Merge branch 'main' of https://git.matterlinux.xyz/Matter/libmp

Signed-off-by: ngn <ngn@ngn.tf>

.gitea/workflows/docker.yml

@@ -0,0 +1,28 @@
+name: Build docker image
+
+on:
+  push:
+    branches: ["main"]
+
+env:
+  REGISTRY: git.matterlinux.xyz
+  IMAGE: ${{gitea.repository}}
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: "https://github.com/actions/checkout@v4"
+
+      - name: Login to container repo
+        uses: "https://github.com/docker/login-action@v1"
+        with:
+          registry: ${{env.REGISTRY}}
+          username: ${{gitea.actor}}
+          password: ${{secrets.PACKAGES_TOKEN}}
+
+      - name: Build image
+        run: |
+          docker build --tag ${{env.REGISTRY}}/${{env.IMAGE}}:latest .
+          docker push ${{env.REGISTRY}}/${{env.IMAGE}}:latest

Makefile

@@ -12,7 +12,6 @@ CFLAGS  = -O3 -fstack-protector-strong -fcf-protection=full -fstack-clash-protec
 LIBS    = -lpthread -lcrypto -larchive -linih -lgpgme -lsqlite3
 
 DEBUG   = 0
-VERSION = 24.00
 
 all: dist dist/libmp.so $(PO_OUTS)
 

README.md

@@ -1,4 +1,7 @@
 # libmp | MatterLinux package management library
+
+![](https://git.matterlinux.xyz/matter/libmp/actions/workflows/docker.yml/badge.svg)
+
 The core library for [`matt`](https://git.matterlinux.xyz/Matter/matt), it has
 components for transferring, installing, updating and removing packages.
 

examples/client/install.c

@@ -39,7 +39,7 @@ int main(int argc, char *argv[]) {
 
   printf("resolving package: %s (%s)...\n", pkg->data.name, pkg->data.version);
 
-  if ((list = lm_ctx_resolve(&ctx, pkg, NULL)) == NULL) {
+  if ((list = lm_ctx_resolve(&ctx, pkg, true, NULL)) == NULL) {
     printf("failed to resolve package: %s (%d)\n", lm_strerror(), lm_error());
     goto end;
   }

examples/server/main.c

@@ -19,14 +19,19 @@ int main(int argc, char *argv[]) {
     goto end;
   }
 
-  if (lm_ctx_pool_add(&ctx, "test", "mptp://127.0.0.1:5858", "./examples/test") == NULL) {
+  if (lm_ctx_pool_add(&ctx, "test", "mptp://s.test.local", "./examples/test") == NULL) {
+    printf("failed to add pool: %s (%d)\n", lm_strerror(), lm_error());
+    goto end;
+  }
+
+  if (lm_ctx_pool_add(&ctx, "test", "mptp://n.test.local", "/tmp/test") == NULL) {
     printf("failed to add pool: %s (%d)\n", lm_strerror(), lm_error());
     goto end;
   }
 
   lm_ctx_sync(&ctx, false, NULL, NULL);
 
-  if (!lm_ctx_serve(&ctx, argv[1], 10, NULL, NULL)) {
+  if (!lm_ctx_serve(&ctx, argv[1], 10, NULL, NULL, NULL)) {
     printf("failed to serve the pools: %s (%d)\n", lm_strerror(), lm_error());
     goto end;
   }

include/all.h

@@ -22,7 +22,7 @@
 
 // clang-format on
 
-#define LM_VERSION "24.00"
+#define LM_VERSION "24.09"
 
 #include "ctx.h"
 #include "error.h"

include/ctx.h

@@ -3,6 +3,7 @@
 #include "mptp.h"
 #include "pool.h"
 
+#include <signal.h>
 #include <stdbool.h>
 
 typedef struct lm_ctx {
@@ -22,10 +23,9 @@ typedef struct lm_ctx_list {
 } lm_ctx_list_t;
 
 typedef struct lm_ctx_resolve_list {
-  lm_pkg_t *resolving;
+  lm_pkg_t **packages;
-  lm_pkg_t *packages;
+  lm_pkg_t  *cur;
-  lm_pkg_t *cur;
+  ssize_t    count, index;
-  ssize_t   count;
 } lm_ctx_resolve_list_t;
 
 typedef struct lm_ctx_update_list {
@@ -73,10 +73,10 @@ lm_ctx_list_t *lm_ctx_list(lm_ctx_t *ctx, lm_ctx_list_t *list); // returns the s
 lm_pkg_t      *lm_ctx_list_next(lm_ctx_list_t *list);           // returns the next package in the list
 void           lm_ctx_list_free(lm_ctx_list_t *list);           // frees the package list state
 
-lm_ctx_resolve_list_t *lm_ctx_resolve(
+lm_ctx_resolve_list_t *lm_ctx_resolve(lm_ctx_t *ctx, lm_pkg_t *pkg, bool resolve_depends,
-    lm_ctx_t *ctx, lm_pkg_t *pkg, lm_ctx_resolve_list_t *list); // resolves a package and returns a list of packages
+    lm_ctx_resolve_list_t *list); // resolves a package and returns a list of packages
-lm_pkg_t *lm_ctx_resolve_next(lm_ctx_resolve_list_t *list);     // returns the next package in the list
+lm_pkg_t              *lm_ctx_resolve_next(lm_ctx_resolve_list_t *list); // returns the next package in the list
-void      lm_ctx_resolve_free(lm_ctx_resolve_list_t *list);     // frees the resolved list returned by lm_ctx_resolve
+void lm_ctx_resolve_free(lm_ctx_resolve_list_t *list); // frees the resolved list returned by lm_ctx_resolve
 
 lm_ctx_update_list_t *lm_ctx_update_list(lm_ctx_t *ctx);                   // get a list of entries to update
 lm_entry_t           *lm_ctx_update_list_next(lm_ctx_update_list_t *list); // get the next entry in the update list
@@ -93,11 +93,11 @@ bool lm_ctx_install(lm_ctx_t *ctx, lm_pkg_t *pkg, bool run_install, lm_ctx_insta
     void *data); // installs/updates a single package
 bool lm_ctx_check(
     lm_ctx_t *ctx, lm_entry_t *entry, lm_ctx_check_callback_t callback, void *data); // checks a single package
-size_t lm_ctx_sync(lm_ctx_t *ctx, bool do_update, lm_ctx_sync_callback_t callback, void *data); // syncs all the pools
+ssize_t lm_ctx_sync(lm_ctx_t *ctx, bool do_update, lm_ctx_sync_callback_t callback, void *data); // syncs all the pools
-void   lm_ctx_ping(lm_ctx_t *ctx, lm_ctx_ping_callback_t callback, void *data);                 // pings all the pools
+void    lm_ctx_ping(lm_ctx_t *ctx, lm_ctx_ping_callback_t callback, void *data);                 // pings all the pools
-bool   lm_ctx_serve(
+bool lm_ctx_serve(lm_ctx_t *ctx, char *addr, uint8_t threads, __sighandler_t handler, lm_ctx_serve_callback_t callback,
-      lm_ctx_t *ctx, char *addr, uint8_t threads, lm_ctx_serve_callback_t callback, void *data); // serves all the pools
+    void *data); // serves all the pools
-                                                                                                 //
+
 /* ##############################
    ## temp directory fucntions ##
    ############################## */

include/database.h

@@ -4,39 +4,26 @@
 
 #include <sqlite3.h>
 #include <stdbool.h>
+#include <stdio.h>
 #include <sys/types.h>
 
 #define HASH_LEN 32
 
 enum lm_query_index {
-  QUERY_CREATE_ENTRY_TABLE    = 0,
+  QUERY_CREATE_TABLE    = 0,
-  QUERY_INSERT_ENTRY_SINGLE   = 1,
+  QUERY_INSERT_SINGLE   = 1,
-  QUERY_SELECT_ENTRY_SINGLE_1 = 2,
+  QUERY_SELECT_SINGLE_1 = 2,
-  QUERY_SELECT_ENTRY_SINGLE_2 = 3,
+  QUERY_SELECT_SINGLE_2 = 3,
-  QUERY_DELETE_ENTRY_SINGLE   = 4,
+  QUERY_DELETE_SINGLE   = 4,
-  QUERY_SELECT_ENTRY_ALL      = 5,
+  QUERY_SELECT_ALL      = 5,
-
-  QUERY_CREATE_FILE_TABLE  = 6,
-  QUERY_INSERT_FILE_SINGLE = 7,
-  QUERY_DELETE_FILE_ALL    = 8,
-  QUERY_DELETE_FILE_SINGLE = 9,
-  QUERY_SELECT_FILE_ALL    = 10,
-  QUERY_SELECT_FILE_SINGLE = 11,
-  QUERY_UPDATE_FILE_1      = 12,
-  QUERY_UPDATE_FILE_2      = 13,
 };
 
 enum lm_columns {
-  FILES_COLUMN_PATH  = 1,
+  COLUMN_NAME    = 1,
-  FILES_COLUMN_HASH  = 2,
+  COLUMN_VERSION = 2,
-  FILES_COLUMN_KEEP  = 3,
+  COLUMN_DESC    = 3,
-  FILES_COLUMN_ENTRY = 4,
+  COLUMN_SIZE    = 4,
-
+  COLUMN_DEPENDS = 5,
-  ENTRIES_COLUMN_NAME    = 1,
-  ENTRIES_COLUMN_VERSION = 2,
-  ENTRIES_COLUMN_DESC    = 3,
-  ENTRIES_COLUMN_SIZE    = 4,
-  ENTRIES_COLUMN_DEPENDS = 5,
 };
 
 extern char *queries[];
@@ -44,13 +31,10 @@ extern char *queries[];
 typedef lm_pkg_data_t lm_entry_t;
 
 typedef struct lm_database {
-  sqlite3      *entries_db;
+  sqlite3      *sql;
-  sqlite3_stmt *entries_st;
+  sqlite3_stmt *st;
-
+  FILE         *filesp;
-  sqlite3      *files_db;
+  char         *dir;
-  sqlite3_stmt *files_st;
-
-  char *dir;
 } lm_database_t;
 
 void lm_entry_init(lm_entry_t *entry);
@@ -79,8 +63,9 @@ bool lm_database_files_next(
     lm_database_t *db, lm_entry_t *entry, char **path, char **hash, bool *keep); // gets the next file of the entry
 bool lm_database_files_add(
     lm_database_t *db, lm_entry_t *entry, char *path, char *hash); // adds a file to the files database
-bool lm_database_files_del(lm_database_t *db, lm_entry_t *entry);  // dels all files of belonging to a entry
+bool lm_database_files_del(
-bool lm_database_files_del_single(lm_database_t *db, char *path);
+    lm_database_t *db, lm_entry_t *entry); // dels files belonging to an entry that is not set as KEEP
+bool lm_database_files_del_all(lm_database_t *db, lm_entry_t *entry); // dels all files of belonging to an entry
 void lm_database_files_next_free(lm_database_t *db, lm_entry_t *entry, char **path, char **hash,
     bool *keep); // frees resources used for lm_database_files_next
 

include/error.h

@@ -81,7 +81,7 @@ typedef enum lm_error {
   LM_ERR_DbFilesOpenFail       = 80,
   LM_ERR_DbFilesDirFail        = 81,
   LM_ERR_DbFilesUnlinkFail     = 82,
-  LM_ERR_DbFilesWriteFail      = 83,
+  LM_ERR_DbFilesRenameFail     = 83,
   LM_ERR_DbKeepsNotFound       = 84,
   LM_ERR_DbKeepsOpenFail       = 85,
   LM_ERR_DbKeepsDirFail        = 86,
@@ -140,11 +140,24 @@ typedef enum lm_error {
   LM_ERR_InstallSaveFail       = 138,
   LM_ERR_FailMkdir             = 139,
   LM_ERR_NotDir                = 140,
-  LM_ERR_NoWrite               = 141,
+  LM_ERR_NoRead                = 141,
   LM_ERR_PoolListBadDir        = 142,
   LM_ERR_FileNotExist          = 143,
   LM_ERR_FileNotLink           = 144,
   LM_ERR_ArchiveSetFail        = 145,
+  LM_ERR_ChdirFail             = 146,
+  LM_ERR_ExtractRootChdirFail  = 147,
+  LM_ERR_ExtractOldChdirFail   = 148,
+  LM_ERR_MPTPAcceptFail        = 149,
+  LM_ERR_MPTPListenFail        = 150,
+  LM_ERR_PoolInfoBadName       = 151,
+  LM_ERR_PoolInfoUnknown       = 152,
+  LM_ERR_MPTPBadPath           = 153,
+  LM_ERR_UnknownThread         = 154,
+  LM_ERR_PkgBadVersion         = 155,
+  LM_ERR_PkgDataMissing        = 156,
+  LM_ERR_PoolListDataFail      = 157,
+  LM_ERR_PoolListAddFail       = 158,
 } lm_error_t;
 
 typedef struct lm_error_desc {
@@ -154,6 +167,7 @@ typedef struct lm_error_desc {
 
 void       lm_error_set(lm_error_t code, ...);
 void       lm_error_clear();
+void       lm_error_init();
 lm_error_t lm_error();
 char      *lm_strerror();
 

include/mptp.h

@@ -13,9 +13,12 @@
  #####################################
  #                FLAGS              #
  #####################################
- #    HOST SIZE    |    DATA SIZE    #
+ #    HOST SIZE    |    PATH SIZE    #
+ #####################################
+ #             DATA SIZE             #
  #####################################
  #                HOST               #
+ #                PATH               #
  #                DATA               #
  #...................................#
 
@@ -82,7 +85,8 @@
 
 #define MPTP_VERSION_SUPPORTED 0
 #define MPTP_CODE_MAX          3
-#define MPTP_DATA_MAX          UINT8_MAX
+#define MPTP_DATA_MAX          4096 // generally this is the page size on x86_64 linux
+#define MPTP_PATH_MAX          UINT8_MAX
 #define MPTP_HOST_MAX          UINT8_MAX
 #define MPTP_TIMEOUT           10
 
@@ -106,34 +110,45 @@ typedef enum lm_mptp_response {
 typedef struct lm_mptp_header {
   uint16_t flags;
   uint8_t  host_size;
-  uint8_t  data_size;
+  uint8_t  path_size;
-} lm_mptp_header_t;
+  uint16_t data_size;
+} __attribute__((packed)) lm_mptp_header_t;
 
 typedef struct lm_mptp {
   lm_mptp_header_t header;
-  char             host[MPTP_DATA_MAX];
+  char            *host, *path, *data;
-  char             data[MPTP_DATA_MAX];
 } lm_mptp_t;
 
 typedef bool (*lm_mptp_transfer_callback_t)(char *path, size_t current, size_t total, void *data);
 
-#define MPTP_FLAGS_VERSION(m) (((m)->header.flags & 0xFF00) >> 8)
+#define MPTP_FLAGS_VERSION(m) (((m)->header.flags >> 8) & 0xFF)
-#define MPTP_FLAGS_TYPE(m)    (((m)->header.flags & 0x0080) >> 1)
+#define MPTP_FLAGS_TYPE(m)    (((m)->header.flags >> 7) & 0x01)
-#define MPTP_FLAGS_CODE(m)    (((m)->header.flags & 0x0070) >> 4)
+#define MPTP_FLAGS_CODE(m)    (((m)->header.flags >> 3) & 0x0F)
-#define MPTP_FLAGS_LAST(m)    (((m)->header.flags & 0x0008) >> 3)
+#define MPTP_FLAGS_LAST(m)    (((m)->header.flags >> 2) & 0x01)
 
 #define MPTP_IS_REQUEST(m) (MPTP_FLAGS_TYPE(m) == 0)
 #define MPTP_IS_LAST(m)    (MPTP_FLAGS_LAST(m) == 1)
 
-bool lm_mptp_init(lm_mptp_t *packet, bool is_request, uint8_t code, bool is_last);
+void lm_mptp_init(lm_mptp_t *packet);
-bool lm_mptp_set_data(lm_mptp_t *packet, char *data, size_t size);
+bool lm_mptp_new(lm_mptp_t *packet, bool is_request, uint8_t code, bool is_last);
-bool lm_mptp_set_host(lm_mptp_t *packet, char *host);
+void lm_mptp_free(lm_mptp_t *packet);
-bool lm_mptp_get_host(lm_mptp_t *packet, char *host);
+
-bool lm_mptp_get_data(lm_mptp_t *packet, char *data);
 int  lm_mptp_socket(char *addr, uint16_t port, struct sockaddr *saddr);
+bool lm_mptp_socket_opts(int sock);
 void lm_mptp_copy(lm_mptp_t *dst, lm_mptp_t *src);
 bool lm_mptp_verify(lm_mptp_t *packet);
 void lm_mptp_close(int sock);
+bool lm_mptp_recv(int sock, lm_mptp_t *packet);
+void lm_mptp_free(lm_mptp_t *packet);
+
+bool lm_mptp_set_data(lm_mptp_t *packet, char *data, size_t size);
+bool lm_mptp_get_data(lm_mptp_t *packet, char *data);
+
+bool lm_mptp_set_host(lm_mptp_t *packet, char *host);
+bool lm_mptp_get_host(lm_mptp_t *packet, char *host);
+
+bool lm_mptp_set_path(lm_mptp_t *packet, char *path);
+bool lm_mptp_get_path(lm_mptp_t *packet, char *path);
 
 int  lm_mptp_client_connect(char *addr, uint16_t port);
 bool lm_mptp_client_verify(lm_mptp_t *packet);
@@ -141,9 +156,11 @@ bool lm_mptp_client_send(int sock, lm_mptp_t *packet);
 bool lm_mptp_client_recv(int sock, lm_mptp_t *packet);
 
 int  lm_mptp_server_listen(char *addr, uint16_t port);
+int  lm_mptp_server_accept(int sock, struct sockaddr *addr);
+void lm_mptp_server_close(int sock);
 bool lm_mptp_server_verify(lm_mptp_t *packet);
-bool lm_mptp_server_recv(int sock, lm_mptp_t *packet, struct sockaddr *addr);
+bool lm_mptp_server_recv(int sock, lm_mptp_t *packet);
-bool lm_mptp_server_send(int sock, lm_mptp_t *packet, struct sockaddr *addr);
+bool lm_mptp_server_send(int sock, lm_mptp_t *packet);
 
-bool lm_mptp_sendfile(int sock, struct sockaddr *addr, char *path, lm_mptp_transfer_callback_t callback, void *data);
+bool lm_mptp_sendfile(int sock, char *path, lm_mptp_transfer_callback_t callback, void *data);
 bool lm_mptp_recvfile(int sock, char *path, lm_mptp_transfer_callback_t callback, void *data);

include/package.h

@@ -6,7 +6,7 @@
 #define PKG_DATA_DESC    "desc"
 #define PKG_DATA_VERSION "version"
 #define PKG_DATA_DEPENDS "depends"
-#define PKG_DATA_KEEPS   "keeps"
+#define PKG_DATA_KEEPS   "keep"
 
 #define DATA_FILE     "DATA"
 #define HASHES_FILE   "HASHES"

include/util.h

@@ -8,6 +8,9 @@
 #include <stdio.h>
 
 #define _(x) gettext(x)
+#define BINARY(b)                                                                                                      \
+  (b & 128 ? '1' : '0'), (b & 64 ? '1' : '0'), (b & 32 ? '1' : '0'), (b & 16 ? '1' : '0'), (b & 8 ? '1' : '0'),        \
+      (b & 4 ? '1' : '0'), (b & 2 ? '1' : '0'), (b & 1 ? '1' : '0')
 
 bool contains(char *str, char s);
 bool eq(char *s1, char *s2);
@@ -27,23 +30,21 @@ bool  exists(char *path, struct stat *st);
 bool  is_empty(char *p);
 bool  is_dir_empty(char *p);
 bool  rmrf(char *p);
+int   digits(int n);
 
 bool package_parse(char *package, char *name, char *version);
-bool package_version_valid(char *name);
+bool __package_field_valid(char *field);
-bool package_name_valid(char *name);
+#define package_version_valid(x) __package_field_valid(x)
+#define package_name_valid(x)    __package_field_valid(x)
 
 void pdebug(const char *func, const char *fmt, ...);
+void pdebug_binary(char *data, size_t len);
+
 bool parse_host(char *addr, char *host, uint16_t *port);
 bool copy_blocks(struct archive *w, struct archive *r);
 bool extract_archive(char *dst, char *src);
-bool mkdir_ifnot(char *path);
+bool mkdir_ifnot(char *path, int mode);
 
 int   join_multiple(char *res, const char *base, const char *pth, const char *pth2);
 int   join(char *res, const char *base, const char *pth);
 char *join_alloc(const char *base, const char *pth);
-
-bool      pkglist_contains(lm_pkg_t *list, lm_pkg_t *pkg);
-lm_pkg_t *pkglist_del(lm_pkg_t *list, lm_pkg_t *pkg);
-lm_pkg_t *pkglist_add_top(lm_pkg_t *list, lm_pkg_t *pkg);
-lm_pkg_t *pkglist_add_end(lm_pkg_t *list, lm_pkg_t *pkg);
-void      pkglist_free(lm_pkg_t *list);

locale/tr/LC_MESSAGES/libmp.po

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2024-08-06 04:34+0300\n"
+"POT-Creation-Date: 2024-08-25 14:07+0300\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -17,603 +17,667 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 
-#: src/error.c:19
+#: src/error.c:31
 msgid "no error"
 msgstr "hata yok"
 
-#: src/error.c:20
+#: src/error.c:32
 #, fuzzy
 msgid "URL contains an invalid character"
 msgstr "URL contains an invalid char"
 
-#: src/error.c:21
+#: src/error.c:33
 msgid "URL does not have a valid protocol field"
 msgstr "URL does not have a valid protocol field"
 
-#: src/error.c:22
+#: src/error.c:34
 msgid "URL is too large"
 msgstr "URL is too large"
 
-#: src/error.c:23
+#: src/error.c:35
 msgid "URL hostname is too large"
 msgstr "URL hostname is too large"
 
-#: src/error.c:24
+#: src/error.c:36
 msgid "URL path is too large"
 msgstr "URL path is too large"
 
-#: src/error.c:25
+#: src/error.c:37
 msgid "URL does not have a valid hostname"
 msgstr "URL does not have a valid hostname"
 
-#: src/error.c:26
+#: src/error.c:38
 #, fuzzy
 msgid "URL does not have a valid port number"
 msgstr "URL does not have a valid hostname"
 
-#: src/error.c:27
+#: src/error.c:39
 msgid "URL does not have a valid path"
 msgstr "URL does not have a valid path"
 
-#: src/error.c:28
+#: src/error.c:40
 #, fuzzy
 msgid "hostname does not contain a valid port number"
 msgstr "URL does not contain a hostname with a valid port number"
 
-#: src/error.c:29
+#: src/error.c:41
 #, fuzzy
 msgid "hostname is not valid"
 msgstr "URL hostname is too large"
 
-#: src/error.c:30
+#: src/error.c:42
 msgid "URL protocol port number is unknown"
 msgstr "URL protocol port number is unknown"
 
-#: src/error.c:31
+#: src/error.c:43
 msgid "URL is incomplete"
 msgstr "URL tamamlanmamış"
 
-#: src/error.c:32
+#: src/error.c:44
 msgid "pool does not support the specified protocol"
 msgstr "pool does not support the specified protocol"
 
-#: src/error.c:33
+#: src/error.c:45
 msgid "unsupported MPTP version"
 msgstr ""
 
-#: src/error.c:34
+#: src/error.c:46
 msgid "invalid MPTP request/response code"
 msgstr ""
 
-#: src/error.c:35
+#: src/error.c:47
 msgid "invalid MPTP URL"
 msgstr ""
 
-#: src/error.c:36
+#: src/error.c:48
 msgid "failed to resolve hostname for MPTP connection"
 msgstr ""
 
-#: src/error.c:37
+#: src/error.c:49
 msgid "failed to create a MPTP socket"
 msgstr ""
 
-#: src/error.c:38
+#: src/error.c:50
 msgid "failed to connect to the MPTP host"
 msgstr ""
 
-#: src/error.c:39
+#: src/error.c:51
-msgid "failed receive MPTP data from host"
+#, c-format
+msgid "failed receive MPTP data from host: %s"
 msgstr ""
 
-#: src/error.c:40
+#: src/error.c:52
 msgid "failed send MPTP data to host"
 msgstr ""
 
-#: src/error.c:41
+#: src/error.c:53
 #, fuzzy
 msgid "MPTP data size is invalid"
 msgstr "URL path is too large"
 
-#: src/error.c:42
+#: src/error.c:54
 #, fuzzy
 msgid "MPTP host size is invalid"
 msgstr "URL path is too large"
 
-#: src/error.c:43
+#: src/error.c:55
+#, fuzzy
+msgid "MPTP path size is invalid"
+msgstr "URL path is too large"
+
+#: src/error.c:56
 msgid "failed to set MPTP socket options"
 msgstr ""
 
-#: src/error.c:44
+#: src/error.c:57
 msgid "MPTP connection timed out"
 msgstr ""
 
-#: src/error.c:45
-msgid "failed to bind MPTP socket"
-msgstr ""
-
-#: src/error.c:46
-msgid "required argument is a NULL pointer or 0"
-msgstr ""
-
-#: src/error.c:47
-msgid "not a MPTP request"
-msgstr ""
-
-#: src/error.c:48
-msgid "not a MPTP response"
-msgstr ""
-
-#: src/error.c:49 src/error.c:50
-msgid "MPTP request last flag is not set"
-msgstr ""
-
-#: src/error.c:51
-msgid "host port not specified"
-msgstr ""
-
-#: src/error.c:52
-msgid "pool info is badly formatted or is not complete"
-msgstr ""
-
-#: src/error.c:53
-msgid "failed to write block from archive"
-msgstr ""
-
-#: src/error.c:54
-msgid "failed to read block from archive"
-msgstr ""
-
-#: src/error.c:55
-msgid "failed to open archive"
-msgstr ""
-
-#: src/error.c:56
-msgid "failed to write archive header"
-msgstr ""
-
-#: src/error.c:57
-msgid "failed to finish writing the archive entry"
-msgstr ""
-
 #: src/error.c:58
-msgid "failed to create new archive reader/writer"
+#, c-format
+msgid "failed to bind MPTP socket: %s"
 msgstr ""
 
 #: src/error.c:59
-msgid "failed to resolve full path for archive file"
+msgid "required argument is a NULL pointer or 0"
 msgstr ""
 
 #: src/error.c:60
-msgid "failed to read the next header of the archive"
+msgid "not a MPTP request"
 msgstr ""
 
 #: src/error.c:61
-msgid "failed to obtain current working directory"
+msgid "not a MPTP response"
 msgstr ""
 
-#: src/error.c:62
+#: src/error.c:62 src/error.c:63
-msgid "failed to open extracted pool list directory"
+msgid "MPTP request last flag is not set"
-msgstr ""
-
-#: src/error.c:63
-msgid "failed to read access the pool list file"
 msgstr ""
 
 #: src/error.c:64
-msgid "failed to read access the pool info file"
+msgid "host port not specified"
 msgstr ""
 
 #: src/error.c:65
-msgid "failed to parse package data"
+msgid "pool info is badly formatted or is not complete"
 msgstr ""
 
 #: src/error.c:66
+msgid "failed to write block from archive"
+msgstr ""
+
+#: src/error.c:67
+msgid "failed to read block from archive"
+msgstr ""
+
+#: src/error.c:68
+msgid "failed to open archive"
+msgstr ""
+
+#: src/error.c:69
+msgid "failed to write archive header"
+msgstr ""
+
+#: src/error.c:70
+msgid "failed to finish writing the archive entry"
+msgstr ""
+
+#: src/error.c:71
+msgid "failed to create new archive reader/writer"
+msgstr ""
+
+#: src/error.c:72
+msgid "failed to resolve full path for archive file"
+msgstr ""
+
+#: src/error.c:73
+msgid "failed to read the next header of the archive"
+msgstr ""
+
+#: src/error.c:74
+msgid "failed to obtain current working directory"
+msgstr ""
+
+#: src/error.c:75
+msgid "failed to open extracted pool list directory"
+msgstr ""
+
+#: src/error.c:76
+#, c-format
+msgid "failed to load \"%s\" data: %s"
+msgstr ""
+
+#: src/error.c:77
+#, c-format
+msgid "failed add \"%s\" to the pool list: %s"
+msgstr ""
+
+#: src/error.c:78
+msgid "failed to read access the pool list file"
+msgstr ""
+
+#: src/error.c:79
+msgid "failed to read access the pool info file"
+msgstr ""
+
+#: src/error.c:80
+msgid "failed to parse package data"
+msgstr ""
+
+#: src/error.c:81
 #, fuzzy
 msgid "package name is invalid"
 msgstr "URL hostname is too large"
 
-#: src/error.c:67
+#: src/error.c:82
+#, fuzzy
+msgid "package version is invalid"
+msgstr "URL hostname is too large"
+
+#: src/error.c:83
+#, c-format
+msgid "package data has missing field: %s"
+msgstr ""
+
+#: src/error.c:84
 msgid "data path is not set with in the ctx"
 msgstr ""
 
-#: src/error.c:68
+#: src/error.c:85
 msgid "temp path is not set with in the ctx"
 msgstr ""
 
-#: src/error.c:69
+#: src/error.c:86
 msgid "root path is not set with in the ctx"
 msgstr ""
 
-#: src/error.c:70
+#: src/error.c:87
 #, c-format
 msgid "failed to set the ctx temp director to %s: %s"
 msgstr ""
 
-#: src/error.c:71
+#: src/error.c:88
 #, c-format
 msgid "failed to set the ctx root directory to %s: %s"
 msgstr ""
 
-#: src/error.c:72
+#: src/error.c:89
 #, c-format
 msgid "failed to set the ctx data directory to %s: %s"
 msgstr ""
 
-#: src/error.c:73
+#: src/error.c:90
 msgid "pool did not respond ping with pong"
 msgstr ""
 
-#: src/error.c:74
+#: src/error.c:91
 msgid "package file and directory paths are empty"
 msgstr ""
 
-#: src/error.c:75
+#: src/error.c:92
 msgid "failed to to open target file for sending"
 msgstr ""
 
-#: src/error.c:76
+#: src/error.c:93
 msgid "failed to to delete target file for receiving"
 msgstr ""
 
-#: src/error.c:77
+#: src/error.c:94
 msgid "failed to to open target file for receiving"
 msgstr ""
 
-#: src/error.c:78
+#: src/error.c:95
 msgid "got a bad response code for receiving the target file"
 msgstr ""
 
-#: src/error.c:79
+#: src/error.c:96
 msgid "failed to write to the target file for receiving"
 msgstr ""
 
-#: src/error.c:80
+#: src/error.c:97
 #, fuzzy
 msgid "package not found"
 msgstr "URL hostname is too large"
 
-#: src/error.c:81
+#: src/error.c:98
 msgid "failed to access to the database file/directory"
 msgstr ""
 
-#: src/error.c:82
+#: src/error.c:99
 msgid "failed to open SQLite database"
 msgstr ""
 
-#: src/error.c:83
+#: src/error.c:100
 msgid "failed to create table in SQLite database"
 msgstr ""
 
-#: src/error.c:84
+#: src/error.c:101
 msgid "failed to prepare statement for SQLite database"
 msgstr ""
 
-#: src/error.c:85
+#: src/error.c:102
 msgid "failed to insert to the table in SQLite database"
 msgstr ""
 
-#: src/error.c:86
+#: src/error.c:103
 msgid "failed to select from the table in SQLite database"
 msgstr ""
 
-#: src/error.c:87
+#: src/error.c:104
 msgid "failed to delete from the table in SQLite database"
 msgstr ""
 
-#: src/error.c:88
+#: src/error.c:105
 msgid "failed to find entry in SQLite database"
 msgstr ""
 
-#: src/error.c:89
+#: src/error.c:106
 msgid "failed to init GPG for package verification"
 msgstr ""
 
-#: src/error.c:90
+#: src/error.c:107
 msgid "failed to import signature to GPG for package verification"
 msgstr ""
 
-#: src/error.c:91
+#: src/error.c:108
 msgid "failed to import archive to GPG for package verification"
 msgstr ""
 
-#: src/error.c:92
+#: src/error.c:109
 msgid "package signature verification failed with zero matches"
 msgstr ""
 
-#: src/error.c:93
+#: src/error.c:110
 msgid "package signature verification failed with zero results"
 msgstr ""
 
-#: src/error.c:94
+#: src/error.c:111
 msgid "pool file and directory paths are empty"
 msgstr ""
 
-#: src/error.c:95
+#: src/error.c:112
 msgid "pool is not avaliable for connection"
 msgstr ""
 
-#: src/error.c:96
+#: src/error.c:113
 msgid "pool URL is empty or invalid"
 msgstr ""
 
-#: src/error.c:97
+#: src/error.c:114
 msgid "pool directory path is not accessible"
 msgstr ""
 
-#: src/error.c:98
+#: src/error.c:115
 msgid "pool directory sub-paths are not accessible"
 msgstr ""
 
-#: src/error.c:99
+#: src/error.c:116
-msgid "package file list not found in the database"
+msgid "file list not found for the package"
 msgstr ""
 
-#: src/error.c:100
+#: src/error.c:117
-msgid "failed to open package file list in the database"
+#, c-format
+msgid "failed to rename the file list for the package: %s"
 msgstr ""
 
-#: src/error.c:101
+#: src/error.c:118
-msgid "failed to access package file list database directory"
+#, c-format
+msgid "failed to open the package file list: %s"
 msgstr ""
 
-#: src/error.c:102
+#: src/error.c:119
-msgid "failed to remove package file list from the database"
+#, c-format
+msgid "failed to open the database directory: %s"
 msgstr ""
 
-#: src/error.c:103
+#: src/error.c:120
-msgid "failed to write to the file list in the database"
+#, c-format
+msgid "failed to remove package file list: %s"
 msgstr ""
 
-#: src/error.c:104
+#: src/error.c:121
 msgid "package keep list not found in the database"
 msgstr ""
 
-#: src/error.c:105
+#: src/error.c:122
 msgid "failed to open package keep list in the database"
 msgstr ""
 
-#: src/error.c:106
+#: src/error.c:123
 msgid "failed to access package keep list database directory"
 msgstr ""
 
-#: src/error.c:107
+#: src/error.c:124
 msgid "failed to remove package keep list from the database"
 msgstr ""
 
-#: src/error.c:108
+#: src/error.c:125
 #, c-format
 msgid "failed to find %s (dependency of %s)"
 msgstr ""
 
-#: src/error.c:109
+#: src/error.c:126
 #, c-format
 msgid "failed to download %s for installation: %s"
 msgstr ""
 
-#: src/error.c:110
+#: src/error.c:127
 #, fuzzy
 msgid "package is not downloaded"
 msgstr "URL hostname is too large"
 
-#: src/error.c:111 src/error.c:112
+#: src/error.c:128 src/error.c:129
 msgid "failed to remove downloaded package"
 msgstr ""
 
-#: src/error.c:113
+#: src/error.c:130
 msgid "failed to open the destination file"
 msgstr ""
 
-#: src/error.c:114
+#: src/error.c:131
 msgid "failed to open the source file"
 msgstr ""
 
-#: src/error.c:115 src/error.c:116
+#: src/error.c:132 src/error.c:133
 msgid "failed to write to the destination file"
 msgstr ""
 
-#: src/error.c:117
+#: src/error.c:134
 msgid "package does not have associated pool"
 msgstr ""
 
-#: src/error.c:118
+#: src/error.c:135
 msgid "failed to create specified temp directory"
 msgstr ""
 
-#: src/error.c:119
+#: src/error.c:136
 msgid "package archive does not contain required files"
 msgstr ""
 
-#: src/error.c:120
-msgid "package data does not match with target package"
-msgstr ""
-
-#: src/error.c:121
-#, c-format
-msgid "failed to update changes file for package: %s"
-msgstr ""
-
-#: src/error.c:122
-msgid "failed to access package hashes file"
-msgstr ""
-
-#: src/error.c:123
-msgid "failed to remove package changes file from the database"
-msgstr ""
-
-#: src/error.c:124
-msgid "failed to stat target file for sending"
-msgstr ""
-
-#: src/error.c:125
-msgid "failed to format target file size for sending"
-msgstr ""
-
-#: src/error.c:126
-msgid "failed to read target file size for sending"
-msgstr ""
-
-#: src/error.c:127
-msgid "failed to parse target file size for receiving"
-msgstr ""
-
-#: src/error.c:128
-msgid "target file is not fully received"
-msgstr ""
-
-#: src/error.c:129
-msgid "failed to stat for target extract archive"
-msgstr ""
-
-#: src/error.c:130
-#, c-format
-msgid "failed to add package file (%s) to the database: %s"
-msgstr ""
-
-#: src/error.c:131
-#, c-format
-msgid "failed to extract package files: %s"
-msgstr ""
-
-#: src/error.c:132
-#, c-format
-msgid "failed to add package to the database: %s"
-msgstr ""
-
-#: src/error.c:133
-#, fuzzy
-msgid "package is already installed"
-msgstr "URL hostname is too large"
-
-#: src/error.c:134
-#, fuzzy
-msgid "package is not installed"
-msgstr "URL hostname is too large"
-
-#: src/error.c:135
-#, c-format
-msgid "failed to remove package file (%s): %s"
-msgstr ""
-
-#: src/error.c:136
-#, c-format
-msgid "failed to remove package from the database: %s"
-msgstr ""
-
 #: src/error.c:137
-#, c-format
+msgid "package data does not match with target package"
-msgid "failed to remove package files from the database: %s"
 msgstr ""
 
 #: src/error.c:138
 #, c-format
-msgid "failed to remove changes file for package: %s"
+msgid "failed to update changes file for package: %s"
 msgstr ""
 
 #: src/error.c:139
-msgid "failed to get current directory for running install"
+msgid "failed to access package hashes file"
 msgstr ""
 
 #: src/error.c:140
-msgid "failed change directory to root for running install"
+msgid "failed to remove package changes file from the database"
 msgstr ""
 
 #: src/error.c:141
-msgid "failed run install spawn command"
+msgid "failed to stat target file for sending"
+msgstr ""
+
+#: src/error.c:142
+msgid "failed to format target file size for sending"
 msgstr ""
 
 #: src/error.c:143
-msgid "failed to change directory to old directory after running install"
+msgid "failed to read target file size for sending"
 msgstr ""
 
 #: src/error.c:144
-msgid "install script returned a bad status code"
+msgid "failed to parse target file size for receiving"
 msgstr ""
 
 #: src/error.c:145
-#, c-format
+msgid "target file is not fully received"
-msgid "failed to run the package install script: %s"
 msgstr ""
 
 #: src/error.c:146
-#, c-format
+msgid "failed to stat for target extract archive"
-msgid "failed to save the package install script: %s"
 msgstr ""
 
 #: src/error.c:147
 #, c-format
-msgid "removing package breaks %s"
+msgid "failed to add package file (%s) to the database: %s"
 msgstr ""
 
 #: src/error.c:148
-#, fuzzy
+#, c-format
-msgid "package is already up-to-date"
+msgid "failed to extract package files: %s"
-msgstr "URL hostname is too large"
+msgstr ""
 
 #: src/error.c:149
-msgid "failed to open file for hashing"
+#, c-format
+msgid "failed to add package to the database: %s"
 msgstr ""
 
 #: src/error.c:150
-msgid "failed create digest for hashing"
+#, fuzzy
-msgstr ""
+msgid "package is already installed"
+msgstr "URL hostname is too large"
 
 #: src/error.c:151
-#, c-format
+#, fuzzy
-msgid "failed to get hash of %s: %s"
+msgid "package is not installed"
-msgstr ""
+msgstr "URL hostname is too large"
 
 #: src/error.c:152
 #, c-format
-msgid "file hash does not match for %s"
+msgid "failed to remove package file (%s): %s"
 msgstr ""
 
 #: src/error.c:153
-#, fuzzy
+#, c-format
-msgid "pool info is not loaded"
+msgid "failed to remove package from the database: %s"
-msgstr "URL hostname is too large"
+msgstr ""
 
 #: src/error.c:154
-msgid "pool list is empty"
+#, c-format
+msgid "failed to remove package files from the database: %s"
 msgstr ""
 
 #: src/error.c:155
-msgid "package changes file not found in the database"
+#, c-format
+msgid "failed to remove changes file for package: %s"
 msgstr ""
 
 #: src/error.c:156
-msgid "failed to change mod of the changes file"
+msgid "failed to get current directory for running install"
 msgstr ""
 
 #: src/error.c:157
-msgid "failed to create install script save directory"
+msgid "failed change directory to root for running install"
 msgstr ""
 
 #: src/error.c:158
-msgid "directory does not have write permissions"
+msgid "failed run install spawn command"
-msgstr ""
-
-#: src/error.c:159
-msgid "specified path is not a directory"
 msgstr ""
 
 #: src/error.c:160
-msgid "failed to create the specified directory"
+msgid "failed to change directory to old directory after running install"
 msgstr ""
 
 #: src/error.c:161
-msgid "specified list extraction directory is not accessible"
+msgid "install script returned a bad status code"
 msgstr ""
 
 #: src/error.c:162
 #, c-format
-msgid "file does not exist: %s"
+msgid "failed to run the package install script: %s"
 msgstr ""
 
 #: src/error.c:163
 #, c-format
-msgid "file is a symbolic link: %s"
+msgid "failed to save the package install script: %s"
 msgstr ""
 
 #: src/error.c:164
+#, c-format
+msgid "removing package breaks %s"
+msgstr ""
+
+#: src/error.c:165
+#, fuzzy
+msgid "package is already up-to-date"
+msgstr "URL hostname is too large"
+
+#: src/error.c:166
+msgid "failed to open file for hashing"
+msgstr ""
+
+#: src/error.c:167
+msgid "failed create digest for hashing"
+msgstr ""
+
+#: src/error.c:168
+#, c-format
+msgid "failed to get hash of %s: %s"
+msgstr ""
+
+#: src/error.c:169
+#, c-format
+msgid "file hash does not match for %s"
+msgstr ""
+
+#: src/error.c:170
+#, fuzzy
+msgid "pool info is not loaded"
+msgstr "URL hostname is too large"
+
+#: src/error.c:171
+msgid "pool list is empty"
+msgstr ""
+
+#: src/error.c:172
+msgid "package changes file not found in the database"
+msgstr ""
+
+#: src/error.c:173
+msgid "failed to change mod of the changes file"
+msgstr ""
+
+#: src/error.c:174
+msgid "failed to create install script save directory"
+msgstr ""
+
+#: src/error.c:175
+msgid "directory does not have read permissions"
+msgstr ""
+
+#: src/error.c:176
+msgid "specified path is not a directory"
+msgstr ""
+
+#: src/error.c:177
+msgid "failed to create the specified directory"
+msgstr ""
+
+#: src/error.c:178
+msgid "specified list extraction directory is not accessible"
+msgstr ""
+
+#: src/error.c:179
+#, c-format
+msgid "file does not exist: %s"
+msgstr ""
+
+#: src/error.c:180
+#, c-format
+msgid "file is a symbolic link: %s"
+msgstr ""
+
+#: src/error.c:181
 msgid "failed to set the package archive"
 msgstr ""
+
+#: src/error.c:182
+#, c-format
+msgid "failed change directory: %s"
+msgstr ""
+
+#: src/error.c:183
+msgid "failed to change directory to root during extraction"
+msgstr ""
+
+#: src/error.c:184
+msgid "failed to change directory back from root during extraction"
+msgstr ""
+
+#: src/error.c:185
+#, c-format
+msgid "failed to accept the MPTP connection: %s"
+msgstr ""
+
+#: src/error.c:186
+#, c-format
+msgid "failed to listen the MPTP socket: %s"
+msgstr ""
+
+#: src/error.c:187
+#, c-format
+msgid "pool name (%s) doesn't match with: %s"
+msgstr ""
+
+#: src/error.c:188
+#, c-format
+msgid "unknown key in the configuration: %s"
+msgstr ""

src/ctx/check.c

@@ -47,7 +47,8 @@ bool lm_ctx_check(lm_ctx_t *ctx, lm_entry_t *entry, lm_ctx_check_callback_t call
     if(S_ISLNK(st.st_mode)){
       pdebug(__func__, "%s seems to be a link, no hash verification to do", fp);
 
-      if(hash[0] != '\0'){
+      // hashes for links are just "#" chars
+      if(hash[0] != '#'){
         lm_error_set(LM_ERR_FileNotLink, fp);
         goto end;
       }

src/ctx/ctx.c

@@ -3,15 +3,16 @@
 #include "../../include/ctx.h"
 
 #include <linux/limits.h>
+#include <strings.h>
 #include <stdbool.h>
 #include <stdlib.h>
 #include <locale.h>
 #include <string.h>
 #include <stdio.h>
-#include <strings.h>
+#include <errno.h>
 
 bool __lm_ctx_init_checkdir(char *path){
-  if(!mkdir_ifnot(path)){
+  if(!mkdir_ifnot(path, 0755)){
     lm_error_set(LM_ERR_FailMkdir);
     return false;
   }
@@ -21,8 +22,8 @@ bool __lm_ctx_init_checkdir(char *path){
     return false;
   }
 
-  if(!can_write(path)){
+  if(!can_read(path)){
-    lm_error_set(LM_ERR_NoWrite);
+    lm_error_set(LM_ERR_NoRead);
     return false;
   }
 
@@ -40,7 +41,7 @@ bool lm_ctx_init(lm_ctx_t *ctx) {
 
   bzero(ctx, sizeof(lm_ctx_t));
   ctx->version = LM_VERSION;
-  lm_error_clear();
+  lm_error_init();
 
   return true;
 }
@@ -63,6 +64,12 @@ bool lm_ctx_new(lm_ctx_t *ctx, char *root_dir, char *temp_dir, char *data_dir) {
     goto end;
   }
 
+  if(root_dir != NULL && !can_write(root_dir)){
+    pdebug(__func__, "check failed for specified root directory: %s", lm_strerror());
+    lm_error_set(LM_ERR_CtxRootFail, root_dir, "directory is not writeable");
+    goto end;
+  }
+
   if(root_dir != NULL)
     ctx->root = realpath(root_dir, NULL);
 
@@ -94,6 +101,8 @@ end:
 
 void lm_ctx_free(lm_ctx_t *ctx) {
   lm_ctx_pool_clear(ctx);
+  lm_ctx_temp_clear(ctx);
+
   free(ctx->data);
   free(ctx->root);
   free(ctx->temp);

src/ctx/download.c

@@ -65,9 +65,9 @@ bool lm_ctx_download(lm_ctx_t *ctx, lm_pkg_t *pkg, lm_ctx_download_callback_t ca
   if((sock = lm_mptp_client_connect(pool->url.host, pool->url.port)) < 0)
     return false;
 
-  lm_mptp_init(&packet, true, MPTP_C2S_PULL, true);
+  lm_mptp_new(&packet, true, MPTP_C2S_PULL, true);
   lm_mptp_set_host(&packet, pool->url.host);
-  lm_mptp_set_data(&packet, path, strlen(path));
+  lm_mptp_set_path(&packet, path);
 
   if(!lm_mptp_client_send(sock, &packet))
     goto end;
@@ -83,6 +83,7 @@ bool lm_ctx_download(lm_ctx_t *ctx, lm_pkg_t *pkg, lm_ctx_download_callback_t ca
 
   ret = true;
 end:
+  lm_mptp_free(&packet);
   lm_mptp_close(sock);
   return ret;
 }

src/ctx/install.c

@@ -20,8 +20,7 @@ bool __lm_ctx_save_install(lm_ctx_t *ctx, lm_pkg_t *pkg, char *install_path){
     return false;
   }
 
-  // no need to save empty install script :)
+  if(!exists(install_path, NULL) || is_empty(install_path))
-  if(is_empty(install_path))
     return true;
 
   char script_name[strlen(pkg->data.name)+15];
@@ -30,7 +29,7 @@ bool __lm_ctx_save_install(lm_ctx_t *ctx, lm_pkg_t *pkg, char *install_path){
   sprintf(script_name, "install_%s", pkg->data.name);
   join(script_dir, ctx->data, "scripts");
 
-  if(!mkdir_ifnot(script_dir)){
+  if(!mkdir_ifnot(script_dir, 0755)){
     lm_error_set(LM_ERR_InstallDirFail);
     return false;
   }
@@ -42,8 +41,7 @@ bool __lm_ctx_save_install(lm_ctx_t *ctx, lm_pkg_t *pkg, char *install_path){
 }
 
 bool __lm_ctx_run_install(char *root, char *install_path) {
-  // no need to run empty install script :)
+  if(!exists(install_path, NULL) || is_empty(install_path))
-  if(is_empty(install_path))
     return true;
 
   char *args[] = {"/bin/bash", install_path, NULL}, *oldpwd = NULL;
@@ -107,7 +105,10 @@ bool __lm_ctx_extract_files(lm_ctx_t *ctx, lm_pkg_t *pkg, char *files, lm_ctx_in
     goto end;
   }
 
-  chdir(ctx->root);
+  if(chdir(ctx->root) < 0){
+    lm_error_set(LM_ERR_ExtractRootChdirFail);
+    goto end;
+  }
 
   flags = ARCHIVE_EXTRACT_PERM;
   flags |= ARCHIVE_EXTRACT_UNLINK;
@@ -136,14 +137,14 @@ bool __lm_ctx_extract_files(lm_ctx_t *ctx, lm_pkg_t *pkg, char *files, lm_ctx_in
     current += archive_entry_size(entry);
     type = archive_entry_filetype(entry);
 
-    if(exists(entry_path, NULL) && lm_database_files_iskeep(ctx->db, entry_path)){
+    if(exists(entry_path, NULL) && lm_package_data_keep_contains(&pkg->data, entry_path)){
       pdebug(__func__, "not extracting %s, file is set as KEEP", entry_path);
       continue;
     }
 
     switch (type) {
     case AE_IFLNK:
-      if(!lm_database_files_add(ctx->db, &pkg->data, entry_path, "")){
+      if(!lm_database_files_add(ctx->db, &pkg->data, "################################", entry_path)){
         char *suberr = lm_strerror_dup();
         pdebug(__func__, "failed to add link to the database for %s: %s", pkg->data.name, suberr);
         lm_error_set(LM_ERR_PkgFilesAddFail, entry_path, suberr);
@@ -202,7 +203,10 @@ end:
   }
 
   if (NULL != oldpwd) {
-    chdir(oldpwd);
+    if(chdir(oldpwd) < 0){
+      lm_error_set(LM_ERR_ExtractOldChdirFail);
+      ret = false;
+    }
     free(oldpwd);
   }
 
@@ -225,10 +229,8 @@ bool lm_ctx_install(lm_ctx_t *ctx, lm_pkg_t *pkg, bool run_install, lm_ctx_insta
     return false;
   }
 
-  if(!mkdir_ifnot(ctx->temp)){
+  if(!lm_ctx_temp_clear(ctx))
-    lm_error_set(LM_ERR_CtxTempFailMkdir);
+    return false; // error set by function
-    return false;
-  }
 
   if(!lm_ctx_database_init(ctx))
     return false; // error set by function
@@ -266,6 +268,8 @@ bool lm_ctx_install(lm_ctx_t *ctx, lm_pkg_t *pkg, bool run_install, lm_ctx_insta
     lm_error_set(LM_ERR_PkgDataNotMatch);
     goto end;
   }
+  
+  pdebug(__func__, "updating changes file for %s", pkg->data.name);
 
   if(!lm_database_changes_update(ctx->db, &pkg->data, files->changes_file)){
     char *suberr = lm_strerror_dup();
@@ -280,6 +284,13 @@ bool lm_ctx_install(lm_ctx_t *ctx, lm_pkg_t *pkg, bool run_install, lm_ctx_insta
     goto end;
   }
 
+  pdebug(__func__, "deleting file list for %s", pkg->data.name);
+
+  if(!lm_database_files_del_all(ctx->db, &pkg->data)){
+    pdebug(__func__, "failed to remove file list for %s: %s", pkg->data.name, lm_error());
+    goto end;
+  }
+
   while((line_len = getline(&line, (size_t*)&line_len, hashes)) > 0){
     if(NULL == line)
       goto next;
@@ -302,12 +313,7 @@ bool lm_ctx_install(lm_ctx_t *ctx, lm_pkg_t *pkg, bool run_install, lm_ctx_insta
 
     pdebug(__func__, "(%lu) %s => %s", line_len, file, hash);
 
-    if(!lm_database_files_del_single(ctx->db, file)){
+    if(!lm_database_files_add(ctx->db, &pkg->data, hash, file)){
-      pdebug(__func__, "failed to remove file from the database for %s: %s", pkg->data.name, lm_error());
-      goto end;
-    }
-
-    if(!lm_database_files_add(ctx->db, &pkg->data, file, hash)){
       char *suberr = lm_strerror_dup();
       pdebug(__func__, "failed to add file to the database for %s: %s", pkg->data.name, suberr);
       lm_error_set(LM_ERR_PkgFilesAddFail, file, suberr);
@@ -320,6 +326,8 @@ bool lm_ctx_install(lm_ctx_t *ctx, lm_pkg_t *pkg, bool run_install, lm_ctx_insta
     line = NULL;
     line_len = 0;
   }
+  
+  pdebug(__func__, "extracting files for %s", pkg->data.name);
 
   if(!__lm_ctx_extract_files(ctx, pkg, files->files_archive, callback, data)){
     char *suberr = lm_strerror_dup();
@@ -328,6 +336,8 @@ bool lm_ctx_install(lm_ctx_t *ctx, lm_pkg_t *pkg, bool run_install, lm_ctx_insta
     free(suberr);
     goto end;
   }
+  
+  pdebug(__func__, "adding an entry for %s", pkg->data.name);
 
   if(!lm_database_entry_add(ctx->db, &pkg->data)){
     char *suberr = lm_strerror_dup();
@@ -337,6 +347,11 @@ bool lm_ctx_install(lm_ctx_t *ctx, lm_pkg_t *pkg, bool run_install, lm_ctx_insta
     goto end;
   }
 
+  if(run_install)
+    pdebug(__func__, "running the install script for %s", pkg->data.name);
+  else
+    pdebug(__func__, "saving the install script for %s", pkg->data.name);
+
   if(run_install && !__lm_ctx_run_install(ctx->root, files->install_file)){
     char *suberr = lm_strerror_dup();
     pdebug(__func__, "failed to run install script: %s", lm_strerror());
@@ -369,7 +384,10 @@ end:
     lm_database_files_del(ctx->db, &pkg->data);
   }
 
-  unlink(pkg->archive);
+  if (pkg->pool != NULL){
-  unlink(pkg->signature);
+    unlink(pkg->archive);
+    unlink(pkg->signature);
+  }
+
   return ret;
 }

src/ctx/list.c

@@ -41,9 +41,14 @@ lm_pkg_t *lm_ctx_list_next(lm_ctx_list_t *list){
     return list->pkg;
   }
 
-  if((list->pkg = list->pkg->next) && NULL == list->pkg){
+  if((list->pkg = list->pkg->next) == NULL){
-    if((list->pool = list->pool->next) != NULL)
+  next_pool:
-      list->pkg = list->pool->pkg;
+    if((list->pool = list->pool->next) == NULL)
+      return list->pkg;
+
+    if((list->pkg = list->pool->pkg) == NULL)
+      goto next_pool;
+
     return list->pkg;
   }
 

src/ctx/remove.c

@@ -55,13 +55,16 @@ bool lm_ctx_remove(lm_ctx_t *ctx, lm_entry_t *entry, lm_ctx_remove_callback_t ca
   size_t total = 0, current = 0;
 
   total = lm_database_files_count(ctx->db, entry);
+  pdebug(__func__, "removing %lu files", total);
 
   while(lm_database_files_next(ctx->db, entry, &path, &hash, &in_keep)){
-    if(in_keep)
+    if(in_keep){
+      pdebug(__func__, "not removing file because it is set as keep: %s", path);
       goto next;
+    }
 
     fpath = join_alloc(ctx->root, path);
-    pdebug(__func__, "removing file %s (%s)", fpath, entry->name);
+    pdebug(__func__, "removing file %s (%s)", fpath, hash);
 
     if(!exists(fpath, NULL)){
       pdebug(__func__, "found file in database, but its not on the file system: %s", fpath);

src/ctx/resolve.c

@@ -7,14 +7,37 @@
 #include <stdlib.h>
 #include <string.h>
 
-bool __lm_ctx_resolve(lm_ctx_t *ctx, lm_ctx_resolve_list_t *list, lm_pkg_t *pkg){
+bool __lm_ctx_resolve_contains(lm_pkg_t *pkg, lm_ctx_resolve_list_t *list){
-  if(pkglist_contains(list->packages, pkg))
+  if(NULL == list->packages)
+    return false;
+
+  for(int i = 0; i < list->count; i++){
+    if(eq(list->packages[i]->data.name, pkg->data.name))
+      return true;
+  }
+
+  return false;
+}
+
+bool __lm_ctx_resolve(lm_ctx_t *ctx, lm_ctx_resolve_list_t *list, lm_pkg_t *pkg, bool resolve_depends){
+  if(__lm_ctx_resolve_contains(pkg, list)){
+    pdebug(__func__, "%s is already in the list, skipping", pkg->data.name);
     return true;
+  }
 
-  if(NULL == pkg->data.depends)
+  if(NULL == list->packages)
-    goto end;
+    list->packages = malloc(sizeof(lm_pkg_t *)*(++list->count));
+  else
+    list->packages = realloc(list->packages, sizeof(lm_pkg_t *)*(++list->count));
 
-  list->resolving = pkglist_add_top(list->resolving, pkg);
+  pdebug(__func__, "adding %s to the list", pkg->data.name);
+  list->packages[list->count-1] = pkg;
+
+  if(!resolve_depends || NULL == pkg->data.depends){
+    pdebug(__func__, "skipping depend resolve for %s", pkg->data.name);
+    return true;
+  }
+  
   lm_pkg_t *depend = NULL;
 
   for(int i = 0; pkg->data.depends[i] != NULL; i++){
@@ -29,23 +52,14 @@ bool __lm_ctx_resolve(lm_ctx_t *ctx, lm_ctx_resolve_list_t *list, lm_pkg_t *pkg)
       return false;
     }
 
-    if(pkglist_contains(list->resolving, depend)){
+    if(!__lm_ctx_resolve(ctx, list, depend, resolve_depends))
-      lm_error_set(LM_ERR_DependNotFound, pkg->data.depends[i], pkg->data.name);
-      return false;
-    }
-
-    if(!__lm_ctx_resolve(ctx, list, depend))
       return false;
   }
 
-  list->resolving = pkglist_del(list->resolving, pkg);
-end:
-  list->packages = pkglist_add_end(list->packages, pkg);
-  list->count++;
   return true;
 }
 
-lm_ctx_resolve_list_t *lm_ctx_resolve(lm_ctx_t *ctx, lm_pkg_t *pkg, lm_ctx_resolve_list_t *list){
+lm_ctx_resolve_list_t *lm_ctx_resolve(lm_ctx_t *ctx, lm_pkg_t *pkg, bool resolve_depends, lm_ctx_resolve_list_t *list){
   if(NULL == ctx || NULL == pkg){
     lm_error_set(LM_ERR_ArgNULL);
     return NULL;
@@ -56,16 +70,12 @@ lm_ctx_resolve_list_t *lm_ctx_resolve(lm_ctx_t *ctx, lm_pkg_t *pkg, lm_ctx_resol
     bzero(list, sizeof(lm_ctx_resolve_list_t));
   }
 
-  if(!__lm_ctx_resolve(ctx, list, pkg)){
+  if(!__lm_ctx_resolve(ctx, list, pkg, resolve_depends)){
-    pkglist_free(list->resolving);
+    free(list->packages);
-    pkglist_free(list->packages);
     free(list);
     return NULL;
   }
 
-  pkglist_free(list->resolving);
-  list->resolving = NULL;
-
   return list;
 }
 
@@ -76,11 +86,16 @@ lm_pkg_t *lm_ctx_resolve_next(lm_ctx_resolve_list_t *list){
   }
 
   if(NULL == list->cur){
-    list->cur = list->packages;
+    list->index = 0;
+    list->cur = list->packages[list->index++];
     return list->cur;
   }
 
-  list->cur = list->cur->next;
+  if(list->index >= list->count)
+    list->cur = NULL;
+  else
+    list->cur = list->packages[list->index++];
+
   return list->cur;
 }
 
@@ -90,7 +105,8 @@ void lm_ctx_resolve_free(lm_ctx_resolve_list_t *list){
     return;
   }
 
-  pkglist_free(list->packages);
+  free(list->packages);
   free(list);
+
   return;
 }

src/ctx/serve.c

@@ -6,103 +6,170 @@
 
 #include <errno.h>
 #include <libgen.h>
+#include <signal.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <stdbool.h>
 
+int __serve_sock = 0;
+lm_thpool_t __serve_tp;
+
 struct lm_ctx_serve_thread_arg {
+  lm_ctx_serve_callback_t callback;
   int             sock;
   struct sockaddr addr;
-  lm_mptp_t       packet;
+  lm_ctx_t *ctx;
-  lm_pool_t      *pool;
-  lm_ctx_serve_callback_t callback;
   void *data;
 };
 
-void __lm_ctx_serve(lm_pool_t *pool, lm_mptp_t *packet, int sock, struct sockaddr *addr) {
+void __lm_ctx_serve_thread(void *_arg) {
-  switch (MPTP_FLAGS_CODE(packet)) {
+  struct lm_ctx_serve_thread_arg *arg = _arg;
+  bool success = false;
+  lm_mptp_t packet;
 
+  lm_mptp_init(&packet);
+
+  if(!lm_mptp_server_recv(arg->sock, &packet)){
+    pdebug(__func__, "%x: failed to receive packet", arg->addr);
+    return lm_mptp_close(arg->sock);
+  }
+
+  if (!lm_mptp_server_verify(&packet)) {
+    pdebug(__func__, "%x: closing connection, failed to verify", arg->addr);
+    return lm_mptp_close(arg->sock);
+  }
+
+  char hostname[packet.header.host_size + 1]; // +1 for NULL terminator
+  char path[packet.header.path_size + 1], *ppath = path;
+
+  if (!lm_mptp_get_host(&packet, hostname)) {
+    pdebug(__func__, "%x: closing connection, failed to get hostname", arg->addr);
+    goto end;
+  }
+
+  if (!lm_mptp_get_path(&packet, path)) {
+    pdebug(__func__, "%x: closing connection, failed to get path", arg->addr);
+    goto end;
+  }
+
+  if(MPTP_FLAGS_CODE(&packet) == MPTP_C2S_PULL && (ppath = dirname(path)) == NULL){
+    pdebug(__func__, "%x: closing connection, failed to get dirname (%s)", strerror(errno));
+    goto end;
+  }
+
+  lm_pool_t *pool = lm_ctx_pool_by_url(arg->ctx, hostname, ppath);
+
+  if (NULL == pool) {
+    pdebug(__func__, "%x: unknown pool (%s), closing connection", arg->addr, hostname);
+    lm_mptp_new(&packet, false, MPTP_S2C_BRUH, true);
+    lm_mptp_server_send(arg->sock, &packet);
+    goto end;
+  }
+
+  if(lm_pool_path_is_empty(pool)){
+    pdebug(__func__, "%x: requested pool (%s) have empty paths, closing connection", arg->addr, pool->name);
+    lm_mptp_new(&packet, false, MPTP_S2C_BRUH, true);
+    lm_mptp_server_send(arg->sock, &packet);
+    goto end;
+  }
+
+  if(!pool->loaded){
+    pdebug(__func__, "%x: requested pool (%s) is not loaded, closing connection", arg->addr, pool->name);
+    lm_mptp_new(&packet, false, MPTP_S2C_BRUH, true);
+    lm_mptp_server_send(arg->sock, &packet);
+    goto end;
+  }
+
+  success = true;
+
+  switch (MPTP_FLAGS_CODE(&packet)) {
   // response PING with PONG
   case MPTP_C2S_PING:
-    pdebug(__func__, "(%s) PING: returning PONG", pool->name);
+    pdebug(__func__, "PING %s: returning PONG", pool->name);
-    lm_mptp_init(packet, false, MPTP_S2C_PONG, true);
+    lm_mptp_new(&packet, false, MPTP_S2C_PONG, true);
-    lm_mptp_server_send(sock, packet, addr);
+    lm_mptp_server_send(arg->sock, &packet);
     break;
 
   // when INFO file is requested, send the file
   case MPTP_C2S_INFO:
-    pdebug(__func__, "(%s) INFO: attempting to send info", pool->name);
+    pdebug(__func__, "INFO %s: attempting to send info (%s)", pool->name, pool->info_file);
-    lm_mptp_sendfile(sock, addr, pool->info_file, NULL, NULL);
+    lm_mptp_sendfile(arg->sock, pool->info_file, NULL, NULL);
     break;
 
   // when LIST file is requested, send the file
   case MPTP_C2S_LIST:
-    pdebug(__func__, "(%s) LIST: attempting to send list", pool->name);
+    pdebug(__func__, "LIST %s: attempting to send list (%s)", pool->name, pool->list_file);
-    lm_mptp_sendfile(sock, addr, pool->list_file, NULL, NULL);
+    lm_mptp_sendfile(arg->sock, pool->list_file, NULL, NULL);
     break;
- 
+
   // when the request code is PULL, send the requested package archive and
   // requested package signature
   case MPTP_C2S_PULL:
     // PULL request should contain package path,
     // if path (stored in the data field) is empty it's an invalid request
-    if(packet->header.data_size <= 0){
+    if(packet.header.path_size <= 0){
-      lm_mptp_init(packet, false, MPTP_S2C_WHAT, true);
+      lm_mptp_new(&packet, false, MPTP_S2C_WHAT, true);
-      lm_mptp_server_send(sock, packet, addr);
+      lm_mptp_server_send(arg->sock, &packet);
       break;
     }
-    
-    pdebug(__func__, "(%s) PULL: attempting to send package archive and signature", pool->name);
-    char path[packet->header.data_size + 1], *package = path;
 
-    if(!lm_mptp_get_data(packet, path)){
+    pdebug(__func__, "PULL %s: attempting to send package archive and signature", pool->name);
+    char path[packet.header.path_size + 1], *package = path;
+
+    if(!lm_mptp_get_path(&packet, path)){
       // we should never be able to get here, if we do theres definetly a bug
-      pdebug(__func__, "(%s) PULL: skipping, failed to get path: %s", pool->name, lm_strerror());
+      pdebug(__func__, "PULL %s: skipping, failed to get path", pool->name);
       break;
     }
 
     // if we can't get the package name, then theres something wrong with the request
     if((package = basename(path)) == NULL){
-      lm_mptp_init(packet, false, MPTP_S2C_WHAT, true);
+      lm_mptp_new(&packet, false, MPTP_S2C_WHAT, true);
-      lm_mptp_server_send(sock, packet, addr);
+      lm_mptp_server_send(arg->sock, &packet);
       break;
     }
 
     size_t package_size = strlen(package);
-    char name[package_size+1], version[package_size+1]; 
+    char name[package_size+1], version[package_size+1];
     lm_pkg_t *pkg = NULL;
 
     // if we can't parse the package name, request is invalid
     if(!package_parse(package, name, version)){
-      lm_mptp_init(packet, false, MPTP_S2C_WHAT, true);
+      lm_mptp_new(&packet, false, MPTP_S2C_WHAT, true);
-      lm_mptp_server_send(sock, packet, addr);
+      lm_mptp_server_send(arg->sock, &packet);
       break;
     }
 
     // if the package is not found in the pool, tell the client
     if((pkg = lm_pool_package_find(pool, name, version)) == NULL){
-      lm_mptp_init(packet, false, MPTP_S2C_BRUH, true);
+      lm_mptp_new(&packet, false, MPTP_S2C_BRUH, true);
-      lm_mptp_server_send(sock, packet, addr);
+      lm_mptp_server_send(arg->sock, &packet);
       break;
     }
 
     // send package archive and the signature file
-    lm_mptp_sendfile(sock, addr, pkg->archive, NULL, NULL);
+    if(!lm_mptp_sendfile(arg->sock, pkg->archive, NULL, NULL))
-    lm_mptp_sendfile(sock, addr, pkg->signature, NULL, NULL);
+      goto end; // if we fail to send the archive no need to send the signature
+    lm_mptp_sendfile(arg->sock, pkg->signature, NULL, NULL);
     break;
   }
-}
 
-void __lm_ctx_serve_thread(void *_arg) {
+end:
-  struct lm_ctx_serve_thread_arg *arg = _arg;
+  lm_mptp_close(arg->sock);
-  if(NULL != arg->callback && !arg->callback(arg->pool, &arg->packet, &arg->addr, arg->data))
+  if(success && NULL != arg->callback)
-      return free(arg);
+    arg->callback(pool, &packet, &arg->addr, arg->data);
-  __lm_ctx_serve(arg->pool, &arg->packet, arg->sock, &arg->addr);
   free(arg);
 }
 
-bool lm_ctx_serve(lm_ctx_t *ctx, char *addr, uint8_t threads, lm_ctx_serve_callback_t callback, void *data){
+void __lm_ctx_serve_signal(int sig){
+  pdebug(__func__, "received interrupt, stopping the server");
+  lm_thpool_stop(&__serve_tp);
+  lm_mptp_server_close(__serve_sock);
+  exit(1);
+}
+
+bool lm_ctx_serve(lm_ctx_t *ctx, char *addr, uint8_t threads, __sighandler_t handler, lm_ctx_serve_callback_t callback, void *data){
   if (NULL == addr || threads < 0) {
     lm_error_set(LM_ERR_ArgNULL);
     return false;
@@ -110,12 +177,10 @@ bool lm_ctx_serve(lm_ctx_t *ctx, char *addr, uint8_t threads, lm_ctx_serve_callb
 
   char host[strlen(addr)+1];
   struct sockaddr saddr;
-  lm_mptp_t       packet;
   uint16_t        port;
-  int             sock;
+  int             c = -1;
-  lm_thpool_t     tp;
 
-  lm_thpool_init(&tp, threads);
+  lm_thpool_init(&__serve_tp, threads);
 
   if (!parse_host(addr, host, &port))
     return false;
@@ -125,69 +190,29 @@ bool lm_ctx_serve(lm_ctx_t *ctx, char *addr, uint8_t threads, lm_ctx_serve_callb
     return false;
   }
 
-  if ((sock = lm_mptp_server_listen(host, port)) < 0)
+  if ((__serve_sock = lm_mptp_server_listen(host, port)) < 0)
     return false;
 
-  while (lm_mptp_server_recv(sock, &packet, &saddr)) {
+  if(NULL == handler)
-    if (!lm_mptp_server_verify(&packet)) {
+    handler = __lm_ctx_serve_signal;
-      pdebug(__func__, "skipping packet, failed to verify: %s", lm_strerror());
-      continue;
-    }
 
-    char hostname[packet.header.host_size + 1]; // +1 for NULL terminator
+  signal(SIGPIPE, SIG_IGN);
-    char path[packet.header.data_size + 1], *ppath = path;
+  signal(SIGINT, handler);
-
-    if (!lm_mptp_get_host(&packet, hostname)) {
-      pdebug(__func__, "skipping packet, failed to get hostname: %s", lm_strerror());
-      continue;
-    }
-
-    if (!lm_mptp_get_data(&packet, path)) {
-      pdebug(__func__, "skipping packet, failed to get path: %s", lm_strerror());
-      continue;
-    }
-
-    if(MPTP_FLAGS_CODE(&packet) == MPTP_C2S_PULL && (ppath = dirname(path)) == NULL){
-      pdebug(__func__, "skipping packet, failed to get dirname: %s", strerror(errno));
-      continue;
-    }
-
-    lm_pool_t *pool = lm_ctx_pool_by_url(ctx, hostname, ppath);
-
-    if (NULL == pool) {
-      pdebug(__func__, "unknown pool (%s), closing connection", hostname);
-      lm_mptp_init(&packet, false, MPTP_S2C_BRUH, true);
-      lm_mptp_server_send(sock, &packet, &saddr);
-      continue;
-    }
-
-    if(lm_pool_path_is_empty(pool)){
-      pdebug(__func__, "requested pool (%s) have empty paths, closing connection", pool->name);
-      lm_mptp_init(&packet, false, MPTP_S2C_BRUH, true);
-      lm_mptp_server_send(sock, &packet, &saddr);
-      continue;
-    }
-
-    if(!pool->loaded){
-      pdebug(__func__, "requested pool (%s) is not loaded, closing connection", pool->name);
-      lm_mptp_init(&packet, false, MPTP_S2C_BRUH, true);
-      lm_mptp_server_send(sock, &packet, &saddr);
-      continue;
-    }
 
+  while ((c = lm_mptp_server_accept(__serve_sock, &saddr)) != -1) {
     struct lm_ctx_serve_thread_arg *arg = malloc(sizeof(struct lm_ctx_serve_thread_arg));
-
     memcpy(&arg->addr, &saddr, sizeof(struct sockaddr));
-    lm_mptp_copy(&arg->packet, &packet);
+
     arg->callback = callback;
     arg->data = data;
-    arg->pool = pool;
+    arg->ctx = ctx;
-    arg->sock = sock;
+    arg->sock = c;
 
     pdebug(__func__, "adding new connection to the pool");
-    lm_thpool_add(&tp, __lm_ctx_serve_thread, arg);
+    lm_thpool_add(&__serve_tp, __lm_ctx_serve_thread, arg);
   }
 
-  lm_thpool_stop(&tp);
+  lm_thpool_stop(&__serve_tp);
-  return true;
+  // error set by mptp_server_accept
+  return false;
 }

src/ctx/sync.c

@@ -25,7 +25,7 @@ bool __lm_ctx_sync_callback(char *path, size_t current, size_t total, void *data
   return cbdata->callback(cbdata->ctx, cbdata->pool, cbdata->state, current, total, data);
 }
 
-size_t lm_ctx_sync(lm_ctx_t *ctx, bool do_update, lm_ctx_sync_callback_t callback, void *data){
+ssize_t lm_ctx_sync(lm_ctx_t *ctx, bool do_update, lm_ctx_sync_callback_t callback, void *data){
   if(NULL == ctx) {
     lm_error_set(LM_ERR_ArgNULL);
     return -1;

src/ctx/temp.c

@@ -19,7 +19,7 @@ char *lm_ctx_temp_dir(lm_ctx_t *ctx, char *dir){
   char td[strlen(ctx->temp)+strlen(dir)+10];
   join(td, ctx->temp, dir);
 
-  if(!mkdir_ifnot(td)){
+  if(!mkdir_ifnot(td, 0755)){
     lm_error_set(LM_ERR_CtxTempFailMkdir);
     return NULL;
   }
@@ -35,11 +35,10 @@ bool lm_ctx_temp_clear(lm_ctx_t *ctx) {
   
   rmrf(ctx->temp);
 
-  if(!mkdir_ifnot(ctx->temp)){
+  if(!mkdir_ifnot(ctx->temp, 0755)){
     lm_error_set(LM_ERR_CtxTempFailMkdir);
     return false;
   }
 
   return true;
 }
-

src/ctx/update.c

@@ -32,9 +32,15 @@ lm_ctx_update_list_t *lm_ctx_update_list(lm_ctx_t *ctx){
       list->entries = malloc(sizeof(lm_entry_t*)*(++list->count));
     else
       list->entries = realloc(list->entries, sizeof(lm_entry_t*)*(++list->count));
+
     list->entries[list->count-1] = cur;
+    cur = malloc(sizeof(lm_entry_t));
+    lm_entry_init(cur);
   }
 
+  lm_entry_free(cur);
+  free(cur);
+
   lm_ctx_database_next_free(ctx, NULL);
   return list;
 }
@@ -63,8 +69,10 @@ void lm_ctx_update_list_free(lm_ctx_update_list_t *list){
   }
 
   if(NULL != list->entries){
-    for(int i = 0; i < list->count; i++)
+    for(int i = 0; i < list->count; i++){
       lm_entry_free(list->entries[i]);
+      free(list->entries[i]);
+    }
     free(list->entries);
   }
  

src/database/changes.c

@@ -8,18 +8,31 @@
 #include <string.h>
 #include <unistd.h>
 
+size_t __lm_database_changes_get(lm_database_t *db, lm_entry_t *entry, char *path){
+  size_t changes_size = strlen(entry->name)+15;
+  size_t full_size = changes_size + strlen(db->dir);
+
+  if(NULL != path){
+    char changes_file[changes_size];
+    snprintf(changes_file, changes_size, "%s_changes", entry->name);
+    join(path, db->dir, changes_file);
+  }
+
+  return full_size;
+}
+
+#define __lm_changes_size() __lm_database_changes_get(db, entry, NULL)
+#define __lm_changes_path(p) __lm_database_changes_get(db, entry, p)
+
 bool lm_database_changes_update(lm_database_t *db, lm_entry_t *entry, char *file){
   if(NULL == db || NULL == entry || NULL == file){
     lm_error_set(LM_ERR_ArgNULL);
     return false;
   }
 
-  char changes_file[strlen(entry->name)+20];
+  char changes_path[__lm_changes_size()];
-  sprintf(changes_file, "%s_changes", entry->name);
+  __lm_changes_path(changes_path);
-
+ 
-  char changes_path[strlen(db->dir)+sizeof(changes_file)];
-  join(changes_path, db->dir, changes_file);
-
   if(!copy_file(changes_path, file))
     return false;
 
@@ -37,11 +50,8 @@ bool lm_database_changes_del(lm_database_t *db, lm_entry_t *entry){
     return false;
   }
 
-  char changes_file[strlen(entry->name)+20];
+  char changes_path[__lm_changes_size()];
-  sprintf(changes_file, "%s_changes", entry->name);
+  __lm_changes_path(changes_path);
-
-  char changes_path[strlen(db->dir)+sizeof(changes_file)];
-  join(changes_path, db->dir, changes_file);
 
   if(unlink(changes_path) < 0 && errno != ENOENT){
     lm_error_set(LM_ERR_DbChangesUnlinkFail);
@@ -52,15 +62,16 @@ bool lm_database_changes_del(lm_database_t *db, lm_entry_t *entry){
 }
 
 char *lm_database_changes_get(lm_database_t *db, lm_entry_t *entry){
-  char changes_file[strlen(entry->name)+20];
+  if(NULL == db || NULL == entry){
-  sprintf(changes_file, "%s_changes", entry->name);
+    lm_error_set(LM_ERR_ArgNULL);
+    return false;
+  }
 
-  char *changes_path = malloc(strlen(db->dir)+sizeof(changes_file));
+  char* changes_path = malloc(__lm_changes_size());
-  join(changes_path, db->dir, changes_file);
+  __lm_changes_path(changes_path);
 
   if(!exists(changes_path, NULL)){
     lm_error_set(LM_ERR_DbChangesNotExists);
-    free(changes_path);
     return NULL;
   }
 

src/database/database.c

@@ -31,34 +31,6 @@ char *queries[] = {
 
   // QUERY_SELECT_PACKAGE_ALL
   "SELECT * FROM packages",
-
-  // QUERY_CREATE_FILE_TABLE
-  "CREATE TABLE IF NOT EXISTS files (" \
-  "       path TEXT PRIMARY KEY NOT NULL," \
-  "       hash TEXT NOT NULL," \
-  "       keep INT NOT NULL," \
-  "       package TEXT NOT NULL);",
-
-  // QUERY_INSERT_FILE_SINGLE
-  "INSERT INTO files VALUES (?, ?, ?, ?)",
-
-  // QUERY_DELETE_FILE_ALL
-  "DELETE FROM files WHERE package = ? AND keep = 0",
-  
-  // QUERY_DELETE_FILE_SINGLE
-  "DELETE FROM files WHERE path = ?",
-  
-  // QUERY_SELECT_FILE_ALL 
-  "SELECT * FROM files WHERE package = ?",
-  
-  // QUERY_SELECT_FILE_SINGLE
-  "SELECT * FROM files WHERE path = ?",
-
-  // QUERY_UPDATE_FILE_1
-  "UPDATE files SET keep = 1 WHERE path = ?",
-
-  // QUERY_UPDATE_FILE_2
-  "UPDATE files SET keep = 0 WHERE path = ?",
 };
 
 lm_database_t *lm_database_new(char *path){
@@ -66,46 +38,31 @@ lm_database_t *lm_database_new(char *path){
   char *err = NULL;
   bzero(db, sizeof(lm_database_t));
 
-  if(exists(path, NULL) && (is_file(path) || !can_read(path) || !can_write(path))){
+  if(exists(path, NULL) && (is_file(path) || !can_read(path))){
     lm_error_set(LM_ERR_DbCantAccess);
     return NULL;
   }
 
-  if(!exists(path, NULL) && !mkdir_ifnot(path)){
+  if(!exists(path, NULL) && !mkdir_ifnot(path, 0755)){
     lm_error_set(LM_ERR_DbCantAccess);
     return NULL;
   }
 
   size_t pathlen = strlen(path);
-  char packagesdb[pathlen+20], filesdb[pathlen+20];
+  char packagesdb[pathlen+15];
-
   join(packagesdb, path, "packages.db");
-  join(filesdb, path, "files.db");
   
-  if(sqlite3_open(packagesdb, &db->entries_db)){
+  if(sqlite3_open(packagesdb, &db->sql)){
-    pdebug(__func__, "(%s) failed to open databse: %s", packagesdb, sqlite3_errmsg(db->entries_db));
+    pdebug(__func__, "(%s) failed to open databse: %s", packagesdb, sqlite3_errmsg(db->sql));
     lm_error_set(LM_ERR_DbSqlOpenFail);
     return NULL;
   }
 
-  if(sqlite3_open(filesdb, &db->files_db)){
+  if(can_write(path) && sqlite3_exec(db->sql, queries[QUERY_CREATE_TABLE], NULL, 0, &err) != SQLITE_OK){
-    pdebug(__func__, "(%s) failed to open databse: %s", filesdb, sqlite3_errmsg(db->files_db));
-    lm_error_set(LM_ERR_DbSqlOpenFail);
-    return NULL;
-  }
-  
-  if(sqlite3_exec(db->entries_db, queries[QUERY_CREATE_ENTRY_TABLE], NULL, 0, &err) != SQLITE_OK){
     pdebug(__func__, "(%s) failed to create packages table: %s", packagesdb, err);
     lm_error_set(LM_ERR_DbSqlCreateFail);
     sqlite3_free(err);
-    db->entries_db = NULL;
+    db->sql = NULL;
-  }
-
-  if(sqlite3_exec(db->files_db, queries[QUERY_CREATE_FILE_TABLE], NULL, 0, &err) != SQLITE_OK){
-    pdebug(__func__, "(%s) failed to create files table: %s", filesdb, err);
-    lm_error_set(LM_ERR_DbSqlCreateFail);
-    sqlite3_free(err);
-    db->files_db = NULL;
   }
 
   db->dir = strdup(path);
@@ -113,15 +70,13 @@ lm_database_t *lm_database_new(char *path){
 }
 
 void lm_database_free(lm_database_t *db){
-  if(NULL != db->entries_st)
+  if(NULL != db->st)
-    sqlite3_finalize(db->entries_st);
+    sqlite3_finalize(db->st);
 
-  if(NULL != db->files_st)
+  if(NULL != db->filesp)
-    sqlite3_finalize(db->files_st);
+    fclose(db->filesp);
-
-  sqlite3_close(db->entries_db);
-  sqlite3_close(db->files_db);
 
+  sqlite3_close(db->sql);
   free(db->dir);
   free(db);
 }

src/database/entry.c

@@ -28,35 +28,35 @@ bool lm_database_entry_add(lm_database_t *db, lm_entry_t *entry){
   char depends[lm_package_data_depend_strlen(entry)];
   bool ret = false;
 
-  if(sqlite3_prepare(db->entries_db, queries[QUERY_INSERT_ENTRY_SINGLE], strlen(queries[QUERY_INSERT_ENTRY_SINGLE]), &db->entries_st, NULL) != SQLITE_OK){
+  if(sqlite3_prepare(db->sql, queries[QUERY_INSERT_SINGLE], strlen(queries[QUERY_INSERT_SINGLE]), &db->st, NULL) != SQLITE_OK){
-    pdebug(__func__, "failed to prepare statement for inserting %s: %s", entry->name, sqlite3_errmsg(db->entries_db));
+    pdebug(__func__, "failed to prepare statement for inserting %s: %s", entry->name, sqlite3_errmsg(db->sql));
     lm_error_set(LM_ERR_DbSqlPrepareFail);
     goto end;
   }
 
-  sqlite3_bind_text(db->entries_st, ENTRIES_COLUMN_NAME, entry->name, strlen(entry->name), SQLITE_STATIC);
+  sqlite3_bind_text(db->st, COLUMN_NAME, entry->name, strlen(entry->name), SQLITE_STATIC);
-  sqlite3_bind_text(db->entries_st, ENTRIES_COLUMN_DESC, entry->desc, strlen(entry->desc), SQLITE_STATIC);
+  sqlite3_bind_text(db->st, COLUMN_DESC, entry->desc, strlen(entry->desc), SQLITE_STATIC);
-  sqlite3_bind_text(db->entries_st, ENTRIES_COLUMN_VERSION, entry->version, strlen(entry->version), SQLITE_STATIC);
+  sqlite3_bind_text(db->st, COLUMN_VERSION, entry->version, strlen(entry->version), SQLITE_STATIC);
-  sqlite3_bind_int64(db->entries_st, ENTRIES_COLUMN_SIZE, entry->size);
+  sqlite3_bind_int64(db->st, COLUMN_SIZE, entry->size);
 
   if(!lm_package_data_depend_tostr(entry, depends)){
     pdebug(__func__, "failed to convert depends to string for inserting %s: %s", entry->name, lm_strerror());
     goto end;
   }
   pdebug(__func__, "depend list for %s: %s", entry->name, depends);
-  sqlite3_bind_text(db->entries_st, ENTRIES_COLUMN_DEPENDS, depends, strlen(depends), SQLITE_STATIC);
+  sqlite3_bind_text(db->st, COLUMN_DEPENDS, depends, strlen(depends), SQLITE_STATIC);
 
-  if(!lm_database_step_all(db->entries_st)){
+  if(!lm_database_step_all(db->st)){
-    pdebug(__func__, "failed to execute insert statement for inserting %s: %s", entry->name, sqlite3_errmsg(db->entries_db));
+    pdebug(__func__, "failed to execute insert statement for inserting %s: %s", entry->name, sqlite3_errmsg(db->sql));
     lm_error_set(LM_ERR_DbSqlInsertFail);
     goto end;
   }
 
   ret = true;
 end:
-  if(NULL != db->entries_st){
+  if(NULL != db->st){
-    sqlite3_finalize(db->entries_st);
+    sqlite3_finalize(db->st);
-    db->entries_st = NULL;
+    db->st = NULL;
   }
   return ret;
 }
@@ -71,26 +71,26 @@ bool lm_database_entry_find(lm_database_t *db, lm_entry_t *entry, char *name, ch
   char *query = NULL;
 
   if(NULL == version)
-    query = queries[QUERY_SELECT_ENTRY_SINGLE_1];
+    query = queries[QUERY_SELECT_SINGLE_1];
   else
-    query = queries[QUERY_SELECT_ENTRY_SINGLE_2];
+    query = queries[QUERY_SELECT_SINGLE_2];
 
   // package pointer should already be free'd
   // we are initing it just in case the caller didn't
   if(NULL != entry)
     lm_entry_init(entry);
 
-  if(sqlite3_prepare(db->entries_db, query, strlen(query), &db->entries_st, NULL) != SQLITE_OK){
+  if(sqlite3_prepare(db->sql, query, strlen(query), &db->st, NULL) != SQLITE_OK){
-    pdebug(__func__, "failed to prepare statement for finding %s: %s", name, sqlite3_errmsg(db->entries_db));
+    pdebug(__func__, "failed to prepare statement for finding %s: %s", name, sqlite3_errmsg(db->sql));
     lm_error_set(LM_ERR_DbSqlPrepareFail);
     goto end;
   }
 
-  sqlite3_bind_text(db->entries_st, ENTRIES_COLUMN_NAME, name, strlen(name), SQLITE_STATIC);
+  sqlite3_bind_text(db->st, COLUMN_NAME, name, strlen(name), SQLITE_STATIC);
   if(NULL != version)
-    sqlite3_bind_text(db->entries_st, ENTRIES_COLUMN_VERSION, version, strlen(version), SQLITE_STATIC);
+    sqlite3_bind_text(db->st, COLUMN_VERSION, version, strlen(version), SQLITE_STATIC);
 
-  if(sqlite3_step(db->entries_st) != SQLITE_ROW){
+  if(sqlite3_step(db->st) != SQLITE_ROW){
     pdebug(__func__, "got no rows for %s", name);
     lm_error_set(LM_ERR_DbSqlNotFound);
     goto end;
@@ -101,12 +101,12 @@ bool lm_database_entry_find(lm_database_t *db, lm_entry_t *entry, char *name, ch
     goto end;
   }
 
-  entry->name = strdup((char*)sqlite3_column_text(db->entries_st, ENTRIES_COLUMN_NAME-1));
+  entry->name = strdup((char*)sqlite3_column_text(db->st, COLUMN_NAME-1));
-  entry->desc = strdup((char*)sqlite3_column_text(db->entries_st, ENTRIES_COLUMN_DESC-1));
+  entry->desc = strdup((char*)sqlite3_column_text(db->st, COLUMN_DESC-1));
-  entry->version = strdup((char*)sqlite3_column_text(db->entries_st, ENTRIES_COLUMN_VERSION-1));
+  entry->version = strdup((char*)sqlite3_column_text(db->st, COLUMN_VERSION-1));
-  entry->size = sqlite3_column_int64(db->entries_st, ENTRIES_COLUMN_SIZE-1);
+  entry->size = sqlite3_column_int64(db->st, COLUMN_SIZE-1);
 
-  char *depends = (char*)sqlite3_column_text(db->entries_st, ENTRIES_COLUMN_DEPENDS-1);
+  char *depends = (char*)sqlite3_column_text(db->st, COLUMN_DEPENDS-1);
   if(!lm_package_data_depend_fromstr(entry, depends)){
     pdebug(__func__, "failed to load depends for finding %s: %s", entry->name, lm_strerror());
     // error is set by the function
@@ -115,9 +115,9 @@ bool lm_database_entry_find(lm_database_t *db, lm_entry_t *entry, char *name, ch
 
   ret = true;
 end:
-  if(NULL != db->entries_st){
+  if(NULL != db->st){
-    sqlite3_finalize(db->entries_st);
+    sqlite3_finalize(db->st);
-    db->entries_st = NULL;
+    db->st = NULL;
   }
   return ret;
 }
@@ -130,25 +130,25 @@ bool lm_database_entry_del(lm_database_t *db, lm_entry_t *entry){
 
   bool ret = false;
 
-  if(sqlite3_prepare(db->entries_db, queries[QUERY_DELETE_ENTRY_SINGLE], strlen(queries[QUERY_DELETE_ENTRY_SINGLE]), &db->entries_st, NULL) != SQLITE_OK){
+  if(sqlite3_prepare(db->sql, queries[QUERY_DELETE_SINGLE], strlen(queries[QUERY_DELETE_SINGLE]), &db->st, NULL) != SQLITE_OK){
-    pdebug(__func__, "failed to prepare statement for deleting %s: %s", entry->name, sqlite3_errmsg(db->entries_db));
+    pdebug(__func__, "failed to prepare statement for deleting %s: %s", entry->name, sqlite3_errmsg(db->sql));
     lm_error_set(LM_ERR_DbSqlPrepareFail);
     goto end;
   }
 
-  sqlite3_bind_text(db->entries_st, ENTRIES_COLUMN_NAME, entry->name, strlen(entry->name), SQLITE_STATIC);
+  sqlite3_bind_text(db->st, COLUMN_NAME, entry->name, strlen(entry->name), SQLITE_STATIC);
 
-  if(sqlite3_step(db->entries_st) != SQLITE_DONE){
+  if(sqlite3_step(db->st) != SQLITE_DONE){
-    pdebug(__func__, "failed to execute delete statement for deleting %s: %s", entry->name, sqlite3_errmsg(db->entries_db));
+    pdebug(__func__, "failed to execute delete statement for deleting %s: %s", entry->name, sqlite3_errmsg(db->sql));
     lm_error_set(LM_ERR_DbSqlDeleteFail);
     goto end;
   }
 
   ret = true;
 end:
-  if(NULL != db->entries_st){
+  if(NULL != db->st){
-    sqlite3_finalize(db->entries_st);
+    sqlite3_finalize(db->st);
-    db->entries_st = NULL;
+    db->st = NULL;
   }
   return ret;
 }
@@ -159,33 +159,33 @@ bool lm_database_entry_next(lm_database_t *db, lm_entry_t *entry){
     return false;
   }
 
-  if(NULL != db->entries_st)
+  if(NULL != db->st)
     lm_entry_free(entry);
 
-  else if(NULL == db->entries_st &&
+  else if(NULL == db->st &&
-     sqlite3_prepare(db->entries_db, queries[QUERY_SELECT_ENTRY_ALL], strlen(queries[QUERY_SELECT_ENTRY_ALL]), &db->entries_st, NULL) != SQLITE_OK){
+     sqlite3_prepare(db->sql, queries[QUERY_SELECT_ALL], strlen(queries[QUERY_SELECT_ALL]), &db->st, NULL) != SQLITE_OK){
-    pdebug(__func__, "failed to prepare statement for selecting all: %s", sqlite3_errmsg(db->entries_db));
+    pdebug(__func__, "failed to prepare statement for selecting all: %s", sqlite3_errmsg(db->sql));
     lm_error_set(LM_ERR_DbSqlPrepareFail);
     return false;
   }
 
   lm_entry_init(entry);
 
-  if(sqlite3_step(db->entries_st) != SQLITE_ROW){
+  if(sqlite3_step(db->st) != SQLITE_ROW){
-    sqlite3_finalize(db->entries_st);
+    sqlite3_finalize(db->st);
-    db->entries_st = NULL;
+    db->st = NULL;
     return false;
   }
 
-  entry->name = strdup((char*)sqlite3_column_text(db->entries_st, ENTRIES_COLUMN_NAME-1));
+  entry->name = strdup((char*)sqlite3_column_text(db->st, COLUMN_NAME-1));
-  entry->desc = strdup((char*)sqlite3_column_text(db->entries_st, ENTRIES_COLUMN_DESC-1));
+  entry->desc = strdup((char*)sqlite3_column_text(db->st, COLUMN_DESC-1));
-  entry->version = strdup((char*)sqlite3_column_text(db->entries_st, ENTRIES_COLUMN_VERSION-1));
+  entry->version = strdup((char*)sqlite3_column_text(db->st, COLUMN_VERSION-1));
-  entry->size = sqlite3_column_int64(db->entries_st, ENTRIES_COLUMN_SIZE-1);
+  entry->size = sqlite3_column_int64(db->st, COLUMN_SIZE-1);
 
-  char *depends = (char*)sqlite3_column_text(db->entries_st, ENTRIES_COLUMN_DEPENDS-1);
+  char *depends = (char*)sqlite3_column_text(db->st, COLUMN_DEPENDS-1);
   if(!lm_package_data_depend_fromstr(entry, depends)){
     pdebug(__func__, "failed to load depends for finding %s: %s", entry->name, lm_strerror());
-    sqlite3_finalize(db->entries_st);
+    sqlite3_finalize(db->st);
     return false;
   }
 
@@ -198,9 +198,9 @@ void lm_database_entry_next_free(lm_database_t *db, lm_entry_t *entry){
     return;
   }
 
-  if(NULL != db->entries_st){
+  if(NULL != db->st){
-    sqlite3_finalize(db->entries_st);
+    sqlite3_finalize(db->st);
-    db->entries_st = NULL;
+    db->st = NULL;
   }
 
   if(NULL != entry)

src/database/files.c

@@ -4,238 +4,316 @@
 #include "../../include/util.h"
 
 #include <sqlite3.h>
-#include <stdio.h>
-#include <errno.h>
 #include <strings.h>
 #include <unistd.h>
 #include <stdlib.h>
 #include <string.h>
+#include <dirent.h>
+#include <errno.h>
+#include <stdio.h>
 
-ssize_t lm_database_files_count(lm_database_t *db, lm_entry_t *entry){
+#define LINE_MIN   36 // keep (1) + colon (1) + MD5 hash (32) + colon (1) + path (min 1)
-  ssize_t count = 0;
+#define KEEP_INDEX 0
+#define HASH_INDEX 2
+#define PATH_INDEX 35
 
+size_t __lm_database_files_get(lm_database_t *db, lm_entry_t *entry, char *path){
+  size_t name_size = strlen(entry->name)+20;
+  size_t full_size = name_size + strlen(db->dir);
+
+  if(NULL != path){
+    char files_name[name_size];
+    snprintf(files_name, name_size, "%s_files", entry->name);
+    join(path, db->dir, files_name);
+  }
+
+  return full_size;
+}
+
+#define __lm_files_size() __lm_database_files_get(db, entry, NULL)
+#define __lm_files_path(p) __lm_database_files_get(db, entry, p)
+
+FILE *__lm_database_files_open(lm_database_t *db, lm_entry_t *entry, char *perms){
   if(NULL == db || NULL == entry){
     lm_error_set(LM_ERR_ArgNULL);
+    return false;
+  }
+ 
+  char files_path[__lm_files_size()];
+  FILE *filesp = NULL;
+
+  __lm_files_path(files_path);
+
+  if(!exists(files_path, NULL)){
+    lm_error_set(LM_ERR_DbFilesNotFound);
+    return NULL;
+  }
+
+  if(NULL == (filesp = fopen(files_path, perms))){
+    lm_error_set(LM_ERR_DbFilesOpenFail, files_path);
+    return NULL;
+  }
+
+  return filesp;
+}
+
+char *__lm_database_files_line_single(FILE *filesp, char *path) {
+  ssize_t line_len = 0;
+  char *line = NULL;
+
+  while ((line_len = getline(&line, (size_t*)&line_len, filesp)) >= LINE_MIN) {
+    // keep : hash : path
+    // 1    : 32   : ?
+  
+    // ignore empty line
+    if(line[0] == 0)
+      goto next;
+
+    // remove newline
+    else if (line[line_len-1] == '\n')
+      line[line_len-1] = 0;
+
+    if(eq((line + PATH_INDEX), path))
+      return line;
+
+  next:
+    free(line);
+    line = NULL;
+    line_len = 0;
+  }
+
+  return line;
+}
+
+char *__lm_database_files_line_all(lm_database_t *db, char *path) {
+  size_t dirlen = strlen(db->dir);
+  struct dirent *ent = NULL;
+  FILE* filesp = NULL;
+  DIR *ddir = NULL;
+  char *ret = NULL;
+
+  if(NULL == (ddir = opendir(db->dir))){
+    lm_error_set(LM_ERR_DbFilesDirFail, db->dir);
     goto end;
   }
 
-  if(sqlite3_prepare(db->files_db, queries[QUERY_SELECT_FILE_ALL], strlen(queries[QUERY_SELECT_FILE_ALL]), &db->files_st, NULL) != SQLITE_OK){
+  while(NULL != (ent = readdir(ddir))){
-    pdebug(__func__, "failed to prepare statement for selecting all: %s", sqlite3_errmsg(db->files_db));
+    size_t entlen = strlen(ent->d_name);
-    lm_error_set(LM_ERR_DbSqlPrepareFail);
+    char entpath[entlen+dirlen+10];
-    return false;
-  }
-    
-  sqlite3_bind_text(db->files_st, 1, entry->name, strlen(entry->name), SQLITE_STATIC);
 
-  while(sqlite3_step(db->files_st) == SQLITE_ROW)
+    join(entpath, db->dir, ent->d_name);
-    count++;
+
-end:
+    if(NULL == (filesp = fopen(entpath, "r"))){
-  if(NULL != db->files_st){
+      lm_error_set(LM_ERR_DbFilesOpenFail, entpath);
-    sqlite3_finalize(db->files_st);
+      goto end;
-    db->files_st = NULL;
+    }
+
+    if(NULL == (ret = __lm_database_files_line_single(filesp, path)))
+      goto end;
   }
+
+end:
+  if(NULL != ddir)
+    closedir(ddir);
+
+  if(NULL != filesp)
+    fclose(filesp);
+
+  return ret;
+}
+
+ssize_t lm_database_files_count(lm_database_t *db, lm_entry_t *entry){
+  if(NULL == db || NULL == entry){
+    lm_error_set(LM_ERR_ArgNULL);
+    return 0;
+  }
+
+  FILE *filesp = NULL;
+  ssize_t count = 0;
+  char c = 0;
+
+  if((filesp = __lm_database_files_open(db, entry, "r")) == NULL)
+    return 0; // error set by function
+
+  while((c = fgetc(filesp)) != EOF)
+    if(c == '\n')
+      count ++;
+
+  fclose(filesp);
   return count;
 }
 
 bool lm_database_files_contains(lm_database_t *db, lm_entry_t *entry, char *path){
-  char *package = NULL;
+  if(NULL == db || NULL == entry || NULL == path){
-  bool ret = false;
-
-  if(NULL == db || NULL == path){
     lm_error_set(LM_ERR_ArgNULL);
-    goto end;
+    return false;
-  }
-
-  if(sqlite3_prepare(db->files_db, queries[QUERY_SELECT_FILE_SINGLE], strlen(queries[QUERY_SELECT_FILE_SINGLE]), &db->files_st, NULL) != SQLITE_OK){
-    pdebug(__func__, "failed to prepare statement for selecting %s: %s", path, sqlite3_errmsg(db->files_db));
-    lm_error_set(LM_ERR_DbSqlPrepareFail);
-    goto end;
   }
  
-  sqlite3_bind_text(db->files_st, FILES_COLUMN_PATH, path, strlen(path), SQLITE_STATIC);
+  FILE *filesp = NULL;
+  char *line = NULL;
+  bool ret = false;
+
+  if((filesp = __lm_database_files_open(db, entry, "r")) == NULL)
+    return false; // error set by function
+
+  if((line = __lm_database_files_line_single(filesp, path)) != NULL)
+    ret = true;
+
+  free(line);
+
+  if(NULL != filesp)
+    fclose(filesp);
 
-  if(sqlite3_step(db->files_st) != SQLITE_ROW){
-    pdebug(__func__, "failed to execute select statement for selecting %s: %s", path, sqlite3_errmsg(db->files_db));
-    lm_error_set(LM_ERR_DbSqlSelectFail);
-    goto end;
-  }
-  
-  package = (char*)sqlite3_column_text(db->files_st, FILES_COLUMN_ENTRY-1);
-  ret = eq(package, entry->name);
-end:
-  if(NULL != db->files_st){
-    sqlite3_finalize(db->files_st);
-    db->files_st = NULL;
-  }
   return ret;
 }
 
 bool lm_database_files_matches(lm_database_t *db, char *path, char *hash){
-  char *hashdb = NULL;
-  bool ret = false;
-
   if(NULL == db || NULL == path || NULL == hash){
     lm_error_set(LM_ERR_ArgNULL);
-    goto end;
+    return false;
-  }
-
-  if(sqlite3_prepare(db->files_db, queries[QUERY_SELECT_FILE_SINGLE], strlen(queries[QUERY_SELECT_FILE_SINGLE]), &db->files_st, NULL) != SQLITE_OK){
-    pdebug(__func__, "failed to prepare statement for selecting %s: %s", path, sqlite3_errmsg(db->files_db));
-    lm_error_set(LM_ERR_DbSqlPrepareFail);
-    goto end;
   }
   
-  sqlite3_bind_text(db->files_st, 1, path, strlen(path), SQLITE_STATIC);
+  char *line = NULL, *line_hash = NULL;
+  bool ret = false;
 
-  if(sqlite3_step(db->files_st) != SQLITE_ROW){
+  if(NULL == (line = __lm_database_files_line_all(db, path)))
-    pdebug(__func__, "failed to execute select statement for selecting %s: %s", path, sqlite3_errmsg(db->files_db));
+    return false;
-    lm_error_set(LM_ERR_DbSqlSelectFail);
-    goto end;
-  }
 
-  hashdb = (char*)sqlite3_column_text(db->files_st, FILES_COLUMN_HASH-1);
+  line_hash = line+2;
-  ret = eq(hashdb, hash);
+  line[35] = 0;
 
-end:
+  if(eq(line_hash, hash))
-  if(NULL != db->files_st){
+    ret = true;
-    sqlite3_finalize(db->files_st);
+
-    db->files_st = NULL;
+  free(line);
-  }
   return ret;
 }
 
 bool lm_database_files_iskeep(lm_database_t *db, char *path){
-  bool ret = false;
-  int iskeep = 0;
-
   if(NULL == db || NULL == path){
     lm_error_set(LM_ERR_ArgNULL);
-    goto end;
+    return false;
   }
 
-  if(sqlite3_prepare(db->files_db, queries[QUERY_SELECT_FILE_SINGLE], strlen(queries[QUERY_SELECT_FILE_SINGLE]), &db->files_st, NULL) != SQLITE_OK){
+  char *line = NULL;
-    pdebug(__func__, "failed to prepare statement for selecting %s: %s", path, sqlite3_errmsg(db->files_db));
-    lm_error_set(LM_ERR_DbSqlPrepareFail);
-    goto end;
-  }
-  
-  sqlite3_bind_text(db->files_st, 1, path, strlen(path), SQLITE_STATIC);
-
-  if(!lm_database_step_all(db->files_st)){
-    pdebug(__func__, "failed to execute select statement for selecting %s: %s", path, sqlite3_errmsg(db->files_db));
-    lm_error_set(LM_ERR_DbSqlSelectFail);
-    goto end;
-  }
-
-  iskeep = sqlite3_column_int64(db->files_st, FILES_COLUMN_KEEP-1);
-  ret = iskeep == 1;
-
-end:
-  if(NULL != db->files_st){
-    sqlite3_finalize(db->files_st);
-    db->files_st = NULL;
-  }
-  return ret;
-
-}
-
-bool lm_database_files_add(lm_database_t *db, lm_entry_t *entry, char *path, char *hash){
   bool ret = false;
 
-  if(NULL == db || NULL == entry || NULL == path || NULL == hash){
+  if(NULL == (line = __lm_database_files_line_all(db, path)))
-    lm_error_set(LM_ERR_ArgNULL);
+    return false;
-    goto end;
-  }
 
-  if(sqlite3_prepare(db->files_db, queries[QUERY_INSERT_FILE_SINGLE], strlen(queries[QUERY_INSERT_FILE_SINGLE]), &db->files_st, NULL) != SQLITE_OK){
+  if(line[0] == '1')
-    pdebug(__func__, "failed to prepare statement for inserting %s: %s", path, sqlite3_errmsg(db->files_db));
+    ret = true;
-    lm_error_set(LM_ERR_DbSqlPrepareFail);
-    goto end;
-  }
 
-  sqlite3_bind_text(db->files_st, FILES_COLUMN_PATH, path, strlen(path), SQLITE_STATIC);
+  free(line);
-  sqlite3_bind_text(db->files_st, FILES_COLUMN_HASH, hash, strlen(hash), SQLITE_STATIC);
-  if(lm_package_data_keep_contains(entry, path))
-    sqlite3_bind_int(db->files_st, FILES_COLUMN_KEEP, 1);
-  else
-    sqlite3_bind_int(db->files_st, FILES_COLUMN_KEEP, 0);
-  sqlite3_bind_text(db->files_st, FILES_COLUMN_ENTRY, entry->name, strlen(entry->name), SQLITE_STATIC);
-
-  if(!lm_database_step_all(db->files_st)){
-    pdebug(__func__, "failed to execute insert statement for inserting %s: %s", entry->name, sqlite3_errmsg(db->files_db));
-    lm_error_set(LM_ERR_DbSqlInsertFail);
-    goto end;
-  }
-
-  ret = true;
-end:
-  if(NULL != db->files_st){
-    sqlite3_finalize(db->files_st);
-    db->files_st = NULL;
-  }
   return ret;
 }
 
+bool lm_database_files_add(lm_database_t *db, lm_entry_t *entry, char *hash, char *path){
+  if(NULL == db || NULL == entry || NULL == hash || NULL == path){
+    lm_error_set(LM_ERR_ArgNULL);
+    return false;
+  }
+  
+  char files_path[__lm_files_size()];
+  FILE *filesp = NULL;
+
+  __lm_files_path(files_path);
+
+  if(NULL == (filesp = fopen(files_path, "a"))){
+    lm_error_set(LM_ERR_DbFilesOpenFail, files_path);
+    return false;
+  }
+  
+  fwrite(lm_package_data_keep_contains(entry, path) ? "1:" : "0:", 1, 2, filesp);
+  fwrite(hash, 1, strlen(hash), filesp);
+  fwrite(":", 1, 1, filesp);
+  fwrite(path, 1, strlen(path), filesp);
+  fwrite("\n", 1, 1, filesp);
+
+  fclose(filesp);
+  return true;
+}
+
 bool lm_database_files_del(lm_database_t *db, lm_entry_t *entry){
   if(NULL == db || NULL == entry){
     lm_error_set(LM_ERR_ArgNULL);
     return false;
   }
 
-  bool ret = false;
+  FILE *original = NULL, *temp = NULL;
+  char temp_name[strlen(entry->name)+15];
+  char temp_path[__lm_files_size()+10];
+  char real_path[__lm_files_size()], *line = NULL;
+  bool ret = false, empty = true;
+  ssize_t line_len = 0;
 
-  if(sqlite3_prepare(db->files_db, queries[QUERY_DELETE_FILE_ALL], strlen(queries[QUERY_DELETE_FILE_ALL]), &db->files_st, NULL) != SQLITE_OK){
+  __lm_files_path(real_path);
-    pdebug(__func__, "failed to prepare statement for deleting %s: %s", entry->name, sqlite3_errmsg(db->files_db));
+  sprintf(temp_name, "%s_files.temp", entry->name);
-    lm_error_set(LM_ERR_DbSqlPrepareFail);
+  join(temp_path, db->dir, temp_name);
+
+  if(NULL == (original = fopen(real_path, "r"))){
+    lm_error_set(LM_ERR_DbFilesOpenFail, real_path);
+    goto end;
+  }
+  
+  if(NULL == (temp = fopen(temp_path, "a"))){
+    lm_error_set(LM_ERR_DbFilesOpenFail, temp_path);
     goto end;
   }
 
-  sqlite3_bind_text(db->files_st, 1, entry->name, strlen(entry->name), SQLITE_STATIC);
+  while ((line_len = getline(&line, (size_t*)&line_len, original)) >= LINE_MIN){
+    if(line[0] == '1'){
+      fwrite(line, 1, line_len, temp);
+      empty = false;
+    }
 
-  if(!lm_database_step_all(db->files_st)){
+    free(line);
-    pdebug(__func__, "failed to execute delete statement for deleting %s: %s", entry->name, sqlite3_errmsg(db->files_db));
+    line = NULL;
-    lm_error_set(LM_ERR_DbSqlDeleteFail);
+    line_len = 0;
-    goto end;
   }
 
   ret = true;
 end:
-  if(NULL != db->files_st){
+  if(NULL != original)
-    sqlite3_finalize(db->files_st);
+    fclose(original);
-    db->files_st = NULL;
+
+  if(NULL != temp)
+    fclose(temp);
+
+  free(line);
+
+  if(ret && unlink(real_path) != 0){
+    lm_error_set(LM_ERR_DbFilesUnlinkFail, real_path);
+    ret = false;
   }
+
+  if(empty || !ret){
+    unlink(temp_path);
+  }
+
+  else if(ret && rename(temp_path, real_path) != 0){
+    lm_error_set(LM_ERR_DbFilesRenameFail, real_path);
+    ret = false;
+  }
+
   return ret;
 }
 
-bool lm_database_files_del_single(lm_database_t *db, char *path){
+bool lm_database_files_del_all(lm_database_t *db, lm_entry_t *entry){
-  if(NULL == db || NULL == path){
+  if(NULL == db || NULL == entry){
     lm_error_set(LM_ERR_ArgNULL);
     return false;
   }
+ 
+  char files_path[__lm_files_size()];
+  __lm_files_path(files_path);
 
-  bool ret = false;
+  if(exists(files_path, NULL) && unlink(files_path) != 0){
-
+    lm_error_set(LM_ERR_DbFilesUnlinkFail, files_path);
-  if(sqlite3_prepare(db->files_db, queries[QUERY_DELETE_FILE_SINGLE], strlen(queries[QUERY_DELETE_FILE_SINGLE]), &db->files_st, NULL) != SQLITE_OK){
+    return false;
-    pdebug(__func__, "failed to prepare statement for deleting %s: %s", path, sqlite3_errmsg(db->files_db));
-    lm_error_set(LM_ERR_DbSqlPrepareFail);
-    goto end;
   }
 
-  sqlite3_bind_text(db->files_st, 1, path, strlen(path), SQLITE_STATIC);
+  return true;
-
-  if(!lm_database_step_all(db->files_st)){
-    pdebug(__func__, "failed to execute delete statement for deleting %s: %s", path, sqlite3_errmsg(db->files_db));
-    lm_error_set(LM_ERR_DbSqlDeleteFail);
-    goto end;
-  }
-
-  ret = true;
-end:
-  if(NULL != db->files_st){
-    sqlite3_finalize(db->files_st);
-    db->files_st = NULL;
-  }
-  return ret;
 }
 
 bool lm_database_files_next(lm_database_t *db, lm_entry_t *entry, char **path, char **hash, bool *keep){
@@ -244,33 +322,38 @@ bool lm_database_files_next(lm_database_t *db, lm_entry_t *entry, char **path, c
     return false;
   }
 
-  if(NULL == db->files_st){
+  if(NULL == db->filesp && NULL == (db->filesp = __lm_database_files_open(db, entry, "r")))
-    if(sqlite3_prepare(db->files_db, queries[QUERY_SELECT_FILE_ALL], strlen(queries[QUERY_SELECT_FILE_ALL]), &db->files_st, NULL) != SQLITE_OK){
+    return false; // error set by function
-      pdebug(__func__, "failed to prepare statement for selecting all: %s", sqlite3_errmsg(db->files_db));
-      lm_error_set(LM_ERR_DbSqlPrepareFail);
-      return false;
-    }
-    sqlite3_bind_text(db->files_st, 1, entry->name, strlen(entry->name), SQLITE_STATIC);
-  }
 
-  else if(NULL != db->files_st){
+  ssize_t line_len = 0;
-    free(*path);
+  char *line = NULL;
-    free(*hash);
-    *path = NULL;
-    *hash = NULL;
-    *keep = false;
-  }
 
-  if(sqlite3_step(db->files_st) != SQLITE_ROW){
+  if(NULL != *hash)
-    sqlite3_finalize(db->files_st);
+    free(*hash-HASH_INDEX);
-    db->files_st = NULL;
+
-    return false;
+  if((line_len = getline(&line, (size_t*)&line_len, db->filesp)) <= LINE_MIN)
-  }
+    goto eof;
+
+  if(line[line_len-1] == '\n')
+    line[line_len-1] = 0; // replace newline with null terminator 
+  line[PATH_INDEX-1] = 0; // replace colon with null terminator
+
+  *keep = line[0] == '1';
+  *hash = line + HASH_INDEX;
+  *path = line + PATH_INDEX;
 
-  *path = strdup((char*)sqlite3_column_text(db->files_st, FILES_COLUMN_PATH-1));
-  *hash = strdup((char*)sqlite3_column_text(db->files_st, FILES_COLUMN_HASH-1));
-  *keep = sqlite3_column_int(db->files_st, FILES_COLUMN_KEEP-1) == 1;
   return true;
+
+eof:
+  fclose(db->filesp);
+  free(line);
+
+  db->filesp = NULL;
+  *keep = false;
+  *path = NULL;
+  *hash = NULL;
+
+  return false;
 }
 
 void lm_database_files_next_free(lm_database_t *db, lm_entry_t *entry, char **path, char **hash, bool *keep){
@@ -279,16 +362,14 @@ void lm_database_files_next_free(lm_database_t *db, lm_entry_t *entry, char **pa
     return;
   }
 
-  if(NULL != db->files_st){
+  if(NULL != db->filesp)
-    sqlite3_finalize(db->files_st);
+    fclose(db->filesp);
-    db->files_st = NULL;
-  }
- 
-  if(NULL != path)
-    free(*path);
 
-  if(NULL != hash)
+  if(NULL != *hash)
-    free(*hash);
+    free(*hash-HASH_INDEX);
 
+  db->filesp = NULL;
   *keep = false;
+  *path = NULL;
+  *hash = NULL;
 }

src/error.c

@@ -1,12 +1,14 @@
 #include "../include/error.h"
 #include "../include/util.h"
 
+#include <pthread.h>
 #include <stdarg.h>
 #include <stdio.h>
 #include <stdlib.h>
 
-lm_error_t lm_error_code = LM_ERR_NoError;
+lm_error_t lm_error_code   = LM_ERR_NoError; // error code
-char      *lm_error_str  = NULL;
+char      *lm_error_str    = NULL;           // error string
+pthread_t  lm_error_thread = 0;              // thread that is using the error system
 
 void lm_error_clear() {
   free(lm_error_str);
@@ -14,154 +16,176 @@ void lm_error_clear() {
   lm_error_str  = NULL;
 }
 
+void lm_error_init() {
+  lm_error_clear();
+  lm_error_code   = LM_ERR_NoError;
+  lm_error_str    = NULL;
+  lm_error_thread = pthread_self();
+}
+
 void lm_error_set(lm_error_t code, ...) {
+  if (!pthread_equal(pthread_self(), lm_error_thread)) // ignore error_set outside the main thread
+    return;
+
   lm_error_desc_t errors[] = {
-      {.code = LM_ERR_NoError,                 .desc = _("no error")                                                  },
+      {.code = LM_ERR_NoError,                 .desc = _("no error")                                                   },
-      {.code = LM_ERR_URLBadChar,              .desc = _("URL contains an invalid character")                         },
+      {.code = LM_ERR_URLBadChar,              .desc = _("URL contains an invalid character")                          },
-      {.code = LM_ERR_URLBadProtocol,          .desc = _("URL does not have a valid protocol field")                  },
+      {.code = LM_ERR_URLBadProtocol,          .desc = _("URL does not have a valid protocol field")                   },
-      {.code = LM_ERR_URLTooLarge,             .desc = _("URL is too large")                                          },
+      {.code = LM_ERR_URLTooLarge,             .desc = _("URL is too large")                                           },
-      {.code = LM_ERR_URLHostLarge,            .desc = _("URL hostname is too large")                                 },
+      {.code = LM_ERR_URLHostLarge,            .desc = _("URL hostname is too large")                                  },
-      {.code = LM_ERR_URLPathLarge,            .desc = _("URL path is too large")                                     },
+      {.code = LM_ERR_URLPathLarge,            .desc = _("URL path is too large")                                      },
-      {.code = LM_ERR_URLBadHost,              .desc = _("URL does not have a valid hostname")                        },
+      {.code = LM_ERR_URLBadHost,              .desc = _("URL does not have a valid hostname")                         },
-      {.code = LM_ERR_URLBadPort,              .desc = _("URL does not have a valid port number")                     },
+      {.code = LM_ERR_URLBadPort,              .desc = _("URL does not have a valid port number")                      },
-      {.code = LM_ERR_URLBadPath,              .desc = _("URL does not have a valid path")                            },
+      {.code = LM_ERR_URLBadPath,              .desc = _("URL does not have a valid path")                             },
-      {.code = LM_ERR_BadPort,                 .desc = _("hostname does not contain a valid port number")             },
+      {.code = LM_ERR_BadPort,                 .desc = _("hostname does not contain a valid port number")              },
-      {.code = LM_ERR_BadHost,                 .desc = _("hostname is not valid")                                     },
+      {.code = LM_ERR_BadHost,                 .desc = _("hostname is not valid")                                      },
-      {.code = LM_ERR_URLPortUnknown,          .desc = _("URL protocol port number is unknown")                       },
+      {.code = LM_ERR_URLPortUnknown,          .desc = _("URL protocol port number is unknown")                        },
-      {.code = LM_ERR_URLEnd,                  .desc = _("URL is incomplete")                                         },
+      {.code = LM_ERR_URLEnd,                  .desc = _("URL is incomplete")                                          },
-      {.code = LM_ERR_PoolNoSupport,           .desc = _("pool does not support the specified protocol")              },
+      {.code = LM_ERR_PoolNoSupport,           .desc = _("pool does not support the specified protocol")               },
-      {.code = LM_ERR_MPTPBadVersion,          .desc = _("unsupported MPTP version")                                  },
+      {.code = LM_ERR_MPTPBadVersion,          .desc = _("unsupported MPTP version")                                   },
-      {.code = LM_ERR_MPTPBadCode,             .desc = _("invalid MPTP request/response code")                        },
+      {.code = LM_ERR_MPTPBadCode,             .desc = _("invalid MPTP request/response code")                         },
-      {.code = LM_ERR_MPTPBadUrl,              .desc = _("invalid MPTP URL")                                          },
+      {.code = LM_ERR_MPTPBadUrl,              .desc = _("invalid MPTP URL")                                           },
-      {.code = LM_ERR_MPTPHostFail,            .desc = _("failed to resolve hostname for MPTP connection")            },
+      {.code = LM_ERR_MPTPHostFail,            .desc = _("failed to resolve hostname for MPTP connection")             },
-      {.code = LM_ERR_MPTPSocketFail,          .desc = _("failed to create a MPTP socket")                            },
+      {.code = LM_ERR_MPTPSocketFail,          .desc = _("failed to create a MPTP socket")                             },
-      {.code = LM_ERR_MPTPConnectFail,         .desc = _("failed to connect to the MPTP host")                        },
+      {.code = LM_ERR_MPTPConnectFail,         .desc = _("failed to connect to the MPTP host")                         },
-      {.code = LM_ERR_MPTPRecvFail,            .desc = _("failed receive MPTP data from host")                        },
+      {.code = LM_ERR_MPTPRecvFail,            .desc = _("failed receive MPTP data from host: %s")                     },
-      {.code = LM_ERR_MPTPSendFail,            .desc = _("failed send MPTP data to host")                             },
+      {.code = LM_ERR_MPTPSendFail,            .desc = _("failed send MPTP data to host")                              },
-      {.code = LM_ERR_MPTPBadData,             .desc = _("MPTP data size is invalid")                                 },
+      {.code = LM_ERR_MPTPBadData,             .desc = _("MPTP data size is invalid")                                  },
-      {.code = LM_ERR_MPTPBadHost,             .desc = _("MPTP host size is invalid")                                 },
+      {.code = LM_ERR_MPTPBadHost,             .desc = _("MPTP host size is invalid")                                  },
-      {.code = LM_ERR_MPTPSetsockopt,          .desc = _("failed to set MPTP socket options")                         },
+      {.code = LM_ERR_MPTPBadPath,             .desc = _("MPTP path size is invalid")                                  },
-      {.code = LM_ERR_MPTPTimeout,             .desc = _("MPTP connection timed out")                                 },
+      {.code = LM_ERR_MPTPSetsockopt,          .desc = _("failed to set MPTP socket options")                          },
-      {.code = LM_ERR_MPTPBindFail,            .desc = _("failed to bind MPTP socket")                                },
+      {.code = LM_ERR_MPTPTimeout,             .desc = _("MPTP connection timed out")                                  },
-      {.code = LM_ERR_ArgNULL,                 .desc = _("required argument is a NULL pointer or 0")                  },
+      {.code = LM_ERR_MPTPBindFail,            .desc = _("failed to bind MPTP socket: %s")                             },
-      {.code = LM_ERR_MPTPNotRequest,          .desc = _("not a MPTP request")                                        },
+      {.code = LM_ERR_ArgNULL,                 .desc = _("required argument is a NULL pointer or 0")                   },
-      {.code = LM_ERR_MPTPNotResponse,         .desc = _("not a MPTP response")                                       },
+      {.code = LM_ERR_MPTPNotRequest,          .desc = _("not a MPTP request")                                         },
-      {.code = LM_ERR_MPTPNotLast,             .desc = _("MPTP request last flag is not set")                         },
+      {.code = LM_ERR_MPTPNotResponse,         .desc = _("not a MPTP response")                                        },
-      {.code = LM_ERR_MPTPNotLast,             .desc = _("MPTP request last flag is not set")                         },
+      {.code = LM_ERR_MPTPNotLast,             .desc = _("MPTP request last flag is not set")                          },
-      {.code = LM_ERR_NoPort,                  .desc = _("host port not specified")                                   },
+      {.code = LM_ERR_MPTPNotLast,             .desc = _("MPTP request last flag is not set")                          },
-      {.code = LM_ERR_PoolInfoBad,             .desc = _("pool info is badly formatted or is not complete")           },
+      {.code = LM_ERR_NoPort,                  .desc = _("host port not specified")                                    },
-      {.code = LM_ERR_ArcWBlockFail,           .desc = _("failed to write block from archive")                        },
+      {.code = LM_ERR_PoolInfoBad,             .desc = _("pool info is badly formatted or is not complete")            },
-      {.code = LM_ERR_ArcRBlockFail,           .desc = _("failed to read block from archive")                         },
+      {.code = LM_ERR_ArcWBlockFail,           .desc = _("failed to write block from archive")                         },
-      {.code = LM_ERR_ArcOpenFail,             .desc = _("failed to open archive")                                    },
+      {.code = LM_ERR_ArcRBlockFail,           .desc = _("failed to read block from archive")                          },
-      {.code = LM_ERR_ArcWHeaderFail,          .desc = _("failed to write archive header")                            },
+      {.code = LM_ERR_ArcOpenFail,             .desc = _("failed to open archive")                                     },
-      {.code = LM_ERR_ArcWEntryFail,           .desc = _("failed to finish writing the archive entry")                },
+      {.code = LM_ERR_ArcWHeaderFail,          .desc = _("failed to write archive header")                             },
-      {.code = LM_ERR_ArcNewFail,              .desc = _("failed to create new archive reader/writer")                },
+      {.code = LM_ERR_ArcWEntryFail,           .desc = _("failed to finish writing the archive entry")                 },
-      {.code = LM_ERR_ArcRealpathFail,         .desc = _("failed to resolve full path for archive file")              },
+      {.code = LM_ERR_ArcNewFail,              .desc = _("failed to create new archive reader/writer")                 },
-      {.code = LM_ERR_ArcNextHeaderFail,       .desc = _("failed to read the next header of the archive")             },
+      {.code = LM_ERR_ArcRealpathFail,         .desc = _("failed to resolve full path for archive file")               },
-      {.code = LM_ERR_GetCwdFail,              .desc = _("failed to obtain current working directory")                },
+      {.code = LM_ERR_ArcNextHeaderFail,       .desc = _("failed to read the next header of the archive")              },
-      {.code = LM_ERR_PoolListDirFail,         .desc = _("failed to open extracted pool list directory")              },
+      {.code = LM_ERR_GetCwdFail,              .desc = _("failed to obtain current working directory")                 },
-      {.code = LM_ERR_PoolListCantRead,        .desc = _("failed to read access the pool list file")                  },
+      {.code = LM_ERR_PoolListDirFail,         .desc = _("failed to open extracted pool list directory")               },
-      {.code = LM_ERR_PoolInfoCantRead,        .desc = _("failed to read access the pool info file")                  },
+      {.code = LM_ERR_PoolListDataFail,        .desc = _("failed to load \"%s\" data: %s")                             },
-      {.code = LM_ERR_PkgDataBad,              .desc = _("failed to parse package data")                              },
+      {.code = LM_ERR_PoolListAddFail,         .desc = _("failed add \"%s\" to the pool list: %s")                     },
-      {.code = LM_ERR_PkgBadName,              .desc = _("package name is invalid")                                   },
+      {.code = LM_ERR_PoolListCantRead,        .desc = _("failed to read access the pool list file")                   },
-      {.code = LM_ERR_CtxDataNULL,             .desc = _("data path is not set with in the ctx")                      },
+      {.code = LM_ERR_PoolInfoCantRead,        .desc = _("failed to read access the pool info file")                   },
-      {.code = LM_ERR_CtxTempNULL,             .desc = _("temp path is not set with in the ctx")                      },
+      {.code = LM_ERR_PkgDataBad,              .desc = _("failed to parse package data")                               },
-      {.code = LM_ERR_CtxRootNULL,             .desc = _("root path is not set with in the ctx")                      },
+      {.code = LM_ERR_PkgBadName,              .desc = _("package name is invalid")                                    },
-      {.code = LM_ERR_CtxTempFail,             .desc = _("failed to set the ctx temp director to %s: %s")             },
+      {.code = LM_ERR_PkgBadVersion,           .desc = _("package version is invalid")                                 },
-      {.code = LM_ERR_CtxRootFail,             .desc = _("failed to set the ctx root directory to %s: %s")            },
+      {.code = LM_ERR_PkgDataMissing,          .desc = _("package data has missing field: %s")                         },
-      {.code = LM_ERR_CtxDataFail,             .desc = _("failed to set the ctx data directory to %s: %s")            },
+      {.code = LM_ERR_CtxDataNULL,             .desc = _("data path is not set with in the ctx")                       },
-      {.code = LM_ERR_PoolTestNotPong,         .desc = _("pool did not respond ping with pong")                       },
+      {.code = LM_ERR_CtxTempNULL,             .desc = _("temp path is not set with in the ctx")                       },
-      {.code = LM_ERR_PkgPathsEmpty,           .desc = _("package file and directory paths are empty")                },
+      {.code = LM_ERR_CtxRootNULL,             .desc = _("root path is not set with in the ctx")                       },
-      {.code = LM_ERR_SendOpenFail,            .desc = _("failed to to open target file for sending")                 },
+      {.code = LM_ERR_CtxTempFail,             .desc = _("failed to set the ctx temp director to %s: %s")              },
-      {.code = LM_ERR_RecvDelFail,             .desc = _("failed to to delete target file for receiving")             },
+      {.code = LM_ERR_CtxRootFail,             .desc = _("failed to set the ctx root directory to %s: %s")             },
-      {.code = LM_ERR_RecvOpenFail,            .desc = _("failed to to open target file for receiving")               },
+      {.code = LM_ERR_CtxDataFail,             .desc = _("failed to set the ctx data directory to %s: %s")             },
-      {.code = LM_ERR_RecvBadCode,             .desc = _("got a bad response code for receiving the target file")     },
+      {.code = LM_ERR_PoolTestNotPong,         .desc = _("pool did not respond ping with pong")                        },
-      {.code = LM_ERR_RecvWriteFail,           .desc = _("failed to write to the target file for receiving")          },
+      {.code = LM_ERR_PkgPathsEmpty,           .desc = _("package file and directory paths are empty")                 },
-      {.code = LM_ERR_PkgNotFound,             .desc = _("package not found")                                         },
+      {.code = LM_ERR_SendOpenFail,            .desc = _("failed to to open target file for sending")                  },
-      {.code = LM_ERR_DbCantAccess,            .desc = _("failed to access to the database file/directory")           },
+      {.code = LM_ERR_RecvDelFail,             .desc = _("failed to to delete target file for receiving")              },
-      {.code = LM_ERR_DbSqlOpenFail,           .desc = _("failed to open SQLite database")                            },
+      {.code = LM_ERR_RecvOpenFail,            .desc = _("failed to to open target file for receiving")                },
-      {.code = LM_ERR_DbSqlCreateFail,         .desc = _("failed to create table in SQLite database")                 },
+      {.code = LM_ERR_RecvBadCode,             .desc = _("got a bad response code for receiving the target file")      },
-      {.code = LM_ERR_DbSqlPrepareFail,        .desc = _("failed to prepare statement for SQLite database")           },
+      {.code = LM_ERR_RecvWriteFail,           .desc = _("failed to write to the target file for receiving")           },
-      {.code = LM_ERR_DbSqlInsertFail,         .desc = _("failed to insert to the table in SQLite database")          },
+      {.code = LM_ERR_PkgNotFound,             .desc = _("package not found")                                          },
-      {.code = LM_ERR_DbSqlSelectFail,         .desc = _("failed to select from the table in SQLite database")        },
+      {.code = LM_ERR_DbCantAccess,            .desc = _("failed to access to the database file/directory")            },
-      {.code = LM_ERR_DbSqlDeleteFail,         .desc = _("failed to delete from the table in SQLite database")        },
+      {.code = LM_ERR_DbSqlOpenFail,           .desc = _("failed to open SQLite database")                             },
-      {.code = LM_ERR_DbSqlNotFound,           .desc = _("failed to find entry in SQLite database")                   },
+      {.code = LM_ERR_DbSqlCreateFail,         .desc = _("failed to create table in SQLite database")                  },
-      {.code = LM_ERR_PkgGPGFail,              .desc = _("failed to init GPG for package verification")               },
+      {.code = LM_ERR_DbSqlPrepareFail,        .desc = _("failed to prepare statement for SQLite database")            },
-      {.code = LM_ERR_PkgGPGSigFail,           .desc = _("failed to import signature to GPG for package verification")},
+      {.code = LM_ERR_DbSqlInsertFail,         .desc = _("failed to insert to the table in SQLite database")           },
-      {.code = LM_ERR_PkgGPGArchiveFail,       .desc = _("failed to import archive to GPG for package verification")  },
+      {.code = LM_ERR_DbSqlSelectFail,         .desc = _("failed to select from the table in SQLite database")         },
-      {.code = LM_ERR_PkgSigNoMatch,           .desc = _("package signature verification failed with zero matches")   },
+      {.code = LM_ERR_DbSqlDeleteFail,         .desc = _("failed to delete from the table in SQLite database")         },
-      {.code = LM_ERR_PkgSigNoResult,          .desc = _("package signature verification failed with zero results")   },
+      {.code = LM_ERR_DbSqlNotFound,           .desc = _("failed to find entry in SQLite database")                    },
-      {.code = LM_ERR_PoolPathsEmpty,          .desc = _("pool file and directory paths are empty")                   },
+      {.code = LM_ERR_PkgGPGFail,              .desc = _("failed to init GPG for package verification")                },
-      {.code = LM_ERR_PoolNotAvailable,        .desc = _("pool is not avaliable for connection")                      },
+      {.code = LM_ERR_PkgGPGSigFail,           .desc = _("failed to import signature to GPG for package verification") },
-      {.code = LM_ERR_PoolUrlEmpty,            .desc = _("pool URL is empty or invalid")                              },
+      {.code = LM_ERR_PkgGPGArchiveFail,       .desc = _("failed to import archive to GPG for package verification")   },
-      {.code = LM_ERR_PoolBadDir,              .desc = _("pool directory path is not accessible")                     },
+      {.code = LM_ERR_PkgSigNoMatch,           .desc = _("package signature verification failed with zero matches")    },
-      {.code = LM_ERR_PoolBadPaths,            .desc = _("pool directory sub-paths are not accessible")               },
+      {.code = LM_ERR_PkgSigNoResult,          .desc = _("package signature verification failed with zero results")    },
-      {.code = LM_ERR_DbFilesNotFound,         .desc = _("package file list not found in the database")               },
+      {.code = LM_ERR_PoolPathsEmpty,          .desc = _("pool file and directory paths are empty")                    },
-      {.code = LM_ERR_DbFilesOpenFail,         .desc = _("failed to open package file list in the database")          },
+      {.code = LM_ERR_PoolNotAvailable,        .desc = _("pool is not avaliable for connection")                       },
-      {.code = LM_ERR_DbFilesDirFail,          .desc = _("failed to access package file list database directory")     },
+      {.code = LM_ERR_PoolUrlEmpty,            .desc = _("pool URL is empty or invalid")                               },
-      {.code = LM_ERR_DbFilesUnlinkFail,       .desc = _("failed to remove package file list from the database")      },
+      {.code = LM_ERR_PoolBadDir,              .desc = _("pool directory path is not accessible")                      },
-      {.code = LM_ERR_DbFilesWriteFail,        .desc = _("failed to write to the file list in the database")          },
+      {.code = LM_ERR_PoolBadPaths,            .desc = _("pool directory sub-paths are not accessible")                },
-      {.code = LM_ERR_DbKeepsNotFound,         .desc = _("package keep list not found in the database")               },
+      {.code = LM_ERR_DbFilesNotFound,         .desc = _("file list not found for the package")                        },
-      {.code = LM_ERR_DbKeepsOpenFail,         .desc = _("failed to open package keep list in the database")          },
+      {.code = LM_ERR_DbFilesRenameFail,       .desc = _("failed to rename the file list for the package: %s")         },
-      {.code = LM_ERR_DbKeepsDirFail,          .desc = _("failed to access package keep list database directory")     },
+      {.code = LM_ERR_DbFilesOpenFail,         .desc = _("failed to open the package file list: %s")                   },
-      {.code = LM_ERR_DbKeepsUnlinkFail,       .desc = _("failed to remove package keep list from the database")      },
+      {.code = LM_ERR_DbFilesDirFail,          .desc = _("failed to open the database directory: %s")                  },
-      {.code = LM_ERR_DependNotFound,          .desc = _("failed to find %s (dependency of %s)")                      },
+      {.code = LM_ERR_DbFilesUnlinkFail,       .desc = _("failed to remove package file list: %s")                     },
-      {.code = LM_ERR_InstallDownloadFail,     .desc = _("failed to download %s for installation: %s")                },
+      {.code = LM_ERR_DbKeepsNotFound,         .desc = _("package keep list not found in the database")                },
-      {.code = LM_ERR_PkgNotDownloaded,        .desc = _("package is not downloaded")                                 },
+      {.code = LM_ERR_DbKeepsOpenFail,         .desc = _("failed to open package keep list in the database")           },
-      {.code = LM_ERR_PkgRemoveDownloadFail,   .desc = _("failed to remove downloaded package")                       },
+      {.code = LM_ERR_DbKeepsDirFail,          .desc = _("failed to access package keep list database directory")      },
-      {.code = LM_ERR_PkgRemoveDownloadFail,   .desc = _("failed to remove downloaded package")                       },
+      {.code = LM_ERR_DbKeepsUnlinkFail,       .desc = _("failed to remove package keep list from the database")       },
-      {.code = LM_ERR_DstOpenFail,             .desc = _("failed to open the destination file")                       },
+      {.code = LM_ERR_DependNotFound,          .desc = _("failed to find %s (dependency of %s)")                       },
-      {.code = LM_ERR_SrcOpenFail,             .desc = _("failed to open the source file")                            },
+      {.code = LM_ERR_InstallDownloadFail,     .desc = _("failed to download %s for installation: %s")                 },
-      {.code = LM_ERR_DstWriteFail,            .desc = _("failed to write to the destination file")                   },
+      {.code = LM_ERR_PkgNotDownloaded,        .desc = _("package is not downloaded")                                  },
-      {.code = LM_ERR_DstWriteFail,            .desc = _("failed to write to the destination file")                   },
+      {.code = LM_ERR_PkgRemoveDownloadFail,   .desc = _("failed to remove downloaded package")                        },
-      {.code = LM_ERR_PkgNoPool,               .desc = _("package does not have associated pool")                     },
+      {.code = LM_ERR_PkgRemoveDownloadFail,   .desc = _("failed to remove downloaded package")                        },
-      {.code = LM_ERR_CtxTempFailMkdir,        .desc = _("failed to create specified temp directory")                 },
+      {.code = LM_ERR_DstOpenFail,             .desc = _("failed to open the destination file")                        },
-      {.code = LM_ERR_PkgBadArchive,           .desc = _("package archive does not contain required files")           },
+      {.code = LM_ERR_SrcOpenFail,             .desc = _("failed to open the source file")                             },
-      {.code = LM_ERR_PkgDataNotMatch,         .desc = _("package data does not match with target package")           },
+      {.code = LM_ERR_DstWriteFail,            .desc = _("failed to write to the destination file")                    },
-      {.code = LM_ERR_PkgChangesUpdateFail,    .desc = _("failed to update changes file for package: %s")             },
+      {.code = LM_ERR_DstWriteFail,            .desc = _("failed to write to the destination file")                    },
-      {.code = LM_ERR_PkgHashesOpenFail,       .desc = _("failed to access package hashes file")                      },
+      {.code = LM_ERR_PkgNoPool,               .desc = _("package does not have associated pool")                      },
-      {.code = LM_ERR_DbChangesUnlinkFail,     .desc = _("failed to remove package changes file from the database")   },
+      {.code = LM_ERR_CtxTempFailMkdir,        .desc = _("failed to create specified temp directory")                  },
-      {.code = LM_ERR_SendStatFail,            .desc = _("failed to stat target file for sending")                    },
+      {.code = LM_ERR_PkgBadArchive,           .desc = _("package archive does not contain required files")            },
-      {.code = LM_ERR_SendSnprintfFail,        .desc = _("failed to format target file size for sending")             },
+      {.code = LM_ERR_PkgDataNotMatch,         .desc = _("package data does not match with target package")            },
-      {.code = LM_ERR_SendReadFail,            .desc = _("failed to read target file size for sending")               },
+      {.code = LM_ERR_PkgChangesUpdateFail,    .desc = _("failed to update changes file for package: %s")              },
-      {.code = LM_ERR_RecvBadSize,             .desc = _("failed to parse target file size for receiving")            },
+      {.code = LM_ERR_PkgHashesOpenFail,       .desc = _("failed to access package hashes file")                       },
-      {.code = LM_ERR_RecvNotCompleted,        .desc = _("target file is not fully received")                         },
+      {.code = LM_ERR_DbChangesUnlinkFail,     .desc = _("failed to remove package changes file from the database")    },
-      {.code = LM_ERR_ExtractStatFail,         .desc = _("failed to stat for target extract archive")                 },
+      {.code = LM_ERR_SendStatFail,            .desc = _("failed to stat target file for sending")                     },
-      {.code = LM_ERR_PkgFilesAddFail,         .desc = _("failed to add package file (%s) to the database: %s")       },
+      {.code = LM_ERR_SendSnprintfFail,        .desc = _("failed to format target file size for sending")              },
-      {.code = LM_ERR_PkgExtractFilesFail,     .desc = _("failed to extract package files: %s")                       },
+      {.code = LM_ERR_SendReadFail,            .desc = _("failed to read target file size for sending")                },
-      {.code = LM_ERR_PkgDatabaseAddFail,      .desc = _("failed to add package to the database: %s")                 },
+      {.code = LM_ERR_RecvBadSize,             .desc = _("failed to parse target file size for receiving")             },
-      {.code = LM_ERR_PkgAlreadyInstalled,     .desc = _("package is already installed")                              },
+      {.code = LM_ERR_RecvNotCompleted,        .desc = _("target file is not fully received")                          },
-      {.code = LM_ERR_PkgNotInstalled,         .desc = _("package is not installed")                                  },
+      {.code = LM_ERR_ExtractStatFail,         .desc = _("failed to stat for target extract archive")                  },
-      {.code = LM_ERR_PkgFileUnlinkFail,       .desc = _("failed to remove package file (%s): %s")                    },
+      {.code = LM_ERR_PkgFilesAddFail,         .desc = _("failed to add package file (%s) to the database: %s")        },
-      {.code = LM_ERR_PkgDatabaseDelFail,      .desc = _("failed to remove package from the database: %s")            },
+      {.code = LM_ERR_PkgExtractFilesFail,     .desc = _("failed to extract package files: %s")                        },
-      {.code = LM_ERR_PkgFilesDelFail,         .desc = _("failed to remove package files from the database: %s")      },
+      {.code = LM_ERR_PkgDatabaseAddFail,      .desc = _("failed to add package to the database: %s")                  },
-      {.code = LM_ERR_PkgChangesDelFail,       .desc = _("failed to remove changes file for package: %s")             },
+      {.code = LM_ERR_PkgAlreadyInstalled,     .desc = _("package is already installed")                               },
-      {.code = LM_ERR_InstallCwdFail,          .desc = _("failed to get current directory for running install")       },
+      {.code = LM_ERR_PkgNotInstalled,         .desc = _("package is not installed")                                   },
-      {.code = LM_ERR_InstallRootChdirFail,    .desc = _("failed change directory to root for running install")       },
+      {.code = LM_ERR_PkgFileUnlinkFail,       .desc = _("failed to remove package file (%s): %s")                     },
-      {.code = LM_ERR_InstallSpawnFail,        .desc = _("failed run install spawn command")                          },
+      {.code = LM_ERR_PkgDatabaseDelFail,      .desc = _("failed to remove package from the database: %s")             },
+      {.code = LM_ERR_PkgFilesDelFail,         .desc = _("failed to remove package files from the database: %s")       },
+      {.code = LM_ERR_PkgChangesDelFail,       .desc = _("failed to remove changes file for package: %s")              },
+      {.code = LM_ERR_InstallCwdFail,          .desc = _("failed to get current directory for running install")        },
+      {.code = LM_ERR_InstallRootChdirFail,    .desc = _("failed change directory to root for running install")        },
+      {.code = LM_ERR_InstallSpawnFail,        .desc = _("failed run install spawn command")                           },
       {.code    = LM_ERR_InstallBackChdirFail,
-       .desc = _("failed to change directory to old directory after running install")                                 },
+       .desc = _("failed to change directory to old directory after running install")                                  },
-      {.code = LM_ERR_InstallStatusFail,       .desc = _("install script returned a bad status code")                 },
+      {.code = LM_ERR_InstallStatusFail,       .desc = _("install script returned a bad status code")                  },
-      {.code = LM_ERR_InstallRunFail,          .desc = _("failed to run the package install script: %s")              },
+      {.code = LM_ERR_InstallRunFail,          .desc = _("failed to run the package install script: %s")               },
-      {.code = LM_ERR_InstallSaveFail,         .desc = _("failed to save the package install script: %s")             },
+      {.code = LM_ERR_InstallSaveFail,         .desc = _("failed to save the package install script: %s")              },
-      {.code = LM_ERR_PkgBreaks,               .desc = _("removing package breaks %s")                                },
+      {.code = LM_ERR_PkgBreaks,               .desc = _("removing package breaks %s")                                 },
-      {.code = LM_ERR_PkgUpToDate,             .desc = _("package is already up-to-date")                             },
+      {.code = LM_ERR_PkgUpToDate,             .desc = _("package is already up-to-date")                              },
-      {.code = LM_ERR_HashOpenFail,            .desc = _("failed to open file for hashing")                           },
+      {.code = LM_ERR_HashOpenFail,            .desc = _("failed to open file for hashing")                            },
-      {.code = LM_ERR_HashDigestFail,          .desc = _("failed create digest for hashing")                          },
+      {.code = LM_ERR_HashDigestFail,          .desc = _("failed create digest for hashing")                           },
-      {.code = LM_ERR_FileHashFail,            .desc = _("failed to get hash of %s: %s")                              },
+      {.code = LM_ERR_FileHashFail,            .desc = _("failed to get hash of %s: %s")                               },
-      {.code = LM_ERR_FileHashNoMatch,         .desc = _("file hash does not match for %s")                           },
+      {.code = LM_ERR_FileHashNoMatch,         .desc = _("file hash does not match for %s")                            },
-      {.code = LM_ERR_InfoNotLoaded,           .desc = _("pool info is not loaded")                                   },
+      {.code = LM_ERR_InfoNotLoaded,           .desc = _("pool info is not loaded")                                    },
-      {.code = LM_ERR_NoPools,                 .desc = _("pool list is empty")                                        },
+      {.code = LM_ERR_NoPools,                 .desc = _("pool list is empty")                                         },
-      {.code = LM_ERR_DbChangesNotExists,      .desc = _("package changes file not found in the database")            },
+      {.code = LM_ERR_DbChangesNotExists,      .desc = _("package changes file not found in the database")             },
-      {.code = LM_ERR_DbChangesChmodFail,      .desc = _("failed to change mod of the changes file")                  },
+      {.code = LM_ERR_DbChangesChmodFail,      .desc = _("failed to change mod of the changes file")                   },
-      {.code = LM_ERR_InstallDirFail,          .desc = _("failed to create install script save directory")            },
+      {.code = LM_ERR_InstallDirFail,          .desc = _("failed to create install script save directory")             },
-      {.code = LM_ERR_NoWrite,                 .desc = _("directory does not have write permissions")                 },
+      {.code = LM_ERR_NoRead,                  .desc = _("directory does not have read permissions")                   },
-      {.code = LM_ERR_NotDir,                  .desc = _("specified path is not a directory")                         },
+      {.code = LM_ERR_NotDir,                  .desc = _("specified path is not a directory")                          },
-      {.code = LM_ERR_FailMkdir,               .desc = _("failed to create the specified directory")                  },
+      {.code = LM_ERR_FailMkdir,               .desc = _("failed to create the specified directory")                   },
-      {.code = LM_ERR_PoolListBadDir,          .desc = _("specified list extraction directory is not accessible")     },
+      {.code = LM_ERR_PoolListBadDir,          .desc = _("specified list extraction directory is not accessible")      },
-      {.code = LM_ERR_FileNotExist,            .desc = _("file does not exist: %s")                                   },
+      {.code = LM_ERR_FileNotExist,            .desc = _("file does not exist: %s")                                    },
-      {.code = LM_ERR_FileNotLink,             .desc = _("file is a symbolic link: %s")                               },
+      {.code = LM_ERR_FileNotLink,             .desc = _("file is a symbolic link: %s")                                },
-      {.code = LM_ERR_ArchiveSetFail,          .desc = _("failed to set the package archive")                         },
+      {.code = LM_ERR_ArchiveSetFail,          .desc = _("failed to set the package archive")                          },
+      {.code = LM_ERR_ChdirFail,               .desc = _("failed change directory: %s")                                },
+      {.code = LM_ERR_ExtractRootChdirFail,    .desc = _("failed to change directory to root during extraction")       },
+      {.code = LM_ERR_ExtractOldChdirFail,     .desc = _("failed to change directory back from root during extraction")},
+      {.code = LM_ERR_MPTPAcceptFail,          .desc = _("failed to accept the MPTP connection: %s")                   },
+      {.code = LM_ERR_MPTPListenFail,          .desc = _("failed to listen the MPTP socket: %s")                       },
+      {.code = LM_ERR_PoolInfoBadName,         .desc = _("pool name (%s) doesn't match with: %s")                      },
+      {.code = LM_ERR_PoolInfoUnknown,         .desc = _("unknown key in the configuration: %s")                       },
   };
 
   char *fmt     = NULL;
@@ -195,9 +219,13 @@ void lm_error_set(lm_error_t code, ...) {
 }
 
 char *lm_strerror() {
+  if (!pthread_equal(pthread_self(), lm_error_thread))
+    return NULL;
   return lm_error_str;
 }
 
 lm_error_t lm_error() {
+  if (!pthread_equal(pthread_self(), lm_error_thread))
+    return LM_ERR_UnknownThread;
   return lm_error_code;
 }

src/mptp/client.c

@@ -15,17 +15,8 @@ int lm_mptp_client_connect(char *addr, uint16_t port) {
   if ((sock = lm_mptp_socket(addr, port, &saddr)) < 0)
     return -1;
 
-  struct timeval timeout;
+  if(!lm_mptp_socket_opts(sock))
-  bzero(&timeout, sizeof(timeout));
-
-  timeout.tv_sec  = MPTP_TIMEOUT;
-  timeout.tv_usec = 0;
-
-  if (setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, (char *)&timeout, sizeof(timeout)) < 0) {
-    lm_error_set(LM_ERR_MPTPSetsockopt);
-    lm_mptp_close(sock);
     return -1;
-  }
 
   if (connect(sock, &saddr, sizeof(saddr)) < 0) {
     lm_mptp_close(sock);
@@ -37,15 +28,19 @@ int lm_mptp_client_connect(char *addr, uint16_t port) {
 }
 
 bool lm_mptp_client_verify(lm_mptp_t *packet) {
-  if (!lm_mptp_verify(packet))
+  if (!lm_mptp_verify(packet)){
+    pdebug(__func__, "failed to verify the packet: %s", lm_strerror());
     return false;
+  }
 
   if (MPTP_IS_REQUEST(packet)) {
+    pdebug(__func__, "MPTP packet is a request");
     lm_error_set(LM_ERR_MPTPNotResponse);
     return false;
   }
 
   if (packet->header.host_size != 0) {
+    pdebug(__func__, "MPTP response has host section");
     lm_error_set(LM_ERR_MPTPBadHost);
     return false;
   }
@@ -56,39 +51,59 @@ bool lm_mptp_client_verify(lm_mptp_t *packet) {
 bool lm_mptp_client_send(int sock, lm_mptp_t *packet) {
   if (NULL == packet) {
     lm_error_set(LM_ERR_ArgNULL);
+    lm_mptp_free(packet);
     return false;
   }
 
   if (MPTP_FLAGS_VERSION(packet) != MPTP_VERSION_SUPPORTED) {
     lm_error_set(LM_ERR_MPTPBadVersion);
+    lm_mptp_free(packet);
     return false;
   }
 
   if (packet->header.data_size > MPTP_DATA_MAX) {
     lm_error_set(LM_ERR_MPTPBadData);
+    lm_mptp_free(packet);
     return false;
   }
 
   if (packet->header.host_size > MPTP_HOST_MAX || packet->header.host_size <= 0) {
     lm_error_set(LM_ERR_MPTPBadHost);
+    lm_mptp_free(packet);
     return false;
   }
 
-  char    buffer[sizeof(packet->header) + packet->header.host_size + packet->header.data_size];
+  char      buffer[
-  ssize_t total = sizeof(buffer), used = 0;
+    sizeof(packet->header) + 
-
+    packet->header.host_size + 
-  packet->header.flags = htons(packet->header.flags);
+    packet->header.path_size + 
+    packet->header.data_size
+  ];
+  ssize_t total = sizeof(buffer), used = 0, buflen = total;
+  bool ret = false;
 
   copy_to_buffer(buffer, &packet->header, sizeof(packet->header), &total, &used);
   copy_to_buffer(buffer, packet->host, packet->header.host_size, &total, &used);
+  copy_to_buffer(buffer, packet->path, packet->header.path_size, &total, &used);
   copy_to_buffer(buffer, packet->data, packet->header.data_size, &total, &used);
-
+  
-  if (send(sock, buffer, sizeof(buffer), 0) < 0) {
+  packet->header.flags = htons(packet->header.flags);
+  //packet->header.host_size = htons(packet->header.host_size);
+  //packet->header.path_size = htons(packet->header.path_size);
+  packet->header.data_size = htons(packet->header.data_size);
+ 
+  if (send(sock, buffer, sizeof(buffer), MSG_MORE) < 0) {
     lm_error_set(LM_ERR_MPTPSendFail);
-    return false;
+    goto end;
   }
 
-  return true;
+  pdebug(__func__, "printing the packet dump (%lu bytes)", buflen);
+  pdebug_binary(buffer, buflen);
+  ret = true;
+
+end:
+  lm_mptp_free(packet);
+  return ret;
 }
 
 bool lm_mptp_client_recv(int sock, lm_mptp_t *packet) {
@@ -97,31 +112,15 @@ bool lm_mptp_client_recv(int sock, lm_mptp_t *packet) {
     return false;
   }
 
-  char    buffer[sizeof(packet->header) + MPTP_HOST_MAX + MPTP_DATA_MAX];
+  lm_mptp_free(packet);
-  ssize_t total = sizeof(buffer), used = 0;
 
-  bzero(buffer, sizeof(buffer));
+  if(!lm_mptp_recv(sock, packet)){
-  bzero(packet, sizeof(lm_mptp_t));
+    pdebug(__func__, "failed to receive the packet: %s", lm_strerror());
-
+    return false; // error set by function
-  if (recv(sock, buffer, sizeof(buffer), 0) < 0) {
-    if (ETIMEDOUT == errno || EAGAIN == errno) {
-      lm_error_set(LM_ERR_MPTPTimeout);
-      return false;
-    }
-    lm_error_set(LM_ERR_MPTPRecvFail);
-    return false;
   }
 
-  copy_from_buffer(&packet->header, buffer, sizeof(packet->header), &total, &used);
+  pdebug(__func__, "printing the header dump");
-  packet->header.flags = ntohs(packet->header.flags);
+  pdebug_binary((char*)&packet->header, sizeof(packet->header));
-  // packet->header.host_size  = ntohs(packet->header.host_size);
-  // packet->header.data_size  = ntohs(packet->header.data_size);
-
-  if (packet->header.host_size <= MPTP_HOST_MAX)
-    copy_from_buffer(&packet->host, buffer, packet->header.host_size, &total, &used);
-
-  if (packet->header.data_size <= MPTP_DATA_MAX)
-    copy_from_buffer(&packet->data, buffer, packet->header.data_size, &total, &used);
 
   return true;
 }

src/mptp/mptp.c

@@ -2,17 +2,20 @@
 #include "../../include/mptp.h"
 #include "../../include/url.h"
 
+#include <errno.h>
+#include <netinet/tcp.h>
 #include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 
-bool lm_mptp_init(lm_mptp_t *packet, bool is_request, uint8_t code, bool is_last) {
+void lm_mptp_init(lm_mptp_t *packet){
-  packet->header.flags     = 0;
+  bzero(packet, sizeof(lm_mptp_t));
-  packet->header.data_size = 0;
+}
-  packet->header.host_size = 0;
 
-  bzero(packet->data, MPTP_DATA_MAX);
+bool lm_mptp_new(lm_mptp_t *packet, bool is_request, uint8_t code, bool is_last) {
-  bzero(packet->host, MPTP_HOST_MAX);
+  lm_mptp_init(packet);
 
   if (code > MPTP_CODE_MAX) {
     lm_error_set(LM_ERR_MPTPBadCode);
@@ -26,16 +29,27 @@ bool lm_mptp_init(lm_mptp_t *packet, bool is_request, uint8_t code, bool is_last
   else
     packet->header.flags |= (MPTP_RESPONSE << 7);
 
-  packet->header.flags |= (code << 4);
+  packet->header.flags |= (code << 3);
 
   if (is_last || is_request)
-    packet->header.flags |= (1 << 3);
+    packet->header.flags |= (1 << 2);
   else
-    packet->header.flags |= (0 << 3);
+    packet->header.flags |= (0 << 2);
 
   return true;
 }
 
+void lm_mptp_free(lm_mptp_t *packet) {
+  if(NULL == packet)
+    return;
+
+  free(packet->host);
+  free(packet->path);
+  free(packet->data);
+
+  lm_mptp_init(packet);
+}
+
 bool lm_mptp_verify(lm_mptp_t *packet) {
   if (NULL == packet) {
     lm_error_set(LM_ERR_ArgNULL);
@@ -47,6 +61,16 @@ bool lm_mptp_verify(lm_mptp_t *packet) {
     return false;
   }
 
+  if (packet->header.host_size > MPTP_HOST_MAX || packet->header.host_size < 0) {
+    lm_error_set(LM_ERR_MPTPBadHost);
+    return false;
+  }
+
+ if (packet->header.path_size > MPTP_PATH_MAX || packet->header.path_size < 0) {
+    lm_error_set(LM_ERR_MPTPBadPath);
+    return false;
+  }
+
   if (packet->header.data_size > MPTP_DATA_MAX || packet->header.data_size < 0) {
     lm_error_set(LM_ERR_MPTPBadData);
     return false;
@@ -60,6 +84,41 @@ bool lm_mptp_verify(lm_mptp_t *packet) {
   return true;
 }
 
+bool lm_mptp_socket_opts(int sock){
+  struct timeval timeout;
+  int flags = 1;
+
+  bzero(&timeout, sizeof(timeout));
+  timeout.tv_sec  = MPTP_TIMEOUT;
+  timeout.tv_usec = 0;
+
+  if (setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, &timeout, sizeof(timeout)) < 0) {
+    lm_error_set(LM_ERR_MPTPSetsockopt);
+    lm_mptp_close(sock);
+    return false;
+  }
+
+  if (setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, &timeout, sizeof(timeout)) < 0) {
+    lm_error_set(LM_ERR_MPTPSetsockopt);
+    lm_mptp_close(sock);
+    return false;
+  }
+
+  if (setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &flags, sizeof(int)) < 0) {
+    lm_error_set(LM_ERR_MPTPSetsockopt);
+    lm_mptp_close(sock);
+    return false;
+  }
+
+  if (setsockopt(sock, SOL_SOCKET, SO_REUSEPORT, &flags, sizeof(int)) < 0) {
+    lm_error_set(LM_ERR_MPTPSetsockopt);
+    lm_mptp_close(sock);
+    return false;
+  }
+
+  return true;
+}
+
 int lm_mptp_socket(char *addr, uint16_t port, struct sockaddr *saddr) {
   if (NULL == addr || NULL == saddr) {
     lm_error_set(LM_ERR_ArgNULL);
@@ -71,7 +130,7 @@ int lm_mptp_socket(char *addr, uint16_t port, struct sockaddr *saddr) {
 
   bzero(&hints, sizeof(hints));
   hints.ai_family   = AF_UNSPEC;
-  hints.ai_socktype = SOCK_DGRAM;
+  hints.ai_socktype = AF_INET;
 
   if ((status = getaddrinfo(addr, NULL, &hints, &res)) < 0) {
     lm_error_set(LM_ERR_MPTPHostFail);
@@ -108,7 +167,7 @@ int lm_mptp_socket(char *addr, uint16_t port, struct sockaddr *saddr) {
     return -1;
   }
 
-  if ((sock = socket(family, SOCK_DGRAM, IPPROTO_UDP)) < 0) {
+  if ((sock = socket(family, SOCK_STREAM, 0)) < 0) {
     lm_error_set(LM_ERR_MPTPSocketFail);
     return -1;
   }
@@ -127,9 +186,13 @@ bool lm_mptp_set_host(lm_mptp_t *packet, char *host) {
     return false;
   }
 
+  free(packet->host);
+  packet->host = malloc(size);
+
   // do NOT copy the NULL terminator
   packet->header.host_size = size;
   memcpy(packet->host, host, size);
+
   return true;
 }
 
@@ -145,14 +208,49 @@ bool lm_mptp_get_host(lm_mptp_t *packet, char *host) {
   return true;
 }
 
+bool lm_mptp_set_path(lm_mptp_t *packet, char *path) {
+  size_t size = strlen(path);
+  if (size > MPTP_PATH_MAX || size < 0) {
+    lm_error_set(LM_ERR_MPTPBadHost);
+    return false;
+  }
+
+  free(packet->path);
+  packet->path = malloc(size);
+
+  // do NOT copy the NULL terminator
+  packet->header.path_size = size;
+  memcpy(packet->path, path, size);
+
+  return true;
+}
+
+bool lm_mptp_get_path(lm_mptp_t *packet, char *path) {
+  if (packet->header.path_size > MPTP_PATH_MAX || packet->header.path_size < 0) {
+    path = NULL;
+    lm_error_set(LM_ERR_BadHost);
+    return false;
+  }
+
+  memcpy(path, packet->path, packet->header.path_size);
+  path[packet->header.path_size] = 0;
+  return true;
+}
+
 bool lm_mptp_set_data(lm_mptp_t *packet, char *data, size_t size) {
   if (size > MPTP_DATA_MAX || size < 0) {
     lm_error_set(LM_ERR_MPTPBadData);
     return false;
   }
 
-  packet->header.data_size = size;
+  free(packet->data);
-  mempcpy(packet->data, data, size);
+  packet->data = malloc(size);
+
+  if(NULL != data){
+    packet->header.data_size = size;
+    mempcpy(packet->data, data, size);
+  }
+
   return true;
 }
 
@@ -168,8 +266,56 @@ bool lm_mptp_get_data(lm_mptp_t *packet, char *data) {
   return true;
 }
 
-void lm_mptp_copy(lm_mptp_t *dst, lm_mptp_t *src) {
+bool lm_mptp_recv(int sock, lm_mptp_t *packet) {
-  memcpy(&dst->header, &src->header, sizeof(dst->header));
+  if (recv(sock, &packet->header, sizeof(packet->header), MSG_WAITALL) <= 0) {
-  memcpy(&dst->host, &src->data, sizeof(src->host));
+    if (ETIMEDOUT == errno || EAGAIN == errno) {
-  memcpy(&dst->data, &src->data, sizeof(src->data));
+      lm_error_set(LM_ERR_MPTPTimeout);
+      return false;
+    }
+    lm_error_set(LM_ERR_MPTPRecvFail, strerror(errno));
+    return false;
+  }
+  
+  /*packet->header.flags     = ntohs(packet->header.flags);
+  packet->header.host_size = ntohs(packet->header.host_size);
+  packet->header.path_size = ntohs(packet->header.path_size);
+  packet->header.data_size = ntohs(packet->header.data_size);*/
+
+  if (packet->header.host_size <= MPTP_HOST_MAX && packet->header.host_size != 0){
+    packet->host = malloc(packet->header.host_size);
+    if(recv(sock, packet->host, packet->header.host_size, MSG_WAITALL) <= 0){
+      if (ETIMEDOUT == errno || EAGAIN == errno) {
+        lm_error_set(LM_ERR_MPTPTimeout);
+        return false;
+      }
+      lm_error_set(LM_ERR_MPTPRecvFail, strerror(errno));
+      return false;
+    }
+  }
+
+  if (packet->header.path_size <= MPTP_PATH_MAX && packet->header.path_size != 0){
+    packet->path = malloc(packet->header.path_size);
+    if(recv(sock, packet->path, packet->header.path_size, MSG_WAITALL) <= 0){
+      if (ETIMEDOUT == errno || EAGAIN == errno) {
+        lm_error_set(LM_ERR_MPTPTimeout);
+        return false;
+      }
+      lm_error_set(LM_ERR_MPTPRecvFail, strerror(errno));
+      return false;
+    }
+  }
+
+  if (packet->header.data_size <= MPTP_DATA_MAX && packet->header.data_size != 0){
+    packet->data = malloc(packet->header.data_size);
+    if(recv(sock, packet->data, packet->header.data_size, MSG_WAITALL) <= 0){
+      if (ETIMEDOUT == errno || EAGAIN == errno) {
+        lm_error_set(LM_ERR_MPTPTimeout);
+        return false;
+      }
+      lm_error_set(LM_ERR_MPTPRecvFail, strerror(errno));
+      return false;
+    }
+  }
+
+  return true;
 }

src/mptp/server.c

@@ -2,8 +2,10 @@
 #include "../../include/mptp.h"
 #include "../../include/util.h"
 
+#include <errno.h>
 #include <stdbool.h>
 #include <string.h>
+#include <sys/socket.h>
 
 int lm_mptp_server_listen(char *addr, uint16_t port) {
   struct sockaddr saddr;
@@ -16,28 +18,54 @@ int lm_mptp_server_listen(char *addr, uint16_t port) {
 
   if (bind(sock, &saddr, sizeof(struct sockaddr)) < 0) {
     lm_mptp_close(sock);
-    lm_error_set(LM_ERR_MPTPBindFail);
+    lm_error_set(LM_ERR_MPTPBindFail, strerror(errno));
+    return -1;
+  }
+
+  if(listen(sock, SOMAXCONN) < 0){
+    lm_mptp_close(sock);
+    lm_error_set(LM_ERR_MPTPListenFail, strerror(errno));
     return -1;
   }
 
   return sock;
 }
 
+int lm_mptp_server_accept(int sock, struct sockaddr *addr){
+  socklen_t sl = sizeof(struct sockaddr);
+  int s = -1;
+
+  if((s = accept(sock, addr, &sl)) < 0){
+    lm_error_set(LM_ERR_MPTPAcceptFail, strerror(errno));
+    s = -1;
+  }
+
+  if(!lm_mptp_socket_opts(s)){
+    close(s);
+    s = -1;
+  }
+
+  return s;
+}
+
+void lm_mptp_server_close(int sock){
+  close(sock); // you didn't see that comming, did you?
+}
+
 bool lm_mptp_server_verify(lm_mptp_t *packet) {
-  if (!lm_mptp_verify(packet))
+  if (!lm_mptp_verify(packet)){
+    pdebug(__func__, "failed to verify the packet: %s", lm_strerror());
     return false;
+  }
 
   if (!MPTP_IS_REQUEST(packet)) {
+    pdebug(__func__, "MPTP packet is not request");
     lm_error_set(LM_ERR_MPTPNotRequest);
     return false;
   }
 
-  if (packet->header.host_size > MPTP_HOST_MAX || packet->header.host_size <= 0) {
-    lm_error_set(LM_ERR_MPTPBadHost);
-    return false;
-  }
-
   if (!MPTP_IS_LAST(packet)) {
+    pdebug(__func__, "MPTP packet is not the last");
     lm_error_set(LM_ERR_MPTPNotLast);
     return false;
   }
@@ -45,73 +73,76 @@ bool lm_mptp_server_verify(lm_mptp_t *packet) {
   return true;
 }
 
-bool lm_mptp_server_recv(int sock, lm_mptp_t *packet, struct sockaddr *addr) {
+bool lm_mptp_server_recv(int sock, lm_mptp_t *packet) {
-  if (NULL == packet || NULL == addr) {
-    lm_error_set(LM_ERR_ArgNULL);
-    return false;
-  }
-
-  char      buffer[sizeof(packet->header) + MPTP_HOST_MAX + MPTP_DATA_MAX];
-  socklen_t socklen = sizeof(struct sockaddr);
-  ssize_t   total = sizeof(buffer), used = 0;
-
-  bzero(buffer, sizeof(buffer));
-  bzero(packet, sizeof(lm_mptp_t));
-
-  if (recvfrom(sock, buffer, sizeof(buffer), 0, addr, &socklen) <= 0) {
-    lm_error_set(LM_ERR_MPTPRecvFail);
-    return false;
-  }
-
-  copy_from_buffer(&packet->header, buffer, sizeof(packet->header), &total, &used);
-  packet->header.flags = ntohs(packet->header.flags);
-  // packet->header.host_size  = ntohs(packet->header.host_size);
-  // packet->header.data_size  = ntohs(packet->header.data_size);
-
-  if (packet->header.host_size <= MPTP_HOST_MAX)
-    copy_from_buffer(&packet->host, buffer, packet->header.host_size, &total, &used);
-
-  if (packet->header.data_size <= MPTP_DATA_MAX)
-    copy_from_buffer(&packet->data, buffer, packet->header.data_size, &total, &used);
-
-  return true;
-}
-
-bool lm_mptp_server_send(int sock, lm_mptp_t *packet, struct sockaddr *addr) {
   if (NULL == packet) {
     lm_error_set(LM_ERR_ArgNULL);
     return false;
   }
 
+  lm_mptp_free(packet);
+
+  if(!lm_mptp_recv(sock, packet)){
+    pdebug(__func__, "failed to receive the packet: %s", lm_strerror());
+    return false; // error set by function
+  }
+
+  return true;
+}
+
+bool lm_mptp_server_send(int sock, lm_mptp_t *packet) {
+  if (NULL == packet) {
+    lm_error_set(LM_ERR_ArgNULL);
+    lm_mptp_free(packet);
+    return false;
+  }
+
   if (MPTP_FLAGS_VERSION(packet) != MPTP_VERSION_SUPPORTED) {
     lm_error_set(LM_ERR_MPTPBadVersion);
+    lm_mptp_free(packet);
     return false;
   }
 
   if (packet->header.data_size > MPTP_DATA_MAX) {
     lm_error_set(LM_ERR_MPTPBadData);
+    lm_mptp_free(packet);
     return false;
   }
 
   if (packet->header.host_size != 0) {
     lm_error_set(LM_ERR_MPTPBadHost);
+    lm_mptp_free(packet);
     return false;
   }
 
-  socklen_t addrlen = sizeof(struct sockaddr);
+  char      buffer[
-  char      buffer[sizeof(packet->header) + packet->header.host_size + packet->header.data_size];
+    sizeof(packet->header) + 
-  ssize_t   total = sizeof(buffer), used = 0;
+    packet->header.host_size + 
-
+    packet->header.path_size + 
-  packet->header.flags = htons(packet->header.flags);
+    packet->header.data_size
+  ];
+  ssize_t   total = sizeof(buffer), used = 0, buflen = total;
+  bool ret = false;
 
   copy_to_buffer(buffer, &packet->header, sizeof(packet->header), &total, &used);
   copy_to_buffer(buffer, packet->host, packet->header.host_size, &total, &used);
+  copy_to_buffer(buffer, packet->path, packet->header.path_size, &total, &used);
   copy_to_buffer(buffer, packet->data, packet->header.data_size, &total, &used);
+  
+  packet->header.flags = htons(packet->header.flags);
+  //packet->header.host_size = htons(packet->header.host_size);
+  //packet->header.path_size = htons(packet->header.path_size);
+  packet->header.data_size = htons(packet->header.data_size);
 
-  if (sendto(sock, buffer, sizeof(buffer), 0, addr, addrlen) < 0) {
+  if (send(sock, buffer, buflen, MSG_MORE) < 0) {
     lm_error_set(LM_ERR_MPTPSendFail);
-    return false;
+    goto end;
   }
 
-  return true;
+  pdebug(__func__, "printing the packet dump (%lu bytes)", buflen);
+  pdebug_binary(buffer, buflen);
+  ret = true;
+
+end:
+  lm_mptp_free(packet);
+  return ret;
 }

src/mptp/util.c

@@ -3,14 +3,15 @@
 #include "../../include/util.h"
 
 #include <sys/stat.h>
-#include <errno.h>
+#include <string.h>
-#include <error.h>
-#include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
+#include <stdio.h>
+#include <errno.h>
+#include <error.h>
 
-bool lm_mptp_sendfile(int sock, struct sockaddr *addr, char *path, lm_mptp_transfer_callback_t callback, void *data){
+bool lm_mptp_sendfile(int sock, char *path, lm_mptp_transfer_callback_t callback, void *data){
-  if (NULL == path || NULL == addr){
+  if (NULL == path){
     lm_error_set(LM_ERR_ArgNULL);
     return false;
   }
@@ -23,69 +24,82 @@ bool lm_mptp_sendfile(int sock, struct sockaddr *addr, char *path, lm_mptp_trans
   size_t read = 0;
   struct stat st;
   int size = -1;
+  
+  lm_mptp_init(&packet);
 
   if(NULL == file){
     pdebug(__func__, "failed to open file: %s", path);
     lm_error_set(LM_ERR_SendOpenFail);
-    lm_mptp_init(&packet, false, MPTP_S2C_BRUH, true);
+    goto end_1;
-    goto end;
   }
 
   if(fstat(fileno(file), &st)<0){
     pdebug(__func__, "failed to stat file: %s", path);
     lm_error_set(LM_ERR_SendStatFail);
-    lm_mptp_init(&packet, false, MPTP_S2C_BRUH, true);
+    goto end_1;
-    goto end;
   }
 
   total = st.st_size;
 
-  lm_mptp_init(&packet, false, MPTP_S2C_COOL, false);
+  lm_mptp_new(&packet, false, MPTP_S2C_COOL, false);
-  if((size = snprintf(packet.data, MPTP_DATA_MAX, "%lu", st.st_size)) <= 0){
+  lm_mptp_set_data(&packet, NULL, digits(total));
+
+  if((size = snprintf(packet.data, MPTP_DATA_MAX, "%lu", total)) <= 0){
     pdebug(__func__, "snprintf for stat size failed: %s", path);
     lm_error_set(LM_ERR_SendSnprintfFail);
-    lm_mptp_init(&packet, false, MPTP_S2C_BRUH, true);
+    goto end_1;
-    goto end;
   }
 
   packet.header.data_size = size;
-  lm_mptp_server_send(sock, &packet, addr);
+  lm_mptp_server_send(sock, &packet);
 
-  if(NULL != callback)
+  if(NULL != callback && !callback(path, current, total, data))
-    if(!callback(path, current, total, data))
+    goto end_1;
-      goto end;
 
   // clear the packet
-  lm_mptp_init(&packet, false, MPTP_S2C_COOL, false);
+  lm_mptp_new(&packet, false, MPTP_S2C_COOL, false);
+  lm_mptp_set_data(&packet, NULL, MPTP_DATA_MAX);
 
   while ((read = fread(packet.data, 1, MPTP_DATA_MAX, file)) > 0) {
     packet.header.data_size = read;
-    if(!lm_mptp_server_send(sock, &packet, addr))
+    pdebug(__func__, "sending the %lu/%lu of %s", current+read, total, path);
-      goto end;
+
+    if(!lm_mptp_server_send(sock, &packet)){
+      pdebug(__func__, "failed to send packet for %s (left at %lu/%lu): %s", path, current, total, lm_strerror());
+      goto end_2;
+    }
 
     current += read;
 
-    if(NULL != callback)
+    if(NULL != callback && !callback(path, current, st.st_size, data))
-      if(!callback(path, current, st.st_size, data))
+      goto end_1;
-        goto end;
+
-    
+    lm_mptp_free(&packet);
-    lm_mptp_init(&packet, false, MPTP_S2C_COOL, false);
+
+    lm_mptp_new(&packet, false, MPTP_S2C_COOL, false);
+    lm_mptp_set_data(&packet, NULL, MPTP_DATA_MAX);
   }
 
   if(current != total){
     pdebug(__func__, "failed read the entire file (left at %lu/%lu): %s", current, total, path);
     lm_error_set(LM_ERR_SendReadFail);
-    lm_mptp_init(&packet, false, MPTP_S2C_BRUH, true);
+    goto end_1;
-    goto end;
   }
 
-  lm_mptp_init(&packet, false, MPTP_S2C_COOL, true);
+  pdebug(__func__, "completed sending %s, sending last packet", path);
+  lm_mptp_new(&packet, false, MPTP_S2C_COOL, true);
+  lm_mptp_server_send(sock, &packet);
   ret = true;
+  goto end_2;
 
-end:
+end_1:
+  lm_mptp_free(&packet);
+  lm_mptp_new(&packet, false, MPTP_S2C_BRUH, true);
+  lm_mptp_server_send(sock, &packet);
+  lm_mptp_free(&packet);
+end_2:
   if(NULL != file)
     fclose(file);
-  lm_mptp_server_send(sock, &packet, addr);
   return ret;
 }
 
@@ -105,6 +119,8 @@ bool lm_mptp_recvfile(int sock, char *path, lm_mptp_transfer_callback_t callback
   bool ret = false;
   lm_mptp_t packet;
 
+  lm_mptp_init(&packet);
+
   if(NULL == file){
     pdebug(__func__, "failed to open file: %s", path);
     lm_error_set(LM_ERR_RecvOpenFail);
@@ -127,24 +143,30 @@ bool lm_mptp_recvfile(int sock, char *path, lm_mptp_transfer_callback_t callback
     lm_error_set(LM_ERR_RecvBadSize);
     goto end;
   }
-  
+
   if(NULL != callback)
     if(!callback(path, current, total, data))
       goto end;
 
   while(lm_mptp_client_recv(sock, &packet)){
-    if(!lm_mptp_client_verify(&packet))
+    if(!lm_mptp_client_verify(&packet)){
+      pdebug(__func__, "failed to verify the packet for %s (%lu/%lu)", path, current, total);
       goto end;
+    }
 
     if(MPTP_FLAGS_CODE(&packet) != MPTP_S2C_COOL){
+      pdebug(__func__, "server responded with bad status code for %s (%lu/%lu)", path, current, total);
       lm_error_set(LM_ERR_RecvBadCode);
       goto end;
     }
-  
+
-    if(MPTP_IS_LAST(&packet))
+    if(MPTP_IS_LAST(&packet)){
+      pdebug(__func__, "received the last packet for %s (%lu/%lu)", path, current, total);
       break;
+    }
 
     if(fwrite(packet.data, 1, packet.header.data_size, file)==0){
+      pdebug(__func__, "failed to write received data for %s (%lu/%lu)", path, current, total);
       lm_error_set(LM_ERR_RecvWriteFail);
       goto end;
     }
@@ -157,13 +179,17 @@ bool lm_mptp_recvfile(int sock, char *path, lm_mptp_transfer_callback_t callback
   }
 
   if(current != total){
-    pdebug(__func__, "failed to receive the entire file (left at %lu/%lu): %s (%s)", current, total, path, lm_strerror());
+    if(MPTP_IS_LAST(&packet))
+      pdebug(__func__, "failed to receive the entire file (left at %lu/%lu), got the last packet: %s", current, total, path);
+    else
+      pdebug(__func__, "failed to receive the entire file (left at %lu/%lu): %s (%s)", current, total, path, lm_strerror());
     lm_error_set(LM_ERR_RecvNotCompleted);
     goto end;
   }
 
   ret = true;
 end:
+  lm_mptp_free(&packet);
   if(NULL != file)
     fclose(file);
   return ret;

src/package/data.c

@@ -12,8 +12,10 @@ int lm_package_data_handler(void *_data, const char *_section, const char *_key,
   lm_pkg_data_t *data = _data;
 
   if(NULL == data->name){
-    if(!package_name_valid(section))
+    if(!package_name_valid(section)){
+      lm_error_set(LM_ERR_PkgBadName);
       return 0;
+    }
     data->name = strdup(section);
   }
 
@@ -24,8 +26,10 @@ int lm_package_data_handler(void *_data, const char *_section, const char *_key,
     data->desc = strdup(value);
   
   else if(eq(key, PKG_DATA_VERSION)){
-    if(!package_version_valid(value))
+    if(!package_version_valid(value)){
+      lm_error_set(LM_ERR_PkgBadVersion);
       return 0;
+    }
     data->version = strdup(value);
   }
   
@@ -47,13 +51,26 @@ int lm_package_data_handler(void *_data, const char *_section, const char *_key,
 
 bool lm_package_data_load(lm_pkg_data_t *data, char *file){
   lm_package_data_free(data);
+  lm_error_clear();
 
   if (ini_parse(file, lm_package_data_handler, data) < 0) {
     lm_error_set(LM_ERR_PkgDataBad);
     return false;
   }
 
-  return true;
+  if(LM_ERR_NoError != lm_error())
+    return false;
+
+  if(NULL == data->name)
+    lm_error_set(LM_ERR_PkgDataMissing, "name");
+  else if(NULL == data->desc)
+    lm_error_set(LM_ERR_PkgDataMissing, "desc");
+  else if(NULL == data->version)
+    lm_error_set(LM_ERR_PkgDataMissing, "version");
+  else if(0 == data->size)
+    lm_error_set(LM_ERR_PkgDataMissing, "size");
+
+  return LM_ERR_NoError == lm_error();
 }
 
 void lm_package_data_free(lm_pkg_data_t *data){
@@ -62,5 +79,5 @@ void lm_package_data_free(lm_pkg_data_t *data){
   free(data->version);
   lm_package_data_depend_free(data);
   lm_package_data_keep_free(data);
-  bzero(&data, sizeof(lm_pkg_data_t));
+  bzero(data, sizeof(lm_pkg_data_t));
 }

src/package/extract.c

@@ -42,7 +42,6 @@ lm_pkg_files_t *lm_package_extract(lm_pkg_t *pkg, char *target){
   if(!__lm_package_extract_check(files->data_file) ||
      !__lm_package_extract_check(files->hashes_file) ||
      !__lm_package_extract_check(files->changes_file) ||
-     !__lm_package_extract_check(files->install_file) ||
      !__lm_package_extract_check(files->files_archive)){
     goto end;
   }

src/pool/info.c

@@ -12,17 +12,26 @@ int lm_pool_info_handler(void *data, const char *_section, const char *_key, con
   char      *section = (char *)_section, *value = (char *)_value, *key = (char *)_key;
   lm_pool_t *pool = data;
 
-  if (!eq(pool->name, section))
+  if (!eq(pool->name, section)){
+    pdebug(__func__, "pool name (%s) doesn't match: %s", pool->name, section);
+    lm_error_set(LM_ERR_PoolInfoBadName, pool->name, section);
     return 0;
+  }
 
   if (eq(key, POOL_INFO_SIZE))
     pool->info.size = atol(value);
+
   else if (eq(key, POOL_INFO_MAINTAINER))
     pool->info.maintainer = strdup(value);
+
   else if (eq(key, POOL_INFO_PUBKEY))
     pool->info.pubkey = strdup(value);
-  else
+
+  else{
+    pdebug(__func__, "pool info contains unknown key: %s", key);
+    lm_error_set(LM_ERR_PoolInfoUnknown, key);
     return 0;
+  }
 
   return 1;
 }
@@ -45,15 +54,19 @@ bool lm_pool_info_load(lm_pool_t *pool) {
     return false;
   }
 
+  lm_error_clear();
+
   if (ini_parse(pool->info_file, lm_pool_info_handler, pool) < 0) {
-    lm_error_set(LM_ERR_PoolInfoBad);
+    if(lm_error() == LM_ERR_NoError)
+      lm_error_set(LM_ERR_PoolInfoBad);
     return false;
   }
 
   if(pool->info.size <= 0 ||
      pool->info.pubkey == NULL ||
      pool->info.maintainer == NULL){
-    lm_error_set(LM_ERR_PoolInfoBad);
+    if(lm_error() == LM_ERR_NoError)
+      lm_error_set(LM_ERR_PoolInfoBad);
     return false;
   }
 
@@ -76,7 +89,7 @@ bool lm_pool_info_download(lm_pool_t *pool, lm_mptp_transfer_callback_t callback
     return false;
   }
 
-  if(!mkdir_ifnot(pool->dir)){
+  if(!mkdir_ifnot(pool->dir, 0755)){
     lm_error_set(LM_ERR_PoolBadDir);
     return false;
   }
@@ -93,18 +106,23 @@ bool lm_pool_info_download(lm_pool_t *pool, lm_mptp_transfer_callback_t callback
   if((sock = lm_mptp_client_connect(pool->url.host, pool->url.port)) < 0)
     return false;
 
-  lm_mptp_init(&packet, true, MPTP_C2S_INFO, true);
+  lm_mptp_new(&packet, true, MPTP_C2S_INFO, true);
   lm_mptp_set_host(&packet, pool->url.host);
-  lm_mptp_set_data(&packet, pool->url.path, strlen(pool->url.path));
+  lm_mptp_set_path(&packet, pool->url.path);
 
-  if(!lm_mptp_client_send(sock, &packet))
+  if(!lm_mptp_client_send(sock, &packet)){
+    pdebug(__func__, "info file request failed for %s: %s", pool->name, lm_strerror());
     goto end;
+  }
 
-  if(!lm_mptp_recvfile(sock, pool->info_file, callback, data))
+  if(!lm_mptp_recvfile(sock, pool->info_file, callback, data)){
+    pdebug(__func__, "recvfile failed for %s: %s", pool->name, lm_strerror());
     goto end;
+  }
 
   ret = true;
 end:
+  lm_mptp_free(&packet);
   lm_mptp_close(sock);
   if(ret)
     ret = lm_pool_info_load(pool);

src/pool/list.c

@@ -15,7 +15,7 @@ bool lm_pool_list_load(lm_pool_t *pool, char *dir){
     lm_error_set(LM_ERR_ArgNULL);
     return false;
   }
-  
+
   lm_pool_list_free(pool);
 
   if(lm_pool_path_is_empty(pool)){
@@ -30,12 +30,12 @@ bool lm_pool_list_load(lm_pool_t *pool, char *dir){
 
   pdebug(__func__, "(%s) extracting pool to %s", pool->name, dir);
 
-  if(!mkdir_ifnot(pool->dir)){
+  if(!mkdir_ifnot(pool->dir, 0755)){
     lm_error_set(LM_ERR_PoolBadDir);
     return false;
   }
 
-  if(!mkdir_ifnot(dir)){
+  if(!mkdir_ifnot(dir, 0755)){
     lm_error_set(LM_ERR_PoolListBadDir);
     return false;
   }
@@ -52,7 +52,7 @@ bool lm_pool_list_load(lm_pool_t *pool, char *dir){
     lm_error_set(LM_ERR_PoolListDirFail);
     goto end;
   }
-  
+
   while((ent = readdir(dirfd)) != NULL){
     if(eq(ent->d_name, "..") || eq(ent->d_name, "."))
       continue;
@@ -60,21 +60,29 @@ bool lm_pool_list_load(lm_pool_t *pool, char *dir){
     ent_len = strlen(ent->d_name);
     char datap[ent_len+list_dir_len+10];
     join_multiple(datap, dir, ent->d_name, "DATA");
-    
+
     lm_pkg_t *pkg = lm_package_new();
-    
+
     if(!lm_package_data_load(&pkg->data, datap)){
-      pdebug(__func__, "(%s) failed to load new package from %s", pool->name, datap);
+      pdebug(__func__, "(%s) failed to load new package from %s: %s", pool->name, datap, lm_strerror());
+      if(NULL != pkg->data.name){
+        char *suberr = lm_strerror_dup();
+        lm_error_set(LM_ERR_PoolListDataFail, pkg->data.name, suberr);
+        free(suberr);
+      }
       lm_package_free(pkg);
-      continue;
+      goto end;
     }
 
     if(!lm_pool_package_add(pool, pkg)){
-      pdebug(__func__, "(%s) failed to add new package: %s", pool->name, pkg->data.name);
+      pdebug(__func__, "(%s) failed to add package %s: %s", pool->name, pkg->data.name, lm_strerror());
+      char *suberr = lm_strerror_dup();
+      lm_error_set(LM_ERR_PoolListAddFail, pkg->data.name, suberr);
+      free(suberr);
       lm_package_free(pkg);
-      continue;
+      goto end;
     }
-      
+
     pdebug(__func__, "(%s) added new package: %s", pool->name, pkg->data.name);
   }
 
@@ -102,7 +110,7 @@ bool lm_pool_list_download(lm_pool_t *pool, char *dir, lm_mptp_transfer_callback
     return false;
   }
 
-  if(!mkdir_ifnot(pool->dir)){
+  if(!mkdir_ifnot(pool->dir, 0755)){
     lm_error_set(LM_ERR_PoolBadDir);
     return false;
   }
@@ -119,18 +127,23 @@ bool lm_pool_list_download(lm_pool_t *pool, char *dir, lm_mptp_transfer_callback
   if((sock = lm_mptp_client_connect(pool->url.host, pool->url.port)) < 0)
     return false;
 
-  lm_mptp_init(&packet, true, MPTP_C2S_LIST, true);
+  lm_mptp_new(&packet, true, MPTP_C2S_LIST, true);
   lm_mptp_set_host(&packet, pool->url.host);
-  lm_mptp_set_data(&packet, pool->url.path, strlen(pool->url.path));
+  lm_mptp_set_path(&packet, pool->url.path);
 
-  if(!lm_mptp_client_send(sock, &packet))
+  if(!lm_mptp_client_send(sock, &packet)){
+    pdebug(__func__, "list file request failed for %s: %s", pool->name, lm_strerror());
     goto end;
- 
+  }
-  if(!lm_mptp_recvfile(sock, pool->list_file, callback, data))
+
+  if(!lm_mptp_recvfile(sock, pool->list_file, callback, data)){
+    pdebug(__func__, "recvfile failed for %s: %s", pool->name, lm_strerror());
     goto end;
+  }
 
   ret = true;
 end:
+  lm_mptp_free(&packet);
   lm_mptp_close(sock);
   if(ret)
     ret = lm_pool_list_load(pool, dir);

src/pool/path.c

@@ -17,7 +17,7 @@ bool lm_pool_path_set_dir(lm_pool_t *pool, char *dir){
   if(NULL == dir)
     return true;
 
-  if(exists(dir, NULL) && (is_file(dir) || !can_read(dir) || !can_write(dir))){
+  if(exists(dir, NULL) && (is_file(dir) || !can_read(dir))){
     lm_error_set(LM_ERR_PoolBadDir);
     return false;
   }
@@ -26,12 +26,12 @@ bool lm_pool_path_set_dir(lm_pool_t *pool, char *dir){
   pool->info_file = join_alloc(dir, "INFO"); 
   pool->list_file = join_alloc(dir, "LIST"); 
   
-  if(exists(pool->info_file, NULL) && (!is_file(pool->info_file) || !can_read(pool->info_file) || !can_write(pool->info_file))){
+  if(exists(pool->info_file, NULL) && (!is_file(pool->info_file) || !can_read(pool->info_file))){
     lm_error_set(LM_ERR_PoolBadPaths);
     return false;
   }
   
-  if(exists(pool->list_file, NULL) && (!is_file(pool->list_file) || !can_read(pool->list_file) || !can_write(pool->list_file))){
+  if(exists(pool->list_file, NULL) && (!is_file(pool->list_file) || !can_read(pool->list_file))){
     lm_error_set(LM_ERR_PoolBadPaths);
     return false;
   }

src/pool/pool.c

@@ -30,10 +30,10 @@ lm_pool_t *lm_pool_new(char *name, char *url) {
 
 void lm_pool_test(lm_pool_t *pool) {
   lm_mptp_t packet;
-  lm_mptp_init(&packet, true, MPTP_C2S_PING, true);
+  lm_mptp_new(&packet, true, MPTP_C2S_PING, true);
 
   lm_mptp_set_host(&packet, pool->url.host);
-  lm_mptp_set_data(&packet, pool->url.path, strlen(pool->url.path));
+  lm_mptp_set_path(&packet, pool->url.path);
 
   int sock = lm_mptp_client_connect(pool->url.host, pool->url.port);
   if (sock == -1) {
@@ -60,6 +60,7 @@ void lm_pool_test(lm_pool_t *pool) {
   if(!pool->available)
     lm_error_set(LM_ERR_PoolTestNotPong);
 end:
+  lm_mptp_free(&packet);
   lm_mptp_close(sock);
   return;
 }

src/util.c

@@ -29,6 +29,19 @@ void pdebug(const char *func, const char *fmt, ...) {
   va_end(args);
 }
 
+void pdebug_binary(char *data, size_t len) {
+  if (LM_DEBUG != 1)
+    return;
+
+  for (size_t i = 0; i < len; i++) {
+    if (i != 0 && i % 4 == 0)
+      printf("\n");
+    printf("%c%c%c%c%c%c%c%c ", BINARY(data[i]));
+  }
+
+  printf("\n");
+}
+
 bool eq(char *s1, char *s2) {
   if (NULL == s1 || NULL == s2)
     return false;
@@ -95,7 +108,9 @@ bool copy_to_buffer(void *buffer, void *src, size_t size, ssize_t *total, ssize_
   if (*used == 0)
     bzero(buffer, *total);
 
-  memcpy(buffer + *used, src, size);
+  if (NULL != buffer && NULL != src && size > 0)
+    memcpy(buffer + *used, src, size);
+
   *used += size;
   return true;
 }
@@ -107,7 +122,9 @@ bool copy_from_buffer(void *dst, void *buffer, size_t size, ssize_t *total, ssiz
   if (*used == 0)
     bzero(dst, size);
 
-  memcpy(dst, buffer + *used, size);
+  if (NULL != buffer && NULL != dst && size > 0)
+    memcpy(dst, buffer + *used, size);
+
   *used += size;
   return true;
 }
@@ -154,7 +171,10 @@ bool extract_archive(char *dst, char *src) {
     goto end;
   }
 
-  chdir(dst);
+  if (chdir(dst) < 0) {
+    lm_error_set(LM_ERR_ChdirFail, dst);
+    goto end;
+  }
 
   flags = ARCHIVE_EXTRACT_PERM;
   flags |= ARCHIVE_EXTRACT_UNLINK;
@@ -214,7 +234,10 @@ end:
   }
 
   if (NULL != oldpwd) {
-    chdir(oldpwd);
+    if (chdir(oldpwd) < 0) {
+      lm_error_set(LM_ERR_ChdirFail, oldpwd);
+      ret = false;
+    }
     free(oldpwd);
   }
 
@@ -255,20 +278,12 @@ bool can_write(char *path) {
   return access(path, W_OK) == 0;
 }
 
-bool mkdir_ifnot(char *path) {
+bool mkdir_ifnot(char *path, int mode) {
-  return !(mkdir(path, 0700) < 0 && errno != EEXIST);
+  return !(mkdir(path, mode) < 0 && errno != EEXIST);
 }
 
-bool package_name_valid(char *name) {
+bool __package_field_valid(char *field) {
-  for (char *c = name; *c != 0; c++) {
+  for (char *c = field; *c != 0; c++) {
-    if (!is_digit(*c) && !is_letter(*c) && *c != '-' && *c != '.')
-      return false;
-  }
-  return true;
-}
-
-bool package_version_valid(char *version) {
-  for (char *c = version; *c != 0; c++) {
     if (!is_digit(*c) && !is_letter(*c) && *c != '-' && *c != '+' && *c != '.')
       return false;
   }
@@ -331,81 +346,6 @@ char *join_alloc(const char *base, const char *pth) {
   return path;
 }
 
-bool pkglist_contains(lm_pkg_t *list, lm_pkg_t *pkg) {
-  lm_pkg_t *cur = list;
-  while (cur) {
-    if (eq(pkg->data.name, cur->data.name))
-      return true;
-    cur = cur->next;
-  }
-  return false;
-}
-
-lm_pkg_t *pkglist_del(lm_pkg_t *list, lm_pkg_t *pkg) {
-  if (NULL == pkg) {
-    lm_error_set(LM_ERR_ArgNULL);
-    return list;
-  }
-
-  if (NULL == list)
-    return list;
-
-  if (eq(list->data.name, pkg->data.name)) {
-    list = NULL;
-    return list;
-  }
-
-  lm_pkg_t *cur   = list;
-  lm_pkg_t *found = NULL;
-
-  while (NULL != cur->next) {
-    if (eq(cur->next->data.name, pkg->data.name)) {
-      found     = cur->next;
-      cur->next = cur->next->next;
-      break;
-    }
-    cur = cur->next;
-  }
-
-  free(found);
-  return list;
-}
-
-lm_pkg_t *pkglist_add_top(lm_pkg_t *list, lm_pkg_t *pkg) {
-  lm_pkg_t *new = malloc(sizeof(lm_pkg_t));
-  memcpy(new, pkg, sizeof(lm_pkg_t));
-  new->next = list;
-  list      = new;
-  return list;
-}
-
-lm_pkg_t *pkglist_add_end(lm_pkg_t *list, lm_pkg_t *pkg) {
-  lm_pkg_t *new = malloc(sizeof(lm_pkg_t)), *cur = list;
-  memcpy(new, pkg, sizeof(lm_pkg_t));
-
-  new->next = NULL;
-
-  if (NULL == cur) {
-    list = new;
-    return list;
-  }
-
-  while (cur->next != NULL)
-    cur = cur->next;
-  cur->next = new;
-
-  return list;
-}
-
-void pkglist_free(lm_pkg_t *list) {
-  lm_pkg_t *cur = list, *old = NULL;
-  while (cur != NULL) {
-    old = cur;
-    cur = cur->next;
-    free(old);
-  }
-}
-
 bool copy_file(char *dst, char *src) {
   FILE *dstp = NULL, *srcp = NULL;
   bool  ret = false;
@@ -563,3 +503,11 @@ bool is_dir_empty(char *p) {
   closedir(fd);
   return empty;
 }
+
+int digits(int n) {
+  if (n < 0)
+    return digits((n == INT_MIN) ? INT_MAX : -n);
+  if (n < 10)
+    return 1;
+  return 1 + digits(n / 10);
+}