update: handle actual package updates outside of the library

examples/client/update.c

@@ -8,9 +8,14 @@
 int main(int argc, char *argv[]) {
   lm_ctx_update_list_t *list = NULL;
   int                   ret  = EXIT_FAILURE;
-  lm_pkg_t              pkg, *cur = NULL;
+  lm_pkg_t              pkg, *old = NULL, *new = NULL;
   lm_ctx_t              ctx;
 
+  if (argc != 3) {
+    printf("usage: %s <pool name> <pool url>\n", argv[0]);
+    return ret;
+  }
+
   if (!mkdir_ifnot(ROOT_DIR)) {
     printf("failed to create root dir: %s\n", ROOT_DIR);
     return ret;
@@ -33,6 +38,14 @@ int main(int argc, char *argv[]) {
     goto end;
   }
 
+  if (lm_ctx_pool_add(&ctx, argv[1], argv[2]) == NULL) {
+    printf("failed to add pool: %s (%d)\n", lm_strerror(), lm_error());
+    goto end;
+  }
+
+  lm_ctx_ping(&ctx, NULL, NULL);
+  lm_ctx_sync(&ctx, true, NULL, NULL);
+
   if ((list = lm_ctx_update_list(&ctx)) == NULL) {
     printf("failed to get update list: %s (%d)", lm_strerror(), lm_error());
     goto end;
@@ -43,12 +56,28 @@ int main(int argc, char *argv[]) {
     goto end;
   }
 
-  while ((cur = lm_ctx_update_list_next(list)) != NULL) {
-    printf("updating %s (%s)...\n", cur->name, cur->version);
-    if (!lm_ctx_update(&ctx, cur, NULL, NULL)) {
+  while ((old = lm_ctx_update_list_next(list)) != NULL) {
+    printf("updating %s (%s)...\n", old->name, old->version);
+
+    if ((new = lm_ctx_update(&ctx, old)) == NULL) {
       printf("failed to update package: %s\n", lm_strerror());
       goto end;
     }
+
+    if (!lm_ctx_download(&ctx, new, NULL, NULL)) {
+      printf("failed to download new package: %s", lm_strerror());
+      goto end;
+    }
+
+    if (!lm_ctx_remove(&ctx, old, NULL, NULL)) {
+      printf("failed to remove old package: %s", lm_strerror());
+      goto end;
+    }
+
+    if (!lm_ctx_install(&ctx, new, NULL, NULL)) {
+      printf("failed to install new package: %s", lm_strerror());
+      goto end;
+    }
   }
 
   ret = EXIT_SUCCESS;

examples/server/main.c

@@ -28,7 +28,7 @@ int main(int argc, char *argv[]) {
 
   lm_ctx_sync(&ctx, false, NULL, NULL);
 
-  if (!lm_ctx_serve(&ctx, argv[1], 10)) {
+  if (!lm_ctx_serve(&ctx, argv[1], 10, NULL, NULL)) {
     printf("failed to serve the pools: %s (%d)\n", lm_strerror(), lm_error());
     goto end;
   }

include/ctx.h

@@ -36,11 +36,6 @@ typedef enum lm_ctx_sync_state {
   SYNC_LIST_FAIL        = 5,
 } lm_ctx_sync_state_t;
 
-typedef enum lm_ctx_update_state {
-  UPDATE_REMOVE  = 0,
-  UPDATE_INSTALL = 1,
-} lm_ctx_update_state_t;
-
 /* ###################
    ## ctx callbacks ##
    ################### */
@@ -49,8 +44,6 @@ typedef bool (*lm_ctx_download_callback_t)(
     lm_ctx_t *ctx, lm_pkg_t *pkg, bool is_archive, size_t current, size_t total, void *data);
 typedef bool (*lm_ctx_install_callback_t)(
     lm_ctx_t *ctx, lm_pkg_t *pkg, char *file, size_t current, size_t total, void *data);
-typedef bool (*lm_ctx_update_callback_t)(
-    lm_ctx_t *ctx, lm_pkg_t *pkg, lm_ctx_update_state_t state, char *file, size_t current, size_t total, void *data);
 typedef bool (*lm_ctx_sync_callback_t)(
     lm_ctx_t *ctx, lm_pool_t *pool, lm_ctx_sync_state_t state, size_t current, size_t total, void *data);
 typedef bool (*lm_ctx_serve_callback_t)(lm_pool_t *pool, lm_mptp_t *packet, struct sockaddr *addr, void *data);
@@ -78,8 +71,7 @@ void      lm_ctx_resolve_free(lm_ctx_resolve_list_t *list);     // frees the res
 lm_ctx_update_list_t *lm_ctx_update_list(lm_ctx_t *ctx);                   // get a list of packages to update
 lm_pkg_t             *lm_ctx_update_list_next(lm_ctx_update_list_t *list); // get the next package in the update list
 void                  lm_ctx_update_list_free(lm_ctx_update_list_t *list); // free the update list
-bool                  lm_ctx_update(lm_ctx_t *ctx, lm_pkg_t *pkg, lm_ctx_update_callback_t callback,
-                     void *data); // returns a list of packages to update
+lm_pkg_t             *lm_ctx_update(lm_ctx_t *ctx, lm_pkg_t *pkg);         // returns the updated version of a package
 
 bool lm_ctx_removeable(lm_ctx_t *ctx, lm_pkg_t *pkg); // checks if a package is available for removal
 bool lm_ctx_remove(

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: 2024-07-17 22:06+0300\n"
+"POT-Creation-Date: 2024-07-18 19:15+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"

src/ctx/update.c

@@ -8,21 +8,6 @@
 #include <stdlib.h>
 #include <string.h>
 
-struct __lm_ctx_update_cb_data {
-  lm_ctx_update_callback_t callback;
-  lm_ctx_update_state_t state;
-  void *data;
-};
-
-bool __lm_ctx_update_callback(lm_ctx_t *ctx, lm_pkg_t *pkg, char *file, size_t current, size_t total, void *data){
-  struct __lm_ctx_update_cb_data *cbdata = data;
-
-  if(NULL == cbdata->callback)
-    return true;
-
-  return cbdata->callback(ctx, pkg, cbdata->state, file, current, total, cbdata->data);
-}
-
 lm_ctx_update_list_t *lm_ctx_update_list(lm_ctx_t *ctx){
   if(NULL == ctx){
     lm_error_set(LM_ERR_ArgNULL);
@@ -46,6 +31,7 @@ lm_ctx_update_list_t *lm_ctx_update_list(lm_ctx_t *ctx){
       list->packages = malloc(sizeof(lm_pkg_t));
     else
       list->packages = realloc(list->packages, (list->count+1)*sizeof(lm_pkg_t));
+
     lm_package_copy(&list->packages[list->count++], &cur);
   }
 
@@ -62,8 +48,10 @@ lm_pkg_t *lm_ctx_update_list_next(lm_ctx_update_list_t *list){
   if(NULL == list->packages)
     return NULL;
 
-  if(NULL == list->cur)
+  if(NULL == list->cur){
     list->cur = &list->packages[0];
+    return list->cur;
+  }
 
   for(int i = 0; i < list->count-1; i++){
     if(list->cur != &list->packages[i])
@@ -91,34 +79,23 @@ void lm_ctx_update_list_free(lm_ctx_update_list_t *list){
   free(list);
 }
 
-bool lm_ctx_update(lm_ctx_t *ctx, lm_pkg_t *pkg, lm_ctx_update_callback_t callback, void *data){
+lm_pkg_t *lm_ctx_update(lm_ctx_t *ctx, lm_pkg_t *pkg){
   if(NULL == ctx || NULL == pkg){
     lm_error_set(LM_ERR_ArgNULL);
-    return false;
+    return NULL;
   }
 
-  struct __lm_ctx_update_cb_data cbdata = {
-    .state = UPDATE_REMOVE,
-    .callback = callback,
-    .data = data,
-  };
   lm_pkg_t *new = NULL;
 
   if((new = lm_ctx_pool_find(ctx, pkg->name, NULL)) == NULL){
     lm_error_set(LM_ERR_PkgNotFound);
-    return false;
+    return NULL;
   }
 
   if(eq(new->version, pkg->version)){
     lm_error_set(LM_ERR_PkgUpToDate);
-    return false;
+    return NULL;
   }
 
-  if(!lm_ctx_remove(ctx, pkg, __lm_ctx_update_callback, &cbdata))
-    return false; // error set by function
-  
-  if(!lm_ctx_install(ctx, new, __lm_ctx_update_callback, &cbdata))
-    return false; // error set by function
-
-  return true;
+  return new;
 }

src/package/package.c

@@ -63,9 +63,15 @@ bool lm_package_is_same(lm_pkg_t *one, lm_pkg_t *two){
 bool lm_package_copy(lm_pkg_t *dst, lm_pkg_t *src){
   lm_package_init(dst);
 
-  dst->name = strdup(src->name);
-  dst->version = strdup(src->version);
-  dst->desc = strdup(src->desc);
+  if(NULL != src->name)
+    dst->name = strdup(src->name);
+
+  if(NULL != src->version)
+    dst->version = strdup(src->version);
+
+  if(NULL != src->desc)
+    dst->desc = strdup(src->desc);
+
   dst->size = src->size;
   dst->pool = src->pool;
 

src/package/path.c

@@ -45,8 +45,12 @@ bool lm_package_path_copy(lm_pkg_t *dst, lm_pkg_t *src){
     return false;
   }
 
-  dst->paths.archive = strdup(src->paths.archive);
-  dst->paths.signature = strdup(src->paths.signature);
+  if(NULL != src->paths.archive)
+    dst->paths.archive = strdup(src->paths.archive);
+
+  if(NULL != src->paths.signature)
+    dst->paths.signature = strdup(src->paths.signature);
+
   return true;
 }