update: redesigning ctx functions and structure

This commit is contained in:
ngn
2024-07-05 01:44:42 +03:00
parent 38b99eda79
commit 6045f73478
20 changed files with 663 additions and 343 deletions

52
src/database/changes.c Normal file
View File

@ -0,0 +1,52 @@
#include "../../include/database.h"
#include "../../include/error.h"
#include "../../include/util.h"
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
bool lm_database_changes_update(lm_database_t *db, lm_pkg_t *pkg, char *file){
if(NULL == db || NULL == pkg || NULL == file){
lm_error_set(LM_ERR_ArgNULL);
return false;
}
char changes_file[strlen(db->dir)+strlen(pkg->name)+20];
join_multiple(changes_file, db->dir, pkg->name, "changes");
if(!copy_file(changes_file, file))
return false; // error set by function
return true;
}
bool lm_database_changes_del(lm_database_t *db, lm_pkg_t *pkg){
if(NULL == db || NULL == pkg){
lm_error_set(LM_ERR_ArgNULL);
return false;
}
char changes_file[strlen(db->dir)+strlen(pkg->name)+20];
join_multiple(changes_file, db->dir, pkg->name, "changes");
if(unlink(changes_file) < 0 && errno != ENOENT){
lm_error_set(LM_ERR_DbChangesUnlinkFail);
return false;
}
return true;
}
char *lm_database_changes_get(lm_database_t *db, lm_pkg_t *pkg){
char *changes_file = malloc(strlen(db->dir)+strlen(pkg->name)+20);
join_multiple(changes_file, db->dir, pkg->name, "changes");
if(!exists(changes_file)){
free(changes_file);
return NULL;
}
return changes_file;
}

View File

@ -34,13 +34,11 @@ bool lm_database_files_foreach(lm_database_t *db, lm_pkg_t *pkg, lm_database_fil
goto end;
}
while(getline(&line, 0, files) > 0){
line_len = strlen(line);
char path[line_len+1];
while((line_len = getline(&line, 0, files)) > 0){
if(HASH_LEN >= line_len)
continue;
char path[line_len+1];
memcpy(path, line+HASH_LEN+1, line_len-HASH_LEN);
memcpy(hash, line, HASH_LEN+1);
hash[HASH_LEN] = 0;
@ -102,13 +100,13 @@ end:
}
bool lm_database_files_get(lm_database_t *db, lm_pkg_t *pkg, char *path, char *hash){
if(NULL == db || NULL == pkg || NULL == path || NULL == hash){
if(NULL == db || NULL == pkg || NULL == path){
lm_error_set(LM_ERR_ArgNULL);
return false;
}
// zero out the hash
bzero(hash, HASH_LEN+1);
if(NULL != hash)
bzero(hash, HASH_LEN+1); // zero out the hash
char files_list[strlen(db->dir)+strlen(pkg->name)+10];
join_multiple(files_list, db->dir, pkg->name, "files");
@ -119,8 +117,8 @@ bool lm_database_files_get(lm_database_t *db, lm_pkg_t *pkg, char *path, char *h
}
FILE *files = fopen(files_list, "r");
char *line = NULL;
size_t line_len = 0;
char *line = NULL;
bool ret = false;
if(NULL == files){
@ -128,18 +126,18 @@ bool lm_database_files_get(lm_database_t *db, lm_pkg_t *pkg, char *path, char *h
goto end;
}
while(getline(&line, 0, files) > 0){
line_len = strlen(line);
char lpath[line_len+1];
while((line_len = getline(&line, 0, files)) > 0){
if(HASH_LEN >= line_len)
continue;
char lpath[line_len+1];
memcpy(lpath, line+HASH_LEN+1, line_len-HASH_LEN);
if(eq(lpath, path)){
memcpy(hash, line, HASH_LEN+1);
hash[HASH_LEN] = 0;
if(NULL != hash){
memcpy(hash, line, HASH_LEN+1);
hash[HASH_LEN] = 0;
}
ret = true;
goto end;
}