wt
4c7a156723
Prepare Build and Testing executable binary / Prepare-Build-Testing-With-CMake (push) Has been cancelled
Prepare Build and Testing executable binary / Prepare-Build-Testing-With-Meson (push) Has been cancelled
Prepare Build and Testing executable binary / Prepare-Build-Testing-With-Make (push) Has been cancelled
63 lines
1.9 KiB
C
63 lines
1.9 KiB
C
#include "database.h"
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include "sql.h"
|
|
#include <string.h>
|
|
#include "config.h"
|
|
|
|
sqlite3* db = nullptr;
|
|
pthread_mutex_t db_mutex = PTHREAD_MUTEX_INITIALIZER;
|
|
|
|
void init_db() {
|
|
if (sqlite3_open(cm_get_parameter_as_string(config, "database"), &db) != SQLITE_OK) {
|
|
fprintf(stderr, "Cannot open database: %s\n", sqlite3_errmsg(db));
|
|
sqlite3_close(db);
|
|
exit(1);
|
|
}
|
|
}
|
|
|
|
void migrate_db() {
|
|
char *err_msg = 0;
|
|
pthread_mutex_lock(&db_mutex);
|
|
if (sqlite3_exec(db, CREATE_TABLE_USERS, nullptr, nullptr, &err_msg) !=
|
|
SQLITE_OK) {
|
|
fprintf(stderr, "SQL error: %s\n", err_msg);
|
|
sqlite3_free(err_msg);
|
|
sqlite3_close(db);
|
|
exit(1);
|
|
}
|
|
pthread_mutex_unlock(&db_mutex);
|
|
}
|
|
|
|
// Вспомогательная функция для экранирования специальных символов в JSON
|
|
char* json_escape(const char* str) {
|
|
if (!str) return NULL;
|
|
|
|
size_t len = strlen(str);
|
|
// Выделяем память с запасом (каждый символ может быть экранирован)
|
|
char* escaped = malloc(len * 6 + 1);
|
|
if (!escaped) return NULL;
|
|
|
|
char* p = escaped;
|
|
for (size_t i = 0; i < len; i++) {
|
|
switch (str[i]) {
|
|
case '\"': strcpy(p, "\\\""); p += 2; break;
|
|
case '\\': strcpy(p, "\\\\"); p += 2; break;
|
|
case '\b': strcpy(p, "\\b"); p += 2; break;
|
|
case '\f': strcpy(p, "\\f"); p += 2; break;
|
|
case '\n': strcpy(p, "\\n"); p += 2; break;
|
|
case '\r': strcpy(p, "\\r"); p += 2; break;
|
|
case '\t': strcpy(p, "\\t"); p += 2; break;
|
|
default:
|
|
if (str[i] < 0x20) {
|
|
sprintf(p, "\\u%04x", (unsigned char)str[i]);
|
|
p += 6;
|
|
} else {
|
|
*p++ = str[i];
|
|
}
|
|
}
|
|
}
|
|
*p = '\0';
|
|
|
|
return escaped;
|
|
} |