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/* dblayer.h - Database layer for ck -----------------------------------*- C -*-
*
* This file is part of ck, the config keeper
*
* -----------------------------------------------------------------------------
*
* Copyright (C) 2018 Anastasis Grammenos
* GPLv3 (see LICENCE for the full notice)
*
* -----------------------------------------------------------------------------
*
* Give access to the database.
*
* -------------------------------------------------------------------------- */
#ifndef DBLAYER_H
#define DBLAYER_H
#include <sqlite3.h>
#include "actions.h"
#include "queries.h"
enum SqlErrors {
SQL_NO_ERR = 0,
SQL_ERR_NO_DB_FILE,
SQL_ERR_NO_TABLES,
SQL_ERR_SQLITE,
SQL_CONFIG_PATH_EXISTS,
SQL_ERR_PRIMARY_REDEFINITION
};
typedef enum SqlErrors SqlError;
typedef struct DBstruct DB;
struct DBstruct {
sqlite3 *ptr;
SqlError error;
};
/* Open the db file. On fail return null pointer to db->ptr
* and the corresponding SQL error (NO_DB_FILE | NO_TABLES)*/
int open_DB(DB *db, const UserOpt *opt);
void close_DB(DB *db);
int db_exists(const UserOpt *opt);
/**********************************/
int program_exists(DB *db, const char *pName);
int get_program_paths(DB *db, cklist *ckl, const char* pName, int bName, int attr, const char *home);
int get_config_number(DB *db, char *pName);
int get_program_relations(DB *db, int pid);
/* Returns the path of the found config via *ret */
int program_has_primary_config(DB *db, const int pid, char *ret, int *sec);
/* Returns -2 or error, -1 if program doesn't exist
* else the program ID */
int get_config_id(DB *db, const char* path);
/* Returns -2 or error, -1 if program doesn't exist
* else the config ID */
int get_program_id(DB *db, const char* name);
int get_pid_from_cid(DB *db, int cid);
void print_suggested_configs(DB *db, const char *pName);
/* list.c */
int list_get_paths(DB *db, cklist *ckl, int bName, int attr, const char *home);
int list_get_programs(DB *db, cklist *ckl);
#endif /* DBLAYER_H */
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