87 lines
2.0 KiB
C
87 lines
2.0 KiB
C
/*
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* BreakHack - A dungeone crawler RPG
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* Copyright (C) 2018 Linus Probert <linus.probert@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <string.h>
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#include "db.h"
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#include "sqlite3.h"
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#include "util.h"
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bool
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db_open(const char *file, sqlite3 **db)
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{
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debug("Opening DB: %s", file);
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int result = sqlite3_open(file, db);
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if (result) {
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error("Failed to open db: %s", sqlite3_errmsg(*db));
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}
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return result == 0;
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}
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sqlite3_stmt *
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db_prepare(sqlite3 *db, const char *query)
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{
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const char *pzTest;
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sqlite3_stmt *stmt;
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int result;
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result = sqlite3_prepare_v2(db,
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query,
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(int) strlen(query),
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&stmt,
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&pzTest);
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if (result != SQLITE_OK)
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fatal("Failed to prepare statement: %s", query);
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return stmt;
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}
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void
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db_execute(sqlite3 *db, DbQuery *query)
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{
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if (!db_execute_stmnt(query->stmt, db, query->cb, query->cb_arg)) {
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db_close(&db);
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fatal("Exiting");
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}
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}
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bool
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db_execute_stmnt(const char *stmnt,
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sqlite3 *db,
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int(*cb)(void*, int, char**, char**),
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void *cb_arg)
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{
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debug("Executing sql: %s", stmnt);
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char *errorMsg = NULL;
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if (sqlite3_exec(db, stmnt, cb, cb_arg, &errorMsg)) {
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error("Failed to execute statement: %s", stmnt);
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error("Sqlite3: %s", errorMsg);
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sqlite3_free(errorMsg);
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return false;
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}
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return true;
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}
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void db_close(sqlite3 **db)
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{
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debug("Closing db: %s", sqlite3_db_filename(*db, NULL));
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sqlite3_close(*db);
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*db = NULL;
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}
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