1/* 2 * Copyright (c) 2011-2012,2014 Apple Inc. All Rights Reserved. 3 * 4 * @APPLE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. Please obtain a copy of the License at 10 * http://www.opensource.apple.com/apsl/ and read it before using this 11 * file. 12 * 13 * The Original Code and all software distributed under the License are 14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 18 * Please see the License for the specific language governing rights and 19 * limitations under the License. 20 * 21 * @APPLE_LICENSE_HEADER_END@ 22 */ 23 24 25/* 26 * sqlutils.h - some wrapper for sql3lite 27 */ 28#ifndef _SECURITY_UTILITIES_SQLUTILS_H_ 29#define _SECURITY_UTILITIES_SQLUTILS_H_ 30 31#include <sqlite3.h> 32 33/* Those are just wrapper around the sqlite3 functions, but they have size_t for some len parameters, 34 and checks for overflow before casting to int */ 35static inline int sqlite3_bind_blob_wrapper(sqlite3_stmt* pStmt, int i, const void* zData, size_t n, void(*xDel)(void*)) 36{ 37 if(n>INT_MAX) return SQLITE_TOOBIG; 38 return sqlite3_bind_blob(pStmt, i, zData, (int)n, xDel); 39} 40 41static inline int sqlite3_bind_text_wrapper(sqlite3_stmt* pStmt, int i, const void* zData, size_t n, void(*xDel)(void*)) 42{ 43 if(n>INT_MAX) return SQLITE_TOOBIG; 44 return sqlite3_bind_text(pStmt, i, zData, (int)n, xDel); 45} 46 47static inline int sqlite3_prepare_wrapper(sqlite3 *db, const char *zSql, size_t nByte, sqlite3_stmt **ppStmt, const char **pzTail) 48{ 49 if(nByte>INT_MAX) return SQLITE_TOOBIG; 50 return sqlite3_prepare(db, zSql, (int)nByte, ppStmt, pzTail); 51} 52 53#endif 54