kernelc.hpp

来自「MySQL源码文件5.X系列, 可自已编译到服务器」· HPP 代码 · 共 47 行

/*
   Copyright (C) 2000-2007 MySQL AB

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; see the file COPYING. If not, write to the
   Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
   MA  02110-1301  USA.
*/

/* kernelc.hpp provides support for C std lib when compiled in kernel mode
*/

#ifndef TAOCRYPT_KERNELC_HPP
#define TAOCRYPT_KERNELC_HPP

#include <linux/types.h>   // get right size_t

// system functions that c++ doesn't like headers for 

extern "C" void* memcpy(void*, const void*, size_t);
extern "C" void* memset(void*, int, size_t);
extern "C" void  printk(char *fmt, ...);

#define KERN_ERR "<3>"   /* error conditions */

#if defined(NDEBUG)
    #define assert(p)  	((void)0)
#else
    #define assert(expr)   \
    if (!(expr))         { \
         printk(KERN_ERR "Assertion failed! %s,%s,%s,line=%d\n", \
         #expr,__FILE__,__FUNCTION__,__LINE__); }
#endif



#endif // TAOCRYPT_KERNELC_HPP