Changeset View
Changeset View
Standalone View
Standalone View
include/secure/_socket.h
- This file was added.
/* | |||||
* Copyright (C) 2008 The Android Open Source Project | |||||
* All rights reserved. | |||||
* | |||||
* Redistribution and use in source and binary forms, with or without | |||||
* modification, are permitted provided that the following conditions | |||||
* are met: | |||||
* * Redistributions of source code must retain the above copyright | |||||
* notice, this list of conditions and the following disclaimer. | |||||
* * Redistributions in binary form must reproduce the above copyright | |||||
* notice, this list of conditions and the following disclaimer in | |||||
* the documentation and/or other materials provided with the | |||||
* distribution. | |||||
* | |||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS | |||||
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE | |||||
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, | |||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, | |||||
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS | |||||
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED | |||||
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, | |||||
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT | |||||
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |||||
* SUCH DAMAGE. | |||||
* | |||||
* bionic rev: a8993c994e45ec2dc00dcef15910560e22d67be9 | |||||
* | |||||
* $FreeBSD$ | |||||
*/ | |||||
#ifndef _SYS_SOCKET_H_ | |||||
#error "You should not use <secure/_socket.h> directly; include <sys/socket.h> instead." | |||||
#endif | |||||
#ifndef _SECURE_SOCKET_H_ | |||||
#define _SECURE_SOCKET_H_ | |||||
#include <sys/_null.h> | |||||
#include <secure/security.h> | |||||
__BEGIN_DECLS | |||||
extern ssize_t __recvfrom_chk(int, void *, size_t, size_t, int, struct sockaddr * __restrict, socklen_t * __restrict); | |||||
extern ssize_t __recvfrom_real(int, void *, size_t, int, const struct sockaddr *, socklen_t *) __RENAME(recvfrom); | |||||
__errordecl(__recvfrom_error, "recvfrom called with size bigger than buffer"); | |||||
#ifdef __BSD_FORTIFY | |||||
__FORTIFY_INLINE ssize_t | |||||
recvfrom(int _s, void *_buf, size_t _len, int _flags, struct sockaddr * __restrict _from, socklen_t * __restrict _fromlen) | |||||
{ | |||||
size_t _bos = __bos0(_buf); | |||||
#ifndef __clang__ | |||||
if (_bos == __FORTIFY_UNKNOWN_SIZE) | |||||
return (__recvfrom_real(_s, _buf, _len, _flags, _from, _fromlen)); | |||||
if (__builtin_constant_p(_len) && (_len <= _bos)) | |||||
return (__recvfrom_real(_s, _buf, _len, _flags, _from, _fromlen)); | |||||
if (__builtin_constant_p(_len) && (_len > _bos)) | |||||
__recvfrom_error(); | |||||
#endif | |||||
return (__recvfrom_chk(_s, _buf, _len, _bos, _flags, _from, _fromlen)); | |||||
} | |||||
__FORTIFY_INLINE ssize_t | |||||
recv(int _s, void *_buf, size_t _len, int _flags) | |||||
{ | |||||
return recvfrom(_s, _buf, _len, _flags, NULL, 0); | |||||
} | |||||
#endif /* !__BSD_FORTIFY */ | |||||
__END_DECLS | |||||
#endif /* !_SECURE_SOCKET_H */ |