You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
170 lines
3.0 KiB
170 lines
3.0 KiB
/* ath.c - Thread-safeness library.
|
|
Copyright (C) 2002, 2003, 2004 g10 Code GmbH
|
|
|
|
This file is part of GPGME.
|
|
|
|
GPGME is free software; you can redistribute it and/or modify it
|
|
under the terms of the GNU Lesser General Public License as
|
|
published by the Free Software Foundation; either version 2.1 of
|
|
the License, or (at your option) any later version.
|
|
|
|
GPGME 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
|
02110-1301, USA. */
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include <config.h>
|
|
#endif
|
|
|
|
#include <assert.h>
|
|
#include <unistd.h>
|
|
#ifdef HAVE_SYS_SELECT_H
|
|
# include <sys/select.h>
|
|
#else
|
|
# include <sys/time.h>
|
|
#endif
|
|
#include <sys/types.h>
|
|
#ifndef HAVE_W32_SYSTEM
|
|
#include <sys/wait.h>
|
|
#endif
|
|
|
|
#include "ath.h"
|
|
|
|
|
|
#define MUTEX_UNLOCKED ((ath_mutex_t) 0)
|
|
#define MUTEX_LOCKED ((ath_mutex_t) 1)
|
|
#define MUTEX_DESTROYED ((ath_mutex_t) 2)
|
|
|
|
|
|
int
|
|
ath_mutex_init (ath_mutex_t *lock)
|
|
{
|
|
#ifndef NDEBUG
|
|
*lock = MUTEX_UNLOCKED;
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
ath_mutex_destroy (ath_mutex_t *lock)
|
|
{
|
|
#ifndef NDEBUG
|
|
assert (*lock == MUTEX_UNLOCKED);
|
|
|
|
*lock = MUTEX_DESTROYED;
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
ath_mutex_lock (ath_mutex_t *lock)
|
|
{
|
|
#ifndef NDEBUG
|
|
assert (*lock == MUTEX_UNLOCKED);
|
|
|
|
*lock = MUTEX_LOCKED;
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
ath_mutex_unlock (ath_mutex_t *lock)
|
|
{
|
|
#ifndef NDEBUG
|
|
assert (*lock == MUTEX_LOCKED);
|
|
|
|
*lock = MUTEX_UNLOCKED;
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
|
|
ssize_t
|
|
ath_read (int fd, void *buf, size_t nbytes)
|
|
{
|
|
return read (fd, buf, nbytes);
|
|
}
|
|
|
|
|
|
ssize_t
|
|
ath_write (int fd, const void *buf, size_t nbytes)
|
|
{
|
|
return write (fd, buf, nbytes);
|
|
}
|
|
|
|
|
|
ssize_t
|
|
ath_select (int nfd, fd_set *rset, fd_set *wset, fd_set *eset,
|
|
struct timeval *timeout)
|
|
{
|
|
#ifdef HAVE_W32_SYSTEM
|
|
return -1; /* Not supported. */
|
|
#else
|
|
return select (nfd, rset, wset, eset, timeout);
|
|
#endif
|
|
}
|
|
|
|
|
|
ssize_t
|
|
ath_waitpid (pid_t pid, int *status, int options)
|
|
{
|
|
#ifdef HAVE_W32_SYSTEM
|
|
return -1; /* Not supported. */
|
|
#else
|
|
return waitpid (pid, status, options);
|
|
#endif
|
|
}
|
|
|
|
|
|
int
|
|
ath_accept (int s, struct sockaddr *addr, socklen_t *length_ptr)
|
|
{
|
|
#ifdef HAVE_W32_SYSTEM
|
|
return -1; /* Not supported. */
|
|
#else
|
|
return accept (s, addr, length_ptr);
|
|
#endif
|
|
}
|
|
|
|
|
|
int
|
|
ath_connect (int s, const struct sockaddr *addr, socklen_t length)
|
|
{
|
|
#ifdef HAVE_W32_SYSTEM
|
|
return -1; /* Not supported. */
|
|
#else
|
|
return connect (s, addr, length);
|
|
#endif
|
|
}
|
|
|
|
|
|
int
|
|
ath_sendmsg (int s, const struct msghdr *msg, int flags)
|
|
{
|
|
#ifdef HAVE_W32_SYSTEM
|
|
return -1; /* Not supported. */
|
|
#else
|
|
return sendmsg (s, msg, flags);
|
|
#endif
|
|
}
|
|
|
|
|
|
int
|
|
ath_recvmsg (int s, struct msghdr *msg, int flags)
|
|
{
|
|
#ifdef HAVE_W32_SYSTEM
|
|
return -1; /* Not supported. */
|
|
#else
|
|
return recvmsg (s, msg, flags);
|
|
#endif
|
|
}
|