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/*
* Copyright (C) 2010-2012 Free Software Foundation, Inc.
*
* Author: Nikos Mavrogiannopoulos
*
* This file is part of GnuTLS.
*
* The GnuTLS 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.
*
* This library 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, see <http://www.gnu.org/licenses/>
*
*/
#ifndef SYSTEM_H
#define SYSTEM_H
#include <gnutls_int.h>
#include <time.h>
#include <sys/time.h>
#ifndef _WIN32
# include <sys/uio.h> /* for writev */
#else
# include <windows.h> /* for Sleep */
#endif
int system_errno (gnutls_transport_ptr_t);
int system_recv_timeout(gnutls_transport_ptr_t ptr, unsigned int ms);
#ifdef _WIN32
ssize_t system_write (gnutls_transport_ptr_t ptr, const void *data,
size_t data_size);
#else
#define HAVE_WRITEV
ssize_t system_writev (gnutls_transport_ptr_t ptr, const giovec_t * iovec,
int iovec_cnt);
#endif
ssize_t system_read (gnutls_transport_ptr_t ptr, void *data, size_t data_size);
#ifdef _WIN32
#define HAVE_WIN32_LOCKS
#else
#ifdef HAVE_LIBPTHREAD
#define HAVE_PTHREAD_LOCKS
#else
#define HAVE_NO_LOCKS
#endif
#endif
extern gnutls_time_func gnutls_time;
static inline void millisleep(unsigned int ms)
{
#ifdef _WIN32
Sleep(ms);
#else
struct timespec ts;
ts.tv_sec = 0;
ts.tv_nsec = ms*1000*1000;
nanosleep(&ts, NULL);
#endif
}
/* emulate gnulib's gettime using gettimeofday to avoid linking to
* librt */
inline static void
gettime (struct timespec *t)
{
#if defined(HAVE_CLOCK_GETTIME) && defined(CLOCK_REALTIME)
clock_gettime (CLOCK_REALTIME, t);
#else
struct timeval tv;
gettimeofday (&tv, NULL);
t->tv_sec = tv.tv_sec;
t->tv_nsec = tv.tv_usec * 1000;
#endif
}
int _gnutls_find_config_path(char* path, size_t max_size);
int _gnutls_ucs2_to_utf8(const void* data, size_t size, gnutls_datum_t *output);
int gnutls_system_global_init (void);
void gnutls_system_global_deinit (void);
#endif /* SYSTEM_H */
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