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/*
* Copyright (C) 2010-2016 Free Software Foundation, Inc.
* Copyright (C) 2016 Red Hat, 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>
#ifdef _WIN32
# if defined(__MINGW32__) && !defined(__MINGW64__) && __MINGW32_MAJOR_VERSION <= 3 && __MINGW32_MINOR_VERSION <= 20
# define NEED_CERT_ENUM_CRLS
typedef PCCRL_CONTEXT WINAPI(*CertEnumCRLsInStoreFunc) (HCERTSTORE
hCertStore,
PCCRL_CONTEXT
pPrevCrlContext);
extern CertEnumCRLsInStoreFunc pCertEnumCRLsInStore;
# else
# define pCertEnumCRLsInStore CertEnumCRLsInStore
# endif
#include <windows.h> /* for Sleep */
#else
#include <sys/uio.h> /* for writev */
#endif
#ifdef _POSIX_PATH_MAX
# define GNUTLS_PATH_MAX _POSIX_PATH_MAX
#else
# define GNUTLS_PATH_MAX 256
#endif
int system_errno(gnutls_transport_ptr_t);
#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);
ssize_t system_writev_nosignal(gnutls_transport_ptr_t ptr, const giovec_t * iovec,
int iovec_cnt);
ssize_t system_writev_tfo(gnutls_session_t ptr, const giovec_t * iovec,
int iovec_cnt);
ssize_t system_writev_nosignal_tfo(gnutls_session_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);
#if defined(_WIN32)
# define HAVE_WIN32_LOCKS
#elif defined(HAVE_LIBPTHREAD) || defined(HAVE_PTHREAD_MUTEX_LOCK)
# define HAVE_PTHREAD_LOCKS
#else
# define HAVE_NO_LOCKS
#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, unsigned bigendian);
int _gnutls_utf8_to_ucs2(const void *data, size_t size,
gnutls_datum_t * output);
int gnutls_system_global_init(void);
void gnutls_system_global_deinit(void);
#ifndef _WIN32
# if defined(HAVE_NETINET_IN_H)
# include <netinet/in.h>
# endif
# include <arpa/inet.h>
#else
# undef inet_aton
# define inet_aton _gnutls_inet_aton
int inet_aton(const char *cp, struct in_addr *inp);
#endif
#ifndef HAVE_INET_PTON
# undef inet_pton
# define inet_pton _gnutls_inet_pton
int inet_pton(int af, const char *src, void *dst);
#endif
#ifndef HAVE_INET_NTOP
# undef inet_ntop
# define inet_ntop _gnutls_inet_ntop
const char *inet_ntop(int af, const void *src,
char *dst, unsigned size);
#endif
#endif /* SYSTEM_H */
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