#ifndef SYSTEM_H
#define SYSTEM_H

#include <gnutls_int.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);
ssize_t system_read_peek (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

int _gnutls_atfork (void (*prepare) (void), void (*parent) (void),
                    void (*child) (void));

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
}

#endif /* SYSTEM_H */