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/*
* Copyright (c) 2007, Cameron Rich
*
* 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.
* * Neither the name of the axTLS project nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* 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.
*/
/**
* @file os_port.h
*
* Some stuff to minimise the differences between windows and linux/unix
*/
#ifndef HEADER_OS_PORT_H
#define HEADER_OS_PORT_H
#ifdef __cplusplus
extern "C" {
#endif
#include <stdio.h>
#if defined(NEVER) && defined(WIN32)
#define STDCALL __stdcall
#define EXP_FUNC __declspec(dllexport)
#else
#define STDCALL
#define EXP_FUNC
#endif
#if defined(_WIN32_WCE)
#undef WIN32
#define WIN32
#endif
#ifdef WIN32
/* Windows CE stuff */
#if defined(_WIN32_WCE)
#include <basetsd.h>
#define abort() exit(1)
#else
#include <io.h>
#include <process.h>
#include <sys/timeb.h>
#include <fcntl.h>
#endif /* _WIN32_WCE */
#include <winsock.h>
#include <direct.h>
#undef getpid
#undef open
#undef close
#undef sleep
#undef gettimeofday
#undef dup2
#undef unlink
#define SOCKET_READ(A,B,C) recv(A,B,C,0)
#define SOCKET_WRITE(A,B,C) send(A,B,C,0)
#define SOCKET_CLOSE(A) closesocket(A)
#define srandom(A) srand(A)
#define random() rand()
#define getpid() _getpid()
#define snprintf _snprintf
#define open(A,B) _open(A,B)
#define dup2(A,B) _dup2(A,B)
#define unlink(A) _unlink(A)
#define close(A) _close(A)
#define read(A,B,C) _read(A,B,C)
#define write(A,B,C) _write(A,B,C)
#define sleep(A) Sleep(A*1000)
#define usleep(A) Sleep(A/1000)
#define strdup(A) _strdup(A)
#define chroot(A) _chdir(A)
#define chdir(A) _chdir(A)
//#define alloca(A) _alloca(A)
#ifndef lseek
#define lseek(A,B,C) _lseek(A,B,C)
#endif
/* This fix gets around a problem where a win32 application on a cygwin xterm
doesn't display regular output (until a certain buffer limit) - but it works
fine under a normal DOS window. This is a hack to get around the issue -
see http://www.khngai.com/emacs/tty.php */
#define TTY_FLUSH() if (!_isatty(_fileno(stdout))) fflush(stdout);
/*
* automatically build some library dependencies.
*/
#pragma comment(lib, "WS2_32.lib")
#pragma comment(lib, "AdvAPI32.lib")
typedef int socklen_t;
EXP_FUNC void STDCALL gettimeofday(struct timeval* t,void* timezone);
EXP_FUNC int STDCALL getdomainname(char *buf, int buf_size);
#ifndef __GNUC__
EXP_FUNC int STDCALL strcasecmp(const char *s1, const char *s2);
#endif
#else /* Not Win32 */
#include <unistd.h>
#include <pwd.h>
#include <netdb.h>
#include <dirent.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/socket.h>
#include <sys/wait.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#define SOCKET_READ(A,B,C) read(A,B,C)
#define SOCKET_WRITE(A,B,C) write(A,B,C)
#define SOCKET_CLOSE(A) if (A >= 0) close(A)
#define TTY_FLUSH()
#endif /* Not Win32 */
#include "os_int.h"
/* some functions to mutate the way these work */
#define malloc(A) ax_malloc(A)
#ifndef realloc
#define realloc(A,B) ax_realloc(A,B)
#endif
#define calloc(A,B) ax_calloc(A,B)
EXP_FUNC void * STDCALL ax_malloc(size_t s);
EXP_FUNC void * STDCALL ax_realloc(void *y, size_t s);
EXP_FUNC void * STDCALL ax_calloc(size_t n, size_t s);
EXP_FUNC int STDCALL ax_open(const char *pathname, int flags);
#ifdef CONFIG_PLATFORM_LINUX
void exit_now(const char *format, ...) __attribute((noreturn));
#else
void exit_now(const char *format, ...);
#endif
/* Mutexing definitions */
#if defined(CONFIG_SSL_CTX_MUTEXING)
#if defined(WIN32)
#define SSL_CTX_MUTEX_TYPE HANDLE
#define SSL_CTX_MUTEX_INIT(A) A=CreateMutex(0, FALSE, 0)
#define SSL_CTX_MUTEX_DESTROY(A) CloseHandle(A)
#define SSL_CTX_LOCK(A) WaitForSingleObject(A, INFINITE)
#define SSL_CTX_UNLOCK(A) ReleaseMutex(A)
#else
#include <pthread.h>
#define SSL_CTX_MUTEX_TYPE pthread_mutex_t
#define SSL_CTX_MUTEX_INIT(A) pthread_mutex_init(&A, NULL)
#define SSL_CTX_MUTEX_DESTROY(A) pthread_mutex_destroy(&A)
#define SSL_CTX_LOCK(A) pthread_mutex_lock(&A)
#define SSL_CTX_UNLOCK(A) pthread_mutex_unlock(&A)
#endif
#else /* no mutexing */
#define SSL_CTX_MUTEX_INIT(A)
#define SSL_CTX_MUTEX_DESTROY(A)
#define SSL_CTX_LOCK(A)
#define SSL_CTX_UNLOCK(A)
#endif
#ifdef __cplusplus
}
#endif
#endif
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