platform.h

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/*
 * $Id: platform.h,v 1.24 2004/05/02 08:22:52 hipnod Exp $
 *
 * Copyright (C) 2001-2003 giFT project (gift.sourceforge.net)
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2, or (at your option) any
 * later version.
 *
 * This program 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
 * General Public License for more details.
 */

#ifndef __PLATFORM_H
#define __PLATFORM_H

/*****************************************************************************/

/*****************************************************************************/

#include <sys/stat.h> /* stat macros */

#ifdef WIN32
# ifndef FD_SETSIZE
#  define FD_SETSIZE 1024
# endif
# include <winsock2.h>  /* include *before* windows */
# include <windows.h>
#endif /* !WIN32 */

/*****************************************************************************/
/* definitions for platform_child_proc */

struct _sproc_data;

#define PARENT_FUNC(func) int func (SubprocessData *subproc, void *udata)
typedef int (*ParentFunc) (struct _sproc_data *sdata, void *udata);

#define CHILD_FUNC(func) int func (SubprocessData *subproc, void *udata)
typedef int (*ChildFunc) (struct _sproc_data *sdata, void *udata);

#ifndef WIN32
# define SUBPROCESS(func) int func (void *param)
#else /* WIN32 */
# define SUBPROCESS(func) DWORD WINAPI func (LPVOID param)
#endif /* !WIN32 */

typedef struct _sproc_data
{
        int         fd;
        ChildFunc   cfunc;
        ParentFunc  pfunc;
        char       *data;
        size_t      len;
        size_t      data_len;
        void       *udata;
        pid_t       pid;
} SubprocessData;

/*****************************************************************************/

#ifndef __GNUC__
# define __PRETTY_FUNCTION__ ""
#endif

#ifndef S_ISDIR
# define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
#endif

#ifndef S_ISFIFO
# define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
#endif

#ifndef S_ISCHR
# define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
#endif

#ifndef S_ISBLK
# define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
#endif

#ifndef S_ISREG
# define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
#endif

/*****************************************************************************/

EXTERN_C_BEGIN

/*****************************************************************************/

LIBGIFT_EXPORT
  char *platform_data_dir (void);

LIBGIFT_EXPORT
  char *platform_plugin_dir (void);

LIBGIFT_EXPORT
  char *platform_home_dir (void);

LIBGIFT_EXPORT
  char *platform_local_dir (void);

LIBGIFT_EXPORT
  BOOL platform_init (const char *home_dir, const char *local_dir,
                      const char *data_dir, const char *plugin_dir);

LIBGIFT_EXPORT
  void platform_cleanup (void);

LIBGIFT_EXPORT
  int platform_gettimeofday (struct timeval *tv, void *unused);

LIBGIFT_EXPORT
  int platform_child (ChildFunc cfunc, ParentFunc pfunc, void *udata);

LIBGIFT_EXPORT
  int platform_child_sendmsg (SubprocessData *sdata, char *msg, size_t len);

LIBGIFT_EXPORT
  int platform_child_recvmsg (SubprocessData *sdata);

LIBGIFT_EXPORT
  char *platform_version (void);

LIBGIFT_EXPORT
  unsigned long platform_errno (void);

LIBGIFT_EXPORT
  char *platform_error (void);

LIBGIFT_EXPORT
  unsigned long platform_net_errno (void);

LIBGIFT_EXPORT
  char *platform_net_error (void);

/*****************************************************************************/

EXTERN_C_END

/*****************************************************************************/

#endif /* __PLATFORM_H */

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