file_io.h

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/* 
 * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com)
 * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org>
 *
 * 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 of the License, 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
 */
#ifndef __PJ_FILE_IO_H__
#define __PJ_FILE_IO_H__
 
#include <pj/types.h>
 
PJ_BEGIN_DECL 
 
enum pj_file_access
{
    PJ_O_RDONLY     = 0x1101,   
    PJ_O_WRONLY     = 0x1102,   
    PJ_O_RDWR       = 0x1103,   
    PJ_O_APPEND     = 0x1108    
};
 
enum pj_file_seek_type
{
    PJ_SEEK_SET     = 0x1201,   
    PJ_SEEK_CUR     = 0x1202,   
    PJ_SEEK_END     = 0x1203    
};
 
PJ_DECL(pj_status_t) pj_file_open(pj_pool_t *pool,
                                  const char *pathname, 
                                  unsigned flags,
                                  pj_oshandle_t *fd);
 
PJ_DECL(pj_status_t) pj_file_close(pj_oshandle_t fd);
 
PJ_DECL(pj_status_t) pj_file_write(pj_oshandle_t fd,
                                   const void *data,
                                   pj_ssize_t *size);
 
PJ_DECL(pj_status_t) pj_file_read(pj_oshandle_t fd,
                                  void *data,
                                  pj_ssize_t *size);
 
PJ_DECL(pj_status_t) pj_file_setpos(pj_oshandle_t fd,
                                    pj_off_t offset,
                                    enum pj_file_seek_type whence);
 
PJ_DECL(pj_status_t) pj_file_getpos(pj_oshandle_t fd,
                                    pj_off_t *pos);
 
PJ_DECL(pj_status_t) pj_file_flush(pj_oshandle_t fd);
 
 
PJ_END_DECL
 
#endif  /* __PJ_FILE_IO_H__ */