source: uKadecot/trunk/uip/apps/webserver/httpd-fs.h

/*
 * Copyright (c) 2001, Swedish Institute of Computer Science.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 * 3. Neither the name of the Institute 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 INSTITUTE 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 INSTITUTE 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.
 *
 * This file is part of the lwIP TCP/IP stack.
 *
 * Author: Adam Dunkels <adam@sics.se>
 *
 * $Id: httpd-fs.h 158 2016-02-20 13:43:32Z coas-nagasima $
 */
#ifndef __HTTPD_FS_H__
#define __HTTPD_FS_H__

#define HTTPD_FS_STATISTICS 0

struct httpd_fs_file {
  int pos;
  int len;
  int drv;
  const char *name;
  int redirect;
  char fs[64 + 512/*sizeof(FATFS)*/];
};

/* file must be allocated by caller and will be filled in
   by the function. */
int httpd_fs_open(int drv, char *name, int len, struct httpd_fs_file *file);
int httpd_fs_read(struct httpd_fs_file *file, void *dst, int len);

#ifdef HTTPD_FS_STATISTICS
#if HTTPD_FS_STATISTICS == 1
uint16_t httpd_fs_count(char *name);
#endif /* HTTPD_FS_STATISTICS */
#endif /* HTTPD_FS_STATISTICS */

void httpd_fs_init(void);

#endif /* __HTTPD_FS_H__ */