libwebsockets/lib/misc/romfs.h
Andy Green c83afc66e6 refactor: subdirs for source in lib
Split out some optional code into own sources to
shrink down libwebsockets.c and server.c a bit
2017-10-16 17:28:37 +08:00

64 lines
2.1 KiB
C

/*
* Copyright (C) 2017 National Institute of Advanced Industrial Science
* and Technology (AIST)
*
* 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 AIST 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 HOLDER 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.
*/
typedef uint32_t u32_be_t;
struct romfs_superblock {
u32_be_t magic1;
u32_be_t magic2;
u32_be_t size;
u32_be_t checksum;
};
struct romfs_i {
u32_be_t next;
u32_be_t dir_start;
u32_be_t size;
u32_be_t checksum;
};
enum {
RFST_HARDLINK = 0,
RFST_DIR = 1,
RFST_SYMLINK = 3,
};
typedef const struct romfs_i *romfs_inode_t;
typedef const struct romfs_superblock *romfs_t;
const void *
romfs_get_info(romfs_t romfs, const char *path, size_t *len, size_t *csum);
size_t
romfs_mount_check(romfs_t romfs);