Openwrt/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/trxhdr.h
2009-04-17 14:09:46 +00:00

33 lines
1.1 KiB
C

/*
* TRX image file header format.
*
* Copyright 2007, Broadcom Corporation
* All Rights Reserved.
*
* THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
* KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
* SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
*
*/
#include <typedefs.h>
#define TRX_MAGIC 0x30524448 /* "HDR0" */
#define TRX_VERSION 1 /* Version 1 */
#define TRX_MAX_LEN 0x7A0000 /* Max length */
#define TRX_NO_HEADER 1 /* Do not write TRX header */
#define TRX_GZ_FILES 0x2 /* Contains up to TRX_MAX_OFFSET individual gzip files */
#define TRX_MAX_OFFSET 3 /* Max number of individual files */
struct trx_header {
uint32 magic; /* "HDR0" */
uint32 len; /* Length of file including header */
uint32 crc32; /* 32-bit CRC from flag_version to end of file */
uint32 flag_version; /* 0:15 flags, 16:31 version */
uint32 offsets[TRX_MAX_OFFSET]; /* Offsets of partitions from start of header */
};
/* Compatibility */
typedef struct trx_header TRXHDR, *PTRXHDR;