diff options
Diffstat (limited to 'tools/firmware-utils/src/mkheader_gemtek.c')
| -rw-r--r-- | tools/firmware-utils/src/mkheader_gemtek.c | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/tools/firmware-utils/src/mkheader_gemtek.c b/tools/firmware-utils/src/mkheader_gemtek.c deleted file mode 100644 index ab72a644ef..0000000000 --- a/tools/firmware-utils/src/mkheader_gemtek.c +++ /dev/null @@ -1,198 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * Copyright (C) 2014 Claudio Leite <leitec@staticky.com> - */ - -/* - * Builds a proper flash image for routers using some Gemtek - * OEM boards. These include the Airlink101 AR725W, the - * Asante SmartHub 600 (AWRT-600N), and Linksys WRT100/110. - * - * The resulting image is compatible with the factory firmware - * web upgrade and TFTP interface. - * - * To build: - * gcc -O2 -o mkheader_gemtek mkheader_gemtek.c -lz - * - * Claudio Leite <leitec@staticky.com> - */ - -#include <stdio.h> -#include <stdlib.h> -#include <stdint.h> -#include <string.h> - -#include <zlib.h> /* for crc32() */ - -/* - * The header is in little-endian format. In case - * we are on a BE host, we need to swap binary - * values. - */ -#ifdef __APPLE__ -# include <libkern/OSByteOrder.h> -# define le32 OSSwapHostToLittleInt32 -#else -# if defined(__linux__) -# include <endian.h> -# if __BYTE_ORDER == __BIG_ENDIAN -# define CPU_BIG_ENDIAN -# endif -# else -# include <sys/endian.h> /* BSD's should have this */ -# if _BYTE_ORDER == _BIG_ENDIAN -# define CPU_BIG_ENDIAN -# endif -# endif -# ifdef CPU_BIG_ENDIAN -# define le32(x) (((x & 0xff000000) >> 24) | \ - ((x & 0x00ff0000) >> 8) | \ - ((x & 0x0000ff00) << 8) | \ - ((x & 0x000000ff) << 24)) -# else -# define le32(x) (x) -# endif -#endif - -struct gemtek_header { - uint8_t magic[4]; - uint8_t version[4]; - uint32_t product_id; - uint32_t imagesz; - uint32_t checksum; - uint32_t fast_checksum; - uint8_t build[4]; - uint8_t lang[4]; -}; - -#define HDRLEN sizeof(struct gemtek_header) - -struct machines { - char *desc; - char *id; - uint32_t maxsize; - struct gemtek_header header; -}; - -struct machines mach_def[] = { - {"Airlink101 AR725W", "ar725w", 0x340000, - {"GMTK", "1003", le32(0x03000001), 0, 0, - 0, "01\0\0", "EN\0\0"}}, - {"Asante AWRT-600N", "awrt600n", 0x340000, - {"A600", "1005", le32(0x03000001), 0, 0, - 0, "01\0\0", "EN\0\0"}}, - {"Linksys WRT100", "wrt100", 0x320000, - {"GMTK", "1007", le32(0x03040001), 0, 0, - 0, "2\0\0\0", "EN\0\0"}}, - {"Linksys WRT110", "wrt110", 0x320000, - {"GMTK", "1007", le32(0x03040001), 0, 0, - 0, "2\0\0\0", "EN\0\0"}}, - {0} -}; - -int -main(int argc, char *argv[]) -{ - unsigned long res, flen; - struct gemtek_header my_hdr; - FILE *f, *f_out; - int image_type = -1, index; - uint8_t *buf; - uint32_t crc; - - if (argc < 3) { - fprintf(stderr, "mkheader_gemtek <uImage> <webflash image> [machine ID]\n"); - fprintf(stderr, " where [machine ID] is one of:\n"); - for (index = 0; mach_def[index].desc != 0; index++) { - fprintf(stderr, " %-10s %s", mach_def[index].id, mach_def[index].desc); - if (index == 0) - fprintf(stderr, " (default)\n"); - else - fprintf(stderr, "\n"); - } - - exit(-1); - } - - if (argc == 4) { - for(index = 0; mach_def[index].id != 0; index++) { - if(strcmp(mach_def[index].id, argv[3]) == 0) { - image_type = index; - break; - } - } - - if(image_type == -1) { - fprintf(stderr, "\nERROR: invalid machine type\n"); - exit(-1); - } - } else - image_type = 0; - - printf("Opening %s...\n", argv[1]); - - f = fopen(argv[1], "r"); - if(!f) { - fprintf(stderr, "\nERROR: couldn't open input image\n"); - exit(-1); - } - - fseek(f, 0, SEEK_END); - flen = (unsigned long) ftell(f); - - printf(" %lu (0x%lX) bytes long\n", flen, flen); - - if (flen > mach_def[image_type].maxsize) { - fprintf(stderr, "\nERROR: image exceeds maximum compatible size\n"); - goto f_error; - } - - buf = malloc(flen + HDRLEN); - if (!buf) { - fprintf(stderr, "\nERROR: couldn't allocate buffer\n"); - goto f_error; - } - rewind(f); - res = fread(buf + HDRLEN, 1, flen, f); - if (res != flen) { - perror("Couldn't read entire file: fread()"); - goto f_error; - } - fclose(f); - - printf("\nCreating %s...\n", argv[2]); - - memcpy(&my_hdr, &mach_def[image_type].header, HDRLEN); - - printf(" Using %s magic\n", mach_def[image_type].desc); - - my_hdr.imagesz = le32(flen + HDRLEN); - memcpy(my_hdr.lang, "EN", 2); - - memcpy(buf, &my_hdr, HDRLEN); - - crc = crc32(0, buf, flen + HDRLEN); - printf(" CRC32: %08X\n", crc); - - my_hdr.checksum = le32(crc); - memcpy(buf, &my_hdr, HDRLEN); - - printf(" Writing...\n"); - - f_out = fopen(argv[2], "w"); - if(!f_out) { - fprintf(stderr, "\nERROR: couldn't open output image\n"); - exit(-1); - } - - fwrite(buf, 1, flen + HDRLEN, f_out); - - fclose(f_out); - - free(buf); - return 0; - -f_error: - fclose(f); - exit(-1); -} |