+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdint.h>
-#include <string.h>
-#include <unistd.h> /* for unlink() */
-#include <libgen.h>
-#include <getopt.h> /* for getopt() */
-#include <stdarg.h>
-#include <errno.h>
-#include <sys/stat.h>
-
-#include "sha1.h"
-
-#if (__BYTE_ORDER == __BIG_ENDIAN)
-# define HOST_TO_BE32(x) (x)
-# define BE32_TO_HOST(x) (x)
-#else
-# define HOST_TO_BE32(x) bswap_32(x)
-# define BE32_TO_HOST(x) bswap_32(x)
-#endif
-
-
-struct planex_hdr {
- uint8_t sha1sum[20];
- char version[8];
- uint8_t unk1[2];
- uint32_t datalen;
-} __attribute__ ((packed));
-
-struct board_info {
- char *id;
- uint32_t seed;
- uint8_t unk[2];
- uint32_t datalen;
-};
-
-/*
- * Globals
- */
-static char *ifname;
-static char *progname;
-static char *ofname;
-static char *version = "1.00.00";
-
-static char *board_id;
-static struct board_info *board;
-
-static struct board_info boards[] = {
- {
- .id = "MZK-W04NU",
- .seed = 2,
- .unk = {0x04, 0x08},
- .datalen = 0x770000,
- }, {
- .id = "MZK-W300NH",
- .seed = 4,
- .unk = {0x00, 0x00},
- .datalen = 0x770000,
- }, {
- /* terminating entry */
- }
-};
-
-/*
- * Message macros
- */
-#define ERR(fmt, ...) do { \
- fflush(0); \
- fprintf(stderr, "[%s] *** error: " fmt "\n", \
- progname, ## __VA_ARGS__ ); \
-} while (0)
-
-#define ERRS(fmt, ...) do { \
- int save = errno; \
- fflush(0); \
- fprintf(stderr, "[%s] *** error: " fmt ": %s\n", \
- progname, ## __VA_ARGS__, strerror(save)); \
-} while (0)
-
-static struct board_info *find_board(char *id)
-{
- struct board_info *ret;
- struct board_info *board;
-
- ret = NULL;
- for (board = boards; board->id != NULL; board++){
- if (strcasecmp(id, board->id) == 0) {
- ret = board;
- break;
- }
- };
-
- return ret;
-}
-
-void usage(int status)
-{
- FILE *stream = (status != EXIT_SUCCESS) ? stderr : stdout;
-
- fprintf(stream, "Usage: %s [OPTIONS...]\n", progname);
- fprintf(stream,
-"\n"
-"Options:\n"
-" -B <board> create image for the board specified with <board>\n"
-" -i <file> read input from the file <file>\n"
-" -o <file> write output to the file <file>\n"
-" -v <version> set image version to <version>\n"
-" -h show this screen\n"
- );
-
- exit(status);
-}
-
-int main(int argc, char *argv[])
-{
- int res = EXIT_FAILURE;
- int buflen;
- int err;
- struct stat st;
- char *buf;
- struct planex_hdr *hdr;
- sha1_context ctx;
- uint32_t seed;
-
- FILE *outfile, *infile;
-
- progname = basename(argv[0]);
-
- while ( 1 ) {
- int c;
-
- c = getopt(argc, argv, "B:i:o:v:h");
- if (c == -1)
- break;
-
- switch (c) {
- case 'B':
- board_id = optarg;
- break;
- case 'i':
- ifname = optarg;
- break;
- case 'o':
- ofname = optarg;
- break;
- case 'v':
- version = optarg;
- break;
- case 'h':
- usage(EXIT_SUCCESS);
- break;
- default:
- usage(EXIT_FAILURE);
- break;
- }
- }
-
- if (board_id == NULL) {
- ERR("no board specified");
- goto err;
- }
-
- board = find_board(board_id);
- if (board == NULL) {
- ERR("unknown board '%s'", board_id);
- goto err;
- };
-
- if (ifname == NULL) {
- ERR("no input file specified");
- goto err;
- }
-
- if (ofname == NULL) {
- ERR("no output file specified");
- goto err;
- }
-
- err = stat(ifname, &st);
- if (err){
- ERRS("stat failed on %s", ifname);
- goto err;
- }
-
- if (st.st_size > board->datalen) {
- ERR("file '%s' is too big - max size: 0x%08X (exceeds %lu bytes)\n",
- ifname, board->datalen, st.st_size - board->datalen);
- goto err;
- }
-
- buflen = board->datalen + 0x10000;
- buf = malloc(buflen);
- if (!buf) {
- ERR("no memory for buffer\n");
- goto err;
- }
-
- memset(buf, 0xff, buflen);
- hdr = (struct planex_hdr *)buf;
-
- hdr->datalen = HOST_TO_BE32(board->datalen);
- hdr->unk1[0] = board->unk[0];
- hdr->unk1[1] = board->unk[1];
-
- snprintf(hdr->version, sizeof(hdr->version), "%s", version);
-
- infile = fopen(ifname, "r");
- if (infile == NULL) {
- ERRS("could not open \"%s\" for reading", ifname);
- goto err_free;
- }
-
- errno = 0;
- fread(buf + sizeof(*hdr), st.st_size, 1, infile);
- if (errno != 0) {
- ERRS("unable to read from file %s", ifname);
- goto err_close_in;
- }
-
- seed = HOST_TO_BE32(board->seed);
- sha1_starts(&ctx);
- sha1_update(&ctx, (uchar *) &seed, sizeof(seed));
- sha1_update(&ctx, buf + sizeof(*hdr), board->datalen);
- sha1_finish(&ctx, hdr->sha1sum);
-
- outfile = fopen(ofname, "w");
- if (outfile == NULL) {
- ERRS("could not open \"%s\" for writing", ofname);
- goto err_close_in;
- }
-
- errno = 0;
- fwrite(buf, buflen, 1, outfile);
- if (errno) {
- ERRS("unable to write to file %s", ofname);
- goto err_close_out;
- }
-
- res = EXIT_SUCCESS;
-
- fflush(outfile);
-
- err_close_out:
- fclose(outfile);
- if (res != EXIT_SUCCESS) {
- unlink(ofname);
- }
-
- err_close_in:
- fclose(infile);
-
- err_free:
- free(buf);
-
- err:
- return res;
-}
-
projects / openwrt / staging / mkresin.git / blobdiff