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@ -14,6 +14,7 @@
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#if __BYTE_ORDER == __BIG_ENDIAN
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@ -39,14 +40,6 @@ struct trx_header {
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uint32_t offset[3];
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};
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enum mode {
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MODE_UNKNOWN,
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MODE_CHECK,
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MODE_EXTRACT,
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};
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enum mode mode = MODE_UNKNOWN;
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char *trx_path;
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size_t trx_offset = 0;
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char *partition[TRX_MAX_PARTS] = {};
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@ -137,7 +130,19 @@ uint32_t otrx_crc32(uint8_t *buf, size_t len) {
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* Check
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**************************************************/
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static int otrx_check() {
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static void otrx_check_parse_options(int argc, char **argv) {
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int c;
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while ((c = getopt(argc, argv, "o:")) != -1) {
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switch (c) {
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case 'o':
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trx_offset = atoi(optarg);
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break;
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}
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}
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}
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static int otrx_check(int argc, char **argv) {
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FILE *trx;
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struct trx_header hdr;
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size_t bytes, length;
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@ -145,6 +150,16 @@ static int otrx_check() {
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uint32_t crc32;
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int err = 0;
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if (argc < 3) {
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fprintf(stderr, "No TRX file passed\n");
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err = -EINVAL;
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goto out;
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}
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trx_path = argv[2];
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optind = 3;
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otrx_check_parse_options(argc, argv);
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trx = fopen(trx_path, "r");
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if (!trx) {
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fprintf(stderr, "Couldn't open %s\n", trx_path);
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@ -209,6 +224,27 @@ out:
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* Extract
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**************************************************/
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static void otrx_extract_parse_options(int argc, char **argv) {
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int c;
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while ((c = getopt(argc, argv, "c:e:o:1:2:3:")) != -1) {
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switch (c) {
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case 'o':
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trx_offset = atoi(optarg);
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break;
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case '1':
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partition[0] = optarg;
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break;
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case '2':
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partition[1] = optarg;
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break;
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case '3':
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partition[2] = optarg;
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break;
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}
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}
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}
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static int otrx_extract_copy(FILE *trx, size_t offset, size_t length, char *out_path) {
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FILE *out;
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size_t bytes;
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@ -254,13 +290,23 @@ out:
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return err;
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}
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static int otrx_extract() {
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static int otrx_extract(int argc, char **argv) {
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FILE *trx;
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struct trx_header hdr;
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size_t bytes;
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int i;
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int err = 0;
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if (argc < 3) {
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fprintf(stderr, "No TRX file passed\n");
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err = -EINVAL;
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goto out;
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}
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trx_path = argv[2];
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optind = 3;
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otrx_extract_parse_options(argc, argv);
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trx = fopen(trx_path, "r");
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if (!trx) {
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fprintf(stderr, "Couldn't open %s\n", trx_path);
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@ -310,61 +356,29 @@ out:
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* Start
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**************************************************/
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static void parse_options(int argc, char **argv) {
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int c;
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while ((c = getopt(argc, argv, "c:e:o:1:2:3:")) != -1) {
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switch (c) {
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case 'c':
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mode = MODE_CHECK;
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trx_path = optarg;
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break;
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case 'e':
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mode = MODE_EXTRACT;
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trx_path = optarg;
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break;
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case 'o':
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trx_offset = atoi(optarg);
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break;
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case '1':
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partition[0] = optarg;
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break;
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case '2':
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partition[1] = optarg;
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break;
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case '3':
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partition[2] = optarg;
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break;
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}
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}
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}
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static void usage() {
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printf("Usage:\n");
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printf("\n");
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printf("Checking TRX file:\n");
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printf("\t-c file\t\tcheck if file is a valid TRX\n");
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printf("\t-o offset\toffset of TRX data in file (default: 0)\n");
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printf("\totrx check <file> [options]\tcheck if file is a valid TRX\n");
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printf("\t-o offset\t\t\toffset of TRX data in file (default: 0)\n");
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printf("\n");
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printf("Extracting from TRX file:\n");
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printf("\t-e file\t\tfile with TRX to extract from\n");
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printf("\t-o offset\toffset of TRX data in file (default: 0)\n");
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printf("\t-1 file\t\tfile to extract 1st partition to (optional)\n");
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printf("\t-2 file\t\tfile to extract 2nd partition to (optional)\n");
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printf("\t-3 file\t\tfile to extract 3rd partition to (optional)\n");
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printf("\totrx extract <file> [options]\textract partitions from TRX file\n");
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printf("\t-o offset\t\t\toffset of TRX data in file (default: 0)\n");
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printf("\t-1 file\t\t\t\tfile to extract 1st partition to (optional)\n");
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printf("\t-2 file\t\t\t\tfile to extract 2nd partition to (optional)\n");
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printf("\t-3 file\t\t\t\tfile to extract 3rd partition to (optional)\n");
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}
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int main(int argc, char **argv) {
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parse_options(argc, argv);
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switch (mode) {
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case MODE_CHECK:
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return otrx_check();
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case MODE_EXTRACT:
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return otrx_extract();
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default:
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usage();
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if (argc > 1) {
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if (!strcmp(argv[1], "check"))
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return otrx_check(argc, argv);
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else if (!strcmp(argv[1], "extract"))
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return otrx_extract(argc, argv);
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}
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usage();
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return 0;
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}
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