FreeCalypso > hg > freecalypso-sw
diff rvinterf/etmsync/olddump.c @ 981:0feb3db6f097
fc-olddump written, compiles
author | Mychaela Falconia <falcon@ivan.Harhan.ORG> |
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date | Thu, 10 Dec 2015 05:16:46 +0000 |
parents | |
children | 461f7ee5f254 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/rvinterf/etmsync/olddump.c Thu Dec 10 05:16:46 2015 +0000 @@ -0,0 +1,55 @@ +/* + * This utility uses the old TM3 memory read command (in a synchronous manner + * using our etmsync infrastructure) to read the memory of a GSM device running + * a compatible fw version; it was written as an aid for reverse-engineering + * bootloader-locked Mot C139 fw versions. + */ + +#include <sys/types.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <strings.h> +#include "tm3.h" +#include "localtypes.h" +#include "exitcodes.h" + +#define CHUNK_SIZE TM3_MEMREAD_MAX + +single_op_main(argc, argv) + char **argv; +{ + u32 addr, len, chunk; + char buf[CHUNK_SIZE]; + FILE *outf; + int rc; + + if (argc != 3) { + fprintf(stderr, + "usage: fc-olddump [options] start-addr dump-length binfile\n"); + exit(ERROR_USAGE); + } + addr = strtoul(argv[0], 0, 16); + len = strtoul(argv[1], 0, 16); + outf = fopen(argv[2], "w"); + if (!outf) { + perror(argv[2]); + exit(ERROR_UNIX); + } + while (len) { + chunk = len; + if (chunk > CHUNK_SIZE) + chunk = CHUNK_SIZE; + rc = do_memory_read_tm3(addr, buf, chunk); + if (rc) + exit(rc); + fwrite(buf, 1, chunk, outf); + putchar('.'); + fflush(stdout); + addr += chunk; + len += chunk; + } + putchar('\n'); + fclose(outf); + exit(0); +}