diff options
Diffstat (limited to 'util')
| -rw-r--r-- | util/ifdtool/ifdtool.c | 52 |
1 files changed, 35 insertions, 17 deletions
diff --git a/util/ifdtool/ifdtool.c b/util/ifdtool/ifdtool.c index 84a8ead9f1..97b9cd1fe8 100644 --- a/util/ifdtool/ifdtool.c +++ b/util/ifdtool/ifdtool.c @@ -854,17 +854,11 @@ static void validate_layout(char *image, int size) static void write_image(const char *filename, char *image, int size) { - char new_filename[FILENAME_MAX]; // allow long file names int new_fd; - - // - 5: leave room for ".new\0" - strncpy(new_filename, filename, FILENAME_MAX - 5); - strncat(new_filename, ".new", FILENAME_MAX - strlen(filename)); - - printf("Writing new image to %s\n", new_filename); + printf("Writing new image to %s\n", filename); // Now write out new image - new_fd = open(new_filename, + new_fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH); if (new_fd < 0) { @@ -1429,6 +1423,7 @@ static void print_usage(const char *name) " -x | --extract: extract intel fd modules\n" " -i | --inject <region>:<module> inject file <module> into region <region>\n" " -n | --newlayout <filename> update regions using a flashrom layout file\n" + " -O | --output <filename> output filename\n" " -s | --spifreq <17|20|30|33|48|50> set the SPI frequency\n" " -D | --density <512|1|2|4|8|16|32|64> set chip density (512 in KByte, others in MByte)\n" " -C | --chip <0|1|2> select spi chip on which to operate\n" @@ -1460,6 +1455,7 @@ int main(int argc, char *argv[]) int mode_altmedisable = 0, altmedisable = 0; char *region_type_string = NULL, *region_fname = NULL; const char *layout_fname = NULL; + char *new_filename = NULL; int region_type = -1, inputfreq = 0; unsigned int new_density = 0; enum spi_frequency spifreq = SPI_FREQUENCY_20MHZ; @@ -1470,6 +1466,7 @@ int main(int argc, char *argv[]) {"extract", 0, NULL, 'x'}, {"inject", 1, NULL, 'i'}, {"newlayout", 1, NULL, 'n'}, + {"output", 1, NULL, 'O'}, {"spifreq", 1, NULL, 's'}, {"density", 1, NULL, 'D'}, {"chip", 1, NULL, 'C'}, @@ -1484,7 +1481,7 @@ int main(int argc, char *argv[]) {0, 0, 0, 0} }; - while ((opt = getopt_long(argc, argv, "df:D:C:M:xi:n:s:p:eluvth?", + while ((opt = getopt_long(argc, argv, "df:D:C:M:xi:n:O:s:p:eluvth?", long_options, &option_index)) != EOF) { switch (opt) { case 'd': @@ -1543,6 +1540,14 @@ int main(int argc, char *argv[]) exit(EXIT_FAILURE); } break; + case 'O': + new_filename = strdup(optarg); + if (!new_filename) { + fprintf(stderr, "No output filename specified\n"); + print_usage(argv[0]); + exit(EXIT_FAILURE); + } + break; case 'D': mode_density = 1; new_density = strtoul(optarg, NULL, 0); @@ -1731,6 +1736,18 @@ int main(int argc, char *argv[]) close(bios_fd); + // generate new filename + if (new_filename == NULL) { + new_filename = (char *) malloc((strlen(filename) + 5) * sizeof(char)); + if (!new_filename) { + printf("Out of memory.\n"); + exit(EXIT_FAILURE); + } + // - 5: leave room for ".new\0" + strcpy(new_filename, filename); + strcat(new_filename, ".new"); + } + check_ifd_version(image, size); if (mode_dump) @@ -1746,34 +1763,35 @@ int main(int argc, char *argv[]) validate_layout(image, size); if (mode_inject) - inject_region(filename, image, size, region_type, + inject_region(new_filename, image, size, region_type, region_fname); if (mode_newlayout) - new_layout(filename, image, size, layout_fname); + new_layout(new_filename, image, size, layout_fname); if (mode_spifreq) - set_spi_frequency(filename, image, size, spifreq); + set_spi_frequency(new_filename, image, size, spifreq); if (mode_density) - set_chipdensity(filename, image, size, new_density); + set_chipdensity(new_filename, image, size, new_density); if (mode_em100) - set_em100_mode(filename, image, size); + set_em100_mode(new_filename, image, size); if (mode_locked) - lock_descriptor(filename, image, size); + lock_descriptor(new_filename, image, size); if (mode_unlocked) - unlock_descriptor(filename, image, size); + unlock_descriptor(new_filename, image, size); if (mode_altmedisable) { fpsba_t *fpsba = find_fpsba(image, size); fmsba_t *fmsba = find_fmsba(image, size); fpsba_set_altmedisable(fpsba, fmsba, altmedisable); - write_image(filename, image, size); + write_image(new_filename, image, size); } + free(new_filename); free(image); return 0; |