cbfstool: Use cbfs_image API for "extract" command.
Change the "extract" command to use cbfs_export_entry API. Nothing changed in its usage. To verify, run "cbfstool coreboot.rom extract -f blah -n blah" and check if the raw type file is correctly extracted. Change-Id: I1ed280d47a2224a9d1213709f6b459b403ce5055 Signed-off-by: Hung-Te Lin <hungte@chromium.org> Reviewed-on: http://review.coreboot.org/2207 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
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committed by
Stefan Reinauer
parent
3bb035b095
commit
0f8af71f1a
@@ -125,6 +125,47 @@ int cbfs_image_delete(struct cbfs_image *image) {
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return 0;
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}
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struct cbfs_file *cbfs_get_entry(struct cbfs_image *image, const char *name) {
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struct cbfs_file *entry;
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for (entry = cbfs_find_first_entry(image);
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entry && cbfs_is_valid_entry(entry);
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entry = cbfs_find_next_entry(image, entry)) {
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if (strcasecmp(CBFS_NAME(entry), name) == 0) {
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DEBUG("cbfs_get_entry: found %s\n", name);
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return entry;
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}
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}
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return NULL;
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}
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int cbfs_export_entry(struct cbfs_image *image, const char *entry_name,
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const char *filename) {
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struct cbfs_file *entry = cbfs_get_entry(image, entry_name);
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struct buffer buffer;
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if (!entry) {
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ERROR("File not found: %s\n", entry_name);
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return -1;
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}
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LOG("Found file %.30s at 0x%x, type %.12s, size %d\n",
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entry_name, cbfs_get_entry_addr(image, entry),
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get_cbfs_entry_type_name(ntohl(entry->type)), ntohl(entry->len));
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if (ntohl(entry->type) != CBFS_COMPONENT_RAW) {
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WARN("Only 'raw' files are safe to extract.\n");
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}
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buffer.data = CBFS_SUBHEADER(entry);
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buffer.size = ntohl(entry->len);
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buffer.name = "(cbfs_export_entry)";
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if (buffer_write_file(&buffer, filename) != 0) {
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ERROR("Failed to write %s into %s.\n",
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entry_name, filename);
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return -1;
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}
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INFO("Successfully dumped the file to: %s\n", filename);
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return 0;
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}
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int cbfs_print_header_info(struct cbfs_image *image) {
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char *name = strdup(image->buffer.name);
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assert(image && image->header);
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