1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (c) 2013, Google Inc.
5 * (C) Copyright 2008 Semihalf
7 * (C) Copyright 2000-2006
8 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
13 #include <fdt_region.h>
18 * fit_set_hash_value - set hash value in requested has node
19 * @fit: pointer to the FIT format image header
20 * @noffset: hash node offset
21 * @value: hash value to be set
22 * @value_len: hash value length
24 * fit_set_hash_value() attempts to set hash value in a node at offset
25 * given and returns operation status to the caller.
31 static int fit_set_hash_value(void *fit, int noffset, uint8_t *value,
36 ret = fdt_setprop(fit, noffset, FIT_VALUE_PROP, value, value_len);
38 printf("Can't set hash '%s' property for '%s' node(%s)\n",
39 FIT_VALUE_PROP, fit_get_name(fit, noffset, NULL),
41 return ret == -FDT_ERR_NOSPACE ? -ENOSPC : -EIO;
48 * fit_image_process_hash - Process a single subnode of the images/ node
50 * Check each subnode and process accordingly. For hash nodes we generate
51 * a hash of the supplised data and store it in the node.
53 * @fit: pointer to the FIT format image header
54 * @image_name: name of image being processes (used to display errors)
55 * @noffset: subnode offset
56 * @data: data to process
57 * @size: size of data in bytes
58 * @return 0 if ok, -1 on error
60 static int fit_image_process_hash(void *fit, const char *image_name,
61 int noffset, const void *data, size_t size)
63 uint8_t value[FIT_MAX_HASH_LEN];
64 const char *node_name;
69 node_name = fit_get_name(fit, noffset, NULL);
71 if (fit_image_hash_get_algo(fit, noffset, &algo)) {
72 printf("Can't get hash algo property for '%s' hash node in '%s' image node\n",
73 node_name, image_name);
77 if (calculate_hash(data, size, algo, value, &value_len)) {
78 printf("Unsupported hash algorithm (%s) for '%s' hash node in '%s' image node\n",
79 algo, node_name, image_name);
80 return -EPROTONOSUPPORT;
83 ret = fit_set_hash_value(fit, noffset, value, value_len);
85 printf("Can't set hash value for '%s' hash node in '%s' image node\n",
86 node_name, image_name);
94 * fit_image_write_sig() - write the signature to a FIT
96 * This writes the signature and signer data to the FIT.
98 * @fit: pointer to the FIT format image header
99 * @noffset: hash node offset
100 * @value: signature value to be set
101 * @value_len: signature value length
102 * @comment: Text comment to write (NULL for none)
106 * -FDT_ERR_..., on failure
108 static int fit_image_write_sig(void *fit, int noffset, uint8_t *value,
109 int value_len, const char *comment, const char *region_prop,
110 int region_proplen, const char *cmdname)
116 * Get the current string size, before we update the FIT and add
119 string_size = fdt_size_dt_strings(fit);
121 ret = fdt_setprop(fit, noffset, FIT_VALUE_PROP, value, value_len);
123 ret = fdt_setprop_string(fit, noffset, "signer-name",
127 ret = fdt_setprop_string(fit, noffset, "signer-version",
131 ret = fdt_setprop_string(fit, noffset, "comment", comment);
133 time_t timestamp = imagetool_get_source_date(cmdname,
136 ret = fit_set_timestamp(fit, noffset, timestamp);
138 if (region_prop && !ret) {
141 ret = fdt_setprop(fit, noffset, "hashed-nodes",
142 region_prop, region_proplen);
143 /* This is a legacy offset, it is unused, and must remain 0. */
145 strdata[1] = cpu_to_fdt32(string_size);
147 ret = fdt_setprop(fit, noffset, "hashed-strings",
148 strdata, sizeof(strdata));
155 static int fit_image_setup_sig(struct image_sign_info *info,
156 const char *keydir, void *fit, const char *image_name,
157 int noffset, const char *require_keys, const char *engine_id)
159 const char *node_name;
161 const char *padding_name;
163 node_name = fit_get_name(fit, noffset, NULL);
164 if (fit_image_hash_get_algo(fit, noffset, &algo_name)) {
165 printf("Can't get algo property for '%s' signature node in '%s' image node\n",
166 node_name, image_name);
170 padding_name = fdt_getprop(fit, noffset, "padding", NULL);
172 memset(info, '\0', sizeof(*info));
173 info->keydir = keydir;
174 info->keyname = fdt_getprop(fit, noffset, FIT_KEY_HINT, NULL);
176 info->node_offset = noffset;
177 info->name = strdup(algo_name);
178 info->checksum = image_get_checksum_algo(algo_name);
179 info->crypto = image_get_crypto_algo(algo_name);
180 info->padding = image_get_padding_algo(padding_name);
181 info->require_keys = require_keys;
182 info->engine_id = engine_id;
183 if (!info->checksum || !info->crypto) {
184 printf("Unsupported signature algorithm (%s) for '%s' signature node in '%s' image node\n",
185 algo_name, node_name, image_name);
193 * fit_image_process_sig- Process a single subnode of the images/ node
195 * Check each subnode and process accordingly. For signature nodes we
196 * generate a signed hash of the supplised data and store it in the node.
198 * @keydir: Directory containing keys to use for signing
199 * @keydest: Destination FDT blob to write public keys into
200 * @fit: pointer to the FIT format image header
201 * @image_name: name of image being processes (used to display errors)
202 * @noffset: subnode offset
203 * @data: data to process
204 * @size: size of data in bytes
205 * @comment: Comment to add to signature nodes
206 * @require_keys: Mark all keys as 'required'
207 * @engine_id: Engine to use for signing
208 * @return 0 if ok, -1 on error
210 static int fit_image_process_sig(const char *keydir, void *keydest,
211 void *fit, const char *image_name,
212 int noffset, const void *data, size_t size,
213 const char *comment, int require_keys, const char *engine_id,
216 struct image_sign_info info;
217 struct image_region region;
218 const char *node_name;
223 if (fit_image_setup_sig(&info, keydir, fit, image_name, noffset,
224 require_keys ? "image" : NULL, engine_id))
227 node_name = fit_get_name(fit, noffset, NULL);
230 ret = info.crypto->sign(&info, ®ion, 1, &value, &value_len);
232 printf("Failed to sign '%s' signature node in '%s' image node: %d\n",
233 node_name, image_name, ret);
235 /* We allow keys to be missing */
241 ret = fit_image_write_sig(fit, noffset, value, value_len, comment,
244 if (ret == -FDT_ERR_NOSPACE)
246 printf("Can't write signature for '%s' signature node in '%s' conf node: %s\n",
247 node_name, image_name, fdt_strerror(ret));
252 /* Get keyname again, as FDT has changed and invalidated our pointer */
253 info.keyname = fdt_getprop(fit, noffset, FIT_KEY_HINT, NULL);
256 * Write the public key into the supplied FDT file; this might fail
257 * several times, since we try signing with successively increasing
261 ret = info.crypto->add_verify_data(&info, keydest);
263 printf("Failed to add verification data for '%s' signature node in '%s' image node\n",
264 node_name, image_name);
272 static int fit_image_read_data(char *filename, unsigned char *data,
280 fd = open(filename, O_RDONLY | O_BINARY);
282 printf("Can't open file %s (err=%d => %s)\n",
283 filename, errno, strerror(errno));
287 /* Compute file size */
288 if (fstat(fd, &sbuf) < 0) {
289 printf("Can't fstat file %s (err=%d => %s)\n",
290 filename, errno, strerror(errno));
294 /* Check file size */
295 if (sbuf.st_size != expected_size) {
296 printf("File %s don't have the expected size (size=%ld, expected=%d)\n",
297 filename, sbuf.st_size, expected_size);
302 n = read(fd, data, sbuf.st_size);
304 printf("Can't read file %s (err=%d => %s)\n",
305 filename, errno, strerror(errno));
309 /* Check that we have read all the file */
310 if (n != sbuf.st_size) {
311 printf("Can't read all file %s (read %zd bytes, expexted %ld)\n",
312 filename, n, sbuf.st_size);
323 static int fit_image_setup_cipher(struct image_cipher_info *info,
324 const char *keydir, void *fit,
325 const char *image_name, int image_noffset,
332 if (fit_image_cipher_get_algo(fit, noffset, &algo_name)) {
333 printf("Can't get algo name for cipher in image '%s'\n",
338 info->keydir = keydir;
340 /* Read the key name */
341 info->keyname = fdt_getprop(fit, noffset, FIT_KEY_HINT, NULL);
342 if (!info->keyname) {
343 printf("Can't get key name for cipher in image '%s'\n",
348 /* Read the IV name */
349 info->ivname = fdt_getprop(fit, noffset, "iv-name-hint", NULL);
351 printf("Can't get iv name for cipher in image '%s'\n",
357 info->node_noffset = noffset;
358 info->name = algo_name;
360 info->cipher = image_get_cipher_algo(algo_name);
362 printf("Can't get algo for cipher '%s'\n", image_name);
366 /* Read the key in the file */
367 snprintf(filename, sizeof(filename), "%s/%s%s",
368 info->keydir, info->keyname, ".bin");
369 info->key = malloc(info->cipher->key_len);
371 printf("Can't allocate memory for key\n");
375 ret = fit_image_read_data(filename, (unsigned char *)info->key,
376 info->cipher->key_len);
380 /* Read the IV in the file */
381 snprintf(filename, sizeof(filename), "%s/%s%s",
382 info->keydir, info->ivname, ".bin");
383 info->iv = malloc(info->cipher->iv_len);
385 printf("Can't allocate memory for iv\n");
389 ret = fit_image_read_data(filename, (unsigned char *)info->iv,
390 info->cipher->iv_len);
396 int fit_image_write_cipher(void *fit, int image_noffset, int noffset,
397 const void *data, size_t size,
398 unsigned char *data_ciphered, int data_ciphered_len)
402 /* Replace data with ciphered data */
403 ret = fdt_setprop(fit, image_noffset, FIT_DATA_PROP,
404 data_ciphered, data_ciphered_len);
405 if (ret == -FDT_ERR_NOSPACE) {
410 printf("Can't replace data with ciphered data (err = %d)\n", ret);
414 /* add non ciphered data size */
415 ret = fdt_setprop_u32(fit, image_noffset, "data-size-unciphered", size);
416 if (ret == -FDT_ERR_NOSPACE) {
421 printf("Can't add unciphered data size (err = %d)\n", ret);
430 fit_image_process_cipher(const char *keydir, void *keydest, void *fit,
431 const char *image_name, int image_noffset,
432 int node_noffset, const void *data, size_t size,
435 struct image_cipher_info info;
436 unsigned char *data_ciphered = NULL;
437 int data_ciphered_len;
440 memset(&info, 0, sizeof(info));
442 ret = fit_image_setup_cipher(&info, keydir, fit, image_name,
443 image_noffset, node_noffset);
447 ret = info.cipher->encrypt(&info, data, size,
448 &data_ciphered, &data_ciphered_len);
453 * Write the public key into the supplied FDT file; this might fail
454 * several times, since we try signing with successively increasing
458 ret = info.cipher->add_cipher_data(&info, keydest);
460 printf("Failed to add verification data for cipher '%s' in image '%s'\n",
461 info.keyname, image_name);
466 ret = fit_image_write_cipher(fit, image_noffset, node_noffset,
468 data_ciphered, data_ciphered_len);
472 free((void *)info.key);
473 free((void *)info.iv);
477 int fit_image_cipher_data(const char *keydir, void *keydest,
478 void *fit, int image_noffset, const char *comment,
479 int require_keys, const char *engine_id,
482 const char *image_name;
485 int cipher_node_offset;
488 image_name = fit_get_name(fit, image_noffset, NULL);
490 printf("Can't get image name\n");
494 /* Get image data and data length */
495 if (fit_image_get_data(fit, image_noffset, &data, &size)) {
496 printf("Can't get image data/size\n");
501 /* Process cipher node if present */
502 cipher_node_offset = fdt_subnode_offset(fit, image_noffset,
503 FIT_CIPHER_NODENAME);
504 if (cipher_node_offset == -FDT_ERR_NOTFOUND)
506 if (cipher_node_offset < 0) {
507 printf("Failure getting cipher node\n");
510 if (!IMAGE_ENABLE_ENCRYPT || !keydir)
512 return fit_image_process_cipher(keydir, keydest, fit, image_name,
513 image_noffset, cipher_node_offset, data, size, cmdname);
517 * fit_image_add_verification_data() - calculate/set verig. data for image node
519 * This adds hash and signature values for an component image node.
521 * All existing hash subnodes are checked, if algorithm property is set to
522 * one of the supported hash algorithms, hash value is computed and
523 * corresponding hash node property is set, for example:
525 * Input component image node structure:
527 * o image-1 (at image_noffset)
528 * | - data = [binary data]
532 * Output component image node structure:
534 * o image-1 (at image_noffset)
535 * | - data = [binary data]
538 * |- value = sha1(data)
540 * For signature details, please see doc/uImage.FIT/signature.txt
542 * @keydir Directory containing *.key and *.crt files (or NULL)
543 * @keydest FDT Blob to write public keys into (NULL if none)
544 * @fit: Pointer to the FIT format image header
545 * @image_noffset: Requested component image node
546 * @comment: Comment to add to signature nodes
547 * @require_keys: Mark all keys as 'required'
548 * @engine_id: Engine to use for signing
549 * @return: 0 on success, <0 on failure
551 int fit_image_add_verification_data(const char *keydir, void *keydest,
552 void *fit, int image_noffset, const char *comment,
553 int require_keys, const char *engine_id, const char *cmdname)
555 const char *image_name;
560 /* Get image data and data length */
561 if (fit_image_get_data(fit, image_noffset, &data, &size)) {
562 printf("Can't get image data/size\n");
566 image_name = fit_get_name(fit, image_noffset, NULL);
568 /* Process all hash subnodes of the component image node */
569 for (noffset = fdt_first_subnode(fit, image_noffset);
571 noffset = fdt_next_subnode(fit, noffset)) {
572 const char *node_name;
576 * Check subnode name, must be equal to "hash" or "signature".
577 * Multiple hash nodes require unique unit node
578 * names, e.g. hash-1, hash-2, signature-1, etc.
580 node_name = fit_get_name(fit, noffset, NULL);
581 if (!strncmp(node_name, FIT_HASH_NODENAME,
582 strlen(FIT_HASH_NODENAME))) {
583 ret = fit_image_process_hash(fit, image_name, noffset,
585 } else if (IMAGE_ENABLE_SIGN && keydir &&
586 !strncmp(node_name, FIT_SIG_NODENAME,
587 strlen(FIT_SIG_NODENAME))) {
588 ret = fit_image_process_sig(keydir, keydest,
589 fit, image_name, noffset, data, size,
590 comment, require_keys, engine_id, cmdname);
604 static void strlist_init(struct strlist *list)
606 memset(list, '\0', sizeof(*list));
609 static void strlist_free(struct strlist *list)
613 for (i = 0; i < list->count; i++)
614 free(list->strings[i]);
618 static int strlist_add(struct strlist *list, const char *str)
623 list->strings = realloc(list->strings,
624 (list->count + 1) * sizeof(char *));
627 list->strings[list->count++] = dup;
632 static const char *fit_config_get_image_list(void *fit, int noffset,
633 int *lenp, int *allow_missingp)
635 static const char default_list[] = FIT_KERNEL_PROP "\0"
639 /* If there is an "image" property, use that */
640 prop = fdt_getprop(fit, noffset, "sign-images", lenp);
643 return *lenp ? prop : NULL;
646 /* Default image list */
648 *lenp = sizeof(default_list);
653 static int fit_config_get_hash_list(void *fit, int conf_noffset,
654 int sig_offset, struct strlist *node_inc)
657 const char *prop, *iname, *end;
658 const char *conf_name, *sig_name;
659 char name[200], path[200];
663 conf_name = fit_get_name(fit, conf_noffset, NULL);
664 sig_name = fit_get_name(fit, sig_offset, NULL);
667 * Build a list of nodes we need to hash. We always need the root
668 * node and the configuration.
670 strlist_init(node_inc);
671 snprintf(name, sizeof(name), "%s/%s", FIT_CONFS_PATH, conf_name);
672 if (strlist_add(node_inc, "/") ||
673 strlist_add(node_inc, name))
676 /* Get a list of images that we intend to sign */
677 prop = fit_config_get_image_list(fit, sig_offset, &len,
682 /* Locate the images */
685 for (iname = prop; iname < end; iname += strlen(iname) + 1) {
690 image_noffset = fit_conf_get_prop_node(fit, conf_noffset,
692 if (image_noffset < 0) {
693 printf("Failed to find image '%s' in configuration '%s/%s'\n",
694 iname, conf_name, sig_name);
701 ret = fdt_get_path(fit, image_noffset, path, sizeof(path));
704 if (strlist_add(node_inc, path))
707 snprintf(name, sizeof(name), "%s/%s", FIT_CONFS_PATH,
710 /* Add all this image's hashes */
712 for (noffset = fdt_first_subnode(fit, image_noffset);
714 noffset = fdt_next_subnode(fit, noffset)) {
715 const char *name = fit_get_name(fit, noffset, NULL);
717 if (strncmp(name, FIT_HASH_NODENAME,
718 strlen(FIT_HASH_NODENAME)))
720 ret = fdt_get_path(fit, noffset, path, sizeof(path));
723 if (strlist_add(node_inc, path))
729 printf("Failed to find any hash nodes in configuration '%s/%s' image '%s' - without these it is not possible to verify this image\n",
730 conf_name, sig_name, iname);
738 printf("Failed to find any images for configuration '%s/%s'\n",
739 conf_name, sig_name);
746 printf("Out of memory processing configuration '%s/%s'\n", conf_name,
751 printf("Failed to get path for image '%s' in configuration '%s/%s': %s\n",
752 iname, conf_name, sig_name, fdt_strerror(ret));
756 static int fit_config_get_data(void *fit, int conf_noffset, int noffset,
757 struct image_region **regionp, int *region_countp,
758 char **region_propp, int *region_proplen)
760 char * const exc_prop[] = {"data"};
761 struct strlist node_inc;
762 struct image_region *region;
763 struct fdt_region fdt_regions[100];
764 const char *conf_name, *sig_name;
770 conf_name = fit_get_name(fit, conf_noffset, NULL);
771 sig_name = fit_get_name(fit, noffset, NULL);
772 debug("%s: conf='%s', sig='%s'\n", __func__, conf_name, sig_name);
774 /* Get a list of nodes we want to hash */
775 ret = fit_config_get_hash_list(fit, conf_noffset, noffset, &node_inc);
779 /* Get a list of regions to hash */
780 count = fdt_find_regions(fit, node_inc.strings, node_inc.count,
781 exc_prop, ARRAY_SIZE(exc_prop),
782 fdt_regions, ARRAY_SIZE(fdt_regions),
783 path, sizeof(path), 1);
785 printf("Failed to hash configuration '%s/%s': %s\n", conf_name,
786 sig_name, fdt_strerror(ret));
790 printf("No data to hash for configuration '%s/%s': %s\n",
791 conf_name, sig_name, fdt_strerror(ret));
795 /* Build our list of data blocks */
796 region = fit_region_make_list(fit, fdt_regions, count, NULL);
798 printf("Out of memory hashing configuration '%s/%s'\n",
799 conf_name, sig_name);
803 /* Create a list of all hashed properties */
804 debug("Hash nodes:\n");
805 for (i = len = 0; i < node_inc.count; i++) {
806 debug(" %s\n", node_inc.strings[i]);
807 len += strlen(node_inc.strings[i]) + 1;
809 region_prop = malloc(len);
811 printf("Out of memory setting up regions for configuration '%s/%s'\n",
812 conf_name, sig_name);
815 for (i = len = 0; i < node_inc.count;
816 len += strlen(node_inc.strings[i]) + 1, i++)
817 strcpy(region_prop + len, node_inc.strings[i]);
818 strlist_free(&node_inc);
820 *region_countp = count;
822 *region_propp = region_prop;
823 *region_proplen = len;
828 static int fit_config_process_sig(const char *keydir, void *keydest,
829 void *fit, const char *conf_name, int conf_noffset,
830 int noffset, const char *comment, int require_keys,
831 const char *engine_id, const char *cmdname)
833 struct image_sign_info info;
834 const char *node_name;
835 struct image_region *region;
843 node_name = fit_get_name(fit, noffset, NULL);
844 if (fit_config_get_data(fit, conf_noffset, noffset, ®ion,
845 ®ion_count, ®ion_prop, ®ion_proplen))
848 if (fit_image_setup_sig(&info, keydir, fit, conf_name, noffset,
849 require_keys ? "conf" : NULL, engine_id))
852 ret = info.crypto->sign(&info, region, region_count, &value,
856 printf("Failed to sign '%s' signature node in '%s' conf node\n",
857 node_name, conf_name);
859 /* We allow keys to be missing */
865 ret = fit_image_write_sig(fit, noffset, value, value_len, comment,
866 region_prop, region_proplen, cmdname);
868 if (ret == -FDT_ERR_NOSPACE)
870 printf("Can't write signature for '%s' signature node in '%s' conf node: %s\n",
871 node_name, conf_name, fdt_strerror(ret));
877 /* Get keyname again, as FDT has changed and invalidated our pointer */
878 info.keyname = fdt_getprop(fit, noffset, FIT_KEY_HINT, NULL);
880 /* Write the public key into the supplied FDT file */
882 ret = info.crypto->add_verify_data(&info, keydest);
884 printf("Failed to add verification data for '%s' signature node in '%s' configuration node\n",
885 node_name, conf_name);
893 static int fit_config_add_verification_data(const char *keydir, void *keydest,
894 void *fit, int conf_noffset, const char *comment,
895 int require_keys, const char *engine_id, const char *cmdname)
897 const char *conf_name;
900 conf_name = fit_get_name(fit, conf_noffset, NULL);
902 /* Process all hash subnodes of the configuration node */
903 for (noffset = fdt_first_subnode(fit, conf_noffset);
905 noffset = fdt_next_subnode(fit, noffset)) {
906 const char *node_name;
909 node_name = fit_get_name(fit, noffset, NULL);
910 if (!strncmp(node_name, FIT_SIG_NODENAME,
911 strlen(FIT_SIG_NODENAME))) {
912 ret = fit_config_process_sig(keydir, keydest,
913 fit, conf_name, conf_noffset, noffset, comment,
914 require_keys, engine_id, cmdname);
923 int fit_cipher_data(const char *keydir, void *keydest, void *fit,
924 const char *comment, int require_keys,
925 const char *engine_id, const char *cmdname)
931 /* Find images parent node offset */
932 images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
933 if (images_noffset < 0) {
934 printf("Can't find images parent node '%s' (%s)\n",
935 FIT_IMAGES_PATH, fdt_strerror(images_noffset));
936 return images_noffset;
939 /* Process its subnodes, print out component images details */
940 for (noffset = fdt_first_subnode(fit, images_noffset);
942 noffset = fdt_next_subnode(fit, noffset)) {
944 * Direct child node of the images parent node,
945 * i.e. component image node.
947 ret = fit_image_cipher_data(keydir, keydest,
948 fit, noffset, comment,
949 require_keys, engine_id,
958 int fit_add_verification_data(const char *keydir, void *keydest, void *fit,
959 const char *comment, int require_keys,
960 const char *engine_id, const char *cmdname)
962 int images_noffset, confs_noffset;
966 /* Find images parent node offset */
967 images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
968 if (images_noffset < 0) {
969 printf("Can't find images parent node '%s' (%s)\n",
970 FIT_IMAGES_PATH, fdt_strerror(images_noffset));
971 return images_noffset;
974 /* Process its subnodes, print out component images details */
975 for (noffset = fdt_first_subnode(fit, images_noffset);
977 noffset = fdt_next_subnode(fit, noffset)) {
979 * Direct child node of the images parent node,
980 * i.e. component image node.
982 ret = fit_image_add_verification_data(keydir, keydest,
983 fit, noffset, comment, require_keys, engine_id,
989 /* If there are no keys, we can't sign configurations */
990 if (!IMAGE_ENABLE_SIGN || !keydir)
993 /* Find configurations parent node offset */
994 confs_noffset = fdt_path_offset(fit, FIT_CONFS_PATH);
995 if (confs_noffset < 0) {
996 printf("Can't find images parent node '%s' (%s)\n",
997 FIT_CONFS_PATH, fdt_strerror(confs_noffset));
1001 /* Process its subnodes, print out component images details */
1002 for (noffset = fdt_first_subnode(fit, confs_noffset);
1004 noffset = fdt_next_subnode(fit, noffset)) {
1005 ret = fit_config_add_verification_data(keydir, keydest,
1006 fit, noffset, comment,
1008 engine_id, cmdname);
1016 #ifdef CONFIG_FIT_SIGNATURE
1017 int fit_check_sign(const void *fit, const void *key,
1018 const char *fit_uname_config)
1023 cfg_noffset = fit_conf_get_node(fit, fit_uname_config);
1027 printf("Verifying Hash Integrity for node '%s'... ",
1028 fdt_get_name(fit, cfg_noffset, NULL));
1029 ret = fit_config_verify(fit, cfg_noffset);
1032 printf("Verified OK, loading images\n");
1033 ret = bootm_host_load_images(fit, cfg_noffset);