crypto/asymmetric_keys/pkcs7_parser.c

25 	struct pkcs7_signed_info *sinfo;	/* SignedInfo being constructed */
45 static void pkcs7_free_signed_info(struct pkcs7_signed_info *sinfo)
47 	if (sinfo) {
48 		public_key_signature_free(sinfo->sig);
49 		kfree(sinfo);
60 	struct pkcs7_signed_info *sinfo;
74 			sinfo = pkcs7->signed_infos;
75 			pkcs7->signed_infos = sinfo->next;
76 			pkcs7_free_signed_info(sinfo);
88 	struct pkcs7_signed_info *sinfo;
91 	sinfo = msg->signed_infos;
92 	if (!sinfo)
95 	if (sinfo->authattrs) {
100 	for (sinfo = sinfo->next; sinfo; sinfo = sinfo->next)
101 		if (!!sinfo->authattrs != want)
127 	ctx->sinfo = kzalloc(sizeof(struct pkcs7_signed_info), GFP_KERNEL);
128 	if (!ctx->sinfo)
130 	ctx->sinfo->sig = kzalloc(sizeof(struct public_key_signature),
132 	if (!ctx->sinfo->sig)
162 	pkcs7_free_signed_info(ctx->sinfo);
231 		ctx->sinfo->sig->hash_algo = "sha1";
234 		ctx->sinfo->sig->hash_algo = "sha256";
237 		ctx->sinfo->sig->hash_algo = "sha384";
240 		ctx->sinfo->sig->hash_algo = "sha512";
243 		ctx->sinfo->sig->hash_algo = "sha224";
246 		ctx->sinfo->sig->hash_algo = "sm3";
249 		ctx->sinfo->sig->hash_algo = "streebog256";
252 		ctx->sinfo->sig->hash_algo = "streebog512";
255 		ctx->sinfo->sig->hash_algo = "sha3-256";
258 		ctx->sinfo->sig->hash_algo = "sha3-384";
261 		ctx->sinfo->sig->hash_algo = "sha3-512";
281 		ctx->sinfo->sig->pkey_algo = "rsa";
282 		ctx->sinfo->sig->encoding = "pkcs1";
292 		ctx->sinfo->sig->pkey_algo = "ecdsa";
293 		ctx->sinfo->sig->encoding = "x962";
296 		ctx->sinfo->sig->pkey_algo = "sm2";
297 		ctx->sinfo->sig->encoding = "raw";
301 		ctx->sinfo->sig->pkey_algo = "ecrdsa";
302 		ctx->sinfo->sig->encoding = "raw";
508 	struct pkcs7_signed_info *sinfo = ctx->sinfo;
515 		if (__test_and_set_bit(sinfo_has_content_type, &sinfo->aa_set))
519 			pr_warn("Mismatch between global data type (%d) and sinfo %u (%d)\n",
520 				ctx->msg->data_type, sinfo->index,
527 		if (__test_and_set_bit(sinfo_has_signing_time, &sinfo->aa_set))
532 		return x509_decode_time(&sinfo->signing_time,
536 		if (__test_and_set_bit(sinfo_has_message_digest, &sinfo->aa_set))
540 		sinfo->msgdigest = value;
541 		sinfo->msgdigest_len = vlen;
545 		if (__test_and_set_bit(sinfo_has_smime_caps, &sinfo->aa_set))
560 		if (__test_and_set_bit(sinfo_has_ms_opus_info, &sinfo->aa_set))
564 		if (__test_and_set_bit(sinfo_has_ms_statement_type, &sinfo->aa_set))
591 	struct pkcs7_signed_info *sinfo = ctx->sinfo;
593 	if (!test_bit(sinfo_has_content_type, &sinfo->aa_set) ||
594 	    !test_bit(sinfo_has_message_digest, &sinfo->aa_set)) {
600 	    test_bit(sinfo_has_ms_opus_info, &sinfo->aa_set)) {
606 	sinfo->authattrs = value - (hdrlen - 1);
607 	sinfo->authattrs_len = vlen + (hdrlen - 1);
662 	ctx->sinfo->sig->s = kmemdup(value, vlen, GFP_KERNEL);
663 	if (!ctx->sinfo->sig->s)
666 	ctx->sinfo->sig->s_size = vlen;
678 	struct pkcs7_signed_info *sinfo = ctx->sinfo;
681 	if (ctx->msg->data_type == OID_msIndirectData && !sinfo->authattrs) {
702 	sinfo->sig->auth_ids[0] = kid;
703 	sinfo->index = ++ctx->sinfo_index;
704 	*ctx->ppsinfo = sinfo;
705 	ctx->ppsinfo = &sinfo->next;
706 	ctx->sinfo = kzalloc(sizeof(struct pkcs7_signed_info), GFP_KERNEL);
707 	if (!ctx->sinfo)
709 	ctx->sinfo->sig = kzalloc(sizeof(struct public_key_signature),
711 	if (!ctx->sinfo->sig)