83 				  size_t *len, int *pk_alg)  in get_plain_pk_from_asn1()  argument
92 	*len = 0U;  in get_plain_pk_from_asn1()
99 	ret =  mbedtls_asn1_get_tag(&p, end, len,  in get_plain_pk_from_asn1()
105 	end = p + *len;  in get_plain_pk_from_asn1()
113 		if ((strlen(MBEDTLS_OID_EC_GRP_SECP256R1) == alg_params.len) &&  in get_plain_pk_from_asn1()
114 		    (memcmp(MBEDTLS_OID_EC_GRP_SECP256R1, alg_params.p, alg_params.len) == 0)) {  in get_plain_pk_from_asn1()
116 		} else if ((strlen(OID_EC_GRP_BP256T1) == alg_params.len) &&  in get_plain_pk_from_asn1()
117 		    (memcmp(OID_EC_GRP_BP256T1, alg_params.p, alg_params.len) == 0)) {  in get_plain_pk_from_asn1()
125 	ret = mbedtls_asn1_get_bitstring_null(&p, end, len);  in get_plain_pk_from_asn1()
132 	if ((*len < 1U) || (p[0] !=  MBEDTLS_ASN1_OCTET_STRING)) {  in get_plain_pk_from_asn1()
137 	*len = *len - 1U;  in get_plain_pk_from_asn1()
173 	size_t len;  in crypto_convert_pk()  local
176 	ret = get_plain_pk_from_asn1(full_pk_ptr, full_pk_len, hashed_pk_ptr, &len, NULL);  in crypto_convert_pk()
178 		*hashed_pk_len = (unsigned int)len;  in crypto_convert_pk()
237 	size_t len;  in crypto_convert_pk()  local
241 	ret = get_plain_pk_from_asn1(full_pk_ptr, full_pk_len, &plain_pk, &len, &curve_id);  in crypto_convert_pk()
242 	if ((ret != 0) || (len > CRYPTO_PUBKEY_MAX_SIZE))  {  in crypto_convert_pk()
249 	memcpy(st_pk + sizeof(cid), plain_pk, len);  in crypto_convert_pk()
252 	*hashed_pk_len = (unsigned int)(len + sizeof(cid));  in crypto_convert_pk()
263 	size_t len;  in get_plain_digest_from_asn1()  local
272 	ret = mbedtls_asn1_get_tag(&p, end, &len, MBEDTLS_ASN1_CONSTRUCTED |  in get_plain_digest_from_asn1()
289 	ret = mbedtls_asn1_get_tag(&p, end, &len, MBEDTLS_ASN1_OCTET_STRING);  in get_plain_digest_from_asn1()
295 	if (len != BOOT_API_SHA256_DIGEST_SIZE_IN_BYTES) {  in get_plain_digest_from_asn1()
300 	*out_len = len;  in get_plain_digest_from_asn1()
314 	size_t len;  in crypto_verify_signature()  local
351 	ret = get_plain_pk_from_asn1(pk_ptr, pk_len, &pk_ptr, &len, &curve_id);  in crypto_verify_signature()
358 	if (len != sizeof(my_pk)) {  in crypto_verify_signature()
359 		VERBOSE("%s: pk_len=%zu sizeof(my_pk)=%zu)\n", __func__, len, sizeof(my_pk));  in crypto_verify_signature()
371 	ret = mbedtls_asn1_get_bitstring_null(&p, end, &len);  in crypto_verify_signature()
414 		if (cur->buf.len > bignum_len) {  in crypto_verify_signature()
416 			skip = cur->buf.len - bignum_len;  in crypto_verify_signature()
417 		} else if (cur->buf.len < bignum_len) {  in crypto_verify_signature()
419 			seek += (bignum_len % cur->buf.len);  in crypto_verify_signature()
422 		if (seek + cur->buf.len > sizeof(sig) + skip) {  in crypto_verify_signature()
426 		memcpy(sig + seek, cur->buf.p + skip, cur->buf.len - skip);  in crypto_verify_signature()
454 	size_t len;  in crypto_verify_hash()  local
458 					 digest_info_len, &p, &len,  in crypto_verify_hash()
460 	if ((ret != 0) || (md_alg != MBEDTLS_MD_SHA256) || (len != sizeof(calc_hash))) {  in crypto_verify_hash()
465 	digest_info_len = len;  in crypto_verify_hash()
485 static int derive_key(uint8_t *key, size_t *key_len, size_t len,  in derive_key()  argument
498 	for (i = 0U, j = len; j < 32U;  in derive_key()
624 static int crypto_auth_decrypt(enum crypto_dec_algo dec_algo, void *data_ptr, size_t len,  in crypto_auth_decrypt()  argument
643 		rc = stm32_decrypt_aes_gcm(data_ptr, len, key, key_len, key_flags,  in crypto_auth_decrypt()