40 static int pkcs7_get_next_content_len(unsigned char **p, unsigned char *end,  in pkcs7_get_next_content_len()  argument
45     ret = mbedtls_asn1_get_tag(p, end, len, MBEDTLS_ASN1_CONSTRUCTED  in pkcs7_get_next_content_len()
49     } else if ((size_t) (end - *p) != *len) {  in pkcs7_get_next_content_len()
61 static int pkcs7_get_version(unsigned char **p, unsigned char *end, int *ver)  in pkcs7_get_version()  argument
65     ret = mbedtls_asn1_get_int(p, end, ver);  in pkcs7_get_version()
84 static int pkcs7_get_content_info_type(unsigned char **p, unsigned char *end,  in pkcs7_get_content_info_type()  argument
90     unsigned char *start = *p;  in pkcs7_get_content_info_type()
92     ret = mbedtls_asn1_get_tag(p, end, &len, MBEDTLS_ASN1_CONSTRUCTED  in pkcs7_get_content_info_type()
95         *p = start;  in pkcs7_get_content_info_type()
98     *seq_end = *p + len;  in pkcs7_get_content_info_type()
99     ret = mbedtls_asn1_get_tag(p, *seq_end, &len, MBEDTLS_ASN1_OID);  in pkcs7_get_content_info_type()
101         *p = start;  in pkcs7_get_content_info_type()
107     pkcs7->p = *p;  in pkcs7_get_content_info_type()
108     *p += len;  in pkcs7_get_content_info_type()
118 static int pkcs7_get_digest_algorithm(unsigned char **p, unsigned char *end,  in pkcs7_get_digest_algorithm()  argument
123     if ((ret = mbedtls_asn1_get_alg_null(p, end, alg)) != 0) {  in pkcs7_get_digest_algorithm()
133 static int pkcs7_get_digest_algorithm_set(unsigned char **p,  in pkcs7_get_digest_algorithm_set()  argument
140     ret = mbedtls_asn1_get_tag(p, end, &len, MBEDTLS_ASN1_CONSTRUCTED  in pkcs7_get_digest_algorithm_set()
146     end = *p + len;  in pkcs7_get_digest_algorithm_set()
148     ret = mbedtls_asn1_get_alg_null(p, end, alg);  in pkcs7_get_digest_algorithm_set()
154     if (*p != end) {  in pkcs7_get_digest_algorithm_set()
170 static int pkcs7_get_certificates(unsigned char **p, unsigned char *end,  in pkcs7_get_certificates()  argument
178     ret = mbedtls_asn1_get_tag(p, end, &len1, MBEDTLS_ASN1_CONSTRUCTED  in pkcs7_get_certificates()
186     start = *p;  in pkcs7_get_certificates()
187     end_set = *p + len1;  in pkcs7_get_certificates()
189     ret = mbedtls_asn1_get_tag(p, end_set, &len2, MBEDTLS_ASN1_CONSTRUCTED  in pkcs7_get_certificates()
195     end_cert = *p + len2;  in pkcs7_get_certificates()
211     *p = end_cert;  in pkcs7_get_certificates()
223 static int pkcs7_get_signature(unsigned char **p, unsigned char *end,  in pkcs7_get_signature()  argument
229     ret = mbedtls_asn1_get_tag(p, end, &len, MBEDTLS_ASN1_OCTET_STRING);  in pkcs7_get_signature()
236     signature->p = *p;  in pkcs7_get_signature()
238     *p = *p + len;  in pkcs7_get_signature()
277 static int pkcs7_get_signer_info(unsigned char **p, unsigned char *end,  in pkcs7_get_signer_info()  argument
285     asn1_ret = mbedtls_asn1_get_tag(p, end, &len, MBEDTLS_ASN1_CONSTRUCTED  in pkcs7_get_signer_info()
291     end_signer = *p + len;  in pkcs7_get_signer_info()
293     ret = pkcs7_get_version(p, end_signer, &signer->version);  in pkcs7_get_signer_info()
298     asn1_ret = mbedtls_asn1_get_tag(p, end_signer, &len,  in pkcs7_get_signer_info()
304     end_issuer_and_sn = *p + len;  in pkcs7_get_signer_info()
306     signer->issuer_raw.p = *p;  in pkcs7_get_signer_info()
308     asn1_ret = mbedtls_asn1_get_tag(p, end_issuer_and_sn, &len,  in pkcs7_get_signer_info()
314     ret  = mbedtls_x509_get_name(p, *p + len, &signer->issuer);  in pkcs7_get_signer_info()
319     signer->issuer_raw.len =  *p - signer->issuer_raw.p;  in pkcs7_get_signer_info()
321     ret = mbedtls_x509_get_serial(p, end_issuer_and_sn, &signer->serial);  in pkcs7_get_signer_info()
327     if (*p != end_issuer_and_sn) {  in pkcs7_get_signer_info()
332     ret = pkcs7_get_digest_algorithm(p, end_signer, &signer->alg_identifier);  in pkcs7_get_signer_info()
340         memcmp(signer->alg_identifier.p, alg->p, alg->len) != 0) {  in pkcs7_get_signer_info()
346     ret = pkcs7_get_digest_algorithm(p, end_signer, &signer->sig_alg_identifier);  in pkcs7_get_signer_info()
351     ret = pkcs7_get_signature(p, end_signer, &signer->sig);  in pkcs7_get_signer_info()
357     if (*p != end_signer) {  in pkcs7_get_signer_info()
377 static int pkcs7_get_signers_info_set(unsigned char **p, unsigned char *end,  in pkcs7_get_signers_info_set()  argument
386     ret = mbedtls_asn1_get_tag(p, end, &len, MBEDTLS_ASN1_CONSTRUCTED  in pkcs7_get_signers_info_set()
397     end_set = *p + len;  in pkcs7_get_signers_info_set()
399     ret = pkcs7_get_signer_info(p, end_set, signers_set, digest_alg);  in pkcs7_get_signers_info_set()
406     while (*p != end_set) {  in pkcs7_get_signers_info_set()
414         ret = pkcs7_get_signer_info(p, end_set, signer, digest_alg);  in pkcs7_get_signers_info_set()
454     unsigned char *p = buf;  in pkcs7_get_signed_data()  local
461     ret = mbedtls_asn1_get_tag(&p, end, &len, MBEDTLS_ASN1_CONSTRUCTED  in pkcs7_get_signed_data()
467     if (p + len != end) {  in pkcs7_get_signed_data()
473     ret = pkcs7_get_version(&p, end, &signed_data->version);  in pkcs7_get_signed_data()
479     ret = pkcs7_get_digest_algorithm_set(&p, end,  in pkcs7_get_signed_data()
492     ret = pkcs7_get_content_info_type(&p, end, &end_content_info, &content_type);  in pkcs7_get_signed_data()
500     if (p != end_content_info) {  in pkcs7_get_signed_data()
502         ret = mbedtls_asn1_get_tag(&p,  in pkcs7_get_signed_data()
509         p += len;  in pkcs7_get_signed_data()
510         if (p != end_content_info) {  in pkcs7_get_signed_data()
519     ret = pkcs7_get_certificates(&p, end, &signed_data->certs);  in pkcs7_get_signed_data()
535     ret = pkcs7_get_signers_info_set(&p,  in pkcs7_get_signed_data()
546     if (p != end) {  in pkcs7_get_signed_data()
556     unsigned char *p;  in mbedtls_pkcs7_parse_der()  local
566     pkcs7->raw.p = p = mbedtls_calloc(1, buflen);  in mbedtls_pkcs7_parse_der()
567     if (pkcs7->raw.p == NULL) {  in mbedtls_pkcs7_parse_der()
571     memcpy(p, buf, buflen);  in mbedtls_pkcs7_parse_der()
573     end = p + buflen;  in mbedtls_pkcs7_parse_der()
575     ret = mbedtls_asn1_get_tag(&p, end, &len, MBEDTLS_ASN1_CONSTRUCTED  in mbedtls_pkcs7_parse_der()
582     if ((size_t) (end - p) != len) {  in mbedtls_pkcs7_parse_der()
588     if ((ret = mbedtls_asn1_get_tag(&p, end, &len, MBEDTLS_ASN1_OID)) != 0) {  in mbedtls_pkcs7_parse_der()
592         p = pkcs7->raw.p;  in mbedtls_pkcs7_parse_der()
597     if (MBEDTLS_OID_CMP_RAW(MBEDTLS_OID_PKCS7_SIGNED_DATA, p, len)) {  in mbedtls_pkcs7_parse_der()
599         if (!MBEDTLS_OID_CMP_RAW(MBEDTLS_OID_PKCS7_DATA, p, len)  in mbedtls_pkcs7_parse_der()
600             || !MBEDTLS_OID_CMP_RAW(MBEDTLS_OID_PKCS7_ENCRYPTED_DATA, p, len)  in mbedtls_pkcs7_parse_der()
601             || !MBEDTLS_OID_CMP_RAW(MBEDTLS_OID_PKCS7_ENVELOPED_DATA, p, len)  in mbedtls_pkcs7_parse_der()
602             || !MBEDTLS_OID_CMP_RAW(MBEDTLS_OID_PKCS7_SIGNED_AND_ENVELOPED_DATA, p, len)  in mbedtls_pkcs7_parse_der()
603             || !MBEDTLS_OID_CMP_RAW(MBEDTLS_OID_PKCS7_DIGESTED_DATA, p, len)) {  in mbedtls_pkcs7_parse_der()
613     p += len;  in mbedtls_pkcs7_parse_der()
615     ret = pkcs7_get_next_content_len(&p, end, &len);  in mbedtls_pkcs7_parse_der()
621     if (p + len != end) {  in mbedtls_pkcs7_parse_der()
627     ret = pkcs7_get_signed_data(p, len, &pkcs7->signed_data);  in mbedtls_pkcs7_parse_der()
710                                 signer->sig.p, signer->sig.len);  in mbedtls_pkcs7_data_or_hash_verify()
752     if (pkcs7 == NULL || pkcs7->raw.p == NULL) {  in mbedtls_pkcs7_free()
756     mbedtls_free(pkcs7->raw.p);  in mbedtls_pkcs7_free()
770     pkcs7->raw.p = NULL;  in mbedtls_pkcs7_free()