diff options
Diffstat (limited to 'thirdparty/mbedtls/library/oid.c')
| -rw-r--r-- | thirdparty/mbedtls/library/oid.c | 713 |
1 files changed, 522 insertions, 191 deletions
diff --git a/thirdparty/mbedtls/library/oid.c b/thirdparty/mbedtls/library/oid.c index 7d7f1bfdae..1d6b1eb866 100644 --- a/thirdparty/mbedtls/library/oid.c +++ b/thirdparty/mbedtls/library/oid.c @@ -14,6 +14,7 @@ #include "mbedtls/oid.h" #include "mbedtls/rsa.h" #include "mbedtls/error.h" +#include "mbedtls/pk.h" #include <stdio.h> #include <string.h> @@ -26,6 +27,17 @@ #define ADD_LEN(s) s, MBEDTLS_OID_SIZE(s) /* + * Macro to generate mbedtls_oid_descriptor_t + */ +#if !defined(MBEDTLS_X509_REMOVE_INFO) +#define OID_DESCRIPTOR(s, name, description) { ADD_LEN(s), name, description } +#define NULL_OID_DESCRIPTOR { NULL, 0, NULL, NULL } +#else +#define OID_DESCRIPTOR(s, name, description) { ADD_LEN(s) } +#define NULL_OID_DESCRIPTOR { NULL, 0 } +#endif + +/* * Macro to generate an internal function for oid_XXX_from_asn1() (used by * the other functions) */ @@ -48,6 +60,7 @@ return NULL; \ } +#if !defined(MBEDTLS_X509_REMOVE_INFO) /* * Macro to generate a function for retrieving a single attribute from the * descriptor of an mbedtls_oid_descriptor_t wrapper. @@ -60,6 +73,7 @@ *ATTR1 = data->descriptor.ATTR1; \ return 0; \ } +#endif /* MBEDTLS_X509_REMOVE_INFO */ /* * Macro to generate a function for retrieving a single attribute from an @@ -141,88 +155,102 @@ typedef struct { static const oid_x520_attr_t oid_x520_attr_type[] = { { - { ADD_LEN(MBEDTLS_OID_AT_CN), "id-at-commonName", "Common Name" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_CN, "id-at-commonName", "Common Name"), "CN", }, { - { ADD_LEN(MBEDTLS_OID_AT_COUNTRY), "id-at-countryName", "Country" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_COUNTRY, "id-at-countryName", "Country"), "C", }, { - { ADD_LEN(MBEDTLS_OID_AT_LOCALITY), "id-at-locality", "Locality" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_LOCALITY, "id-at-locality", "Locality"), "L", }, { - { ADD_LEN(MBEDTLS_OID_AT_STATE), "id-at-state", "State" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_STATE, "id-at-state", "State"), "ST", }, { - { ADD_LEN(MBEDTLS_OID_AT_ORGANIZATION), "id-at-organizationName", "Organization" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_ORGANIZATION, "id-at-organizationName", + "Organization"), "O", }, { - { ADD_LEN(MBEDTLS_OID_AT_ORG_UNIT), "id-at-organizationalUnitName", "Org Unit" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_ORG_UNIT, "id-at-organizationalUnitName", "Org Unit"), "OU", }, { - { ADD_LEN(MBEDTLS_OID_PKCS9_EMAIL), "emailAddress", "E-mail address" }, + OID_DESCRIPTOR(MBEDTLS_OID_PKCS9_EMAIL, + "emailAddress", + "E-mail address"), "emailAddress", }, { - { ADD_LEN(MBEDTLS_OID_AT_SERIAL_NUMBER), "id-at-serialNumber", "Serial number" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_SERIAL_NUMBER, + "id-at-serialNumber", + "Serial number"), "serialNumber", }, { - { ADD_LEN(MBEDTLS_OID_AT_POSTAL_ADDRESS), "id-at-postalAddress", - "Postal address" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_POSTAL_ADDRESS, + "id-at-postalAddress", + "Postal address"), "postalAddress", }, { - { ADD_LEN(MBEDTLS_OID_AT_POSTAL_CODE), "id-at-postalCode", "Postal code" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_POSTAL_CODE, "id-at-postalCode", "Postal code"), "postalCode", }, { - { ADD_LEN(MBEDTLS_OID_AT_SUR_NAME), "id-at-surName", "Surname" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_SUR_NAME, "id-at-surName", "Surname"), "SN", }, { - { ADD_LEN(MBEDTLS_OID_AT_GIVEN_NAME), "id-at-givenName", "Given name" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_GIVEN_NAME, "id-at-givenName", "Given name"), "GN", }, { - { ADD_LEN(MBEDTLS_OID_AT_INITIALS), "id-at-initials", "Initials" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_INITIALS, "id-at-initials", "Initials"), "initials", }, { - { ADD_LEN(MBEDTLS_OID_AT_GENERATION_QUALIFIER), "id-at-generationQualifier", - "Generation qualifier" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_GENERATION_QUALIFIER, + "id-at-generationQualifier", + "Generation qualifier"), "generationQualifier", }, { - { ADD_LEN(MBEDTLS_OID_AT_TITLE), "id-at-title", "Title" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_TITLE, "id-at-title", "Title"), "title", }, { - { ADD_LEN(MBEDTLS_OID_AT_DN_QUALIFIER), "id-at-dnQualifier", - "Distinguished Name qualifier" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_DN_QUALIFIER, + "id-at-dnQualifier", + "Distinguished Name qualifier"), "dnQualifier", }, { - { ADD_LEN(MBEDTLS_OID_AT_PSEUDONYM), "id-at-pseudonym", "Pseudonym" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_PSEUDONYM, "id-at-pseudonym", "Pseudonym"), "pseudonym", }, { - { ADD_LEN(MBEDTLS_OID_DOMAIN_COMPONENT), "id-domainComponent", - "Domain component" }, + OID_DESCRIPTOR(MBEDTLS_OID_UID, "id-uid", "User Id"), + "uid", + }, + { + OID_DESCRIPTOR(MBEDTLS_OID_DOMAIN_COMPONENT, + "id-domainComponent", + "Domain component"), "DC", }, { - { ADD_LEN(MBEDTLS_OID_AT_UNIQUE_IDENTIFIER), "id-at-uniqueIdentifier", - "Unique Identifier" }, + OID_DESCRIPTOR(MBEDTLS_OID_AT_UNIQUE_IDENTIFIER, + "id-at-uniqueIdentifier", + "Unique Identifier"), "uniqueIdentifier", }, { - { NULL, 0, NULL, NULL }, + NULL_OID_DESCRIPTOR, NULL, } }; @@ -245,36 +273,53 @@ typedef struct { static const oid_x509_ext_t oid_x509_ext[] = { { - { ADD_LEN(MBEDTLS_OID_BASIC_CONSTRAINTS), "id-ce-basicConstraints", - "Basic Constraints" }, + OID_DESCRIPTOR(MBEDTLS_OID_BASIC_CONSTRAINTS, + "id-ce-basicConstraints", + "Basic Constraints"), MBEDTLS_OID_X509_EXT_BASIC_CONSTRAINTS, }, { - { ADD_LEN(MBEDTLS_OID_KEY_USAGE), "id-ce-keyUsage", "Key Usage" }, + OID_DESCRIPTOR(MBEDTLS_OID_KEY_USAGE, "id-ce-keyUsage", "Key Usage"), MBEDTLS_OID_X509_EXT_KEY_USAGE, }, { - { ADD_LEN(MBEDTLS_OID_EXTENDED_KEY_USAGE), "id-ce-extKeyUsage", - "Extended Key Usage" }, + OID_DESCRIPTOR(MBEDTLS_OID_EXTENDED_KEY_USAGE, + "id-ce-extKeyUsage", + "Extended Key Usage"), MBEDTLS_OID_X509_EXT_EXTENDED_KEY_USAGE, }, { - { ADD_LEN(MBEDTLS_OID_SUBJECT_ALT_NAME), "id-ce-subjectAltName", - "Subject Alt Name" }, + OID_DESCRIPTOR(MBEDTLS_OID_SUBJECT_ALT_NAME, + "id-ce-subjectAltName", + "Subject Alt Name"), MBEDTLS_OID_X509_EXT_SUBJECT_ALT_NAME, }, { - { ADD_LEN(MBEDTLS_OID_NS_CERT_TYPE), "id-netscape-certtype", - "Netscape Certificate Type" }, + OID_DESCRIPTOR(MBEDTLS_OID_NS_CERT_TYPE, + "id-netscape-certtype", + "Netscape Certificate Type"), MBEDTLS_OID_X509_EXT_NS_CERT_TYPE, }, { - { ADD_LEN(MBEDTLS_OID_CERTIFICATE_POLICIES), "id-ce-certificatePolicies", - "Certificate Policies" }, + OID_DESCRIPTOR(MBEDTLS_OID_CERTIFICATE_POLICIES, + "id-ce-certificatePolicies", + "Certificate Policies"), MBEDTLS_OID_X509_EXT_CERTIFICATE_POLICIES, }, { - { NULL, 0, NULL, NULL }, + OID_DESCRIPTOR(MBEDTLS_OID_SUBJECT_KEY_IDENTIFIER, + "id-ce-subjectKeyIdentifier", + "Subject Key Identifier"), + MBEDTLS_OID_X509_EXT_SUBJECT_KEY_IDENTIFIER, + }, + { + OID_DESCRIPTOR(MBEDTLS_OID_AUTHORITY_KEY_IDENTIFIER, + "id-ce-authorityKeyIdentifier", + "Authority Key Identifier"), + MBEDTLS_OID_X509_EXT_AUTHORITY_KEY_IDENTIFIER, + }, + { + NULL_OID_DESCRIPTOR, 0, }, }; @@ -282,19 +327,23 @@ static const oid_x509_ext_t oid_x509_ext[] = FN_OID_TYPED_FROM_ASN1(oid_x509_ext_t, x509_ext, oid_x509_ext) FN_OID_GET_ATTR1(mbedtls_oid_get_x509_ext_type, oid_x509_ext_t, x509_ext, int, ext_type) +#if !defined(MBEDTLS_X509_REMOVE_INFO) static const mbedtls_oid_descriptor_t oid_ext_key_usage[] = { - { ADD_LEN(MBEDTLS_OID_SERVER_AUTH), "id-kp-serverAuth", - "TLS Web Server Authentication" }, - { ADD_LEN(MBEDTLS_OID_CLIENT_AUTH), "id-kp-clientAuth", - "TLS Web Client Authentication" }, - { ADD_LEN(MBEDTLS_OID_CODE_SIGNING), "id-kp-codeSigning", "Code Signing" }, - { ADD_LEN(MBEDTLS_OID_EMAIL_PROTECTION), "id-kp-emailProtection", "E-mail Protection" }, - { ADD_LEN(MBEDTLS_OID_TIME_STAMPING), "id-kp-timeStamping", "Time Stamping" }, - { ADD_LEN(MBEDTLS_OID_OCSP_SIGNING), "id-kp-OCSPSigning", "OCSP Signing" }, - { ADD_LEN(MBEDTLS_OID_WISUN_FAN), "id-kp-wisun-fan-device", - "Wi-SUN Alliance Field Area Network (FAN)" }, - { NULL, 0, NULL, NULL }, + OID_DESCRIPTOR(MBEDTLS_OID_SERVER_AUTH, + "id-kp-serverAuth", + "TLS Web Server Authentication"), + OID_DESCRIPTOR(MBEDTLS_OID_CLIENT_AUTH, + "id-kp-clientAuth", + "TLS Web Client Authentication"), + OID_DESCRIPTOR(MBEDTLS_OID_CODE_SIGNING, "id-kp-codeSigning", "Code Signing"), + OID_DESCRIPTOR(MBEDTLS_OID_EMAIL_PROTECTION, "id-kp-emailProtection", "E-mail Protection"), + OID_DESCRIPTOR(MBEDTLS_OID_TIME_STAMPING, "id-kp-timeStamping", "Time Stamping"), + OID_DESCRIPTOR(MBEDTLS_OID_OCSP_SIGNING, "id-kp-OCSPSigning", "OCSP Signing"), + OID_DESCRIPTOR(MBEDTLS_OID_WISUN_FAN, + "id-kp-wisun-fan-device", + "Wi-SUN Alliance Field Area Network (FAN)"), + NULL_OID_DESCRIPTOR, }; FN_OID_TYPED_FROM_ASN1(mbedtls_oid_descriptor_t, ext_key_usage, oid_ext_key_usage) @@ -306,8 +355,8 @@ FN_OID_GET_ATTR1(mbedtls_oid_get_extended_key_usage, static const mbedtls_oid_descriptor_t oid_certificate_policies[] = { - { ADD_LEN(MBEDTLS_OID_ANY_POLICY), "anyPolicy", "Any Policy" }, - { NULL, 0, NULL, NULL }, + OID_DESCRIPTOR(MBEDTLS_OID_ANY_POLICY, "anyPolicy", "Any Policy"), + NULL_OID_DESCRIPTOR, }; FN_OID_TYPED_FROM_ASN1(mbedtls_oid_descriptor_t, certificate_policies, oid_certificate_policies) @@ -316,8 +365,8 @@ FN_OID_GET_ATTR1(mbedtls_oid_get_certificate_policies, certificate_policies, const char *, description) +#endif /* MBEDTLS_X509_REMOVE_INFO */ -#if defined(MBEDTLS_MD_C) /* * For SignatureAlgorithmIdentifier */ @@ -330,103 +379,107 @@ typedef struct { static const oid_sig_alg_t oid_sig_alg[] = { #if defined(MBEDTLS_RSA_C) -#if defined(MBEDTLS_MD2_C) - { - { ADD_LEN(MBEDTLS_OID_PKCS1_MD2), "md2WithRSAEncryption", "RSA with MD2" }, - MBEDTLS_MD_MD2, MBEDTLS_PK_RSA, - }, -#endif /* MBEDTLS_MD2_C */ -#if defined(MBEDTLS_MD4_C) +#if defined(MBEDTLS_MD_CAN_MD5) { - { ADD_LEN(MBEDTLS_OID_PKCS1_MD4), "md4WithRSAEncryption", "RSA with MD4" }, - MBEDTLS_MD_MD4, MBEDTLS_PK_RSA, - }, -#endif /* MBEDTLS_MD4_C */ -#if defined(MBEDTLS_MD5_C) - { - { ADD_LEN(MBEDTLS_OID_PKCS1_MD5), "md5WithRSAEncryption", "RSA with MD5" }, + OID_DESCRIPTOR(MBEDTLS_OID_PKCS1_MD5, "md5WithRSAEncryption", "RSA with MD5"), MBEDTLS_MD_MD5, MBEDTLS_PK_RSA, }, -#endif /* MBEDTLS_MD5_C */ -#if defined(MBEDTLS_SHA1_C) +#endif /* MBEDTLS_MD_CAN_MD5 */ +#if defined(MBEDTLS_MD_CAN_SHA1) { - { ADD_LEN(MBEDTLS_OID_PKCS1_SHA1), "sha-1WithRSAEncryption", "RSA with SHA1" }, + OID_DESCRIPTOR(MBEDTLS_OID_PKCS1_SHA1, "sha-1WithRSAEncryption", "RSA with SHA1"), MBEDTLS_MD_SHA1, MBEDTLS_PK_RSA, }, -#endif /* MBEDTLS_SHA1_C */ -#if defined(MBEDTLS_SHA256_C) +#endif /* MBEDTLS_MD_CAN_SHA1 */ +#if defined(MBEDTLS_MD_CAN_SHA224) { - { ADD_LEN(MBEDTLS_OID_PKCS1_SHA224), "sha224WithRSAEncryption", "RSA with SHA-224" }, + OID_DESCRIPTOR(MBEDTLS_OID_PKCS1_SHA224, "sha224WithRSAEncryption", + "RSA with SHA-224"), MBEDTLS_MD_SHA224, MBEDTLS_PK_RSA, }, +#endif /* MBEDTLS_MD_CAN_SHA224 */ +#if defined(MBEDTLS_MD_CAN_SHA256) { - { ADD_LEN(MBEDTLS_OID_PKCS1_SHA256), "sha256WithRSAEncryption", "RSA with SHA-256" }, + OID_DESCRIPTOR(MBEDTLS_OID_PKCS1_SHA256, "sha256WithRSAEncryption", + "RSA with SHA-256"), MBEDTLS_MD_SHA256, MBEDTLS_PK_RSA, }, -#endif /* MBEDTLS_SHA256_C */ -#if defined(MBEDTLS_SHA512_C) +#endif /* MBEDTLS_MD_CAN_SHA256 */ +#if defined(MBEDTLS_MD_CAN_SHA384) { - { ADD_LEN(MBEDTLS_OID_PKCS1_SHA384), "sha384WithRSAEncryption", "RSA with SHA-384" }, + OID_DESCRIPTOR(MBEDTLS_OID_PKCS1_SHA384, "sha384WithRSAEncryption", + "RSA with SHA-384"), MBEDTLS_MD_SHA384, MBEDTLS_PK_RSA, }, +#endif /* MBEDTLS_MD_CAN_SHA384 */ +#if defined(MBEDTLS_MD_CAN_SHA512) { - { ADD_LEN(MBEDTLS_OID_PKCS1_SHA512), "sha512WithRSAEncryption", "RSA with SHA-512" }, + OID_DESCRIPTOR(MBEDTLS_OID_PKCS1_SHA512, "sha512WithRSAEncryption", + "RSA with SHA-512"), MBEDTLS_MD_SHA512, MBEDTLS_PK_RSA, }, -#endif /* MBEDTLS_SHA512_C */ -#if defined(MBEDTLS_SHA1_C) +#endif /* MBEDTLS_MD_CAN_SHA512 */ +#if defined(MBEDTLS_MD_CAN_SHA1) { - { ADD_LEN(MBEDTLS_OID_RSA_SHA_OBS), "sha-1WithRSAEncryption", "RSA with SHA1" }, + OID_DESCRIPTOR(MBEDTLS_OID_RSA_SHA_OBS, "sha-1WithRSAEncryption", "RSA with SHA1"), MBEDTLS_MD_SHA1, MBEDTLS_PK_RSA, }, -#endif /* MBEDTLS_SHA1_C */ +#endif /* MBEDTLS_MD_CAN_SHA1 */ #endif /* MBEDTLS_RSA_C */ -#if defined(MBEDTLS_ECDSA_C) -#if defined(MBEDTLS_SHA1_C) +#if defined(MBEDTLS_PK_CAN_ECDSA_SOME) +#if defined(MBEDTLS_MD_CAN_SHA1) { - { ADD_LEN(MBEDTLS_OID_ECDSA_SHA1), "ecdsa-with-SHA1", "ECDSA with SHA1" }, + OID_DESCRIPTOR(MBEDTLS_OID_ECDSA_SHA1, "ecdsa-with-SHA1", "ECDSA with SHA1"), MBEDTLS_MD_SHA1, MBEDTLS_PK_ECDSA, }, -#endif /* MBEDTLS_SHA1_C */ -#if defined(MBEDTLS_SHA256_C) +#endif /* MBEDTLS_MD_CAN_SHA1 */ +#if defined(MBEDTLS_MD_CAN_SHA224) { - { ADD_LEN(MBEDTLS_OID_ECDSA_SHA224), "ecdsa-with-SHA224", "ECDSA with SHA224" }, + OID_DESCRIPTOR(MBEDTLS_OID_ECDSA_SHA224, "ecdsa-with-SHA224", "ECDSA with SHA224"), MBEDTLS_MD_SHA224, MBEDTLS_PK_ECDSA, }, +#endif +#if defined(MBEDTLS_MD_CAN_SHA256) { - { ADD_LEN(MBEDTLS_OID_ECDSA_SHA256), "ecdsa-with-SHA256", "ECDSA with SHA256" }, + OID_DESCRIPTOR(MBEDTLS_OID_ECDSA_SHA256, "ecdsa-with-SHA256", "ECDSA with SHA256"), MBEDTLS_MD_SHA256, MBEDTLS_PK_ECDSA, }, -#endif /* MBEDTLS_SHA256_C */ -#if defined(MBEDTLS_SHA512_C) +#endif /* MBEDTLS_MD_CAN_SHA256 */ +#if defined(MBEDTLS_MD_CAN_SHA384) { - { ADD_LEN(MBEDTLS_OID_ECDSA_SHA384), "ecdsa-with-SHA384", "ECDSA with SHA384" }, + OID_DESCRIPTOR(MBEDTLS_OID_ECDSA_SHA384, "ecdsa-with-SHA384", "ECDSA with SHA384"), MBEDTLS_MD_SHA384, MBEDTLS_PK_ECDSA, }, +#endif /* MBEDTLS_MD_CAN_SHA384 */ +#if defined(MBEDTLS_MD_CAN_SHA512) { - { ADD_LEN(MBEDTLS_OID_ECDSA_SHA512), "ecdsa-with-SHA512", "ECDSA with SHA512" }, + OID_DESCRIPTOR(MBEDTLS_OID_ECDSA_SHA512, "ecdsa-with-SHA512", "ECDSA with SHA512"), MBEDTLS_MD_SHA512, MBEDTLS_PK_ECDSA, }, -#endif /* MBEDTLS_SHA512_C */ -#endif /* MBEDTLS_ECDSA_C */ +#endif /* MBEDTLS_MD_CAN_SHA512 */ +#endif /* MBEDTLS_PK_CAN_ECDSA_SOME */ #if defined(MBEDTLS_RSA_C) { - { ADD_LEN(MBEDTLS_OID_RSASSA_PSS), "RSASSA-PSS", "RSASSA-PSS" }, + OID_DESCRIPTOR(MBEDTLS_OID_RSASSA_PSS, "RSASSA-PSS", "RSASSA-PSS"), MBEDTLS_MD_NONE, MBEDTLS_PK_RSASSA_PSS, }, #endif /* MBEDTLS_RSA_C */ { - { NULL, 0, NULL, NULL }, + NULL_OID_DESCRIPTOR, MBEDTLS_MD_NONE, MBEDTLS_PK_NONE, }, }; FN_OID_TYPED_FROM_ASN1(oid_sig_alg_t, sig_alg, oid_sig_alg) + +#if !defined(MBEDTLS_X509_REMOVE_INFO) FN_OID_GET_DESCRIPTOR_ATTR1(mbedtls_oid_get_sig_alg_desc, oid_sig_alg_t, sig_alg, const char *, description) +#endif + FN_OID_GET_ATTR2(mbedtls_oid_get_sig_alg, oid_sig_alg_t, sig_alg, @@ -441,7 +494,6 @@ FN_OID_GET_OID_BY_ATTR2(mbedtls_oid_get_oid_by_sig_alg, pk_alg, mbedtls_md_type_t, md_alg) -#endif /* MBEDTLS_MD_C */ /* * For PublicKeyInfo (PKCS1, RFC 5480) @@ -454,19 +506,19 @@ typedef struct { static const oid_pk_alg_t oid_pk_alg[] = { { - { ADD_LEN(MBEDTLS_OID_PKCS1_RSA), "rsaEncryption", "RSA" }, + OID_DESCRIPTOR(MBEDTLS_OID_PKCS1_RSA, "rsaEncryption", "RSA"), MBEDTLS_PK_RSA, }, { - { ADD_LEN(MBEDTLS_OID_EC_ALG_UNRESTRICTED), "id-ecPublicKey", "Generic EC key" }, + OID_DESCRIPTOR(MBEDTLS_OID_EC_ALG_UNRESTRICTED, "id-ecPublicKey", "Generic EC key"), MBEDTLS_PK_ECKEY, }, { - { ADD_LEN(MBEDTLS_OID_EC_ALG_ECDH), "id-ecDH", "EC key for ECDH" }, + OID_DESCRIPTOR(MBEDTLS_OID_EC_ALG_ECDH, "id-ecDH", "EC key for ECDH"), MBEDTLS_PK_ECKEY_DH, }, { - { NULL, 0, NULL, NULL }, + NULL_OID_DESCRIPTOR, MBEDTLS_PK_NONE, }, }; @@ -479,9 +531,9 @@ FN_OID_GET_OID_BY_ATTR1(mbedtls_oid_get_oid_by_pk_alg, mbedtls_pk_type_t, pk_alg) -#if defined(MBEDTLS_ECP_C) +#if defined(MBEDTLS_PK_HAVE_ECC_KEYS) /* - * For namedCurve (RFC 5480) + * For elliptic curves that use namedCurve inside ECParams (RFC 5480) */ typedef struct { mbedtls_oid_descriptor_t descriptor; @@ -490,74 +542,74 @@ typedef struct { static const oid_ecp_grp_t oid_ecp_grp[] = { -#if defined(MBEDTLS_ECP_DP_SECP192R1_ENABLED) +#if defined(MBEDTLS_ECP_HAVE_SECP192R1) { - { ADD_LEN(MBEDTLS_OID_EC_GRP_SECP192R1), "secp192r1", "secp192r1" }, + OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_SECP192R1, "secp192r1", "secp192r1"), MBEDTLS_ECP_DP_SECP192R1, }, -#endif /* MBEDTLS_ECP_DP_SECP192R1_ENABLED */ -#if defined(MBEDTLS_ECP_DP_SECP224R1_ENABLED) +#endif /* MBEDTLS_ECP_HAVE_SECP192R1 */ +#if defined(MBEDTLS_ECP_HAVE_SECP224R1) { - { ADD_LEN(MBEDTLS_OID_EC_GRP_SECP224R1), "secp224r1", "secp224r1" }, + OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_SECP224R1, "secp224r1", "secp224r1"), MBEDTLS_ECP_DP_SECP224R1, }, -#endif /* MBEDTLS_ECP_DP_SECP224R1_ENABLED */ -#if defined(MBEDTLS_ECP_DP_SECP256R1_ENABLED) +#endif /* MBEDTLS_ECP_HAVE_SECP224R1 */ +#if defined(MBEDTLS_ECP_HAVE_SECP256R1) { - { ADD_LEN(MBEDTLS_OID_EC_GRP_SECP256R1), "secp256r1", "secp256r1" }, + OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_SECP256R1, "secp256r1", "secp256r1"), MBEDTLS_ECP_DP_SECP256R1, }, -#endif /* MBEDTLS_ECP_DP_SECP256R1_ENABLED */ -#if defined(MBEDTLS_ECP_DP_SECP384R1_ENABLED) +#endif /* MBEDTLS_ECP_HAVE_SECP256R1 */ +#if defined(MBEDTLS_ECP_HAVE_SECP384R1) { - { ADD_LEN(MBEDTLS_OID_EC_GRP_SECP384R1), "secp384r1", "secp384r1" }, + OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_SECP384R1, "secp384r1", "secp384r1"), MBEDTLS_ECP_DP_SECP384R1, }, -#endif /* MBEDTLS_ECP_DP_SECP384R1_ENABLED */ -#if defined(MBEDTLS_ECP_DP_SECP521R1_ENABLED) +#endif /* MBEDTLS_ECP_HAVE_SECP384R1 */ +#if defined(MBEDTLS_ECP_HAVE_SECP521R1) { - { ADD_LEN(MBEDTLS_OID_EC_GRP_SECP521R1), "secp521r1", "secp521r1" }, + OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_SECP521R1, "secp521r1", "secp521r1"), MBEDTLS_ECP_DP_SECP521R1, }, -#endif /* MBEDTLS_ECP_DP_SECP521R1_ENABLED */ -#if defined(MBEDTLS_ECP_DP_SECP192K1_ENABLED) +#endif /* MBEDTLS_ECP_HAVE_SECP521R1 */ +#if defined(MBEDTLS_ECP_HAVE_SECP192K1) { - { ADD_LEN(MBEDTLS_OID_EC_GRP_SECP192K1), "secp192k1", "secp192k1" }, + OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_SECP192K1, "secp192k1", "secp192k1"), MBEDTLS_ECP_DP_SECP192K1, }, -#endif /* MBEDTLS_ECP_DP_SECP192K1_ENABLED */ -#if defined(MBEDTLS_ECP_DP_SECP224K1_ENABLED) +#endif /* MBEDTLS_ECP_HAVE_SECP192K1 */ +#if defined(MBEDTLS_ECP_HAVE_SECP224K1) { - { ADD_LEN(MBEDTLS_OID_EC_GRP_SECP224K1), "secp224k1", "secp224k1" }, + OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_SECP224K1, "secp224k1", "secp224k1"), MBEDTLS_ECP_DP_SECP224K1, }, -#endif /* MBEDTLS_ECP_DP_SECP224K1_ENABLED */ -#if defined(MBEDTLS_ECP_DP_SECP256K1_ENABLED) +#endif /* MBEDTLS_ECP_HAVE_SECP224K1 */ +#if defined(MBEDTLS_ECP_HAVE_SECP256K1) { - { ADD_LEN(MBEDTLS_OID_EC_GRP_SECP256K1), "secp256k1", "secp256k1" }, + OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_SECP256K1, "secp256k1", "secp256k1"), MBEDTLS_ECP_DP_SECP256K1, }, -#endif /* MBEDTLS_ECP_DP_SECP256K1_ENABLED */ -#if defined(MBEDTLS_ECP_DP_BP256R1_ENABLED) +#endif /* MBEDTLS_ECP_HAVE_SECP256K1 */ +#if defined(MBEDTLS_ECP_HAVE_BP256R1) { - { ADD_LEN(MBEDTLS_OID_EC_GRP_BP256R1), "brainpoolP256r1", "brainpool256r1" }, + OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_BP256R1, "brainpoolP256r1", "brainpool256r1"), MBEDTLS_ECP_DP_BP256R1, }, -#endif /* MBEDTLS_ECP_DP_BP256R1_ENABLED */ -#if defined(MBEDTLS_ECP_DP_BP384R1_ENABLED) +#endif /* MBEDTLS_ECP_HAVE_BP256R1 */ +#if defined(MBEDTLS_ECP_HAVE_BP384R1) { - { ADD_LEN(MBEDTLS_OID_EC_GRP_BP384R1), "brainpoolP384r1", "brainpool384r1" }, + OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_BP384R1, "brainpoolP384r1", "brainpool384r1"), MBEDTLS_ECP_DP_BP384R1, }, -#endif /* MBEDTLS_ECP_DP_BP384R1_ENABLED */ -#if defined(MBEDTLS_ECP_DP_BP512R1_ENABLED) +#endif /* MBEDTLS_ECP_HAVE_BP384R1 */ +#if defined(MBEDTLS_ECP_HAVE_BP512R1) { - { ADD_LEN(MBEDTLS_OID_EC_GRP_BP512R1), "brainpoolP512r1", "brainpool512r1" }, + OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_BP512R1, "brainpoolP512r1", "brainpool512r1"), MBEDTLS_ECP_DP_BP512R1, }, -#endif /* MBEDTLS_ECP_DP_BP512R1_ENABLED */ +#endif /* MBEDTLS_ECP_HAVE_BP512R1 */ { - { NULL, 0, NULL, NULL }, + NULL_OID_DESCRIPTOR, MBEDTLS_ECP_DP_NONE, }, }; @@ -569,7 +621,48 @@ FN_OID_GET_OID_BY_ATTR1(mbedtls_oid_get_oid_by_ec_grp, oid_ecp_grp, mbedtls_ecp_group_id, grp_id) -#endif /* MBEDTLS_ECP_C */ + +/* + * For Elliptic Curve algorithms that are directly + * encoded in the AlgorithmIdentifier (RFC 8410) + */ +typedef struct { + mbedtls_oid_descriptor_t descriptor; + mbedtls_ecp_group_id grp_id; +} oid_ecp_grp_algid_t; + +static const oid_ecp_grp_algid_t oid_ecp_grp_algid[] = +{ +#if defined(MBEDTLS_ECP_HAVE_CURVE25519) + { + OID_DESCRIPTOR(MBEDTLS_OID_X25519, "X25519", "X25519"), + MBEDTLS_ECP_DP_CURVE25519, + }, +#endif /* MBEDTLS_ECP_HAVE_CURVE25519 */ +#if defined(MBEDTLS_ECP_HAVE_CURVE448) + { + OID_DESCRIPTOR(MBEDTLS_OID_X448, "X448", "X448"), + MBEDTLS_ECP_DP_CURVE448, + }, +#endif /* MBEDTLS_ECP_HAVE_CURVE448 */ + { + NULL_OID_DESCRIPTOR, + MBEDTLS_ECP_DP_NONE, + }, +}; + +FN_OID_TYPED_FROM_ASN1(oid_ecp_grp_algid_t, grp_id_algid, oid_ecp_grp_algid) +FN_OID_GET_ATTR1(mbedtls_oid_get_ec_grp_algid, + oid_ecp_grp_algid_t, + grp_id_algid, + mbedtls_ecp_group_id, + grp_id) +FN_OID_GET_OID_BY_ATTR1(mbedtls_oid_get_oid_by_ec_grp_algid, + oid_ecp_grp_algid_t, + oid_ecp_grp_algid, + mbedtls_ecp_group_id, + grp_id) +#endif /* MBEDTLS_PK_HAVE_ECC_KEYS */ #if defined(MBEDTLS_CIPHER_C) /* @@ -583,15 +676,27 @@ typedef struct { static const oid_cipher_alg_t oid_cipher_alg[] = { { - { ADD_LEN(MBEDTLS_OID_DES_CBC), "desCBC", "DES-CBC" }, + OID_DESCRIPTOR(MBEDTLS_OID_DES_CBC, "desCBC", "DES-CBC"), MBEDTLS_CIPHER_DES_CBC, }, { - { ADD_LEN(MBEDTLS_OID_DES_EDE3_CBC), "des-ede3-cbc", "DES-EDE3-CBC" }, + OID_DESCRIPTOR(MBEDTLS_OID_DES_EDE3_CBC, "des-ede3-cbc", "DES-EDE3-CBC"), MBEDTLS_CIPHER_DES_EDE3_CBC, }, { - { NULL, 0, NULL, NULL }, + OID_DESCRIPTOR(MBEDTLS_OID_AES_128_CBC, "aes128-cbc", "AES128-CBC"), + MBEDTLS_CIPHER_AES_128_CBC, + }, + { + OID_DESCRIPTOR(MBEDTLS_OID_AES_192_CBC, "aes192-cbc", "AES192-CBC"), + MBEDTLS_CIPHER_AES_192_CBC, + }, + { + OID_DESCRIPTOR(MBEDTLS_OID_AES_256_CBC, "aes256-cbc", "AES256-CBC"), + MBEDTLS_CIPHER_AES_256_CBC, + }, + { + NULL_OID_DESCRIPTOR, MBEDTLS_CIPHER_NONE, }, }; @@ -604,7 +709,6 @@ FN_OID_GET_ATTR1(mbedtls_oid_get_cipher_alg, cipher_alg) #endif /* MBEDTLS_CIPHER_C */ -#if defined(MBEDTLS_MD_C) /* * For digestAlgorithm */ @@ -615,58 +719,74 @@ typedef struct { static const oid_md_alg_t oid_md_alg[] = { -#if defined(MBEDTLS_MD2_C) - { - { ADD_LEN(MBEDTLS_OID_DIGEST_ALG_MD2), "id-md2", "MD2" }, - MBEDTLS_MD_MD2, - }, -#endif /* MBEDTLS_MD2_C */ -#if defined(MBEDTLS_MD4_C) +#if defined(MBEDTLS_MD_CAN_MD5) { - { ADD_LEN(MBEDTLS_OID_DIGEST_ALG_MD4), "id-md4", "MD4" }, - MBEDTLS_MD_MD4, - }, -#endif /* MBEDTLS_MD4_C */ -#if defined(MBEDTLS_MD5_C) - { - { ADD_LEN(MBEDTLS_OID_DIGEST_ALG_MD5), "id-md5", "MD5" }, + OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_MD5, "id-md5", "MD5"), MBEDTLS_MD_MD5, }, -#endif /* MBEDTLS_MD5_C */ -#if defined(MBEDTLS_SHA1_C) +#endif +#if defined(MBEDTLS_MD_CAN_SHA1) { - { ADD_LEN(MBEDTLS_OID_DIGEST_ALG_SHA1), "id-sha1", "SHA-1" }, + OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA1, "id-sha1", "SHA-1"), MBEDTLS_MD_SHA1, }, -#endif /* MBEDTLS_SHA1_C */ -#if defined(MBEDTLS_SHA256_C) +#endif +#if defined(MBEDTLS_MD_CAN_SHA224) { - { ADD_LEN(MBEDTLS_OID_DIGEST_ALG_SHA224), "id-sha224", "SHA-224" }, + OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA224, "id-sha224", "SHA-224"), MBEDTLS_MD_SHA224, }, +#endif +#if defined(MBEDTLS_MD_CAN_SHA256) { - { ADD_LEN(MBEDTLS_OID_DIGEST_ALG_SHA256), "id-sha256", "SHA-256" }, + OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA256, "id-sha256", "SHA-256"), MBEDTLS_MD_SHA256, }, -#endif /* MBEDTLS_SHA256_C */ -#if defined(MBEDTLS_SHA512_C) +#endif +#if defined(MBEDTLS_MD_CAN_SHA384) { - { ADD_LEN(MBEDTLS_OID_DIGEST_ALG_SHA384), "id-sha384", "SHA-384" }, + OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA384, "id-sha384", "SHA-384"), MBEDTLS_MD_SHA384, }, +#endif +#if defined(MBEDTLS_MD_CAN_SHA512) { - { ADD_LEN(MBEDTLS_OID_DIGEST_ALG_SHA512), "id-sha512", "SHA-512" }, + OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA512, "id-sha512", "SHA-512"), MBEDTLS_MD_SHA512, }, -#endif /* MBEDTLS_SHA512_C */ -#if defined(MBEDTLS_RIPEMD160_C) +#endif +#if defined(MBEDTLS_MD_CAN_RIPEMD160) { - { ADD_LEN(MBEDTLS_OID_DIGEST_ALG_RIPEMD160), "id-ripemd160", "RIPEMD-160" }, + OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_RIPEMD160, "id-ripemd160", "RIPEMD-160"), MBEDTLS_MD_RIPEMD160, }, -#endif /* MBEDTLS_RIPEMD160_C */ +#endif +#if defined(MBEDTLS_MD_CAN_SHA3_224) { - { NULL, 0, NULL, NULL }, + OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA3_224, "id-sha3-224", "SHA-3-224"), + MBEDTLS_MD_SHA3_224, + }, +#endif +#if defined(MBEDTLS_MD_CAN_SHA3_256) + { + OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA3_256, "id-sha3-256", "SHA-3-256"), + MBEDTLS_MD_SHA3_256, + }, +#endif +#if defined(MBEDTLS_MD_CAN_SHA3_384) + { + OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA3_384, "id-sha3-384", "SHA-3-384"), + MBEDTLS_MD_SHA3_384, + }, +#endif +#if defined(MBEDTLS_MD_CAN_SHA3_512) + { + OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA3_512, "id-sha3-512", "SHA-3-512"), + MBEDTLS_MD_SHA3_512, + }, +#endif + { + NULL_OID_DESCRIPTOR, MBEDTLS_MD_NONE, }, }; @@ -689,43 +809,76 @@ typedef struct { static const oid_md_hmac_t oid_md_hmac[] = { -#if defined(MBEDTLS_SHA1_C) +#if defined(MBEDTLS_MD_CAN_SHA1) { - { ADD_LEN(MBEDTLS_OID_HMAC_SHA1), "hmacSHA1", "HMAC-SHA-1" }, + OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA1, "hmacSHA1", "HMAC-SHA-1"), MBEDTLS_MD_SHA1, }, -#endif /* MBEDTLS_SHA1_C */ -#if defined(MBEDTLS_SHA256_C) +#endif /* MBEDTLS_MD_CAN_SHA1 */ +#if defined(MBEDTLS_MD_CAN_SHA224) { - { ADD_LEN(MBEDTLS_OID_HMAC_SHA224), "hmacSHA224", "HMAC-SHA-224" }, + OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA224, "hmacSHA224", "HMAC-SHA-224"), MBEDTLS_MD_SHA224, }, +#endif /* MBEDTLS_MD_CAN_SHA224 */ +#if defined(MBEDTLS_MD_CAN_SHA256) { - { ADD_LEN(MBEDTLS_OID_HMAC_SHA256), "hmacSHA256", "HMAC-SHA-256" }, + OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA256, "hmacSHA256", "HMAC-SHA-256"), MBEDTLS_MD_SHA256, }, -#endif /* MBEDTLS_SHA256_C */ -#if defined(MBEDTLS_SHA512_C) +#endif /* MBEDTLS_MD_CAN_SHA256 */ +#if defined(MBEDTLS_MD_CAN_SHA384) { - { ADD_LEN(MBEDTLS_OID_HMAC_SHA384), "hmacSHA384", "HMAC-SHA-384" }, + OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA384, "hmacSHA384", "HMAC-SHA-384"), MBEDTLS_MD_SHA384, }, +#endif /* MBEDTLS_MD_CAN_SHA384 */ +#if defined(MBEDTLS_MD_CAN_SHA512) { - { ADD_LEN(MBEDTLS_OID_HMAC_SHA512), "hmacSHA512", "HMAC-SHA-512" }, + OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA512, "hmacSHA512", "HMAC-SHA-512"), MBEDTLS_MD_SHA512, }, -#endif /* MBEDTLS_SHA512_C */ +#endif /* MBEDTLS_MD_CAN_SHA512 */ +#if defined(MBEDTLS_MD_CAN_SHA3_224) { - { NULL, 0, NULL, NULL }, + OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA3_224, "hmacSHA3-224", "HMAC-SHA3-224"), + MBEDTLS_MD_SHA3_224, + }, +#endif /* MBEDTLS_MD_CAN_SHA3_224 */ +#if defined(MBEDTLS_MD_CAN_SHA3_256) + { + OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA3_256, "hmacSHA3-256", "HMAC-SHA3-256"), + MBEDTLS_MD_SHA3_256, + }, +#endif /* MBEDTLS_MD_CAN_SHA3_256 */ +#if defined(MBEDTLS_MD_CAN_SHA3_384) + { + OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA3_384, "hmacSHA3-384", "HMAC-SHA3-384"), + MBEDTLS_MD_SHA3_384, + }, +#endif /* MBEDTLS_MD_CAN_SHA3_384 */ +#if defined(MBEDTLS_MD_CAN_SHA3_512) + { + OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA3_512, "hmacSHA3-512", "HMAC-SHA3-512"), + MBEDTLS_MD_SHA3_512, + }, +#endif /* MBEDTLS_MD_CAN_SHA3_512 */ +#if defined(MBEDTLS_MD_CAN_RIPEMD160) + { + OID_DESCRIPTOR(MBEDTLS_OID_HMAC_RIPEMD160, "hmacRIPEMD160", "HMAC-RIPEMD160"), + MBEDTLS_MD_RIPEMD160, + }, +#endif /* MBEDTLS_MD_CAN_RIPEMD160 */ + { + NULL_OID_DESCRIPTOR, MBEDTLS_MD_NONE, }, }; FN_OID_TYPED_FROM_ASN1(oid_md_hmac_t, md_hmac, oid_md_hmac) FN_OID_GET_ATTR1(mbedtls_oid_get_md_hmac, oid_md_hmac_t, md_hmac, mbedtls_md_type_t, md_hmac) -#endif /* MBEDTLS_MD_C */ -#if defined(MBEDTLS_PKCS12_C) +#if defined(MBEDTLS_PKCS12_C) && defined(MBEDTLS_CIPHER_C) /* * For PKCS#12 PBEs */ @@ -738,17 +891,19 @@ typedef struct { static const oid_pkcs12_pbe_alg_t oid_pkcs12_pbe_alg[] = { { - { ADD_LEN(MBEDTLS_OID_PKCS12_PBE_SHA1_DES3_EDE_CBC), "pbeWithSHAAnd3-KeyTripleDES-CBC", - "PBE with SHA1 and 3-Key 3DES" }, + OID_DESCRIPTOR(MBEDTLS_OID_PKCS12_PBE_SHA1_DES3_EDE_CBC, + "pbeWithSHAAnd3-KeyTripleDES-CBC", + "PBE with SHA1 and 3-Key 3DES"), MBEDTLS_MD_SHA1, MBEDTLS_CIPHER_DES_EDE3_CBC, }, { - { ADD_LEN(MBEDTLS_OID_PKCS12_PBE_SHA1_DES2_EDE_CBC), "pbeWithSHAAnd2-KeyTripleDES-CBC", - "PBE with SHA1 and 2-Key 3DES" }, + OID_DESCRIPTOR(MBEDTLS_OID_PKCS12_PBE_SHA1_DES2_EDE_CBC, + "pbeWithSHAAnd2-KeyTripleDES-CBC", + "PBE with SHA1 and 2-Key 3DES"), MBEDTLS_MD_SHA1, MBEDTLS_CIPHER_DES_EDE_CBC, }, { - { NULL, 0, NULL, NULL }, + NULL_OID_DESCRIPTOR, MBEDTLS_MD_NONE, MBEDTLS_CIPHER_NONE, }, }; @@ -761,7 +916,7 @@ FN_OID_GET_ATTR2(mbedtls_oid_get_pkcs12_pbe_alg, md_alg, mbedtls_cipher_type_t, cipher_alg) -#endif /* MBEDTLS_PKCS12_C */ +#endif /* MBEDTLS_PKCS12_C && MBEDTLS_CIPHER_C */ /* Return the x.y.z.... style numeric string for the given OID */ int mbedtls_oid_get_numeric_string(char *buf, size_t size, @@ -832,4 +987,180 @@ int mbedtls_oid_get_numeric_string(char *buf, size_t size, return (int) (size - n); } +static int oid_parse_number(unsigned int *num, const char **p, const char *bound) +{ + int ret = MBEDTLS_ERR_ASN1_INVALID_DATA; + + *num = 0; + + while (*p < bound && **p >= '0' && **p <= '9') { + ret = 0; + if (*num > (UINT_MAX / 10)) { + return MBEDTLS_ERR_ASN1_INVALID_DATA; + } + *num *= 10; + *num += **p - '0'; + (*p)++; + } + return ret; +} + +static size_t oid_subidentifier_num_bytes(unsigned int value) +{ + size_t num_bytes = 0; + + do { + value >>= 7; + num_bytes++; + } while (value != 0); + + return num_bytes; +} + +static int oid_subidentifier_encode_into(unsigned char **p, + unsigned char *bound, + unsigned int value) +{ + size_t num_bytes = oid_subidentifier_num_bytes(value); + + if ((size_t) (bound - *p) < num_bytes) { + return MBEDTLS_ERR_OID_BUF_TOO_SMALL; + } + (*p)[num_bytes - 1] = (unsigned char) (value & 0x7f); + value >>= 7; + + for (size_t i = 2; i <= num_bytes; i++) { + (*p)[num_bytes - i] = 0x80 | (unsigned char) (value & 0x7f); + value >>= 7; + } + *p += num_bytes; + + return 0; +} + +/* Return the OID for the given x.y.z.... style numeric string */ +int mbedtls_oid_from_numeric_string(mbedtls_asn1_buf *oid, + const char *oid_str, size_t size) +{ + int ret = MBEDTLS_ERR_ASN1_INVALID_DATA; + const char *str_ptr = oid_str; + const char *str_bound = oid_str + size; + unsigned int val = 0; + unsigned int component1, component2; + size_t encoded_len; + unsigned char *resized_mem; + + /* Count the number of dots to get a worst-case allocation size. */ + size_t num_dots = 0; + for (size_t i = 0; i < size; i++) { + if (oid_str[i] == '.') { + num_dots++; + } + } + /* Allocate maximum possible required memory: + * There are (num_dots + 1) integer components, but the first 2 share the + * same subidentifier, so we only need num_dots subidentifiers maximum. */ + if (num_dots == 0 || (num_dots > MBEDTLS_OID_MAX_COMPONENTS - 1)) { + return MBEDTLS_ERR_ASN1_INVALID_DATA; + } + /* Each byte can store 7 bits, calculate number of bytes for a + * subidentifier: + * + * bytes = ceil(subidentifer_size * 8 / 7) + */ + size_t bytes_per_subidentifier = (((sizeof(unsigned int) * 8) - 1) / 7) + + 1; + size_t max_possible_bytes = num_dots * bytes_per_subidentifier; + oid->p = mbedtls_calloc(max_possible_bytes, 1); + if (oid->p == NULL) { + return MBEDTLS_ERR_ASN1_ALLOC_FAILED; + } + unsigned char *out_ptr = oid->p; + unsigned char *out_bound = oid->p + max_possible_bytes; + + ret = oid_parse_number(&component1, &str_ptr, str_bound); + if (ret != 0) { + goto error; + } + if (component1 > 2) { + /* First component can't be > 2 */ + ret = MBEDTLS_ERR_ASN1_INVALID_DATA; + goto error; + } + if (str_ptr >= str_bound || *str_ptr != '.') { + ret = MBEDTLS_ERR_ASN1_INVALID_DATA; + goto error; + } + str_ptr++; + + ret = oid_parse_number(&component2, &str_ptr, str_bound); + if (ret != 0) { + goto error; + } + if ((component1 < 2) && (component2 > 39)) { + /* Root nodes 0 and 1 may have up to 40 children, numbered 0-39 */ + ret = MBEDTLS_ERR_ASN1_INVALID_DATA; + goto error; + } + if (str_ptr < str_bound) { + if (*str_ptr == '.') { + str_ptr++; + } else { + ret = MBEDTLS_ERR_ASN1_INVALID_DATA; + goto error; + } + } + + if (component2 > (UINT_MAX - (component1 * 40))) { + ret = MBEDTLS_ERR_ASN1_INVALID_DATA; + goto error; + } + ret = oid_subidentifier_encode_into(&out_ptr, out_bound, + (component1 * 40) + component2); + if (ret != 0) { + goto error; + } + + while (str_ptr < str_bound) { + ret = oid_parse_number(&val, &str_ptr, str_bound); + if (ret != 0) { + goto error; + } + if (str_ptr < str_bound) { + if (*str_ptr == '.') { + str_ptr++; + } else { + ret = MBEDTLS_ERR_ASN1_INVALID_DATA; + goto error; + } + } + + ret = oid_subidentifier_encode_into(&out_ptr, out_bound, val); + if (ret != 0) { + goto error; + } + } + + encoded_len = (size_t) (out_ptr - oid->p); + resized_mem = mbedtls_calloc(encoded_len, 1); + if (resized_mem == NULL) { + ret = MBEDTLS_ERR_ASN1_ALLOC_FAILED; + goto error; + } + memcpy(resized_mem, oid->p, encoded_len); + mbedtls_free(oid->p); + oid->p = resized_mem; + oid->len = encoded_len; + + oid->tag = MBEDTLS_ASN1_OID; + + return 0; + +error: + mbedtls_free(oid->p); + oid->p = NULL; + oid->len = 0; + return ret; +} + #endif /* MBEDTLS_OID_C */ |