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WiiFlow_Lite/source/libwolfssl/wolfcrypt/asn.h

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/* asn.h
*
* Copyright (C) 2006-2021 wolfSSL Inc.
*
* This file is part of wolfSSL.
*
* wolfSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* wolfSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
*/
/*!
\file wolfssl/wolfcrypt/asn.h
*/
/*
DESCRIPTION
This library provides the interface to Abstract Syntax Notation One (ASN.1) objects.
ASN.1 is a standard interface description language for defining data structures
that can be serialized and deserialized in a cross-platform way.
*/
#ifndef WOLF_CRYPT_ASN_H
#define WOLF_CRYPT_ASN_H
#include <libwolfssl/wolfcrypt/types.h>
#ifndef NO_ASN
#if !defined(NO_ASN_TIME) && defined(NO_TIME_H)
#define NO_ASN_TIME /* backwards compatibility with NO_TIME_H */
#endif
#include <libwolfssl/wolfcrypt/integer.h>
/* fips declare of RsaPrivateKeyDecode @wc_fips */
#if defined(HAVE_FIPS) && !defined(NO_RSA) && \
(!defined(HAVE_FIPS_VERSION) || (HAVE_FIPS_VERSION < 2))
#include <cyassl/ctaocrypt/rsa.h>
#endif
#ifndef NO_DH
#include <libwolfssl/wolfcrypt/dh.h>
#endif
#ifndef NO_DSA
#include <libwolfssl/wolfcrypt/dsa.h>
#endif
#ifndef NO_SHA
#include <libwolfssl/wolfcrypt/sha.h>
#endif
#ifndef NO_MD5
#include <libwolfssl/wolfcrypt/md5.h>
#endif
#include <libwolfssl/wolfcrypt/sha256.h>
#include <libwolfssl/wolfcrypt/asn_public.h> /* public interface */
#if defined(NO_SHA) && defined(NO_SHA256)
#define WC_SHA256_DIGEST_SIZE 32
#endif
#ifdef __cplusplus
extern "C" {
#endif
#ifndef EXTERNAL_SERIAL_SIZE
#define EXTERNAL_SERIAL_SIZE 32
#endif
enum {
ISSUER = 0,
SUBJECT = 1,
BEFORE = 0,
AFTER = 1
};
/* ASN Tags */
enum ASN_Tags {
ASN_EOC = 0x00,
ASN_BOOLEAN = 0x01,
ASN_INTEGER = 0x02,
ASN_BIT_STRING = 0x03,
ASN_OCTET_STRING = 0x04,
ASN_TAG_NULL = 0x05,
ASN_OBJECT_ID = 0x06,
ASN_ENUMERATED = 0x0a,
ASN_UTF8STRING = 0x0c,
ASN_SEQUENCE = 0x10,
ASN_SET = 0x11,
ASN_PRINTABLE_STRING = 0x13,
ASN_IA5_STRING = 0x16,
ASN_UTC_TIME = 0x17,
ASN_OTHER_TYPE = 0x00,
ASN_RFC822_TYPE = 0x01,
ASN_DNS_TYPE = 0x02,
ASN_DIR_TYPE = 0x04,
ASN_URI_TYPE = 0x06, /* the value 6 is from GeneralName OID */
ASN_IP_TYPE = 0x07, /* the value 7 is from GeneralName OID */
ASN_GENERALIZED_TIME = 0x18,
CRL_EXTENSIONS = 0xa0,
ASN_EXTENSIONS = 0xa3,
ASN_LONG_LENGTH = 0x80,
ASN_INDEF_LENGTH = 0x80,
/* ASN_Flags - Bitmask */
ASN_CONSTRUCTED = 0x20,
ASN_APPLICATION = 0x40,
ASN_CONTEXT_SPECIFIC = 0x80,
};
#define ASN_UTC_TIME_SIZE 14
#define ASN_GENERALIZED_TIME_SIZE 16
#define ASN_GENERALIZED_TIME_MAX 68
enum DN_Tags {
ASN_DN_NULL = 0x00,
ASN_COMMON_NAME = 0x03, /* CN */
ASN_SUR_NAME = 0x04, /* SN */
ASN_SERIAL_NUMBER = 0x05, /* serialNumber */
ASN_COUNTRY_NAME = 0x06, /* C */
ASN_LOCALITY_NAME = 0x07, /* L */
ASN_STATE_NAME = 0x08, /* ST */
ASN_ORG_NAME = 0x0a, /* O */
ASN_ORGUNIT_NAME = 0x0b, /* OU */
ASN_BUS_CAT = 0x0f, /* businessCategory */
ASN_EMAIL_NAME = 0x98, /* not oid number there is 97 in 2.5.4.0-97 */
/* pilot attribute types
* OID values of 0.9.2342.19200300.100.1.* */
ASN_USER_ID = 0x01, /* UID */
ASN_FAVOURITE_DRINK = 0x05, /* favouriteDrink */
ASN_DOMAIN_COMPONENT = 0x19 /* DC */
};
/* This is the size of the smallest possible PEM header and footer */
extern const int pem_struct_min_sz;
#if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
typedef struct WOLFSSL_ObjectInfo {
int nid;
int id;
word32 type;
const char* sName;
const char* lName;
} WOLFSSL_ObjectInfo;
extern const size_t wolfssl_object_info_sz;
extern const WOLFSSL_ObjectInfo wolfssl_object_info[];
#endif /* defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL) */
/* DN Tag Strings */
#define WOLFSSL_COMMON_NAME "/CN="
#define WOLFSSL_LN_COMMON_NAME "/commonName="
#define WOLFSSL_SUR_NAME "/SN="
#define WOLFSSL_SERIAL_NUMBER "/serialNumber="
#define WOLFSSL_COUNTRY_NAME "/C="
#define WOLFSSL_LN_COUNTRY_NAME "/countryName="
#define WOLFSSL_LOCALITY_NAME "/L="
#define WOLFSSL_LN_LOCALITY_NAME "/localityName="
#define WOLFSSL_STATE_NAME "/ST="
#define WOLFSSL_LN_STATE_NAME "/stateOrProvinceName="
#define WOLFSSL_ORG_NAME "/O="
#define WOLFSSL_LN_ORG_NAME "/organizationName="
#define WOLFSSL_ORGUNIT_NAME "/OU="
#define WOLFSSL_LN_ORGUNIT_NAME "/organizationalUnitName="
#define WOLFSSL_DOMAIN_COMPONENT "/DC="
#define WOLFSSL_LN_DOMAIN_COMPONENT "/domainComponent="
#define WOLFSSL_BUS_CAT "/businessCategory="
#define WOLFSSL_JOI_C "/jurisdictionC="
#define WOLFSSL_JOI_ST "/jurisdictionST="
#define WOLFSSL_EMAIL_ADDR "/emailAddress="
#define WOLFSSL_USER_ID "/UID="
#define WOLFSSL_DOMAIN_COMPONENT "/DC="
#define WOLFSSL_FAVOURITE_DRINK "/favouriteDrink="
#if defined(WOLFSSL_APACHE_HTTPD)
/* otherName strings */
#define WOLFSSL_SN_MS_UPN "msUPN"
#define WOLFSSL_LN_MS_UPN "Microsoft User Principal Name"
#define WOLFSSL_MS_UPN_SUM 265
#define WOLFSSL_SN_DNS_SRV "id-on-dnsSRV"
#define WOLFSSL_LN_DNS_SRV "SRVName"
/* TLS features extension strings */
#define WOLFSSL_SN_TLS_FEATURE "tlsfeature"
#define WOLFSSL_LN_TLS_FEATURE "TLS Feature"
#define WOLFSSL_TLS_FEATURE_SUM 92
#endif
#if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
/* NIDs */
enum
{
NID_undef = 0,
NID_netscape_cert_type = NID_undef,
NID_des = 66,
NID_des3 = 67,
NID_sha256 = 672,
NID_sha384 = 673,
NID_sha512 = 674,
NID_pkcs9_challengePassword = 54,
NID_hw_name_oid = 73,
NID_id_pkix_OCSP_basic = 74,
NID_any_policy = 75,
NID_anyExtendedKeyUsage = 76,
NID_givenName = 99,
NID_initials = 101,
NID_title = 106,
NID_description = 107,
NID_basic_constraints = 133,
NID_key_usage = 129, /* 2.5.29.15 */
NID_ext_key_usage = 151, /* 2.5.29.37 */
NID_subject_key_identifier = 128,
NID_authority_key_identifier = 149,
NID_private_key_usage_period = 130, /* 2.5.29.16 */
NID_subject_alt_name = 131,
NID_issuer_alt_name = 132,
NID_info_access = 69,
NID_sinfo_access = 79, /* id-pe 11 */
NID_name_constraints = 144, /* 2.5.29.30 */
NID_crl_distribution_points = 145, /* 2.5.29.31 */
NID_certificate_policies = 146,
NID_policy_mappings = 147,
NID_policy_constraints = 150,
NID_inhibit_any_policy = 168, /* 2.5.29.54 */
NID_tlsfeature = 1020, /* id-pe 24 */
NID_commonName = 0x03, /* matches ASN_COMMON_NAME in asn.h */
NID_buildingName = 1494,
NID_surname = 0x04, /* SN */
NID_serialNumber = 0x05, /* serialNumber */
NID_countryName = 0x06, /* C */
NID_localityName = 0x07, /* L */
NID_stateOrProvinceName = 0x08, /* ST */
NID_organizationName = 0x0a, /* O */
NID_organizationalUnitName = 0x0b, /* OU */
NID_jurisdictionCountryName = 0xc,
NID_jurisdictionStateOrProvinceName = 0xd,
NID_businessCategory = ASN_BUS_CAT,
NID_domainComponent = ASN_DOMAIN_COMPONENT,
NID_favouriteDrink = 462,
NID_userId = 458,
NID_emailAddress = 0x30, /* emailAddress */
NID_id_on_dnsSRV = 82, /* 1.3.6.1.5.5.7.8.7 */
NID_ms_upn = 265, /* 1.3.6.1.4.1.311.20.2.3 */
NID_X9_62_prime_field = 406 /* 1.2.840.10045.1.1 */
};
#endif /* OPENSSL_EXTRA */
enum ECC_TYPES
{
ECC_PREFIX_0 = 160,
ECC_PREFIX_1 = 161
};
#ifdef WOLFSSL_CERT_PIV
enum PIV_Tags {
ASN_PIV_CERT = 0x0A,
ASN_PIV_NONCE = 0x0B,
ASN_PIV_SIGNED_NONCE = 0x0C,
ASN_PIV_TAG_CERT = 0x70,
ASN_PIV_TAG_CERT_INFO = 0x71,
ASN_PIV_TAG_MSCUID = 0x72,
ASN_PIV_TAG_ERR_DET = 0xFE,
/* certificate info masks */
ASN_PIV_CERT_INFO_COMPRESSED = 0x03,
ASN_PIV_CERT_INFO_ISX509 = 0x04,
};
#endif /* WOLFSSL_CERT_PIV */
#define ASN_JOI_PREFIX_SZ 10
#define ASN_JOI_PREFIX "\x2b\x06\x01\x04\x01\x82\x37\x3c\x02\x01"
#define ASN_JOI_C 0x3
#define ASN_JOI_ST 0x2
#ifndef WC_ASN_NAME_MAX
#ifdef OPENSSL_EXTRA
#define WC_ASN_NAME_MAX 300
#else
#define WC_ASN_NAME_MAX 256
#endif
#endif
#define ASN_NAME_MAX WC_ASN_NAME_MAX
enum Misc_ASN {
MAX_SALT_SIZE = 64, /* MAX PKCS Salt length */
MAX_IV_SIZE = 64, /* MAX PKCS Iv length */
ASN_BOOL_SIZE = 2, /* including type */
ASN_ECC_HEADER_SZ = 2, /* String type + 1 byte len */
ASN_ECC_CONTEXT_SZ = 2, /* Content specific type + 1 byte len */
#ifdef NO_SHA
KEYID_SIZE = WC_SHA256_DIGEST_SIZE,
#else
KEYID_SIZE = WC_SHA_DIGEST_SIZE,
#endif
RSA_INTS = 8, /* RSA ints in private key */
DSA_PARAM_INTS = 3, /* DSA paramater ints */
DSA_INTS = 5, /* DSA ints in private key */
MIN_DATE_SIZE = 12,
MAX_DATE_SIZE = 32,
ASN_GEN_TIME_SZ = 15, /* 7 numbers * 2 + Zulu tag */
#ifndef NO_RSA
#ifdef WOLFSSL_HAPROXY
MAX_ENCODED_SIG_SZ = 1024, /* Supports 8192 bit keys */
#else
MAX_ENCODED_SIG_SZ = 512, /* Supports 4096 bit keys */
#endif
#elif defined(HAVE_ECC)
MAX_ENCODED_SIG_SZ = 140,
#elif defined(HAVE_CURVE448)
MAX_ENCODED_SIG_SZ = 114,
#else
MAX_ENCODED_SIG_SZ = 64,
#endif
MAX_SIG_SZ = 256,
MAX_ALGO_SZ = 20,
MAX_SHORT_SZ = 6, /* asn int + byte len + 4 byte length */
MAX_SEQ_SZ = 5, /* enum(seq | con) + length(4) */
MAX_SET_SZ = 5, /* enum(set | con) + length(4) */
MAX_OCTET_STR_SZ = 5, /* enum(set | con) + length(4) */
MAX_EXP_SZ = 5, /* enum(contextspec|con|exp) + length(4) */
MAX_PRSTR_SZ = 5, /* enum(prstr) + length(4) */
MAX_VERSION_SZ = 5, /* enum + id + version(byte) + (header(2))*/
MAX_ENCODED_DIG_ASN_SZ= 9, /* enum(bit or octet) + length(4) */
MAX_ENCODED_DIG_SZ = 64 + MAX_ENCODED_DIG_ASN_SZ, /* asn header + sha512 */
MAX_RSA_INT_SZ = 517, /* RSA raw sz 4096 for bits + tag + len(4) */
MAX_DSA_INT_SZ = 389, /* DSA raw sz 3072 for bits + tag + len(4) */
MAX_NTRU_KEY_SZ = 610, /* NTRU 112 bit public key */
MAX_NTRU_ENC_SZ = 628, /* NTRU 112 bit DER public encoding */
MAX_LENGTH_SZ = 4, /* Max length size for DER encoding */
MAX_RSA_E_SZ = 16, /* Max RSA public e size */
MAX_CA_SZ = 32, /* Max encoded CA basic constraint length */
MAX_SN_SZ = 35, /* Max encoded serial number (INT) length */
MAX_DER_DIGEST_SZ = MAX_ENCODED_DIG_SZ + MAX_ALGO_SZ + MAX_SEQ_SZ,
/* Maximum DER digest size */
MAX_DER_DIGEST_ASN_SZ = MAX_ENCODED_DIG_ASN_SZ + MAX_ALGO_SZ + MAX_SEQ_SZ,
/* Maximum DER digest ASN header size */
/* Max X509 header length indicates the max length + 2 ('\n', '\0') */
MAX_X509_HEADER_SZ = (37 + 2), /* Maximum PEM Header/Footer Size */
#ifdef WOLFSSL_CERT_GEN
#ifdef WOLFSSL_CERT_REQ
/* Max encoded cert req attributes length */
MAX_ATTRIB_SZ = MAX_SEQ_SZ * 3 + (11 + MAX_SEQ_SZ) * 2 +
MAX_PRSTR_SZ + CTC_NAME_SIZE, /* 11 is the OID size */
#endif
#if defined(WOLFSSL_ALT_NAMES) || defined(WOLFSSL_CERT_EXT)
MAX_EXTENSIONS_SZ = 1 + MAX_LENGTH_SZ + CTC_MAX_ALT_SIZE,
#else
MAX_EXTENSIONS_SZ = 1 + MAX_LENGTH_SZ + MAX_CA_SZ,
#endif
/* Max total extensions, id + len + others */
#endif
#if defined(WOLFSSL_CERT_EXT) || defined(OPENSSL_EXTRA) || \
defined(HAVE_PKCS7) || defined(OPENSSL_EXTRA_X509_SMALL)
MAX_OID_SZ = 32, /* Max DER length of OID*/
MAX_OID_STRING_SZ = 64, /* Max string length representation of OID*/
#endif
#ifdef WOLFSSL_CERT_EXT
MAX_KID_SZ = 45, /* Max encoded KID length (SHA-256 case) */
MAX_KEYUSAGE_SZ = 18, /* Max encoded Key Usage length */
MAX_EXTKEYUSAGE_SZ = 12 + (6 * (8 + 2)) +
CTC_MAX_EKU_OID_SZ, /* Max encoded ExtKeyUsage
(SEQ/LEN + OBJID + OCTSTR/LEN + SEQ +
(6 * (SEQ + OID))) */
MAX_CERTPOL_NB = CTC_MAX_CERTPOL_NB,/* Max number of Cert Policy */
MAX_CERTPOL_SZ = CTC_MAX_CERTPOL_SZ,
#endif
MAX_AIA_SZ = 2, /* Max Authority Info Access extension size*/
OCSP_NONCE_EXT_SZ = 35, /* OCSP Nonce Extension size */
MAX_OCSP_EXT_SZ = 58, /* Max OCSP Extension length */
MAX_OCSP_NONCE_SZ = 16, /* OCSP Nonce size */
EIGHTK_BUF = 8192, /* Tmp buffer size */
MAX_PUBLIC_KEY_SZ = MAX_NTRU_ENC_SZ + MAX_ALGO_SZ + MAX_SEQ_SZ * 2,
/* use bigger NTRU size */
#ifdef WOLFSSL_ENCRYPTED_KEYS
HEADER_ENCRYPTED_KEY_SIZE = 88,/* Extra header size for encrypted key */
#else
HEADER_ENCRYPTED_KEY_SIZE = 0,
#endif
TRAILING_ZERO = 1, /* Used for size of zero pad */
ASN_TAG_SZ = 1, /* single byte ASN.1 tag */
MIN_VERSION_SZ = 3, /* Min bytes needed for GetMyVersion */
MAX_X509_VERSION = 3, /* Max X509 version allowed */
MIN_X509_VERSION = 0, /* Min X509 version allowed */
WOLFSSL_X509_V1 = 0,
WOLFSSL_X509_V2 = 1,
WOLFSSL_X509_V3 = 2,
#if defined(OPENSSL_ALL) || defined(WOLFSSL_MYSQL_COMPATIBLE) || \
defined(WOLFSSL_NGINX) || defined(WOLFSSL_HAPROXY) || \
defined(OPENSSL_EXTRA) || defined(HAVE_PKCS7)
MAX_TIME_STRING_SZ = 25, /* Max length of formatted time string */
#endif
PKCS5_SALT_SZ = 8,
PEM_LINE_SZ = 64, /* Length of Base64 encoded line, not including new line */
PEM_LINE_LEN = PEM_LINE_SZ + 12, /* PEM line max + fudge */
};
#ifndef WC_MAX_NAME_ENTRIES
/* entries added to x509 name struct */
#define WC_MAX_NAME_ENTRIES 13
#endif
#define MAX_NAME_ENTRIES WC_MAX_NAME_ENTRIES
enum Oid_Types {
oidHashType = 0,
oidSigType = 1,
oidKeyType = 2,
oidCurveType = 3,
oidBlkType = 4,
oidOcspType = 5,
oidCertExtType = 6,
oidCertAuthInfoType = 7,
oidCertPolicyType = 8,
oidCertAltNameType = 9,
oidCertKeyUseType = 10,
oidKdfType = 11,
oidKeyWrapType = 12,
oidCmsKeyAgreeType = 13,
oidPBEType = 14,
oidHmacType = 15,
oidCompressType = 16,
oidCertNameType = 17,
oidTlsExtType = 18,
oidCrlExtType = 19,
oidCsrAttrType = 20,
oidIgnoreType
};
enum Hash_Sum {
MD2h = 646,
MD5h = 649,
SHAh = 88,
SHA224h = 417,
SHA256h = 414,
SHA384h = 415,
SHA512h = 416,
SHA3_224h = 420,
SHA3_256h = 421,
SHA3_384h = 422,
SHA3_512h = 423
};
#if !defined(NO_DES3) || !defined(NO_AES)
enum Block_Sum {
#ifdef WOLFSSL_AES_128
AES128CBCb = 414,
AES128GCMb = 418,
AES128CCMb = 419,
#endif
#ifdef WOLFSSL_AES_192
AES192CBCb = 434,
AES192GCMb = 438,
AES192CCMb = 439,
#endif
#ifdef WOLFSSL_AES_256
AES256CBCb = 454,
AES256GCMb = 458,
AES256CCMb = 459,
#endif
#ifndef NO_DES3
DESb = 69,
DES3b = 652
#endif
};
#endif /* !NO_DES3 || !NO_AES */
enum Key_Sum {
DSAk = 515,
RSAk = 645,
NTRUk = 274,
ECDSAk = 518,
ED25519k = 256,
ED448k = 257,
DHk = 647, /* dhKeyAgreement OID: 1.2.840.113549.1.3.1 */
};
#if !defined(NO_AES) || defined(HAVE_PKCS7)
enum KeyWrap_Sum {
#ifdef WOLFSSL_AES_128
AES128_WRAP = 417,
#endif
#ifdef WOLFSSL_AES_192
AES192_WRAP = 437,
#endif
#ifdef WOLFSSL_AES_256
AES256_WRAP = 457,
#endif
#ifdef HAVE_PKCS7
PWRI_KEK_WRAP = 680 /*id-alg-PWRI-KEK, 1.2.840.113549.1.9.16.3.9 */
#endif
};
#endif /* !NO_AES || PKCS7 */
enum Key_Agree {
dhSinglePass_stdDH_sha1kdf_scheme = 464,
dhSinglePass_stdDH_sha224kdf_scheme = 188,
dhSinglePass_stdDH_sha256kdf_scheme = 189,
dhSinglePass_stdDH_sha384kdf_scheme = 190,
dhSinglePass_stdDH_sha512kdf_scheme = 191,
};
enum KDF_Sum {
PBKDF2_OID = 660
};
enum HMAC_Sum {
HMAC_SHA224_OID = 652,
HMAC_SHA256_OID = 653,
HMAC_SHA384_OID = 654,
HMAC_SHA512_OID = 655,
HMAC_SHA3_224_OID = 426,
HMAC_SHA3_256_OID = 427,
HMAC_SHA3_384_OID = 428,
HMAC_SHA3_512_OID = 429
};
enum Extensions_Sum {
BASIC_CA_OID = 133, /* 2.5.29.19 */
ALT_NAMES_OID = 131, /* 2.5.29.17 */
CRL_DIST_OID = 145, /* 2.5.29.31 */
AUTH_INFO_OID = 69, /* 1.3.6.1.5.5.7.1.1 */
AUTH_KEY_OID = 149, /* 2.5.29.35 */
SUBJ_KEY_OID = 128, /* 2.5.29.14 */
CERT_POLICY_OID = 146, /* 2.5.29.32 */
KEY_USAGE_OID = 129, /* 2.5.29.15 */
INHIBIT_ANY_OID = 168, /* 2.5.29.54 */
EXT_KEY_USAGE_OID = 151, /* 2.5.29.37 */
NAME_CONS_OID = 144, /* 2.5.29.30 */
PRIV_KEY_USAGE_PERIOD_OID = 130, /* 2.5.29.16 */
SUBJECT_INFO_ACCESS = 79, /* 1.3.6.1.5.5.7.1.11 */
POLICY_MAP_OID = 147, /* 2.5.29.33 */
POLICY_CONST_OID = 150, /* 2.5.29.36 */
ISSUE_ALT_NAMES_OID = 132, /* 2.5.29.18 */
TLS_FEATURE_OID = 92, /* 1.3.6.1.5.5.7.1.24 */
NETSCAPE_CT_OID = 753, /* 2.16.840.1.113730.1.1 */
OCSP_NOCHECK_OID = 121 /* 1.3.6.1.5.5.7.48.1.5
id-pkix-ocsp-nocheck */
};
enum CertificatePolicy_Sum {
CP_ANY_OID = 146 /* id-ce 32 0 */
};
enum SepHardwareName_Sum {
HW_NAME_OID = 79 /* 1.3.6.1.5.5.7.8.4 from RFC 4108*/
};
enum AuthInfo_Sum {
AIA_OCSP_OID = 116, /* 1.3.6.1.5.5.7.48.1 */
AIA_CA_ISSUER_OID = 117 /* 1.3.6.1.5.5.7.48.2 */
};
enum ExtKeyUsage_Sum { /* From RFC 5280 */
EKU_ANY_OID = 151, /* 2.5.29.37.0, anyExtendedKeyUsage */
EKU_SERVER_AUTH_OID = 71, /* 1.3.6.1.5.5.7.3.1, id-kp-serverAuth */
EKU_CLIENT_AUTH_OID = 72, /* 1.3.6.1.5.5.7.3.2, id-kp-clientAuth */
EKU_CODESIGNING_OID = 73, /* 1.3.6.1.5.5.7.3.3, id-kp-codeSigning */
EKU_EMAILPROTECT_OID = 74, /* 1.3.6.1.5.5.7.3.4, id-kp-emailProtection */
EKU_TIMESTAMP_OID = 78, /* 1.3.6.1.5.5.7.3.8, id-kp-timeStamping */
EKU_OCSP_SIGN_OID = 79 /* 1.3.6.1.5.5.7.3.9, id-kp-OCSPSigning */
};
#ifdef HAVE_LIBZ
enum CompressAlg_Sum {
ZLIBc = 679 /* 1.2.840.113549.1.9.16.3.8, id-alg-zlibCompress */
};
#endif
enum VerifyType {
NO_VERIFY = 0,
VERIFY = 1,
VERIFY_CRL = 2,
VERIFY_OCSP = 3,
VERIFY_NAME = 4,
VERIFY_SKIP_DATE = 5,
VERIFY_OCSP_CERT = 6,
};
#ifdef WOLFSSL_CERT_EXT
enum KeyIdType {
SKID_TYPE = 0,
AKID_TYPE = 1
};
#endif
#ifdef WOLFSSL_CERT_REQ
enum CsrAttrType {
CHALLENGE_PASSWORD_OID = 659,
SERIAL_NUMBER_OID = 94,
EXTENSION_REQUEST_OID = 666,
};
#endif
/* Key usage extension bits (based on RFC 5280) */
#define KEYUSE_DIGITAL_SIG 0x0080
#define KEYUSE_CONTENT_COMMIT 0x0040
#define KEYUSE_KEY_ENCIPHER 0x0020
#define KEYUSE_DATA_ENCIPHER 0x0010
#define KEYUSE_KEY_AGREE 0x0008
#define KEYUSE_KEY_CERT_SIGN 0x0004
#define KEYUSE_CRL_SIGN 0x0002
#define KEYUSE_ENCIPHER_ONLY 0x0001
#define KEYUSE_DECIPHER_ONLY 0x8000
/* Extended Key Usage bits (internal mapping only) */
#define EXTKEYUSE_USER 0x80
#define EXTKEYUSE_OCSP_SIGN 0x40
#define EXTKEYUSE_TIMESTAMP 0x20
#define EXTKEYUSE_EMAILPROT 0x10
#define EXTKEYUSE_CODESIGN 0x08
#define EXTKEYUSE_CLIENT_AUTH 0x04
#define EXTKEYUSE_SERVER_AUTH 0x02
#define EXTKEYUSE_ANY 0x01
typedef struct DNS_entry DNS_entry;
struct DNS_entry {
DNS_entry* next; /* next on DNS list */
int type; /* i.e. ASN_DNS_TYPE */
int len; /* actual DNS len */
char* name; /* actual DNS name */
};
typedef struct Base_entry Base_entry;
struct Base_entry {
Base_entry* next; /* next on name base list */
char* name; /* actual name base */
int nameSz; /* name length */
byte type; /* Name base type (DNS or RFC822) */
};
enum SignatureState {
SIG_STATE_BEGIN,
SIG_STATE_HASH,
SIG_STATE_KEY,
SIG_STATE_DO,
SIG_STATE_CHECK,
};
#ifdef HAVE_PK_CALLBACKS
#ifdef HAVE_ECC
typedef int (*wc_CallbackEccVerify)(
const unsigned char* sig, unsigned int sigSz,
const unsigned char* hash, unsigned int hashSz,
const unsigned char* keyDer, unsigned int keySz,
int* result, void* ctx);
#endif
#ifndef NO_RSA
typedef int (*wc_CallbackRsaVerify)(
unsigned char* sig, unsigned int sigSz,
unsigned char** out,
const unsigned char* keyDer, unsigned int keySz,
void* ctx);
#endif
#endif /* HAVE_PK_CALLBACKS */
struct SignatureCtx {
void* heap;
byte* digest;
#ifndef NO_RSA
byte* out;
#endif
#if !(defined(NO_RSA) && defined(NO_DSA))
byte* sigCpy;
#endif
#if defined(HAVE_ECC) || defined(HAVE_ED25519) || defined(HAVE_ED448) || \
!defined(NO_DSA)
int verify;
#endif
union {
#ifndef NO_RSA
struct RsaKey* rsa;
#endif
#ifndef NO_DSA
struct DsaKey* dsa;
#endif
#ifdef HAVE_ECC
struct ecc_key* ecc;
#endif
#ifdef HAVE_ED25519
struct ed25519_key* ed25519;
#endif
#ifdef HAVE_ED448
struct ed448_key* ed448;
#endif
void* ptr;
} key;
int devId;
int state;
int typeH;
int digestSz;
word32 keyOID;
#ifdef WOLFSSL_ASYNC_CRYPT
WC_ASYNC_DEV* asyncDev;
void* asyncCtx;
#endif
#ifdef HAVE_PK_CALLBACKS
#ifdef HAVE_ECC
wc_CallbackEccVerify pkCbEcc;
void* pkCtxEcc;
#endif
#ifndef NO_RSA
wc_CallbackRsaVerify pkCbRsa;
void* pkCtxRsa;
#endif
#endif /* HAVE_PK_CALLBACKS */
#ifndef NO_RSA
#ifdef WOLFSSL_RENESAS_TSIP_TLS
byte verifyByTSIP;
word32 certBegin;
word32 pubkey_n_start;
word32 pubkey_n_len;
word32 pubkey_e_start;
word32 pubkey_e_len;
#endif
#endif
};
enum CertSignState {
CERTSIGN_STATE_BEGIN,
CERTSIGN_STATE_DIGEST,
CERTSIGN_STATE_ENCODE,
CERTSIGN_STATE_DO,
};
struct CertSignCtx {
byte* sig;
byte* digest;
#ifndef NO_RSA
byte* encSig;
int encSigSz;
#endif
int state; /* enum CertSignState */
};
#ifndef WOLFSSL_MAX_PATH_LEN
/* RFC 5280 Section 6.1.2. "Initialization" - item (k) defines
* (k) max_path_length: this integer is initialized to "n", is
* decremented for each non-self-issued certificate in the path,
* and may be reduced to the value in the path length constraint
* field within the basic constraints extension of a CA
* certificate.
*
* wolfSSL has arbitrarily selected the value 127 for "n" in the above
* description. Users can modify the maximum path length by setting
* WOLFSSL_MAX_PATH_LEN to a preferred value at build time
*/
#define WOLFSSL_MAX_PATH_LEN 127
#endif
typedef struct DecodedCert DecodedCert;
typedef struct Signer Signer;
#ifdef WOLFSSL_TRUST_PEER_CERT
typedef struct TrustedPeerCert TrustedPeerCert;
#endif /* WOLFSSL_TRUST_PEER_CERT */
typedef struct SignatureCtx SignatureCtx;
typedef struct CertSignCtx CertSignCtx;
struct DecodedCert {
const byte* publicKey;
word32 pubKeySize;
int pubKeyStored;
word32 certBegin; /* offset to start of cert */
word32 sigIndex; /* offset to start of signature */
word32 sigLength; /* length of signature */
word32 signatureOID; /* sum of algorithm object id */
word32 keyOID; /* sum of key algo object id */
int version; /* cert version, 1 or 3 */
DNS_entry* altNames; /* alt names list of dns entries */
#ifndef IGNORE_NAME_CONSTRAINTS
DNS_entry* altEmailNames; /* alt names list of RFC822 entries */
DNS_entry* altDirNames; /* alt names list of DIR entries */
Base_entry* permittedNames; /* Permitted name bases */
Base_entry* excludedNames; /* Excluded name bases */
#endif /* IGNORE_NAME_CONSTRAINTS */
byte subjectHash[KEYID_SIZE]; /* hash of all Names */
byte issuerHash[KEYID_SIZE]; /* hash of all Names */
#ifdef HAVE_OCSP
byte subjectKeyHash[KEYID_SIZE]; /* hash of the public Key */
byte issuerKeyHash[KEYID_SIZE]; /* hash of the public Key */
#endif /* HAVE_OCSP */
const byte* signature; /* not owned, points into raw cert */
char* subjectCN; /* CommonName */
int subjectCNLen; /* CommonName Length */
char subjectCNEnc; /* CommonName Encoding */
char issuer[ASN_NAME_MAX]; /* full name including common name */
char subject[ASN_NAME_MAX]; /* full name including common name */
int verify; /* Default to yes, but could be off */
const byte* source; /* byte buffer holder cert, NOT owner */
word32 srcIdx; /* current offset into buffer */
word32 maxIdx; /* max offset based on init size */
void* heap; /* for user memory overrides */
byte serial[EXTERNAL_SERIAL_SIZE]; /* raw serial number */
int serialSz; /* raw serial bytes stored */
const byte* extensions; /* not owned, points into raw cert */
int extensionsSz; /* length of cert extensions */
word32 extensionsIdx; /* if want to go back and parse later */
const byte* extAuthInfo; /* Authority Information Access URI */
int extAuthInfoSz; /* length of the URI */
#if defined(OPENSSL_ALL) || defined(WOLFSSL_QT)
const byte* extAuthInfoCaIssuer; /* Authority Info Access caIssuer URI */
int extAuthInfoCaIssuerSz; /* length of the caIssuer URI */
#endif
const byte* extCrlInfo; /* CRL Distribution Points */
int extCrlInfoSz; /* length of the URI */
byte extSubjKeyId[KEYID_SIZE]; /* Subject Key ID */
byte extAuthKeyId[KEYID_SIZE]; /* Authority Key ID */
byte pathLength; /* CA basic constraint path length */
byte maxPathLen; /* max_path_len see RFC 5280 section
* 6.1.2 "Initialization" - (k) for
* description of max_path_len */
byte policyConstSkip; /* Policy Constraints skip certs value */
word16 extKeyUsage; /* Key usage bitfield */
byte extExtKeyUsage; /* Extended Key usage bitfield */
#if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
const byte* extExtKeyUsageSrc;
word32 extExtKeyUsageSz;
word32 extExtKeyUsageCount;
const byte* extAuthKeyIdSrc;
word32 extAuthKeyIdSz;
const byte* extSubjKeyIdSrc;
word32 extSubjKeyIdSz;
#endif
#if defined(HAVE_ECC) || defined(HAVE_ED25519) || defined(HAVE_ED448)
word32 pkCurveOID; /* Public Key's curve OID */
#endif /* HAVE_ECC */
const byte* beforeDate;
int beforeDateLen;
const byte* afterDate;
int afterDateLen;
#if defined(HAVE_PKCS7) || defined(WOLFSSL_CERT_EXT)
const byte* issuerRaw; /* pointer to issuer inside source */
int issuerRawLen;
#endif
#if !defined(IGNORE_NAME_CONSTRAINTS) || defined(WOLFSSL_CERT_EXT)
const byte* subjectRaw; /* pointer to subject inside source */
int subjectRawLen;
#endif
#if defined(WOLFSSL_CERT_GEN) || defined(WOLFSSL_CERT_EXT)
/* easy access to subject info for other sign */
char* subjectSN;
int subjectSNLen;
char subjectSNEnc;
char* subjectC;
int subjectCLen;
char subjectCEnc;
char* subjectL;
int subjectLLen;
char subjectLEnc;
char* subjectST;
int subjectSTLen;
char subjectSTEnc;
char* subjectO;
int subjectOLen;
char subjectOEnc;
char* subjectOU;
int subjectOULen;
char subjectOUEnc;
char* subjectSND;
int subjectSNDLen;
char subjectSNDEnc;
#ifdef WOLFSSL_CERT_EXT
char* subjectBC;
int subjectBCLen;
char subjectBCEnc;
char* subjectJC;
int subjectJCLen;
char subjectJCEnc;
char* subjectJS;
int subjectJSLen;
char subjectJSEnc;
#endif
char* subjectEmail;
int subjectEmailLen;
#endif /* WOLFSSL_CERT_GEN */
#if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
/* WOLFSSL_X509_NAME structures (used void* to avoid including ssl.h) */
void* issuerName;
void* subjectName;
#endif /* OPENSSL_EXTRA */
#ifdef WOLFSSL_SEP
int deviceTypeSz;
byte* deviceType;
int hwTypeSz;
byte* hwType;
int hwSerialNumSz;
byte* hwSerialNum;
#endif /* WOLFSSL_SEP */
#ifdef WOLFSSL_CERT_EXT
char extCertPolicies[MAX_CERTPOL_NB][MAX_CERTPOL_SZ];
int extCertPoliciesNb;
#endif /* defined(WOLFSSL_CERT_GEN) || defined(WOLFSSL_CERT_EXT) */
#ifdef WOLFSSL_CERT_REQ
/* CSR attributes */
char* cPwd; /* challengePassword */
int cPwdLen;
char* sNum; /* Serial Number */
int sNumLen;
#endif /* WOLFSSL_CERT_REQ */
Signer* ca;
#ifndef NO_CERTS
SignatureCtx sigCtx;
#endif
#ifdef WOLFSSL_RENESAS_TSIP
byte* tsip_encRsaKeyIdx;
#endif
int badDate;
int criticalExt;
/* Option Bits */
byte subjectCNStored : 1; /* have we saved a copy we own */
byte extSubjKeyIdSet : 1; /* Set when the SKID was read from cert */
byte extAuthKeyIdSet : 1; /* Set when the AKID was read from cert */
#ifndef IGNORE_NAME_CONSTRAINTS
byte extNameConstraintSet : 1;
#endif
byte isCA : 1; /* CA basic constraint true */
byte pathLengthSet : 1; /* CA basic const path length set */
byte weOwnAltNames : 1; /* altNames haven't been given to copy */
byte extKeyUsageSet : 1;
byte extExtKeyUsageSet : 1; /* Extended Key Usage set */
#ifdef HAVE_OCSP
byte ocspNoCheckSet : 1; /* id-pkix-ocsp-nocheck set */
#endif
byte extCRLdistSet : 1;
byte extAuthInfoSet : 1;
byte extBasicConstSet : 1;
byte extPolicyConstSet : 1;
byte extPolicyConstRxpSet : 1; /* requireExplicitPolicy set */
byte extPolicyConstIpmSet : 1; /* inhibitPolicyMapping set */
byte extSubjAltNameSet : 1;
byte inhibitAnyOidSet : 1;
byte selfSigned : 1; /* Indicates subject and issuer are same */
#if defined(WOLFSSL_SEP) || defined(WOLFSSL_QT)
byte extCertPolicySet : 1;
#endif
#if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
byte extCRLdistCrit : 1;
byte extAuthInfoCrit : 1;
byte extBasicConstCrit : 1;
byte extPolicyConstCrit : 1;
byte extSubjAltNameCrit : 1;
byte extAuthKeyIdCrit : 1;
#ifndef IGNORE_NAME_CONSTRAINTS
byte extNameConstraintCrit : 1;
#endif
byte extSubjKeyIdCrit : 1;
byte extKeyUsageCrit : 1;
byte extExtKeyUsageCrit : 1;
#endif /* OPENSSL_EXTRA */
#if defined(WOLFSSL_SEP) || defined(WOLFSSL_QT)
byte extCertPolicyCrit : 1;
#endif
#ifdef WOLFSSL_CERT_REQ
byte isCSR : 1; /* Do we intend on parsing a CSR? */
#endif
};
/* ASN Encoded Name field */
typedef struct EncodedName {
int nameLen; /* actual string value length */
int totalLen; /* total encoded length */
int type; /* type of name */
int used; /* are we actually using this one */
byte encoded[CTC_NAME_SIZE * 2]; /* encoding */
} EncodedName;
#ifdef NO_SHA
#define SIGNER_DIGEST_SIZE WC_SHA256_DIGEST_SIZE
#else
#define SIGNER_DIGEST_SIZE WC_SHA_DIGEST_SIZE
#endif
/* CA Signers */
/* if change layout change PERSIST_CERT_CACHE functions too */
struct Signer {
word32 pubKeySize;
word32 keyOID; /* key type */
word16 keyUsage;
byte maxPathLen;
byte pathLength;
byte pathLengthSet : 1;
byte selfSigned : 1;
const byte* publicKey;
int nameLen;
char* name; /* common name */
#ifndef IGNORE_NAME_CONSTRAINTS
Base_entry* permittedNames;
Base_entry* excludedNames;
#endif /* IGNORE_NAME_CONSTRAINTS */
byte subjectNameHash[SIGNER_DIGEST_SIZE];
/* sha hash of names in certificate */
#ifndef NO_SKID
byte subjectKeyIdHash[SIGNER_DIGEST_SIZE];
/* sha hash of names in certificate */
#endif
#ifdef HAVE_OCSP
byte subjectKeyHash[KEYID_SIZE];
#endif
#ifdef WOLFSSL_SIGNER_DER_CERT
DerBuffer* derCert;
#endif
#ifdef WOLFSSL_RENESAS_TSIP_TLS
word32 cm_idx;
#endif
Signer* next;
};
#ifdef WOLFSSL_TRUST_PEER_CERT
/* used for having trusted peer certs rather then CA */
struct TrustedPeerCert {
int nameLen;
char* name; /* common name */
#ifndef IGNORE_NAME_CONSTRAINTS
Base_entry* permittedNames;
Base_entry* excludedNames;
#endif /* IGNORE_NAME_CONSTRAINTS */
byte subjectNameHash[SIGNER_DIGEST_SIZE];
/* sha hash of names in certificate */
#ifndef NO_SKID
byte subjectKeyIdHash[SIGNER_DIGEST_SIZE];
/* sha hash of names in certificate */
#endif
word32 sigLen;
byte* sig;
struct TrustedPeerCert* next;
};
#endif /* WOLFSSL_TRUST_PEER_CERT */
/* for testing or custom openssl wrappers */
#if defined(WOLFSSL_TEST_CERT) || defined(OPENSSL_EXTRA) || \
defined(OPENSSL_EXTRA_X509_SMALL)
#define WOLFSSL_ASN_API WOLFSSL_API
#else
#define WOLFSSL_ASN_API WOLFSSL_LOCAL
#endif
#ifdef HAVE_SMIME
#define MIME_HEADER_ASCII_MIN 33
#define MIME_HEADER_ASCII_MAX 126
typedef struct MimeParam MimeParam;
typedef struct MimeHdr MimeHdr;
struct MimeParam
{
MimeParam* next;
char* attribute;
char* value;
};
struct MimeHdr
{
MimeHdr* next;
MimeParam* params;
char* name;
char* body;
};
typedef enum MimeTypes
{
MIME_HDR,
MIME_PARAM
} MimeTypes;
typedef enum MimeStatus
{
MIME_NAMEATTR,
MIME_BODYVAL
} MimeStatus;
#endif /* HAVE_SMIME */
WOLFSSL_LOCAL int CalcHashId(const byte* data, word32 len, byte* hash);
WOLFSSL_LOCAL int GetName(DecodedCert* cert, int nameType, int maxIdx);
WOLFSSL_ASN_API int wc_BerToDer(const byte* ber, word32 berSz, byte* der,
word32* derSz);
WOLFSSL_ASN_API void FreeAltNames(DNS_entry*, void*);
#ifndef IGNORE_NAME_CONSTRAINTS
WOLFSSL_ASN_API void FreeNameSubtrees(Base_entry*, void*);
#endif /* IGNORE_NAME_CONSTRAINTS */
WOLFSSL_ASN_API void InitDecodedCert(DecodedCert*, const byte*, word32, void*);
WOLFSSL_ASN_API void FreeDecodedCert(DecodedCert*);
WOLFSSL_ASN_API int ParseCert(DecodedCert*, int type, int verify, void* cm);
WOLFSSL_LOCAL int DecodePolicyOID(char *o, word32 oSz,
const byte *in, word32 inSz);
WOLFSSL_LOCAL int EncodePolicyOID(byte *out, word32 *outSz,
const char *in, void* heap);
WOLFSSL_API int CheckCertSignature(const byte*,word32,void*,void* cm);
WOLFSSL_LOCAL int CheckCertSignaturePubKey(const byte* cert, word32 certSz,
void* heap, const byte* pubKey, word32 pubKeySz, int pubKeyOID);
#ifdef WOLFSSL_CERT_REQ
WOLFSSL_LOCAL int CheckCSRSignaturePubKey(const byte* cert, word32 certSz, void* heap,
const byte* pubKey, word32 pubKeySz, int pubKeyOID);
#endif /* WOLFSSL_CERT_REQ */
WOLFSSL_LOCAL int AddSignature(byte* buf, int bodySz, const byte* sig, int sigSz,
int sigAlgoType);
WOLFSSL_LOCAL int ParseCertRelative(DecodedCert*,int type,int verify,void* cm);
WOLFSSL_LOCAL int DecodeToKey(DecodedCert*, int verify);
WOLFSSL_LOCAL int wc_GetPubX509(DecodedCert* cert, int verify, int* badDate);
WOLFSSL_LOCAL const byte* OidFromId(word32 id, word32 type, word32* oidSz);
WOLFSSL_LOCAL Signer* MakeSigner(void*);
WOLFSSL_LOCAL void FreeSigner(Signer*, void*);
WOLFSSL_LOCAL void FreeSignerTable(Signer**, int, void*);
#ifdef WOLFSSL_TRUST_PEER_CERT
WOLFSSL_LOCAL void FreeTrustedPeer(TrustedPeerCert*, void*);
WOLFSSL_LOCAL void FreeTrustedPeerTable(TrustedPeerCert**, int, void*);
#endif /* WOLFSSL_TRUST_PEER_CERT */
WOLFSSL_ASN_API int ToTraditional(byte* buffer, word32 length);
WOLFSSL_ASN_API int ToTraditional_ex(byte* buffer, word32 length,
word32* algId);
WOLFSSL_LOCAL int ToTraditionalInline(const byte* input, word32* inOutIdx,
word32 length);
WOLFSSL_LOCAL int ToTraditionalInline_ex(const byte* input, word32* inOutIdx,
word32 length, word32* algId);
WOLFSSL_LOCAL int ToTraditionalEnc(byte* buffer, word32 length,const char*,int,
word32* algId);
WOLFSSL_ASN_API int UnTraditionalEnc(byte* key, word32 keySz, byte* out,
word32* outSz, const char* password, int passwordSz, int vPKCS,
int vAlgo, byte* salt, word32 saltSz, int itt, WC_RNG* rng, void* heap);
WOLFSSL_ASN_API int TraditionalEnc(byte* key, word32 keySz, byte* out,
word32* outSz, const char* password, int passwordSz, int vPKCS,
int vAlgo, int encAlgId, byte* salt, word32 saltSz, int itt,
WC_RNG* rng, void* heap);
WOLFSSL_LOCAL int DecryptContent(byte* input, word32 sz,const char* psw,int pswSz);
WOLFSSL_LOCAL int EncryptContent(byte* input, word32 sz, byte* out, word32* outSz,
const char* password,int passwordSz, int vPKCS, int vAlgo,
byte* salt, word32 saltSz, int itt, WC_RNG* rng, void* heap);
WOLFSSL_LOCAL int wc_GetKeyOID(byte* key, word32 keySz, const byte** curveOID,
word32* oidSz, int* algoID, void* heap);
typedef struct tm wolfssl_tm;
#if defined(OPENSSL_ALL) || defined(WOLFSSL_MYSQL_COMPATIBLE) || defined(OPENSSL_EXTRA) || \
defined(WOLFSSL_NGINX) || defined(WOLFSSL_HAPROXY)
WOLFSSL_LOCAL int GetTimeString(byte* date, int format, char* buf, int len);
#endif
#if !defined(NO_ASN_TIME) && defined(HAVE_PKCS7)
WOLFSSL_LOCAL int GetAsnTimeString(void* currTime, byte* buf, word32 len);
#endif
WOLFSSL_LOCAL int ExtractDate(const unsigned char* date, unsigned char format,
wolfssl_tm* certTime, int* idx);
WOLFSSL_LOCAL int DateGreaterThan(const struct tm* a, const struct tm* b);
WOLFSSL_LOCAL int wc_ValidateDate(const byte* date, byte format, int dateType);
WOLFSSL_LOCAL int wc_OBJ_sn2nid(const char *sn);
WOLFSSL_LOCAL int wc_EncodeName(EncodedName* name, const char* nameStr,
char nameType, byte type);
WOLFSSL_LOCAL int wc_EncodeNameCanonical(EncodedName* name, const char* nameStr,
char nameType, byte type);
/* ASN.1 helper functions */
#ifdef WOLFSSL_CERT_GEN
WOLFSSL_ASN_API int SetName(byte* output, word32 outputSz, CertName* name);
WOLFSSL_LOCAL const char* GetOneCertName(CertName* name, int idx);
WOLFSSL_LOCAL byte GetCertNameId(int idx);
#endif
WOLFSSL_LOCAL int GetShortInt(const byte* input, word32* inOutIdx, int* number,
word32 maxIdx);
WOLFSSL_LOCAL int SetShortInt(byte* input, word32* inOutIdx, word32 number,
word32 maxIdx);
WOLFSSL_LOCAL const char* GetSigName(int oid);
WOLFSSL_LOCAL int GetLength(const byte* input, word32* inOutIdx, int* len,
word32 maxIdx);
WOLFSSL_LOCAL int GetLength_ex(const byte* input, word32* inOutIdx, int* len,
word32 maxIdx, int check);
WOLFSSL_LOCAL int GetSequence(const byte* input, word32* inOutIdx, int* len,
word32 maxIdx);
WOLFSSL_LOCAL int GetSequence_ex(const byte* input, word32* inOutIdx, int* len,
word32 maxIdx, int check);
WOLFSSL_LOCAL int GetOctetString(const byte* input, word32* inOutIdx, int* len,
word32 maxIdx);
WOLFSSL_LOCAL int CheckBitString(const byte* input, word32* inOutIdx, int* len,
word32 maxIdx, int zeroBits, byte* unusedBits);
WOLFSSL_LOCAL int GetSet(const byte* input, word32* inOutIdx, int* len,
word32 maxIdx);
WOLFSSL_LOCAL int GetSet_ex(const byte* input, word32* inOutIdx, int* len,
word32 maxIdx, int check);
WOLFSSL_LOCAL int GetMyVersion(const byte* input, word32* inOutIdx,
int* version, word32 maxIdx);
WOLFSSL_LOCAL int GetInt(mp_int* mpi, const byte* input, word32* inOutIdx,
word32 maxIdx);
#ifdef HAVE_OID_ENCODING
WOLFSSL_LOCAL int EncodeObjectId(const word16* in, word32 inSz,
byte* out, word32* outSz);
#endif
#ifdef HAVE_OID_DECODING
WOLFSSL_LOCAL int DecodeObjectId(const byte* in, word32 inSz,
word16* out, word32* outSz);
#endif
WOLFSSL_LOCAL int GetASNObjectId(const byte* input, word32* inOutIdx, int* len,
word32 maxIdx);
WOLFSSL_LOCAL int SetObjectId(int len, byte* output);
WOLFSSL_LOCAL int GetObjectId(const byte* input, word32* inOutIdx, word32* oid,
word32 oidType, word32 maxIdx);
WOLFSSL_LOCAL int GetAlgoId(const byte* input, word32* inOutIdx, word32* oid,
word32 oidType, word32 maxIdx);
WOLFSSL_LOCAL int GetASNTag(const byte* input, word32* idx, byte* tag,
word32 inputSz);
WOLFSSL_LOCAL word32 SetLength(word32 length, byte* output);
WOLFSSL_LOCAL word32 SetSequence(word32 len, byte* output);
WOLFSSL_LOCAL word32 SetOctetString(word32 len, byte* output);
WOLFSSL_LOCAL int SetASNInt(int len, byte firstByte, byte* output);
WOLFSSL_LOCAL word32 SetBitString(word32 len, byte unusedBits, byte* output);
WOLFSSL_LOCAL word32 SetImplicit(byte tag,byte number,word32 len,byte* output);
WOLFSSL_LOCAL word32 SetExplicit(byte number, word32 len, byte* output);
WOLFSSL_LOCAL word32 SetSet(word32 len, byte* output);
WOLFSSL_LOCAL word32 SetAlgoID(int algoOID,byte* output,int type,int curveSz);
WOLFSSL_LOCAL int SetMyVersion(word32 version, byte* output, int header);
WOLFSSL_LOCAL int SetSerialNumber(const byte* sn, word32 snSz, byte* output,
word32 outputSz, int maxSnSz);
WOLFSSL_LOCAL int GetSerialNumber(const byte* input, word32* inOutIdx,
byte* serial, int* serialSz, word32 maxIdx);
WOLFSSL_LOCAL int GetNameHash(const byte* source, word32* idx, byte* hash,
int maxIdx);
WOLFSSL_LOCAL int wc_CheckPrivateKeyCert(const byte* key, word32 keySz, DecodedCert* der);
WOLFSSL_LOCAL int wc_CheckPrivateKey(const byte* privKey, word32 privKeySz,
const byte* pubKey, word32 pubKeySz, enum Key_Sum ks);
WOLFSSL_LOCAL int StoreDHparams(byte* out, word32* outLen, mp_int* p, mp_int* g);
WOLFSSL_LOCAL int FlattenAltNames( byte*, word32, const DNS_entry*);
#if defined(HAVE_ECC) || !defined(NO_DSA)
/* ASN sig helpers */
WOLFSSL_LOCAL int StoreECC_DSA_Sig(byte* out, word32* outLen, mp_int* r,
mp_int* s);
WOLFSSL_LOCAL int StoreECC_DSA_Sig_Bin(byte* out, word32* outLen,
const byte* r, word32 rLen, const byte* s, word32 sLen);
WOLFSSL_LOCAL int DecodeECC_DSA_Sig_Bin(const byte* sig, word32 sigLen,
byte* r, word32* rLen, byte* s, word32* sLen);
WOLFSSL_LOCAL int DecodeECC_DSA_Sig(const byte* sig, word32 sigLen,
mp_int* r, mp_int* s);
#endif
#if defined HAVE_ECC && (defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL))
WOLFSSL_API int EccEnumToNID(int n);
#endif
WOLFSSL_LOCAL void InitSignatureCtx(SignatureCtx* sigCtx, void* heap, int devId);
WOLFSSL_LOCAL void FreeSignatureCtx(SignatureCtx* sigCtx);
#ifndef NO_CERTS
WOLFSSL_LOCAL int wc_EncryptedInfoParse(EncryptedInfo* info,
const char** pBuffer, size_t bufSz);
WOLFSSL_LOCAL int PemToDer(const unsigned char* buff, long sz, int type,
DerBuffer** pDer, void* heap, EncryptedInfo* info,
int* eccKey);
WOLFSSL_LOCAL int AllocDer(DerBuffer** der, word32 length, int type, void* heap);
WOLFSSL_LOCAL void FreeDer(DerBuffer** der);
#endif /* !NO_CERTS */
#ifdef HAVE_SMIME
WOLFSSL_LOCAL int wc_MIME_parse_headers(char* in, int inLen, MimeHdr** hdrs);
WOLFSSL_LOCAL int wc_MIME_header_strip(char* in, char** out, size_t start, size_t end);
WOLFSSL_LOCAL int wc_MIME_create_header(char* name, char* body, MimeHdr** hdr);
WOLFSSL_LOCAL int wc_MIME_create_parameter(char* attribute, char* value, MimeParam** param);
WOLFSSL_LOCAL MimeHdr* wc_MIME_find_header_name(const char* name, MimeHdr* hdr);
WOLFSSL_LOCAL MimeParam* wc_MIME_find_param_attr(const char* attribute, MimeParam* param);
WOLFSSL_LOCAL char* wc_MIME_canonicalize(const char* line);
WOLFSSL_LOCAL int wc_MIME_free_hdrs(MimeHdr* head);
#endif /* HAVE_SMIME */
#ifdef WOLFSSL_CERT_GEN
enum cert_enums {
#ifdef WOLFSSL_CERT_EXT
NAME_ENTRIES = 10,
#else
NAME_ENTRIES = 9,
#endif
JOINT_LEN = 2,
EMAIL_JOINT_LEN = 9,
PILOT_JOINT_LEN = 10,
RSA_KEY = 10,
NTRU_KEY = 11,
ECC_KEY = 12,
ED25519_KEY = 13,
ED448_KEY = 14,
DSA_KEY = 15
};
#endif /* WOLFSSL_CERT_GEN */
/* for pointer use */
typedef struct CertStatus CertStatus;
#ifdef HAVE_OCSP
enum Ocsp_Response_Status {
OCSP_SUCCESSFUL = 0, /* Response has valid confirmations */
OCSP_MALFORMED_REQUEST = 1, /* Illegal confirmation request */
OCSP_INTERNAL_ERROR = 2, /* Internal error in issuer */
OCSP_TRY_LATER = 3, /* Try again later */
OCSP_SIG_REQUIRED = 5, /* Must sign the request (4 is skipped) */
OCSP_UNAUTHROIZED = 6 /* Request unauthorized */
};
enum Ocsp_Cert_Status {
CERT_GOOD = 0,
CERT_REVOKED = 1,
CERT_UNKNOWN = 2
};
enum Ocsp_Sums {
OCSP_BASIC_OID = 117,
OCSP_NONCE_OID = 118
};
#ifdef OPENSSL_EXTRA
enum Ocsp_Verify_Error {
OCSP_VERIFY_ERROR_NONE = 0,
OCSP_BAD_ISSUER = 1
};
#endif
typedef struct OcspRequest OcspRequest;
typedef struct OcspResponse OcspResponse;
struct CertStatus {
CertStatus* next;
byte serial[EXTERNAL_SERIAL_SIZE];
int serialSz;
#ifdef OPENSSL_EXTRA
WOLFSSL_ASN1_INTEGER* serialInt;
#endif
int status;
byte thisDate[MAX_DATE_SIZE];
byte nextDate[MAX_DATE_SIZE];
byte thisDateFormat;
byte nextDateFormat;
#if defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX) || defined(WOLFSSL_HAPROXY) || defined(HAVE_LIGHTY)
WOLFSSL_ASN1_TIME thisDateParsed;
WOLFSSL_ASN1_TIME nextDateParsed;
byte* thisDateAsn;
byte* nextDateAsn;
#endif
byte* rawOcspResponse;
word32 rawOcspResponseSz;
};
typedef struct OcspEntry OcspEntry;
#ifdef NO_SHA
#define OCSP_DIGEST_SIZE WC_SHA256_DIGEST_SIZE
#else
#define OCSP_DIGEST_SIZE WC_SHA_DIGEST_SIZE
#endif
struct OcspEntry
{
OcspEntry *next; /* next entry */
word32 hashAlgoOID; /* hash algo ID */
byte issuerHash[OCSP_DIGEST_SIZE]; /* issuer hash */
byte issuerKeyHash[OCSP_DIGEST_SIZE]; /* issuer public key hash */
CertStatus *status; /* OCSP response list */
int totalStatus; /* number on list */
byte* rawCertId; /* raw bytes of the CertID */
int rawCertIdSize; /* num bytes in raw CertID */
/* option bits - using 32-bit for alignment */
word32 ownStatus:1; /* do we need to free the status
* response list */
word32 isDynamic:1; /* was dynamically allocated */
};
/* TODO: Long-term, it would be helpful if we made this struct and other OCSP
structs conform to the ASN spec as described in RFC 6960. It will help
with readability and with implementing OpenSSL compatibility API
functions, because OpenSSL's OCSP data structures conform to the
RFC. */
struct OcspResponse {
int responseStatus; /* return code from Responder */
byte* response; /* Pointer to beginning of OCSP Response */
word32 responseSz; /* length of the OCSP Response */
byte producedDate[MAX_DATE_SIZE];
/* Date at which this response was signed */
byte producedDateFormat; /* format of the producedDate */
byte* cert;
word32 certSz;
byte* sig; /* Pointer to sig in source */
word32 sigSz; /* Length in octets for the sig */
word32 sigOID; /* OID for hash used for sig */
OcspEntry* single; /* chain of OCSP single responses */
byte* nonce; /* pointer to nonce inside ASN.1 response */
int nonceSz; /* length of the nonce string */
byte* source; /* pointer to source buffer, not owned */
word32 maxIdx; /* max offset based on init size */
#ifdef OPENSSL_EXTRA
int verifyError;
#endif
void* heap;
};
struct OcspRequest {
byte issuerHash[KEYID_SIZE];
byte issuerKeyHash[KEYID_SIZE];
byte* serial; /* copy of the serial number in source cert */
int serialSz;
#ifdef OPENSSL_EXTRA
WOLFSSL_ASN1_INTEGER* serialInt;
#endif
byte* url; /* copy of the extAuthInfo in source cert */
int urlSz;
byte nonce[MAX_OCSP_NONCE_SZ];
int nonceSz;
void* heap;
void* ssl;
};
WOLFSSL_LOCAL void InitOcspResponse(OcspResponse*, OcspEntry*, CertStatus*, byte*, word32, void*);
WOLFSSL_LOCAL void FreeOcspResponse(OcspResponse*);
WOLFSSL_LOCAL int OcspResponseDecode(OcspResponse*, void*, void* heap, int);
WOLFSSL_LOCAL int InitOcspRequest(OcspRequest*, DecodedCert*, byte, void*);
WOLFSSL_LOCAL void FreeOcspRequest(OcspRequest*);
WOLFSSL_LOCAL int EncodeOcspRequest(OcspRequest*, byte*, word32);
WOLFSSL_LOCAL word32 EncodeOcspRequestExtensions(OcspRequest*, byte*, word32);
WOLFSSL_LOCAL int CompareOcspReqResp(OcspRequest*, OcspResponse*);
#endif /* HAVE_OCSP */
/* for pointer use */
typedef struct RevokedCert RevokedCert;
#ifdef HAVE_CRL
struct RevokedCert {
byte serialNumber[EXTERNAL_SERIAL_SIZE];
int serialSz;
RevokedCert* next;
};
typedef struct DecodedCRL DecodedCRL;
struct DecodedCRL {
word32 certBegin; /* offset to start of cert */
word32 sigIndex; /* offset to start of signature */
word32 sigLength; /* length of signature */
word32 signatureOID; /* sum of algorithm object id */
byte* signature; /* pointer into raw source, not owned */
byte issuerHash[SIGNER_DIGEST_SIZE]; /* issuer name hash */
byte crlHash[SIGNER_DIGEST_SIZE]; /* raw crl data hash */
byte lastDate[MAX_DATE_SIZE]; /* last date updated */
byte nextDate[MAX_DATE_SIZE]; /* next update date */
byte lastDateFormat; /* format of last date */
byte nextDateFormat; /* format of next date */
RevokedCert* certs; /* revoked cert list */
int totalCerts; /* number on list */
void* heap;
#ifndef NO_SKID
byte extAuthKeyIdSet;
byte extAuthKeyId[SIGNER_DIGEST_SIZE]; /* Authority Key ID */
#endif
};
WOLFSSL_LOCAL void InitDecodedCRL(DecodedCRL*, void* heap);
WOLFSSL_LOCAL int VerifyCRL_Signature(SignatureCtx* sigCtx,
const byte* toBeSigned, word32 tbsSz,
const byte* signature, word32 sigSz,
word32 signatureOID, Signer *ca,
void* heap);
WOLFSSL_LOCAL int ParseCRL(DecodedCRL*, const byte* buff, word32 sz, void* cm);
WOLFSSL_LOCAL void FreeDecodedCRL(DecodedCRL*);
#endif /* HAVE_CRL */
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* !NO_ASN */
#if !defined(NO_ASN) || !defined(NO_PWDBASED)
#ifndef MAX_KEY_SIZE
#define MAX_KEY_SIZE 64 /* MAX PKCS Key length */
#endif
#ifndef MAX_UNICODE_SZ
#define MAX_UNICODE_SZ 256
#endif
enum PBESTypes {
PBE_MD5_DES = 0,
PBE_SHA1_RC4_128 = 1,
PBE_SHA1_DES = 2,
PBE_SHA1_DES3 = 3,
PBE_AES256_CBC = 4,
PBE_AES128_CBC = 5,
PBE_SHA1_40RC2_CBC = 6,
PBE_SHA1_RC4_128_SUM = 657,
PBE_SHA1_DES3_SUM = 659,
PBES2 = 13 /* algo ID */
};
enum PKCSTypes {
PKCS5v2 = 6, /* PKCS #5 v2.0 */
PKCS12v1 = 12, /* PKCS #12 */
PKCS5 = 5, /* PKCS oid tag */
PKCS8v0 = 0, /* default PKCS#8 version */
};
#endif /* !NO_ASN || !NO_PWDBASED */
#endif /* WOLF_CRYPT_ASN_H */
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