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WiiFlow_Lite/source/libwolfssl/wolfcrypt/asn.h

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/* asn.h
*
* Copyright (C) 2006-2020 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_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_DOMAIN_COMPONENT = 0x19 /* DC */
};
#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="
#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
/* 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_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_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_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 */
};
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_INTS = 5, /* DSA ints in private key */
MIN_DATE_SIZE = 13,
MAX_DATE_SIZE = 32,
ASN_GEN_TIME_SZ = 15, /* 7 numbers * 2 + Zulu tag */
#ifndef NO_RSA
MAX_ENCODED_SIG_SZ = 512,
#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 = 261, /* DSA raw sz 2048 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*/
MAX_NAME_ENTRIES = 13, /* entries added to x509 name struct */
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 */
#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 */
};
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,
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,
ALT_NAMES_OID = 131,
CRL_DIST_OID = 145,
AUTH_INFO_OID = 69, /* id-pe 1 */
AUTH_KEY_OID = 149,
SUBJ_KEY_OID = 128,
CERT_POLICY_OID = 146,
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, /* id-pe 11 */
POLICY_MAP_OID = 147,
POLICY_CONST_OID = 150,
ISSUE_ALT_NAMES_OID = 132,
TLS_FEATURE_OID = 92, /* id-pe 24 */
NETSCAPE_CT_OID = 753 /* 2.16.840.1.113730.1.1 */
};
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,
};
#ifdef WOLFSSL_CERT_EXT
enum KeyIdType {
SKID_TYPE = 0,
AKID_TYPE = 1
};
#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;
byte* plain;
#endif
#if defined(HAVE_ECC) || defined(HAVE_ED25519) || defined(HAVE_ED448)
int verify;
#endif
union {
#ifndef NO_RSA
struct RsaKey* rsa;
#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 */
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 */
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) */
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 */
byte extCRLdistSet : 1;
byte extAuthInfoSet : 1;
byte extBasicConstSet : 1;
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 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 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
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);
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);
/* 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 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);
#if (defined(WOLFSSL_QT) || defined(OPENSSL_ALL)) && !defined(NO_DH) \
|| defined(WOLFSSL_OPENSSH)
WOLFSSL_LOCAL int wc_DhParamsToDer(DhKey* key, byte* out, word32* outSz);
WOLFSSL_LOCAL int wc_DhPubKeyToDer(DhKey* key, byte* out, word32* outSz);
WOLFSSL_LOCAL int wc_DhPrivKeyToDer(DhKey* key, byte* out, word32* outSz);
#endif
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_CheckPrivateKey(byte* key, word32 keySz, DecodedCert* der);
WOLFSSL_LOCAL int StoreDHparams(byte* out, word32* outLen, mp_int* p, mp_int* g);
WOLFSSL_LOCAL int FlattenAltNames( byte*, word32, const DNS_entry*);
#ifdef HAVE_ECC
/* ASN sig helpers */
WOLFSSL_LOCAL int StoreECC_DSA_Sig(byte* out, word32* outLen, mp_int* r,
mp_int* s);
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, 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 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
};
#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;
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)
WOLFSSL_ASN1_TIME thisDateParsed;
WOLFSSL_ASN1_TIME nextDateParsed;
byte* thisDateAsn;
byte* nextDateAsn;
#endif
byte* rawOcspResponse;
word32 rawOcspResponseSz;
};
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* issuerHash;
byte* issuerKeyHash;
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 */
CertStatus* status; /* certificate status to fill out */
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
};
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;
};
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 */
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 */
};
WOLFSSL_LOCAL void InitOcspResponse(OcspResponse*, CertStatus*, byte*, word32);
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_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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