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578 lines
19 KiB
C
578 lines
19 KiB
C
/* asn_public.h
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*
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* Copyright (C) 2006-2019 wolfSSL Inc.
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*
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* This file is part of wolfSSL.
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*
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* wolfSSL is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* wolfSSL is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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*/
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/*!
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\file wolfssl/wolfcrypt/asn_public.h
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*/
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#ifndef WOLF_CRYPT_ASN_PUBLIC_H
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#define WOLF_CRYPT_ASN_PUBLIC_H
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#include <libwolfssl/wolfcrypt/types.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* guard on redeclaration */
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#ifndef WC_ECCKEY_TYPE_DEFINED
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typedef struct ecc_key ecc_key;
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#define WC_ECCKEY_TYPE_DEFINED
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#endif
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#ifndef WC_ED25519KEY_TYPE_DEFINED
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typedef struct ed25519_key ed25519_key;
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#define WC_ED25519KEY_TYPE_DEFINED
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#endif
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#ifndef WC_RSAKEY_TYPE_DEFINED
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typedef struct RsaKey RsaKey;
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#define WC_RSAKEY_TYPE_DEFINED
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#endif
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#ifndef WC_RNG_TYPE_DEFINED
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typedef struct WC_RNG WC_RNG;
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#define WC_RNG_TYPE_DEFINED
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#endif
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enum Ecc_Sum {
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ECC_SECP112R1_OID = 182,
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ECC_SECP112R2_OID = 183,
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ECC_SECP128R1_OID = 204,
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ECC_SECP128R2_OID = 205,
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ECC_SECP160R1_OID = 184,
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ECC_SECP160R2_OID = 206,
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ECC_SECP160K1_OID = 185,
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ECC_BRAINPOOLP160R1_OID = 98,
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ECC_SECP192R1_OID = 520,
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ECC_PRIME192V2_OID = 521,
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ECC_PRIME192V3_OID = 522,
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ECC_SECP192K1_OID = 207,
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ECC_BRAINPOOLP192R1_OID = 100,
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ECC_SECP224R1_OID = 209,
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ECC_SECP224K1_OID = 208,
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ECC_BRAINPOOLP224R1_OID = 102,
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ECC_PRIME239V1_OID = 523,
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ECC_PRIME239V2_OID = 524,
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ECC_PRIME239V3_OID = 525,
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ECC_SECP256R1_OID = 526,
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ECC_SECP256K1_OID = 186,
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ECC_BRAINPOOLP256R1_OID = 104,
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ECC_X25519_OID = 365,
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ECC_ED25519_OID = 256,
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ECC_BRAINPOOLP320R1_OID = 106,
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ECC_SECP384R1_OID = 210,
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ECC_BRAINPOOLP384R1_OID = 108,
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ECC_BRAINPOOLP512R1_OID = 110,
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ECC_SECP521R1_OID = 211,
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};
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/* Certificate file Type */
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enum CertType {
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CERT_TYPE = 0,
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PRIVATEKEY_TYPE,
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DH_PARAM_TYPE,
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DSA_PARAM_TYPE,
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CRL_TYPE,
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CA_TYPE,
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ECC_PRIVATEKEY_TYPE,
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DSA_PRIVATEKEY_TYPE,
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CERTREQ_TYPE,
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DSA_TYPE,
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ECC_TYPE,
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RSA_TYPE,
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PUBLICKEY_TYPE,
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RSA_PUBLICKEY_TYPE,
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ECC_PUBLICKEY_TYPE,
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TRUSTED_PEER_TYPE,
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EDDSA_PRIVATEKEY_TYPE,
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ED25519_TYPE,
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PKCS12_TYPE,
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PKCS8_PRIVATEKEY_TYPE,
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PKCS8_ENC_PRIVATEKEY_TYPE,
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DETECT_CERT_TYPE,
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DH_PRIVATEKEY_TYPE,
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};
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/* Signature type, by OID sum */
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enum Ctc_SigType {
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CTC_SHAwDSA = 517,
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CTC_MD2wRSA = 646,
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CTC_MD5wRSA = 648,
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CTC_SHAwRSA = 649,
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CTC_SHAwECDSA = 520,
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CTC_SHA224wRSA = 658,
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CTC_SHA224wECDSA = 523,
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CTC_SHA256wRSA = 655,
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CTC_SHA256wECDSA = 524,
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CTC_SHA384wRSA = 656,
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CTC_SHA384wECDSA = 525,
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CTC_SHA512wRSA = 657,
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CTC_SHA512wECDSA = 526,
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CTC_ED25519 = 256
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};
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enum Ctc_Encoding {
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CTC_UTF8 = 0x0c, /* utf8 */
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CTC_PRINTABLE = 0x13 /* printable */
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};
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#ifndef WC_CTC_NAME_SIZE
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#define WC_CTC_NAME_SIZE 64
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#endif
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#ifndef WC_CTC_MAX_ALT_SIZE
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#define WC_CTC_MAX_ALT_SIZE 16384
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#endif
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enum Ctc_Misc {
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CTC_COUNTRY_SIZE = 2,
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CTC_NAME_SIZE = WC_CTC_NAME_SIZE,
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CTC_DATE_SIZE = 32,
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CTC_MAX_ALT_SIZE = WC_CTC_MAX_ALT_SIZE, /* may be huge, default: 16384 */
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CTC_SERIAL_SIZE = 16,
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#ifdef WOLFSSL_CERT_EXT
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/* AKID could contains: hash + (Option) AuthCertIssuer,AuthCertSerialNum
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* We support only hash */
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CTC_MAX_SKID_SIZE = 32, /* SHA256_DIGEST_SIZE */
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CTC_MAX_AKID_SIZE = 32, /* SHA256_DIGEST_SIZE */
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CTC_MAX_CERTPOL_SZ = 64,
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CTC_MAX_CERTPOL_NB = 2 /* Max number of Certificate Policy */
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#endif /* WOLFSSL_CERT_EXT */
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};
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/* DER buffer */
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typedef struct DerBuffer {
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byte* buffer;
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void* heap;
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word32 length;
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int type; /* enum CertType */
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int dynType; /* DYNAMIC_TYPE_* */
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} DerBuffer;
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enum {
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IV_SZ = 32, /* max iv sz */
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NAME_SZ = 80, /* max one line */
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PEM_PASS_READ = 0,
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PEM_PASS_WRITE = 1,
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};
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typedef int (pem_password_cb)(char* passwd, int sz, int rw, void* userdata);
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typedef struct EncryptedInfo {
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pem_password_cb* passwd_cb;
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void* passwd_userdata;
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long consumed; /* tracks PEM bytes consumed */
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int cipherType;
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word32 keySz;
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word32 ivSz; /* salt or encrypted IV size */
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char name[NAME_SZ]; /* cipher name, such as "DES-CBC" */
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byte iv[IV_SZ]; /* salt or encrypted IV */
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word16 set:1; /* if encryption set */
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} EncryptedInfo;
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#define WOLFSSL_ASN1_INTEGER_MAX 20
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typedef struct WOLFSSL_ASN1_INTEGER {
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/* size can be increased set at 20 for tag, length then to hold at least 16
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* byte type */
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unsigned char intData[WOLFSSL_ASN1_INTEGER_MAX];
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/* ASN_INTEGER | LENGTH | hex of number */
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unsigned char negative; /* negative number flag */
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unsigned char* data;
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unsigned int dataMax; /* max size of data buffer */
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unsigned int isDynamic:1; /* flag for if data pointer dynamic (1 is yes 0 is no) */
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int length;
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int type;
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} WOLFSSL_ASN1_INTEGER;
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#if defined(WOLFSSL_CERT_GEN) || defined(WOLFSSL_CERT_EXT)
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#ifdef WOLFSSL_EKU_OID
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#ifndef CTC_MAX_EKU_NB
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#define CTC_MAX_EKU_NB 1
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#endif
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#ifndef CTC_MAX_EKU_OID_SZ
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#define CTC_MAX_EKU_OID_SZ 30
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#endif
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#else
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#undef CTC_MAX_EKU_OID_SZ
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#define CTC_MAX_EKU_OID_SZ 0
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#endif
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#endif /* WOLFSSL_CERT_GEN || WOLFSSL_CERT_EXT */
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#ifdef WOLFSSL_CERT_GEN
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#ifdef WOLFSSL_MULTI_ATTRIB
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#ifndef CTC_MAX_ATTRIB
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#define CTC_MAX_ATTRIB 4
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#endif
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/* ASN Encoded Name field */
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typedef struct NameAttrib {
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int sz; /* actual string value length */
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int id; /* id of name */
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int type; /* enc of name */
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char value[CTC_NAME_SIZE]; /* name */
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} NameAttrib;
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#endif /* WOLFSSL_MULTI_ATTRIB */
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typedef struct CertName {
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char country[CTC_NAME_SIZE];
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char countryEnc;
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char state[CTC_NAME_SIZE];
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char stateEnc;
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char locality[CTC_NAME_SIZE];
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char localityEnc;
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char sur[CTC_NAME_SIZE];
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char surEnc;
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char org[CTC_NAME_SIZE];
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char orgEnc;
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char unit[CTC_NAME_SIZE];
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char unitEnc;
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char commonName[CTC_NAME_SIZE];
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char commonNameEnc;
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char serialDev[CTC_NAME_SIZE];
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char serialDevEnc;
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#ifdef WOLFSSL_CERT_EXT
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char busCat[CTC_NAME_SIZE];
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char busCatEnc;
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char joiC[CTC_NAME_SIZE];
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char joiCEnc;
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char joiSt[CTC_NAME_SIZE];
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char joiStEnc;
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#endif
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char email[CTC_NAME_SIZE]; /* !!!! email has to be last !!!! */
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#ifdef WOLFSSL_MULTI_ATTRIB
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NameAttrib name[CTC_MAX_ATTRIB];
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#endif
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} CertName;
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/* for user to fill for certificate generation */
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typedef struct Cert {
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int version; /* x509 version */
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byte serial[CTC_SERIAL_SIZE]; /* serial number */
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int serialSz; /* serial size */
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int sigType; /* signature algo type */
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CertName issuer; /* issuer info */
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int daysValid; /* validity days */
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int selfSigned; /* self signed flag */
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CertName subject; /* subject info */
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int isCA; /* is this going to be a CA */
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/* internal use only */
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int bodySz; /* pre sign total size */
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int keyType; /* public key type of subject */
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#ifdef WOLFSSL_ALT_NAMES
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byte altNames[CTC_MAX_ALT_SIZE]; /* altNames copy */
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int altNamesSz; /* altNames size in bytes */
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byte beforeDate[CTC_DATE_SIZE]; /* before date copy */
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int beforeDateSz; /* size of copy */
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byte afterDate[CTC_DATE_SIZE]; /* after date copy */
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int afterDateSz; /* size of copy */
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#endif
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#ifdef WOLFSSL_CERT_EXT
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byte skid[CTC_MAX_SKID_SIZE]; /* Subject Key Identifier */
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int skidSz; /* SKID size in bytes */
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byte akid[CTC_MAX_AKID_SIZE]; /* Authority Key Identifier */
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int akidSz; /* AKID size in bytes */
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word16 keyUsage; /* Key Usage */
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byte extKeyUsage; /* Extended Key Usage */
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#ifdef WOLFSSL_EKU_OID
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/* Extended Key Usage OIDs */
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byte extKeyUsageOID[CTC_MAX_EKU_NB][CTC_MAX_EKU_OID_SZ];
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byte extKeyUsageOIDSz[CTC_MAX_EKU_NB];
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#endif
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char certPolicies[CTC_MAX_CERTPOL_NB][CTC_MAX_CERTPOL_SZ];
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word16 certPoliciesNb; /* Number of Cert Policy */
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byte issRaw[sizeof(CertName)]; /* raw issuer info */
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byte sbjRaw[sizeof(CertName)]; /* raw subject info */
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#endif
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#ifdef WOLFSSL_CERT_REQ
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char challengePw[CTC_NAME_SIZE];
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int challengePwPrintableString; /* encode as PrintableString */
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#endif
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void* decodedCert; /* internal DecodedCert allocated from heap */
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byte* der; /* Pointer to buffer of current DecodedCert cache */
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void* heap; /* heap hint */
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} Cert;
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/* Initialize and Set Certificate defaults:
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version = 3 (0x2)
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serial = 0 (Will be randomly generated)
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sigType = SHA_WITH_RSA
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issuer = blank
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daysValid = 500
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selfSigned = 1 (true) use subject as issuer
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subject = blank
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isCA = 0 (false)
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keyType = RSA_KEY (default)
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*/
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WOLFSSL_API int wc_InitCert(Cert*);
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WOLFSSL_API int wc_MakeCert_ex(Cert* cert, byte* derBuffer, word32 derSz,
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int keyType, void* key, WC_RNG* rng);
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WOLFSSL_API int wc_MakeCert(Cert*, byte* derBuffer, word32 derSz, RsaKey*,
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ecc_key*, WC_RNG*);
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#ifdef WOLFSSL_CERT_REQ
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WOLFSSL_API int wc_MakeCertReq_ex(Cert*, byte* derBuffer, word32 derSz,
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int, void*);
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WOLFSSL_API int wc_MakeCertReq(Cert*, byte* derBuffer, word32 derSz,
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RsaKey*, ecc_key*);
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#endif
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WOLFSSL_API int wc_SignCert_ex(int requestSz, int sType, byte* buffer,
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word32 buffSz, int keyType, void* key,
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WC_RNG* rng);
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WOLFSSL_API int wc_SignCert(int requestSz, int sigType, byte* derBuffer,
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word32 derSz, RsaKey*, ecc_key*, WC_RNG*);
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WOLFSSL_API int wc_MakeSelfCert(Cert*, byte* derBuffer, word32 derSz, RsaKey*,
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WC_RNG*);
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WOLFSSL_API int wc_SetIssuer(Cert*, const char*);
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WOLFSSL_API int wc_SetSubject(Cert*, const char*);
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#ifdef WOLFSSL_ALT_NAMES
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WOLFSSL_API int wc_SetAltNames(Cert*, const char*);
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#endif
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#ifdef WOLFSSL_CERT_GEN_CACHE
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WOLFSSL_API void wc_SetCert_Free(Cert* cert);
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#endif
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WOLFSSL_API int wc_SetIssuerBuffer(Cert*, const byte*, int);
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WOLFSSL_API int wc_SetSubjectBuffer(Cert*, const byte*, int);
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WOLFSSL_API int wc_SetAltNamesBuffer(Cert*, const byte*, int);
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WOLFSSL_API int wc_SetDatesBuffer(Cert*, const byte*, int);
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#ifndef NO_ASN_TIME
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WOLFSSL_API int wc_GetCertDates(Cert* cert, struct tm* before,
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struct tm* after);
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#endif
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#ifdef WOLFSSL_CERT_EXT
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WOLFSSL_API int wc_SetAuthKeyIdFromPublicKey_ex(Cert *cert, int keyType,
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void* key);
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WOLFSSL_API int wc_SetAuthKeyIdFromPublicKey(Cert *cert, RsaKey *rsakey,
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ecc_key *eckey);
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WOLFSSL_API int wc_SetAuthKeyIdFromCert(Cert *cert, const byte *der, int derSz);
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WOLFSSL_API int wc_SetAuthKeyId(Cert *cert, const char* file);
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WOLFSSL_API int wc_SetSubjectKeyIdFromPublicKey_ex(Cert *cert, int keyType,
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void* key);
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WOLFSSL_API int wc_SetSubjectKeyIdFromPublicKey(Cert *cert, RsaKey *rsakey,
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ecc_key *eckey);
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WOLFSSL_API int wc_SetSubjectKeyId(Cert *cert, const char* file);
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WOLFSSL_API int wc_GetSubjectRaw(byte **subjectRaw, Cert *cert);
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WOLFSSL_API int wc_SetSubjectRaw(Cert* cert, const byte* der, int derSz);
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WOLFSSL_API int wc_SetIssuerRaw(Cert* cert, const byte* der, int derSz);
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#ifdef HAVE_NTRU
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WOLFSSL_API int wc_SetSubjectKeyIdFromNtruPublicKey(Cert *cert, byte *ntruKey,
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word16 ntruKeySz);
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#endif
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/* Set the KeyUsage.
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* Value is a string separated tokens with ','. Accepted tokens are :
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* digitalSignature,nonRepudiation,contentCommitment,keyCertSign,cRLSign,
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* dataEncipherment,keyAgreement,keyEncipherment,encipherOnly and decipherOnly.
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*
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* nonRepudiation and contentCommitment are for the same usage.
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*/
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WOLFSSL_API int wc_SetKeyUsage(Cert *cert, const char *value);
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/* Set ExtendedKeyUsage
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* Value is a string separated tokens with ','. Accepted tokens are :
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* any,serverAuth,clientAuth,codeSigning,emailProtection,timeStamping,OCSPSigning
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*/
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WOLFSSL_API int wc_SetExtKeyUsage(Cert *cert, const char *value);
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#ifdef WOLFSSL_EKU_OID
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/* Set ExtendedKeyUsage with unique OID
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* oid is expected to be in byte representation
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*/
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WOLFSSL_API int wc_SetExtKeyUsageOID(Cert *cert, const char *oid, word32 sz,
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byte idx, void* heap);
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#endif /* WOLFSSL_EKU_OID */
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#endif /* WOLFSSL_CERT_EXT */
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#ifdef HAVE_NTRU
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WOLFSSL_API int wc_MakeNtruCert(Cert*, byte* derBuffer, word32 derSz,
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const byte* ntruKey, word16 keySz,
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WC_RNG*);
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#endif
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#endif /* WOLFSSL_CERT_GEN */
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WOLFSSL_API int wc_GetDateInfo(const byte* certDate, int certDateSz,
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const byte** date, byte* format, int* length);
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#ifndef NO_ASN_TIME
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WOLFSSL_API int wc_GetDateAsCalendarTime(const byte* date, int length,
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byte format, struct tm* time);
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#endif
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#if defined(WOLFSSL_PEM_TO_DER) || defined(WOLFSSL_DER_TO_PEM)
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WOLFSSL_API int wc_PemGetHeaderFooter(int type, const char** header,
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const char** footer);
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#endif
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WOLFSSL_API int wc_AllocDer(DerBuffer** pDer, word32 length, int type, void* heap);
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WOLFSSL_API void wc_FreeDer(DerBuffer** pDer);
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#ifdef WOLFSSL_PEM_TO_DER
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WOLFSSL_API int wc_PemToDer(const unsigned char* buff, long longSz, int type,
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DerBuffer** pDer, void* heap, EncryptedInfo* info, int* eccKey);
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WOLFSSL_API int wc_KeyPemToDer(const unsigned char*, int,
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unsigned char*, int, const char*);
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WOLFSSL_API int wc_CertPemToDer(const unsigned char*, int,
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unsigned char*, int, int);
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#endif /* WOLFSSL_PEM_TO_DER */
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#if defined(WOLFSSL_CERT_EXT) || defined(WOLFSSL_PUB_PEM_TO_DER)
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#ifndef NO_FILESYSTEM
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WOLFSSL_API int wc_PemPubKeyToDer(const char* fileName,
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unsigned char* derBuf, int derSz);
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#endif
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WOLFSSL_API int wc_PubKeyPemToDer(const unsigned char*, int,
|
|
unsigned char*, int);
|
|
#endif /* WOLFSSL_CERT_EXT || WOLFSSL_PUB_PEM_TO_DER */
|
|
|
|
#ifdef WOLFSSL_CERT_GEN
|
|
#ifndef NO_FILESYSTEM
|
|
WOLFSSL_API int wc_PemCertToDer(const char* fileName,
|
|
unsigned char* derBuf, int derSz);
|
|
#endif
|
|
#endif /* WOLFSSL_CERT_GEN */
|
|
|
|
#ifdef WOLFSSL_DER_TO_PEM
|
|
WOLFSSL_API int wc_DerToPem(const byte* der, word32 derSz, byte* output,
|
|
word32 outputSz, int type);
|
|
WOLFSSL_API int wc_DerToPemEx(const byte* der, word32 derSz, byte* output,
|
|
word32 outputSz, byte *cipherIno, int type);
|
|
#endif
|
|
|
|
#ifndef NO_RSA
|
|
#if !defined(HAVE_USER_RSA)
|
|
WOLFSSL_API int wc_RsaPublicKeyDecode_ex(const byte* input, word32* inOutIdx,
|
|
word32 inSz, const byte** n, word32* nSz, const byte** e, word32* eSz);
|
|
#endif
|
|
WOLFSSL_API int wc_RsaPublicKeyDerSize(RsaKey* key, int with_header);
|
|
#endif
|
|
|
|
#ifdef HAVE_ECC
|
|
/* private key helpers */
|
|
WOLFSSL_API int wc_EccPrivateKeyDecode(const byte*, word32*,
|
|
ecc_key*, word32);
|
|
WOLFSSL_API int wc_EccKeyToDer(ecc_key*, byte* output, word32 inLen);
|
|
WOLFSSL_API int wc_EccPrivateKeyToDer(ecc_key* key, byte* output,
|
|
word32 inLen);
|
|
WOLFSSL_API int wc_EccPrivateKeyToPKCS8(ecc_key* key, byte* output,
|
|
word32* outLen);
|
|
|
|
/* public key helper */
|
|
WOLFSSL_API int wc_EccPublicKeyDecode(const byte*, word32*,
|
|
ecc_key*, word32);
|
|
WOLFSSL_API int wc_EccPublicKeyToDer(ecc_key*, byte* output,
|
|
word32 inLen, int with_AlgCurve);
|
|
WOLFSSL_API int wc_EccPublicKeyDerSize(ecc_key*, int with_AlgCurve);
|
|
#endif
|
|
|
|
#ifdef HAVE_ED25519
|
|
/* private key helpers */
|
|
WOLFSSL_API int wc_Ed25519PrivateKeyDecode(const byte*, word32*,
|
|
ed25519_key*, word32);
|
|
WOLFSSL_API int wc_Ed25519KeyToDer(ed25519_key* key, byte* output,
|
|
word32 inLen);
|
|
WOLFSSL_API int wc_Ed25519PrivateKeyToDer(ed25519_key* key, byte* output,
|
|
word32 inLen);
|
|
|
|
/* public key helper */
|
|
WOLFSSL_API int wc_Ed25519PublicKeyDecode(const byte*, word32*,
|
|
ed25519_key*, word32);
|
|
#if (defined(WOLFSSL_CERT_GEN) || defined(WOLFSSL_KEY_GEN))
|
|
WOLFSSL_API int wc_Ed25519PublicKeyToDer(ed25519_key*, byte* output,
|
|
word32 inLen, int with_AlgCurve);
|
|
#endif
|
|
#endif
|
|
|
|
/* DER encode signature */
|
|
WOLFSSL_API word32 wc_EncodeSignature(byte* out, const byte* digest,
|
|
word32 digSz, int hashOID);
|
|
WOLFSSL_API int wc_GetCTC_HashOID(int type);
|
|
|
|
WOLFSSL_API int wc_GetPkcs8TraditionalOffset(byte* input,
|
|
word32* inOutIdx, word32 sz);
|
|
WOLFSSL_API int wc_CreatePKCS8Key(byte* out, word32* outSz,
|
|
byte* key, word32 keySz, int algoID, const byte* curveOID, word32 oidSz);
|
|
|
|
#ifndef NO_ASN_TIME
|
|
/* Time */
|
|
/* Returns seconds (Epoch/UTC)
|
|
* timePtr: is "time_t", which is typically "long"
|
|
* Example:
|
|
long lTime;
|
|
rc = wc_GetTime(&lTime, (word32)sizeof(lTime));
|
|
*/
|
|
WOLFSSL_API int wc_GetTime(void* timePtr, word32 timeSize);
|
|
#endif
|
|
|
|
#ifdef WOLFSSL_ENCRYPTED_KEYS
|
|
WOLFSSL_API int wc_EncryptedInfoGet(EncryptedInfo* info,
|
|
const char* cipherInfo);
|
|
#endif
|
|
|
|
|
|
#ifdef WOLFSSL_CERT_PIV
|
|
|
|
typedef struct _wc_CertPIV {
|
|
const byte* cert;
|
|
word32 certSz;
|
|
const byte* certErrDet;
|
|
word32 certErrDetSz;
|
|
const byte* nonce; /* Identiv Only */
|
|
word32 nonceSz; /* Identiv Only */
|
|
const byte* signedNonce; /* Identiv Only */
|
|
word32 signedNonceSz; /* Identiv Only */
|
|
|
|
/* flags */
|
|
word16 compression:2;
|
|
word16 isX509:1;
|
|
word16 isIdentiv:1;
|
|
} wc_CertPIV;
|
|
|
|
WOLFSSL_API int wc_ParseCertPIV(wc_CertPIV* cert, const byte* buf, word32 totalSz);
|
|
#endif /* WOLFSSL_CERT_PIV */
|
|
|
|
|
|
#ifdef __cplusplus
|
|
} /* extern "C" */
|
|
#endif
|
|
|
|
#endif /* WOLF_CRYPT_ASN_PUBLIC_H */
|