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1 files changed, 610 insertions, 0 deletions

diff --git a/wolfssl/wolfcrypt/asn_public.h b/wolfssl/wolfcrypt/asn_public.h
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+/* asn_public.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_public.h
+*/
+
+#ifndef WOLF_CRYPT_ASN_PUBLIC_H
+#define WOLF_CRYPT_ASN_PUBLIC_H
+
+#include <wolfssl/wolfcrypt/types.h>
+
+#ifdef __cplusplus
+    extern "C" {
+#endif
+
+/* guard on redeclaration */
+#ifndef WC_ECCKEY_TYPE_DEFINED
+    typedef struct ecc_key ecc_key;
+    #define WC_ECCKEY_TYPE_DEFINED
+#endif
+#ifndef WC_ED25519KEY_TYPE_DEFINED
+    typedef struct ed25519_key ed25519_key;
+    #define WC_ED25519KEY_TYPE_DEFINED
+#endif
+#ifndef WC_ED448KEY_TYPE_DEFINED
+    typedef struct ed448_key ed448_key;
+    #define WC_ED448KEY_TYPE_DEFINED
+#endif
+#ifndef WC_RSAKEY_TYPE_DEFINED
+    typedef struct RsaKey RsaKey;
+    #define WC_RSAKEY_TYPE_DEFINED
+#endif
+#ifndef WC_RNG_TYPE_DEFINED
+    typedef struct WC_RNG WC_RNG;
+    #define WC_RNG_TYPE_DEFINED
+#endif
+
+enum Ecc_Sum {
+    ECC_SECP112R1_OID = 182,
+    ECC_SECP112R2_OID = 183,
+    ECC_SECP128R1_OID = 204,
+    ECC_SECP128R2_OID = 205,
+    ECC_SECP160R1_OID = 184,
+    ECC_SECP160R2_OID = 206,
+    ECC_SECP160K1_OID = 185,
+    ECC_BRAINPOOLP160R1_OID = 98,
+    ECC_SECP192R1_OID = 520,
+    ECC_PRIME192V2_OID = 521,
+    ECC_PRIME192V3_OID = 522,
+    ECC_SECP192K1_OID = 207,
+    ECC_BRAINPOOLP192R1_OID = 100,
+    ECC_SECP224R1_OID = 209,
+    ECC_SECP224K1_OID = 208,
+    ECC_BRAINPOOLP224R1_OID = 102,
+    ECC_PRIME239V1_OID = 523,
+    ECC_PRIME239V2_OID = 524,
+    ECC_PRIME239V3_OID = 525,
+    ECC_SECP256R1_OID = 526,
+    ECC_SECP256K1_OID = 186,
+    ECC_BRAINPOOLP256R1_OID = 104,
+    ECC_X25519_OID = 365,
+    ECC_ED25519_OID = 256,
+    ECC_BRAINPOOLP320R1_OID = 106,
+    ECC_X448_OID = 362,
+    ECC_ED448_OID = 257,
+    ECC_SECP384R1_OID = 210,
+    ECC_BRAINPOOLP384R1_OID = 108,
+    ECC_BRAINPOOLP512R1_OID = 110,
+    ECC_SECP521R1_OID = 211,
+};
+
+
+/* Certificate file Type */
+enum CertType {
+    CERT_TYPE       = 0,
+    PRIVATEKEY_TYPE,
+    DH_PARAM_TYPE,
+    DSA_PARAM_TYPE,
+    CRL_TYPE,
+    CA_TYPE,
+    ECC_PRIVATEKEY_TYPE,
+    DSA_PRIVATEKEY_TYPE,
+    CERTREQ_TYPE,
+    DSA_TYPE,
+    ECC_TYPE,
+    RSA_TYPE,
+    PUBLICKEY_TYPE,
+    RSA_PUBLICKEY_TYPE,
+    ECC_PUBLICKEY_TYPE,
+    TRUSTED_PEER_TYPE,
+    EDDSA_PRIVATEKEY_TYPE,
+    ED25519_TYPE,
+    ED448_TYPE,
+    PKCS12_TYPE,
+    PKCS8_PRIVATEKEY_TYPE,
+    PKCS8_ENC_PRIVATEKEY_TYPE,
+    DETECT_CERT_TYPE,
+    DH_PRIVATEKEY_TYPE,
+};
+
+
+/* Signature type, by OID sum */
+enum Ctc_SigType {
+    CTC_SHAwDSA      = 517,
+    CTC_MD2wRSA      = 646,
+    CTC_MD5wRSA      = 648,
+    CTC_SHAwRSA      = 649,
+    CTC_SHAwECDSA    = 520,
+    CTC_SHA224wRSA   = 658,
+    CTC_SHA224wECDSA = 523,
+    CTC_SHA256wRSA   = 655,
+    CTC_SHA256wECDSA = 524,
+    CTC_SHA384wRSA   = 656,
+    CTC_SHA384wECDSA = 525,
+    CTC_SHA512wRSA   = 657,
+    CTC_SHA512wECDSA = 526,
+    CTC_ED25519      = 256,
+    CTC_ED448        = 257
+};
+
+enum Ctc_Encoding {
+    CTC_UTF8       = 0x0c, /* utf8      */
+    CTC_PRINTABLE  = 0x13  /* printable */
+};
+
+#ifndef WC_CTC_NAME_SIZE
+    #define WC_CTC_NAME_SIZE 64
+#endif
+#ifndef WC_CTC_MAX_ALT_SIZE
+    #define WC_CTC_MAX_ALT_SIZE 16384
+#endif
+
+enum Ctc_Misc {
+    CTC_COUNTRY_SIZE  =     2,
+    CTC_NAME_SIZE     = WC_CTC_NAME_SIZE,
+    CTC_DATE_SIZE     =    32,
+    CTC_MAX_ALT_SIZE  = WC_CTC_MAX_ALT_SIZE, /* may be huge, default: 16384 */
+    CTC_SERIAL_SIZE   =    20,
+    CTC_GEN_SERIAL_SZ =    16,
+#ifdef WOLFSSL_CERT_EXT
+    /* AKID could contains: hash + (Option) AuthCertIssuer,AuthCertSerialNum
+     * We support only hash */
+    CTC_MAX_SKID_SIZE = 32, /* SHA256_DIGEST_SIZE */
+    CTC_MAX_AKID_SIZE = 32, /* SHA256_DIGEST_SIZE */
+    CTC_MAX_CERTPOL_SZ = 64,
+    CTC_MAX_CERTPOL_NB = 2 /* Max number of Certificate Policy */
+#endif /* WOLFSSL_CERT_EXT */
+};
+
+/* DER buffer */
+typedef struct DerBuffer {
+    byte*  buffer;
+    void*  heap;
+    word32 length;
+    int    type;    /* enum CertType */
+    int    dynType; /* DYNAMIC_TYPE_* */
+} DerBuffer;
+
+typedef struct WOLFSSL_ASN1_TIME {
+    unsigned char data[CTC_DATE_SIZE]; /* date bytes */
+    int length;
+    int type;
+} WOLFSSL_ASN1_TIME;
+
+enum {
+    IV_SZ   = 32,                   /* max iv sz */
+    NAME_SZ = 80,                   /* max one line */
+
+    PEM_PASS_READ  = 0,
+    PEM_PASS_WRITE = 1,
+};
+
+
+typedef int (pem_password_cb)(char* passwd, int sz, int rw, void* userdata);
+
+typedef struct EncryptedInfo {
+    pem_password_cb* passwd_cb;
+    void*            passwd_userdata;
+
+    long     consumed;         /* tracks PEM bytes consumed */
+
+    int      cipherType;
+    word32   keySz;
+    word32   ivSz;             /* salt or encrypted IV size */
+
+    char     name[NAME_SZ];    /* cipher name, such as "DES-CBC" */
+    byte     iv[IV_SZ];        /* salt or encrypted IV */
+
+    word16   set:1;            /* if encryption set */
+} EncryptedInfo;
+
+
+#define WOLFSSL_ASN1_INTEGER_MAX 20
+typedef struct WOLFSSL_ASN1_INTEGER {
+    /* size can be increased set at 20 for tag, length then to hold at least 16
+     * byte type */
+    unsigned char  intData[WOLFSSL_ASN1_INTEGER_MAX];
+    /* ASN_INTEGER | LENGTH | hex of number */
+    unsigned char  negative;   /* negative number flag */
+
+    unsigned char* data;
+    unsigned int   dataMax;   /* max size of data buffer */
+    unsigned int   isDynamic:1; /* flag for if data pointer dynamic (1 is yes 0 is no) */
+
+    int length;
+    int type;
+} WOLFSSL_ASN1_INTEGER;
+
+
+#if defined(WOLFSSL_CERT_GEN) || defined(WOLFSSL_CERT_EXT)
+#ifdef WOLFSSL_EKU_OID
+    #ifndef CTC_MAX_EKU_NB
+        #define CTC_MAX_EKU_NB 1
+    #endif
+    #ifndef CTC_MAX_EKU_OID_SZ
+        #define CTC_MAX_EKU_OID_SZ 30
+    #endif
+#else
+    #undef CTC_MAX_EKU_OID_SZ
+    #define CTC_MAX_EKU_OID_SZ 0
+#endif
+#endif /* WOLFSSL_CERT_GEN || WOLFSSL_CERT_EXT */
+
+#ifdef WOLFSSL_CERT_GEN
+
+#ifdef WOLFSSL_MULTI_ATTRIB
+#ifndef CTC_MAX_ATTRIB
+    #define CTC_MAX_ATTRIB 4
+#endif
+
+/* ASN Encoded Name field */
+typedef struct NameAttrib {
+    int  sz;                     /* actual string value length */
+    int  id;                     /* id of name */
+    int  type;                   /* enc of name */
+    char value[CTC_NAME_SIZE];   /* name */
+} NameAttrib;
+#endif /* WOLFSSL_MULTI_ATTRIB */
+
+
+typedef struct CertName {
+    char country[CTC_NAME_SIZE];
+    char countryEnc;
+    char state[CTC_NAME_SIZE];
+    char stateEnc;
+    char locality[CTC_NAME_SIZE];
+    char localityEnc;
+    char sur[CTC_NAME_SIZE];
+    char surEnc;
+    char org[CTC_NAME_SIZE];
+    char orgEnc;
+    char unit[CTC_NAME_SIZE];
+    char unitEnc;
+    char commonName[CTC_NAME_SIZE];
+    char commonNameEnc;
+    char serialDev[CTC_NAME_SIZE];
+    char serialDevEnc;
+#ifdef WOLFSSL_CERT_EXT
+    char busCat[CTC_NAME_SIZE];
+    char busCatEnc;
+    char joiC[CTC_NAME_SIZE];
+    char joiCEnc;
+    char joiSt[CTC_NAME_SIZE];
+    char joiStEnc;
+#endif
+    char email[CTC_NAME_SIZE];  /* !!!! email has to be last !!!! */
+#ifdef WOLFSSL_MULTI_ATTRIB
+    NameAttrib name[CTC_MAX_ATTRIB];
+#endif
+} CertName;
+
+
+/* for user to fill for certificate generation */
+typedef struct Cert {
+    int      version;                   /* x509 version  */
+    byte     serial[CTC_SERIAL_SIZE];   /* serial number */
+    int      serialSz;                  /* serial size */
+    int      sigType;                   /* signature algo type */
+    CertName issuer;                    /* issuer info */
+    int      daysValid;                 /* validity days */
+    int      selfSigned;                /* self signed flag */
+    CertName subject;                   /* subject info */
+    int      isCA;                      /* is this going to be a CA */
+    /* internal use only */
+    int      bodySz;                    /* pre sign total size */
+    int      keyType;                   /* public key type of subject */
+#ifdef WOLFSSL_ALT_NAMES
+    byte     altNames[CTC_MAX_ALT_SIZE]; /* altNames copy */
+    int      altNamesSz;                 /* altNames size in bytes */
+    byte     beforeDate[CTC_DATE_SIZE];  /* before date copy */
+    int      beforeDateSz;               /* size of copy */
+    byte     afterDate[CTC_DATE_SIZE];   /* after date copy */
+    int      afterDateSz;                /* size of copy */
+#endif
+#ifdef WOLFSSL_CERT_EXT
+    byte    skid[CTC_MAX_SKID_SIZE];     /* Subject Key Identifier */
+    int     skidSz;                      /* SKID size in bytes */
+    byte    akid[CTC_MAX_AKID_SIZE];     /* Authority Key Identifier */
+    int     akidSz;                      /* AKID size in bytes */
+    word16  keyUsage;                    /* Key Usage */
+    byte    extKeyUsage;                 /* Extended Key Usage */
+#ifdef WOLFSSL_EKU_OID
+    /* Extended Key Usage OIDs */
+    byte    extKeyUsageOID[CTC_MAX_EKU_NB][CTC_MAX_EKU_OID_SZ];
+    byte    extKeyUsageOIDSz[CTC_MAX_EKU_NB];
+#endif
+    char    certPolicies[CTC_MAX_CERTPOL_NB][CTC_MAX_CERTPOL_SZ];
+    word16  certPoliciesNb;              /* Number of Cert Policy */
+    byte     issRaw[sizeof(CertName)];   /* raw issuer info */
+    byte     sbjRaw[sizeof(CertName)];   /* raw subject info */
+#endif
+#ifdef WOLFSSL_CERT_REQ
+    char     challengePw[CTC_NAME_SIZE];
+    int      challengePwPrintableString; /* encode as PrintableString */
+#endif
+    void*   decodedCert;    /* internal DecodedCert allocated from heap */
+    byte*   der;            /* Pointer to buffer of current DecodedCert cache */
+    void*   heap;           /* heap hint */
+} Cert;
+
+
+/* Initialize and Set Certificate defaults:
+   version    = 3 (0x2)
+   serial     = 0 (Will be randomly generated)
+   sigType    = SHA_WITH_RSA
+   issuer     = blank
+   daysValid  = 500
+   selfSigned = 1 (true) use subject as issuer
+   subject    = blank
+   isCA       = 0 (false)
+   keyType    = RSA_KEY (default)
+*/
+WOLFSSL_API int wc_InitCert(Cert*);
+WOLFSSL_API int wc_MakeCert_ex(Cert* cert, byte* derBuffer, word32 derSz,
+                                int keyType, void* key, WC_RNG* rng);
+WOLFSSL_API int wc_MakeCert(Cert*, byte* derBuffer, word32 derSz, RsaKey*,
+                             ecc_key*, WC_RNG*);
+#ifdef WOLFSSL_CERT_REQ
+    WOLFSSL_API int wc_MakeCertReq_ex(Cert*, byte* derBuffer, word32 derSz,
+                                       int, void*);
+    WOLFSSL_API int wc_MakeCertReq(Cert*, byte* derBuffer, word32 derSz,
+                                    RsaKey*, ecc_key*);
+#endif
+WOLFSSL_API int wc_SignCert_ex(int requestSz, int sType, byte* buffer,
+                                word32 buffSz, int keyType, void* key,
+                                WC_RNG* rng);
+WOLFSSL_API int wc_SignCert(int requestSz, int sigType, byte* derBuffer,
+                             word32 derSz, RsaKey*, ecc_key*, WC_RNG*);
+WOLFSSL_API int wc_MakeSelfCert(Cert*, byte* derBuffer, word32 derSz, RsaKey*,
+                             WC_RNG*);
+WOLFSSL_API int wc_SetIssuer(Cert*, const char*);
+WOLFSSL_API int wc_SetSubject(Cert*, const char*);
+#ifdef WOLFSSL_ALT_NAMES
+    WOLFSSL_API int wc_SetAltNames(Cert*, const char*);
+#endif
+
+#ifdef WOLFSSL_CERT_GEN_CACHE
+WOLFSSL_API void wc_SetCert_Free(Cert* cert);
+#endif
+
+WOLFSSL_API int wc_SetIssuerBuffer(Cert*, const byte*, int);
+WOLFSSL_API int wc_SetSubjectBuffer(Cert*, const byte*, int);
+WOLFSSL_API int wc_SetAltNamesBuffer(Cert*, const byte*, int);
+WOLFSSL_API int wc_SetDatesBuffer(Cert*, const byte*, int);
+
+#ifndef NO_ASN_TIME
+WOLFSSL_API int wc_GetCertDates(Cert* cert, struct tm* before,
+    struct tm* after);
+#endif
+
+#ifdef WOLFSSL_CERT_EXT
+WOLFSSL_API int wc_SetAuthKeyIdFromPublicKey_ex(Cert *cert, int keyType,
+                                                void* key);
+WOLFSSL_API int wc_SetAuthKeyIdFromPublicKey(Cert *cert, RsaKey *rsakey,
+                                             ecc_key *eckey);
+WOLFSSL_API int wc_SetAuthKeyIdFromCert(Cert *cert, const byte *der, int derSz);
+WOLFSSL_API int wc_SetAuthKeyId(Cert *cert, const char* file);
+WOLFSSL_API int wc_SetSubjectKeyIdFromPublicKey_ex(Cert *cert, int keyType,
+                                                   void* key);
+WOLFSSL_API int wc_SetSubjectKeyIdFromPublicKey(Cert *cert, RsaKey *rsakey,
+                                                ecc_key *eckey);
+WOLFSSL_API int wc_SetSubjectKeyId(Cert *cert, const char* file);
+WOLFSSL_API int wc_GetSubjectRaw(byte **subjectRaw, Cert *cert);
+WOLFSSL_API int wc_SetSubjectRaw(Cert* cert, const byte* der, int derSz);
+WOLFSSL_API int wc_SetIssuerRaw(Cert* cert, const byte* der, int derSz);
+
+#ifdef HAVE_NTRU
+WOLFSSL_API int wc_SetSubjectKeyIdFromNtruPublicKey(Cert *cert, byte *ntruKey,
+                                                    word16 ntruKeySz);
+#endif
+
+/* Set the KeyUsage.
+ * Value is a string separated tokens with ','. Accepted tokens are :
+ * digitalSignature,nonRepudiation,contentCommitment,keyCertSign,cRLSign,
+ * dataEncipherment,keyAgreement,keyEncipherment,encipherOnly and decipherOnly.
+ *
+ * nonRepudiation and contentCommitment are for the same usage.
+ */
+WOLFSSL_API int wc_SetKeyUsage(Cert *cert, const char *value);
+
+/* Set ExtendedKeyUsage
+ * Value is a string separated tokens with ','. Accepted tokens are :
+ * any,serverAuth,clientAuth,codeSigning,emailProtection,timeStamping,OCSPSigning
+ */
+WOLFSSL_API int wc_SetExtKeyUsage(Cert *cert, const char *value);
+
+
+#ifdef WOLFSSL_EKU_OID
+/* Set ExtendedKeyUsage with unique OID
+ * oid is expected to be in byte representation
+ */
+WOLFSSL_API int wc_SetExtKeyUsageOID(Cert *cert, const char *oid, word32 sz,
+                                     byte idx, void* heap);
+#endif /* WOLFSSL_EKU_OID */
+#endif /* WOLFSSL_CERT_EXT */
+
+    #ifdef HAVE_NTRU
+        WOLFSSL_API int wc_MakeNtruCert(Cert*, byte* derBuffer, word32 derSz,
+                                     const byte* ntruKey, word16 keySz,
+                                     WC_RNG*);
+    #endif
+
+#endif /* WOLFSSL_CERT_GEN */
+
+WOLFSSL_API int wc_GetDateInfo(const byte* certDate, int certDateSz,
+    const byte** date, byte* format, int* length);
+#ifndef NO_ASN_TIME
+WOLFSSL_API int wc_GetDateAsCalendarTime(const byte* date, int length,
+    byte format, struct tm* time);
+#endif
+
+#if defined(WOLFSSL_PEM_TO_DER) || defined(WOLFSSL_DER_TO_PEM)
+
+    WOLFSSL_API int wc_PemGetHeaderFooter(int type, const char** header,
+        const char** footer);
+
+#endif
+
+WOLFSSL_API  int wc_AllocDer(DerBuffer** pDer, word32 length, int type, void* heap);
+WOLFSSL_API void wc_FreeDer(DerBuffer** pDer);
+
+#ifdef WOLFSSL_PEM_TO_DER
+    WOLFSSL_API int wc_PemToDer(const unsigned char* buff, long longSz, int type,
+              DerBuffer** pDer, void* heap, EncryptedInfo* info, int* eccKey);
+
+    WOLFSSL_API int wc_KeyPemToDer(const unsigned char*, int,
+                                   unsigned char*, int, const char*);
+    WOLFSSL_API int wc_CertPemToDer(const unsigned char*, int,
+                                    unsigned char*, int, int);
+#endif /* WOLFSSL_PEM_TO_DER */
+
+#if defined(WOLFSSL_CERT_EXT) || defined(WOLFSSL_PUB_PEM_TO_DER)
+    #ifndef NO_FILESYSTEM
+        WOLFSSL_API int wc_PemPubKeyToDer(const char* fileName,
+                                          unsigned char* derBuf, int derSz);
+    #endif
+
+    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
+
+#ifdef HAVE_ED448
+    /* private key helpers */
+    WOLFSSL_API int wc_Ed448PrivateKeyDecode(const byte*, word32*,
+                                             ed448_key*, word32);
+    WOLFSSL_API int wc_Ed448KeyToDer(ed448_key* key, byte* output,
+                                     word32 inLen);
+    WOLFSSL_API int wc_Ed448PrivateKeyToDer(ed448_key* key, byte* output,
+                                            word32 inLen);
+
+    /* public key helper */
+    WOLFSSL_API int wc_Ed448PublicKeyDecode(const byte*, word32*,
+                                            ed448_key*, word32);
+    #if (defined(WOLFSSL_CERT_GEN) || defined(WOLFSSL_KEY_GEN))
+        WOLFSSL_API int wc_Ed448PublicKeyToDer(ed448_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 */