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- Move automatic OID detection from Dilithium code into ASN code

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This commit is contained in:
Brett Nicholas
2024-11-13 13:07:31 -07:00
parent 6b1b6ece00
commit f672105d55
4 changed files with 206 additions and 134 deletions
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108
wolfcrypt/src/asn.c
View File

@ -35307,9 +35307,10 @@ enum {
|| (defined(HAVE_CURVE448) && defined(HAVE_CURVE448_KEY_IMPORT)) \ || (defined(HAVE_CURVE448) && defined(HAVE_CURVE448_KEY_IMPORT)) \
|| defined(HAVE_FALCON) || defined(HAVE_DILITHIUM) || defined(HAVE_SPHINCS)) || defined(HAVE_FALCON) || defined(HAVE_DILITHIUM) || defined(HAVE_SPHINCS))
int DecodeAsymKey_Assign(const byte* input, word32* inOutIdx, word32 inSz,
int DecodeAsymKey_Assign_ex(const byte* input, word32* inOutIdx, word32 inSz,
const byte** privKey, word32* privKeyLen, const byte** privKey, word32* privKeyLen,
const byte** pubKey, word32* pubKeyLen, int keyType) const byte** pubKey, word32* pubKeyLen, int* inOutKeyType)
{ {
#ifndef WOLFSSL_ASN_TEMPLATE #ifndef WOLFSSL_ASN_TEMPLATE
word32 oid; word32 oid;
@ -35337,14 +35338,24 @@ int DecodeAsymKey_Assign(const byte* input, word32* inOutIdx, word32 inSz,
if (GetMyVersion(input, inOutIdx, &version, inSz) < 0) if (GetMyVersion(input, inOutIdx, &version, inSz) < 0)
return ASN_PARSE_E; return ASN_PARSE_E;
if (version != 0) { if (version != 0) {
WOLFSSL_MSG("Unrecognized version of ED25519 private key"); WOLFSSL_MSG("Unrecognized version of private key");
return ASN_PARSE_E; return ASN_PARSE_E;
} }
if (GetAlgoId(input, inOutIdx, &oid, oidKeyType, inSz) < 0) if (GetAlgoId(input, inOutIdx, &oid, oidKeyType, inSz) < 0)
return ASN_PARSE_E; return ASN_PARSE_E;
if (oid != (word32)keyType)
return ASN_PARSE_E; if (inOutKeyType != NULL) {
/* If user supplies ANONk (0) key type, we want to auto-detect from
* DER and copy it back to user */
if (*inOutKeyType == ANONk) {
*inOutKeyType = oid;
}
/* Otherwise strictly validate against the expected type */
else if (oid != (word32)*inOutKeyType) {
return ASN_PARSE_E;
}
}
if (GetOctetString(input, inOutIdx, &length, inSz) < 0) if (GetOctetString(input, inOutIdx, &length, inSz) < 0)
return ASN_PARSE_E; return ASN_PARSE_E;
@ -35394,10 +35405,21 @@ int DecodeAsymKey_Assign(const byte* input, word32* inOutIdx, word32 inSz,
return 0; return 0;
#else #else
if (ret == 0) { if (ret == 0) {
/* Require OID. */ /* If user supplies an expected keyType (algorithm OID sum), attempt to
word32 oidSz; * process DER accordingly */
const byte* oid = OidFromId((word32)keyType, oidKeyType, &oidSz); if (inOutKeyType != NULL && *inOutKeyType != 0) {
GetASN_ExpBuffer(&dataASN[EDKEYASN_IDX_PKEYALGO_OID], oid, oidSz); word32 oidSz;
/* Explicit OID check - use expected type */
const byte* oidDerBytes = OidFromId((word32)*inOutKeyType,
oidKeyType, &oidSz);
GetASN_ExpBuffer(&dataASN[EDKEYASN_IDX_PKEYALGO_OID], oidDerBytes,
oidSz);
}
else {
/* Auto-detect OID using template */
GetASN_OID(&dataASN[EDKEYASN_IDX_PKEYALGO_OID], oidKeyType);
}
/* Parse full private key. */ /* Parse full private key. */
ret = GetASN_Items(edKeyASN, dataASN, edKeyASN_Length, 1, input, ret = GetASN_Items(edKeyASN, dataASN, edKeyASN_Length, 1, input,
inOutIdx, inSz); inOutIdx, inSz);
@ -35410,6 +35432,12 @@ int DecodeAsymKey_Assign(const byte* input, word32* inOutIdx, word32 inSz,
ret = ASN_PARSE_E; ret = ASN_PARSE_E;
} }
} }
/* Store detected OID if requested */
if (ret == 0 && inOutKeyType != NULL && *inOutKeyType == ANONk) {
*inOutKeyType =
(int)dataASN[EDKEYASN_IDX_PKEYALGO_OID].data.oid.sum;
}
} }
if (ret == 0) { if (ret == 0) {
/* Import private value. */ /* Import private value. */
@ -35434,6 +35462,15 @@ int DecodeAsymKey_Assign(const byte* input, word32* inOutIdx, word32 inSz,
#endif /* WOLFSSL_ASN_TEMPLATE */ #endif /* WOLFSSL_ASN_TEMPLATE */
} }
int DecodeAsymKey_Assign(const byte* input, word32* inOutIdx, word32 inSz,
const byte** privKey, word32* privKeyLen,
const byte** pubKey, word32* pubKeyLen, int keyType)
{
return DecodeAsymKey_Assign_ex(input, inOutIdx, inSz, privKey, privKeyLen,
pubKey, pubKeyLen, &keyType);
}
int DecodeAsymKey(const byte* input, word32* inOutIdx, word32 inSz, int DecodeAsymKey(const byte* input, word32* inOutIdx, word32 inSz,
byte* privKey, word32* privKeyLen, byte* privKey, word32* privKeyLen,
byte* pubKey, word32* pubKeyLen, int keyType) byte* pubKey, word32* pubKeyLen, int keyType)
@ -35472,8 +35509,8 @@ int DecodeAsymKey(const byte* input, word32* inOutIdx, word32 inSz,
return ret; return ret;
} }
int DecodeAsymKeyPublic_Assign(const byte* input, word32* inOutIdx, word32 inSz, int DecodeAsymKeyPublic_Assign_ex(const byte* input, word32* inOutIdx, word32 inSz,
const byte** pubKey, word32* pubKeyLen, int keyType) const byte** pubKey, word32* pubKeyLen, int *inOutKeyType)
{ {
int ret = 0; int ret = 0;
#ifndef WOLFSSL_ASN_TEMPLATE #ifndef WOLFSSL_ASN_TEMPLATE
@ -35498,8 +35535,18 @@ int DecodeAsymKeyPublic_Assign(const byte* input, word32* inOutIdx, word32 inSz,
if (GetObjectId(input, inOutIdx, &oid, oidKeyType, inSz) < 0) if (GetObjectId(input, inOutIdx, &oid, oidKeyType, inSz) < 0)
return ASN_PARSE_E; return ASN_PARSE_E;
if (oid != (word32)keyType)
return ASN_PARSE_E; if (inOutKeyType != NULL) {
/* If user supplies ANONk (0) key type, we want to auto-detect from
* DER and copy it back to user */
if (*inOutKeyType == ANONk) {
*inOutKeyType = oid;
}
/* Otherwise strictly validate against the expected type */
else if (oid != (word32)*inOutKeyType) {
return ASN_PARSE_E;
}
}
/* key header */ /* key header */
ret = CheckBitString(input, inOutIdx, &length, inSz, 1, NULL); ret = CheckBitString(input, inOutIdx, &length, inSz, 1, NULL);
@ -35519,12 +35566,21 @@ int DecodeAsymKeyPublic_Assign(const byte* input, word32* inOutIdx, word32 inSz,
CALLOC_ASNGETDATA(dataASN, publicKeyASN_Length, ret, NULL); CALLOC_ASNGETDATA(dataASN, publicKeyASN_Length, ret, NULL);
if (ret == 0) { if (ret == 0) {
/* Require OID. */ /* If user supplies an expected keyType (algorithm OID sum), attempt to
word32 oidSz; * process DER accordingly */
const byte* oid = OidFromId((word32)keyType, oidKeyType, &oidSz); if (inOutKeyType != NULL && *inOutKeyType != ANONk) {
word32 oidSz;
GetASN_ExpBuffer(&dataASN[PUBKEYASN_IDX_ALGOID_OID], oid, oidSz); /* Explicit OID check - use expected type */
/* Decode Ed25519 private key. */ const byte* oidDerBytes = OidFromId((word32)*inOutKeyType,
oidKeyType, &oidSz);
GetASN_ExpBuffer(&dataASN[PUBKEYASN_IDX_ALGOID_OID], oidDerBytes,
oidSz);
}
else {
/* Auto-detect OID using template */
GetASN_OID(&dataASN[PUBKEYASN_IDX_ALGOID_OID], oidKeyType);
}
/* Decode public key. */
ret = GetASN_Items(publicKeyASN, dataASN, publicKeyASN_Length, 1, ret = GetASN_Items(publicKeyASN, dataASN, publicKeyASN_Length, 1,
input, inOutIdx, inSz); input, inOutIdx, inSz);
if (ret != 0) if (ret != 0)
@ -35532,6 +35588,12 @@ int DecodeAsymKeyPublic_Assign(const byte* input, word32* inOutIdx, word32 inSz,
/* check that input buffer is exhausted */ /* check that input buffer is exhausted */
if (*inOutIdx != inSz) if (*inOutIdx != inSz)
ret = ASN_PARSE_E; ret = ASN_PARSE_E;
/* Store detected OID if requested */
if (ret == 0 && inOutKeyType != NULL && *inOutKeyType == ANONk) {
*inOutKeyType =
(int)dataASN[PUBKEYASN_IDX_ALGOID_OID].data.oid.sum;
}
} }
/* Check that the all the buffer was used. */ /* Check that the all the buffer was used. */
if ((ret == 0) && if ((ret == 0) &&
@ -35546,6 +35608,14 @@ int DecodeAsymKeyPublic_Assign(const byte* input, word32* inOutIdx, word32 inSz,
FREE_ASNGETDATA(dataASN, NULL); FREE_ASNGETDATA(dataASN, NULL);
#endif /* WOLFSSL_ASN_TEMPLATE */ #endif /* WOLFSSL_ASN_TEMPLATE */
return ret; return ret;
}
int DecodeAsymKeyPublic_Assign(const byte* input, word32* inOutIdx, word32 inSz,
const byte** pubKey, word32* pubKeyLen, int keyType)
{
return DecodeAsymKeyPublic_Assign_ex(input, inOutIdx, inSz, pubKey,
pubKeyLen, &keyType);
} }
int DecodeAsymKeyPublic(const byte* input, word32* inOutIdx, word32 inSz, int DecodeAsymKeyPublic(const byte* input, word32* inOutIdx, word32 inSz,

129
wolfcrypt/src/dilithium.c
View File

@ -9524,59 +9524,6 @@ static int mapOidToSecLevel(word32 oid)
} }
} }
/* Get security level from DER encoded key. Returns a positive security level
* (e.g. WC_ML_DSA_44, etc.) on success, or a negative value on error.
*
* Expected ASN.1 Structure:
*
* SEQUENCE { -- Outer wrapper
* version INTEGER, -- Version number (usually 0)
* algorithm SEQUENCE { -- AlgorithmIdentifier
* algorithm OBJECT IDENTIFIER -- OID identifying Dilithium variant
* }
* -- Note: Remaining key data after algorithm is ignored for this function
* }
*/
static int getSecLevelFromDer(const byte* der, word32 derSz)
{
word32 idx = 0;
int seqSz, algSeqSz;
int ret;
word32 oid = 0;
int version;
if (der == NULL || derSz == 0) {
return BAD_FUNC_ARG;
}
/* Parse outer SEQUENCE wrapper and get its size
* Advances idx past the SEQUENCE header */
if ((ret = GetSequence(der, &idx, &seqSz, derSz)) < 0) {
return ret;
}
/* Parse and skip over version INTEGER
* Advances idx past the version field */
if ((ret = GetMyVersion(der, &idx, &version, derSz)) < 0) {
return ret;
}
/* Parse AlgorithmIdentifier SEQUENCE and get its size
* Advances idx past the SEQUENCE header */
if ((ret = GetSequence(der, &idx, &algSeqSz, derSz)) < 0) {
return ret;
}
/* Parse OID value from AlgorithmIdentifier
* Advances idx past the OID, stores numeric OID value
* oidSigType indicates this is a signature algorithm OID */
if ((ret = GetObjectId(der, &idx, &oid, oidSigType, derSz - idx)) < 0) {
return ret;
}
return mapOidToSecLevel(oid);
}
#if defined(WOLFSSL_DILITHIUM_PRIVATE_KEY) #if defined(WOLFSSL_DILITHIUM_PRIVATE_KEY)
/* Decode the DER encoded Dilithium key. /* Decode the DER encoded Dilithium key.
@ -9613,23 +9560,6 @@ int wc_Dilithium_PrivateKeyDecode(const byte* input, word32* inOutIdx,
ret = BAD_FUNC_ARG; ret = BAD_FUNC_ARG;
} }
/* If expected security level not set in key, detect it from DER */
if (key->level == 0
#ifdef WOLFSSL_WC_DILITHIUM
|| key->params == NULL
#endif
) {
int level;
level = getSecLevelFromDer(input + *inOutIdx, inSz - *inOutIdx);
if (level < 0) {
ret = level;
}
else {
/* Set params based on level parsed from DER*/
ret = wc_dilithium_set_level(key, level);
}
}
if (ret == 0) { if (ret == 0) {
/* Get OID sum for level. */ /* Get OID sum for level. */
#if defined(WOLFSSL_DILITHIUM_FIPS204_DRAFT) #if defined(WOLFSSL_DILITHIUM_FIPS204_DRAFT)
@ -9657,15 +9587,27 @@ int wc_Dilithium_PrivateKeyDecode(const byte* input, word32* inOutIdx,
keytype = ML_DSA_LEVEL5k; keytype = ML_DSA_LEVEL5k;
} }
else { else {
/* Level not set. */ /* Level not set by caller, decode from DER */
ret = BAD_FUNC_ARG; keytype = ANONk; /* 0, not a valid key type in this situation*/
} }
} }
if (ret == 0) { if (ret == 0) {
/* Decode the asymmetric key and get out private and public key data. */ /* Decode the asymmetric key and get out private and public key data. */
ret = DecodeAsymKey_Assign(input, inOutIdx, inSz, &privKey, &privKeyLen, ret = DecodeAsymKey_Assign_ex(input, inOutIdx, inSz,
&pubKey, &pubKeyLen, keytype); &privKey, &privKeyLen,
&pubKey, &pubKeyLen, &keytype);
if (ret == 0
#ifdef WOLFSSL_WC_DILITHIUM
&& key->params == NULL
#endif
) {
/* Set the security level based on the decoded key. */
ret = mapOidToSecLevel(keytype);
if (ret > 0) {
ret = wc_dilithium_set_level(key, ret);
}
}
} }
if ((ret == 0) && (pubKey == NULL) && (pubKeyLen == 0)) { if ((ret == 0) && (pubKey == NULL) && (pubKeyLen == 0)) {
/* Check if the public key is included in the private key. */ /* Check if the public key is included in the private key. */
@ -9883,25 +9825,6 @@ int wc_Dilithium_PublicKeyDecode(const byte* input, word32* inOutIdx,
ret = BAD_FUNC_ARG; ret = BAD_FUNC_ARG;
} }
#if !defined(WOLFSSL_DILITHIUM_NO_ASN1)
/* If expected security level not set in key, detect it from DER */
if (key->level == 0
#ifdef WOLFSSL_WC_DILITHIUM
|| key->params == NULL
#endif
) {
int level;
level = getSecLevelFromDer(input + *inOutIdx, inSz - *inOutIdx);
if (level < 0) {
ret = level;
}
else {
/* Set params based on level parsed from DER*/
ret = wc_dilithium_set_level(key, level);
}
}
#endif /* !WOLFSSL_DILITHIUM_NO_ASN1 */
if (ret == 0) { if (ret == 0) {
/* Try to import the key directly. */ /* Try to import the key directly. */
ret = wc_dilithium_import_public(input, inSz, key); ret = wc_dilithium_import_public(input, inSz, key);
@ -9945,13 +9868,25 @@ int wc_Dilithium_PublicKeyDecode(const byte* input, word32* inOutIdx,
keytype = ML_DSA_LEVEL5k; keytype = ML_DSA_LEVEL5k;
} }
else { else {
/* Level not set. */ /* Level not set by caller, decode from DER */
ret = BAD_FUNC_ARG; keytype = ANONk; /* 0, not a valid key type in this situation*/
} }
if (ret == 0) { if (ret == 0) {
/* Decode the asymmetric key and get out public key data. */ /* Decode the asymmetric key and get out public key data. */
ret = DecodeAsymKeyPublic_Assign(input, inOutIdx, inSz, &pubKey, ret = DecodeAsymKeyPublic_Assign_ex(input, inOutIdx, inSz,
&pubKeyLen, keytype); &pubKey, &pubKeyLen,
&keytype);
if (ret == 0
#ifdef WOLFSSL_WC_DILITHIUM
&& key->params == NULL
#endif
) {
/* Set the security level based on the decoded key. */
ret = mapOidToSecLevel(keytype);
if (ret > 0) {
ret = wc_dilithium_set_level(key, ret);
}
}
} }
#else #else
/* Get OID sum for level. */ /* Get OID sum for level. */

95
wolfcrypt/test/test.c
View File

@ -45672,14 +45672,14 @@ out:
/* Tests decoding a key from DER without the security level specified */ /* Tests decoding a key from DER without the security level specified */
static wc_test_ret_t test_dilithium_decode_level(const byte* rawKey, static wc_test_ret_t test_dilithium_decode_level(const byte* rawKey,
word32 rawKeySz, word32 rawKeySz,
int expectedLevel) int expectedLevel,
int isPublicOnlyKey)
{ {
int ret; int ret;
dilithium_key key; dilithium_key key;
word32 idx; word32 idx;
byte* der; byte* der;
word32 derSz; word32 derSz;
/* DER encoding adds ~256 bytes of overhead to raw key */ /* DER encoding adds ~256 bytes of overhead to raw key */
const word32 estimatedDerSz = rawKeySz + 256; const word32 estimatedDerSz = rawKeySz + 256;
@ -45697,12 +45697,22 @@ static wc_test_ret_t test_dilithium_decode_level(const byte* rawKey,
ret = wc_dilithium_set_level(&key, expectedLevel); ret = wc_dilithium_set_level(&key, expectedLevel);
} }
if (ret == 0) { if (ret == 0) {
ret = wc_dilithium_import_private(rawKey, rawKeySz, &key); if (isPublicOnlyKey) {
ret = wc_dilithium_import_public(rawKey, rawKeySz, &key);
}
else {
ret = wc_dilithium_import_private(rawKey, rawKeySz, &key);
}
} }
/* Export raw key as DER */ /* Export raw key as DER */
if (ret == 0) { if (ret == 0) {
ret = wc_Dilithium_PrivateKeyToDer(&key, der, estimatedDerSz); if (isPublicOnlyKey) {
ret = wc_Dilithium_PublicKeyToDer(&key, der, estimatedDerSz, 1);
}
else {
ret = wc_Dilithium_PrivateKeyToDer(&key, der, estimatedDerSz);
}
if (ret >= 0) { if (ret >= 0) {
derSz = ret; derSz = ret;
ret = 0; ret = 0;
@ -45715,13 +45725,38 @@ static wc_test_ret_t test_dilithium_decode_level(const byte* rawKey,
ret = wc_dilithium_init(&key); ret = wc_dilithium_init(&key);
} }
/* First test decoding when security level is set externally */
if (ret == 0) {
ret = wc_dilithium_set_level(&key, expectedLevel);
}
if (ret == 0) {
idx = 0;
if (isPublicOnlyKey) {
ret = wc_Dilithium_PublicKeyDecode(der, &idx, &key, derSz);
}
else {
ret = wc_Dilithium_PrivateKeyDecode(der, &idx, &key, derSz);
}
}
/* Free and reinit key to test fresh decode */
if (ret == 0) {
wc_dilithium_free(&key);
ret = wc_dilithium_init(&key);
}
/* Test decoding without setting security level - should auto-detect */ /* Test decoding without setting security level - should auto-detect */
if (ret == 0) { if (ret == 0) {
idx = 0; idx = 0;
ret = wc_Dilithium_PrivateKeyDecode(der, &idx, &key, derSz); if (isPublicOnlyKey) {
ret = wc_Dilithium_PublicKeyDecode(der, &idx, &key, derSz);
}
else {
ret = wc_Dilithium_PrivateKeyDecode(der, &idx, &key, derSz);
}
} }
/* Verify detected security level */ /* Verify auto-detected security level */
if (ret == 0 && key.level != expectedLevel) { if (ret == 0 && key.level != expectedLevel) {
printf("Dilithium key decode failed to detect level.\n" printf("Dilithium key decode failed to detect level.\n"
"\tExpected level=%d\n\tGot level=%d\n", "\tExpected level=%d\n\tGot level=%d\n",
@ -45735,18 +45770,28 @@ static wc_test_ret_t test_dilithium_decode_level(const byte* rawKey,
return ret; return ret;
} }
/* Test Dilithium private key decoding and security level detection */ /* Test Dilithium key decoding and security level detection */
static wc_test_ret_t dilithium_decode_test(void) static wc_test_ret_t dilithium_decode_test(void)
{ {
wc_test_ret_t ret; wc_test_ret_t ret;
const byte* privKey; const byte* key;
word32 privKeySz; word32 keySz;
const int isPrvKey = 0;
const int isPubKey = 1;
#ifndef WOLFSSL_NO_ML_DSA_44 #ifndef WOLFSSL_NO_ML_DSA_44
/* Test ML-DSA-44 */ /* Test ML-DSA-44 */
privKey = bench_dilithium_level2_key; key = bench_dilithium_level2_key;
privKeySz = sizeof_bench_dilithium_level2_key; keySz = sizeof_bench_dilithium_level2_key;
ret = test_dilithium_decode_level(privKey, privKeySz, WC_ML_DSA_44); ret = test_dilithium_decode_level(key, keySz, WC_ML_DSA_44, isPrvKey);
if (ret != 0) {
return ret;
}
key = bench_dilithium_level2_pubkey;
keySz = sizeof_bench_dilithium_level2_pubkey;
ret = test_dilithium_decode_level(key, keySz, WC_ML_DSA_44, isPubKey);
if (ret != 0) { if (ret != 0) {
return ret; return ret;
} }
@ -45754,9 +45799,16 @@ static wc_test_ret_t dilithium_decode_test(void)
#ifndef WOLFSSL_NO_ML_DSA_65 #ifndef WOLFSSL_NO_ML_DSA_65
/* Test ML-DSA-65 */ /* Test ML-DSA-65 */
privKey = bench_dilithium_level3_key; key = bench_dilithium_level3_key;
privKeySz = sizeof_bench_dilithium_level3_key; keySz = sizeof_bench_dilithium_level3_key;
ret = test_dilithium_decode_level(privKey, privKeySz, WC_ML_DSA_65); ret = test_dilithium_decode_level(key, keySz, WC_ML_DSA_65, isPrvKey);
if (ret != 0) {
return ret;
}
key = bench_dilithium_level3_pubkey;
keySz = sizeof_bench_dilithium_level3_pubkey;
ret = test_dilithium_decode_level(key, keySz, WC_ML_DSA_65, isPubKey);
if (ret != 0) { if (ret != 0) {
return ret; return ret;
} }
@ -45764,9 +45816,16 @@ static wc_test_ret_t dilithium_decode_test(void)
#ifndef WOLFSSL_NO_ML_DSA_87 #ifndef WOLFSSL_NO_ML_DSA_87
/* Test ML-DSA-87 */ /* Test ML-DSA-87 */
privKey = bench_dilithium_level5_key; key = bench_dilithium_level5_key;
privKeySz = sizeof_bench_dilithium_level5_key; keySz = sizeof_bench_dilithium_level5_key;
ret = test_dilithium_decode_level(privKey, privKeySz, WC_ML_DSA_87); ret = test_dilithium_decode_level(key, keySz, WC_ML_DSA_87, isPrvKey);
if (ret != 0) {
return ret;
}
key = bench_dilithium_level5_pubkey;
keySz = sizeof_bench_dilithium_level5_pubkey;
ret = test_dilithium_decode_level(key, keySz, WC_ML_DSA_87, isPubKey);
if (ret != 0) { if (ret != 0) {
return ret; return ret;
} }

8
wolfssl/wolfcrypt/asn.h
View File

@ -2542,6 +2542,10 @@ WOLFSSL_LOCAL int SetAsymKeyDerPublic(const byte* pubKey, word32 pubKeyLen,
WOLFSSL_LOCAL int DecodeAsymKeyPublic_Assign(const byte* input, WOLFSSL_LOCAL int DecodeAsymKeyPublic_Assign(const byte* input,
word32* inOutIdx, word32 inSz, const byte** pubKey, word32* pubKeyLen, word32* inOutIdx, word32 inSz, const byte** pubKey, word32* pubKeyLen,
int keyType); int keyType);
WOLFSSL_LOCAL int DecodeAsymKeyPublic_Assign_ex(const byte* input,
word32* inOutIdx, word32 inSz, const byte** pubKey, word32* pubKeyLen,
int* keyType);
WOLFSSL_LOCAL int DecodeAsymKeyPublic(const byte* input, word32* inOutIdx, WOLFSSL_LOCAL int DecodeAsymKeyPublic(const byte* input, word32* inOutIdx,
word32 inSz, byte* pubKey, word32* pubKeyLen, int keyType); word32 inSz, byte* pubKey, word32* pubKeyLen, int keyType);
@ -2897,6 +2901,10 @@ WOLFSSL_LOCAL int VerifyX509Acert(const byte* cert, word32 certSz,
WOLFSSL_LOCAL int DecodeAsymKey_Assign(const byte* input, word32* inOutIdx, WOLFSSL_LOCAL int DecodeAsymKey_Assign(const byte* input, word32* inOutIdx,
word32 inSz, const byte** privKey, word32* privKeyLen, const byte** pubKey, word32 inSz, const byte** privKey, word32* privKeyLen, const byte** pubKey,
word32* pubKeyLen, int keyType); word32* pubKeyLen, int keyType);
WOLFSSL_LOCAL int DecodeAsymKey_Assign_ex(const byte* input, word32* inOutIdx,
word32 inSz, const byte** privKey, word32* privKeyLen, const byte** pubKey,
word32* pubKeyLen, int* inOutKeyType);
WOLFSSL_LOCAL int DecodeAsymKey(const byte* input, word32* inOutIdx, WOLFSSL_LOCAL int DecodeAsymKey(const byte* input, word32* inOutIdx,
word32 inSz, byte* privKey, word32* privKeyLen, byte* pubKey, word32 inSz, byte* privKey, word32* privKeyLen, byte* pubKey,
word32* pubKeyLen, int keyType); word32* pubKeyLen, int keyType);