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Merge pull request #277 from libtom/pr/fix-rsa-wycheproof

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RSA wycheproof tests
This commit is contained in:
karel-m 2017-08-29 22:13:35 +02:00 committed by GitHub
commit a86287b698
8 changed files with 28 additions and 17 deletions
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7
src/pk/asn1/der/sequence/der_decode_sequence_ex.c
View File

@ -310,7 +310,12 @@ int der_decode_sequence_ex(const unsigned char *in, unsigned long inlen,
goto LBL_ERR;
}
}
err = CRYPT_OK;
if (inlen == 0) {
err = CRYPT_OK;
} else {
err = CRYPT_PK_INVALID_SIZE;
}
LBL_ERR:
return err;

2
src/pk/dh/dh_import.c
View File

@ -37,7 +37,7 @@ int dh_import(const unsigned char *in, unsigned long inlen, dh_key *key)
LTC_ASN1_SHORT_INTEGER, 1UL, &version,
LTC_ASN1_BIT_STRING, 1UL, &flags,
LTC_ASN1_EOL, 0UL, NULL);
if (err != CRYPT_OK) {
if (err != CRYPT_OK && err != CRYPT_PK_INVALID_SIZE) {
goto error;
}

4
src/pk/dsa/dsa_decrypt_key.c
View File

@ -46,8 +46,8 @@ int dsa_decrypt_key(const unsigned char *in, unsigned long inlen,
/* decode to find out hash */
LTC_SET_ASN1(decode, 0, LTC_ASN1_OBJECT_IDENTIFIER, hashOID, sizeof(hashOID)/sizeof(hashOID[0]));
if ((err = der_decode_sequence(in, inlen, decode, 1)) != CRYPT_OK) {
err = der_decode_sequence(in, inlen, decode, 1);
if (err != CRYPT_OK && err != CRYPT_PK_INVALID_SIZE) {
return err;
}

7
src/pk/dsa/dsa_import.c
View File

@ -39,9 +39,10 @@ int dsa_import(const unsigned char *in, unsigned long inlen, dsa_key *key)
}
/* try to match the old libtomcrypt format */
if ((err = der_decode_sequence_multi(in, inlen,
LTC_ASN1_BIT_STRING, 1UL, flags,
LTC_ASN1_EOL, 0UL, NULL)) == CRYPT_OK) {
err = der_decode_sequence_multi(in, inlen, LTC_ASN1_BIT_STRING, 1UL, flags,
LTC_ASN1_EOL, 0UL, NULL);
if (err == CRYPT_OK || err == CRYPT_PK_INVALID_SIZE) {
/* private key */
if (flags[0]) {
if ((err = der_decode_sequence_multi(in, inlen,

4
src/pk/ecc/ecc_decrypt_key.c
View File

@ -52,8 +52,8 @@ int ecc_decrypt_key(const unsigned char *in, unsigned long inlen,
/* decode to find out hash */
LTC_SET_ASN1(decode, 0, LTC_ASN1_OBJECT_IDENTIFIER, hashOID, sizeof(hashOID)/sizeof(hashOID[0]));
if ((err = der_decode_sequence(in, inlen, decode, 1)) != CRYPT_OK) {
err = der_decode_sequence(in, inlen, decode, 1);
if (err != CRYPT_OK && err != CRYPT_PK_INVALID_SIZE) {
return err;
}

6
src/pk/ecc/ecc_import.c
View File

@ -105,9 +105,9 @@ int ecc_import_ex(const unsigned char *in, unsigned long inlen, ecc_key *key, co
}
/* find out what type of key it is */
if ((err = der_decode_sequence_multi(in, inlen,
LTC_ASN1_BIT_STRING, 1UL, flags,
LTC_ASN1_EOL, 0UL, NULL)) != CRYPT_OK) {
err = der_decode_sequence_multi(in, inlen, LTC_ASN1_BIT_STRING, 1UL, flags,
LTC_ASN1_EOL, 0UL, NULL);
if (err != CRYPT_OK && err != CRYPT_PK_INVALID_SIZE) {
goto done;
}

7
src/pk/rsa/rsa_import.c
View File

@ -66,9 +66,10 @@ int rsa_import(const unsigned char *in, unsigned long inlen, rsa_key *key)
}
/* not SSL public key, try to match against PKCS #1 standards */
if ((err = der_decode_sequence_multi(in, inlen,
LTC_ASN1_INTEGER, 1UL, key->N,
LTC_ASN1_EOL, 0UL, NULL)) != CRYPT_OK) {
err = der_decode_sequence_multi(in, inlen, LTC_ASN1_INTEGER, 1UL, key->N,
LTC_ASN1_EOL, 0UL, NULL);
if (err != CRYPT_OK && err != CRYPT_PK_INVALID_SIZE) {
goto LBL_ERR;
}

8
src/pk/rsa/rsa_verify_hash.c
View File

@ -143,8 +143,12 @@ int rsa_verify_hash_ex(const unsigned char *sig, unsigned long siglen,
LTC_SET_ASN1(siginfo, 1, LTC_ASN1_OCTET_STRING, tmpbuf, siglen);
if ((err = der_decode_sequence(out, outlen, siginfo, 2)) != CRYPT_OK) {
XFREE(out);
goto bail_2;
/* fallback to Legacy:missing NULL */
LTC_SET_ASN1(siginfo, 0, LTC_ASN1_SEQUENCE, digestinfo, 1);
if ((err = der_decode_sequence(out, outlen, siginfo, 2)) != CRYPT_OK) {
XFREE(out);
goto bail_2;
}
}
if ((err = der_length_sequence(siginfo, 2, &reallen)) != CRYPT_OK) {