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authorwolfbeast <mcwerewolf@gmail.com>2018-04-25 21:33:33 +0200
committerwolfbeast <mcwerewolf@gmail.com>2018-04-25 21:33:33 +0200
commitfba28f19754f62b5227650143d5441fc86d4c7d7 (patch)
tree26629d73f83543ff92a060fd7b310bb748b13173 /security/nss/lib/cryptohi/secvfy.c
parentb4154e043bfc0d2f301d88304efc896989d650bf (diff)
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Revert "Update NSS to 3.35-RTM"
This reverts commit f1a0f0a56fdd0fc39f255174ce08c06b91c66c94.
Diffstat (limited to 'security/nss/lib/cryptohi/secvfy.c')
-rw-r--r--security/nss/lib/cryptohi/secvfy.c149
1 files changed, 22 insertions, 127 deletions
diff --git a/security/nss/lib/cryptohi/secvfy.c b/security/nss/lib/cryptohi/secvfy.c
index 83c9c579d..2ac21abd4 100644
--- a/security/nss/lib/cryptohi/secvfy.c
+++ b/security/nss/lib/cryptohi/secvfy.c
@@ -136,8 +136,6 @@ struct VFYContextStr {
unsigned char dsasig[DSA_MAX_SIGNATURE_LEN];
/* the full ECDSA signature */
unsigned char ecdsasig[2 * MAX_ECKEY_LEN];
- /* the full RSA signature, only used in RSA-PSS */
- unsigned char rsasig[(RSA_MAX_MODULUS_BITS + 7) / 8];
} u;
unsigned int pkcs1RSADigestInfoLen;
/* the encoded DigestInfo from a RSA PKCS#1 signature */
@@ -150,7 +148,6 @@ struct VFYContextStr {
* VFY_CreateContext call. If false, the
* signature must be provided with a
* VFY_EndWithSignature call. */
- SECItem *params;
};
static SECStatus
@@ -253,37 +250,8 @@ sec_DecodeSigAlg(const SECKEYPublicKey *key, SECOidTag sigAlg,
*hashalg = SEC_OID_SHA1;
break;
case SEC_OID_PKCS1_RSA_ENCRYPTION:
- *hashalg = SEC_OID_UNKNOWN; /* get it from the RSA signature */
- break;
case SEC_OID_PKCS1_RSA_PSS_SIGNATURE:
- if (param && param->data) {
- SECKEYRSAPSSParams pssParam;
- arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
- if (arena == NULL) {
- return SECFailure;
- }
- PORT_Memset(&pssParam, 0, sizeof pssParam);
- rv = SEC_QuickDERDecodeItem(arena, &pssParam,
- SECKEY_RSAPSSParamsTemplate,
- param);
- if (rv != SECSuccess) {
- PORT_FreeArena(arena, PR_FALSE);
- return rv;
- }
- if (pssParam.hashAlg) {
- *hashalg = SECOID_GetAlgorithmTag(pssParam.hashAlg);
- } else {
- *hashalg = SEC_OID_SHA1; /* default, SHA-1 */
- }
- PORT_FreeArena(arena, PR_FALSE);
- /* only accept hash algorithms */
- if (HASH_GetHashTypeByOidTag(*hashalg) == HASH_AlgNULL) {
- /* error set by HASH_GetHashTypeByOidTag */
- return SECFailure;
- }
- } else {
- *hashalg = SEC_OID_SHA1; /* default, SHA-1 */
- }
+ *hashalg = SEC_OID_UNKNOWN; /* get it from the RSA signature */
break;
case SEC_OID_ANSIX962_ECDSA_SHA224_SIGNATURE:
@@ -466,20 +434,6 @@ vfy_CreateContext(const SECKEYPublicKey *key, const SECItem *sig,
cx->key,
sig, wincx);
break;
- case rsaPssKey:
- sigLen = SECKEY_SignatureLen(key);
- if (sigLen == 0) {
- /* error set by SECKEY_SignatureLen */
- rv = SECFailure;
- break;
- }
- if (sig->len != sigLen) {
- PORT_SetError(SEC_ERROR_BAD_SIGNATURE);
- rv = SECFailure;
- break;
- }
- PORT_Memcpy(cx->u.buffer, sig->data, sigLen);
- break;
case dsaKey:
case ecKey:
sigLen = SECKEY_SignatureLen(key);
@@ -542,7 +496,6 @@ VFYContext *
VFY_CreateContextWithAlgorithmID(const SECKEYPublicKey *key, const SECItem *sig,
const SECAlgorithmID *sigAlgorithm, SECOidTag *hash, void *wincx)
{
- VFYContext *cx;
SECOidTag encAlg, hashAlg;
SECStatus rv = sec_DecodeSigAlg(key,
SECOID_GetAlgorithmTag((SECAlgorithmID *)sigAlgorithm),
@@ -550,13 +503,7 @@ VFY_CreateContextWithAlgorithmID(const SECKEYPublicKey *key, const SECItem *sig,
if (rv != SECSuccess) {
return NULL;
}
-
- cx = vfy_CreateContext(key, sig, encAlg, hashAlg, hash, wincx);
- if (sigAlgorithm->parameters.data) {
- cx->params = SECITEM_DupItem(&sigAlgorithm->parameters);
- }
-
- return cx;
+ return vfy_CreateContext(key, sig, encAlg, hashAlg, hash, wincx);
}
void
@@ -573,9 +520,6 @@ VFY_DestroyContext(VFYContext *cx, PRBool freeit)
if (cx->pkcs1RSADigestInfo) {
PORT_Free(cx->pkcs1RSADigestInfo);
}
- if (cx->params) {
- SECITEM_FreeItem(cx->params, PR_TRUE);
- }
if (freeit) {
PORT_ZFree(cx, sizeof(VFYContext));
}
@@ -618,7 +562,7 @@ VFY_EndWithSignature(VFYContext *cx, SECItem *sig)
{
unsigned char final[HASH_LENGTH_MAX];
unsigned part;
- SECItem hash, rsasig, dsasig; /* dsasig is also used for ECDSA */
+ SECItem hash, dsasig; /* dsasig is also used for ECDSA */
SECStatus rv;
if ((cx->hasSignature == PR_FALSE) && (sig == NULL)) {
@@ -654,70 +598,25 @@ VFY_EndWithSignature(VFYContext *cx, SECItem *sig)
return SECFailure;
}
break;
- case rsaKey:
- if (cx->encAlg == SEC_OID_PKCS1_RSA_PSS_SIGNATURE) {
- CK_RSA_PKCS_PSS_PARAMS mech;
- SECItem mechItem = { siBuffer, (unsigned char *)&mech, sizeof(mech) };
- SECKEYRSAPSSParams params;
- PLArenaPool *arena;
-
- arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
- if (arena == NULL) {
- return SECFailure;
- }
-
- PORT_Memset(&params, 0, sizeof(params));
- rv = SEC_QuickDERDecodeItem(arena, &params,
- SECKEY_RSAPSSParamsTemplate,
- cx->params);
- if (rv != SECSuccess) {
- PORT_FreeArena(arena, PR_FALSE);
- return SECFailure;
- }
- rv = sec_RSAPSSParamsToMechanism(&mech, &params);
- PORT_FreeArena(arena, PR_FALSE);
+ case rsaKey: {
+ SECItem digest;
+ digest.data = final;
+ digest.len = part;
+ if (sig) {
+ SECOidTag hashid;
+ PORT_Assert(cx->hashAlg != SEC_OID_UNKNOWN);
+ rv = recoverPKCS1DigestInfo(cx->hashAlg, &hashid,
+ &cx->pkcs1RSADigestInfo,
+ &cx->pkcs1RSADigestInfoLen,
+ cx->key,
+ sig, cx->wincx);
+ PORT_Assert(cx->hashAlg == hashid);
if (rv != SECSuccess) {
return SECFailure;
}
- rsasig.data = cx->u.buffer;
- rsasig.len = SECKEY_SignatureLen(cx->key);
- if (rsasig.len == 0) {
- return SECFailure;
- }
- if (sig) {
- if (sig->len != rsasig.len) {
- PORT_SetError(SEC_ERROR_BAD_SIGNATURE);
- return SECFailure;
- }
- PORT_Memcpy(rsasig.data, sig->data, rsasig.len);
- }
- hash.data = final;
- hash.len = part;
- if (PK11_VerifyWithMechanism(cx->key, CKM_RSA_PKCS_PSS, &mechItem,
- &rsasig, &hash, cx->wincx) != SECSuccess) {
- PORT_SetError(SEC_ERROR_BAD_SIGNATURE);
- return SECFailure;
- }
- } else {
- SECItem digest;
- digest.data = final;
- digest.len = part;
- if (sig) {
- SECOidTag hashid;
- PORT_Assert(cx->hashAlg != SEC_OID_UNKNOWN);
- rv = recoverPKCS1DigestInfo(cx->hashAlg, &hashid,
- &cx->pkcs1RSADigestInfo,
- &cx->pkcs1RSADigestInfoLen,
- cx->key,
- sig, cx->wincx);
- PORT_Assert(cx->hashAlg == hashid);
- if (rv != SECSuccess) {
- return SECFailure;
- }
- }
- return verifyPKCS1DigestInfo(cx, &digest);
}
- break;
+ return verifyPKCS1DigestInfo(cx, &digest);
+ }
default:
PORT_SetError(SEC_ERROR_BAD_SIGNATURE);
return SECFailure; /* shouldn't happen */
@@ -823,7 +722,7 @@ VFY_VerifyDigestWithAlgorithmID(const SECItem *digest,
static SECStatus
vfy_VerifyData(const unsigned char *buf, int len, const SECKEYPublicKey *key,
const SECItem *sig, SECOidTag encAlg, SECOidTag hashAlg,
- const SECItem *params, SECOidTag *hash, void *wincx)
+ SECOidTag *hash, void *wincx)
{
SECStatus rv;
VFYContext *cx;
@@ -831,9 +730,6 @@ vfy_VerifyData(const unsigned char *buf, int len, const SECKEYPublicKey *key,
cx = vfy_CreateContext(key, sig, encAlg, hashAlg, hash, wincx);
if (cx == NULL)
return SECFailure;
- if (params) {
- cx->params = SECITEM_DupItem(params);
- }
rv = VFY_Begin(cx);
if (rv == SECSuccess) {
@@ -852,7 +748,7 @@ VFY_VerifyDataDirect(const unsigned char *buf, int len,
SECOidTag encAlg, SECOidTag hashAlg,
SECOidTag *hash, void *wincx)
{
- return vfy_VerifyData(buf, len, key, sig, encAlg, hashAlg, NULL, hash, wincx);
+ return vfy_VerifyData(buf, len, key, sig, encAlg, hashAlg, hash, wincx);
}
SECStatus
@@ -864,7 +760,7 @@ VFY_VerifyData(const unsigned char *buf, int len, const SECKEYPublicKey *key,
if (rv != SECSuccess) {
return rv;
}
- return vfy_VerifyData(buf, len, key, sig, encAlg, hashAlg, NULL, NULL, wincx);
+ return vfy_VerifyData(buf, len, key, sig, encAlg, hashAlg, NULL, wincx);
}
SECStatus
@@ -881,6 +777,5 @@ VFY_VerifyDataWithAlgorithmID(const unsigned char *buf, int len,
if (rv != SECSuccess) {
return rv;
}
- return vfy_VerifyData(buf, len, key, sig, encAlg, hashAlg,
- &sigAlgorithm->parameters, hash, wincx);
+ return vfy_VerifyData(buf, len, key, sig, encAlg, hashAlg, hash, wincx);
}