mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-24 13:21:05 +00:00
238 lines
7.5 KiB
C++
238 lines
7.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "mozilla/dom/KeyAlgorithmProxy.h"
|
|
#include "mozilla/dom/StructuredCloneHolder.h"
|
|
#include "mozilla/dom/WebCryptoCommon.h"
|
|
|
|
namespace mozilla {
|
|
namespace dom {
|
|
|
|
bool KeyAlgorithmProxy::WriteStructuredClone(
|
|
JSStructuredCloneWriter* aWriter) const {
|
|
if (!StructuredCloneHolder::WriteString(aWriter, mName) ||
|
|
!JS_WriteUint32Pair(aWriter, mType, KEY_ALGORITHM_SC_VERSION)) {
|
|
return false;
|
|
}
|
|
|
|
switch (mType) {
|
|
case AES:
|
|
return JS_WriteUint32Pair(aWriter, mAes.mLength, 0);
|
|
case HMAC:
|
|
return JS_WriteUint32Pair(aWriter, mHmac.mLength, 0) &&
|
|
StructuredCloneHolder::WriteString(aWriter, mHmac.mHash.mName);
|
|
case RSA: {
|
|
return JS_WriteUint32Pair(aWriter, mRsa.mModulusLength, 0) &&
|
|
WriteBuffer(aWriter, mRsa.mPublicExponent) &&
|
|
StructuredCloneHolder::WriteString(aWriter, mRsa.mHash.mName);
|
|
}
|
|
case EC:
|
|
return StructuredCloneHolder::WriteString(aWriter, mEc.mNamedCurve);
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool KeyAlgorithmProxy::ReadStructuredClone(JSStructuredCloneReader* aReader) {
|
|
uint32_t type, version, dummy;
|
|
if (!StructuredCloneHolder::ReadString(aReader, mName) ||
|
|
!JS_ReadUint32Pair(aReader, &type, &version)) {
|
|
return false;
|
|
}
|
|
|
|
if (version != KEY_ALGORITHM_SC_VERSION) {
|
|
return false;
|
|
}
|
|
|
|
mType = (KeyAlgorithmType)type;
|
|
switch (mType) {
|
|
case AES: {
|
|
uint32_t length;
|
|
if (!JS_ReadUint32Pair(aReader, &length, &dummy)) {
|
|
return false;
|
|
}
|
|
|
|
mAes.mLength = length;
|
|
mAes.mName = mName;
|
|
return true;
|
|
}
|
|
case HMAC: {
|
|
if (!JS_ReadUint32Pair(aReader, &mHmac.mLength, &dummy) ||
|
|
!StructuredCloneHolder::ReadString(aReader, mHmac.mHash.mName)) {
|
|
return false;
|
|
}
|
|
|
|
mHmac.mName = mName;
|
|
return true;
|
|
}
|
|
case RSA: {
|
|
uint32_t modulusLength;
|
|
nsString hashName;
|
|
if (!JS_ReadUint32Pair(aReader, &modulusLength, &dummy) ||
|
|
!ReadBuffer(aReader, mRsa.mPublicExponent) ||
|
|
!StructuredCloneHolder::ReadString(aReader, mRsa.mHash.mName)) {
|
|
return false;
|
|
}
|
|
|
|
mRsa.mModulusLength = modulusLength;
|
|
mRsa.mName = mName;
|
|
return true;
|
|
}
|
|
case EC: {
|
|
nsString namedCurve;
|
|
if (!StructuredCloneHolder::ReadString(aReader, mEc.mNamedCurve)) {
|
|
return false;
|
|
}
|
|
|
|
mEc.mName = mName;
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
CK_MECHANISM_TYPE
|
|
KeyAlgorithmProxy::Mechanism() const {
|
|
if (mType == HMAC) {
|
|
return GetMechanism(mHmac);
|
|
}
|
|
return MapAlgorithmNameToMechanism(mName);
|
|
}
|
|
|
|
nsString KeyAlgorithmProxy::JwkAlg() const {
|
|
if (mName.EqualsLiteral(WEBCRYPTO_ALG_AES_CBC)) {
|
|
switch (mAes.mLength) {
|
|
case 128:
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_A128CBC);
|
|
case 192:
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_A192CBC);
|
|
case 256:
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_A256CBC);
|
|
}
|
|
}
|
|
|
|
if (mName.EqualsLiteral(WEBCRYPTO_ALG_AES_CTR)) {
|
|
switch (mAes.mLength) {
|
|
case 128:
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_A128CTR);
|
|
case 192:
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_A192CTR);
|
|
case 256:
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_A256CTR);
|
|
}
|
|
}
|
|
|
|
if (mName.EqualsLiteral(WEBCRYPTO_ALG_AES_GCM)) {
|
|
switch (mAes.mLength) {
|
|
case 128:
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_A128GCM);
|
|
case 192:
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_A192GCM);
|
|
case 256:
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_A256GCM);
|
|
}
|
|
}
|
|
|
|
if (mName.EqualsLiteral(WEBCRYPTO_ALG_AES_KW)) {
|
|
switch (mAes.mLength) {
|
|
case 128:
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_A128KW);
|
|
case 192:
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_A192KW);
|
|
case 256:
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_A256KW);
|
|
}
|
|
}
|
|
|
|
if (mName.EqualsLiteral(WEBCRYPTO_ALG_HMAC)) {
|
|
nsString hashName = mHmac.mHash.mName;
|
|
if (hashName.EqualsLiteral(WEBCRYPTO_ALG_SHA1)) {
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_HS1);
|
|
} else if (hashName.EqualsLiteral(WEBCRYPTO_ALG_SHA256)) {
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_HS256);
|
|
} else if (hashName.EqualsLiteral(WEBCRYPTO_ALG_SHA384)) {
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_HS384);
|
|
} else if (hashName.EqualsLiteral(WEBCRYPTO_ALG_SHA512)) {
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_HS512);
|
|
}
|
|
}
|
|
|
|
if (mName.EqualsLiteral(WEBCRYPTO_ALG_RSASSA_PKCS1)) {
|
|
nsString hashName = mRsa.mHash.mName;
|
|
if (hashName.EqualsLiteral(WEBCRYPTO_ALG_SHA1)) {
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_RS1);
|
|
} else if (hashName.EqualsLiteral(WEBCRYPTO_ALG_SHA256)) {
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_RS256);
|
|
} else if (hashName.EqualsLiteral(WEBCRYPTO_ALG_SHA384)) {
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_RS384);
|
|
} else if (hashName.EqualsLiteral(WEBCRYPTO_ALG_SHA512)) {
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_RS512);
|
|
}
|
|
}
|
|
|
|
if (mName.EqualsLiteral(WEBCRYPTO_ALG_RSA_OAEP)) {
|
|
nsString hashName = mRsa.mHash.mName;
|
|
if (hashName.EqualsLiteral(WEBCRYPTO_ALG_SHA1)) {
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_RSA_OAEP);
|
|
} else if (hashName.EqualsLiteral(WEBCRYPTO_ALG_SHA256)) {
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_RSA_OAEP_256);
|
|
} else if (hashName.EqualsLiteral(WEBCRYPTO_ALG_SHA384)) {
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_RSA_OAEP_384);
|
|
} else if (hashName.EqualsLiteral(WEBCRYPTO_ALG_SHA512)) {
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_RSA_OAEP_512);
|
|
}
|
|
}
|
|
|
|
if (mName.EqualsLiteral(WEBCRYPTO_ALG_RSA_PSS)) {
|
|
nsString hashName = mRsa.mHash.mName;
|
|
if (hashName.EqualsLiteral(WEBCRYPTO_ALG_SHA1)) {
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_PS1);
|
|
} else if (hashName.EqualsLiteral(WEBCRYPTO_ALG_SHA256)) {
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_PS256);
|
|
} else if (hashName.EqualsLiteral(WEBCRYPTO_ALG_SHA384)) {
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_PS384);
|
|
} else if (hashName.EqualsLiteral(WEBCRYPTO_ALG_SHA512)) {
|
|
return NS_LITERAL_STRING_FROM_CSTRING(JWK_ALG_PS512);
|
|
}
|
|
}
|
|
|
|
return nsString();
|
|
}
|
|
|
|
CK_MECHANISM_TYPE
|
|
KeyAlgorithmProxy::GetMechanism(const KeyAlgorithm& aAlgorithm) {
|
|
// For everything but HMAC, the name determines the mechanism
|
|
// HMAC is handled by the specialization below
|
|
return MapAlgorithmNameToMechanism(aAlgorithm.mName);
|
|
}
|
|
|
|
CK_MECHANISM_TYPE
|
|
KeyAlgorithmProxy::GetMechanism(const HmacKeyAlgorithm& aAlgorithm) {
|
|
// The use of HmacKeyAlgorithm doesn't completely prevent this
|
|
// method from being called with dictionaries that don't really
|
|
// represent HMAC key algorithms.
|
|
MOZ_ASSERT(aAlgorithm.mName.EqualsLiteral(WEBCRYPTO_ALG_HMAC));
|
|
|
|
CK_MECHANISM_TYPE hashMech;
|
|
hashMech = MapAlgorithmNameToMechanism(aAlgorithm.mHash.mName);
|
|
|
|
switch (hashMech) {
|
|
case CKM_SHA_1:
|
|
return CKM_SHA_1_HMAC;
|
|
case CKM_SHA256:
|
|
return CKM_SHA256_HMAC;
|
|
case CKM_SHA384:
|
|
return CKM_SHA384_HMAC;
|
|
case CKM_SHA512:
|
|
return CKM_SHA512_HMAC;
|
|
}
|
|
return UNKNOWN_CK_MECHANISM;
|
|
}
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|