зеркало из https://github.com/mozilla/gecko-dev.git
128 строки
3.8 KiB
C++
128 строки
3.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_WebCryptoCommon_h
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#define mozilla_dom_WebCryptoCommon_h
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#include "pk11pub.h"
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#include "nsString.h"
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#include "mozilla/dom/CryptoBuffer.h"
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#include "js/StructuredClone.h"
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// WebCrypto algorithm names
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#define WEBCRYPTO_ALG_AES_CBC "AES-CBC"
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#define WEBCRYPTO_ALG_AES_CTR "AES-CTR"
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#define WEBCRYPTO_ALG_AES_GCM "AES-GCM"
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#define WEBCRYPTO_ALG_SHA1 "SHA-1"
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#define WEBCRYPTO_ALG_SHA256 "SHA-256"
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#define WEBCRYPTO_ALG_SHA224 "SHA-224"
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#define WEBCRYPTO_ALG_SHA384 "SHA-384"
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#define WEBCRYPTO_ALG_SHA512 "SHA-512"
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#define WEBCRYPTO_ALG_HMAC "HMAC"
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#define WEBCRYPTO_ALG_RSAES_PKCS1 "RSAES-PKCS1-v1_5"
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#define WEBCRYPTO_ALG_RSASSA_PKCS1 "RSASSA-PKCS1-v1_5"
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// WebCrypto key formats
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#define WEBCRYPTO_KEY_FORMAT_RAW "raw"
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#define WEBCRYPTO_KEY_FORMAT_PKCS8 "pkcs8"
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#define WEBCRYPTO_KEY_FORMAT_SPKI "spki"
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#define WEBCRYPTO_KEY_FORMAT_JWK "jwk"
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// WebCrypto key types
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#define WEBCRYPTO_KEY_TYPE_PUBLIC "public"
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#define WEBCRYPTO_KEY_TYPE_PRIVATE "private"
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#define WEBCRYPTO_KEY_TYPE_SECRET "secret"
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// WebCrypto key usages
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#define WEBCRYPTO_KEY_USAGE_ENCRYPT "encrypt"
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#define WEBCRYPTO_KEY_USAGE_DECRYPT "decrypt"
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#define WEBCRYPTO_KEY_USAGE_SIGN "sign"
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#define WEBCRYPTO_KEY_USAGE_VERIFY "verify"
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#define WEBCRYPTO_KEY_USAGE_DERIVEKEY "deriveKey"
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#define WEBCRYPTO_KEY_USAGE_DERIVEBITS "deriveBits"
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#define WEBCRYPTO_KEY_USAGE_WRAPKEY "wrapKey"
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#define WEBCRYPTO_KEY_USAGE_UNWRAPKEY "unwrapKey"
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// JWK key types
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#define JWK_TYPE_SYMMETRIC "oct"
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#define JWK_TYPE_RSA "RSA"
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#define JWK_TYPE_EC "EC"
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// JWK algorithms
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#define JWK_ALG_RS1 "RS1"
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#define JWK_ALG_RS256 "RS256"
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#define JWK_ALG_RS384 "RS384"
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#define JWK_ALG_RS512 "RS512"
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// Define an unknown mechanism type
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#define UNKNOWN_CK_MECHANISM CKM_VENDOR_DEFINED+1
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namespace mozilla {
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namespace dom {
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// Helper functions for structured cloning
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inline bool
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ReadString(JSStructuredCloneReader* aReader, nsString& aString)
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{
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bool read;
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uint32_t nameLength, zero;
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read = JS_ReadUint32Pair(aReader, &nameLength, &zero);
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if (!read) {
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return false;
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}
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aString.SetCapacity(nameLength+1);
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size_t charSize = sizeof(nsString::char_type);
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read = JS_ReadBytes(aReader, (void*) aString.BeginWriting(), nameLength * charSize);
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aString.SetCharAt('\0', nameLength);
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if (!read) {
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return false;
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}
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return true;
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}
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inline bool
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WriteString(JSStructuredCloneWriter* aWriter, const nsString& aString)
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{
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size_t charSize = sizeof(nsString::char_type);
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return JS_WriteUint32Pair(aWriter, aString.Length(), 0) &&
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JS_WriteBytes(aWriter, aString.get(), aString.Length() * charSize);
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}
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inline bool
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ReadBuffer(JSStructuredCloneReader* aReader, CryptoBuffer& aBuffer)
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{
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uint32_t length, zero;
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bool ret = JS_ReadUint32Pair(aReader, &length, &zero);
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if (!ret) {
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return false;
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}
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if (length > 0) {
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if (!aBuffer.SetLength(length)) {
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return false;
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}
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ret = JS_ReadBytes(aReader, aBuffer.Elements(), aBuffer.Length());
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}
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return ret;
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}
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inline bool
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WriteBuffer(JSStructuredCloneWriter* aWriter, const CryptoBuffer& aBuffer)
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{
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bool ret = JS_WriteUint32Pair(aWriter, aBuffer.Length(), 0);
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if (ret && aBuffer.Length() > 0) {
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ret = JS_WriteBytes(aWriter, aBuffer.Elements(), aBuffer.Length());
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}
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return ret;
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}
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_WebCryptoCommon_h
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