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Unified Diff: crypto/signature_creator_openssl.cc

Issue 1909513003: Rename crypto/ *_openssl files (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 8 months ago
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Index: crypto/signature_creator_openssl.cc
diff --git a/crypto/signature_creator_openssl.cc b/crypto/signature_creator_openssl.cc
deleted file mode 100644
index 6543e63186b777c4bc2745215ad2ae6c84600285..0000000000000000000000000000000000000000
--- a/crypto/signature_creator_openssl.cc
+++ /dev/null
@@ -1,116 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "crypto/signature_creator.h"
-
-#include <openssl/evp.h>
-#include <openssl/rsa.h>
-#include <stddef.h>
-#include <stdint.h>
-
-#include <memory>
-
-#include "base/logging.h"
-#include "crypto/openssl_util.h"
-#include "crypto/rsa_private_key.h"
-#include "crypto/scoped_openssl_types.h"
-
-namespace crypto {
-
-namespace {
-
-const EVP_MD* ToOpenSSLDigest(SignatureCreator::HashAlgorithm hash_alg) {
- switch (hash_alg) {
- case SignatureCreator::SHA1:
- return EVP_sha1();
- case SignatureCreator::SHA256:
- return EVP_sha256();
- }
- return NULL;
-}
-
-int ToOpenSSLDigestType(SignatureCreator::HashAlgorithm hash_alg) {
- switch (hash_alg) {
- case SignatureCreator::SHA1:
- return NID_sha1;
- case SignatureCreator::SHA256:
- return NID_sha256;
- }
- return NID_undef;
-}
-
-} // namespace
-
-// static
-SignatureCreator* SignatureCreator::Create(RSAPrivateKey* key,
- HashAlgorithm hash_alg) {
- OpenSSLErrStackTracer err_tracer(FROM_HERE);
- std::unique_ptr<SignatureCreator> result(new SignatureCreator);
- const EVP_MD* const digest = ToOpenSSLDigest(hash_alg);
- DCHECK(digest);
- if (!digest) {
- return NULL;
- }
- if (!EVP_DigestSignInit(result->sign_context_, NULL, digest, NULL,
- key->key())) {
- return NULL;
- }
- return result.release();
-}
-
-// static
-bool SignatureCreator::Sign(RSAPrivateKey* key,
- HashAlgorithm hash_alg,
- const uint8_t* data,
- int data_len,
- std::vector<uint8_t>* signature) {
- ScopedRSA rsa_key(EVP_PKEY_get1_RSA(key->key()));
- if (!rsa_key)
- return false;
- signature->resize(RSA_size(rsa_key.get()));
-
- unsigned int len = 0;
- if (!RSA_sign(ToOpenSSLDigestType(hash_alg), data, data_len,
- signature->data(), &len, rsa_key.get())) {
- signature->clear();
- return false;
- }
- signature->resize(len);
- return true;
-}
-
-SignatureCreator::SignatureCreator()
- : sign_context_(EVP_MD_CTX_create()) {
-}
-
-SignatureCreator::~SignatureCreator() {
- EVP_MD_CTX_destroy(sign_context_);
-}
-
-bool SignatureCreator::Update(const uint8_t* data_part, int data_part_len) {
- OpenSSLErrStackTracer err_tracer(FROM_HERE);
- return !!EVP_DigestSignUpdate(sign_context_, data_part, data_part_len);
-}
-
-bool SignatureCreator::Final(std::vector<uint8_t>* signature) {
- OpenSSLErrStackTracer err_tracer(FROM_HERE);
-
- // Determine the maximum length of the signature.
- size_t len = 0;
- if (!EVP_DigestSignFinal(sign_context_, NULL, &len)) {
- signature->clear();
- return false;
- }
- signature->resize(len);
-
- // Sign it.
- if (!EVP_DigestSignFinal(sign_context_, signature->data(), &len)) {
- signature->clear();
- return false;
- }
- signature->resize(len);
- return true;
-}
-
-} // namespace crypto
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