Index: webrtc/base/openssldigest.cc |
diff --git a/webrtc/base/openssldigest.cc b/webrtc/base/openssldigest.cc |
deleted file mode 100644 |
index 3115074eb6ab7a337124949fcb5f86403bb30937..0000000000000000000000000000000000000000 |
--- a/webrtc/base/openssldigest.cc |
+++ /dev/null |
@@ -1,117 +0,0 @@ |
-/* |
- * Copyright 2004 The WebRTC Project Authors. All rights reserved. |
- * |
- * Use of this source code is governed by a BSD-style license |
- * that can be found in the LICENSE file in the root of the source |
- * tree. An additional intellectual property rights grant can be found |
- * in the file PATENTS. All contributing project authors may |
- * be found in the AUTHORS file in the root of the source tree. |
- */ |
- |
-#include "webrtc/base/openssldigest.h" |
- |
-#include "webrtc/base/checks.h" |
-#include "webrtc/base/openssl.h" |
- |
-namespace rtc { |
- |
-OpenSSLDigest::OpenSSLDigest(const std::string& algorithm) { |
- EVP_MD_CTX_init(&ctx_); |
- if (GetDigestEVP(algorithm, &md_)) { |
- EVP_DigestInit_ex(&ctx_, md_, nullptr); |
- } else { |
- md_ = nullptr; |
- } |
-} |
- |
-OpenSSLDigest::~OpenSSLDigest() { |
- EVP_MD_CTX_cleanup(&ctx_); |
-} |
- |
-size_t OpenSSLDigest::Size() const { |
- if (!md_) { |
- return 0; |
- } |
- return EVP_MD_size(md_); |
-} |
- |
-void OpenSSLDigest::Update(const void* buf, size_t len) { |
- if (!md_) { |
- return; |
- } |
- EVP_DigestUpdate(&ctx_, buf, len); |
-} |
- |
-size_t OpenSSLDigest::Finish(void* buf, size_t len) { |
- if (!md_ || len < Size()) { |
- return 0; |
- } |
- unsigned int md_len; |
- EVP_DigestFinal_ex(&ctx_, static_cast<unsigned char*>(buf), &md_len); |
- EVP_DigestInit_ex(&ctx_, md_, nullptr); // prepare for future Update()s |
- RTC_DCHECK(md_len == Size()); |
- return md_len; |
-} |
- |
-bool OpenSSLDigest::GetDigestEVP(const std::string& algorithm, |
- const EVP_MD** mdp) { |
- const EVP_MD* md; |
- if (algorithm == DIGEST_MD5) { |
- md = EVP_md5(); |
- } else if (algorithm == DIGEST_SHA_1) { |
- md = EVP_sha1(); |
- } else if (algorithm == DIGEST_SHA_224) { |
- md = EVP_sha224(); |
- } else if (algorithm == DIGEST_SHA_256) { |
- md = EVP_sha256(); |
- } else if (algorithm == DIGEST_SHA_384) { |
- md = EVP_sha384(); |
- } else if (algorithm == DIGEST_SHA_512) { |
- md = EVP_sha512(); |
- } else { |
- return false; |
- } |
- |
- // Can't happen |
- RTC_DCHECK(EVP_MD_size(md) >= 16); |
- *mdp = md; |
- return true; |
-} |
- |
-bool OpenSSLDigest::GetDigestName(const EVP_MD* md, |
- std::string* algorithm) { |
- RTC_DCHECK(md != nullptr); |
- RTC_DCHECK(algorithm != nullptr); |
- |
- int md_type = EVP_MD_type(md); |
- if (md_type == NID_md5) { |
- *algorithm = DIGEST_MD5; |
- } else if (md_type == NID_sha1) { |
- *algorithm = DIGEST_SHA_1; |
- } else if (md_type == NID_sha224) { |
- *algorithm = DIGEST_SHA_224; |
- } else if (md_type == NID_sha256) { |
- *algorithm = DIGEST_SHA_256; |
- } else if (md_type == NID_sha384) { |
- *algorithm = DIGEST_SHA_384; |
- } else if (md_type == NID_sha512) { |
- *algorithm = DIGEST_SHA_512; |
- } else { |
- algorithm->clear(); |
- return false; |
- } |
- |
- return true; |
-} |
- |
-bool OpenSSLDigest::GetDigestSize(const std::string& algorithm, |
- size_t* length) { |
- const EVP_MD *md; |
- if (!GetDigestEVP(algorithm, &md)) |
- return false; |
- |
- *length = EVP_MD_size(md); |
- return true; |
-} |
- |
-} // namespace rtc |