Index: base/crypto/signature_creator_openssl.cc |
diff --git a/base/crypto/signature_creator_openssl.cc b/base/crypto/signature_creator_openssl.cc |
index 5d70f014a67a243d3a57e60c7e78db0e800222f1..a728a9804b4ede21fe30347c987d18e2dc25fd8c 100644 |
--- a/base/crypto/signature_creator_openssl.cc |
+++ b/base/crypto/signature_creator_openssl.cc |
@@ -4,29 +4,51 @@ |
#include "base/crypto/signature_creator.h" |
+#include <openssl/evp.h> |
+ |
#include "base/logging.h" |
+#include "base/openssl_util.h" |
+#include "base/scoped_ptr.h" |
namespace base { |
// static |
SignatureCreator* SignatureCreator::Create(RSAPrivateKey* key) { |
- return NULL; |
+ EnsureOpenSSLInit(); |
+ OpenSSLErrStackTracer err_tracer("SignatureCreator::Create"); |
+ scoped_ptr<SignatureCreator> self(new SignatureCreator); |
bulach
2010/11/17 14:35:09
s/self/new_signature/
joth
2010/11/17 14:49:31
Done. (=>result)
|
+ self->key_ = key; |
+ if (!EVP_SignInit_ex(self->sign_context_, EVP_sha1(), NULL)) |
+ return NULL; |
+ return self.release(); |
} |
-SignatureCreator::SignatureCreator() { |
+SignatureCreator::SignatureCreator() |
+ : sign_context_(EVP_MD_CTX_create()) { |
} |
SignatureCreator::~SignatureCreator() { |
+ EVP_MD_CTX_destroy(sign_context_); |
bulach
2010/11/17 14:35:09
scoped?
joth
2010/11/17 14:49:31
Prefer not to, for same reason as RSAPrivateKey.
|
} |
bool SignatureCreator::Update(const uint8* data_part, int data_part_len) { |
- NOTIMPLEMENTED(); |
- return false; |
+ OpenSSLErrStackTracer err_tracer("SignatureCreator::Update"); |
+ return EVP_SignUpdate(sign_context_, data_part, data_part_len) == 1; |
} |
bool SignatureCreator::Final(std::vector<uint8>* signature) { |
- NOTIMPLEMENTED(); |
- return false; |
+ OpenSSLErrStackTracer err_tracer("SignatureCreator::Final"); |
+ EVP_PKEY* key = key_->key(); |
+ signature->resize(EVP_PKEY_size(key)); |
+ |
+ unsigned int len = 0; |
+ int rv = EVP_SignFinal(sign_context_, signature->data(), &len, key); |
+ if (!rv) { |
+ signature->clear(); |
+ return false; |
+ } |
+ signature->resize(len); |
+ return true; |
} |
} // namespace base |