Support BS autoconfig KIKIMR-19031

1 files changed, 62 insertions, 0 deletions

diff --git a/library/cpp/openssl/crypto/sha.cpp b/library/cpp/openssl/crypto/sha.cpp
new file mode 100644
index 0000000000..c142b6635e
--- /dev/null
+++ b/library/cpp/openssl/crypto/sha.cpp
@@ -0,0 +1,62 @@
+#include "sha.h"
+
+#include <util/generic/yexception.h>
+
+#include <openssl/sha.h>
+
+namespace NOpenSsl {
+    namespace NSha1 {
+        static_assert(DIGEST_LENGTH == SHA_DIGEST_LENGTH);
+
+        TDigest Calc(const void* data, size_t dataSize) {
+            TDigest digest;
+            Y_ENSURE(SHA1(static_cast<const ui8*>(data), dataSize, digest.data()) != nullptr);
+            return digest;
+        }
+
+        TCalcer::TCalcer()
+            : Context{new SHAstate_st} {
+            Y_ENSURE(SHA1_Init(Context.Get()) == 1);
+        }
+
+        TCalcer::~TCalcer() {
+        }
+
+        void TCalcer::Update(const void* data, size_t dataSize) {
+            Y_ENSURE(SHA1_Update(Context.Get(), data, dataSize) == 1);
+        }
+
+        TDigest TCalcer::Final() {
+            TDigest digest;
+            Y_ENSURE(SHA1_Final(digest.data(), Context.Get()) == 1);
+            return digest;
+        }
+    }
+    namespace NSha256 {
+        static_assert(DIGEST_LENGTH == SHA256_DIGEST_LENGTH);
+
+        TDigest Calc(const void* data, size_t dataSize) {
+            TDigest digest;
+            Y_ENSURE(SHA256(static_cast<const ui8*>(data), dataSize, digest.data()) != nullptr);
+            return digest;
+        }
+
+        TCalcer::TCalcer()
+            : Context{new SHA256state_st} {
+            Y_ENSURE(SHA256_Init(Context.Get()) == 1);
+        }
+
+        TCalcer::~TCalcer() {
+        }
+
+        void TCalcer::Update(const void* data, size_t dataSize) {
+            Y_ENSURE(SHA256_Update(Context.Get(), data, dataSize) == 1);
+        }
+
+        TDigest TCalcer::Final() {
+            TDigest digest;
+            Y_ENSURE(SHA256_Final(digest.data(), Context.Get()) == 1);
+            return digest;
+        }
+    }
+}