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Diffstat (limited to 'Swiften/StringCodecs/SHA1.h')
-rw-r--r--Swiften/StringCodecs/SHA1.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/Swiften/StringCodecs/SHA1.h b/Swiften/StringCodecs/SHA1.h
index fc5ba0e..9c0232a 100644
--- a/Swiften/StringCodecs/SHA1.h
+++ b/Swiften/StringCodecs/SHA1.h
@@ -6,11 +6,38 @@
#pragma once
+#include <vector>
+#include <boost/cstdint.hpp>
+
#include "Swiften/Base/ByteArray.h"
namespace Swift {
class SHA1 {
public:
+ SHA1();
+
+ SHA1& update(const std::vector<unsigned char>& data);
+ std::vector<unsigned char> getHash() const;
+
+ /**
+ * Equivalent of:
+ * SHA1().update(data),getHash(), but slightly more efficient and
+ * convenient.
+ */
static ByteArray getHash(const ByteArray& data);
+
+ private:
+ typedef struct {
+ boost::uint32_t state[5];
+ boost::uint32_t count[2];
+ boost::uint8_t buffer[64];
+ } CTX;
+ static void Init(CTX* context);
+ static void Transform(boost::uint32_t state[5], boost::uint8_t buffer[64]);
+ static void Update(CTX* context, boost::uint8_t* data, unsigned int len);
+ static void Final(boost::uint8_t digest[20], CTX* context);
+
+ private:
+ CTX context;
};
}