1 files changed, 82 insertions, 0 deletions
diff --git a/lib/crypto/MD5Digest.cpp b/lib/crypto/MD5Digest.cpp
new file mode 100644
index 00000000..58cc90ee
--- /dev/null
+++ b/lib/crypto/MD5Digest.cpp
@@ -0,0 +1,82 @@
+// --------------------------------------------------------------------------
+//
+// File
+//		Name:    MD5Digest.cpp
+//		Purpose: Simple interface for creating MD5 digests
+//		Created: 8/12/03
+//
+// --------------------------------------------------------------------------
+
+
+#include "Box.h"
+
+#include "MD5Digest.h"
+
+#include "MemLeakFindOn.h"
+
+
+MD5Digest::MD5Digest()
+{
+	MD5_Init(&md5);
+	for(unsigned int l = 0; l < sizeof(mDigest); ++l)
+	{
+		mDigest[l] = 0;
+	}
+}
+
+MD5Digest::~MD5Digest()
+{
+}
+
+void MD5Digest::Add(const std::string &rString)
+{
+	MD5_Update(&md5, rString.c_str(), rString.size());
+}
+
+void MD5Digest::Add(const void *pData, int Length)
+{
+	MD5_Update(&md5, pData, Length);
+}
+
+void MD5Digest::Finish()
+{
+	MD5_Final(mDigest, &md5);
+}
+
+std::string MD5Digest::DigestAsString()
+{
+	std::string r;
+
+	static const char *hex = "0123456789abcdef";
+
+	for(unsigned int l = 0; l < sizeof(mDigest); ++l)
+	{
+		r += hex[(mDigest[l] & 0xf0) >> 4];
+		r += hex[(mDigest[l] & 0x0f)];
+	}
+
+	return r;
+}
+
+int MD5Digest::CopyDigestTo(uint8_t *to)
+{
+	for(int l = 0; l < MD5_DIGEST_LENGTH; ++l)
+	{
+		to[l] = mDigest[l];
+	}
+
+	return MD5_DIGEST_LENGTH;
+}
+
+
+bool MD5Digest::DigestMatches(uint8_t *pCompareWith) const
+{
+	for(int l = 0; l < MD5_DIGEST_LENGTH; ++l)
+	{
+		if(pCompareWith[l] != mDigest[l])
+			return false;
+	}
+
+	return true;
+}
+