1 files changed, 34 insertions, 0 deletions

diff --git a/C/Md5.h b/C/Md5.h
new file mode 100644
index 0000000..49c0741
--- /dev/null
+++ b/C/Md5.h
@@ -0,0 +1,34 @@
+/* Md5.h -- MD5 Hash
+: Igor Pavlov : Public domain */
+
+#ifndef ZIP7_INC_MD5_H
+#define ZIP7_INC_MD5_H
+
+#include "7zTypes.h"
+
+EXTERN_C_BEGIN
+
+#define MD5_NUM_BLOCK_WORDS  16
+#define MD5_NUM_DIGEST_WORDS  4
+
+#define MD5_BLOCK_SIZE   (MD5_NUM_BLOCK_WORDS * 4)
+#define MD5_DIGEST_SIZE  (MD5_NUM_DIGEST_WORDS * 4)
+
+typedef struct
+{
+  UInt64 count;
+  UInt64 _pad_1;
+  // we want 16-bytes alignment here
+  UInt32 state[MD5_NUM_DIGEST_WORDS];
+  UInt64 _pad_2[4];
+  // we want 64-bytes alignment here
+  Byte buffer[MD5_BLOCK_SIZE];
+} CMd5;
+
+void Md5_Init(CMd5 *p);
+void Md5_Update(CMd5 *p, const Byte *data, size_t size);
+void Md5_Final(CMd5 *p, Byte *digest);
+
+EXTERN_C_END
+
+#endif