From e5431fa6f5505e385c6f9367260717e9c47dc2ee Mon Sep 17 00:00:00 2001
From: Igor Pavlov <87184205+ip7z@users.noreply.github.com>
Date: Fri, 29 Nov 2024 00:00:00 +0000
Subject: 24.09

---
 C/Md5.h | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 C/Md5.h

(limited to 'C/Md5.h')

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
-- 
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