1 files changed, 38 insertions, 0 deletions

diff --git a/fs/cifs/md5.h b/fs/cifs/md5.h
new file mode 100644
index 000000000000..00e1c5394fe1
--- /dev/null
+++ b/fs/cifs/md5.h
@@ -0,0 +1,38 @@
+#ifndef MD5_H
+#define MD5_H
+#ifndef HEADER_MD5_H
+/* Try to avoid clashes with OpenSSL */
+#define HEADER_MD5_H
+#endif
+
+struct MD5Context {
+        __u32 buf[4];
+        __u32 bits[2];
+        unsigned char in[64];
+};
+#endif                          /* !MD5_H */
+
+#ifndef _HMAC_MD5_H
+struct HMACMD5Context {
+        struct MD5Context ctx;
+        unsigned char k_ipad[65];
+        unsigned char k_opad[65];
+};
+#endif                          /* _HMAC_MD5_H */
+
+void MD5Init(struct MD5Context *context);
+void MD5Update(struct MD5Context *context, unsigned char const *buf,
+                        unsigned len);
+void MD5Final(unsigned char digest[16], struct MD5Context *context);
+
+/* The following definitions come from lib/hmacmd5.c  */
+
+void hmac_md5_init_rfc2104(unsigned char *key, int key_len,
+                        struct HMACMD5Context *ctx);
+void hmac_md5_init_limK_to_64(const unsigned char *key, int key_len,
+                        struct HMACMD5Context *ctx);
+void hmac_md5_update(const unsigned char *text, int text_len,
+                        struct HMACMD5Context *ctx);
+void hmac_md5_final(unsigned char *digest, struct HMACMD5Context *ctx);
+void hmac_md5(unsigned char key[16], unsigned char *data, int data_len,
+                        unsigned char *digest);