- Renamed include directory to polarssl
diff --git a/include/polarssl/md5.h b/include/polarssl/md5.h
new file mode 100644
index 0000000..a772542
--- /dev/null
+++ b/include/polarssl/md5.h
@@ -0,0 +1,119 @@
+/**
+ * \file md5.h
+ */
+#ifndef XYSSL_MD5_H
+#define XYSSL_MD5_H
+
+/**
+ * \brief MD5 context structure
+ */
+typedef struct
+{
+ unsigned long total[2]; /*!< number of bytes processed */
+ unsigned long state[4]; /*!< intermediate digest state */
+ unsigned char buffer[64]; /*!< data block being processed */
+
+ unsigned char ipad[64]; /*!< HMAC: inner padding */
+ unsigned char opad[64]; /*!< HMAC: outer padding */
+}
+md5_context;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * \brief MD5 context setup
+ *
+ * \param ctx context to be initialized
+ */
+void md5_starts( md5_context *ctx );
+
+/**
+ * \brief MD5 process buffer
+ *
+ * \param ctx MD5 context
+ * \param input buffer holding the data
+ * \param ilen length of the input data
+ */
+void md5_update( md5_context *ctx, unsigned char *input, int ilen );
+
+/**
+ * \brief MD5 final digest
+ *
+ * \param ctx MD5 context
+ * \param output MD5 checksum result
+ */
+void md5_finish( md5_context *ctx, unsigned char output[16] );
+
+/**
+ * \brief Output = MD5( input buffer )
+ *
+ * \param input buffer holding the data
+ * \param ilen length of the input data
+ * \param output MD5 checksum result
+ */
+void md5( unsigned char *input, int ilen, unsigned char output[16] );
+
+/**
+ * \brief Output = MD5( file contents )
+ *
+ * \param path input file name
+ * \param output MD5 checksum result
+ *
+ * \return 0 if successful, 1 if fopen failed,
+ * or 2 if fread failed
+ */
+int md5_file( char *path, unsigned char output[16] );
+
+/**
+ * \brief MD5 HMAC context setup
+ *
+ * \param ctx HMAC context to be initialized
+ * \param key HMAC secret key
+ * \param keylen length of the HMAC key
+ */
+void md5_hmac_starts( md5_context *ctx, unsigned char *key, int keylen );
+
+/**
+ * \brief MD5 HMAC process buffer
+ *
+ * \param ctx HMAC context
+ * \param input buffer holding the data
+ * \param ilen length of the input data
+ */
+void md5_hmac_update( md5_context *ctx, unsigned char *input, int ilen );
+
+/**
+ * \brief MD5 HMAC final digest
+ *
+ * \param ctx HMAC context
+ * \param output MD5 HMAC checksum result
+ */
+void md5_hmac_finish( md5_context *ctx, unsigned char output[16] );
+
+/**
+ * \brief Output = HMAC-MD5( hmac key, input buffer )
+ *
+ * \param key HMAC secret key
+ * \param keylen length of the HMAC key
+ * \param input buffer holding the data
+ * \param ilen length of the input data
+ * \param output HMAC-MD5 result
+ */
+void md5_hmac( unsigned char *key, int keylen,
+ unsigned char *input, int ilen,
+ unsigned char output[16] );
+
+/**
+ * \brief Checkup routine
+ *
+ * \return 0 if successful, or 1 if the test failed
+ */
+int md5_self_test( int verbose );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* md5.h */