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+/*****************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * The contents of this file are subject to the Mozilla Public License
+ * Version 1.0 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
+ * License for the specific language governing rights and limitations
+ * under the License.
+ *
+ * The Original Code is Curl.
+ *
+ * The Initial Developer of the Original Code is Daniel Stenberg.
+ *
+ * Portions created by the Initial Developer are Copyright (C) 1998.
+ * All Rights Reserved.
+ *
+ * ------------------------------------------------------------
+ * Main author:
+ * - Daniel Stenberg <Daniel.Stenberg@haxx.nu>
+ *
+ * http://curl.haxx.nu
+ *
+ * $Source$
+ * $Revision$
+ * $Date$
+ * $Author$
+ * $State$
+ * $Locker$
+ *
+ * ------------------------------------------------------------
+ ****************************************************************************/
+
+#include <stdio.h>
+
+/* ---- Base64 Encoding --- */
+static char table64[]=
+ "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+
+void base64Encode(char *intext, char *output)
+{
+ unsigned char ibuf[3];
+ unsigned char obuf[4];
+ int i;
+ int inputparts;
+
+ while(*intext) {
+ for (i = inputparts = 0; i < 3; i++) {
+ if(*intext) {
+ inputparts++;
+ ibuf[i] = *intext;
+ intext++;
+ }
+ else
+ ibuf[i] = 0;
+ }
+
+ obuf [0] = (ibuf [0] & 0xFC) >> 2;
+ obuf [1] = ((ibuf [0] & 0x03) << 4) | ((ibuf [1] & 0xF0) >> 4);
+ obuf [2] = ((ibuf [1] & 0x0F) << 2) | ((ibuf [2] & 0xC0) >> 6);
+ obuf [3] = ibuf [2] & 0x3F;
+
+ switch(inputparts) {
+ case 1: /* only one byte read */
+ sprintf(output, "%c%c==",
+ table64[obuf[0]],
+ table64[obuf[1]]);
+ break;
+ case 2: /* two bytes read */
+ sprintf(output, "%c%c%c=",
+ table64[obuf[0]],
+ table64[obuf[1]],
+ table64[obuf[2]]);
+ break;
+ default:
+ sprintf(output, "%c%c%c%c",
+ table64[obuf[0]],
+ table64[obuf[1]],
+ table64[obuf[2]],
+ table64[obuf[3]] );
+ break;
+ }
+ output += 4;
+ }
+ *output=0;
+}
+/* ---- End of Base64 Encoding ---- */