1 /* $Id: mech_anonymous.c,v 1.1.1.1 2010/11/27 21:23:59 agc Exp $ */ 2 3 /* Copyright (c) 2010 The NetBSD Foundation, Inc. 4 * All rights reserved. 5 * 6 * This code is derived from software contributed to The NetBSD Foundation 7 * by Mateusz Kocielski. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by the NetBSD 20 * Foundation, Inc. and its contributors. 21 * 4. Neither the name of The NetBSD Foundation nor the names of its 22 * contributors may be used to endorse or promote products derived 23 * from this software without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 26 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35 * POSSIBILITY OF SUCH DAMAGE. 36 */ 37 38 #include <saslc.h> 39 #include <stdio.h> 40 #include <string.h> 41 #include "error.h" 42 #include "saslc_private.h" 43 #include "mech.h" 44 45 /* local headers */ 46 47 /* properties */ 48 #define SASLC_ANONYMOUS_TOKEN "TOKEN" 49 50 static int saslc__mech_anonymous_cont(saslc_sess_t *, const void *, size_t, 51 void **, size_t *); 52 53 /* 54 * @brief doing one step of the sasl authentication 55 * 56 * @param sess sasl session 57 * @param in input data 58 * @param inlen input data length 59 * @param out place to store output data 60 * @param outlen output data length 61 * @return 62 * MECH_OK - success, 63 * MECH_STEP - more steps are needed, 64 * MECH_ERROR - error 65 */ 66 67 /*ARGSUSED*/ 68 static int 69 saslc__mech_anonymous_cont(saslc_sess_t *sess, const void *in, size_t inlen, 70 void **out, size_t *outlen) 71 { 72 return saslc__mech_strdup(sess, (char **)out, outlen, 73 SASLC_ANONYMOUS_TOKEN, "token is required for an authentication"); 74 } 75 76 /* mechanism definition */ 77 const saslc__mech_t saslc__mech_anonymous = { 78 "ANONYMOUS", /* name */ 79 FLAG_ANONYMOUS, /* flags */ 80 saslc__mech_generic_create, /* create */ 81 saslc__mech_anonymous_cont, /* step */ 82 NULL, /* encode */ 83 NULL, /* decode */ 84 saslc__mech_generic_destroy /* destroy */ 85 }; 86