/* * Copyright (c) 2008 Kungliga Tekniska Högskolan * (Royal Institute of Technology, Stockholm, Sweden). * All rights reserved. * * Portions Copyright (c) 2009 - 2010 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * 3. Neither the name of KTH nor the names of its contributors may be * used to endorse or promote products derived from this software without * specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "config.h" #include <stdio.h> #include <stdlib.h> #include <string.h> #include <errno.h> #include <krb5-types.h> #include <wind.h> #include <roken.h> #include <base64.h> #include <heimbase.h> #include "heimscram.h" #include "crypto-headers.h" #ifndef __APPLE_TARGET_EMBEDDED__ #include <CommonCrypto/CommonKeyDerivation.h> #endif struct heim_scram_pair { char type; heim_scram_data data; }; struct heim_scram_pairs { int flags; #define SCRAM_PAIR_ALLOCATED 1 #define SCRAM_ARRAY_ALLOCATED 2 #define SCRAM_BINDINGS_YES 4 #define SCRAM_BINDINGS_NO 8 struct heim_scram_pair *val; size_t len; }; typedef struct heim_scram_pairs heim_scram_pairs; struct heim_scram { struct heim_scram_method_desc *method; enum { CLIENT, SERVER } type; heim_scram_data client1; heim_scram_data server1; /* generated */ heim_scram_data nonce; /* server */ struct heim_scram_server *server; void *ctx; heim_scram_data user; /* output */ heim_scram_data ClientProof; heim_scram_data ServerSignature; heim_scram_data SessionKey; }; #include "heimscram-protos.h" int _heim_scram_parse(heim_scram_data *data, heim_scram_pairs **pd); int _heim_scram_unparse ( heim_scram_pairs */*d*/, heim_scram_data */*out*/); void _heim_scram_pairs_free (heim_scram_pairs */*d*/);