From 73330ee3e2f645891c692048e87ce9c98556febf Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Love=20H=C3=B6rnquist=20=C3=85strand?= Date: Mon, 27 Jan 2003 14:02:26 +0000 Subject: [PATCH] check for compatiblity with other heimdal's 3des get_mic/verify_mic git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@11616 ec53bebd-3082-4978-b11e-865c3cabbd6b --- lib/gssapi/compat.c | 90 ++++++++++++++++++++++++++++++++++++++++ lib/gssapi/krb5/compat.c | 90 ++++++++++++++++++++++++++++++++++++++++ 2 files changed, 180 insertions(+) create mode 100644 lib/gssapi/compat.c create mode 100644 lib/gssapi/krb5/compat.c diff --git a/lib/gssapi/compat.c b/lib/gssapi/compat.c new file mode 100644 index 000000000..d578f3e96 --- /dev/null +++ b/lib/gssapi/compat.c @@ -0,0 +1,90 @@ +/* + * Copyright (c) 2003 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * 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 the Institute 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 THE INSTITUTE AND 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 THE INSTITUTE OR 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 "gssapi_locl.h" + +RCSID("$Id$"); + + +static krb5_error_code +check_compat(OM_uint32 *minor_status, gss_name_t name, + const char *option, krb5_boolean *compat) +{ + krb5_error_code ret; + char **p, **q; + krb5_principal match; + + + p = krb5_config_get_strings(gssapi_krb5_context, NULL, "gssapi", + option, NULL); + if(p == NULL) + return 0; + + for(q = p; *q; q++) { + + ret = krb5_parse_name(gssapi_krb5_context, *q, &match); + if (ret) + break; + + if (krb5_principal_match(gssapi_krb5_context, name, match)) { + *compat = TRUE; + break; + } + + krb5_free_principal(gssapi_krb5_context, match); + } + krb5_config_free_strings(p); + + if (ret) { + *minor_status = ret; + return GSS_S_FAILURE; + } + + return 0; +} + +OM_uint32 +_gss_DES3_get_mic_compat(OM_uint32 *minor_status, gss_ctx_id_t ctx) +{ + krb5_boolean use_compat = FALSE; + OM_uint32 ret; + + ret = check_compat(minor_status, ctx->target, + "broken_3des_mic", &use_compat); + if (ret) + return ret; + if (use_compat) + ctx->more_flags |= COMPAT_OLD_DES3; + + return 0; +} diff --git a/lib/gssapi/krb5/compat.c b/lib/gssapi/krb5/compat.c new file mode 100644 index 000000000..d578f3e96 --- /dev/null +++ b/lib/gssapi/krb5/compat.c @@ -0,0 +1,90 @@ +/* + * Copyright (c) 2003 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * 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 the Institute 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 THE INSTITUTE AND 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 THE INSTITUTE OR 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 "gssapi_locl.h" + +RCSID("$Id$"); + + +static krb5_error_code +check_compat(OM_uint32 *minor_status, gss_name_t name, + const char *option, krb5_boolean *compat) +{ + krb5_error_code ret; + char **p, **q; + krb5_principal match; + + + p = krb5_config_get_strings(gssapi_krb5_context, NULL, "gssapi", + option, NULL); + if(p == NULL) + return 0; + + for(q = p; *q; q++) { + + ret = krb5_parse_name(gssapi_krb5_context, *q, &match); + if (ret) + break; + + if (krb5_principal_match(gssapi_krb5_context, name, match)) { + *compat = TRUE; + break; + } + + krb5_free_principal(gssapi_krb5_context, match); + } + krb5_config_free_strings(p); + + if (ret) { + *minor_status = ret; + return GSS_S_FAILURE; + } + + return 0; +} + +OM_uint32 +_gss_DES3_get_mic_compat(OM_uint32 *minor_status, gss_ctx_id_t ctx) +{ + krb5_boolean use_compat = FALSE; + OM_uint32 ret; + + ret = check_compat(minor_status, ctx->target, + "broken_3des_mic", &use_compat); + if (ret) + return ret; + if (use_compat) + ctx->more_flags |= COMPAT_OLD_DES3; + + return 0; +}