diff options
Diffstat (limited to 'third_party/heimdal/lib/gssapi/mech/gss_compare_name.c')
| -rw-r--r-- | third_party/heimdal/lib/gssapi/mech/gss_compare_name.c | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/third_party/heimdal/lib/gssapi/mech/gss_compare_name.c b/third_party/heimdal/lib/gssapi/mech/gss_compare_name.c new file mode 100644 index 0000000..97ef578 --- /dev/null +++ b/third_party/heimdal/lib/gssapi/mech/gss_compare_name.c @@ -0,0 +1,102 @@ +/*- + * Copyright (c) 2005 Doug Rabson + * All rights reserved. + * + * Portions Copyright (c) 2009 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. + * + * $FreeBSD: src/lib/libgssapi/gss_compare_name.c,v 1.1 2005/12/29 14:40:20 dfr Exp $ + */ + +#include "mech_locl.h" + +GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL +gss_compare_name(OM_uint32 *minor_status, + gss_const_name_t name1_arg, + gss_const_name_t name2_arg, + int *name_equal) +{ + struct _gss_name *name1 = (struct _gss_name *) name1_arg; + struct _gss_name *name2 = (struct _gss_name *) name2_arg; + + /* + * First check the implementation-independant name if both + * names have one. Otherwise, try to find common mechanism + * names and compare them. + */ + if (name1->gn_value.value && name2->gn_value.value && + name1->gn_type == GSS_C_NO_OID && name2->gn_type == GSS_C_NO_OID) { + *name_equal = + name1->gn_value.length == name2->gn_value.length && + memcmp(name1->gn_value.value, name2->gn_value.value, + name1->gn_value.length) == 0; + } else if (name1->gn_value.value && name2->gn_value.value && + name1->gn_type != GSS_C_NO_OID && + name2->gn_type != GSS_C_NO_OID) { + *name_equal = 1; + /* RFC 2743: anonymous names always compare false */ + if (gss_oid_equal(name1->gn_type, GSS_C_NT_ANONYMOUS) || + gss_oid_equal(name2->gn_type, GSS_C_NT_ANONYMOUS) || + !gss_oid_equal(name1->gn_type, name2->gn_type)) { + *name_equal = 0; + } else if (name1->gn_value.length != name2->gn_value.length || + memcmp(name1->gn_value.value, name2->gn_value.value, + name1->gn_value.length) != 0) { + *name_equal = 0; + } + } else { + struct _gss_mechanism_name *mn1; + struct _gss_mechanism_name *mn2; + + HEIM_TAILQ_FOREACH(mn1, &name1->gn_mn, gmn_link) { + OM_uint32 major_status; + + major_status = _gss_find_mn(minor_status, name2, + mn1->gmn_mech_oid, &mn2); + if (major_status == GSS_S_COMPLETE && mn2) { + return (mn1->gmn_mech->gm_compare_name( + minor_status, + mn1->gmn_name, + mn2->gmn_name, + name_equal)); + } + } + HEIM_TAILQ_FOREACH(mn2, &name2->gn_mn, gmn_link) { + OM_uint32 major_status; + + major_status = _gss_find_mn(minor_status, name1, + mn2->gmn_mech_oid, &mn1); + if (major_status == GSS_S_COMPLETE && mn1) { + return (mn2->gmn_mech->gm_compare_name( + minor_status, + mn2->gmn_name, + mn1->gmn_name, + name_equal)); + } + } + *name_equal = 0; + } + + *minor_status = 0; + return (GSS_S_COMPLETE); +} |