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/*
* Copyright (c) 2011, PADL Software Pty Ltd.
* 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 PADL Software 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 PADL SOFTWARE 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 PADL SOFTWARE 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 "gsskrb5_locl.h"
OM_uint32 GSSAPI_CALLCONV
_gsskrb5_pname_to_uid(OM_uint32 *minor_status,
const gss_name_t pname,
const gss_OID mech_type,
uid_t *uidp)
{
#ifdef NO_LOCALNAME
*minor_status = KRB5_NO_LOCALNAME;
return GSS_S_FAILURE;
#else
krb5_error_code ret;
krb5_context context;
krb5_const_principal princ = (krb5_const_principal)pname;
char localname[256];
#ifdef POSIX_GETPWNAM_R
char pwbuf[2048];
struct passwd pw, *pwd;
#else
struct passwd *pwd;
#endif
GSSAPI_KRB5_INIT(&context);
*minor_status = 0;
ret = krb5_aname_to_localname(context, princ,
sizeof(localname), localname);
if (ret != 0) {
*minor_status = ret;
return GSS_S_FAILURE;
}
#ifdef POSIX_GETPWNAM_R
if (getpwnam_r(localname, &pw, pwbuf, sizeof(pwbuf), &pwd) != 0) {
*minor_status = KRB5_NO_LOCALNAME;
return GSS_S_FAILURE;
}
#else
pwd = getpwnam(localname);
#endif
if (pwd == NULL) {
*minor_status = KRB5_NO_LOCALNAME;
return GSS_S_FAILURE;
}
*uidp = pwd->pw_uid;
return GSS_S_COMPLETE;
#endif /* NO_LOCALNAME */
}
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