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implement gss_localname

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This commit is contained in:
Luke Howard
2011-10-08 12:15:09 +11:00
parent 1b03abb250
commit 07777511d1
8 changed files with 119 additions and 109 deletions
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2
lib/gssapi/krb5/external.c
View File

@@ -324,7 +324,7 @@ static gssapi_mech_interface_desc krb5_mech = {
NULL,
krb5_mo,
sizeof(krb5_mo) / sizeof(krb5_mo[0]),
_gsskrb5_pname_to_uid,
_gsskrb5_localname,
_gsskrb5_authorize_localname,
NULL,
NULL,

41
lib/gssapi/krb5/pname_to_uid.c
View File

@@ -33,53 +33,38 @@
#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)
_gsskrb5_localname(OM_uint32 *minor_status,
const gss_name_t pname,
const gss_OID mech_type,
gss_buffer_t localname)
{
#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
char lnamebuf[256];
GSSAPI_KRB5_INIT(&context);
*minor_status = 0;
ret = krb5_aname_to_localname(context, princ,
sizeof(localname), localname);
sizeof(lnamebuf), lnamebuf);
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
localname->length = strlen(lnamebuf);
if (pwd == NULL) {
*minor_status = KRB5_NO_LOCALNAME;
localname->value = malloc(localname->length + 1);
if (localname->value == NULL) {
localname->length = 0;
*minor_status = ENOMEM;
return GSS_S_FAILURE;
}
*uidp = pwd->pw_uid;
memcpy(localname->value, lnamebuf, localname->length + 1);
*minor_status = 0;
return GSS_S_COMPLETE;
#endif /* NO_LOCALNAME */
}