#include "mglueP.h"
#define MAX_MECH_OID_PAIRS 32
OM_uint32 KRB5_CALLCONV
gss_inquire_names_for_mech(minor_status, mechanism, name_types)
OM_uint32 * minor_status;
gss_OID mechanism;
gss_OID_set * name_types;
{
OM_uint32 status;
gss_mechanism mech;
if (minor_status != NULL)
*minor_status = 0;
if (name_types != NULL)
*name_types = GSS_C_NO_OID_SET;
if (minor_status == NULL)
return (GSS_S_CALL_INACCESSIBLE_WRITE);
if (name_types == NULL)
return (GSS_S_CALL_INACCESSIBLE_WRITE);
mech = gssint_get_mechanism (mechanism);
if (mech) {
if (mech->gss_inquire_names_for_mech)
status = mech->gss_inquire_names_for_mech(
mech->context,
minor_status,
mechanism,
name_types);
else
status = GSS_S_UNAVAILABLE;
return(status);
}
return (GSS_S_BAD_MECH);
}
static OM_uint32
val_inq_mechs4name_args(
OM_uint32 *minor_status,
const gss_name_t input_name,
gss_OID_set *mech_set)
{
if (minor_status != NULL)
*minor_status = 0;
if (mech_set != NULL)
*mech_set = GSS_C_NO_OID_SET;
if (minor_status == NULL)
return (GSS_S_CALL_INACCESSIBLE_WRITE);
if (input_name == GSS_C_NO_NAME)
return (GSS_S_BAD_NAME);
return (GSS_S_COMPLETE);
}
OM_uint32 KRB5_CALLCONV
gss_inquire_mechs_for_name(minor_status, input_name, mech_set)
OM_uint32 * minor_status;
const gss_name_t input_name;
gss_OID_set * mech_set;
{
OM_uint32 status;
static char *mech_list[MAX_MECH_OID_PAIRS+1];
gss_OID_set mech_name_types;
int present;
char *mechanism;
gss_OID mechOid;
gss_OID name_type;
gss_buffer_desc name_buffer;
int i;
status = val_inq_mechs4name_args(minor_status, input_name, mech_set);
if (status != GSS_S_COMPLETE)
return (status);
status = gss_create_empty_oid_set(minor_status, mech_set);
if (status != GSS_S_COMPLETE)
return (status);
*mech_list = NULL;
status = gssint_get_mechanisms(mech_list, MAX_MECH_OID_PAIRS+1);
if (status != GSS_S_COMPLETE)
return (status);
for (i = 0; i < MAX_MECH_OID_PAIRS && mech_list[i] != NULL; i++) {
mechanism = mech_list[i];
if (gssint_mech_to_oid(mechanism, &mechOid) == GSS_S_COMPLETE) {
status = gss_inquire_names_for_mech(
minor_status,
mechOid,
&mech_name_types);
if (status == GSS_S_COMPLETE) {
status = gss_display_name(minor_status,
input_name,
&name_buffer,
&name_type);
(void) gss_release_buffer(NULL, &name_buffer);
if (status == GSS_S_COMPLETE && name_type) {
status = gss_test_oid_set_member(
minor_status,
name_type,
mech_name_types,
&present);
if (status == GSS_S_COMPLETE &&
present) {
status = gss_add_oid_set_member(
minor_status,
mechOid,
mech_set);
if (status != GSS_S_COMPLETE) {
(void) gss_release_oid_set(
minor_status,
&mech_name_types);
(void) gss_release_oid_set(
minor_status,
mech_set);
return (status);
}
}
}
(void) gss_release_oid_set(
minor_status,
&mech_name_types);
}
} else {
(void) gss_release_oid_set(
minor_status,
mech_set);
return (GSS_S_FAILURE);
}
}
return (GSS_S_COMPLETE);
}