#include <mglueP.h>
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#include <string.h>
#include <errno.h>
static OM_uint32
val_canon_name_args(
OM_uint32 *minor_status,
const gss_name_t input_name,
const gss_OID mech_type,
gss_name_t *output_name)
{
if (minor_status != NULL)
*minor_status = 0;
if (output_name != NULL)
*output_name = GSS_C_NO_NAME;
if (minor_status == NULL)
return (GSS_S_CALL_INACCESSIBLE_WRITE);
if (input_name == GSS_C_NO_NAME || mech_type == GSS_C_NULL_OID)
return (GSS_S_CALL_INACCESSIBLE_READ);
return (GSS_S_COMPLETE);
}
OM_uint32 KRB5_CALLCONV
gss_canonicalize_name(minor_status,
input_name,
mech_type,
output_name)
OM_uint32 *minor_status;
const gss_name_t input_name;
const gss_OID mech_type;
gss_name_t *output_name;
{
gss_union_name_t in_union, out_union = NULL, dest_union = NULL;
OM_uint32 major_status = GSS_S_FAILURE;
major_status = val_canon_name_args(minor_status,
input_name,
mech_type,
output_name);
if (major_status != GSS_S_COMPLETE)
return (major_status);
major_status = GSS_S_FAILURE;
in_union = (gss_union_name_t)input_name;
if (!output_name && in_union->mech_type &&
g_OID_equal(in_union->mech_type, mech_type))
return (GSS_S_COMPLETE);
if (output_name) {
out_union =
(gss_union_name_t)malloc(sizeof (gss_union_name_desc));
if (!out_union)
goto allocation_failure;
out_union->mech_type = 0;
out_union->mech_name = 0;
out_union->name_type = 0;
out_union->external_name = 0;
out_union->loopback = out_union;
if (gssint_create_copy_buffer(in_union->external_name,
&out_union->external_name, 1))
goto allocation_failure;
if (in_union->name_type != GSS_C_NULL_OID) {
if ((major_status = generic_gss_copy_oid(minor_status,
in_union->name_type, &out_union->name_type)))
goto allocation_failure;
}
}
if (!output_name) {
if (in_union->mech_type) {
(void) gssint_release_internal_name(minor_status,
in_union->mech_type,
&in_union->mech_name);
(void) gss_release_oid(minor_status,
&in_union->mech_type);
in_union->mech_type = 0;
}
dest_union = in_union;
} else
dest_union = out_union;
if ((major_status = generic_gss_copy_oid(minor_status, mech_type,
&dest_union->mech_type)))
goto allocation_failure;
if ((major_status =
gssint_import_internal_name(minor_status, mech_type,
dest_union,
&dest_union->mech_name)))
goto allocation_failure;
if (output_name)
*output_name = (gss_name_t)dest_union;
return (GSS_S_COMPLETE);
allocation_failure:
if (output_name) {
if (out_union->external_name) {
if (out_union->external_name->value)
free(out_union->external_name->value);
free(out_union->external_name);
}
if (out_union->name_type)
(void) gss_release_oid(minor_status,
&out_union->name_type);
dest_union = out_union;
} else
dest_union = in_union;
if (dest_union->mech_name) {
(void) gssint_release_internal_name(minor_status,
dest_union->mech_type,
&dest_union->mech_name);
}
if (dest_union->mech_type)
(void) gss_release_oid(minor_status, &dest_union->mech_type);
if (output_name)
free(out_union);
return (major_status);
}