2N/A/*
2N/A * CDDL HEADER START
2N/A *
2N/A * The contents of this file are subject to the terms of the
2N/A * Common Development and Distribution License (the "License").
2N/A * You may not use this file except in compliance with the License.
2N/A *
2N/A * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
2N/A * or http://www.opensolaris.org/os/licensing.
2N/A * See the License for the specific language governing permissions
2N/A * and limitations under the License.
2N/A *
2N/A * When distributing Covered Code, include this CDDL HEADER in each
2N/A * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
2N/A * If applicable, add the following below this CDDL HEADER, with the
2N/A * fields enclosed by brackets "[]" replaced with your own identifying
2N/A * information: Portions Copyright [yyyy] [name of copyright owner]
2N/A *
2N/A * CDDL HEADER END
2N/A */
2N/A/*
2N/A * Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
2N/A */
2N/A
2N/A/*
2N/A * glue routine gss_export_sec_context
2N/A */
2N/A
2N/A#ifndef LEAN_CLIENT
2N/A
2N/A#include <mglueP.h>
2N/A#include "gssapiP_generic.h"
2N/A#include <stdio.h>
2N/A#include <errno.h>
2N/A#include <stdlib.h>
2N/A#include <string.h>
2N/A
2N/Astatic OM_uint32
2N/Aval_imp_sec_ctx_args(
2N/A OM_uint32 *minor_status,
2N/A gss_buffer_t interprocess_token,
2N/A gss_ctx_id_t *context_handle)
2N/A{
2N/A
2N/A /* Initialize outputs. */
2N/A if (minor_status != NULL)
2N/A *minor_status = 0;
2N/A
2N/A if (context_handle != NULL)
2N/A *context_handle = GSS_C_NO_CONTEXT;
2N/A
2N/A /* Validate arguments. */
2N/A
2N/A if (minor_status == NULL)
2N/A return (GSS_S_CALL_INACCESSIBLE_WRITE);
2N/A
2N/A if (context_handle == NULL)
2N/A return (GSS_S_CALL_INACCESSIBLE_WRITE);
2N/A
2N/A if (interprocess_token == GSS_C_NO_BUFFER)
2N/A return (GSS_S_CALL_INACCESSIBLE_READ | GSS_S_DEFECTIVE_TOKEN);
2N/A
2N/A if (GSS_EMPTY_BUFFER(interprocess_token))
2N/A return (GSS_S_CALL_INACCESSIBLE_READ | GSS_S_DEFECTIVE_TOKEN);
2N/A
2N/A return (GSS_S_COMPLETE);
2N/A}
2N/A
2N/AOM_uint32
2N/Agss_import_sec_context(minor_status,
2N/A interprocess_token,
2N/A context_handle)
2N/A
2N/AOM_uint32 * minor_status;
2N/Aconst gss_buffer_t interprocess_token;
2N/Agss_ctx_id_t *context_handle;
2N/A
2N/A{
2N/A OM_uint32 length = 0;
2N/A OM_uint32 status;
2N/A char *p;
2N/A gss_union_ctx_id_t ctx;
2N/A gss_buffer_desc token;
2N/A gss_mechanism mech;
2N/A
2N/A status = val_imp_sec_ctx_args(minor_status,
2N/A interprocess_token, context_handle);
2N/A if (status != GSS_S_COMPLETE)
2N/A return (status);
2N/A
2N/A /* Initial value needed below. */
2N/A status = GSS_S_FAILURE;
2N/A
2N/A ctx = (gss_union_ctx_id_t)malloc(sizeof (gss_union_ctx_id_desc));
2N/A if (!ctx)
2N/A return (GSS_S_FAILURE);
2N/A
2N/A ctx->mech_type = (gss_OID) malloc(sizeof (gss_OID_desc));
2N/A if (!ctx->mech_type) {
2N/A free(ctx);
2N/A return (GSS_S_FAILURE);
2N/A }
2N/A
2N/A if (interprocess_token->length >= sizeof (OM_uint32)) {
2N/A p = interprocess_token->value;
2N/A length = (OM_uint32)*p++;
2N/A length = (OM_uint32)(length << 8) + *p++;
2N/A length = (OM_uint32)(length << 8) + *p++;
2N/A length = (OM_uint32)(length << 8) + *p++;
2N/A }
2N/A
2N/A if (length == 0 ||
2N/A length > (interprocess_token->length - sizeof (OM_uint32))) {
2N/A free(ctx);
2N/A return (GSS_S_CALL_BAD_STRUCTURE | GSS_S_DEFECTIVE_TOKEN);
2N/A }
2N/A
2N/A ctx->mech_type->length = length;
2N/A ctx->mech_type->elements = malloc(length);
2N/A if (!ctx->mech_type->elements) {
2N/A goto error_out;
2N/A }
2N/A (void) memcpy(ctx->mech_type->elements, p, length);
2N/A p += length;
2N/A
2N/A token.length = interprocess_token->length - sizeof (OM_uint32) - length;
2N/A token.value = p;
2N/A
2N/A /*
2N/A * select the approprate underlying mechanism routine and
2N/A * call it.
2N/A */
2N/A
2N/A mech = __gss_get_mechanism(ctx->mech_type);
2N/A if (!mech) {
2N/A status = GSS_S_BAD_MECH;
2N/A goto error_out;
2N/A }
2N/A if (!mech->gss_import_sec_context) {
2N/A status = GSS_S_UNAVAILABLE;
2N/A goto error_out;
2N/A }
2N/A
2N/A status = mech->gss_import_sec_context(minor_status,
2N/A &token, &ctx->internal_ctx_id);
2N/A
2N/A if (status == GSS_S_COMPLETE) {
2N/A ctx->loopback = ctx;
2N/A *context_handle = (gss_ctx_id_t)ctx;
2N/A return (GSS_S_COMPLETE);
2N/A }
2N/A map_error(minor_status, mech);
2N/A
2N/Aerror_out:
2N/A if (ctx) {
2N/A if (ctx->mech_type) {
2N/A if (ctx->mech_type->elements)
2N/A free(ctx->mech_type->elements);
2N/A free(ctx->mech_type);
2N/A }
2N/A free(ctx);
2N/A }
2N/A return (status);
2N/A}
2N/A#endif /* LEAN_CLIENT */