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📄 gss_accept_sec_context.c(4.29 KB)
📄 gss_acquire_cred.c(3.37 KB)
📄 gss_add_oid_set_member.c(2.58 KB)
📄 gss_canonicalize_name.c(2.58 KB)
📄 gss_create_empty_oid_set.c(1.97 KB)
📄 gss_delete_sec_context.c(2.94 KB)
📄 gss_display_status.c(2.74 KB)
📄 gss_export_name.c(2.47 KB)
📄 gss_get_mic.c(2.75 KB)
📄 gss_impl.c(8.5 KB)
📄 gss_import_name.c(2.65 KB)
📄 gss_init_sec_context.c(4.17 KB)
📄 gss_names.c(7.43 KB)
📄 gss_pname_to_uid.c(3.48 KB)
📄 gss_release_buffer.c(1.9 KB)
📄 gss_release_cred.c(2.41 KB)
📄 gss_release_name.c(2.48 KB)
📄 gss_release_oid_set.c(1.93 KB)
📄 gss_set_cred_option.c(2.53 KB)
📄 gss_test_oid_set_member.c(1.97 KB)
📄 gss_unwrap.c(2.93 KB)
📄 gss_verify_mic.c(2.68 KB)
📄 gss_wrap.c(2.97 KB)
📄 gss_wrap_size_limit.c(2.06 KB)
📄 gssapi.h(21.03 KB)
📄 gssapi_impl.h(2.58 KB)
📄 gssd.x(6.1 KB)
📄 gssd_prot.c(5.61 KB)
📄 gsstest.c(28.11 KB)
📄 kgss_if.m(2.59 KB)
📁 krb5

Editing: gss_accept_sec_context.c

/*-
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 2008 Isilon Inc http://www.isilon.com/
 * Authors: Doug Rabson <dfr@rabson.org>
 * Developed with Red Inc: Alfred Perlstein <alfred@freebsd.org>
 *
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 THE AUTHOR 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 <sys/cdefs.h>
__FBSDID("$FreeBSD$");

#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/kobj.h>
#include <sys/lock.h>
#include <sys/malloc.h>
#include <sys/mutex.h>

#include <kgssapi/gssapi.h>
#include <kgssapi/gssapi_impl.h>
#include <rpc/rpc.h>

#include "gssd.h"
#include "kgss_if.h"

OM_uint32 gss_accept_sec_context(OM_uint32 *minor_status,
    gss_ctx_id_t *context_handle,
    const gss_cred_id_t acceptor_cred_handle,
    const gss_buffer_t input_token,
    const gss_channel_bindings_t input_chan_bindings,
    gss_name_t *src_name,
    gss_OID *mech_type,
    gss_buffer_t output_token,
    OM_uint32 *ret_flags,
    OM_uint32 *time_rec,
    gss_cred_id_t *delegated_cred_handle)
{
	struct accept_sec_context_res res;
	struct accept_sec_context_args args;
	enum clnt_stat stat;
	gss_ctx_id_t ctx = *context_handle;
	gss_name_t name;
	gss_cred_id_t cred;
	CLIENT *cl;

cl = kgss_gssd_client();
	if (cl == NULL) {
		*minor_status = 0;
		return (GSS_S_FAILURE);
	}

if (ctx)
		args.ctx = ctx->handle;
	else
		args.ctx = 0;
	if (acceptor_cred_handle)
		args.cred = acceptor_cred_handle->handle;
	else
		args.cred = 0;
	args.input_token = *input_token;
	args.input_chan_bindings = input_chan_bindings;

bzero(&res, sizeof(res));
	stat = gssd_accept_sec_context_1(&args, &res, cl);
	CLNT_RELEASE(cl);
	if (stat != RPC_SUCCESS) {
		*minor_status = stat;
		return (GSS_S_FAILURE);
	}

if (res.major_status != GSS_S_COMPLETE
	    && res.major_status != GSS_S_CONTINUE_NEEDED) {
		*minor_status = res.minor_status;
		xdr_free((xdrproc_t) xdr_accept_sec_context_res, &res);
		return (res.major_status);
	}

*minor_status = res.minor_status;

if (!ctx) {
		ctx = kgss_create_context(res.mech_type);
		if (!ctx) {
			xdr_free((xdrproc_t) xdr_accept_sec_context_res, &res);
			*minor_status = 0;
			return (GSS_S_BAD_MECH);
		}
	}
	*context_handle = ctx;

ctx->handle = res.ctx;
	name = malloc(sizeof(struct _gss_name_t), M_GSSAPI, M_WAITOK);
	name->handle = res.src_name;
	if (src_name) {
		*src_name = name;
	} else {
		OM_uint32 junk;
		gss_release_name(&junk, &name);
	}
	if (mech_type)
		*mech_type = KGSS_MECH_TYPE(ctx);
	kgss_copy_buffer(&res.output_token, output_token);
	if (ret_flags)
		*ret_flags = res.ret_flags;
	if (time_rec)
		*time_rec = res.time_rec;
	cred = malloc(sizeof(struct _gss_cred_id_t), M_GSSAPI, M_WAITOK);
	cred->handle = res.delegated_cred_handle;
	if (delegated_cred_handle) {
		*delegated_cred_handle = cred;
	} else {
		OM_uint32 junk;
		gss_release_cred(&junk, &cred);
	}

xdr_free((xdrproc_t) xdr_accept_sec_context_res, &res);

/*
	 * If the context establishment is complete, export it from
	 * userland and hand the result (which includes key material
	 * etc.) to the kernel implementation.
	 */
	if (res.major_status == GSS_S_COMPLETE)
		res.major_status = kgss_transfer_context(ctx);

return (res.major_status);
}

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Editing: gss_accept_sec_context.c

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