diff options
Diffstat (limited to 'sys/kgssapi/gss_delete_sec_context.c')
| -rw-r--r-- | sys/kgssapi/gss_delete_sec_context.c | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/sys/kgssapi/gss_delete_sec_context.c b/sys/kgssapi/gss_delete_sec_context.c new file mode 100644 index 000000000000..e1582a2712e4 --- /dev/null +++ b/sys/kgssapi/gss_delete_sec_context.c @@ -0,0 +1,91 @@ +/*- + * 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/malloc.h> + +#include <kgssapi/gssapi.h> +#include <kgssapi/gssapi_impl.h> + +#include "gssd.h" + +OM_uint32 +gss_delete_sec_context(OM_uint32 *minor_status, gss_ctx_id_t *context_handle, + gss_buffer_t output_token) +{ + struct delete_sec_context_res res; + struct delete_sec_context_args args; + enum clnt_stat stat; + gss_ctx_id_t ctx; + + if (!kgss_gssd_handle) + return (GSS_S_FAILURE); + + if (*context_handle) { + ctx = *context_handle; + + /* + * If we are past the context establishment phase, let + * the in-kernel code do the delete, otherwise + * userland needs to deal with it. + */ + if (ctx->handle) { + args.ctx = ctx->handle; + + bzero(&res, sizeof(res)); + stat = gssd_delete_sec_context_1(&args, &res, kgss_gssd_handle); + if (stat != RPC_SUCCESS) { + *minor_status = stat; + return (GSS_S_FAILURE); + } + + if (output_token) + kgss_copy_buffer(&res.output_token, + output_token); + xdr_free((xdrproc_t) xdr_delete_sec_context_res, &res); + + kgss_delete_context(ctx, NULL); + } else { + kgss_delete_context(ctx, output_token); + } + *context_handle = NULL; + } else { + if (output_token) { + output_token->length = 0; + output_token->value = NULL; + } + } + + *minor_status = 0; + + return (GSS_S_COMPLETE); +} |