| Current Path : /usr/src/crypto/heimdal/lib/gssapi/spnego/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //usr/src/crypto/heimdal/lib/gssapi/spnego/context_stubs.c |
/*
* Copyright (c) 2004, PADL Software Pty Ltd.
* All rights reserved.
*
* 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.
*
* 3. Neither the name of PADL Software nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY PADL SOFTWARE 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 PADL SOFTWARE 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 "spnego/spnego_locl.h"
RCSID("$Id: context_stubs.c 21035 2007-06-09 15:32:47Z lha $");
static OM_uint32
spnego_supported_mechs(OM_uint32 *minor_status, gss_OID_set *mechs)
{
OM_uint32 ret, junk;
gss_OID_set m;
int i;
ret = gss_indicate_mechs(minor_status, &m);
if (ret != GSS_S_COMPLETE)
return ret;
ret = gss_create_empty_oid_set(minor_status, mechs);
if (ret != GSS_S_COMPLETE) {
gss_release_oid_set(&junk, &m);
return ret;
}
for (i = 0; i < m->count; i++) {
if (gss_oid_equal(&m->elements[i], GSS_SPNEGO_MECHANISM))
continue;
ret = gss_add_oid_set_member(minor_status, &m->elements[i], mechs);
if (ret) {
gss_release_oid_set(&junk, &m);
gss_release_oid_set(&junk, mechs);
return ret;
}
}
return ret;
}
OM_uint32 _gss_spnego_process_context_token
(OM_uint32 *minor_status,
const gss_ctx_id_t context_handle,
const gss_buffer_t token_buffer
)
{
gss_ctx_id_t context ;
gssspnego_ctx ctx;
OM_uint32 ret;
if (context_handle == GSS_C_NO_CONTEXT)
return GSS_S_NO_CONTEXT;
context = context_handle;
ctx = (gssspnego_ctx)context_handle;
HEIMDAL_MUTEX_lock(&ctx->ctx_id_mutex);
ret = gss_process_context_token(minor_status,
ctx->negotiated_ctx_id,
token_buffer);
if (ret != GSS_S_COMPLETE) {
HEIMDAL_MUTEX_unlock(&ctx->ctx_id_mutex);
return ret;
}
ctx->negotiated_ctx_id = GSS_C_NO_CONTEXT;
return _gss_spnego_internal_delete_sec_context(minor_status,
&context,
GSS_C_NO_BUFFER);
}
OM_uint32 _gss_spnego_delete_sec_context
(OM_uint32 *minor_status,
gss_ctx_id_t *context_handle,
gss_buffer_t output_token
)
{
gssspnego_ctx ctx;
if (context_handle == NULL || *context_handle == GSS_C_NO_CONTEXT)
return GSS_S_NO_CONTEXT;
ctx = (gssspnego_ctx)*context_handle;
HEIMDAL_MUTEX_lock(&ctx->ctx_id_mutex);
return _gss_spnego_internal_delete_sec_context(minor_status,
context_handle,
output_token);
}
OM_uint32 _gss_spnego_context_time
(OM_uint32 *minor_status,
const gss_ctx_id_t context_handle,
OM_uint32 *time_rec
)
{
gssspnego_ctx ctx;
*minor_status = 0;
if (context_handle == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)context_handle;
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
return gss_context_time(minor_status,
ctx->negotiated_ctx_id,
time_rec);
}
OM_uint32 _gss_spnego_get_mic
(OM_uint32 *minor_status,
const gss_ctx_id_t context_handle,
gss_qop_t qop_req,
const gss_buffer_t message_buffer,
gss_buffer_t message_token
)
{
gssspnego_ctx ctx;
*minor_status = 0;
if (context_handle == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)context_handle;
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
return gss_get_mic(minor_status, ctx->negotiated_ctx_id,
qop_req, message_buffer, message_token);
}
OM_uint32 _gss_spnego_verify_mic
(OM_uint32 * minor_status,
const gss_ctx_id_t context_handle,
const gss_buffer_t message_buffer,
const gss_buffer_t token_buffer,
gss_qop_t * qop_state
)
{
gssspnego_ctx ctx;
*minor_status = 0;
if (context_handle == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)context_handle;
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
return gss_verify_mic(minor_status,
ctx->negotiated_ctx_id,
message_buffer,
token_buffer,
qop_state);
}
OM_uint32 _gss_spnego_wrap
(OM_uint32 * minor_status,
const gss_ctx_id_t context_handle,
int conf_req_flag,
gss_qop_t qop_req,
const gss_buffer_t input_message_buffer,
int * conf_state,
gss_buffer_t output_message_buffer
)
{
gssspnego_ctx ctx;
*minor_status = 0;
if (context_handle == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)context_handle;
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
return gss_wrap(minor_status,
ctx->negotiated_ctx_id,
conf_req_flag,
qop_req,
input_message_buffer,
conf_state,
output_message_buffer);
}
OM_uint32 _gss_spnego_unwrap
(OM_uint32 * minor_status,
const gss_ctx_id_t context_handle,
const gss_buffer_t input_message_buffer,
gss_buffer_t output_message_buffer,
int * conf_state,
gss_qop_t * qop_state
)
{
gssspnego_ctx ctx;
*minor_status = 0;
if (context_handle == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)context_handle;
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
return gss_unwrap(minor_status,
ctx->negotiated_ctx_id,
input_message_buffer,
output_message_buffer,
conf_state,
qop_state);
}
OM_uint32 _gss_spnego_display_status
(OM_uint32 * minor_status,
OM_uint32 status_value,
int status_type,
const gss_OID mech_type,
OM_uint32 * message_context,
gss_buffer_t status_string
)
{
return GSS_S_FAILURE;
}
OM_uint32 _gss_spnego_compare_name
(OM_uint32 *minor_status,
const gss_name_t name1,
const gss_name_t name2,
int * name_equal
)
{
spnego_name n1 = (spnego_name)name1;
spnego_name n2 = (spnego_name)name2;
*name_equal = 0;
if (!gss_oid_equal(&n1->type, &n2->type))
return GSS_S_COMPLETE;
if (n1->value.length != n2->value.length)
return GSS_S_COMPLETE;
if (memcmp(n1->value.value, n2->value.value, n2->value.length) != 0)
return GSS_S_COMPLETE;
*name_equal = 1;
return GSS_S_COMPLETE;
}
OM_uint32 _gss_spnego_display_name
(OM_uint32 * minor_status,
const gss_name_t input_name,
gss_buffer_t output_name_buffer,
gss_OID * output_name_type
)
{
spnego_name name = (spnego_name)input_name;
*minor_status = 0;
if (name == NULL || name->mech == GSS_C_NO_NAME)
return GSS_S_FAILURE;
return gss_display_name(minor_status, name->mech,
output_name_buffer, output_name_type);
}
OM_uint32 _gss_spnego_import_name
(OM_uint32 * minor_status,
const gss_buffer_t name_buffer,
const gss_OID name_type,
gss_name_t * output_name
)
{
spnego_name name;
OM_uint32 maj_stat;
*minor_status = 0;
name = calloc(1, sizeof(*name));
if (name == NULL) {
*minor_status = ENOMEM;
return GSS_S_FAILURE;
}
maj_stat = _gss_copy_oid(minor_status, name_type, &name->type);
if (maj_stat) {
free(name);
return GSS_S_FAILURE;
}
maj_stat = _gss_copy_buffer(minor_status, name_buffer, &name->value);
if (maj_stat) {
gss_name_t rname = (gss_name_t)name;
_gss_spnego_release_name(minor_status, &rname);
return GSS_S_FAILURE;
}
name->mech = GSS_C_NO_NAME;
*output_name = (gss_name_t)name;
return GSS_S_COMPLETE;
}
OM_uint32 _gss_spnego_export_name
(OM_uint32 * minor_status,
const gss_name_t input_name,
gss_buffer_t exported_name
)
{
spnego_name name;
*minor_status = 0;
if (input_name == GSS_C_NO_NAME)
return GSS_S_BAD_NAME;
name = (spnego_name)input_name;
if (name->mech == GSS_C_NO_NAME)
return GSS_S_BAD_NAME;
return gss_export_name(minor_status, name->mech, exported_name);
}
OM_uint32 _gss_spnego_release_name
(OM_uint32 * minor_status,
gss_name_t * input_name
)
{
*minor_status = 0;
if (*input_name != GSS_C_NO_NAME) {
OM_uint32 junk;
spnego_name name = (spnego_name)*input_name;
_gss_free_oid(&junk, &name->type);
gss_release_buffer(&junk, &name->value);
if (name->mech != GSS_C_NO_NAME)
gss_release_name(&junk, &name->mech);
free(name);
*input_name = GSS_C_NO_NAME;
}
return GSS_S_COMPLETE;
}
OM_uint32 _gss_spnego_inquire_context (
OM_uint32 * minor_status,
const gss_ctx_id_t context_handle,
gss_name_t * src_name,
gss_name_t * targ_name,
OM_uint32 * lifetime_rec,
gss_OID * mech_type,
OM_uint32 * ctx_flags,
int * locally_initiated,
int * open_context
)
{
gssspnego_ctx ctx;
*minor_status = 0;
if (context_handle == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)context_handle;
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
return gss_inquire_context(minor_status,
ctx->negotiated_ctx_id,
src_name,
targ_name,
lifetime_rec,
mech_type,
ctx_flags,
locally_initiated,
open_context);
}
OM_uint32 _gss_spnego_wrap_size_limit (
OM_uint32 * minor_status,
const gss_ctx_id_t context_handle,
int conf_req_flag,
gss_qop_t qop_req,
OM_uint32 req_output_size,
OM_uint32 * max_input_size
)
{
gssspnego_ctx ctx;
*minor_status = 0;
if (context_handle == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)context_handle;
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
return gss_wrap_size_limit(minor_status,
ctx->negotiated_ctx_id,
conf_req_flag,
qop_req,
req_output_size,
max_input_size);
}
OM_uint32 _gss_spnego_export_sec_context (
OM_uint32 * minor_status,
gss_ctx_id_t * context_handle,
gss_buffer_t interprocess_token
)
{
gssspnego_ctx ctx;
OM_uint32 ret;
*minor_status = 0;
if (context_handle == NULL) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)*context_handle;
if (ctx == NULL)
return GSS_S_NO_CONTEXT;
HEIMDAL_MUTEX_lock(&ctx->ctx_id_mutex);
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
HEIMDAL_MUTEX_unlock(&ctx->ctx_id_mutex);
return GSS_S_NO_CONTEXT;
}
ret = gss_export_sec_context(minor_status,
&ctx->negotiated_ctx_id,
interprocess_token);
if (ret == GSS_S_COMPLETE) {
ret = _gss_spnego_internal_delete_sec_context(minor_status,
context_handle,
GSS_C_NO_BUFFER);
if (ret == GSS_S_COMPLETE)
return GSS_S_COMPLETE;
}
HEIMDAL_MUTEX_unlock(&ctx->ctx_id_mutex);
return ret;
}
OM_uint32 _gss_spnego_import_sec_context (
OM_uint32 * minor_status,
const gss_buffer_t interprocess_token,
gss_ctx_id_t *context_handle
)
{
OM_uint32 ret, minor;
gss_ctx_id_t context;
gssspnego_ctx ctx;
ret = _gss_spnego_alloc_sec_context(minor_status, &context);
if (ret != GSS_S_COMPLETE) {
return ret;
}
ctx = (gssspnego_ctx)context;
HEIMDAL_MUTEX_lock(&ctx->ctx_id_mutex);
ret = gss_import_sec_context(minor_status,
interprocess_token,
&ctx->negotiated_ctx_id);
if (ret != GSS_S_COMPLETE) {
_gss_spnego_internal_delete_sec_context(&minor, context_handle, GSS_C_NO_BUFFER);
return ret;
}
ctx->open = 1;
/* don't bother filling in the rest of the fields */
HEIMDAL_MUTEX_unlock(&ctx->ctx_id_mutex);
*context_handle = (gss_ctx_id_t)ctx;
return GSS_S_COMPLETE;
}
OM_uint32 _gss_spnego_inquire_names_for_mech (
OM_uint32 * minor_status,
const gss_OID mechanism,
gss_OID_set * name_types
)
{
gss_OID_set mechs, names, n;
OM_uint32 ret, junk;
int i, j;
*name_types = NULL;
ret = spnego_supported_mechs(minor_status, &mechs);
if (ret != GSS_S_COMPLETE)
return ret;
ret = gss_create_empty_oid_set(minor_status, &names);
if (ret != GSS_S_COMPLETE)
goto out;
for (i = 0; i < mechs->count; i++) {
ret = gss_inquire_names_for_mech(minor_status,
&mechs->elements[i],
&n);
if (ret)
continue;
for (j = 0; j < n->count; j++)
gss_add_oid_set_member(minor_status,
&n->elements[j],
&names);
gss_release_oid_set(&junk, &n);
}
ret = GSS_S_COMPLETE;
*name_types = names;
out:
gss_release_oid_set(&junk, &mechs);
return GSS_S_COMPLETE;
}
OM_uint32 _gss_spnego_inquire_mechs_for_name (
OM_uint32 * minor_status,
const gss_name_t input_name,
gss_OID_set * mech_types
)
{
OM_uint32 ret, junk;
ret = gss_create_empty_oid_set(minor_status, mech_types);
if (ret)
return ret;
ret = gss_add_oid_set_member(minor_status,
GSS_SPNEGO_MECHANISM,
mech_types);
if (ret)
gss_release_oid_set(&junk, mech_types);
return ret;
}
OM_uint32 _gss_spnego_canonicalize_name (
OM_uint32 * minor_status,
const gss_name_t input_name,
const gss_OID mech_type,
gss_name_t * output_name
)
{
/* XXX */
return gss_duplicate_name(minor_status, input_name, output_name);
}
OM_uint32 _gss_spnego_duplicate_name (
OM_uint32 * minor_status,
const gss_name_t src_name,
gss_name_t * dest_name
)
{
return gss_duplicate_name(minor_status, src_name, dest_name);
}
OM_uint32 _gss_spnego_sign
(OM_uint32 * minor_status,
gss_ctx_id_t context_handle,
int qop_req,
gss_buffer_t message_buffer,
gss_buffer_t message_token
)
{
gssspnego_ctx ctx;
*minor_status = 0;
if (context_handle == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)context_handle;
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
return gss_sign(minor_status,
ctx->negotiated_ctx_id,
qop_req,
message_buffer,
message_token);
}
OM_uint32 _gss_spnego_verify
(OM_uint32 * minor_status,
gss_ctx_id_t context_handle,
gss_buffer_t message_buffer,
gss_buffer_t token_buffer,
int * qop_state
)
{
gssspnego_ctx ctx;
*minor_status = 0;
if (context_handle == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)context_handle;
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
return gss_verify(minor_status,
ctx->negotiated_ctx_id,
message_buffer,
token_buffer,
qop_state);
}
OM_uint32 _gss_spnego_seal
(OM_uint32 * minor_status,
gss_ctx_id_t context_handle,
int conf_req_flag,
int qop_req,
gss_buffer_t input_message_buffer,
int * conf_state,
gss_buffer_t output_message_buffer
)
{
gssspnego_ctx ctx;
*minor_status = 0;
if (context_handle == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)context_handle;
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
return gss_seal(minor_status,
ctx->negotiated_ctx_id,
conf_req_flag,
qop_req,
input_message_buffer,
conf_state,
output_message_buffer);
}
OM_uint32 _gss_spnego_unseal
(OM_uint32 * minor_status,
gss_ctx_id_t context_handle,
gss_buffer_t input_message_buffer,
gss_buffer_t output_message_buffer,
int * conf_state,
int * qop_state
)
{
gssspnego_ctx ctx;
*minor_status = 0;
if (context_handle == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)context_handle;
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
return gss_unseal(minor_status,
ctx->negotiated_ctx_id,
input_message_buffer,
output_message_buffer,
conf_state,
qop_state);
}
#if 0
OM_uint32 _gss_spnego_unwrap_ex
(OM_uint32 * minor_status,
const gss_ctx_id_t context_handle,
const gss_buffer_t token_header_buffer,
const gss_buffer_t associated_data_buffer,
const gss_buffer_t input_message_buffer,
gss_buffer_t output_message_buffer,
int * conf_state,
gss_qop_t * qop_state)
{
gssspnego_ctx ctx;
*minor_status = 0;
if (context_handle == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)context_handle;
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
return gss_unwrap_ex(minor_status,
ctx->negotiated_ctx_id,
token_header_buffer,
associated_data_buffer,
input_message_buffer,
output_message_buffer,
conf_state,
qop_state);
}
OM_uint32 _gss_spnego_wrap_ex
(OM_uint32 * minor_status,
const gss_ctx_id_t context_handle,
int conf_req_flag,
gss_qop_t qop_req,
const gss_buffer_t associated_data_buffer,
const gss_buffer_t input_message_buffer,
int * conf_state,
gss_buffer_t output_token_buffer,
gss_buffer_t output_message_buffer
)
{
gssspnego_ctx ctx;
*minor_status = 0;
if (context_handle == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)context_handle;
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
if ((ctx->mech_flags & GSS_C_DCE_STYLE) == 0 &&
associated_data_buffer->length != input_message_buffer->length) {
*minor_status = EINVAL;
return GSS_S_BAD_QOP;
}
return gss_wrap_ex(minor_status,
ctx->negotiated_ctx_id,
conf_req_flag,
qop_req,
associated_data_buffer,
input_message_buffer,
conf_state,
output_token_buffer,
output_message_buffer);
}
OM_uint32 _gss_spnego_complete_auth_token
(OM_uint32 * minor_status,
const gss_ctx_id_t context_handle,
gss_buffer_t input_message_buffer)
{
gssspnego_ctx ctx;
*minor_status = 0;
if (context_handle == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)context_handle;
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
return gss_complete_auth_token(minor_status,
ctx->negotiated_ctx_id,
input_message_buffer);
}
#endif
OM_uint32 _gss_spnego_inquire_sec_context_by_oid
(OM_uint32 * minor_status,
const gss_ctx_id_t context_handle,
const gss_OID desired_object,
gss_buffer_set_t *data_set)
{
gssspnego_ctx ctx;
*minor_status = 0;
if (context_handle == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)context_handle;
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
return gss_inquire_sec_context_by_oid(minor_status,
ctx->negotiated_ctx_id,
desired_object,
data_set);
}
OM_uint32 _gss_spnego_set_sec_context_option
(OM_uint32 * minor_status,
gss_ctx_id_t * context_handle,
const gss_OID desired_object,
const gss_buffer_t value)
{
gssspnego_ctx ctx;
*minor_status = 0;
if (context_handle == NULL || *context_handle == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
ctx = (gssspnego_ctx)context_handle;
if (ctx->negotiated_ctx_id == GSS_C_NO_CONTEXT) {
return GSS_S_NO_CONTEXT;
}
return gss_set_sec_context_option(minor_status,
&ctx->negotiated_ctx_id,
desired_object,
value);
}