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1c1fce7414
Allocate them off the NULL context not the talloc_autofree_context(). BUG: https://bugzilla.samba.org/show_bug.cgi?id=12932 Signed-off-by: Jeremy Allison <jra@samba.org> Reviewed-by: Andrew Bartlett <abartlet@samba.org>
159 lines
3.8 KiB
C
159 lines
3.8 KiB
C
/*
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Unix SMB/CIFS implementation.
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dcerpc utility functions
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Copyright (C) Andrew Tridgell 2003
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Copyright (C) Jelmer Vernooij 2004
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "../lib/util/dlinklist.h"
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#include "librpc/ndr/libndr.h"
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#include "librpc/ndr/ndr_table.h"
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#undef strcasecmp
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static struct ndr_interface_list *ndr_interfaces;
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/*
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register a ndr interface table
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*/
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NTSTATUS ndr_table_register(const struct ndr_interface_table *table)
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{
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struct ndr_interface_list *l;
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for (l = ndr_interfaces; l; l = l->next) {
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if (GUID_equal(&table->syntax_id.uuid, &l->table->syntax_id.uuid)) {
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DEBUG(0, ("Attempt to register interface %s which has the "
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"same UUID as already registered interface %s\n",
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table->name, l->table->name));
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return NT_STATUS_OBJECT_NAME_COLLISION;
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}
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}
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/*
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* This is a singleton instance guarenteed
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* by the above check to be only added once
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* into the list so we can allocate off the NULL
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* context. We never want this to be freed
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* until process shutdown. If needed we could
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* add a deregister function that walks and
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* frees the list.
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*/
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l = talloc(NULL, struct ndr_interface_list);
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l->table = table;
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DLIST_ADD(ndr_interfaces, l);
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return NT_STATUS_OK;
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}
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/*
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find the pipe name for a local IDL interface
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*/
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const char *ndr_interface_name(const struct GUID *uuid, uint32_t if_version)
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{
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const struct ndr_interface_list *l;
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for (l=ndr_table_list();l;l=l->next) {
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if (GUID_equal(&l->table->syntax_id.uuid, uuid) &&
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l->table->syntax_id.if_version == if_version) {
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return l->table->name;
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}
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}
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return "UNKNOWN";
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}
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/*
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find the number of calls defined by local IDL
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*/
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int ndr_interface_num_calls(const struct GUID *uuid, uint32_t if_version)
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{
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const struct ndr_interface_list *l;
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for (l=ndr_table_list();l;l=l->next){
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if (GUID_equal(&l->table->syntax_id.uuid, uuid) &&
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l->table->syntax_id.if_version == if_version) {
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return l->table->num_calls;
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}
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}
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return -1;
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}
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/*
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find a dcerpc interface by name
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*/
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const struct ndr_interface_table *ndr_table_by_name(const char *name)
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{
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const struct ndr_interface_list *l;
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for (l=ndr_table_list();l;l=l->next) {
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if (strcasecmp(l->table->name, name) == 0) {
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return l->table;
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}
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}
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return NULL;
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}
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/*
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find a dcerpc interface by syntax
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*/
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const struct ndr_interface_table *ndr_table_by_syntax(const struct ndr_syntax_id *syntax)
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{
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const struct ndr_interface_list *l;
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for (l=ndr_table_list();l;l=l->next) {
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if (ndr_syntax_id_equal(&l->table->syntax_id, syntax)) {
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return l->table;
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}
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}
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return NULL;
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}
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/*
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find a dcerpc interface by uuid
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*/
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const struct ndr_interface_table *ndr_table_by_uuid(const struct GUID *uuid)
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{
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const struct ndr_interface_list *l;
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for (l=ndr_table_list();l;l=l->next) {
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if (GUID_equal(&l->table->syntax_id.uuid, uuid)) {
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return l->table;
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}
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}
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return NULL;
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}
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/*
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return the list of registered dcerpc_pipes
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*/
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const struct ndr_interface_list *ndr_table_list(void)
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{
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ndr_table_init();
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return ndr_interfaces;
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}
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NTSTATUS ndr_table_init(void)
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{
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static bool initialized = false;
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if (initialized) return NT_STATUS_OK;
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initialized = true;
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ndr_table_register_builtin_tables();
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return NT_STATUS_OK;
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}
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