mirror of
https://gitlab.isc.org/isc-projects/bind9
synced 2025-09-05 09:05:40 +00:00
401 lines
9.5 KiB
C
401 lines
9.5 KiB
C
/*
|
|
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
|
|
*
|
|
* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
*
|
|
* See the COPYRIGHT file distributed with this work for additional
|
|
* information regarding copyright ownership.
|
|
*/
|
|
|
|
|
|
#include <config.h>
|
|
|
|
#include <inttypes.h>
|
|
#include <stdbool.h>
|
|
|
|
#include <isc/app.h>
|
|
#include <isc/magic.h>
|
|
#include <isc/mutex.h>
|
|
#include <isc/once.h>
|
|
#include <isc/socket.h>
|
|
#include <isc/util.h>
|
|
|
|
static isc_mutex_t createlock;
|
|
static isc_once_t once = ISC_ONCE_INIT;
|
|
static isc_socketmgrcreatefunc_t socketmgr_createfunc = NULL;
|
|
|
|
static void
|
|
initialize(void) {
|
|
RUNTIME_CHECK(isc_mutex_init(&createlock) == ISC_R_SUCCESS);
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_register(isc_socketmgrcreatefunc_t createfunc) {
|
|
isc_result_t result = ISC_R_SUCCESS;
|
|
|
|
RUNTIME_CHECK(isc_once_do(&once, initialize) == ISC_R_SUCCESS);
|
|
|
|
LOCK(&createlock);
|
|
if (socketmgr_createfunc == NULL)
|
|
socketmgr_createfunc = createfunc;
|
|
else
|
|
result = ISC_R_EXISTS;
|
|
UNLOCK(&createlock);
|
|
|
|
return (result);
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socketmgr_createinctx(isc_mem_t *mctx, isc_appctx_t *actx,
|
|
isc_socketmgr_t **managerp)
|
|
{
|
|
isc_result_t result;
|
|
|
|
LOCK(&createlock);
|
|
|
|
REQUIRE(socketmgr_createfunc != NULL);
|
|
result = (*socketmgr_createfunc)(mctx, managerp);
|
|
|
|
UNLOCK(&createlock);
|
|
|
|
if (result == ISC_R_SUCCESS)
|
|
isc_appctx_setsocketmgr(actx, *managerp);
|
|
|
|
return (result);
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socketmgr_create(isc_mem_t *mctx, isc_socketmgr_t **managerp) {
|
|
isc_result_t result;
|
|
|
|
if (isc_bind9)
|
|
return (isc__socketmgr_create(mctx, managerp));
|
|
|
|
LOCK(&createlock);
|
|
|
|
REQUIRE(socketmgr_createfunc != NULL);
|
|
result = (*socketmgr_createfunc)(mctx, managerp);
|
|
|
|
UNLOCK(&createlock);
|
|
|
|
return (result);
|
|
}
|
|
|
|
void
|
|
isc_socketmgr_destroy(isc_socketmgr_t **managerp) {
|
|
REQUIRE(managerp != NULL && ISCAPI_SOCKETMGR_VALID(*managerp));
|
|
|
|
if (isc_bind9)
|
|
isc__socketmgr_destroy(managerp);
|
|
else
|
|
(*managerp)->methods->destroy(managerp);
|
|
|
|
ENSURE(*managerp == NULL);
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_create(isc_socketmgr_t *manager, int pf, isc_sockettype_t type,
|
|
isc_socket_t **socketp)
|
|
{
|
|
REQUIRE(ISCAPI_SOCKETMGR_VALID(manager));
|
|
|
|
if (isc_bind9)
|
|
return (isc__socket_create(manager, pf, type, socketp));
|
|
|
|
return (manager->methods->socketcreate(manager, pf, type, socketp));
|
|
}
|
|
|
|
void
|
|
isc_socket_attach(isc_socket_t *sock, isc_socket_t **socketp) {
|
|
REQUIRE(ISCAPI_SOCKET_VALID(sock));
|
|
REQUIRE(socketp != NULL && *socketp == NULL);
|
|
|
|
if (isc_bind9)
|
|
isc__socket_attach(sock, socketp);
|
|
else
|
|
sock->methods->attach(sock, socketp);
|
|
|
|
ENSURE(*socketp == sock);
|
|
}
|
|
|
|
void
|
|
isc_socket_detach(isc_socket_t **socketp) {
|
|
REQUIRE(socketp != NULL && ISCAPI_SOCKET_VALID(*socketp));
|
|
|
|
if (isc_bind9)
|
|
isc__socket_detach(socketp);
|
|
else
|
|
(*socketp)->methods->detach(socketp);
|
|
|
|
ENSURE(*socketp == NULL);
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_bind(isc_socket_t *sock, const isc_sockaddr_t *sockaddr,
|
|
isc_socket_options_t options)
|
|
{
|
|
REQUIRE(ISCAPI_SOCKET_VALID(sock));
|
|
|
|
if (isc_bind9)
|
|
return (isc__socket_bind(sock, sockaddr, options));
|
|
|
|
return (sock->methods->bind(sock, sockaddr, options));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_sendto(isc_socket_t *sock, isc_region_t *region, isc_task_t *task,
|
|
isc_taskaction_t action, void *arg,
|
|
const isc_sockaddr_t *address, struct in6_pktinfo *pktinfo)
|
|
{
|
|
REQUIRE(ISCAPI_SOCKET_VALID(sock));
|
|
|
|
if (isc_bind9)
|
|
return (isc__socket_sendto(sock, region, task,
|
|
action, arg, address, pktinfo));
|
|
|
|
return (sock->methods->sendto(sock, region, task, action, arg, address,
|
|
pktinfo));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_connect(isc_socket_t *sock, const isc_sockaddr_t *addr,
|
|
isc_task_t *task, isc_taskaction_t action, void *arg)
|
|
{
|
|
REQUIRE(ISCAPI_SOCKET_VALID(sock));
|
|
|
|
if (isc_bind9)
|
|
return (isc__socket_connect(sock, addr, task, action, arg));
|
|
|
|
return (sock->methods->connect(sock, addr, task, action, arg));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_recv(isc_socket_t *sock, isc_region_t *region, unsigned int minimum,
|
|
isc_task_t *task, isc_taskaction_t action, void *arg)
|
|
{
|
|
REQUIRE(ISCAPI_SOCKET_VALID(sock));
|
|
|
|
if (isc_bind9)
|
|
return (isc__socket_recv(sock, region, minimum,
|
|
task, action, arg));
|
|
|
|
return (sock->methods->recv(sock, region, minimum, task, action, arg));
|
|
}
|
|
|
|
void
|
|
isc_socket_cancel(isc_socket_t *sock, isc_task_t *task, unsigned int how) {
|
|
REQUIRE(ISCAPI_SOCKET_VALID(sock));
|
|
|
|
if (isc_bind9)
|
|
isc__socket_cancel(sock, task, how);
|
|
else
|
|
sock->methods->cancel(sock, task, how);
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_getsockname(isc_socket_t *sock, isc_sockaddr_t *addressp) {
|
|
REQUIRE(ISCAPI_SOCKET_VALID(sock));
|
|
|
|
if (isc_bind9)
|
|
return (isc__socket_getsockname(sock, addressp));
|
|
|
|
return (sock->methods->getsockname(sock, addressp));
|
|
}
|
|
|
|
void
|
|
isc_socket_ipv6only(isc_socket_t *sock, bool yes) {
|
|
REQUIRE(ISCAPI_SOCKET_VALID(sock));
|
|
|
|
if (isc_bind9)
|
|
isc__socket_ipv6only(sock, yes);
|
|
else
|
|
sock->methods->ipv6only(sock, yes);
|
|
}
|
|
|
|
void
|
|
isc_socket_dscp(isc_socket_t *sock, isc_dscp_t dscp) {
|
|
REQUIRE(ISCAPI_SOCKET_VALID(sock));
|
|
|
|
sock->methods->dscp(sock, dscp);
|
|
}
|
|
|
|
isc_sockettype_t
|
|
isc_socket_gettype(isc_socket_t *sock) {
|
|
REQUIRE(ISCAPI_SOCKET_VALID(sock));
|
|
|
|
if (isc_bind9)
|
|
return (isc__socket_gettype(sock));
|
|
|
|
return (sock->methods->gettype(sock));
|
|
}
|
|
|
|
void
|
|
isc_socket_setname(isc_socket_t *sock, const char *name, void *tag) {
|
|
REQUIRE(ISCAPI_SOCKET_VALID(sock));
|
|
|
|
UNUSED(sock); /* in case REQUIRE() is empty */
|
|
UNUSED(name);
|
|
UNUSED(tag);
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_fdwatchcreate(isc_socketmgr_t *manager, int fd, int flags,
|
|
isc_sockfdwatch_t callback, void *cbarg,
|
|
isc_task_t *task, isc_socket_t **socketp)
|
|
{
|
|
REQUIRE(ISCAPI_SOCKETMGR_VALID(manager));
|
|
|
|
if (isc_bind9)
|
|
return (isc__socket_fdwatchcreate(manager, fd, flags,
|
|
callback, cbarg,
|
|
task, socketp));
|
|
|
|
return (manager->methods->fdwatchcreate(manager, fd, flags,
|
|
callback, cbarg, task,
|
|
socketp));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_fdwatchpoke(isc_socket_t *sock, int flags)
|
|
{
|
|
REQUIRE(ISCAPI_SOCKET_VALID(sock));
|
|
|
|
if (isc_bind9)
|
|
return (isc__socket_fdwatchpoke(sock, flags));
|
|
|
|
return (sock->methods->fdwatchpoke(sock, flags));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_dup(isc_socket_t *sock, isc_socket_t **socketp) {
|
|
REQUIRE(ISCAPI_SOCKET_VALID(sock));
|
|
REQUIRE(socketp != NULL && *socketp == NULL);
|
|
|
|
if (isc_bind9)
|
|
return (isc__socket_dup(sock, socketp));
|
|
|
|
return (sock->methods->dup(sock, socketp));
|
|
}
|
|
|
|
int
|
|
isc_socket_getfd(isc_socket_t *sock) {
|
|
REQUIRE(ISCAPI_SOCKET_VALID(sock));
|
|
|
|
if (isc_bind9)
|
|
return (isc__socket_getfd(sock));
|
|
|
|
return (sock->methods->getfd(sock));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_open(isc_socket_t *sock) {
|
|
return (isc__socket_open(sock));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_close(isc_socket_t *sock) {
|
|
return (isc__socket_close(sock));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socketmgr_create2(isc_mem_t *mctx, isc_socketmgr_t **managerp,
|
|
unsigned int maxsocks)
|
|
{
|
|
return (isc__socketmgr_create2(mctx, managerp, maxsocks));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_recvv(isc_socket_t *sock, isc_bufferlist_t *buflist,
|
|
unsigned int minimum, isc_task_t *task,
|
|
isc_taskaction_t action, void *arg)
|
|
{
|
|
return (isc__socket_recvv(sock, buflist, minimum, task, action, arg));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_recv2(isc_socket_t *sock, isc_region_t *region,
|
|
unsigned int minimum, isc_task_t *task,
|
|
isc_socketevent_t *event, unsigned int flags)
|
|
{
|
|
return (isc__socket_recv2(sock, region, minimum, task, event, flags));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_send(isc_socket_t *sock, isc_region_t *region,
|
|
isc_task_t *task, isc_taskaction_t action, void *arg)
|
|
{
|
|
return (isc__socket_send(sock, region, task, action, arg));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_sendv(isc_socket_t *sock, isc_bufferlist_t *buflist,
|
|
isc_task_t *task, isc_taskaction_t action, void *arg)
|
|
{
|
|
return (isc__socket_sendv(sock, buflist, task, action, arg));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_sendtov(isc_socket_t *sock, isc_bufferlist_t *buflist,
|
|
isc_task_t *task, isc_taskaction_t action, void *arg,
|
|
const isc_sockaddr_t *address, struct in6_pktinfo *pktinfo)
|
|
{
|
|
return (isc__socket_sendtov(sock, buflist, task, action, arg,
|
|
address, pktinfo));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_sendtov2(isc_socket_t *sock, isc_bufferlist_t *buflist,
|
|
isc_task_t *task, isc_taskaction_t action, void *arg,
|
|
const isc_sockaddr_t *address, struct in6_pktinfo *pktinfo,
|
|
unsigned int flags)
|
|
{
|
|
return (isc__socket_sendtov2(sock, buflist, task, action, arg,
|
|
address, pktinfo, flags));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_sendto2(isc_socket_t *sock, isc_region_t *region,
|
|
isc_task_t *task,
|
|
const isc_sockaddr_t *address, struct in6_pktinfo *pktinfo,
|
|
isc_socketevent_t *event, unsigned int flags)
|
|
{
|
|
return (isc__socket_sendto2(sock, region, task, address, pktinfo,
|
|
event, flags));
|
|
}
|
|
|
|
void
|
|
isc_socket_cleanunix(const isc_sockaddr_t *sockaddr, bool active) {
|
|
isc__socket_cleanunix(sockaddr, active);
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_permunix(const isc_sockaddr_t *sockaddr, uint32_t perm,
|
|
uint32_t owner, uint32_t group)
|
|
{
|
|
return (isc__socket_permunix(sockaddr, perm, owner, group));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_filter(isc_socket_t *sock, const char *filter) {
|
|
return (isc__socket_filter(sock, filter));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_listen(isc_socket_t *sock, unsigned int backlog) {
|
|
return (isc__socket_listen(sock, backlog));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_accept(isc_socket_t *sock, isc_task_t *task,
|
|
isc_taskaction_t action, void *arg)
|
|
{
|
|
return (isc__socket_accept(sock, task, action, arg));
|
|
}
|
|
|
|
isc_result_t
|
|
isc_socket_getpeername(isc_socket_t *sock, isc_sockaddr_t *addressp) {
|
|
return (isc__socket_getpeername(sock, addressp));
|
|
}
|