static void named_pipe_accept_done(struct tevent_req *subreq)
{
struct auth_session_info_transport *session_info_transport;
struct named_pipe_client *npc =
tevent_req_callback_data(subreq, struct named_pipe_client);
int error;
int ret;
ret = tstream_npa_accept_existing_recv(subreq, &error, npc,
&npc->tstream,
&npc->client,
&npc->client_name,
&npc->server,
&npc->server_name,
&session_info_transport);
npc->session_info = talloc_move(npc, &session_info_transport->session_info);
TALLOC_FREE(subreq);
if (ret != 0) {
DEBUG(2, ("Failed to accept named pipe connection! (%s)\n",
strerror(error)));
TALLOC_FREE(npc);
return;
}
ret = make_server_pipes_struct(npc,
npc->msg_ctx,
npc->pipe_name, NCACN_NP,
false, npc->server, npc->client, npc->session_info,
&npc->p, &error);
if (ret != 0) {
DEBUG(2, ("Failed to create pipes_struct! (%s)\n",
strerror(error)));
goto fail;
}
npc->write_queue = tevent_queue_create(npc, "np_server_write_queue");
if (!npc->write_queue) {
DEBUG(2, ("Failed to set up write queue!\n"));
goto fail;
}
/* And now start receiving and processing packets */
subreq = dcerpc_read_ncacn_packet_send(npc, npc->ev, npc->tstream);
if (!subreq) {
DEBUG(2, ("Failed to start receving packets\n"));
goto fail;
}
tevent_req_set_callback(subreq, named_pipe_packet_process, npc);
return;
fail:
DEBUG(2, ("Fatal error. Terminating client(%s) connection!\n",
npc->client_name));
/* terminate client connection */
talloc_free(npc);
return;
}
NTSTATUS make_internal_rpc_pipe_socketpair(
TALLOC_CTX *mem_ctx,
struct tevent_context *ev_ctx,
struct messaging_context *msg_ctx,
const char *pipe_name,
const struct ndr_syntax_id *syntax,
const struct tsocket_address *remote_address,
const struct tsocket_address *local_address,
const struct auth_session_info *session_info,
struct npa_state **pnpa)
{
TALLOC_CTX *tmp_ctx = talloc_stackframe();
struct named_pipe_client *npc;
struct tevent_req *subreq;
struct npa_state *npa;
NTSTATUS status;
int error;
int rc;
DEBUG(4, ("Create of internal pipe %s requested\n", pipe_name));
npa = npa_state_init(tmp_ctx);
if (npa == NULL) {
status = NT_STATUS_NO_MEMORY;
goto out;
}
npa->file_type = FILE_TYPE_MESSAGE_MODE_PIPE;
npa->device_state = 0xff | 0x0400 | 0x0100;
npa->allocation_size = 4096;
npc = named_pipe_client_init(npa,
ev_ctx,
msg_ctx,
pipe_name,
NULL, /* term_fn */
npa->file_type,
npa->device_state,
npa->allocation_size,
NULL); /* private_data */
if (npc == NULL) {
status = NT_STATUS_NO_MEMORY;
goto out;
}
npa->private_data = (void*) npc;
rc = tstream_npa_socketpair(npa->file_type,
npa,
&npa->stream,
npc,
&npc->tstream);
if (rc == -1) {
status = map_nt_error_from_unix(errno);
goto out;
}
npc->remote_client_addr = tsocket_address_copy(remote_address, npc);
if (npc->remote_client_addr == NULL) {
status = NT_STATUS_NO_MEMORY;
goto out;
}
npc->remote_client_name = tsocket_address_inet_addr_string(npc->remote_client_addr,
npc);
if (npc->remote_client_name == NULL) {
status = NT_STATUS_NO_MEMORY;
goto out;
}
npc->local_server_addr = tsocket_address_copy(local_address, npc);
if (npc->local_server_addr == NULL) {
status = NT_STATUS_NO_MEMORY;
goto out;
}
npc->local_server_name = tsocket_address_inet_addr_string(
npc->local_server_addr, npc);
if (npc->local_server_name == NULL) {
status = NT_STATUS_NO_MEMORY;
goto out;
}
npc->session_info = copy_session_info(npc, session_info);
if (npc->session_info == NULL) {
status = NT_STATUS_NO_MEMORY;
goto out;
}
rc = make_server_pipes_struct(npc,
npc->msg_ctx,
npc->pipe_name,
NCACN_NP,
npc->remote_client_addr,
npc->local_server_addr,
npc->session_info,
&npc->p,
&error);
if (rc == -1) {
status = map_nt_error_from_unix(error);
goto out;
}
npc->write_queue = tevent_queue_create(npc, "npa_server_write_queue");
if (npc->write_queue == NULL) {
status = NT_STATUS_NO_MEMORY;
goto out;
}
subreq = dcerpc_read_ncacn_packet_send(npc, npc->ev, npc->tstream);
if (subreq == NULL) {
DEBUG(2, ("Failed to start receiving packets\n"));
status = NT_STATUS_PIPE_BROKEN;
goto out;
}
tevent_req_set_callback(subreq, named_pipe_packet_process, npc);
*pnpa = talloc_steal(mem_ctx, npa);
status = NT_STATUS_OK;
out:
talloc_free(tmp_ctx);
return status;
}
