static int couv_is_readable(lua_State *L) {
uv_stream_t *handle;
handle = couvL_checkudataclass(L, 1, COUV_STREAM_MTBL_NAME);
lua_pushboolean(L, uv_is_readable(handle));
return 1;
}
static void send_recv_start() {
int r;
ASSERT(1 == uv_is_readable((uv_stream_t*)&ctx2.channel));
ASSERT(1 == uv_is_writable((uv_stream_t*)&ctx2.channel));
ASSERT(0 == uv_is_closing((uv_handle_t*)&ctx2.channel));
r = uv_read_start((uv_stream_t*)&ctx2.channel, alloc_cb, read_cb);
ASSERT(r == 0);
}
static PyObject *
Stream_readable_get(Stream *self, void *closure)
{
UNUSED_ARG(closure);
RAISE_IF_HANDLE_NOT_INITIALIZED(self, NULL);
return PyBool_FromLong((long)uv_is_readable((uv_stream_t *)UV_HANDLE(self)));
}
int ipc_helper_tcp_connection(void) {
/*
* This is launched from test-ipc.c. stdin is a duplex channel
* over which a handle will be transmitted.
*/
int r;
struct sockaddr_in addr;
uv_os_fd_t stdin_handle = uv_convert_fd_to_handle(0);
r = uv_pipe_init(uv_default_loop(), &channel, 1);
ASSERT(r == 0);
uv_pipe_open(&channel, stdin_handle);
ASSERT(1 == uv_is_readable((uv_stream_t*) &channel));
ASSERT(1 == uv_is_writable((uv_stream_t*) &channel));
ASSERT(0 == uv_is_closing((uv_handle_t*) &channel));
r = uv_tcp_init(uv_default_loop(), &tcp_server);
ASSERT(r == 0);
ASSERT(0 == uv_ip4_addr("0.0.0.0", TEST_PORT, &addr));
r = uv_tcp_bind(&tcp_server, (const struct sockaddr*) &addr, 0);
ASSERT(r == 0);
r = uv_listen((uv_stream_t*)&tcp_server, BACKLOG, ipc_on_connection_tcp_conn);
ASSERT(r == 0);
/* Make a connection to the server */
r = uv_tcp_init(uv_default_loop(), &conn.conn);
ASSERT(r == 0);
ASSERT(0 == uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
r = uv_tcp_connect(&conn.conn_req,
(uv_tcp_t*) &conn.conn,
(const struct sockaddr*) &addr,
connect_child_process_cb);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(tcp_conn_read_cb_called == 1);
ASSERT(tcp_conn_write_cb_called == 1);
ASSERT(close_cb_called == 4);
MAKE_VALGRIND_HAPPY();
return 0;
}
int ipc_helper(int listen_after_write) {
/*
* This is launched from test-ipc.c. stdin is a duplex channel that we
* over which a handle will be transmitted.
*/
struct sockaddr_in addr;
uv_write_t write_req;
int r;
uv_buf_t buf;
uv_os_fd_t stdin_handle = uv_convert_fd_to_handle(0);
ASSERT(0 == uv_ip4_addr("0.0.0.0", TEST_PORT, &addr));
r = uv_pipe_init(uv_default_loop(), &channel, 1);
ASSERT(r == 0);
uv_pipe_open(&channel, stdin_handle);
ASSERT(1 == uv_is_readable((uv_stream_t*) &channel));
ASSERT(1 == uv_is_writable((uv_stream_t*) &channel));
ASSERT(0 == uv_is_closing((uv_handle_t*) &channel));
r = uv_tcp_init(uv_default_loop(), &tcp_server);
ASSERT(r == 0);
r = uv_tcp_bind(&tcp_server, (const struct sockaddr*) &addr, 0);
ASSERT(r == 0);
if (!listen_after_write) {
r = uv_listen((uv_stream_t*)&tcp_server, BACKLOG, ipc_on_connection);
ASSERT(r == 0);
}
buf = uv_buf_init("hello\n", 6);
r = uv_write2(&write_req, (uv_stream_t*)&channel, &buf, 1,
(uv_stream_t*)&tcp_server, NULL);
ASSERT(r == 0);
if (listen_after_write) {
r = uv_listen((uv_stream_t*)&tcp_server, BACKLOG, ipc_on_connection);
ASSERT(r == 0);
}
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(connection_accepted == 1);
ASSERT(close_cb_called == 3);
MAKE_VALGRIND_HAPPY();
return 0;
}
int ipc_helper_closed_handle(void) {
int r;
struct sockaddr_in addr;
uv_write_t write_req;
uv_write_t write_req2;
uv_buf_t buf;
char buffer[LARGE_SIZE];
r = uv_pipe_init(uv_default_loop(), &channel, 1);
ASSERT(r == 0);
uv_pipe_open(&channel, 0);
ASSERT(1 == uv_is_readable((uv_stream_t*) &channel));
ASSERT(1 == uv_is_writable((uv_stream_t*) &channel));
ASSERT(0 == uv_is_closing((uv_handle_t*) &channel));
memset(buffer, '.', LARGE_SIZE);
buf = uv_buf_init(buffer, LARGE_SIZE);
r = uv_tcp_init(uv_default_loop(), &tcp_server);
ASSERT(r == 0);
ASSERT(0 == uv_ip4_addr("0.0.0.0", TEST_PORT, &addr));
r = uv_tcp_bind(&tcp_server, (const struct sockaddr*) &addr, 0);
ASSERT(r == 0);
r = uv_write(&write_req,
(uv_stream_t*)&channel,
&buf,
1,
closed_handle_large_write_cb);
ASSERT(r == 0);
r = uv_write2(&write_req2,
(uv_stream_t*)&channel,
&buf,
1,
(uv_stream_t*)&tcp_server,
closed_handle_write_cb);
ASSERT(r == 0);
uv_close((uv_handle_t*)&tcp_server, NULL);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
MAKE_VALGRIND_HAPPY();
return 0;
}
static int ipc_helper(int listen_after_write) {
/*
* This is launched from test-ipc.c. stdin is a duplex channel that we
* over which a handle will be transmitted. In this initial version only
* data is transfered over the channel. XXX edit this comment after handle
* transfer is added.
*/
uv_write_t write_req;
int r;
uv_buf_t buf;
r = uv_pipe_init(uv_default_loop(), &channel, 1);
ASSERT(r == 0);
uv_pipe_open(&channel, 0);
ASSERT(uv_is_readable(&channel));
ASSERT(uv_is_writable(&channel));
r = uv_tcp_init(uv_default_loop(), &tcp_server);
ASSERT(r == 0);
r = uv_tcp_bind(&tcp_server, uv_ip4_addr("0.0.0.0", TEST_PORT));
ASSERT(r == 0);
if (!listen_after_write) {
r = uv_listen((uv_stream_t*)&tcp_server, 12, ipc_on_connection);
ASSERT(r == 0);
}
buf = uv_buf_init("hello\n", 6);
r = uv_write2(&write_req, (uv_stream_t*)&channel, &buf, 1,
(uv_stream_t*)&tcp_server, NULL);
ASSERT(r == 0);
if (listen_after_write) {
r = uv_listen((uv_stream_t*)&tcp_server, 12, ipc_on_connection);
ASSERT(r == 0);
}
r = uv_run(uv_default_loop());
ASSERT(r == 0);
ASSERT(connection_accepted == 1);
ASSERT(close_cb_called == 3);
return 0;
}
int ipc_helper(int listen_after_write) {
/*
* This is launched from test-ipc.c. stdin is a duplex channel that we
* over which a handle will be transmitted.
*/
uv_write_t write_req;
int r;
uv_buf_t buf;
r = uv_pipe_init(uv_default_loop(), &channel, 1);
ASSERT(r == 0);
uv_pipe_open(&channel, 0);
ASSERT(uv_is_readable((uv_stream_t*) &channel));
ASSERT(uv_is_writable((uv_stream_t*) &channel));
ASSERT(!uv_is_closing((uv_handle_t*) &channel));
r = uv_tcp_init(uv_default_loop(), &tcp_server);
ASSERT(r == 0);
r = uv_tcp_bind(&tcp_server, uv_ip4_addr("0.0.0.0", TEST_PORT));
ASSERT(r == 0);
if (!listen_after_write) {
r = uv_listen((uv_stream_t*)&tcp_server, 12, ipc_on_connection);
ASSERT(r == 0);
}
buf = uv_buf_init("hello\n", 6);
r = uv_write2(&write_req, (uv_stream_t*)&channel, &buf, 1,
(uv_stream_t*)&tcp_server, NULL);
ASSERT(r == 0);
if (listen_after_write) {
r = uv_listen((uv_stream_t*)&tcp_server, 12, ipc_on_connection);
ASSERT(r == 0);
}
r = uv_run(uv_default_loop());
ASSERT(r == 0);
ASSERT(connection_accepted == 1);
ASSERT(close_cb_called == 3);
MAKE_VALGRIND_HAPPY();
return 0;
}
static void pinger_on_connect(uv_connect_t *req, int status) {
pinger_t *pinger = (pinger_t*)req->handle->data;
pinger_on_connect_count++;
ASSERT(status == 0);
ASSERT(uv_is_readable(req->handle));
ASSERT(uv_is_writable(req->handle));
ASSERT(!uv_is_closing((uv_handle_t *)req->handle));
pinger_write_ping(pinger);
uv_read_start((uv_stream_t*)(req->handle), alloc_cb, pinger_read_cb);
}
int ipc_helper_bind_twice(void) {
/*
* This is launched from test-ipc.c. stdin is a duplex channel
* over which two handles will be transmitted.
*/
struct sockaddr_in addr;
uv_write_t write_req;
uv_write_t write_req2;
int r;
uv_buf_t buf;
uv_os_fd_t stdin_handle = uv_convert_fd_to_handle(0);
ASSERT(0 == uv_ip4_addr("0.0.0.0", TEST_PORT, &addr));
r = uv_pipe_init(uv_default_loop(), &channel, 1);
ASSERT(r == 0);
uv_pipe_open(&channel, stdin_handle);
ASSERT(1 == uv_is_readable((uv_stream_t*) &channel));
ASSERT(1 == uv_is_writable((uv_stream_t*) &channel));
ASSERT(0 == uv_is_closing((uv_handle_t*) &channel));
buf = uv_buf_init("hello\n", 6);
r = uv_tcp_init(uv_default_loop(), &tcp_server);
ASSERT(r == 0);
r = uv_tcp_init(uv_default_loop(), &tcp_server2);
ASSERT(r == 0);
r = uv_tcp_bind(&tcp_server, (const struct sockaddr*) &addr, 0);
ASSERT(r == 0);
r = uv_tcp_bind(&tcp_server2, (const struct sockaddr*) &addr, 0);
ASSERT(r == 0);
r = uv_write2(&write_req, (uv_stream_t*)&channel, &buf, 1,
(uv_stream_t*)&tcp_server, NULL);
ASSERT(r == 0);
r = uv_write2(&write_req2, (uv_stream_t*)&channel, &buf, 1,
(uv_stream_t*)&tcp_server2, NULL);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
MAKE_VALGRIND_HAPPY();
return 0;
}
int ipc_helper_tcp_connection() {
/*
* This is launched from test-ipc.c. stdin is a duplex channel that we
* over which a handle will be transmitted.
*/
int r;
struct sockaddr_in addr;
r = uv_pipe_init(uv_default_loop(), &channel, 1);
ASSERT(r == 0);
uv_pipe_open(&channel, 0);
ASSERT(uv_is_readable((uv_stream_t*)&channel));
ASSERT(uv_is_writable((uv_stream_t*)&channel));
ASSERT(!uv_is_closing((uv_handle_t*)&channel));
r = uv_tcp_init(uv_default_loop(), &tcp_server);
ASSERT(r == 0);
r = uv_tcp_bind(&tcp_server, uv_ip4_addr("0.0.0.0", TEST_PORT));
ASSERT(r == 0);
r = uv_listen((uv_stream_t*)&tcp_server, 12, ipc_on_connection_tcp_conn);
ASSERT(r == 0);
/* Make a connection to the server */
r = uv_tcp_init(uv_default_loop(), &conn.conn);
ASSERT(r == 0);
addr = uv_ip4_addr("127.0.0.1", TEST_PORT);
r = uv_tcp_connect(&conn.conn_req, (uv_tcp_t*)&conn.conn, addr, connect_child_process_cb);
ASSERT(r == 0);
r = uv_run(uv_default_loop());
ASSERT(r == 0);
ASSERT(tcp_conn_read_cb_called == 1);
ASSERT(tcp_conn_write_cb_called == 1);
ASSERT(close_cb_called == 4);
MAKE_VALGRIND_HAPPY();
return 0;
}
/* stdin is a duplex channel over which a handle is sent.
* We receive it and send it back where it came from.
*/
int ipc_send_recv_helper(void) {
int r;
memset(&ctx, 0, sizeof(ctx));
r = uv_pipe_init(uv_default_loop(), &ctx.channel, 1);
ASSERT(r == 0);
uv_pipe_open(&ctx.channel, 0);
ASSERT(1 == uv_is_readable((uv_stream_t*)&ctx.channel));
ASSERT(1 == uv_is_writable((uv_stream_t*)&ctx.channel));
ASSERT(0 == uv_is_closing((uv_handle_t*)&ctx.channel));
r = uv_read2_start((uv_stream_t*)&ctx.channel, alloc_cb, read2_cb);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
MAKE_VALGRIND_HAPPY();
return 0;
}
void uv__stream_osx_select(void* arg) {
uv_stream_t* stream;
uv__stream_select_t* s;
char buf[1024];
fd_set sread;
fd_set swrite;
fd_set serror;
int events;
int fd;
int r;
int max_fd;
stream = arg;
s = stream->select;
fd = stream->io_watcher.fd;
if (fd > s->int_fd)
max_fd = fd;
else
max_fd = s->int_fd;
while (1) {
/* Terminate on semaphore */
if (uv_sem_trywait(&s->sem) == 0)
break;
/* Watch fd using select(2) */
FD_ZERO(&sread);
FD_ZERO(&swrite);
FD_ZERO(&serror);
if (uv_is_readable(stream))
FD_SET(fd, &sread);
if (uv_is_writable(stream))
FD_SET(fd, &swrite);
FD_SET(fd, &serror);
FD_SET(s->int_fd, &sread);
/* Wait indefinitely for fd events */
r = select(max_fd + 1, &sread, &swrite, &serror, NULL);
if (r == -1) {
if (errno == EINTR)
continue;
/* XXX: Possible?! */
abort();
}
/* Ignore timeouts */
if (r == 0)
continue;
/* Empty socketpair's buffer in case of interruption */
if (FD_ISSET(s->int_fd, &sread))
while (1) {
r = read(s->int_fd, buf, sizeof(buf));
if (r == sizeof(buf))
continue;
if (r != -1)
break;
if (errno == EAGAIN || errno == EWOULDBLOCK)
break;
if (errno == EINTR)
continue;
abort();
}
/* Handle events */
events = 0;
if (FD_ISSET(fd, &sread))
events |= UV__POLLIN;
if (FD_ISSET(fd, &swrite))
events |= UV__POLLOUT;
if (FD_ISSET(fd, &serror))
events |= UV__POLLERR;
uv_mutex_lock(&s->mutex);
s->events |= events;
uv_mutex_unlock(&s->mutex);
if (events != 0)
uv_async_send(&s->async);
}
}
void uv__stream_osx_select(void* arg) {
uv_stream_t* stream;
uv__stream_select_t* s;
fd_set read;
fd_set write;
fd_set error;
struct timeval timeout;
int events;
int fd;
int r;
int max_fd;
stream = arg;
s = stream->select;
fd = stream->io_watcher.fd;
if (fd > s->int_fd)
max_fd = fd;
else
max_fd = s->int_fd;
while (1) {
/* Terminate on semaphore */
if (uv_sem_trywait(&s->sem) == 0)
break;
/* Watch fd using select(2) */
FD_ZERO(&read);
FD_ZERO(&write);
FD_ZERO(&error);
if (uv_is_readable(stream))
FD_SET(fd, &read);
if (uv_is_writable(stream))
FD_SET(fd, &write);
FD_SET(fd, &error);
FD_SET(s->int_fd, &read);
timeout.tv_sec = 0;
timeout.tv_usec = 250000; /* 250 ms timeout */
r = select(max_fd + 1, &read, &write, &error, &timeout);
if (r == -1) {
if (errno == EINTR)
continue;
/* XXX: Possible?! */
abort();
}
/* Ignore timeouts */
if (r == 0)
continue;
/* Handle events */
events = 0;
if (FD_ISSET(fd, &read))
events |= UV__POLLIN;
if (FD_ISSET(fd, &write))
events |= UV__POLLOUT;
if (FD_ISSET(fd, &error))
events |= UV__POLLERR;
uv_mutex_lock(&s->mutex);
s->events |= events;
uv_mutex_unlock(&s->mutex);
if (events != 0)
uv_async_send(&s->async);
}
}
static void uv__stream_osx_select(void* arg) {
uv_stream_t* stream;
uv__stream_select_t* s;
char buf[1024];
fd_set sread;
fd_set swrite;
int events;
int fd;
int r;
int max_fd;
stream = arg;
s = stream->select;
fd = s->fd;
if (fd > s->int_fd)
max_fd = fd;
else
max_fd = s->int_fd;
while (1) {
/* Terminate on semaphore */
if (uv_sem_trywait(&s->close_sem) == 0)
break;
/* Watch fd using select(2) */
FD_ZERO(&sread);
FD_ZERO(&swrite);
if (uv_is_readable(stream))
FD_SET(fd, &sread);
if (uv_is_writable(stream))
FD_SET(fd, &swrite);
FD_SET(s->int_fd, &sread);
/* Wait indefinitely for fd events */
r = select(max_fd + 1, &sread, &swrite, NULL, NULL);
if (r == -1) {
if (errno == EINTR)
continue;
/* XXX: Possible?! */
abort();
}
/* Ignore timeouts */
if (r == 0)
continue;
/* Empty socketpair's buffer in case of interruption */
if (FD_ISSET(s->int_fd, &sread))
while (1) {
r = read(s->int_fd, buf, sizeof(buf));
if (r == sizeof(buf))
continue;
if (r != -1)
break;
if (errno == EAGAIN || errno == EWOULDBLOCK)
break;
if (errno == EINTR)
continue;
abort();
}
/* Handle events */
events = 0;
if (FD_ISSET(fd, &sread))
events |= UV__POLLIN;
if (FD_ISSET(fd, &swrite))
events |= UV__POLLOUT;
assert(events != 0 || FD_ISSET(s->int_fd, &sread));
if (events != 0) {
ACCESS_ONCE(int, s->events) = events;
uv_async_send(&s->async);
uv_sem_wait(&s->async_sem);
/* Should be processed at this stage */
assert((s->events == 0) || (stream->flags & UV_CLOSING));
}
}
static int luv_is_readable(lua_State* L) {
uv_stream_t* handle = luv_check_stream(L, 1);
lua_pushboolean(L, uv_is_readable(handle));
return 1;
}
static int luv_stream_readable(lua_State* L) {
luv_object_t* self = (luv_object_t*)lua_touserdata(L, 1);
lua_pushboolean(L, uv_is_readable(&self->h.stream));
return 1;
}