diff options
Diffstat (limited to 'third-party/libuv/src/unix/pipe.c')
| -rw-r--r-- | third-party/libuv/src/unix/pipe.c | 216 |
1 files changed, 0 insertions, 216 deletions
diff --git a/third-party/libuv/src/unix/pipe.c b/third-party/libuv/src/unix/pipe.c deleted file mode 100644 index fd4afb6370..0000000000 --- a/third-party/libuv/src/unix/pipe.c +++ /dev/null @@ -1,216 +0,0 @@ -/* Copyright Joyent, Inc. and other Node contributors. All rights reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#include "uv.h" -#include "internal.h" - -#include <assert.h> -#include <errno.h> -#include <string.h> -#include <sys/un.h> -#include <unistd.h> -#include <stdlib.h> - - -int uv_pipe_init(uv_loop_t* loop, uv_pipe_t* handle, int ipc) { - uv__stream_init(loop, (uv_stream_t*)handle, UV_NAMED_PIPE); - handle->shutdown_req = NULL; - handle->connect_req = NULL; - handle->pipe_fname = NULL; - handle->ipc = ipc; - return 0; -} - - -int uv_pipe_bind(uv_pipe_t* handle, const char* name) { - struct sockaddr_un saddr; - const char* pipe_fname; - int sockfd; - int bound; - int err; - - pipe_fname = NULL; - sockfd = -1; - bound = 0; - err = -EINVAL; - - /* Already bound? */ - if (uv__stream_fd(handle) >= 0) - return -EINVAL; - - /* Make a copy of the file name, it outlives this function's scope. */ - pipe_fname = strdup(name); - if (pipe_fname == NULL) { - err = -ENOMEM; - goto out; - } - - /* We've got a copy, don't touch the original any more. */ - name = NULL; - - err = uv__socket(AF_UNIX, SOCK_STREAM, 0); - if (err < 0) - goto out; - sockfd = err; - - memset(&saddr, 0, sizeof saddr); - strncpy(saddr.sun_path, pipe_fname, sizeof(saddr.sun_path) - 1); - saddr.sun_path[sizeof(saddr.sun_path) - 1] = '\0'; - saddr.sun_family = AF_UNIX; - - if (bind(sockfd, (struct sockaddr*)&saddr, sizeof saddr)) { - err = -errno; - /* Convert ENOENT to EACCES for compatibility with Windows. */ - if (err == -ENOENT) - err = -EACCES; - goto out; - } - bound = 1; - - /* Success. */ - handle->pipe_fname = pipe_fname; /* Is a strdup'ed copy. */ - handle->io_watcher.fd = sockfd; - return 0; - -out: - if (bound) { - /* unlink() before uv__close() to avoid races. */ - assert(pipe_fname != NULL); - unlink(pipe_fname); - } - uv__close(sockfd); - free((void*)pipe_fname); - return err; -} - - -int uv_pipe_listen(uv_pipe_t* handle, int backlog, uv_connection_cb cb) { - if (uv__stream_fd(handle) == -1) - return -EINVAL; - - if (listen(uv__stream_fd(handle), backlog)) - return -errno; - - handle->connection_cb = cb; - handle->io_watcher.cb = uv__server_io; - uv__io_start(handle->loop, &handle->io_watcher, UV__POLLIN); - return 0; -} - - -void uv__pipe_close(uv_pipe_t* handle) { - if (handle->pipe_fname) { - /* - * Unlink the file system entity before closing the file descriptor. - * Doing it the other way around introduces a race where our process - * unlinks a socket with the same name that's just been created by - * another thread or process. - */ - unlink(handle->pipe_fname); - free((void*)handle->pipe_fname); - handle->pipe_fname = NULL; - } - - uv__stream_close((uv_stream_t*)handle); -} - - -int uv_pipe_open(uv_pipe_t* handle, uv_file fd) { -#if defined(__APPLE__) - int err; - - err = uv__stream_try_select((uv_stream_t*) handle, &fd); - if (err) - return err; -#endif /* defined(__APPLE__) */ - - return uv__stream_open((uv_stream_t*)handle, - fd, - UV_STREAM_READABLE | UV_STREAM_WRITABLE); -} - - -void uv_pipe_connect(uv_connect_t* req, - uv_pipe_t* handle, - const char* name, - uv_connect_cb cb) { - struct sockaddr_un saddr; - int new_sock; - int err; - int r; - - new_sock = (uv__stream_fd(handle) == -1); - err = -EINVAL; - - if (new_sock) { - err = uv__socket(AF_UNIX, SOCK_STREAM, 0); - if (err < 0) - goto out; - handle->io_watcher.fd = err; - } - - memset(&saddr, 0, sizeof saddr); - strncpy(saddr.sun_path, name, sizeof(saddr.sun_path) - 1); - saddr.sun_path[sizeof(saddr.sun_path) - 1] = '\0'; - saddr.sun_family = AF_UNIX; - - do { - r = connect(uv__stream_fd(handle), - (struct sockaddr*)&saddr, sizeof saddr); - } - while (r == -1 && errno == EINTR); - - if (r == -1 && errno != EINPROGRESS) { - err = -errno; - goto out; - } - - err = 0; - if (new_sock) { - err = uv__stream_open((uv_stream_t*)handle, - uv__stream_fd(handle), - UV_STREAM_READABLE | UV_STREAM_WRITABLE); - } - - if (err == 0) - uv__io_start(handle->loop, &handle->io_watcher, UV__POLLIN | UV__POLLOUT); - -out: - handle->delayed_error = err; - handle->connect_req = req; - - uv__req_init(handle->loop, req, UV_CONNECT); - req->handle = (uv_stream_t*)handle; - req->cb = cb; - QUEUE_INIT(&req->queue); - - /* Force callback to run on next tick in case of error. */ - if (err) - uv__io_feed(handle->loop, &handle->io_watcher); - - /* Mimic the Windows pipe implementation, always - * return 0 and let the callback handle errors. - */ -} - - -void uv_pipe_pending_instances(uv_pipe_t* handle, int count) { -} |