mirror of
https://github.com/libuv/libuv
synced 2025-03-28 21:13:16 +00:00
147 lines
3.4 KiB
C
147 lines
3.4 KiB
C
/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#include "../oio.h"
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#include "task.h"
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#include <stdio.h>
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#include <stdlib.h>
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#define BUFSIZE 1024
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typedef struct {
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oio_handle handle;
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oio_req req;
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oio_buf buf;
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char read_buffer[BUFSIZE];
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int msg;
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} peer_t;
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oio_handle server;
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void after_write(oio_req* req);
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void after_read(oio_req* req, size_t nread);
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void try_read(peer_t* peer);
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void on_close(oio_handle* peer, oio_err err);
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void on_accept(oio_handle* handle);
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void after_write(oio_req* req) {
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peer_t* peer = (peer_t*) req->data;
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try_read(peer);
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}
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void after_read(oio_req* req, size_t nread) {
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peer_t* peer = req->data;
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if (nread == 0) {
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oio_close(req->handle);
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} else {
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peer->buf.len = nread;
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oio_req_init(&peer->req, &peer->handle, after_write);
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peer->req.data = peer;
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if (oio_write(&peer->req, &peer->buf, 1)) {
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FATAL("oio_write failed");
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}
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}
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}
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void try_read(peer_t* peer) {
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peer->buf.len = BUFSIZE;
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oio_req_init(&peer->req, &peer->handle, after_read);
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peer->req.data = peer;
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if (oio_read(&peer->req, &peer->buf, 1)) {
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FATAL("oio_read failed");
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}
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}
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void on_close(oio_handle* peer, oio_err err) {
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if (err) {
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fprintf(stdout, "Socket error\n");
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}
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}
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void on_accept(oio_handle* server) {
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peer_t* p = (peer_t*)calloc(sizeof(peer_t), 1);
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if (oio_accept(server, &p->handle, on_close, (void*)p)) {
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FATAL("oio_accept failed");
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}
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p->buf.base = (char*)&p->read_buffer;
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try_read(p);
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}
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void on_server_close(oio_handle* handle, oio_err err) {
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ASSERT(handle == &server);
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ASSERT(!err);
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}
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int echo_start(int port) {
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struct sockaddr_in addr = oio_ip4_addr("0.0.0.0", port);
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int r;
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r = oio_tcp_init(&server, on_server_close, NULL);
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if (r) {
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/* TODO: Error codes */
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fprintf(stderr, "Socket creation error\n");
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return 1;
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}
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r = oio_bind(&server, (struct sockaddr*) &addr);
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if (r) {
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/* TODO: Error codes */
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fprintf(stderr, "Bind error\n");
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return 1;
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}
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r = oio_listen(&server, 128, on_accept);
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if (r) {
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/* TODO: Error codes */
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fprintf(stderr, "Listen error\n");
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return 1;
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}
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return 0;
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}
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int echo_stop() {
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return oio_close(&server);
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}
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TEST_IMPL(echo_server) {
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oio_init();
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if (echo_start(TEST_PORT))
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return 1;
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fprintf(stderr, "Listening!\n");
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oio_run();
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return 0;
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}
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