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example: simplify

This commit is contained in:
Fedor Indutny 2016-05-27 22:07:58 -04:00
parent 3523bbda22
commit 6a1f2335d9
1 changed files with 17 additions and 38 deletions
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55
example/src/main.c
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@ -1,4 +1,3 @@
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@ -9,6 +8,9 @@
/* Declaration of `middle_methods` */
#include "middle.h"
#define CHECK(V) if ((V) != 0) abort()
#define CHECK_ALLOC(V) if ((V) == NULL) abort()
typedef struct client_s client_t;
static uv_tcp_t server;
@ -45,65 +47,42 @@ static void read_cb(uv_link_observer_t* observer,
static void connection_cb(uv_stream_t* s, int status) {
int err;
client_t* client;
client = malloc(sizeof(*client));
assert(client != NULL);
CHECK_ALLOC(client = malloc(sizeof(*client)));
err = uv_tcp_init(uv_default_loop(), &client->tcp);
assert(err == 0);
CHECK(uv_tcp_init(uv_default_loop(), &client->tcp));
CHECK(uv_accept(s, (uv_stream_t*) &client->tcp));
err = uv_accept(s, (uv_stream_t*) &client->tcp);
assert(err == 0);
err = uv_link_source_init(&client->source, (uv_stream_t*) &client->tcp);
assert(err == 0);
err = uv_link_init(&client->middle, &middle_methods);
assert(err == 0);
err = uv_link_chain(&client->source.link, &client->middle);
assert(err == 0);
err = uv_link_observer_init(&client->observer);
assert(err == 0);
err = uv_link_chain(&client->middle, &client->observer.link);
assert(err == 0);
CHECK(uv_link_source_init(&client->source, (uv_stream_t*) &client->tcp));
CHECK(uv_link_init(&client->middle, &middle_methods));
CHECK(uv_link_chain(&client->source.link, &client->middle));
CHECK(uv_link_observer_init(&client->observer));
CHECK(uv_link_chain(&client->middle, &client->observer.link));
client->observer.read_cb = read_cb;
client->observer.link.data = client;
err = uv_link_read_start(&client->observer.link);
assert(err == 0);
CHECK(uv_link_read_start(&client->observer.link));
}
int main() {
static const int kBacklog = 128;
int err;
uv_loop_t* loop;
struct sockaddr_in addr;
loop = uv_default_loop();
err = uv_tcp_init(loop, &server);
assert(err == 0);
err = uv_ip4_addr("0.0.0.0", 9000, &addr);
assert(err == 0);
err = uv_tcp_bind(&server, (struct sockaddr*) &addr, 0);
assert(err == 0);
CHECK(uv_tcp_init(loop, &server));
CHECK(uv_ip4_addr("0.0.0.0", 9000, &addr));
CHECK(uv_tcp_bind(&server, (struct sockaddr*) &addr, 0));
fprintf(stderr, "Listening on 0.0.0.0:9000\n");
err = uv_listen((uv_stream_t*) &server, kBacklog, connection_cb);
err = uv_run(loop, UV_RUN_DEFAULT);
assert(err == 0);
CHECK(uv_listen((uv_stream_t*) &server, kBacklog, connection_cb));
CHECK(uv_run(loop, UV_RUN_DEFAULT));
return 0;
}