project skeleton

main.c

@@ -0,0 +1,80 @@
+#define _GNU_SOURCE
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <uv.h>
+#include <pthread.h>
+#include "client.h"
+
+uv_loop_t *loop;
+
+void alloc_buffer(uv_handle_t *handle, size_t suggested_size, uv_buf_t *buf)
+{
+	(void)handle;
+	buf->base = (char*) malloc(suggested_size);
+	buf->len = suggested_size;
+}
+
+void echo_write(uv_write_t *req, int status)
+{
+	if (status) {
+		fprintf(stderr, "Write error %s\n", uv_strerror(status));
+	}
+	free(req);
+}
+
+void on_close(uv_handle_t *handle)
+{
+	free(handle);
+}
+
+void on_read(uv_stream_t *client, ssize_t nread, const uv_buf_t *buf)
+{
+	if (nread > 0) {
+		uv_write_t *req = (uv_write_t *) malloc(sizeof(uv_write_t));
+		uv_buf_t wrbuf = uv_buf_init(buf->base, nread);
+		uv_write(req, client, &wrbuf, 1, echo_write);
+	}
+	if (nread < 0) {
+		if (nread != UV_EOF)
+			fprintf(stderr, "Read error %s\n", uv_err_name(nread));
+		uv_close((uv_handle_t*) client, on_close);
+	}
+	free(buf->base);
+}
+
+void on_new_connection(uv_stream_t *server, int status)
+{
+	if (status < 0) {
+		fprintf(stderr, "New connection error %s\n", uv_strerror(status));
+		return;
+	}
+
+	struct client *client = malloc(sizeof(struct client));
+	uv_tcp_init(loop, &client->handle);
+	if (uv_accept(server, (uv_stream_t*) &client->handle) == 0) {
+		uv_read_start((uv_stream_t*) &client->handle, alloc_buffer, on_read);
+	} else {
+		uv_close((uv_handle_t*) &client->handle, on_close);
+	}
+}
+
+int main()
+{
+	loop = uv_default_loop();
+
+	uv_tcp_t server;
+	uv_tcp_init(loop, &server);
+
+	struct sockaddr_in addr;
+	uv_ip4_addr("0.0.0.0", 7000, &addr);
+
+	uv_tcp_bind(&server, (const struct sockaddr*)&addr, 0);
+	int r = uv_listen((uv_stream_t*) &server, 128, on_new_connection);
+
+	if (r) {
+		fprintf(stderr, "Listen error %s\n", uv_strerror(r));
+		return 1;
+	}
+	return uv_run(loop, UV_RUN_DEFAULT);
+}