libuhttpd/example/helloworld.c

#include <ev.h>
#include <stdio.h>
#include "uhttp.h"

static void signal_cb(struct ev_loop *loop, ev_signal *w, int revents)
{
	printf("Got signal: %d\n", w->signum);
	ev_break(loop, EVBREAK_ALL);
}

void route_test(struct uh_connection *con)
{
	struct uh_value *url = uh_get_url(con);
	struct uh_value *header_host = uh_get_header(con, "Host");
	struct uh_value *header_ua = uh_get_header(con, "User-Agent");
		
	uh_send_head(con, UH_STATUS_OK, -1, NULL);
	uh_printf_chunk(con, "<h1>Hello World</h1>");
	uh_printf_chunk(con, "<h1>Libuhttp v%s</h1>", uh_version());
	uh_printf_chunk(con, "<h1>Url: %.*s</h1>", (int)url->len, url->at);

	if (header_host)
		uh_printf_chunk(con, "<h1>Host: %.*s</h1>", (int)header_host->len, header_host->at);

	if (header_ua)
		uh_printf_chunk(con, "<h1>User-Agent: %.*s</h1>", (int)header_ua->len, header_ua->at);
	
	uh_send_chunk(con, NULL, 0);
}

int main(int argc, char **argv)
{
	struct ev_loop *loop = EV_DEFAULT;
	ev_signal *sig_watcher = NULL;
	struct uh_server *srv = NULL;

	uh_log_info("libuhttp version: %s\n", uh_version());

	sig_watcher = calloc(1, sizeof(ev_signal));
	if (!sig_watcher)
		return -1;
	
	ev_signal_init(sig_watcher, signal_cb, SIGINT);
	ev_signal_start(loop, sig_watcher);

	srv = uh_server_new(loop, "0.0.0.0", 8000);
	if (!srv) {
		uh_log_err("uh_server_new failed\n");
		goto err;
	}

#if (UHTTP_SSL_ENABLED)
	if (uh_ssl_init(srv, "server-cert.pem", "server-key.pem") < 0)
		goto err;
#endif

	uh_register_route(srv, "/test", route_test);
	
	uh_log_info("Listen on 8000...\n");
	
	ev_run(loop, 0);
	
err:
	free(sig_watcher);
	uh_server_free(srv);
	
	return 0;
}