wget2/examples/quic_write_read.c

/**
 * Demostrate write and read using QUIC stack with a QUIC echo
 * server set up at local host.
*/

#include <wget.h>
#include <string.h>

int main(void) {
	int ret;
	const uint16_t port = 5556;
	const char *hostname = "localhost";

	wget_logger_set_stream(wget_get_logger(WGET_LOGGER_DEBUG), stderr);
	wget_logger_set_stream(wget_get_logger(WGET_LOGGER_ERROR), stderr);
	wget_logger_set_stream(wget_get_logger(WGET_LOGGER_INFO), stdout);

	wget_quic *quic = wget_quic_init();
	if (!quic) {
		fprintf(stderr, "Error in wget_quic_init()\n");
		return -1;
	}

	const char *key_path = "/home/hmk/wget2/examples/credentials/ca.pem";
	wget_ssl_set_config_string(WGET_SSL_CA_FILE, key_path);
	wget_quic_set_ssl_hostname(quic, hostname);


	ret = wget_quic_connect(quic, hostname, port);
	if (ret < 0) {
		fprintf(stderr, "Error in wget_quic_connect()\n");
		wget_quic_deinit(&quic);
		return 1;
	}

	wget_quic_stream *stream = wget_quic_stream_init_bidirectional(quic);
	if (!stream) {
		fprintf(stderr, "ERROR: wget_quic_stream_init_bidirectional\n");
		return 1;
	}

	const char *data = "Hello World!";
	ret = wget_quic_stream_push(stream, data, strlen(data), REQUEST_BYTE);
	if (ret <= 0) {
		fprintf(stderr, "ERROR: wget_quic_stream_push\n");
		return 1;
	}

	while (1) {
		ret = wget_quic_rw_once(quic, stream);
		if (ret < 0)
		    break;
	}

	return ret;
}