example.c

#include "netw.h"

static void
on_recv(
  void *in_userdata,
  void const *in_data,
  size_t in_bytes,
  int in_error,
  struct netw_header const *in_header)
{
	// in_error is the HTTP status code. 200 signals success.
	if (in_error == 200)
	{
		// in_data now contains the homepage of github
	}

	// in_userdata is a pointer to wait in main().
	// Since we are done, set it to 0 for main() to exit.
	*((int *)in_userdata) = 0;
}

int
main(void)
{
	// initialize netw
	if (!netw_init())
	{
		return -1;
	}

	// send a request to fetch the homepage of github and get notified
	// via the callback on_recv when finished.
	int wait = 1;
	char const url[] = "https://github.com";
	netw_request(NETW_VERB_GET, url, NULL, NULL, 0, on_recv, &wait);

	// wait until on_recv gives the all-clear
	while (wait)
	{
		// sleep
	}

	// clean-up
	netw_deinit();
}