#include <fetch.h>
#include <stdint.h>
#include <stdlib.h>

#define BUFLEN 512

int main() {
	fetchIO *dlf = NULL;
	FILE *localf = NULL;
	size_t dl_thisfile = 0, nread = 0;
	char buffer[BUFLEN];
	const char *url = "http://mirror.aarnet.edu.au/pub/archlinux/extra/os/i686/qt-4.5.2-5-i686.pkg.tar.gz";
	const char *filename = "localfile";
	struct url_stat ust;
	int ret = 0;
	int i;

	/* libfetch does not reset the error code */
	fetchLastErrCode = 0;

	localf = fopen(filename, "wb");
	if(localf == NULL) { /* still null? */
		return 1;
	}
	dlf = fetchXGetURL(url, &ust, "");

	if(fetchLastErrCode != 0 || dlf == NULL) {
		ret = 1;
		goto cleanup;
	}

	while((nread = fetchIO_read(dlf, buffer, BUFLEN)) > 0) {
		size_t nwritten = 0;
		nwritten = fwrite(buffer, 1, nread, localf);
		if((nwritten != nread) || ferror(localf)) {
			ret = 1;
			goto cleanup;
		}
		dl_thisfile += nread;
	}

	for(i = 2; i <= 4096; i *=2) { malloc(i); };

	/* did the transfer complete normally? */
	if (ust.size != -1 && dl_thisfile < ust.size) {
		printf("%s appears to be truncated: %jd/%jd bytes\n", filename,
				(intmax_t)dl_thisfile, (intmax_t)ust.size);
		ret = -1;
		goto cleanup;
	}

cleanup:
	if(localf) {
		fclose(localf);
		localf = NULL;
	}
	if(dlf) {
		fetchIO_close(dlf);
		dlf = NULL;
	}

	return ret;
}