Function process_alternates_response

http-walker.c:203–342

}

static void process_alternates_response(void *callback_data)
{
	struct alternates_request *alt_req =
		(struct alternates_request *)callback_data;
	struct walker *walker = alt_req->walker;
	struct walker_data *cdata = walker->data;
	struct active_request_slot *slot = alt_req->slot;
	struct alt_base *tail = cdata->alt;
	const char *base = alt_req->base;
	const char null_byte = '\0';
	char *data;
	int i = 0;

	normalize_curl_result(&slot->curl_result, slot->http_code,
			      curl_errorstr, sizeof(curl_errorstr));

	if (alt_req->http_specific) {
		if (slot->curl_result != CURLE_OK ||
		    !alt_req->buffer->len) {

			/* Try reusing the slot to get non-http alternates */
			alt_req->http_specific = 0;
			strbuf_reset(alt_req->url);
			strbuf_addf(alt_req->url, "%s/objects/info/alternates",
				    base);
			curl_easy_setopt(slot->curl, CURLOPT_URL,
					 alt_req->url->buf);
			active_requests++;
			slot->in_use = 1;
			if (slot->finished)
				(*slot->finished) = 0;
			if (!start_active_slot(slot)) {
				cdata->got_alternates = -1;
				slot->in_use = 0;
				if (slot->finished)
					(*slot->finished) = 1;
			}
			return;
		}
	} else if (slot->curl_result != CURLE_OK) {
		if (!missing_target(slot)) {
			cdata->got_alternates = -1;
			return;
		}
	}

	fwrite_buffer((char *)&null_byte, 1, 1, alt_req->buffer);
	alt_req->buffer->len--;
	data = alt_req->buffer->buf;

	while (i < alt_req->buffer->len) {
		int posn = i;
		while (posn < alt_req->buffer->len && data[posn] != '\n')
			posn++;
		if (data[posn] == '\n') {
			int okay = 0;
			int serverlen = 0;
			struct alt_base *newalt;