Function new_direct_http_pack_request

http.c:2738–2786

}

struct http_pack_request *new_direct_http_pack_request(
	const unsigned char *packed_git_hash, char *url)
{
	off_t prev_posn = 0;
	struct http_pack_request *preq;

	CALLOC_ARRAY(preq, 1);
	strbuf_init(&preq->tmpfile, 0);

	preq->url = url;

	odb_pack_name(the_repository, &preq->tmpfile, packed_git_hash, "pack");
	strbuf_addstr(&preq->tmpfile, ".temp");
	preq->packfile = fopen(preq->tmpfile.buf, "a");
	if (!preq->packfile) {
		error("Unable to open local file %s for pack",
		      preq->tmpfile.buf);
		goto abort;
	}

	preq->slot = get_active_slot();
	preq->headers = object_request_headers();
	curl_easy_setopt(preq->slot->curl, CURLOPT_WRITEDATA, preq->packfile);
	curl_easy_setopt(preq->slot->curl, CURLOPT_WRITEFUNCTION, fwrite);
	curl_easy_setopt(preq->slot->curl, CURLOPT_URL, preq->url);
	curl_easy_setopt(preq->slot->curl, CURLOPT_HTTPHEADER, preq->headers);

	/*
	 * If there is data present from a previous transfer attempt,
	 * resume where it left off
	 */
	prev_posn = ftello(preq->packfile);
	if (prev_posn>0) {
		if (http_is_verbose)
			fprintf(stderr,
				"Resuming fetch of pack %s at byte %"PRIuMAX"\n",
				hash_to_hex(packed_git_hash),
				(uintmax_t)prev_posn);
		http_opt_request_remainder(preq->slot->curl, prev_posn);
	}

	return preq;

abort:
	strbuf_release(&preq->tmpfile);
	free(preq->url);
	free(preq);
	return NULL;
}

/* Helpers for fetching objects (loose) */
static size_t fwrite_sha1_file(char *ptr, size_t eltsize, size_t nmemb,