Function upload_pack

upload-pack.c:1401–1470

}

void upload_pack(const int advertise_refs, const int stateless_rpc,
		 const int timeout)
{
	struct packet_reader reader;
	struct upload_pack_data data;

	upload_pack_data_init(&data);
	get_upload_pack_config(the_repository, &data);

	data.stateless_rpc = stateless_rpc;
	data.timeout = timeout;
	if (data.timeout)
		data.daemon_mode = 1;

	refs_head_ref_namespaced(get_main_ref_store(the_repository),
				 find_symref, &data.symref);

	if (advertise_refs || !data.stateless_rpc) {
		reset_timeout(data.timeout);
		if (advertise_refs)
			data.no_done = 1;
		refs_head_ref_namespaced(get_main_ref_store(the_repository),
					 send_ref, &data);
		for_each_namespaced_ref_1(send_ref, &data);
		if (!data.sent_capabilities) {
			struct reference ref = {
				.name = "capabilities^{}",
				.oid = null_oid(the_hash_algo),
			};

			write_v0_ref(&data, &ref, ref.name);
		}
		/*
		 * fflush stdout before calling advertise_shallow_grafts because send_ref
		 * uses stdio.
		 */
		fflush_or_die(stdout);
		advertise_shallow_grafts(1);
		packet_flush(1);
	} else {
		refs_head_ref_namespaced(get_main_ref_store(the_repository),
					 check_ref, &data);
		for_each_namespaced_ref_1(check_ref, &data);
	}

	if (!advertise_refs) {
		packet_reader_init(&reader, 0, NULL, 0,
				   PACKET_READ_CHOMP_NEWLINE |
				   PACKET_READ_DIE_ON_ERR_PACKET);

		receive_needs(&data, &reader);

		/*
		 * An EOF at this exact point in negotiation should be
		 * acceptable from stateless clients as they will consume the
		 * shallow list before doing subsequent rpc with haves/etc.
		 */
		if (data.stateless_rpc)