1 files changed, 26 insertions, 11 deletions

diff --git a/upload-pack.c b/upload-pack.c
index 87b4d32a6e..87c6722ea5 100644
--- a/upload-pack.c
+++ b/upload-pack.c
@@ -444,7 +444,7 @@ static int get_common_commits(void)
 				break;
 			default:
 				got_common = 1;
-				memcpy(last_hex, oid_to_hex(&oid), 41);
+				oid_to_hex_r(last_hex, &oid);
 				if (multi_ack == 2)
 					packet_write_fmt(1, "ACK %s common\n", last_hex);
 				else if (multi_ack)
@@ -486,7 +486,7 @@ static int do_reachable_revlist(struct child_process *cmd,
 		"rev-list", "--stdin", NULL,
 	};
 	struct object *o;
-	char namebuf[42]; /* ^ + SHA-1 + LF */
+	char namebuf[GIT_MAX_HEXSZ + 2]; /* ^ + hash + LF */
 	int i;
 
 	cmd->argv = argv;
@@ -555,15 +555,17 @@ static int get_reachable_list(struct object_array *src,
 	struct child_process cmd = CHILD_PROCESS_INIT;
 	int i;
 	struct object *o;
-	char namebuf[42]; /* ^ + SHA-1 + LF */
+	char namebuf[GIT_MAX_HEXSZ + 2]; /* ^ + hash + LF */
+	const unsigned hexsz = the_hash_algo->hexsz;
 
 	if (do_reachable_revlist(&cmd, src, reachable) < 0)
 		return -1;
 
-	while ((i = read_in_full(cmd.out, namebuf, 41)) == 41) {
+	while ((i = read_in_full(cmd.out, namebuf, hexsz + 1)) == hexsz + 1) {
 		struct object_id sha1;
+		const char *p;
 
-		if (namebuf[40] != '\n' || get_oid_hex(namebuf, &sha1))
+		if (parse_oid_hex(namebuf, &sha1, &p) || *p != '\n')
 			break;
 
 		o = lookup_object(sha1.hash);
@@ -895,11 +897,9 @@ static void receive_needs(void)
 		}
 
 		if (!skip_prefix(line, "want ", &arg) ||
-		    get_oid_hex(arg, &oid_buf))
+		    parse_oid_hex(arg, &oid_buf, &features))
 			die("git upload-pack: protocol error, "
-			    "expected to get sha, not '%s'", line);
-
-		features = arg + 40;
+			    "expected to get object ID, not '%s'", line);
 
 		if (parse_feature_request(features, "deepen-relative"))
 			deepen_relative = 1;
@@ -1205,6 +1205,7 @@ static void process_args(struct packet_reader *request,
 {
 	while (packet_reader_read(request) != PACKET_READ_FLUSH) {
 		const char *arg = request->line;
+		const char *p;
 
 		/* process want */
 		if (parse_want(arg))
@@ -1251,8 +1252,13 @@ static void process_args(struct packet_reader *request,
 			continue;
 		}
 
+		if (allow_filter && skip_prefix(arg, "filter ", &p)) {
+			parse_list_objects_filter(&filter_options, p);
+			continue;
+		}
+
 		/* ignore unknown lines maybe? */
-		die("unexpect line: '%s'", arg);
+		die("unexpected line: '%s'", arg);
 	}
 }
 
@@ -1376,6 +1382,8 @@ int upload_pack_v2(struct repository *r, struct argv_array *keys,
 	enum fetch_state state = FETCH_PROCESS_ARGS;
 	struct upload_pack_data data;
 
+	git_config(upload_pack_config, NULL);
+
 	upload_pack_data_init(&data);
 	use_sideband = LARGE_PACKET_MAX;
 
@@ -1428,7 +1436,14 @@ int upload_pack_v2(struct repository *r, struct argv_array *keys,
 int upload_pack_advertise(struct repository *r,
 			  struct strbuf *value)
 {
-	if (value)
+	if (value) {
+		int allow_filter_value;
 		strbuf_addstr(value, "shallow");
+		if (!repo_config_get_bool(the_repository,
+					 "uploadpack.allowfilter",
+					 &allow_filter_value) &&
+		    allow_filter_value)
+			strbuf_addstr(value, " filter");
+	}
 	return 1;
 }