Merge pull request #4374 from pks-t/pks/pack-file-verify

Pack file verification

examples/network/index-pack.c

@@ -48,7 +48,7 @@ int index_pack(git_repository *repo, int argc, char **argv)
 		return EXIT_FAILURE;
 	}
 
-	if (git_indexer_new(&idx, ".", 0, NULL, NULL, NULL) < 0) {
+	if (git_indexer_new(&idx, ".", 0, NULL, NULL) < 0) {
 		puts("bad idx");
 		return -1;
 	}

include/git2/indexer.h

@@ -15,6 +15,33 @@ GIT_BEGIN_DECL
 
 typedef struct git_indexer git_indexer;
 
+typedef struct git_indexer_options {
+	unsigned int version;
+
+	/** progress_cb function to call with progress information */
+	git_transfer_progress_cb progress_cb;
+	/** progress_cb_payload payload for the progress callback */
+	void *progress_cb_payload;
+
+	/** Do connectivity checks for the received pack */
+	unsigned char verify;
+} git_indexer_options;
+
+#define GIT_INDEXER_OPTIONS_VERSION 1
+#define GIT_INDEXER_OPTIONS_INIT { GIT_INDEXER_OPTIONS_VERSION }
+
+/**
+ * Initializes a `git_indexer_options` with default values. Equivalent to
+ * creating an instance with GIT_INDEXER_OPTIONS_INIT.
+ *
+ * @param opts the `git_indexer_options` struct to initialize.
+ * @param version Version of struct; pass `GIT_INDEXER_OPTIONS_VERSION`
+ * @return Zero on success; -1 on failure.
+ */
+GIT_EXTERN(int) git_indexer_init_options(
+	git_indexer_options *opts,
+	unsigned int version);
+
 /**
  * Create a new indexer instance
  *
@@ -24,16 +51,15 @@ typedef struct git_indexer git_indexer;
  * @param odb object database from which to read base objects when
  * fixing thin packs. Pass NULL if no thin pack is expected (an error
  * will be returned if there are bases missing)
- * @param progress_cb function to call with progress information
- * @param progress_cb_payload payload for the progress callback
+ * @param opts Optional structure containing additional options. See
+ * `git_indexer_options` above.
  */
 GIT_EXTERN(int) git_indexer_new(
 		git_indexer **out,
 		const char *path,
 		unsigned int mode,
 		git_odb *odb,
-		git_transfer_progress_cb progress_cb,
-		void *progress_cb_payload);
+		git_indexer_options *opts);
 
 /**
  * Add data to the indexer

src/blob.c

@@ -19,34 +19,54 @@
 const void *git_blob_rawcontent(const git_blob *blob)
 {
 	assert(blob);
-	return git_odb_object_data(blob->odb_object);
+	if (blob->raw)
+		return blob->data.raw.data;
+	else
+		return git_odb_object_data(blob->data.odb);
 }
 
 git_off_t git_blob_rawsize(const git_blob *blob)
 {
 	assert(blob);
-	return (git_off_t)git_odb_object_size(blob->odb_object);
+	if (blob->raw)
+		return blob->data.raw.size;
+	else
+		return (git_off_t)git_odb_object_size(blob->data.odb);
 }
 
 int git_blob__getbuf(git_buf *buffer, git_blob *blob)
 {
 	return git_buf_set(
 		buffer,
-		git_odb_object_data(blob->odb_object),
-		git_odb_object_size(blob->odb_object));
+		git_blob_rawcontent(blob),
+		git_blob_rawsize(blob));
 }
 
-void git_blob__free(void *blob)
+void git_blob__free(void *_blob)
 {
-	git_odb_object_free(((git_blob *)blob)->odb_object);
+	git_blob *blob = (git_blob *) _blob;
+	if (!blob->raw)
+		git_odb_object_free(blob->data.odb);
 	git__free(blob);
 }
 
-int git_blob__parse(void *blob, git_odb_object *odb_obj)
+int git_blob__parse_raw(void *_blob, const char *data, size_t size)
 {
+	git_blob *blob = (git_blob *) _blob;
+	assert(blob);
+	blob->raw = 1;
+	blob->data.raw.data = data;
+	blob->data.raw.size = size;
+	return 0;
+}
+
+int git_blob__parse(void *_blob, git_odb_object *odb_obj)
+{
+	git_blob *blob = (git_blob *) _blob;
 	assert(blob);
 	git_cached_obj_incref((git_cached_obj *)odb_obj);
-	((git_blob *)blob)->odb_object = odb_obj;
+	blob->raw = 0;
+	blob->data.odb = odb_obj;
 	return 0;
 }
 
@@ -372,8 +392,8 @@ int git_blob_is_binary(const git_blob *blob)
 
 	assert(blob);
 
-	git_buf_attach_notowned(&content, blob->odb_object->buffer,
-		min(blob->odb_object->cached.size,
+	git_buf_attach_notowned(&content, git_blob_rawcontent(blob),
+		min(git_blob_rawsize(blob),
 		GIT_FILTER_BYTES_TO_CHECK_NUL));
 	return git_buf_text_is_binary(&content);
 }

src/blob.h

@@ -16,11 +16,20 @@
 
 struct git_blob {
 	git_object object;
-	git_odb_object *odb_object;
+
+	union {
+		git_odb_object *odb;
+		struct {
+			const char *data;
+			git_off_t size;
+		} raw;
+	} data;
+	unsigned int raw:1;
 };
 
 void git_blob__free(void *blob);
 int git_blob__parse(void *blob, git_odb_object *obj);
+int git_blob__parse_raw(void *blob, const char *data, size_t size);
 int git_blob__getbuf(git_buf *buffer, git_blob *blob);
 
 extern int git_blob__create_from_paths(

src/commit.c

@@ -383,11 +383,11 @@ int git_commit_amend(
 	return error;
 }
 
-int git_commit__parse(void *_commit, git_odb_object *odb_obj)
+int git_commit__parse_raw(void *_commit, const char *data, size_t size)
 {
 	git_commit *commit = _commit;
-	const char *buffer_start = git_odb_object_data(odb_obj), *buffer;
-	const char *buffer_end = buffer_start + git_odb_object_size(odb_obj);
+	const char *buffer_start = data, *buffer;
+	const char *buffer_end = buffer_start + size;
 	git_oid parent_id;
 	size_t header_len;
 	git_signature dummy_sig;
@@ -477,6 +477,13 @@ bad_buffer:
 	return -1;
 }
 
+int git_commit__parse(void *_commit, git_odb_object *odb_obj)
+{
+	return git_commit__parse_raw(_commit,
+		git_odb_object_data(odb_obj),
+		git_odb_object_size(odb_obj));
+}
+
 #define GIT_COMMIT_GETTER(_rvalue, _name, _return) \
 	_rvalue git_commit_##_name(const git_commit *commit) \
 	{\

src/commit.h

@@ -35,5 +35,6 @@ struct git_commit {
 
 void git_commit__free(void *commit);
 int git_commit__parse(void *commit, git_odb_object *obj);
+int git_commit__parse_raw(void *commit, const char *data, size_t size);
 
 #endif

src/object.c

@@ -12,6 +12,7 @@
 #include "repository.h"
 
 #include "commit.h"
+#include "hash.h"
 #include "tree.h"
 #include "blob.h"
 #include "oid.h"
@@ -19,38 +20,86 @@
 
 bool git_object__strict_input_validation = true;
 
+extern int git_odb_hash(git_oid *out, const void *data, size_t len, git_otype type);
+
 typedef struct {
 	const char	*str;	/* type name string */
 	size_t		size;	/* size in bytes of the object structure */
 
 	int  (*parse)(void *self, git_odb_object *obj);
+	int  (*parse_raw)(void *self, const char *data, size_t size);
 	void (*free)(void *self);
 } git_object_def;
 
 static git_object_def git_objects_table[] = {
 	/* 0 = GIT_OBJ__EXT1 */
-	{ "", 0, NULL, NULL },
+	{ "", 0, NULL, NULL, NULL },
 
 	/* 1 = GIT_OBJ_COMMIT */
-	{ "commit", sizeof(git_commit), git_commit__parse, git_commit__free },
+	{ "commit", sizeof(git_commit), git_commit__parse, git_commit__parse_raw, git_commit__free },
 
 	/* 2 = GIT_OBJ_TREE */
-	{ "tree", sizeof(git_tree), git_tree__parse, git_tree__free },
+	{ "tree", sizeof(git_tree), git_tree__parse, git_tree__parse_raw, git_tree__free },
 
 	/* 3 = GIT_OBJ_BLOB */
-	{ "blob", sizeof(git_blob), git_blob__parse, git_blob__free },
+	{ "blob", sizeof(git_blob), git_blob__parse, git_blob__parse_raw, git_blob__free },
 
 	/* 4 = GIT_OBJ_TAG */
-	{ "tag", sizeof(git_tag), git_tag__parse, git_tag__free },
+	{ "tag", sizeof(git_tag), git_tag__parse, git_tag__parse_raw, git_tag__free },
 
 	/* 5 = GIT_OBJ__EXT2 */
-	{ "", 0, NULL, NULL },
+	{ "", 0, NULL, NULL, NULL },
 	/* 6 = GIT_OBJ_OFS_DELTA */
-	{ "OFS_DELTA", 0, NULL, NULL },
+	{ "OFS_DELTA", 0, NULL, NULL, NULL },
 	/* 7 = GIT_OBJ_REF_DELTA */
-	{ "REF_DELTA", 0, NULL, NULL },
+	{ "REF_DELTA", 0, NULL, NULL, NULL },
 };
 
+int git_object__from_raw(
+	git_object **object_out,
+	const char *data,
+	size_t size,
+	git_otype type)
+{
+	git_object_def *def;
+	git_object *object;
+	size_t object_size;
+	int error;
+
+	assert(object_out);
+	*object_out = NULL;
+
+	/* Validate type match */
+	if (type != GIT_OBJ_BLOB && type != GIT_OBJ_TREE && type != GIT_OBJ_COMMIT && type != GIT_OBJ_TAG) {
+		giterr_set(GITERR_INVALID, "the requested type is invalid");
+		return GIT_ENOTFOUND;
+	}
+
+	if ((object_size = git_object__size(type)) == 0) {
+		giterr_set(GITERR_INVALID, "the requested type is invalid");
+		return GIT_ENOTFOUND;
+	}
+
+	/* Allocate and initialize base object */
+	object = git__calloc(1, object_size);
+	GITERR_CHECK_ALLOC(object);
+	object->cached.flags = GIT_CACHE_STORE_PARSED;
+	object->cached.type = type;
+	git_odb_hash(&object->cached.oid, data, size, type);
+
+	/* Parse raw object data */
+	def = &git_objects_table[type];
+	assert(def->free && def->parse_raw);
+
+	if ((error = def->parse_raw(object, data, size)) < 0)
+		def->free(object);
+
+	git_cached_obj_incref(object);
+	*object_out = object;
+
+	return 0;
+}
+
 int git_object__from_odb_object(
 	git_object **object_out,
 	git_repository *repo,

src/object.h

@@ -22,6 +22,17 @@ struct git_object {
 /* fully free the object; internal method, DO NOT EXPORT */
 void git_object__free(void *object);
 
+/*
+ * Parse object from raw data. Note that the resulting object is
+ * tied to the lifetime of the data, as some objects simply point
+ * into it.
+ */
+int git_object__from_raw(
+	git_object **object_out,
+	const char *data,
+	size_t size,
+	git_otype type);
+
 int git_object__from_odb_object(
 	git_object **object_out,
 	git_repository *repo,

src/odb_pack.c

@@ -519,6 +519,7 @@ static int pack_backend__writepack(struct git_odb_writepack **out,
 	git_transfer_progress_cb progress_cb,
 	void *progress_payload)
 {
+	git_indexer_options opts = GIT_INDEXER_OPTIONS_INIT;
 	struct pack_backend *backend;
 	struct pack_writepack *writepack;
 
@@ -526,13 +527,16 @@ static int pack_backend__writepack(struct git_odb_writepack **out,
 
 	*out = NULL;
 
+	opts.progress_cb = progress_cb;
+	opts.progress_cb_payload = progress_payload;
+
 	backend = (struct pack_backend *)_backend;
 
 	writepack = git__calloc(1, sizeof(struct pack_writepack));
 	GITERR_CHECK_ALLOC(writepack);
 
 	if (git_indexer_new(&writepack->indexer,
-		backend->pack_folder, 0, odb, progress_cb, progress_payload) < 0) {
+		backend->pack_folder, 0, odb, &opts) < 0) {
 		git__free(writepack);
 		return -1;
 	}

src/pack-objects.c

@@ -41,6 +41,12 @@ struct pack_write_context {
 	git_transfer_progress *stats;
 };
 
+struct walk_object {
+	git_oid id;
+	unsigned int uninteresting:1,
+		seen:1;
+};
+
 #ifdef GIT_THREADS
 
 #define GIT_PACKBUILDER__MUTEX_OP(pb, mtx, op) do { \
@@ -143,7 +149,7 @@ int git_packbuilder_new(git_packbuilder **out, git_repository *repo)
 	if (!pb->walk_objects)
 		goto on_error;
 
-	git_pool_init(&pb->object_pool, sizeof(git_walk_object));
+	git_pool_init(&pb->object_pool, sizeof(struct walk_object));
 
 	pb->repo = repo;
 	pb->nr_threads = 1; /* do not spawn any thread by default */
@@ -1382,6 +1388,7 @@ int git_packbuilder_write(
 	git_transfer_progress_cb progress_cb,
 	void *progress_cb_payload)
 {
+	git_indexer_options opts = GIT_INDEXER_OPTIONS_INIT;
 	git_indexer *indexer;
 	git_transfer_progress stats;
 	struct pack_write_context ctx;
@@ -1389,8 +1396,11 @@ int git_packbuilder_write(
 
 	PREPARE_PACK;
 
+	opts.progress_cb = progress_cb;
+	opts.progress_cb_payload = progress_cb_payload;
+
 	if (git_indexer_new(
-		&indexer, path, mode, pb->odb, progress_cb, progress_cb_payload) < 0)
+		&indexer, path, mode, pb->odb, &opts) < 0)
 		return -1;
 
 	if (!git_repository__cvar(&t, pb->repo, GIT_CVAR_FSYNCOBJECTFILES) && t)
@@ -1513,9 +1523,9 @@ size_t git_packbuilder_written(git_packbuilder *pb)
 	return pb->nr_written;
 }
 
-int lookup_walk_object(git_walk_object **out, git_packbuilder *pb, const git_oid *id)
+static int lookup_walk_object(struct walk_object **out, git_packbuilder *pb, const git_oid *id)
 {
-	git_walk_object *obj;
+	struct walk_object *obj;
 
 	obj = git_pool_mallocz(&pb->object_pool, 1);
 	if (!obj) {
@@ -1529,11 +1539,11 @@ int lookup_walk_object(git_walk_object **out, git_packbuilder *pb, const git_oid
 	return 0;
 }
 
-static int retrieve_object(git_walk_object **out, git_packbuilder *pb, const git_oid *id)
+static int retrieve_object(struct walk_object **out, git_packbuilder *pb, const git_oid *id)
 {
 	int error;
 	khiter_t pos;
-	git_walk_object *obj;
+	struct walk_object *obj;
 
 	pos = git_oidmap_lookup_index(pb->walk_objects, id);
 	if (git_oidmap_valid_index(pb->walk_objects, pos)) {
@@ -1552,7 +1562,7 @@ static int retrieve_object(git_walk_object **out, git_packbuilder *pb, const git
 static int mark_blob_uninteresting(git_packbuilder *pb, const git_oid *id)
 {
 	int error;
-	git_walk_object *obj;
+	struct walk_object *obj;
 
 	if ((error = retrieve_object(&obj, pb, id)) < 0)
 		return error;
@@ -1564,7 +1574,7 @@ static int mark_blob_uninteresting(git_packbuilder *pb, const git_oid *id)
 
 static int mark_tree_uninteresting(git_packbuilder *pb, const git_oid *id)
 {
-	git_walk_object *obj;
+	struct walk_object *obj;
 	git_tree *tree;
 	int error;
 	size_t i;
@@ -1636,7 +1646,7 @@ int insert_tree(git_packbuilder *pb, git_tree *tree)
 	size_t i;
 	int error;
 	git_tree *subtree;
-	git_walk_object *obj;
+	struct walk_object *obj;
 	const char *name;
 
 	if ((error = retrieve_object(&obj, pb, git_tree_id(tree))) < 0)
@@ -1684,7 +1694,7 @@ int insert_tree(git_packbuilder *pb, git_tree *tree)
 	return error;
 }
 
-int insert_commit(git_packbuilder *pb, git_walk_object *obj)
+int insert_commit(git_packbuilder *pb, struct walk_object *obj)
 {
 	int error;
 	git_commit *commit = NULL;
@@ -1714,7 +1724,7 @@ int git_packbuilder_insert_walk(git_packbuilder *pb, git_revwalk *walk)
 {
 	int error;
 	git_oid id;
-	git_walk_object *obj;
+	struct walk_object *obj;
 
 	assert(pb && walk);
 

src/pack-objects.h

@@ -52,12 +52,6 @@ typedef struct git_pobject {
 	    filled:1;
 } git_pobject;
 
-typedef struct {
-	git_oid id;
-	unsigned int uninteresting:1,
-		seen:1;
-} git_walk_object;
-
 struct git_packbuilder {
 	git_repository *repo; /* associated repository */
 	git_odb *odb; /* associated object database */

src/tag.c

@@ -159,6 +159,11 @@ static int tag_parse(git_tag *tag, const char *buffer, const char *buffer_end)
 	return 0;
 }
 
+int git_tag__parse_raw(void *_tag, const char *data, size_t size)
+{
+	return tag_parse(_tag, data, data + size);
+}
+
 int git_tag__parse(void *_tag, git_odb_object *odb_obj)
 {
 	git_tag *tag = _tag;

src/tag.h

@@ -26,5 +26,6 @@ struct git_tag {
 
 void git_tag__free(void *tag);
 int git_tag__parse(void *tag, git_odb_object *obj);
+int git_tag__parse_raw(void *tag, const char *data, size_t size);
 
 #endif

src/tree.c

@@ -375,18 +375,16 @@ static int parse_mode(unsigned int *modep, const char *buffer, const char **buff
 	return 0;
 }
 
-int git_tree__parse(void *_tree, git_odb_object *odb_obj)
+int git_tree__parse_raw(void *_tree, const char *data, size_t size)
 {
 	git_tree *tree = _tree;
 	const char *buffer;
 	const char *buffer_end;
 
-	if (git_odb_object_dup(&tree->odb_obj, odb_obj) < 0)
-		return -1;
-
-	buffer = git_odb_object_data(tree->odb_obj);
-	buffer_end = buffer + git_odb_object_size(tree->odb_obj);
+	buffer = data;
+	buffer_end = buffer + size;
 
+	tree->odb_obj = NULL;
 	git_array_init_to_size(tree->entries, DEFAULT_TREE_SIZE);
 	GITERR_CHECK_ARRAY(tree->entries);
 
@@ -426,6 +424,21 @@ int git_tree__parse(void *_tree, git_odb_object *odb_obj)
 	return 0;
 }
 
+int git_tree__parse(void *_tree, git_odb_object *odb_obj)
+{
+	git_tree *tree = _tree;
+
+	if ((git_tree__parse_raw(tree,
+	    git_odb_object_data(odb_obj),
+	    git_odb_object_size(odb_obj))) < 0)
+		return -1;
+
+	if (git_odb_object_dup(&tree->odb_obj, odb_obj) < 0)
+		return -1;
+
+	return 0;
+}
+
 static size_t find_next_dir(const char *dirname, git_index *index, size_t start)
 {
 	size_t dirlen, i, entries = git_index_entrycount(index);

src/tree.h

@@ -41,6 +41,7 @@ GIT_INLINE(bool) git_tree_entry__is_tree(const struct git_tree_entry *e)
 
 void git_tree__free(void *tree);
 int git_tree__parse(void *tree, git_odb_object *obj);
+int git_tree__parse_raw(void *_tree, const char *data, size_t size);
 
 /**
  * Write a tree to the given repository

tests/pack/indexer.c

@@ -74,6 +74,24 @@ static const unsigned char leaky_pack[] = {
 };
 static const unsigned int leaky_pack_len = 33;
 
+/*
+ * Packfile with a three objects. The first one is a tree referencing two blobs,
+ * the second object is one of those blobs. The second blob is missing.
+ */
+unsigned char incomplete_pack[] = {
+  0x50, 0x41, 0x43, 0x4b, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x02,
+  0xae, 0x03, 0x78, 0x9c, 0x33, 0x34, 0x30, 0x30, 0x33, 0x31, 0x51, 0x48,
+  0x4a, 0x2c, 0x62, 0x08, 0x17, 0x3b, 0x15, 0xd9, 0x7e, 0xfa, 0x67, 0x6d,
+  0xf6, 0x56, 0x4f, 0x85, 0x7d, 0xcb, 0xd6, 0xde, 0x53, 0xd1, 0x6d, 0x7f,
+  0x66, 0x08, 0x91, 0x4e, 0xcb, 0xcf, 0x67, 0x50, 0xad, 0x39, 0x9a, 0xa2,
+  0xb3, 0x71, 0x41, 0xc8, 0x87, 0x9e, 0x13, 0xf6, 0xba, 0x53, 0xec, 0xc2,
+  0xfe, 0xda, 0xed, 0x9b, 0x09, 0x00, 0xe8, 0xc8, 0x19, 0xab, 0x34, 0x78,
+  0x9c, 0x4b, 0x4a, 0x2c, 0xe2, 0x02, 0x00, 0x03, 0x9d, 0x01, 0x40, 0x4b,
+  0x72, 0xa2, 0x6f, 0xb6, 0x88, 0x2d, 0x6c, 0xa5, 0x07, 0xb2, 0xa5, 0x45,
+  0xe8, 0xdb, 0xe6, 0x53, 0xb3, 0x52, 0xe2
+};
+unsigned int incomplete_pack_len = 115;
+
 static const unsigned char base_obj[] = { 07, 076 };
 static const unsigned int base_obj_len = 2;
 
@@ -82,7 +100,7 @@ void test_pack_indexer__out_of_order(void)
 	git_indexer *idx = 0;
 	git_transfer_progress stats = { 0 };
 
-	cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL, NULL));
+	cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL));
 	cl_git_pass(git_indexer_append(
 		idx, out_of_order_pack, out_of_order_pack_len, &stats));
 	cl_git_pass(git_indexer_commit(idx, &stats));
@@ -99,7 +117,7 @@ void test_pack_indexer__missing_trailer(void)
 	git_indexer *idx = 0;
 	git_transfer_progress stats = { 0 };
 
-	cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL, NULL));
+	cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL));
 	cl_git_pass(git_indexer_append(
 		idx, missing_trailer_pack, missing_trailer_pack_len, &stats));
 	cl_git_fail(git_indexer_commit(idx, &stats));
@@ -115,7 +133,7 @@ void test_pack_indexer__leaky(void)
 	git_indexer *idx = 0;
 	git_transfer_progress stats = { 0 };
 
-	cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL, NULL));
+	cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL));
 	cl_git_pass(git_indexer_append(
 		idx, leaky_pack, leaky_pack_len, &stats));
 	cl_git_fail(git_indexer_commit(idx, &stats));
@@ -142,7 +160,7 @@ void test_pack_indexer__fix_thin(void)
 	git_oid_fromstr(&should_id, "e68fe8129b546b101aee9510c5328e7f21ca1d18");
 	cl_assert_equal_oid(&should_id, &id);
 
-	cl_git_pass(git_indexer_new(&idx, ".", 0, odb, NULL, NULL));
+	cl_git_pass(git_indexer_new(&idx, ".", 0, odb, NULL));
 	cl_git_pass(git_indexer_append(idx, thin_pack, thin_pack_len, &stats));
 	cl_git_pass(git_indexer_commit(idx, &stats));
 
@@ -175,7 +193,7 @@ void test_pack_indexer__fix_thin(void)
 
 		cl_git_pass(p_stat(name, &st));
 
-		cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL, NULL));
+		cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL));
 		read = p_read(fd, buffer, sizeof(buffer));
 		cl_assert(read != -1);
 		p_close(fd);
@@ -208,7 +226,7 @@ void test_pack_indexer__corrupt_length(void)
 	git_oid_fromstr(&should_id, "e68fe8129b546b101aee9510c5328e7f21ca1d18");
 	cl_assert_equal_oid(&should_id, &id);
 
-	cl_git_pass(git_indexer_new(&idx, ".", 0, odb, NULL, NULL));
+	cl_git_pass(git_indexer_new(&idx, ".", 0, odb, NULL));
 	cl_git_pass(git_indexer_append(
 		idx, corrupt_thin_pack, corrupt_thin_pack_len, &stats));
 	cl_git_fail(git_indexer_commit(idx, &stats));
@@ -221,6 +239,46 @@ void test_pack_indexer__corrupt_length(void)
 	git_repository_free(repo);
 }
 
+void test_pack_indexer__incomplete_pack_fails_with_strict(void)
+{
+	git_indexer_options opts = GIT_INDEXER_OPTIONS_INIT;
+	git_indexer *idx = 0;
+	git_transfer_progress stats = { 0 };
+
+	opts.verify = 1;
+
+	cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, &opts));
+	cl_git_pass(git_indexer_append(
+		idx, incomplete_pack, incomplete_pack_len, &stats));
+	cl_git_fail(git_indexer_commit(idx, &stats));
+
+	cl_assert_equal_i(stats.total_objects, 2);
+	cl_assert_equal_i(stats.received_objects, 2);
+	cl_assert_equal_i(stats.indexed_objects, 2);
+
+	git_indexer_free(idx);
+}
+
+void test_pack_indexer__out_of_order_with_connectivity_checks(void)
+{
+	git_indexer_options opts = GIT_INDEXER_OPTIONS_INIT;
+	git_indexer *idx = 0;
+	git_transfer_progress stats = { 0 };
+
+	opts.verify = 1;
+
+	cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, &opts));
+	cl_git_pass(git_indexer_append(
+		idx, out_of_order_pack, out_of_order_pack_len, &stats));
+	cl_git_pass(git_indexer_commit(idx, &stats));
+
+	cl_assert_equal_i(stats.total_objects, 3);
+	cl_assert_equal_i(stats.received_objects, 3);
+	cl_assert_equal_i(stats.indexed_objects, 3);
+
+	git_indexer_free(idx);
+}
+
 static int find_tmp_file_recurs(void *opaque, git_buf *path)
 {
 	int error = 0;
@@ -252,7 +310,7 @@ void test_pack_indexer__no_tmp_files(void)
 	git_buf_dispose(&path);
 	cl_assert(git_buf_len(&first_tmp_file) == 0);
 
-	cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL, NULL));
+	cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL));
 	git_indexer_free(idx);
 
 	cl_git_pass(git_buf_sets(&path, clar_sandbox_path()));

tests/pack/packbuilder.c

@@ -100,7 +100,7 @@ void test_pack_packbuilder__create_pack(void)
 
 	seed_packbuilder();
 
-	cl_git_pass(git_indexer_new(&_indexer, ".", 0, NULL, NULL, NULL));
+	cl_git_pass(git_indexer_new(&_indexer, ".", 0, NULL, NULL));
 	cl_git_pass(git_packbuilder_foreach(_packbuilder, feed_indexer, &stats));
 	cl_git_pass(git_indexer_commit(_indexer, &stats));
 
@@ -237,7 +237,7 @@ void test_pack_packbuilder__foreach(void)
 	git_indexer *idx;
 
 	seed_packbuilder();
-	cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL, NULL));
+	cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL));
 	cl_git_pass(git_packbuilder_foreach(_packbuilder, foreach_cb, idx));
 	cl_git_pass(git_indexer_commit(idx, &_stats));
 	git_indexer_free(idx);
@@ -255,7 +255,7 @@ void test_pack_packbuilder__foreach_with_cancel(void)
 	git_indexer *idx;
 
 	seed_packbuilder();
-	cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL, NULL));
+	cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL));
 	cl_git_fail_with(
 		git_packbuilder_foreach(_packbuilder, foreach_cancel_cb, idx), -1111);
 	git_indexer_free(idx);