object: lookup sha256 objects

This is much of the plumbing for the object database to support SHA256,
and for objects to be able to parse SHA256 versions of themselves.

2 files changed, 9 insertions, 2 deletions

diff --git a/fuzzers/objects_fuzzer.c b/fuzzers/objects_fuzzer.c
index 51b4a1ed4..7294e9b35 100644
--- a/fuzzers/objects_fuzzer.c
+++ b/fuzzers/objects_fuzzer.c
@@ -39,7 +39,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 	 * to do.
 	 */
 	for (i = 0; i < ARRAY_SIZE(types); i++) {
-		if (git_object__from_raw(&object, (const char *) data, size, types[i]) < 0)
+		if (git_object__from_raw(&object, (const char *) data, size, types[i], GIT_OID_SHA1) < 0)
 			continue;
 		git_object_free(object);
 		object = NULL;
diff --git a/fuzzers/packfile_fuzzer.c b/fuzzers/packfile_fuzzer.c
index 52a813760..aeba9575c 100644
--- a/fuzzers/packfile_fuzzer.c
+++ b/fuzzers/packfile_fuzzer.c
@@ -67,6 +67,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 	git_str path = GIT_STR_INIT;
 	git_oid oid;
 	bool append_hash = false;
+	int error;
 
 	if (size == 0)
 		return 0;
@@ -82,7 +83,13 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 		abort();
 	}
 
-	if (git_indexer_new(&indexer, ".", 0, odb, NULL) < 0) {
+#ifdef GIT_EXPERIMENTAL_SHA256
+	error = git_indexer_new(&indexer, ".", GIT_OID_SHA1, NULL);
+#else
+	error = git_indexer_new(&indexer, ".", 0, odb, NULL);
+#endif
+
+	if (error < 0) {
 		fprintf(stderr, "Failed to create the indexer: %s\n",
 			git_error_last()->message);
 		abort();