1 files changed, 54 insertions, 0 deletions
diff --git a/src/diff_file.h b/src/diff_file.h
new file mode 100644
index 000000000..51c6878a9
--- /dev/null
+++ b/src/diff_file.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) the libgit2 contributors. All rights reserved.
+ *
+ * This file is part of libgit2, distributed under the GNU GPL v2 with
+ * a Linking Exception. For full terms see the included COPYING file.
+ */
+#ifndef INCLUDE_diff_file_h__
+#define INCLUDE_diff_file_h__
+
+#include "common.h"
+#include "diff.h"
+#include "diff_driver.h"
+#include "map.h"
+
+/* expanded information for one side of a delta */
+typedef struct {
+	git_repository *repo;
+	const git_diff_options *opts;
+	git_diff_file file;
+	git_diff_driver *driver;
+	git_iterator_type_t src;
+	const git_blob *blob;
+	git_map map;
+} git_diff_file_content;
+
+extern int diff_file_content_init_from_diff(
+	git_diff_file_content *fc,
+	git_diff_list *diff,
+	size_t delta_index,
+	bool use_old);
+
+extern int diff_file_content_init_from_blob(
+	git_diff_file_content *fc,
+	git_repository *repo,
+	const git_diff_options *opts,
+	const git_blob *blob);
+
+extern int diff_file_content_init_from_raw(
+	git_diff_file_content *fc,
+	git_repository *repo,
+	const git_diff_options *opts,
+	const char *buf,
+	size_t buflen);
+
+/* this loads the blob/file-on-disk as needed */
+extern int diff_file_content_load(git_diff_file_content *fc);
+
+/* this releases the blob/file-in-memory */
+extern void diff_file_content_unload(git_diff_file_content *fc);
+
+/* this unloads and also releases any other resources */
+extern void diff_file_content_clear(git_diff_file_content *fc);
+
+#endif