1 files changed, 69 insertions, 0 deletions
diff --git a/src/libgit2/patch.h b/src/libgit2/patch.h
new file mode 100644
index 000000000..1e1471ed6
--- /dev/null
+++ b/src/libgit2/patch.h
@@ -0,0 +1,69 @@
+/*
+* 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_patch_h__
+#define INCLUDE_patch_h__
+
+#include "common.h"
+
+#include "git2/patch.h"
+#include "array.h"
+
+/* cached information about a hunk in a patch */
+typedef struct git_patch_hunk {
+	git_diff_hunk hunk;
+	size_t line_start;
+	size_t line_count;
+} git_patch_hunk;
+
+struct git_patch {
+	git_refcount rc;
+
+	git_repository *repo; /* may be null */
+
+	git_diff_options diff_opts;
+
+	git_diff_delta *delta;
+	git_diff_binary binary;
+	git_array_t(git_patch_hunk) hunks;
+	git_array_t(git_diff_line) lines;
+
+	size_t header_size;
+	size_t content_size;
+	size_t context_size;
+
+	void (*free_fn)(git_patch *patch);
+};
+
+extern int git_patch__invoke_callbacks(
+	git_patch *patch,
+	git_diff_file_cb file_cb,
+	git_diff_binary_cb binary_cb,
+	git_diff_hunk_cb hunk_cb,
+	git_diff_line_cb line_cb,
+	void *payload);
+
+extern int git_patch_line_stats(
+	size_t *total_ctxt,
+	size_t *total_adds,
+	size_t *total_dels,
+	const git_patch *patch);
+
+/** Options for parsing patch files. */
+typedef struct {
+	/**
+	 * The length of the prefix (in path segments) for the filenames.
+	 * This prefix will be removed when looking for files.  The default is 1.
+	 */
+	uint32_t prefix_len;
+} git_patch_options;
+
+#define GIT_PATCH_OPTIONS_INIT { 1 }
+
+extern int git_patch__to_buf(git_str *out, git_patch *patch);
+extern void git_patch_free(git_patch *patch);
+
+#endif