Merge pull request #4304 from pks-t/pks/patch-buffers

patch_generate: represent buffers as void pointers

include/git2/patch.h

@@ -96,7 +96,7 @@ GIT_EXTERN(int) git_patch_from_blob_and_buffer(
 	git_patch **out,
 	const git_blob *old_blob,
 	const char *old_as_path,
-	const char *buffer,
+	const void *buffer,
 	size_t buffer_len,
 	const char *buffer_as_path,
 	const git_diff_options *opts);
@@ -124,7 +124,7 @@ GIT_EXTERN(int) git_patch_from_buffers(
 	const void *old_buffer,
 	size_t old_len,
 	const char *old_as_path,
-	const char *new_buffer,
+	const void *new_buffer,
 	size_t new_len,
 	const char *new_as_path,
 	const git_diff_options *opts);

src/patch_generate.c

@@ -641,7 +641,7 @@ int git_patch_from_blob_and_buffer(
 	git_patch **out,
 	const git_blob *old_blob,
 	const char *old_path,
-	const char *buf,
+	const void *buf,
 	size_t buflen,
 	const char *buf_path,
 	const git_diff_options *opts)
@@ -680,7 +680,7 @@ int git_patch_from_buffers(
 	const void *old_buf,
 	size_t old_len,
 	const char *old_path,
-	const char *new_buf,
+	const void *new_buf,
 	size_t new_len,
 	const char *new_path,
 	const git_diff_options *opts)