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/*
* 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_buf_h__
#define INCLUDE_buf_h__
#include "git2/buffer.h"
#include "common.h"
/*
* Adapts a private API that takes a `git_str` into a public API that
* takes a `git_buf`.
*/
#define GIT_BUF_WRAP_PRIVATE(buf, fn, ...) \
{ \
git_str str = GIT_STR_INIT; \
int error; \
if ((error = git_buf_tostr(&str, buf)) == 0 && \
(error = fn(&str, __VA_ARGS__)) == 0) \
error = git_buf_fromstr(buf, &str); \
git_str_dispose(&str); \
return error; \
}
/**
* "Sanitizes" a buffer from user input. This simply ensures that the
* `git_buf` has nice defaults if the user didn't set the members to
* anything, so that if we return early we don't leave it populated
* with nonsense.
*/
extern int git_buf_sanitize(git_buf *from_user);
/**
* Populate a `git_str` from a `git_buf` for passing to libgit2 internal
* functions. Sanitizes the given `git_buf` before proceeding. The
* `git_buf` will no longer point to this memory.
*/
extern int git_buf_tostr(git_str *out, git_buf *buf);
/**
* Populate a `git_buf` from a `git_str` for returning to a user.
* The `git_str` will no longer point to this memory.
*/
extern int git_buf_fromstr(git_buf *out, git_str *str);
#endif
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