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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_win32_w32_common_h__
#define INCLUDE_win32_w32_common_h__
/*
* Provides a large enough buffer to support Windows paths: MAX_PATH is
* 260, corresponding to a maximum path length of 259 characters plus a
* NULL terminator. Prefixing with "\\?\" adds 4 characters, but if the
* original was a UNC path, then we turn "\\server\share" into
* "\\?\UNC\server\share". So we replace the first two characters with
* 8 characters, a net gain of 6, so the maximum length is MAX_PATH+6.
*/
#define GIT_WIN_PATH_UTF16 MAX_PATH+6
/* Maximum size of a UTF-8 Win32 path. We remove the "\\?\" or "\\?\UNC\"
* prefixes for presentation, bringing us back to 259 (non-NULL)
* characters. UTF-8 does have 4-byte sequences, but they are encoded in
* UTF-16 using surrogate pairs, which takes up the space of two characters.
* Two characters in the range U+0800 -> U+FFFF take up more space in UTF-8
* (6 bytes) than one surrogate pair (4 bytes).
*/
#define GIT_WIN_PATH_UTF8 (259 * 3 + 1)
/*
* The length of a Windows "shortname", for 8.3 compatibility.
*/
#define GIT_WIN_PATH_SHORTNAME 13
/* Win32 path types */
typedef wchar_t git_win32_path[GIT_WIN_PATH_UTF16];
typedef char git_win32_utf8_path[GIT_WIN_PATH_UTF8];
#endif
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