/* * 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