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Diffstat (limited to 'src/util/win32/w32_util.h')
| -rw-r--r-- | src/util/win32/w32_util.h | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/src/util/win32/w32_util.h b/src/util/win32/w32_util.h new file mode 100644 index 0000000..5196637 --- /dev/null +++ b/src/util/win32/w32_util.h @@ -0,0 +1,144 @@ +/* + * 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_util_h__ +#define INCLUDE_win32_w32_util_h__ + +#include "git2_util.h" + +#include "utf-conv.h" +#include "posix.h" +#include "path_w32.h" + +/* + +#include "common.h" +#include "path.h" +#include "path_w32.h" +#include "utf-conv.h" +#include "posix.h" +#include "reparse.h" +#include "dir.h" +*/ + + +GIT_INLINE(bool) git_win32__isalpha(wchar_t c) +{ + return ((c >= L'A' && c <= L'Z') || (c >= L'a' && c <= L'z')); +} + +/** + * Creates a FindFirstFile(Ex) filter string from a UTF-8 path. + * The filter string enumerates all items in the directory. + * + * @param dest The buffer to receive the filter string. + * @param src The UTF-8 path of the directory to enumerate. + * @return True if the filter string was created successfully; false otherwise + */ +bool git_win32__findfirstfile_filter(git_win32_path dest, const char *src); + +/** + * Ensures the given path (file or folder) has the +H (hidden) attribute set + * or unset. + * + * @param path The path that should receive the +H bit. + * @param hidden true to set +H, false to unset it + * @return 0 on success; -1 on failure + */ +extern int git_win32__set_hidden(const char *path, bool hidden); + +/** + * Determines if the given file or folder has the hidden attribute set. + * @param hidden pointer to store hidden value + * @param path The path that should be queried for hiddenness. + * @return 0 on success or an error code. + */ +extern int git_win32__hidden(bool *hidden, const char *path); + +extern int git_win32__file_attribute_to_stat( + struct stat *st, + const WIN32_FILE_ATTRIBUTE_DATA *attrdata, + const wchar_t *path); + +/** + * Converts a FILETIME structure to a struct timespec. + * + * @param FILETIME A pointer to a FILETIME + * @param ts A pointer to the timespec structure to fill in + */ +GIT_INLINE(void) git_win32__filetime_to_timespec( + const FILETIME *ft, + struct timespec *ts) +{ + int64_t winTime = ((int64_t)ft->dwHighDateTime << 32) + ft->dwLowDateTime; + winTime -= INT64_C(116444736000000000); /* Windows to Unix Epoch conversion */ + ts->tv_sec = (time_t)(winTime / 10000000); +#ifdef GIT_USE_NSEC + ts->tv_nsec = (winTime % 10000000) * 100; +#else + ts->tv_nsec = 0; +#endif +} + +GIT_INLINE(void) git_win32__timeval_to_filetime( + FILETIME *ft, const struct p_timeval tv) +{ + int64_t ticks = (tv.tv_sec * INT64_C(10000000)) + + (tv.tv_usec * INT64_C(10)) + INT64_C(116444736000000000); + + ft->dwHighDateTime = ((ticks >> 32) & INT64_C(0xffffffff)); + ft->dwLowDateTime = (ticks & INT64_C(0xffffffff)); +} + +GIT_INLINE(void) git_win32__stat_init( + struct stat *st, + DWORD dwFileAttributes, + DWORD nFileSizeHigh, + DWORD nFileSizeLow, + FILETIME ftCreationTime, + FILETIME ftLastAccessTime, + FILETIME ftLastWriteTime) +{ + mode_t mode = S_IREAD; + + memset(st, 0, sizeof(struct stat)); + + if (dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) + mode |= S_IFDIR; + else + mode |= S_IFREG; + + if ((dwFileAttributes & FILE_ATTRIBUTE_READONLY) == 0) + mode |= S_IWRITE; + + st->st_ino = 0; + st->st_gid = 0; + st->st_uid = 0; + st->st_nlink = 1; + st->st_mode = mode; + st->st_size = ((int64_t)nFileSizeHigh << 32) + nFileSizeLow; + st->st_dev = _getdrive() - 1; + st->st_rdev = st->st_dev; + git_win32__filetime_to_timespec(&ftLastAccessTime, &(st->st_atim)); + git_win32__filetime_to_timespec(&ftLastWriteTime, &(st->st_mtim)); + git_win32__filetime_to_timespec(&ftCreationTime, &(st->st_ctim)); +} + +GIT_INLINE(void) git_win32__file_information_to_stat( + struct stat *st, + const BY_HANDLE_FILE_INFORMATION *fileinfo) +{ + git_win32__stat_init(st, + fileinfo->dwFileAttributes, + fileinfo->nFileSizeHigh, + fileinfo->nFileSizeLow, + fileinfo->ftCreationTime, + fileinfo->ftLastAccessTime, + fileinfo->ftLastWriteTime); +} + +#endif |