diff options
Diffstat (limited to 'src/libjin/Filesystem')
| -rw-r--r-- | src/libjin/Filesystem/Filesystem.h | 2 | ||||
| -rw-r--r-- | src/libjin/Filesystem/dirent.h | 951 |
2 files changed, 1 insertions, 952 deletions
diff --git a/src/libjin/Filesystem/Filesystem.h b/src/libjin/Filesystem/Filesystem.h index 1df83ea..2e3b8f6 100644 --- a/src/libjin/Filesystem/Filesystem.h +++ b/src/libjin/Filesystem/Filesystem.h @@ -1,5 +1,5 @@ #include "buffer.h" -#include "3rdparty/smount/smount.h" +#include "../3rdparty/smount/smount.h" namespace jin { diff --git a/src/libjin/Filesystem/dirent.h b/src/libjin/Filesystem/dirent.h deleted file mode 100644 index 832b164..0000000 --- a/src/libjin/Filesystem/dirent.h +++ /dev/null @@ -1,951 +0,0 @@ -/* -* Dirent interface for Microsoft Visual Studio -* Version 1.21 -* -* Copyright (C) 2006-2012 Toni Ronkko -* This file is part of dirent. Dirent may be freely distributed -* under the MIT license. For all details and documentation, see -* https://github.com/tronkko/dirent -*/ -#ifndef DIRENT_H -#define DIRENT_H - -/* -* Include windows.h without Windows Sockets 1.1 to prevent conflicts with -* Windows Sockets 2.0. -*/ -#ifndef WIN32_LEAN_AND_MEAN -# define WIN32_LEAN_AND_MEAN -#endif -#include <windows.h> - -#include <stdio.h> -#include <stdarg.h> -#include <wchar.h> -#include <string.h> -#include <stdlib.h> -#include <malloc.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <errno.h> - -/* Indicates that d_type field is available in dirent structure */ -#define _DIRENT_HAVE_D_TYPE - -/* Indicates that d_namlen field is available in dirent structure */ -#define _DIRENT_HAVE_D_NAMLEN - -/* Entries missing from MSVC 6.0 */ -#if !defined(FILE_ATTRIBUTE_DEVICE) -# define FILE_ATTRIBUTE_DEVICE 0x40 -#endif - -/* File type and permission flags for stat(), general mask */ -#if !defined(S_IFMT) -# define S_IFMT _S_IFMT -#endif - -/* Directory bit */ -#if !defined(S_IFDIR) -# define S_IFDIR _S_IFDIR -#endif - -/* Character device bit */ -#if !defined(S_IFCHR) -# define S_IFCHR _S_IFCHR -#endif - -/* Pipe bit */ -#if !defined(S_IFFIFO) -# define S_IFFIFO _S_IFFIFO -#endif - -/* Regular file bit */ -#if !defined(S_IFREG) -# define S_IFREG _S_IFREG -#endif - -/* Read permission */ -#if !defined(S_IREAD) -# define S_IREAD _S_IREAD -#endif - -/* Write permission */ -#if !defined(S_IWRITE) -# define S_IWRITE _S_IWRITE -#endif - -/* Execute permission */ -#if !defined(S_IEXEC) -# define S_IEXEC _S_IEXEC -#endif - -/* Pipe */ -#if !defined(S_IFIFO) -# define S_IFIFO _S_IFIFO -#endif - -/* Block device */ -#if !defined(S_IFBLK) -# define S_IFBLK 0 -#endif - -/* Link */ -#if !defined(S_IFLNK) -# define S_IFLNK 0 -#endif - -/* Socket */ -#if !defined(S_IFSOCK) -# define S_IFSOCK 0 -#endif - -/* Read user permission */ -#if !defined(S_IRUSR) -# define S_IRUSR S_IREAD -#endif - -/* Write user permission */ -#if !defined(S_IWUSR) -# define S_IWUSR S_IWRITE -#endif - -/* Execute user permission */ -#if !defined(S_IXUSR) -# define S_IXUSR 0 -#endif - -/* Read group permission */ -#if !defined(S_IRGRP) -# define S_IRGRP 0 -#endif - -/* Write group permission */ -#if !defined(S_IWGRP) -# define S_IWGRP 0 -#endif - -/* Execute group permission */ -#if !defined(S_IXGRP) -# define S_IXGRP 0 -#endif - -/* Read others permission */ -#if !defined(S_IROTH) -# define S_IROTH 0 -#endif - -/* Write others permission */ -#if !defined(S_IWOTH) -# define S_IWOTH 0 -#endif - -/* Execute others permission */ -#if !defined(S_IXOTH) -# define S_IXOTH 0 -#endif - -/* Maximum length of file name */ -#if !defined(PATH_MAX) -# define PATH_MAX MAX_PATH -#endif -#if !defined(FILENAME_MAX) -# define FILENAME_MAX MAX_PATH -#endif -#if !defined(NAME_MAX) -# define NAME_MAX FILENAME_MAX -#endif - -/* File type flags for d_type */ -#define DT_UNKNOWN 0 -#define DT_REG S_IFREG -#define DT_DIR S_IFDIR -#define DT_FIFO S_IFIFO -#define DT_SOCK S_IFSOCK -#define DT_CHR S_IFCHR -#define DT_BLK S_IFBLK -#define DT_LNK S_IFLNK - -/* Macros for converting between st_mode and d_type */ -#define IFTODT(mode) ((mode) & S_IFMT) -#define DTTOIF(type) (type) - -/* -* File type macros. Note that block devices, sockets and links cannot be -* distinguished on Windows and the macros S_ISBLK, S_ISSOCK and S_ISLNK are -* only defined for compatibility. These macros should always return false -* on Windows. -*/ -#if !defined(S_ISFIFO) -# define S_ISFIFO(mode) (((mode) & S_IFMT) == S_IFIFO) -#endif -#if !defined(S_ISDIR) -# define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR) -#endif -#if !defined(S_ISREG) -# define S_ISREG(mode) (((mode) & S_IFMT) == S_IFREG) -#endif -#if !defined(S_ISLNK) -# define S_ISLNK(mode) (((mode) & S_IFMT) == S_IFLNK) -#endif -#if !defined(S_ISSOCK) -# define S_ISSOCK(mode) (((mode) & S_IFMT) == S_IFSOCK) -#endif -#if !defined(S_ISCHR) -# define S_ISCHR(mode) (((mode) & S_IFMT) == S_IFCHR) -#endif -#if !defined(S_ISBLK) -# define S_ISBLK(mode) (((mode) & S_IFMT) == S_IFBLK) -#endif - -/* Return the exact length of d_namlen without zero terminator */ -#define _D_EXACT_NAMLEN(p) ((p)->d_namlen) - -/* Return number of bytes needed to store d_namlen */ -#define _D_ALLOC_NAMLEN(p) (PATH_MAX) - - -#ifdef __cplusplus -extern "C" { -#endif - - - /* Wide-character version */ - struct _wdirent { - /* Always zero */ - long d_ino; - - /* Structure size */ - unsigned short d_reclen; - - /* Length of name without \0 */ - size_t d_namlen; - - /* File type */ - int d_type; - - /* File name */ - wchar_t d_name[PATH_MAX]; - }; - typedef struct _wdirent _wdirent; - - struct _WDIR { - /* Current directory entry */ - struct _wdirent ent; - - /* Private file data */ - WIN32_FIND_DATAW data; - - /* True if data is valid */ - int cached; - - /* Win32 search handle */ - HANDLE handle; - - /* Initial directory name */ - wchar_t *patt; - }; - typedef struct _WDIR _WDIR; - - static _WDIR *_wopendir(const wchar_t *dirname); - static struct _wdirent *_wreaddir(_WDIR *dirp); - static int _wclosedir(_WDIR *dirp); - static void _wrewinddir(_WDIR* dirp); - - - /* For compatibility with Symbian */ -#define wdirent _wdirent -#define WDIR _WDIR -#define wopendir _wopendir -#define wreaddir _wreaddir -#define wclosedir _wclosedir -#define wrewinddir _wrewinddir - - - /* Multi-byte character versions */ - struct dirent { - /* Always zero */ - long d_ino; - - /* Structure size */ - unsigned short d_reclen; - - /* Length of name without \0 */ - size_t d_namlen; - - /* File type */ - int d_type; - - /* File name */ - char d_name[PATH_MAX]; - }; - typedef struct dirent dirent; - - struct DIR { - struct dirent ent; - struct _WDIR *wdirp; - }; - typedef struct DIR DIR; - - static DIR *opendir(const char *dirname); - static struct dirent *readdir(DIR *dirp); - static int closedir(DIR *dirp); - static void rewinddir(DIR* dirp); - - - /* Internal utility functions */ - static WIN32_FIND_DATAW *dirent_first(_WDIR *dirp); - static WIN32_FIND_DATAW *dirent_next(_WDIR *dirp); - - static int dirent_mbstowcs_s( - size_t *pReturnValue, - wchar_t *wcstr, - size_t sizeInWords, - const char *mbstr, - size_t count); - - static int dirent_wcstombs_s( - size_t *pReturnValue, - char *mbstr, - size_t sizeInBytes, - const wchar_t *wcstr, - size_t count); - - static void dirent_set_errno(int error); - - /* - * Open directory stream DIRNAME for read and return a pointer to the - * internal working area that is used to retrieve individual directory - * entries. - */ - static _WDIR* - _wopendir( - const wchar_t *dirname) - { - _WDIR *dirp = NULL; - int error; - - /* Must have directory name */ - if (dirname == NULL || dirname[0] == '\0') { - dirent_set_errno(ENOENT); - return NULL; - } - - /* Allocate new _WDIR structure */ - dirp = (_WDIR*)malloc(sizeof(struct _WDIR)); - if (dirp != NULL) { - DWORD n; - - /* Reset _WDIR structure */ - dirp->handle = INVALID_HANDLE_VALUE; - dirp->patt = NULL; - dirp->cached = 0; - - /* Compute the length of full path plus zero terminator - * - * Note that on WinRT there's no way to convert relative paths - * into absolute paths, so just assume its an absolute path. - */ -# if defined(WINAPI_FAMILY) && (WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP) - n = wcslen(dirname); -# else - n = GetFullPathNameW(dirname, 0, NULL, NULL); -# endif - - /* Allocate room for absolute directory name and search pattern */ - dirp->patt = (wchar_t*)malloc(sizeof(wchar_t) * n + 16); - if (dirp->patt) { - - /* - * Convert relative directory name to an absolute one. This - * allows rewinddir() to function correctly even when current - * working directory is changed between opendir() and rewinddir(). - * - * Note that on WinRT there's no way to convert relative paths - * into absolute paths, so just assume its an absolute path. - */ -# if defined(WINAPI_FAMILY) && (WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP) - wcsncpy_s(dirp->patt, n + 1, dirname, n); -# else - n = GetFullPathNameW(dirname, n, dirp->patt, NULL); -# endif - if (n > 0) { - wchar_t *p; - - /* Append search pattern \* to the directory name */ - p = dirp->patt + n; - if (dirp->patt < p) { - switch (p[-1]) { - case '\\': - case '/': - case ':': - /* Directory ends in path separator, e.g. c:\temp\ */ - /*NOP*/; - break; - - default: - /* Directory name doesn't end in path separator */ - *p++ = '\\'; - } - } - *p++ = '*'; - *p = '\0'; - - /* Open directory stream and retrieve the first entry */ - if (dirent_first(dirp)) { - /* Directory stream opened successfully */ - error = 0; - } - else { - /* Cannot retrieve first entry */ - error = 1; - dirent_set_errno(ENOENT); - } - - } - else { - /* Cannot retrieve full path name */ - dirent_set_errno(ENOENT); - error = 1; - } - - } - else { - /* Cannot allocate memory for search pattern */ - error = 1; - } - - } - else { - /* Cannot allocate _WDIR structure */ - error = 1; - } - - /* Clean up in case of error */ - if (error && dirp) { - _wclosedir(dirp); - dirp = NULL; - } - - return dirp; - } - - /* - * Read next directory entry. The directory entry is returned in dirent - * structure in the d_name field. Individual directory entries returned by - * this function include regular files, sub-directories, pseudo-directories - * "." and ".." as well as volume labels, hidden files and system files. - */ - static struct _wdirent* - _wreaddir( - _WDIR *dirp) - { - WIN32_FIND_DATAW *datap; - struct _wdirent *entp; - - /* Read next directory entry */ - datap = dirent_next(dirp); - if (datap) { - size_t n; - DWORD attr; - - /* Pointer to directory entry to return */ - entp = &dirp->ent; - - /* - * Copy file name as wide-character string. If the file name is too - * long to fit in to the destination buffer, then truncate file name - * to PATH_MAX characters and zero-terminate the buffer. - */ - n = 0; - while (n + 1 < PATH_MAX && datap->cFileName[n] != 0) { - entp->d_name[n] = datap->cFileName[n]; - n++; - } - dirp->ent.d_name[n] = 0; - - /* Length of file name excluding zero terminator */ - entp->d_namlen = n; - - /* File type */ - attr = datap->dwFileAttributes; - if ((attr & FILE_ATTRIBUTE_DEVICE) != 0) { - entp->d_type = DT_CHR; - } - else if ((attr & FILE_ATTRIBUTE_DIRECTORY) != 0) { - entp->d_type = DT_DIR; - } - else { - entp->d_type = DT_REG; - } - - /* Reset dummy fields */ - entp->d_ino = 0; - entp->d_reclen = sizeof(struct _wdirent); - - } - else { - - /* Last directory entry read */ - entp = NULL; - - } - - return entp; - } - - /* - * Close directory stream opened by opendir() function. This invalidates the - * DIR structure as well as any directory entry read previously by - * _wreaddir(). - */ - static int - _wclosedir( - _WDIR *dirp) - { - int ok; - if (dirp) { - - /* Release search handle */ - if (dirp->handle != INVALID_HANDLE_VALUE) { - FindClose(dirp->handle); - dirp->handle = INVALID_HANDLE_VALUE; - } - - /* Release search pattern */ - if (dirp->patt) { - free(dirp->patt); - dirp->patt = NULL; - } - - /* Release directory structure */ - free(dirp); - ok = /*success*/0; - - } - else { - /* Invalid directory stream */ - dirent_set_errno(EBADF); - ok = /*failure*/-1; - } - return ok; - } - - /* - * Rewind directory stream such that _wreaddir() returns the very first - * file name again. - */ - static void - _wrewinddir( - _WDIR* dirp) - { - if (dirp) { - /* Release existing search handle */ - if (dirp->handle != INVALID_HANDLE_VALUE) { - FindClose(dirp->handle); - } - - /* Open new search handle */ - dirent_first(dirp); - } - } - - /* Get first directory entry (internal) */ - static WIN32_FIND_DATAW* - dirent_first( - _WDIR *dirp) - { - WIN32_FIND_DATAW *datap; - - /* Open directory and retrieve the first entry */ - dirp->handle = FindFirstFileExW( - dirp->patt, FindExInfoStandard, &dirp->data, - FindExSearchNameMatch, NULL, 0); - if (dirp->handle != INVALID_HANDLE_VALUE) { - - /* a directory entry is now waiting in memory */ - datap = &dirp->data; - dirp->cached = 1; - - } - else { - - /* Failed to re-open directory: no directory entry in memory */ - dirp->cached = 0; - datap = NULL; - - } - return datap; - } - - /* Get next directory entry (internal) */ - static WIN32_FIND_DATAW* - dirent_next( - _WDIR *dirp) - { - WIN32_FIND_DATAW *p; - - /* Get next directory entry */ - if (dirp->cached != 0) { - - /* A valid directory entry already in memory */ - p = &dirp->data; - dirp->cached = 0; - - } - else if (dirp->handle != INVALID_HANDLE_VALUE) { - - /* Get the next directory entry from stream */ - if (FindNextFileW(dirp->handle, &dirp->data) != FALSE) { - /* Got a file */ - p = &dirp->data; - } - else { - /* The very last entry has been processed or an error occured */ - FindClose(dirp->handle); - dirp->handle = INVALID_HANDLE_VALUE; - p = NULL; - } - - } - else { - - /* End of directory stream reached */ - p = NULL; - - } - - return p; - } - - /* - * Open directory stream using plain old C-string. - */ - static DIR* - opendir( - const char *dirname) - { - struct DIR *dirp; - int error; - - /* Must have directory name */ - if (dirname == NULL || dirname[0] == '\0') { - dirent_set_errno(ENOENT); - return NULL; - } - - /* Allocate memory for DIR structure */ - dirp = (DIR*)malloc(sizeof(struct DIR)); - if (dirp) { - wchar_t wname[PATH_MAX]; - size_t n; - - /* Convert directory name to wide-character string */ - error = dirent_mbstowcs_s(&n, wname, PATH_MAX, dirname, PATH_MAX); - if (!error) { - - /* Open directory stream using wide-character name */ - dirp->wdirp = _wopendir(wname); - if (dirp->wdirp) { - /* Directory stream opened */ - error = 0; - } - else { - /* Failed to open directory stream */ - error = 1; - } - - } - else { - /* - * Cannot convert file name to wide-character string. This - * occurs if the string contains invalid multi-byte sequences or - * the output buffer is too small to contain the resulting - * string. - */ - error = 1; - } - - } - else { - /* Cannot allocate DIR structure */ - error = 1; - } - - /* Clean up in case of error */ - if (error && dirp) { - free(dirp); - dirp = NULL; - } - - return dirp; - } - - /* - * Read next directory entry. - * - * When working with text consoles, please note that file names returned by - * readdir() are represented in the default ANSI code page while any output to - * console is typically formatted on another code page. Thus, non-ASCII - * characters in file names will not usually display correctly on console. The - * problem can be fixed in two ways: (1) change the character set of console - * to 1252 using chcp utility and use Lucida Console font, or (2) use - * _cprintf function when writing to console. The _cprinf() will re-encode - * ANSI strings to the console code page so many non-ASCII characters will - * display correcly. - */ - static struct dirent* - readdir( - DIR *dirp) - { - WIN32_FIND_DATAW *datap; - struct dirent *entp; - - /* Read next directory entry */ - datap = dirent_next(dirp->wdirp); - if (datap) { - size_t n; - int error; - - /* Attempt to convert file name to multi-byte string */ - error = dirent_wcstombs_s( - &n, dirp->ent.d_name, PATH_MAX, datap->cFileName, PATH_MAX); - - /* - * If the file name cannot be represented by a multi-byte string, - * then attempt to use old 8+3 file name. This allows traditional - * Unix-code to access some file names despite of unicode - * characters, although file names may seem unfamiliar to the user. - * - * Be ware that the code below cannot come up with a short file - * name unless the file system provides one. At least - * VirtualBox shared folders fail to do this. - */ - if (error && datap->cAlternateFileName[0] != '\0') { - error = dirent_wcstombs_s( - &n, dirp->ent.d_name, PATH_MAX, - datap->cAlternateFileName, PATH_MAX); - } - - if (!error) { - DWORD attr; - - /* Initialize directory entry for return */ - entp = &dirp->ent; - - /* Length of file name excluding zero terminator */ - entp->d_namlen = n - 1; - - /* File attributes */ - attr = datap->dwFileAttributes; - if ((attr & FILE_ATTRIBUTE_DEVICE) != 0) { - entp->d_type = DT_CHR; - } - else if ((attr & FILE_ATTRIBUTE_DIRECTORY) != 0) { - entp->d_type = DT_DIR; - } - else { - entp->d_type = DT_REG; - } - - /* Reset dummy fields */ - entp->d_ino = 0; - entp->d_reclen = sizeof(struct dirent); - - } - else { - /* - * Cannot convert file name to multi-byte string so construct - * an errornous directory entry and return that. Note that - * we cannot return NULL as that would stop the processing - * of directory entries completely. - */ - entp = &dirp->ent; - entp->d_name[0] = '?'; - entp->d_name[1] = '\0'; - entp->d_namlen = 1; - entp->d_type = DT_UNKNOWN; - entp->d_ino = 0; - entp->d_reclen = 0; - } - - } - else { - /* No more directory entries */ - entp = NULL; - } - - return entp; - } - - /* - * Close directory stream. - */ - static int - closedir( - DIR *dirp) - { - int ok; - if (dirp) { - - /* Close wide-character directory stream */ - ok = _wclosedir(dirp->wdirp); - dirp->wdirp = NULL; - - /* Release multi-byte character version */ - free(dirp); - - } - else { - - /* Invalid directory stream */ - dirent_set_errno(EBADF); - ok = /*failure*/-1; - - } - return ok; - } - - /* - * Rewind directory stream to beginning. - */ - static void - rewinddir( - DIR* dirp) - { - /* Rewind wide-character string directory stream */ - _wrewinddir(dirp->wdirp); - } - - /* Convert multi-byte string to wide character string */ - static int - dirent_mbstowcs_s( - size_t *pReturnValue, - wchar_t *wcstr, - size_t sizeInWords, - const char *mbstr, - size_t count) - { - int error; - -#if defined(_MSC_VER) && _MSC_VER >= 1400 - - /* Microsoft Visual Studio 2005 or later */ - error = mbstowcs_s(pReturnValue, wcstr, sizeInWords, mbstr, count); - -#else - - /* Older Visual Studio or non-Microsoft compiler */ - size_t n; - - /* Convert to wide-character string (or count characters) */ - n = mbstowcs(wcstr, mbstr, sizeInWords); - if (!wcstr || n < count) { - - /* Zero-terminate output buffer */ - if (wcstr && sizeInWords) { - if (n >= sizeInWords) { - n = sizeInWords - 1; - } - wcstr[n] = 0; - } - - /* Length of resuting multi-byte string WITH zero terminator */ - if (pReturnValue) { - *pReturnValue = n + 1; - } - - /* Success */ - error = 0; - - } - else { - - /* Could not convert string */ - error = 1; - - } - -#endif - - return error; - } - - /* Convert wide-character string to multi-byte string */ - static int - dirent_wcstombs_s( - size_t *pReturnValue, - char *mbstr, - size_t sizeInBytes, /* max size of mbstr */ - const wchar_t *wcstr, - size_t count) - { - int error; - -#if defined(_MSC_VER) && _MSC_VER >= 1400 - - /* Microsoft Visual Studio 2005 or later */ - error = wcstombs_s(pReturnValue, mbstr, sizeInBytes, wcstr, count); - -#else - - /* Older Visual Studio or non-Microsoft compiler */ - size_t n; - - /* Convert to multi-byte string (or count the number of bytes needed) */ - n = wcstombs(mbstr, wcstr, sizeInBytes); - if (!mbstr || n < count) { - - /* Zero-terminate output buffer */ - if (mbstr && sizeInBytes) { - if (n >= sizeInBytes) { - n = sizeInBytes - 1; - } - mbstr[n] = '\0'; - } - - /* Length of resulting multi-bytes string WITH zero-terminator */ - if (pReturnValue) { - *pReturnValue = n + 1; - } - - /* Success */ - error = 0; - - } - else { - - /* Cannot convert string */ - error = 1; - - } - -#endif - - return error; - } - - /* Set errno variable */ - static void - dirent_set_errno( - int error) - { -#if defined(_MSC_VER) && _MSC_VER >= 1400 - - /* Microsoft Visual Studio 2005 and later */ - _set_errno(error); - -#else - - /* Non-Microsoft compiler or older Microsoft compiler */ - errno = error; - -#endif - } - - -#ifdef __cplusplus -} -#endif -#endif /*DIRENT_H*/ - |