summaryrefslogtreecommitdiff
path: root/Zend/zend_virtual_cwd.c
diff options
context:
space:
mode:
Diffstat (limited to 'Zend/zend_virtual_cwd.c')
-rw-r--r--Zend/zend_virtual_cwd.c276
1 files changed, 10 insertions, 266 deletions
diff --git a/Zend/zend_virtual_cwd.c b/Zend/zend_virtual_cwd.c
index 220e14b675..d1ec9e35ff 100644
--- a/Zend/zend_virtual_cwd.c
+++ b/Zend/zend_virtual_cwd.c
@@ -2,7 +2,7 @@
+----------------------------------------------------------------------+
| PHP Version 7 |
+----------------------------------------------------------------------+
- | Copyright (c) 1997-2018 The PHP Group |
+ | Copyright (c) The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
@@ -70,6 +70,9 @@
# ifndef VOLUME_NAME_DOS
# define VOLUME_NAME_DOS 0x0
# endif
+
+# include <winioctl.h>
+# include <winnt.h>
#endif
#ifndef HAVE_REALPATH
@@ -87,6 +90,7 @@ MUTEX_T cwd_mutex;
#ifdef ZTS
ts_rsrc_id cwd_globals_id;
+size_t cwd_globals_offset;
#else
virtual_cwd_globals cwd_globals;
#endif
@@ -120,259 +124,6 @@ static cwd_state main_cwd_state; /* True global */
# define CWD_STATE_FREE_ERR(state) CWD_STATE_FREE(state)
#endif
-#ifdef ZEND_WIN32
-
-#ifdef CTL_CODE
-#undef CTL_CODE
-#endif
-#define CTL_CODE(DeviceType,Function,Method,Access) (((DeviceType) << 16) | ((Access) << 14) | ((Function) << 2) | (Method))
-#define FILE_DEVICE_FILE_SYSTEM 0x00000009
-#define METHOD_BUFFERED 0
-#define FILE_ANY_ACCESS 0
-#define FSCTL_GET_REPARSE_POINT CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 42, METHOD_BUFFERED, FILE_ANY_ACCESS)
-#define MAXIMUM_REPARSE_DATA_BUFFER_SIZE ( 16 * 1024 )
-
-typedef struct {
- unsigned long ReparseTag;
- unsigned short ReparseDataLength;
- unsigned short Reserved;
- union {
- struct {
- unsigned short SubstituteNameOffset;
- unsigned short SubstituteNameLength;
- unsigned short PrintNameOffset;
- unsigned short PrintNameLength;
- unsigned long Flags;
- wchar_t ReparseTarget[1];
- } SymbolicLinkReparseBuffer;
- struct {
- unsigned short SubstituteNameOffset;
- unsigned short SubstituteNameLength;
- unsigned short PrintNameOffset;
- unsigned short PrintNameLength;
- wchar_t ReparseTarget[1];
- } MountPointReparseBuffer;
- struct {
- unsigned char ReparseTarget[1];
- } GenericReparseBuffer;
- };
-} REPARSE_DATA_BUFFER, *PREPARSE_DATA_BUFFER;
-
-#define SECS_BETWEEN_EPOCHS (__int64)11644473600
-#define SECS_TO_100NS (__int64)10000000
-static inline time_t FileTimeToUnixTime(const FILETIME *FileTime)
-{
- __int64 UnixTime;
- SYSTEMTIME SystemTime;
- FileTimeToSystemTime(FileTime, &SystemTime);
-
- UnixTime = ((__int64)FileTime->dwHighDateTime << 32) +
- FileTime->dwLowDateTime;
-
- UnixTime -= (SECS_BETWEEN_EPOCHS * SECS_TO_100NS);
-
- UnixTime /= SECS_TO_100NS; /* now convert to seconds */
-
- if ((time_t)UnixTime != UnixTime) {
- UnixTime = 0;
- }
- return (time_t)UnixTime;
-}
-
-CWD_API ssize_t php_sys_readlink(const char *link, char *target, size_t target_len){ /* {{{ */
- HANDLE hFile;
- wchar_t *linkw = php_win32_ioutil_any_to_w(link), targetw[MAXPATHLEN];
- size_t ret_len, targetw_len, offset = 0;
- char *ret;
-
- if (!linkw) {
- return -1;
- }
-
- if (!target_len) {
- free(linkw);
- return -1;
- }
-
- hFile = CreateFileW(linkw, // file to open
- 0, // query possible attributes
- PHP_WIN32_IOUTIL_DEFAULT_SHARE_MODE,
- NULL, // default security
- OPEN_EXISTING, // existing file only
- FILE_FLAG_BACKUP_SEMANTICS, // normal file
- NULL); // no attr. template
- if( hFile == INVALID_HANDLE_VALUE) {
- free(linkw);
- return -1;
- }
-
- /* Despite MSDN has documented it won't to, the length returned by
- GetFinalPathNameByHandleA includes the length of the
- null terminator. This behavior is at least reproducible
- with VS2012 and earlier, and seems not to be fixed till
- now. Thus, correcting target_len so it's suddenly don't
- overflown. */
- targetw_len = GetFinalPathNameByHandleW(hFile, targetw, MAXPATHLEN, VOLUME_NAME_DOS);
- if(targetw_len >= target_len || targetw_len >= MAXPATHLEN || targetw_len == 0) {
- free(linkw);
- CloseHandle(hFile);
- return -1;
- }
-
- if(targetw_len > 4) {
- /* Skip first 4 characters if they are "\\?\" */
- if(targetw[0] == L'\\' && targetw[1] == L'\\' && targetw[2] == L'?' && targetw[3] == L'\\') {
- offset = 4;
-
- /* \\?\UNC\ */
- if (targetw_len > 7 && targetw[4] == L'U' && targetw[5] == L'N' && targetw[6] == L'C') {
- offset += 2;
- targetw[offset] = L'\\';
- }
- }
- }
-
- ret = php_win32_ioutil_conv_w_to_any(targetw + offset, targetw_len - offset, &ret_len);
- if (!ret || ret_len >= MAXPATHLEN) {
- CloseHandle(hFile);
- free(linkw);
- free(ret);
- return -1;
- }
- memcpy(target, ret, ret_len + 1);
-
- free(ret);
- CloseHandle(hFile);
- free(linkw);
-
- return (ssize_t)ret_len;
-}
-/* }}} */
-
-CWD_API int php_sys_stat_ex(const char *path, zend_stat_t *buf, int lstat) /* {{{ */
-{
- WIN32_FILE_ATTRIBUTE_DATA data;
- LARGE_INTEGER t;
- size_t pathw_len = 0;
- ALLOCA_FLAG(use_heap_large)
- wchar_t *pathw = php_win32_ioutil_conv_any_to_w(path, PHP_WIN32_CP_IGNORE_LEN, &pathw_len);
-
- if (!pathw) {
- return -1;
- }
-
- if (!GetFileAttributesExW(pathw, GetFileExInfoStandard, &data)) {
- int ret;
-#if ZEND_ENABLE_ZVAL_LONG64
- ret = _wstat64(pathw, buf);
-#else
- ret = _wstat(pathw, (struct _stat32 *)buf);
-#endif
- free(pathw);
-
- return ret;
- }
-
- if (pathw_len >= 1 && pathw[1] == L':') {
- if (pathw[0] >= L'A' && pathw[0] <= L'Z') {
- buf->st_dev = buf->st_rdev = pathw[0] - L'A';
- } else {
- buf->st_dev = buf->st_rdev = pathw[0] - L'a';
- }
- } else if (PHP_WIN32_IOUTIL_IS_UNC(pathw, pathw_len)) {
- buf->st_dev = buf->st_rdev = 0;
- } else {
- wchar_t cur_path[MAXPATHLEN+1];
-
- if (NULL != _wgetcwd(cur_path, sizeof(cur_path)/sizeof(wchar_t))) {
- if (cur_path[1] == L':') {
- if (pathw[0] >= L'A' && pathw[0] <= L'Z') {
- buf->st_dev = buf->st_rdev = pathw[0] - L'A';
- } else {
- buf->st_dev = buf->st_rdev = pathw[0] - L'a';
- }
- } else {
- buf->st_dev = buf->st_rdev = -1;
- }
- } else {
- buf->st_dev = buf->st_rdev = -1;
- }
- }
-
- buf->st_uid = buf->st_gid = buf->st_ino = 0;
-
- if (lstat && data.dwFileAttributes & FILE_ATTRIBUTE_REPARSE_POINT) {
- /* File is a reparse point. Get the target */
- HANDLE hLink = NULL;
- REPARSE_DATA_BUFFER * pbuffer;
- DWORD retlength = 0;
-
- hLink = CreateFileW(pathw,
- FILE_READ_ATTRIBUTES,
- PHP_WIN32_IOUTIL_DEFAULT_SHARE_MODE,
- NULL,
- OPEN_EXISTING,
- FILE_FLAG_OPEN_REPARSE_POINT|FILE_FLAG_BACKUP_SEMANTICS,
- NULL);
- if(hLink == INVALID_HANDLE_VALUE) {
- free(pathw);
- return -1;
- }
-
- pbuffer = (REPARSE_DATA_BUFFER *)do_alloca(MAXIMUM_REPARSE_DATA_BUFFER_SIZE, use_heap_large);
- if(!DeviceIoControl(hLink, FSCTL_GET_REPARSE_POINT, NULL, 0, pbuffer, MAXIMUM_REPARSE_DATA_BUFFER_SIZE, &retlength, NULL)) {
- free_alloca(pbuffer, use_heap_large);
- CloseHandle(hLink);
- free(pathw);
- return -1;
- }
-
- CloseHandle(hLink);
-
- if(pbuffer->ReparseTag == IO_REPARSE_TAG_SYMLINK) {
- buf->st_mode = S_IFLNK;
- buf->st_mode |= (data.dwFileAttributes & FILE_ATTRIBUTE_READONLY) ? (S_IREAD|(S_IREAD>>3)|(S_IREAD>>6)) : (S_IREAD|(S_IREAD>>3)|(S_IREAD>>6)|S_IWRITE|(S_IWRITE>>3)|(S_IWRITE>>6));
- }
-
-#if 0 /* Not used yet */
- else if(pbuffer->ReparseTag == IO_REPARSE_TAG_MOUNT_POINT) {
- buf->st_mode |=;
- }
-#endif
- free_alloca(pbuffer, use_heap_large);
- } else {
- buf->st_mode = (data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) ? (S_IFDIR|S_IEXEC|(S_IEXEC>>3)|(S_IEXEC>>6)) : S_IFREG;
- buf->st_mode |= (data.dwFileAttributes & FILE_ATTRIBUTE_READONLY) ? (S_IREAD|(S_IREAD>>3)|(S_IREAD>>6)) : (S_IREAD|(S_IREAD>>3)|(S_IREAD>>6)|S_IWRITE|(S_IWRITE>>3)|(S_IWRITE>>6));
- }
-
- if ((data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == 0) {
- if (pathw_len >= 4 && pathw[pathw_len-4] == L'.') {
- if (_wcsnicmp(pathw+pathw_len-3, L"exe", 3) == 0 ||
- _wcsnicmp(pathw+pathw_len-3, L"com", 3) == 0 ||
- _wcsnicmp(pathw+pathw_len-3, L"bat", 3) == 0 ||
- _wcsnicmp(pathw+pathw_len-3, L"cmd", 3) == 0) {
- buf->st_mode |= (S_IEXEC|(S_IEXEC>>3)|(S_IEXEC>>6));
- }
- }
- }
-
- buf->st_nlink = 1;
- t.HighPart = data.nFileSizeHigh;
- t.LowPart = data.nFileSizeLow;
- /* It's an overflow on 32 bit, however it won't fix as long
- as zend_long is 32 bit. */
- buf->st_size = (zend_long)t.QuadPart;
- buf->st_atime = FileTimeToUnixTime(&data.ftLastAccessTime);
- buf->st_ctime = FileTimeToUnixTime(&data.ftCreationTime);
- buf->st_mtime = FileTimeToUnixTime(&data.ftLastWriteTime);
-
- free(pathw);
-
- return 0;
-}
-/* }}} */
-#endif
-
static int php_is_dir_ok(const cwd_state *state) /* {{{ */
{
zend_stat_t buf;
@@ -445,7 +196,7 @@ CWD_API void virtual_cwd_startup(void) /* {{{ */
{
virtual_cwd_main_cwd_init(0);
#ifdef ZTS
- ts_allocate_id(&cwd_globals_id, sizeof(virtual_cwd_globals), (ts_allocate_ctor) cwd_globals_ctor, (ts_allocate_dtor) cwd_globals_dtor);
+ ts_allocate_fast_id(&cwd_globals_id, &cwd_globals_offset, sizeof(virtual_cwd_globals), (ts_allocate_ctor) cwd_globals_ctor, (ts_allocate_dtor) cwd_globals_dtor);
#else
cwd_globals_ctor(&cwd_globals);
#endif
@@ -877,7 +628,7 @@ retry_reparse_tag_cloud:
) {
/* File is a reparse point. Get the target */
HANDLE hLink = NULL;
- REPARSE_DATA_BUFFER * pbuffer;
+ PHP_WIN32_IOUTIL_REPARSE_DATA_BUFFER * pbuffer;
DWORD retlength = 0;
size_t bufindex = 0;
uint8_t isabsolute = 0;
@@ -910,7 +661,7 @@ retry_reparse_tag_cloud:
return (size_t)-1;
}
- pbuffer = (REPARSE_DATA_BUFFER *)do_alloca(MAXIMUM_REPARSE_DATA_BUFFER_SIZE, use_heap_large);
+ pbuffer = (PHP_WIN32_IOUTIL_REPARSE_DATA_BUFFER *)do_alloca(MAXIMUM_REPARSE_DATA_BUFFER_SIZE, use_heap_large);
if (pbuffer == NULL) {
CloseHandle(hLink);
free_alloca(tmp, use_heap);
@@ -944,7 +695,7 @@ retry_reparse_tag_cloud:
if(pbuffer->ReparseTag == IO_REPARSE_TAG_SYMLINK) {
may_retry_reparse_point = 1;
reparsetarget = pbuffer->SymbolicLinkReparseBuffer.ReparseTarget;
- isabsolute = (pbuffer->SymbolicLinkReparseBuffer.Flags == 0) ? 1 : 0;
+ isabsolute = pbuffer->SymbolicLinkReparseBuffer.Flags == 0;
#if VIRTUAL_CWD_DEBUG
printname = php_win32_ioutil_w_to_any(reparsetarget + pbuffer->MountPointReparseBuffer.PrintNameOffset / sizeof(WCHAR));
if (!printname) {
@@ -1268,7 +1019,7 @@ CWD_API int virtual_file_ex(cwd_state *state, const char *path, verify_path_func
if (!path_length || path_length >= MAXPATHLEN-1) {
#ifdef ZEND_WIN32
- _set_errno(EINVAL);
+ SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
#else
errno = EINVAL;
#endif
@@ -1986,10 +1737,3 @@ CWD_API char *tsrm_realpath(const char *path, char *real_path) /* {{{ */
}
}
/* }}} */
-
-/*
- * Local variables:
- * tab-width: 4
- * c-basic-offset: 4
- * End:
- */
View Lorry Controller Status