[fireball] 35093: - Implement read/write support via Native API. - Reorganize headers so that only vfatlib.h is included instead of hundred various different headers.
4 Aug
2008
4 Aug
'08
10 a.m.
Author: fireball
Date: Mon Aug 4 05:00:32 2008
New Revision: 35093
URL: http://svn.reactos.org/svn/reactos?rev=35093&view=rev
Log:
- Implement read/write support via Native API.
- Reorganize headers so that only vfatlib.h is included instead of hundred various
different headers.
Modified:
trunk/reactos/lib/fslib/vfatlib/check/boot.c
trunk/reactos/lib/fslib/vfatlib/check/check.c
trunk/reactos/lib/fslib/vfatlib/check/common.c
trunk/reactos/lib/fslib/vfatlib/check/fat.c
trunk/reactos/lib/fslib/vfatlib/check/file.c
trunk/reactos/lib/fslib/vfatlib/check/io.c
trunk/reactos/lib/fslib/vfatlib/check/io.h
trunk/reactos/lib/fslib/vfatlib/check/lfn.c
Modified: trunk/reactos/lib/fslib/vfatlib/check/boot.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/lib/fslib/vfatlib/check/bo…
==============================================================================
--- trunk/reactos/lib/fslib/vfatlib/check/boot.c [iso-8859-1] (original)
+++ trunk/reactos/lib/fslib/vfatlib/check/boot.c [iso-8859-1] Mon Aug 4 05:00:32 2008
@@ -5,14 +5,10 @@
/* FAT32, VFAT, Atari format support, and various fixes additions May 1998
* by Roman Hodek <Roman.Hodek(a)informatik.uni-erlangen.de> */
-#include <stdio.h>
-#include <string.h>
-#include <sys/types.h>
-
-#include "common.h"
-#include "dosfsck.h"
-#include "io.h"
-#include "boot.h"
+#include "vfatlib.h"
+
+#define NDEBUG
+#include <debug.h>
#define ROUND_TO_MULTIPLE(n,m) ((n) && (m) ? (n)+(m)-1-((n)-1)%(m) : 0)
Modified: trunk/reactos/lib/fslib/vfatlib/check/check.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/lib/fslib/vfatlib/check/ch…
==============================================================================
--- trunk/reactos/lib/fslib/vfatlib/check/check.c [iso-8859-1] (original)
+++ trunk/reactos/lib/fslib/vfatlib/check/check.c [iso-8859-1] Mon Aug 4 05:00:32 2008
@@ -6,20 +6,12 @@
* by Roman Hodek <Roman.Hodek(a)informatik.uni-erlangen.de> */
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <limits.h>
+#include "vfatlib.h"
#include <time.h>
-#include <windows.h>
-
-#include "common.h"
-#include "dosfsck.h"
-#include "io.h"
-#include "fat.h"
-#include "file.h"
-#include "lfn.h"
-#include "check.h"
+
+#define NDEBUG
+#include <debug.h>
+
static DOS_FILE *root;
Modified: trunk/reactos/lib/fslib/vfatlib/check/common.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/lib/fslib/vfatlib/check/co…
==============================================================================
--- trunk/reactos/lib/fslib/vfatlib/check/common.c [iso-8859-1] (original)
+++ trunk/reactos/lib/fslib/vfatlib/check/common.c [iso-8859-1] Mon Aug 4 05:00:32 2008
@@ -6,13 +6,10 @@
* by Roman Hodek <Roman.Hodek(a)informatik.uni-erlangen.de> */
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <stdarg.h>
-#include <errno.h>
+#include "vfatlib.h"
-#include "common.h"
+#define NDEBUG
+#include <debug.h>
typedef struct _link {
Modified: trunk/reactos/lib/fslib/vfatlib/check/fat.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/lib/fslib/vfatlib/check/fa…
==============================================================================
--- trunk/reactos/lib/fslib/vfatlib/check/fat.c [iso-8859-1] (original)
+++ trunk/reactos/lib/fslib/vfatlib/check/fat.c [iso-8859-1] Mon Aug 4 05:00:32 2008
@@ -6,16 +6,11 @@
* by Roman Hodek <Roman.Hodek(a)informatik.uni-erlangen.de> */
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-//#include <unistd.h>
-
-#include "common.h"
-#include "dosfsck.h"
-#include "io.h"
-#include "check.h"
-#include "fat.h"
+#include "vfatlib.h"
+
+#define NDEBUG
+#include <debug.h>
+
//#pragma warning(disable: 4018)
Modified: trunk/reactos/lib/fslib/vfatlib/check/file.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/lib/fslib/vfatlib/check/fi…
==============================================================================
--- trunk/reactos/lib/fslib/vfatlib/check/file.c [iso-8859-1] (original)
+++ trunk/reactos/lib/fslib/vfatlib/check/file.c [iso-8859-1] Mon Aug 4 05:00:32 2008
@@ -6,29 +6,10 @@
* by Roman Hodek <Roman.Hodek(a)informatik.uni-erlangen.de> */
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <ctype.h>
-//#include <unistd.h>
-
-#define _LINUX_STAT_H /* hack to avoid inclusion of <linux/stat.h> */
-#define _LINUX_STRING_H_ /* hack to avoid inclusion of <linux/string.h>*/
-#define _LINUX_FS_H /* hack to avoid inclusion of <linux/fs.h> */
-
-//#include <linux/version.h>
-//#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0)
-//# define __KERNEL__
-//# include <asm/types.h>
-//# undef __KERNEL__
-//#endif
-
-#include "dosfsck.h"
-#include "msdos_fs.h"
-
-#include "common.h"
-#include "file.h"
-
+#include "vfatlib.h"
+
+#define NDEBUG
+#include <debug.h>
FDSC *fp_root = NULL;
Modified: trunk/reactos/lib/fslib/vfatlib/check/io.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/lib/fslib/vfatlib/check/io…
==============================================================================
--- trunk/reactos/lib/fslib/vfatlib/check/io.c [iso-8859-1] (original)
+++ trunk/reactos/lib/fslib/vfatlib/check/io.c [iso-8859-1] Mon Aug 4 05:00:32 2008
@@ -11,35 +11,11 @@
/* FAT32, VFAT, Atari format support, and various fixes additions May 1998
* by Roman Hodek <Roman.Hodek(a)informatik.uni-erlangen.de> */
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-//#include <unistd.h>
-#include <sys/stat.h>
-//#include <sys/ioctl.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <assert.h>
-//#include <linux/fd.h>
-
-
-#ifdef _WIN32
-#define _WIN32_WINNT 0x0400
-#include <windows.h>
-#include <winioctl.h>
-#define __LITTLE_ENDIAN 1234
-#define __BIG_ENDIAN 4321
-#define __BYTE_ORDER __LITTLE_ENDIAN
-#define inline
-#define __attribute__(x)
-#define BLOCK_SIZE 512
-#endif
-
-
-#include "dosfsck.h"
-#include "common.h"
-#include "io.h"
-
+
+#include "vfatlib.h"
+
+#define NDEBUG
+#include <debug.h>
typedef struct _change {
void *data;
@@ -50,19 +26,19 @@
static CHANGE *changes,*last;
-static int fd,did_change = 0;
+static int did_change = 0;
+static HANDLE fd;
+static LARGE_INTEGER CurrentOffset;
unsigned device_no;
-static int WIN32open(const char *path, int oflag, ...);
-#define open WIN32open
-static int WIN32close(int fd);
+static int WIN32close(HANDLE fd);
#define close WIN32close
-static int WIN32read(int fd, void *buf, unsigned int len);
+static int WIN32read(HANDLE fd, void *buf, unsigned int len);
#define read WIN32read
-static int WIN32write(int fd, void *buf, unsigned int len);
+static int WIN32write(HANDLE fd, void *buf, unsigned int len);
#define write WIN32write
-static loff_t WIN32llseek(int fd, loff_t offset, int whence);
+static loff_t WIN32llseek(HANDLE fd, loff_t offset, int whence);
#ifdef llseek
#undef llseek
#endif
@@ -70,30 +46,34 @@
//static int is_device = 0;
-void fs_open(char *path,int rw)
-{
-#ifdef _WIN32
- static char dev_buf[] = "\\\\.\\X:";
-#else
- struct stat stbuf;
-#endif
-
- if (path[1] == ':' && path[2] == '\0') {
- dev_buf[4] = path[0];
- path = dev_buf;
-// is_device = 1;
- }
-
- if ((fd = open(path,rw ? O_RDWR : O_RDONLY)) < 0)
- pdie("open %s",path);
+void fs_open(PUNICODE_STRING DriveRoot,int rw)
+{
+ OBJECT_ATTRIBUTES ObjectAttributes;
+ IO_STATUS_BLOCK Iosb;
+ NTSTATUS Status;
+
+ InitializeObjectAttributes(&ObjectAttributes,
+ DriveRoot,
+ 0,
+ NULL,
+ NULL);
+
+ Status = NtOpenFile(&fd,
+ FILE_GENERIC_READ | (rw ? FILE_GENERIC_WRITE : 0),
+ &ObjectAttributes,
+ &Iosb,
+ rw ? 0 : FILE_SHARE_READ,
+ FILE_SYNCHRONOUS_IO_ALERT);
+ if (!NT_SUCCESS(Status))
+ {
+ DPRINT("NtOpenFile() failed with status 0x%.08x\n", Status);
+ return;
+ }
+
+ CurrentOffset.QuadPart = 0LL;
+
changes = last = NULL;
did_change = 0;
-
-#if 0
- if (fstat(fd,&stbuf) < 0)
- pdie("fstat %s",path);
- device_no = S_ISBLK(stbuf.st_mode) ? (stbuf.st_rdev >> 8) & 0xff : 0;
-#endif
}
@@ -224,7 +204,6 @@
static void fs_flush(void)
{
CHANGE *this;
- //int size;
int old_write_immed = write_immed;
/* Disable writes to the list now */
@@ -233,19 +212,8 @@
while (changes) {
this = changes;
changes = changes->next;
-#if 0
- if (llseek(fd,this->pos,0) != this->pos)
- fprintf(stderr,"Seek to %lld failed: %s\n Did not write %d bytes.\n",
- (__int64)this->pos,strerror(errno),this->size);
- else if ((size = write(fd,this->data,this->size)) < 0)
- fprintf(stderr,"Writing %d bytes at %lld failed: %s\n",this->size,
- (__int64)this->pos,strerror(errno));
- else if (size != this->size)
- fprintf(stderr,"Wrote %d bytes instead of %d bytes at %lld."
- "\n",size,this->size,(__int64)this->pos);
-#else
+
fs_write(this->pos, this->size, this->data);
-#endif
free(this->data);
free(this);
@@ -283,163 +251,64 @@
/* tab-width: 8 */
/* End: */
-
-#define O_SHORT_LIVED _O_SHORT_LIVED
-//#define O_ACCMODE 3
-#define O_NONE 3
-#define O_BACKUP 0x10000
-#define O_SHARED 0x20000
-
-static int WIN32open(const char *path, int oflag, ...)
-{
- HANDLE fh;
- DWORD desiredAccess = 0;
- DWORD shareMode = 0;
- DWORD creationDisposition = 0;
- DWORD flagsAttributes = FILE_ATTRIBUTE_NORMAL;
- SECURITY_ATTRIBUTES securityAttributes;
- va_list ap;
- int pmode;
- int trunc = FALSE;
-
- securityAttributes.nLength = sizeof(securityAttributes);
- securityAttributes.lpSecurityDescriptor = NULL;
- securityAttributes.bInheritHandle = oflag & O_NOINHERIT ? FALSE : TRUE;
- switch (oflag & O_ACCMODE) {
- case O_RDONLY:
- desiredAccess = GENERIC_READ;
-// shareMode = FILE_SHARE_READ;
- shareMode = FILE_SHARE_READ|FILE_SHARE_WRITE; // TMN:
- break;
- case O_WRONLY:
- desiredAccess = GENERIC_WRITE;
- shareMode = 0;
- break;
- case O_RDWR:
- desiredAccess = GENERIC_READ|GENERIC_WRITE;
- shareMode = 0;
- break;
- case O_NONE:
- desiredAccess = 0;
- shareMode = FILE_SHARE_READ|FILE_SHARE_WRITE;
- }
- if (oflag & O_APPEND) {
- desiredAccess |= FILE_APPEND_DATA|SYNCHRONIZE;
- shareMode = FILE_SHARE_READ|FILE_SHARE_WRITE;
- }
- if (oflag & O_SHARED)
- shareMode |= FILE_SHARE_READ|FILE_SHARE_WRITE;
- switch (oflag & (O_CREAT|O_EXCL|O_TRUNC)) {
- case 0:
- case O_EXCL:
- creationDisposition = OPEN_EXISTING;
- break;
- case O_CREAT:
- creationDisposition = OPEN_ALWAYS;
- break;
- case O_CREAT|O_EXCL:
- case O_CREAT|O_TRUNC|O_EXCL:
- creationDisposition = CREATE_NEW;
- break;
- case O_TRUNC:
- case O_TRUNC|O_EXCL:
- creationDisposition = TRUNCATE_EXISTING;
- break;
- case O_CREAT|O_TRUNC:
- creationDisposition = OPEN_ALWAYS;
- trunc = TRUE;
- break;
- }
- if (oflag & O_CREAT) {
- va_start(ap, oflag);
- pmode = va_arg(ap, int);
- va_end(ap);
- if ((pmode & 0222) == 0)
- flagsAttributes |= FILE_ATTRIBUTE_READONLY;
- }
- if (oflag & O_TEMPORARY) {
- flagsAttributes |= FILE_FLAG_DELETE_ON_CLOSE;
- desiredAccess |= DELETE;
- }
- if (oflag & O_SHORT_LIVED)
- flagsAttributes |= FILE_ATTRIBUTE_TEMPORARY;
- if (oflag & O_SEQUENTIAL)
- flagsAttributes |= FILE_FLAG_SEQUENTIAL_SCAN;
- else if (oflag & O_RANDOM)
- flagsAttributes |= FILE_FLAG_RANDOM_ACCESS;
- if (oflag & O_BACKUP)
- flagsAttributes |= FILE_FLAG_BACKUP_SEMANTICS;
- if ((fh = CreateFile(path, desiredAccess, shareMode, &securityAttributes,
- creationDisposition, flagsAttributes, NULL)) == INVALID_HANDLE_VALUE) {
- errno = GetLastError();
- return -1;
- }
- if (trunc) {
- if (!SetEndOfFile(fh)) {
- errno = GetLastError();
- CloseHandle(fh);
- DeleteFile(path);
- return -1;
- }
- }
- return (int)fh;
-}
-
-static int WIN32close(int fd)
-{
- if (!CloseHandle((HANDLE)fd)) {
- errno = GetLastError();
- return -1;
- }
- return 0;
-}
-
-static int WIN32read(int fd, void *buf, unsigned int len)
-{
- DWORD actualLen;
-
- if (!ReadFile((HANDLE)fd, buf, (DWORD)len, &actualLen, NULL)) {
- errno = GetLastError();
- if (errno == ERROR_BROKEN_PIPE)
- return 0;
- else
- return -1;
- }
- return (int)actualLen;
-}
-
-static int WIN32write(int fd, void *buf, unsigned int len)
-{
- DWORD actualLen;
-
- if (!WriteFile((HANDLE)fd, buf, (DWORD)len, &actualLen, NULL)) {
- errno = GetLastError();
- return -1;
- }
- return (int)actualLen;
-}
-
-static loff_t WIN32llseek(int fd, loff_t offset, int whence)
-{
- long lo, hi;
- DWORD err;
-
- lo = (long)(offset & 0xffffffff);
- hi = (long)(offset >> 32);
- lo = SetFilePointer((HANDLE)fd, lo, &hi, whence);
- if (lo == 0xFFFFFFFF && (err = GetLastError()) != NO_ERROR) {
- errno = err;
- return -1;
- }
- return ((loff_t)hi << 32) | (__u32)lo;
-}
-
-int fsctl(int fd, int code)
-{
- DWORD ret;
- if (!DeviceIoControl((HANDLE)fd, code, NULL, 0, NULL, 0, &ret, NULL)) {
- errno = GetLastError();
- return -1;
- }
- return 0;
-}
+static int WIN32close(HANDLE FileHandle)
+{
+ if (!NT_SUCCESS(NtClose(FileHandle))) return -1;
+
+ return 0;
+}
+
+static int WIN32read(HANDLE FileHandle, void *buf, unsigned int len)
+{
+ IO_STATUS_BLOCK IoStatusBlock;
+ NTSTATUS Status;
+
+ Status = NtReadFile(FileHandle,
+ NULL,
+ NULL,
+ NULL,
+ &IoStatusBlock,
+ buf,
+ len,
+ &CurrentOffset,
+ NULL);
+ if (!NT_SUCCESS(Status))
+ {
+ DPRINT("NtReadFile() failed (Status %lx)\n", Status);
+ return -1;
+ }
+
+ CurrentOffset.QuadPart += len;
+ return (int)len;
+}
+
+static int WIN32write(HANDLE FileHandle, void *buf, unsigned int len)
+{
+ IO_STATUS_BLOCK IoStatusBlock;
+ NTSTATUS Status;
+
+ Status = NtWriteFile(FileHandle,
+ NULL,
+ NULL,
+ NULL,
+ &IoStatusBlock,
+ buf,
+ len,
+ &CurrentOffset,
+ NULL);
+ if (!NT_SUCCESS(Status))
+ {
+ DPRINT("NtWriteFile() failed (Status %lx)\n", Status);
+ return -1;
+ }
+
+ CurrentOffset.QuadPart += len;
+ return (int)len;
+}
+
+static loff_t WIN32llseek(HANDLE fd, loff_t offset, int whence)
+{
+ CurrentOffset.QuadPart = (ULONGLONG)offset;
+
+ return offset;
+}
Modified: trunk/reactos/lib/fslib/vfatlib/check/io.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/lib/fslib/vfatlib/check/io…
==============================================================================
--- trunk/reactos/lib/fslib/vfatlib/check/io.h [iso-8859-1] (original)
+++ trunk/reactos/lib/fslib/vfatlib/check/io.h [iso-8859-1] Mon Aug 4 05:00:32 2008
@@ -16,7 +16,7 @@
* sufficient (or even better :) for 64 bit offsets in the meantime */
#define llseek lseek
-void fs_open(char *path,int rw);
+void fs_open(PUNICODE_STRING DriveRoot,int rw);
/* Opens the file system PATH. If RW is zero, the file system is opened
read-only, otherwise, it is opened read-write. */
Modified: trunk/reactos/lib/fslib/vfatlib/check/lfn.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/lib/fslib/vfatlib/check/lf…
==============================================================================
--- trunk/reactos/lib/fslib/vfatlib/check/lfn.c [iso-8859-1] (original)
+++ trunk/reactos/lib/fslib/vfatlib/check/lfn.c [iso-8859-1] Mon Aug 4 05:00:32 2008
@@ -2,17 +2,12 @@
/* Written 1998 by Roman Hodek */
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <limits.h>
-#include <time.h>
-
-#include "common.h"
-#include "io.h"
-#include "dosfsck.h"
-#include "lfn.h"
-#include "file.h"
+#include "vfatlib.h"
+
+#include <limits.h> // for INT_MAX definition
+
+#define NDEBUG
+#include <debug.h>
typedef struct {
__u8 id; /* sequence number for slot */
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