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Commit 78532a0c authored by Alexandre Julliard's avatar Alexandre Julliard
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ntdll: Move the directory change functions to the Unix library.

Signed-off-by: 's avatarAlexandre Julliard <julliard@winehq.org>
parent 7e3d2654
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Showing with 144 additions and 281 deletions
dlls/ntdll/file.c
View file @ 78532a0c
...@@ -22,79 +22,7 @@ ...@@ -22,79 +22,7 @@
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
#include <stdio.h> #include <stdio.h>
#include <errno.h>
#include <assert.h> #include <assert.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifdef HAVE_LINUX_MAJOR_H
# include <linux/major.h>
#endif
#ifdef HAVE_SYS_STATVFS_H
# include <sys/statvfs.h>
#endif
#ifdef HAVE_SYS_PARAM_H
# include <sys/param.h>
#endif
#ifdef HAVE_SYS_SYSCALL_H
# include <sys/syscall.h>
#endif
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif
#ifdef HAVE_SYS_IOCTL_H
#include <sys/ioctl.h>
#endif
#ifdef HAVE_SYS_FILIO_H
# include <sys/filio.h>
#endif
#ifdef HAVE_POLL_H
#include <poll.h>
#endif
#ifdef HAVE_SYS_POLL_H
#include <sys/poll.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef MAJOR_IN_MKDEV
# include <sys/mkdev.h>
#elif defined(MAJOR_IN_SYSMACROS)
# include <sys/sysmacros.h>
#endif
#ifdef HAVE_UTIME_H
# include <utime.h>
#endif
#ifdef HAVE_SYS_VFS_H
/* Work around a conflict with Solaris' system list defined in sys/list.h. */
#define list SYSLIST
#define list_next SYSLIST_NEXT
#define list_prev SYSLIST_PREV
#define list_head SYSLIST_HEAD
#define list_tail SYSLIST_TAIL
#define list_move_tail SYSLIST_MOVE_TAIL
#define list_remove SYSLIST_REMOVE
# include <sys/vfs.h>
#undef list
#undef list_next
#undef list_prev
#undef list_head
#undef list_tail
#undef list_move_tail
#undef list_remove
#endif
#ifdef HAVE_SYS_MOUNT_H
# include <sys/mount.h>
#endif
#ifdef HAVE_SYS_STATFS_H
# include <sys/statfs.h>
#endif
#ifdef HAVE_TERMIOS_H
#include <termios.h>
#endif
#ifdef HAVE_VALGRIND_MEMCHECK_H
# include <valgrind/memcheck.h>
#endif
#include "ntstatus.h" #include "ntstatus.h"
#define WIN32_NO_STATUS #define WIN32_NO_STATUS
...@@ -171,89 +99,6 @@ NTSTATUS WINAPI NtCreateFile( PHANDLE handle, ACCESS_MASK access, POBJECT_ATTRIB ...@@ -171,89 +99,6 @@ NTSTATUS WINAPI NtCreateFile( PHANDLE handle, ACCESS_MASK access, POBJECT_ATTRIB
sharing, disposition, options, ea_buffer, ea_length ); sharing, disposition, options, ea_buffer, ea_length );
} }
/***********************************************************************
* Asynchronous file I/O *
*/
typedef NTSTATUS async_callback_t( void *user, IO_STATUS_BLOCK *io, NTSTATUS status );
struct async_fileio
{
async_callback_t *callback; /* must be the first field */
struct async_fileio *next;
HANDLE handle;
};
struct async_fileio_read
{
struct async_fileio io;
char* buffer;
unsigned int already;
unsigned int count;
BOOL avail_mode;
};
struct async_fileio_write
{
struct async_fileio io;
const char *buffer;
unsigned int already;
unsigned int count;
};
struct async_irp
{
struct async_fileio io;
void *buffer; /* buffer for output */
ULONG size; /* size of buffer */
};
static struct async_fileio *fileio_freelist;
static void release_fileio( struct async_fileio *io )
{
for (;;)
{
struct async_fileio *next = fileio_freelist;
io->next = next;
if (InterlockedCompareExchangePointer( (void **)&fileio_freelist, io, next ) == next) return;
}
}
static struct async_fileio *alloc_fileio( DWORD size, async_callback_t callback, HANDLE handle )
{
/* first free remaining previous fileinfos */
struct async_fileio *io = InterlockedExchangePointer( (void **)&fileio_freelist, NULL );
while (io)
{
struct async_fileio *next = io->next;
RtlFreeHeap( GetProcessHeap(), 0, io );
io = next;
}
if ((io = RtlAllocateHeap( GetProcessHeap(), 0, size )))
{
io->callback = callback;
io->handle = handle;
}
return io;
}
static async_data_t server_async( HANDLE handle, struct async_fileio *user, HANDLE event,
PIO_APC_ROUTINE apc, void *apc_context, IO_STATUS_BLOCK *io )
{
async_data_t async;
async.handle = wine_server_obj_handle( handle );
async.user = wine_server_client_ptr( user );
async.iosb = wine_server_client_ptr( io );
async.event = wine_server_obj_handle( event );
async.apc = wine_server_client_ptr( apc );
async.apc_context = wine_server_client_ptr( apc_context );
return async;
}
/****************************************************************************** /******************************************************************************
* NtReadFile [NTDLL.@] * NtReadFile [NTDLL.@]
...@@ -409,101 +254,6 @@ NTSTATUS WINAPI NtFsControlFile(HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc ...@@ -409,101 +254,6 @@ NTSTATUS WINAPI NtFsControlFile(HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc
} }
struct read_changes_fileio
{
struct async_fileio io;
void *buffer;
ULONG buffer_size;
ULONG data_size;
char data[1];
};
static NTSTATUS read_changes_apc( void *user, IO_STATUS_BLOCK *iosb, NTSTATUS status )
{
struct read_changes_fileio *fileio = user;
int size = 0;
if (status == STATUS_ALERTED)
{
SERVER_START_REQ( read_change )
{
req->handle = wine_server_obj_handle( fileio->io.handle );
wine_server_set_reply( req, fileio->data, fileio->data_size );
status = wine_server_call( req );
size = wine_server_reply_size( reply );
}
SERVER_END_REQ;
if (status == STATUS_SUCCESS && fileio->buffer)
{
FILE_NOTIFY_INFORMATION *pfni = fileio->buffer;
int i, left = fileio->buffer_size;
DWORD *last_entry_offset = NULL;
struct filesystem_event *event = (struct filesystem_event*)fileio->data;
while (size && left >= sizeof(*pfni))
{
DWORD len = (left - offsetof(FILE_NOTIFY_INFORMATION, FileName)) / sizeof(WCHAR);
/* convert to an NT style path */
for (i = 0; i < event->len; i++)
if (event->name[i] == '/') event->name[i] = '\\';
pfni->Action = event->action;
pfni->FileNameLength = ntdll_umbstowcs( event->name, event->len, pfni->FileName, len );
last_entry_offset = &pfni->NextEntryOffset;
if (pfni->FileNameLength == len) break;
i = offsetof(FILE_NOTIFY_INFORMATION, FileName[pfni->FileNameLength]);
pfni->FileNameLength *= sizeof(WCHAR);
pfni->NextEntryOffset = i;
pfni = (FILE_NOTIFY_INFORMATION*)((char*)pfni + i);
left -= i;
i = (offsetof(struct filesystem_event, name[event->len])
+ sizeof(int)-1) / sizeof(int) * sizeof(int);
event = (struct filesystem_event*)((char*)event + i);
size -= i;
}
if (size)
{
status = STATUS_NOTIFY_ENUM_DIR;
size = 0;
}
else
{
if (last_entry_offset) *last_entry_offset = 0;
size = fileio->buffer_size - left;
}
}
else
{
status = STATUS_NOTIFY_ENUM_DIR;
size = 0;
}
}
if (status != STATUS_PENDING)
{
iosb->u.Status = status;
iosb->Information = size;
release_fileio( &fileio->io );
}
return status;
}
#define FILE_NOTIFY_ALL ( \
FILE_NOTIFY_CHANGE_FILE_NAME | \
FILE_NOTIFY_CHANGE_DIR_NAME | \
FILE_NOTIFY_CHANGE_ATTRIBUTES | \
FILE_NOTIFY_CHANGE_SIZE | \
FILE_NOTIFY_CHANGE_LAST_WRITE | \
FILE_NOTIFY_CHANGE_LAST_ACCESS | \
FILE_NOTIFY_CHANGE_CREATION | \
FILE_NOTIFY_CHANGE_SECURITY )
/****************************************************************************** /******************************************************************************
* NtNotifyChangeDirectoryFile [NTDLL.@] * NtNotifyChangeDirectoryFile [NTDLL.@]
*/ */
...@@ -511,38 +261,11 @@ NTSTATUS WINAPI NtNotifyChangeDirectoryFile( HANDLE handle, HANDLE event, PIO_AP ...@@ -511,38 +261,11 @@ NTSTATUS WINAPI NtNotifyChangeDirectoryFile( HANDLE handle, HANDLE event, PIO_AP
void *apc_context, PIO_STATUS_BLOCK iosb, void *buffer, void *apc_context, PIO_STATUS_BLOCK iosb, void *buffer,
ULONG buffer_size, ULONG filter, BOOLEAN subtree ) ULONG buffer_size, ULONG filter, BOOLEAN subtree )
{ {
struct read_changes_fileio *fileio; return unix_funcs->NtNotifyChangeDirectoryFile( handle, event, apc, apc_context, iosb,
NTSTATUS status; buffer, buffer_size, filter, subtree );
ULONG size = max( 4096, buffer_size );
TRACE( "%p %p %p %p %p %p %u %u %d\n",
handle, event, apc, apc_context, iosb, buffer, buffer_size, filter, subtree );
if (!iosb) return STATUS_ACCESS_VIOLATION;
if (filter == 0 || (filter & ~FILE_NOTIFY_ALL)) return STATUS_INVALID_PARAMETER;
fileio = (struct read_changes_fileio *)alloc_fileio( offsetof(struct read_changes_fileio, data[size]),
read_changes_apc, handle );
if (!fileio) return STATUS_NO_MEMORY;
fileio->buffer = buffer;
fileio->buffer_size = buffer_size;
fileio->data_size = size;
SERVER_START_REQ( read_directory_changes )
{
req->filter = filter;
req->want_data = (buffer != NULL);
req->subtree = subtree;
req->async = server_async( handle, &fileio->io, event, apc, apc_context, iosb );
status = wine_server_call( req );
}
SERVER_END_REQ;
if (status != STATUS_PENDING) RtlFreeHeap( GetProcessHeap(), 0, fileio );
return status;
} }
/****************************************************************************** /******************************************************************************
* NtSetVolumeInformationFile [NTDLL.@] * NtSetVolumeInformationFile [NTDLL.@]
* ZwSetVolumeInformationFile [NTDLL.@] * ZwSetVolumeInformationFile [NTDLL.@]
......
dlls/ntdll/unix/file.c
View file @ 78532a0c
...@@ -4453,6 +4453,15 @@ struct async_fileio_write ...@@ -4453,6 +4453,15 @@ struct async_fileio_write
unsigned int count; unsigned int count;
}; };
struct async_fileio_read_changes
{
struct async_fileio io;
void *buffer;
ULONG buffer_size;
ULONG data_size;
char data[1];
};
struct async_irp struct async_irp
{ {
struct async_fileio io; struct async_fileio io;
...@@ -5730,6 +5739,132 @@ NTSTATUS WINAPI NtFlushBuffersFile( HANDLE handle, IO_STATUS_BLOCK *io ) ...@@ -5730,6 +5739,132 @@ NTSTATUS WINAPI NtFlushBuffersFile( HANDLE handle, IO_STATUS_BLOCK *io )
} }
static NTSTATUS read_changes_apc( void *user, IO_STATUS_BLOCK *iosb, NTSTATUS status )
{
struct async_fileio_read_changes *fileio = user;
int size = 0;
if (status == STATUS_ALERTED)
{
SERVER_START_REQ( read_change )
{
req->handle = wine_server_obj_handle( fileio->io.handle );
wine_server_set_reply( req, fileio->data, fileio->data_size );
status = wine_server_call( req );
size = wine_server_reply_size( reply );
}
SERVER_END_REQ;
if (status == STATUS_SUCCESS && fileio->buffer)
{
FILE_NOTIFY_INFORMATION *pfni = fileio->buffer;
int i, left = fileio->buffer_size;
DWORD *last_entry_offset = NULL;
struct filesystem_event *event = (struct filesystem_event*)fileio->data;
while (size && left >= sizeof(*pfni))
{
DWORD len = (left - offsetof(FILE_NOTIFY_INFORMATION, FileName)) / sizeof(WCHAR);
/* convert to an NT style path */
for (i = 0; i < event->len; i++)
if (event->name[i] == '/') event->name[i] = '\\';
pfni->Action = event->action;
pfni->FileNameLength = ntdll_umbstowcs( event->name, event->len, pfni->FileName, len );
last_entry_offset = &pfni->NextEntryOffset;
if (pfni->FileNameLength == len) break;
i = offsetof(FILE_NOTIFY_INFORMATION, FileName[pfni->FileNameLength]);
pfni->FileNameLength *= sizeof(WCHAR);
pfni->NextEntryOffset = i;
pfni = (FILE_NOTIFY_INFORMATION*)((char*)pfni + i);
left -= i;
i = (offsetof(struct filesystem_event, name[event->len])
+ sizeof(int)-1) / sizeof(int) * sizeof(int);
event = (struct filesystem_event*)((char*)event + i);
size -= i;
}
if (size)
{
status = STATUS_NOTIFY_ENUM_DIR;
size = 0;
}
else
{
if (last_entry_offset) *last_entry_offset = 0;
size = fileio->buffer_size - left;
}
}
else
{
status = STATUS_NOTIFY_ENUM_DIR;
size = 0;
}
}
if (status != STATUS_PENDING)
{
iosb->u.Status = status;
iosb->Information = size;
release_fileio( &fileio->io );
}
return status;
}
#define FILE_NOTIFY_ALL ( \
FILE_NOTIFY_CHANGE_FILE_NAME | \
FILE_NOTIFY_CHANGE_DIR_NAME | \
FILE_NOTIFY_CHANGE_ATTRIBUTES | \
FILE_NOTIFY_CHANGE_SIZE | \
FILE_NOTIFY_CHANGE_LAST_WRITE | \
FILE_NOTIFY_CHANGE_LAST_ACCESS | \
FILE_NOTIFY_CHANGE_CREATION | \
FILE_NOTIFY_CHANGE_SECURITY )
/******************************************************************************
* NtNotifyChangeDirectoryFile (NTDLL.@)
*/
NTSTATUS WINAPI NtNotifyChangeDirectoryFile( HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc,
void *apc_context, IO_STATUS_BLOCK *iosb, void *buffer,
ULONG buffer_size, ULONG filter, BOOLEAN subtree )
{
struct async_fileio_read_changes *fileio;
NTSTATUS status;
ULONG size = max( 4096, buffer_size );
TRACE( "%p %p %p %p %p %p %u %u %d\n",
handle, event, apc, apc_context, iosb, buffer, buffer_size, filter, subtree );
if (!iosb) return STATUS_ACCESS_VIOLATION;
if (filter == 0 || (filter & ~FILE_NOTIFY_ALL)) return STATUS_INVALID_PARAMETER;
fileio = (struct async_fileio_read_changes *)alloc_fileio(
offsetof(struct async_fileio_read_changes, data[size]), read_changes_apc, handle );
if (!fileio) return STATUS_NO_MEMORY;
fileio->buffer = buffer;
fileio->buffer_size = buffer_size;
fileio->data_size = size;
SERVER_START_REQ( read_directory_changes )
{
req->filter = filter;
req->want_data = (buffer != NULL);
req->subtree = subtree;
req->async = server_async( handle, &fileio->io, event, apc, apc_context, iosb );
status = wine_server_call( req );
}
SERVER_END_REQ;
if (status != STATUS_PENDING) RtlFreeHeap( GetProcessHeap(), 0, fileio );
return status;
}
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) || defined(__APPLE__) #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) || defined(__APPLE__)
/* helper for FILE_GetDeviceInfo to hide some platform differences in fstatfs */ /* helper for FILE_GetDeviceInfo to hide some platform differences in fstatfs */
static inline void get_device_info_fstatfs( FILE_FS_DEVICE_INFORMATION *info, const char *fstypename, static inline void get_device_info_fstatfs( FILE_FS_DEVICE_INFORMATION *info, const char *fstypename,
......
dlls/ntdll/unix/loader.c
View file @ 78532a0c
...@@ -913,6 +913,7 @@ static struct unix_funcs unix_funcs = ...@@ -913,6 +913,7 @@ static struct unix_funcs unix_funcs =
NtIsProcessInJob, NtIsProcessInJob,
NtLockVirtualMemory, NtLockVirtualMemory,
NtMapViewOfSection, NtMapViewOfSection,
NtNotifyChangeDirectoryFile,
NtOpenEvent, NtOpenEvent,
NtOpenFile, NtOpenFile,
NtOpenIoCompletion, NtOpenIoCompletion,
......
dlls/ntdll/unixlib.h
View file @ 78532a0c
...@@ -28,7 +28,7 @@ struct ldt_copy; ...@@ -28,7 +28,7 @@ struct ldt_copy;
struct msghdr; struct msghdr;
/* increment this when you change the function table */ /* increment this when you change the function table */
#define NTDLL_UNIXLIB_VERSION 55 #define NTDLL_UNIXLIB_VERSION 56
struct unix_funcs struct unix_funcs
{ {
...@@ -114,6 +114,10 @@ struct unix_funcs ...@@ -114,6 +114,10 @@ struct unix_funcs
ULONG_PTR zero_bits, SIZE_T commit_size, ULONG_PTR zero_bits, SIZE_T commit_size,
const LARGE_INTEGER *offset_ptr, SIZE_T *size_ptr, const LARGE_INTEGER *offset_ptr, SIZE_T *size_ptr,
SECTION_INHERIT inherit, ULONG alloc_type, ULONG protect ); SECTION_INHERIT inherit, ULONG alloc_type, ULONG protect );
NTSTATUS (WINAPI *NtNotifyChangeDirectoryFile)( HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc,
void *apc_context, IO_STATUS_BLOCK *iosb,
void *buffer, ULONG buffer_size,
ULONG filter, BOOLEAN subtree );
NTSTATUS (WINAPI *NtOpenEvent)( HANDLE *handle, ACCESS_MASK access, NTSTATUS (WINAPI *NtOpenEvent)( HANDLE *handle, ACCESS_MASK access,
const OBJECT_ATTRIBUTES *attr ); const OBJECT_ATTRIBUTES *attr );
NTSTATUS (WINAPI *NtOpenFile)( HANDLE *handle, ACCESS_MASK access, OBJECT_ATTRIBUTES *attr, NTSTATUS (WINAPI *NtOpenFile)( HANDLE *handle, ACCESS_MASK access, OBJECT_ATTRIBUTES *attr,
......
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