ReceiveTempSMS
/
Sweden-Number
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

explorer: Split the device management to a separate file to make it usable independently of HAL support.

This commit is contained in:
Alexandre Julliard 2006-10-03 12:40:27 +02:00
parent 28dc896b28
commit dde935d111
4 changed files with 257 additions and 209 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
programs/explorer/Makefile.in
View File

@ -10,6 +10,7 @@ EXTRADEFS = @HALINCL@
C_SRCS = \
desktop.c \
device.c \
explorer.c \
hal.c \
systray.c

250
programs/explorer/device.c Normal file
View File

@ -0,0 +1,250 @@
/*
* Dynamic devices support
*
* Copyright 2006 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <assert.h>
#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
#include <sys/time.h>
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "winuser.h"
#include "dbt.h"
#include "wine/library.h"
#include "wine/list.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(explorer);
struct dos_drive
{
struct list entry;
char *udi;
int drive;
};
static struct list drives_list = LIST_INIT(drives_list);
static char *get_dosdevices_path(void)
{
const char *config_dir = wine_get_config_dir();
size_t len = strlen(config_dir) + sizeof("/dosdevices/a::");
char *path = HeapAlloc( GetProcessHeap(), 0, len );
if (path)
{
strcpy( path, config_dir );
strcat( path, "/dosdevices/a::" );
}
return path;
}
/* send notification about a change to a given drive */
static void send_notify( int drive, int code )
{
DWORD_PTR result;
DEV_BROADCAST_VOLUME info;
info.dbcv_size = sizeof(info);
info.dbcv_devicetype = DBT_DEVTYP_VOLUME;
info.dbcv_reserved = 0;
info.dbcv_unitmask = 1 << drive;
info.dbcv_flags = DBTF_MEDIA;
SendMessageTimeoutW( HWND_BROADCAST, WM_DEVICECHANGE, code, (LPARAM)&info,
SMTO_ABORTIFHUNG, 0, &result );
}
/* find or create a DOS drive for the corresponding device */
static int add_drive( const char *device, const char *type )
{
char *path, *p;
char in_use[26];
struct stat dev_st, drive_st;
int drive, first, last, avail = 0;
if (stat( device, &dev_st ) == -1 || !S_ISBLK( dev_st.st_mode )) return -1;
if (!(path = get_dosdevices_path())) return -1;
p = path + strlen(path) - 3;
memset( in_use, 0, sizeof(in_use) );
first = 2;
last = 26;
if (type && !strcmp( type, "floppy" ))
{
first = 0;
last = 2;
}
while (avail != -1)
{
avail = -1;
for (drive = first; drive < last; drive++)
{
if (in_use[drive]) continue; /* already checked */
*p = 'a' + drive;
if (stat( path, &drive_st ) == -1)
{
if (lstat( path, &drive_st ) == -1 && errno == ENOENT) /* this is a candidate */
{
if (avail == -1)
{
p[2] = 0;
/* if mount point symlink doesn't exist either, it's available */
if (lstat( path, &drive_st ) == -1 && errno == ENOENT) avail = drive;
p[2] = ':';
}
}
else in_use[drive] = 1;
}
else
{
in_use[drive] = 1;
if (!S_ISBLK( drive_st.st_mode )) continue;
if (dev_st.st_rdev == drive_st.st_rdev) goto done;
}
}
if (avail != -1)
{
/* try to use the one we found */
drive = avail;
*p = 'a' + drive;
if (symlink( device, path ) != -1) goto done;
/* failed, retry the search */
}
}
drive = -1;
done:
HeapFree( GetProcessHeap(), 0, path );
return drive;
}
static void set_mount_point( struct dos_drive *drive, const char *mount_point )
{
char *path, *p;
struct stat path_st, mnt_st;
if (drive->drive == -1) return;
if (!(path = get_dosdevices_path())) return;
p = path + strlen(path) - 3;
*p = 'a' + drive->drive;
p[2] = 0;
if (mount_point[0])
{
/* try to avoid unlinking if already set correctly */
if (stat( path, &path_st ) == -1 || stat( mount_point, &mnt_st ) == -1 ||
path_st.st_dev != mnt_st.st_dev || path_st.st_ino != mnt_st.st_ino)
{
unlink( path );
symlink( mount_point, path );
}
}
else unlink( path );
HeapFree( GetProcessHeap(), 0, path );
}
BOOL add_dos_device( const char *udi, const char *device,
const char *mount_point, const char *type )
{
struct dos_drive *drive;
/* first check if it already exists */
LIST_FOR_EACH_ENTRY( drive, &drives_list, struct dos_drive, entry )
{
if (!strcmp( udi, drive->udi )) goto found;
}
if (!(drive = HeapAlloc( GetProcessHeap(), 0, sizeof(*drive) ))) return FALSE;
if (!(drive->udi = HeapAlloc( GetProcessHeap(), 0, strlen(udi)+1 )))
{
HeapFree( GetProcessHeap(), 0, drive );
return FALSE;
}
strcpy( drive->udi, udi );
list_add_tail( &drives_list, &drive->entry );
found:
drive->drive = add_drive( device, type );
if (drive->drive != -1)
{
HKEY hkey;
set_mount_point( drive, mount_point );
WINE_TRACE( "added device %c: udi %s for %s on %s type %s\n",
'a' + drive->drive, wine_dbgstr_a(udi), wine_dbgstr_a(device),
wine_dbgstr_a(mount_point), wine_dbgstr_a(type) );
/* hack: force the drive type in the registry */
if (!RegCreateKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\Drives", &hkey ))
{
char name[3] = "a:";
name[0] += drive->drive;
if (!type || strcmp( type, "cdrom" )) type = "floppy"; /* FIXME: default to floppy */
RegSetValueExA( hkey, name, 0, REG_SZ, (const BYTE *)type, strlen(type) + 1 );
RegCloseKey( hkey );
}
send_notify( drive->drive, DBT_DEVICEARRIVAL );
}
return TRUE;
}
BOOL remove_dos_device( const char *udi )
{
HKEY hkey;
struct dos_drive *drive;
LIST_FOR_EACH_ENTRY( drive, &drives_list, struct dos_drive, entry )
{
if (strcmp( udi, drive->udi )) continue;
if (drive->drive != -1)
{
set_mount_point( drive, "" );
/* clear the registry key too */
if (!RegOpenKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\Drives", &hkey ))
{
char name[3] = "a:";
name[0] += drive->drive;
RegDeleteValueA( hkey, name );
RegCloseKey( hkey );
}
send_notify( drive->drive, DBT_DEVICEREMOVECOMPLETE );
}
list_remove( &drive->entry );
HeapFree( GetProcessHeap(), 0, drive->udi );
HeapFree( GetProcessHeap(), 0, drive );
return TRUE;
}
return FALSE;
}

4
programs/explorer/explorer_private.h
View File

@ -21,6 +21,10 @@
#ifndef __WINE_EXPLORER_PRIVATE_H
#define __WINE_EXPLORER_PRIVATE_H
extern BOOL add_dos_device( const char *udi, const char *device,
const char *mount_point, const char *type );
extern BOOL remove_dos_device( const char *udi );
extern void manage_desktop( char *arg );
extern void initialize_hal(void);
extern void initialize_systray(void);

211
programs/explorer/hal.c
View File

@ -31,13 +31,12 @@
#include "winbase.h"
#include "winreg.h"
#include "winuser.h"
#include "dbt.h"
#include "excpt.h"
#include "wine/library.h"
#include "wine/list.h"
#include "wine/exception.h"
#include "wine/debug.h"
#include "explorer_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(explorer);
@ -46,16 +45,6 @@ WINE_DEFAULT_DEBUG_CHANNEL(explorer);
#include <dbus/dbus.h>
#include <hal/libhal.h>
struct dos_drive
{
struct list entry;
char *udi;
int drive;
};
static struct list drives_list = LIST_INIT(drives_list);
#define DBUS_FUNCS \
DO_FUNC(dbus_bus_get); \
DO_FUNC(dbus_connection_close); \
@ -119,198 +108,6 @@ static WINE_EXCEPTION_FILTER(assert_fault)
return EXCEPTION_CONTINUE_SEARCH;
}
/* send notification about a change to a given drive */
static void send_notify( int drive, int code )
{
DWORD_PTR result;
DEV_BROADCAST_VOLUME info;
info.dbcv_size = sizeof(info);
info.dbcv_devicetype = DBT_DEVTYP_VOLUME;
info.dbcv_reserved = 0;
info.dbcv_unitmask = 1 << drive;
info.dbcv_flags = DBTF_MEDIA;
SendMessageTimeoutW( HWND_BROADCAST, WM_DEVICECHANGE, code, (LPARAM)&info,
SMTO_ABORTIFHUNG, 0, &result );
}
static char *get_dosdevices_path(void)
{
const char *config_dir = wine_get_config_dir();
size_t len = strlen(config_dir) + sizeof("/dosdevices/a::");
char *path = HeapAlloc( GetProcessHeap(), 0, len );
if (path)
{
strcpy( path, config_dir );
strcat( path, "/dosdevices/a::" );
}
return path;
}
/* find or create a DOS drive for the corresponding device */
static int add_drive( const char *device, const char *type )
{
char *path, *p;
char in_use[26];
struct stat dev_st, drive_st;
int drive, first, last, avail = 0;
if (stat( device, &dev_st ) == -1 || !S_ISBLK( dev_st.st_mode )) return -1;
if (!(path = get_dosdevices_path())) return -1;
p = path + strlen(path) - 3;
memset( in_use, 0, sizeof(in_use) );
first = 2;
last = 26;
if (type && !strcmp( type, "floppy" ))
{
first = 0;
last = 2;
}
while (avail != -1)
{
avail = -1;
for (drive = first; drive < last; drive++)
{
if (in_use[drive]) continue; /* already checked */
*p = 'a' + drive;
if (stat( path, &drive_st ) == -1)
{
if (lstat( path, &drive_st ) == -1 && errno == ENOENT) /* this is a candidate */
{
if (avail == -1)
{
p[2] = 0;
/* if mount point symlink doesn't exist either, it's available */
if (lstat( path, &drive_st ) == -1 && errno == ENOENT) avail = drive;
p[2] = ':';
}
}
else in_use[drive] = 1;
}
else
{
in_use[drive] = 1;
if (!S_ISBLK( drive_st.st_mode )) continue;
if (dev_st.st_rdev == drive_st.st_rdev) goto done;
}
}
if (avail != -1)
{
/* try to use the one we found */
drive = avail;
*p = 'a' + drive;
if (symlink( device, path ) != -1) goto done;
/* failed, retry the search */
}
}
drive = -1;
done:
HeapFree( GetProcessHeap(), 0, path );
return drive;
}
static void set_mount_point( struct dos_drive *drive, const char *mount_point )
{
char *path, *p;
struct stat path_st, mnt_st;
if (drive->drive == -1) return;
if (!(path = get_dosdevices_path())) return;
p = path + strlen(path) - 3;
*p = 'a' + drive->drive;
p[2] = 0;
if (mount_point[0])
{
/* try to avoid unlinking if already set correctly */
if (stat( path, &path_st ) == -1 || stat( mount_point, &mnt_st ) == -1 ||
path_st.st_dev != mnt_st.st_dev || path_st.st_ino != mnt_st.st_ino)
{
unlink( path );
symlink( mount_point, path );
}
}
else unlink( path );
HeapFree( GetProcessHeap(), 0, path );
}
static void add_dos_device( const char *udi, const char *device,
const char *mount_point, const char *type )
{
struct dos_drive *drive;
/* first check if it already exists */
LIST_FOR_EACH_ENTRY( drive, &drives_list, struct dos_drive, entry )
{
if (!strcmp( udi, drive->udi )) goto found;
}
if (!(drive = HeapAlloc( GetProcessHeap(), 0, sizeof(*drive) ))) return;
if (!(drive->udi = HeapAlloc( GetProcessHeap(), 0, strlen(udi)+1 )))
{
HeapFree( GetProcessHeap(), 0, drive );
return;
}
strcpy( drive->udi, udi );
list_add_tail( &drives_list, &drive->entry );
found:
drive->drive = add_drive( device, type );
if (drive->drive != -1)
{
HKEY hkey;
set_mount_point( drive, mount_point );
WINE_TRACE( "added device %c: udi %s for %s on %s type %s\n",
'a' + drive->drive, wine_dbgstr_a(udi), wine_dbgstr_a(device),
wine_dbgstr_a(mount_point), wine_dbgstr_a(type) );
/* hack: force the drive type in the registry */
if (!RegCreateKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\Drives", &hkey ))
{
char name[3] = "a:";
name[0] += drive->drive;
if (!type || strcmp( type, "cdrom" )) type = "floppy"; /* FIXME: default to floppy */
RegSetValueExA( hkey, name, 0, REG_SZ, (const BYTE *)type, strlen(type) + 1 );
RegCloseKey( hkey );
}
send_notify( drive->drive, DBT_DEVICEARRIVAL );
}
}
static void remove_dos_device( struct dos_drive *drive )
{
HKEY hkey;
if (drive->drive != -1)
{
set_mount_point( drive, "" );
/* clear the registry key too */
if (!RegOpenKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\Drives", &hkey ))
{
char name[3] = "a:";
name[0] += drive->drive;
RegDeleteValueA( hkey, name );
RegCloseKey( hkey );
}
send_notify( drive->drive, DBT_DEVICEREMOVECOMPLETE );
}
list_remove( &drive->entry );
HeapFree( GetProcessHeap(), 0, drive->udi );
HeapFree( GetProcessHeap(), 0, drive );
}
/* HAL callback for new device */
static void new_device( LibHalContext *ctx, const char *udi )
{
@ -352,18 +149,14 @@ done:
static void removed_device( LibHalContext *ctx, const char *udi )
{
DBusError error;
struct dos_drive *drive;
WINE_TRACE( "removed %s\n", wine_dbgstr_a(udi) );
LIST_FOR_EACH_ENTRY( drive, &drives_list, struct dos_drive, entry )
if (remove_dos_device( udi ))
{
if (strcmp( udi, drive->udi )) continue;
p_dbus_error_init( &error );
p_libhal_device_remove_property_watch( ctx, udi, &error );
remove_dos_device( drive );
p_dbus_error_free( &error );
return;
}
}