drive: win: add hotplug support.
This commit is contained in:
Zhang Zhaolong
parent
4982c03e3d
commit
7205e348eb
@ -67,6 +67,15 @@ void devman_free(DEVMAN* devman)
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free(devman);
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}
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void devman_unregister_device(DEVMAN* devman, void* key)
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{
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DEVICE* device;
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device = (DEVICE *)ListDictionary_Remove(devman->devices, key);
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if (device)
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devman_device_free(device);
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}
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static void devman_register_device(DEVMAN* devman, DEVICE* device)
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{
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void* key = NULL;
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@ -23,6 +23,7 @@
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#include "rdpdr_main.h"
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void devman_unregister_device(DEVMAN* devman, void* key);
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BOOL devman_load_device_service(DEVMAN* devman, RDPDR_DEVICE* device);
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DEVICE* devman_get_device_by_id(DEVMAN* devman, UINT32 id);
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@ -33,6 +33,11 @@
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#include <freerdp/constants.h>
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#include <freerdp/channels/rdpdr.h>
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#ifdef _WIN32
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#include <windows.h>
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#include <dbt.h>
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#endif
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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@ -44,6 +49,201 @@
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#include "rdpdr_main.h"
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static void rdpdr_send_device_list_announce_request(rdpdrPlugin* rdpdr, BOOL userLoggedOn);
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static void rdpdr_send_device_list_remove_request(rdpdrPlugin* rdpdr, UINT32 count, UINT32 ids[])
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{
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wStream* s;
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int i;
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s = Stream_New(NULL, 256);
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Stream_Write_UINT16(s, RDPDR_CTYP_CORE);
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Stream_Write_UINT16(s, PAKID_CORE_DEVICELIST_REMOVE);
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Stream_Write_UINT32(s, count);
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for (i = 0; i < count; i++)
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Stream_Write_UINT32(s, ids[i]);
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Stream_SealLength(s);
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rdpdr_send(rdpdr, s);
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}
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#ifdef _WIN32
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LRESULT CALLBACK hotplug_proc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
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{
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rdpdrPlugin *rdpdr;
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PDEV_BROADCAST_HDR lpdb = (PDEV_BROADCAST_HDR)lParam;
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rdpdr = (rdpdrPlugin *)GetWindowLongPtr(hWnd, GWLP_USERDATA);
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switch(Msg)
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{
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case WM_DEVICECHANGE:
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switch (wParam)
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{
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case DBT_DEVICEARRIVAL:
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if (lpdb -> dbch_devicetype == DBT_DEVTYP_VOLUME)
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{
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PDEV_BROADCAST_VOLUME lpdbv = (PDEV_BROADCAST_VOLUME)lpdb;
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DWORD unitmask = lpdbv->dbcv_unitmask;
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int i;
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char drive_path[4] = { 'c', ':', '/', '\0'};
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for (i = 0; i < 26; i++)
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{
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if (unitmask & 0x01)
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{
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RDPDR_DRIVE* drive;
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drive_path[0] = 'A' + i;
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drive = (RDPDR_DRIVE*) malloc(sizeof(RDPDR_DRIVE));
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ZeroMemory(drive, sizeof(RDPDR_DRIVE));
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drive->Type = RDPDR_DTYP_FILESYSTEM;
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drive->Path = _strdup(drive_path);
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drive_path[1] = '\0';
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drive->Name = _strdup(drive_path);
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devman_load_device_service(rdpdr->devman, (RDPDR_DEVICE *)drive);
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rdpdr_send_device_list_announce_request(rdpdr, TRUE);
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}
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unitmask = unitmask >> 1;
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}
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}
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break;
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case DBT_DEVICEREMOVECOMPLETE:
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if (lpdb -> dbch_devicetype == DBT_DEVTYP_VOLUME)
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{
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PDEV_BROADCAST_VOLUME lpdbv = (PDEV_BROADCAST_VOLUME)lpdb;
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DWORD unitmask = lpdbv->dbcv_unitmask;
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int i, j, count;
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char drive_name_upper, drive_name_lower;
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ULONG_PTR *keys;
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DEVICE *dev;
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UINT32 ids[1];
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for (i = 0; i < 26; i++)
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{
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if (unitmask & 0x01)
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{
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drive_name_upper = 'A' + i;
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drive_name_lower = 'a' + i;
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count = ListDictionary_GetKeys(rdpdr->devman->devices, &keys);
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for (j = 0; j < count; j++)
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{
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dev = (DEVICE *)ListDictionary_GetItemValue(rdpdr->devman->devices, (void *)keys[j]);
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if (dev->name[0] == drive_name_upper || dev->name[0] == drive_name_lower)
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{
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devman_unregister_device(rdpdr->devman, (void *)keys[j]);
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ids[0] = keys[j];
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rdpdr_send_device_list_remove_request(rdpdr, 1, ids);
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break;
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}
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}
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}
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unitmask = unitmask >> 1;
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}
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}
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break;
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default:
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break;
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}
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break;
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default:
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return DefWindowProc(hWnd, Msg, wParam, lParam);
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}
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return DefWindowProc(hWnd, Msg, wParam, lParam);
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}
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static void* drive_hotplug_thread_func(void *arg)
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{
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rdpdrPlugin *rdpdr;
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WNDCLASSEX wnd_cls;
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HWND hwnd;
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MSG msg;
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BOOL bRet;
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DEV_BROADCAST_HANDLE NotificationFilter;
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HDEVNOTIFY hDevNotify;
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rdpdr = (rdpdrPlugin *)arg;
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/* init windows class */
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wnd_cls.cbSize = sizeof(WNDCLASSEX);
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wnd_cls.style = CS_HREDRAW | CS_VREDRAW;
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wnd_cls.lpfnWndProc = hotplug_proc;
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wnd_cls.cbClsExtra = 0;
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wnd_cls.cbWndExtra = 0;
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wnd_cls.hIcon = LoadIcon(NULL, IDI_APPLICATION);
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wnd_cls.hCursor = NULL;
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wnd_cls.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
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wnd_cls.lpszMenuName = NULL;
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wnd_cls.lpszClassName = L"DRIVE_HOTPLUG";
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wnd_cls.hInstance = NULL;
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wnd_cls.hIconSm = LoadIcon(NULL, IDI_APPLICATION);
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RegisterClassEx(&wnd_cls);
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/* create window */
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hwnd = CreateWindowEx(0, L"DRIVE_HOTPLUG", NULL,
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0, 0, 0, 0, 0,
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NULL, NULL, NULL, NULL);
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SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)rdpdr);
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rdpdr->hotplug_wnd = hwnd;
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/* register device interface to hwnd */
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NotificationFilter.dbch_size = sizeof(DEV_BROADCAST_HANDLE);
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NotificationFilter.dbch_devicetype = DBT_DEVTYP_HANDLE;
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hDevNotify = RegisterDeviceNotification(hwnd, &NotificationFilter, DEVICE_NOTIFY_WINDOW_HANDLE);
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/* message loop */
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while ((bRet = GetMessage(&msg, 0, 0, 0)) != 0)
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{
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if (bRet == -1)
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{
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break;
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}
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else
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{
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TranslateMessage(&msg);
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DispatchMessage(&msg);
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}
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}
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UnregisterDeviceNotification(hDevNotify);
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return NULL;
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}
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static void drive_hotplug_thread_terminate(rdpdrPlugin* rdpdr)
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{
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if (rdpdr->hotplug_wnd)
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PostMessage(rdpdr->hotplug_wnd, WM_QUIT, 0, 0);
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}
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#else
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static void* drive_hotplug_thread_func(void *arg)
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{
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}
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static void drive_hotplug_thread_terminate(rdpdrPlugin* rdpdr)
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{
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}
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#endif
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static void rdpdr_process_connect(rdpdrPlugin* rdpdr)
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{
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int index;
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@ -58,6 +258,11 @@ static void rdpdr_process_connect(rdpdrPlugin* rdpdr)
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for (index = 0; index < settings->DeviceCount; index++)
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{
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device = settings->DeviceArray[index];
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if (strcmp(device->Name, "*") == 0)
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{
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CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)drive_hotplug_thread_func, rdpdr, 0, NULL);
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continue;
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}
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devman_load_device_service(rdpdr->devman, device);
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}
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}
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@ -493,6 +698,8 @@ static void rdpdr_virtual_channel_event_terminated(rdpdrPlugin* rdpdr)
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MessagePipe_Free(rdpdr->MsgPipe);
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CloseHandle(rdpdr->thread);
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drive_hotplug_thread_terminate(rdpdr);
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rdpdr->channelEntryPoints.pVirtualChannelClose(rdpdr->OpenHandle);
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if (rdpdr->data_in)
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@ -52,6 +52,12 @@ struct rdpdr_plugin
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UINT16 versionMinor;
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UINT16 clientID;
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char computerName[256];
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/* hotplug support */
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#ifdef _WIN32
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HWND hotplug_wnd;
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#else
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#endif
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};
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int rdpdr_send(rdpdrPlugin* rdpdr, wStream* s);
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