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| author | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2019-02-10 22:30:50 +0100 |
|---|---|---|
| committer | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2019-02-10 22:54:37 +0100 |
| commit | 3903fcc595cbdcd403fa6713e663cf542e99c814 (patch) | |
| tree | b98681d570501d14508a1307b4a31a6d1beb2c92 /src | |
| parent | 97ccbaf0a36f6a8a82c7407746899a9fade34831 (diff) | |
| download | VeraCrypt-3903fcc595cbdcd403fa6713e663cf542e99c814.tar.gz VeraCrypt-3903fcc595cbdcd403fa6713e663cf542e99c814.zip | |
Windows: Avoid simultaneous calls of favorites mounting, for example if corresponding hotkey is pressed multiple times.
Diffstat (limited to 'src')
| -rw-r--r-- | src/Mount/Mount.c | 39 |
1 files changed, 26 insertions, 13 deletions
diff --git a/src/Mount/Mount.c b/src/Mount/Mount.c index 98732214..9cd61757 100644 --- a/src/Mount/Mount.c +++ b/src/Mount/Mount.c @@ -53,6 +53,9 @@ #include <Strsafe.h> #include <InitGuid.h> #include <devguid.h> +#include <intrin.h> + +#pragma intrinsic(_InterlockedCompareExchange, _InterlockedExchange) #import <msxml6.dll> no_auto_exclude @@ -168,6 +171,8 @@ static MOUNT_LIST_STRUCT LastKnownMountList = {0}; VOLUME_NOTIFICATIONS_LIST VolumeNotificationsList; static DWORD LastKnownLogicalDrives; +static volatile LONG FavoriteMountOnGoing = 0; + static HANDLE TaskBarIconMutex = NULL; static BOOL MainWindowHidden = FALSE; static int pwdChangeDlgMode = PCDM_CHANGE_PASSWORD; @@ -8626,7 +8631,8 @@ BOOL CALLBACK MainDialogProc (HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lPa if (lw == IDM_MOUNT_FAVORITE_VOLUMES) { - _beginthread(mountFavoriteVolumeThreadFunction, 0, NULL); + if (0 == _InterlockedCompareExchange(&FavoriteMountOnGoing, 1, 0)) + _beginthread(mountFavoriteVolumeThreadFunction, 0, NULL); return 1; } @@ -8707,13 +8713,16 @@ BOOL CALLBACK MainDialogProc (HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lPa } else { - mountFavoriteVolumeThreadParam* pParam = (mountFavoriteVolumeThreadParam*) calloc(1, sizeof(mountFavoriteVolumeThreadParam)); - pParam->systemFavorites = FALSE; - pParam->logOnMount = FALSE; - pParam->hotKeyMount = FALSE; - pParam->favoriteVolumeToMount = &FavoriteVolumes[favoriteIndex]; + if (0 == _InterlockedCompareExchange(&FavoriteMountOnGoing, 1, 0)) + { + mountFavoriteVolumeThreadParam* pParam = (mountFavoriteVolumeThreadParam*) calloc(1, sizeof(mountFavoriteVolumeThreadParam)); + pParam->systemFavorites = FALSE; + pParam->logOnMount = FALSE; + pParam->hotKeyMount = FALSE; + pParam->favoriteVolumeToMount = &FavoriteVolumes[favoriteIndex]; - _beginthread(mountFavoriteVolumeThreadFunction, 0, pParam); + _beginthread(mountFavoriteVolumeThreadFunction, 0, pParam); + } } } @@ -10168,6 +10177,7 @@ void CALLBACK mountFavoriteVolumeCallbackFunction (void *pArg, HWND hwnd) void __cdecl mountFavoriteVolumeThreadFunction (void *pArg) { ShowWaitDialog (MainDlg, FALSE, mountFavoriteVolumeCallbackFunction, pArg); + _InterlockedExchange(&FavoriteMountOnGoing, 0); } static void SaveDefaultKeyFilesParam (HWND hwnd) @@ -10302,13 +10312,16 @@ static void HandleHotKey (HWND hwndDlg, WPARAM wParam) case HK_MOUNT_FAVORITE_VOLUMES: { - mountFavoriteVolumeThreadParam* pParam = (mountFavoriteVolumeThreadParam*) calloc(1, sizeof(mountFavoriteVolumeThreadParam)); - pParam->systemFavorites = FALSE; - pParam->logOnMount = FALSE; - pParam->hotKeyMount = TRUE; - pParam->favoriteVolumeToMount = NULL; + if (0 == _InterlockedCompareExchange(&FavoriteMountOnGoing, 1, 0)) + { + mountFavoriteVolumeThreadParam* pParam = (mountFavoriteVolumeThreadParam*) calloc(1, sizeof(mountFavoriteVolumeThreadParam)); + pParam->systemFavorites = FALSE; + pParam->logOnMount = FALSE; + pParam->hotKeyMount = TRUE; + pParam->favoriteVolumeToMount = NULL; - _beginthread(mountFavoriteVolumeThreadFunction, 0, pParam); + _beginthread(mountFavoriteVolumeThreadFunction, 0, pParam); + } } break; |