[ion] 54357: [WIN32CSR/CSRSS]: Implement the Sound Sentry CSRSS API. Obviously won't work until a real winsrv.dll exists (and its job will be to call NtUserSoundSentry in win32k.sys).

Author: ion
Date: Sat Nov 12 08:16:33 2011
New Revision: 54357
URL: http://svn.reactos.org/svn/reactos?rev=54357&view=rev
Log:
[WIN32CSR/CSRSS]: Implement the Sound Sentry CSRSS API. Obviously won't work until a
real winsrv.dll exists (and its job will be to call NtUserSoundSentry in win32k.sys).
Modified:
    trunk/reactos/subsystems/win32/csrss/win32csr/dllmain.c
    trunk/reactos/subsystems/win32/csrss/win32csr/file.c
    trunk/reactos/subsystems/win32/csrss/win32csr/w32csr.h
    trunk/reactos/subsystems/win32/csrss/win32csr/win32csr.h
Modified: trunk/reactos/subsystems/win32/csrss/win32csr/dllmain.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/csrss/win…
==============================================================================
--- trunk/reactos/subsystems/win32/csrss/win32csr/dllmain.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/csrss/win32csr/dllmain.c [iso-8859-1] Sat Nov 12
08:16:33 2011
@@ -91,6 +91,7 @@
     CSRSS_DEFINE_API(SET_HISTORY_INFO,             CsrSetHistoryInfo),
     CSRSS_DEFINE_API(GET_TEMP_FILE,                CsrGetTempFile),
     CSRSS_DEFINE_API(DEFINE_DOS_DEVICE,            CsrDefineDosDevice),
+    CSRSS_DEFINE_API(SOUND_SENTRY,                 CsrSoundSentry),
     { 0, 0, NULL }
 };
Modified: trunk/reactos/subsystems/win32/csrss/win32csr/file.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/csrss/win…
==============================================================================
--- trunk/reactos/subsystems/win32/csrss/win32csr/file.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/csrss/win32csr/file.c [iso-8859-1] Sat Nov 12 08:16:33
2011
@@ -16,11 +16,57 @@
 /* GLOBALS *******************************************************************/
+typedef BOOL (WINAPI *PUSER_SOUND_SENTRY)(VOID);
+BOOL
+WINAPI
+FirstSoundSentry(VOID);
+
 UINT CsrGetTempFileUnique;
 LIST_ENTRY DosDeviceHistory;
 RTL_CRITICAL_SECTION Win32CsrDefineDosDeviceCritSec;
+PUSER_SOUND_SENTRY _UserSoundSentry = FirstSoundSentry;
 /* FUNCTIONS *****************************************************************/
+
+BOOL
+WINAPI
+FailSoundSentry(VOID)
+{
+    /* In case the function can't be found/is unimplemented */
+    return FALSE;
+}
+
+BOOL
+WINAPI
+FirstSoundSentry(VOID)
+{
+    UNICODE_STRING DllString = RTL_CONSTANT_STRING(L"winsrv");
+    STRING FuncString = RTL_CONSTANT_STRING("_UserSoundSentry");
+    HANDLE DllHandle;
+    NTSTATUS Status;
+    PUSER_SOUND_SENTRY NewSoundSentry = FailSoundSentry;
+
+    /* Load winsrv manually */
+    Status = LdrGetDllHandle(NULL, NULL, &DllString, &DllHandle);
+    if (NT_SUCCESS(Status))
+    {
+        /* If it was found, get SoundSentry export */
+        Status = LdrGetProcedureAddress(DllHandle,
+                                        &FuncString,
+                                        0,
+                                        (PVOID*)&NewSoundSentry);
+    }
+
+    /* Set it as the callback for the future, and call it */
+    _UserSoundSentry = NewSoundSentry;
+    return _UserSoundSentry();
+}
+
+CSR_API(CsrSoundSentry)
+{
+    /* Call the API and see if it suceeds */
+    return _UserSoundSentry() ? STATUS_SUCCESS : STATUS_ACCESS_DENIED;
+}
 CSR_API(CsrGetTempFile)
 {
Modified: trunk/reactos/subsystems/win32/csrss/win32csr/w32csr.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/csrss/win…
==============================================================================
--- trunk/reactos/subsystems/win32/csrss/win32csr/w32csr.h [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/csrss/win32csr/w32csr.h [iso-8859-1] Sat Nov 12
08:16:33 2011
@@ -5,7 +5,7 @@
 #include <ndk/mmtypes.h>
 #include <ndk/mmfuncs.h>
 #include <ndk/obfuncs.h>
-
+#include <ndk/umfuncs.h>
 #include <psapi.h>
 /* External Winlogon Header */
Modified: trunk/reactos/subsystems/win32/csrss/win32csr/win32csr.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/csrss/win…
==============================================================================
--- trunk/reactos/subsystems/win32/csrss/win32csr/win32csr.h [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/csrss/win32csr/win32csr.h [iso-8859-1] Sat Nov 12
08:16:33 2011
@@ -75,5 +75,6 @@
 CSR_API(CsrSetLogonNotifyWindow);
 CSR_API(CsrRegisterLogonProcess);
+CSR_API(CsrSoundSentry);
 /* EOF */