mirror of
https://github.com/reactos/reactos.git
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172 lines
7.8 KiB
C
172 lines
7.8 KiB
C
/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS system libraries
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* FILE: subsys/csrss/win32csr/dllmain.c
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* PURPOSE: Initialization
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* PROGRAMMERS: Dmitry Philippov (shedon@mail.ru)
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*/
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/* INCLUDES ******************************************************************/
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#define NDEBUG
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#include "w32csr.h"
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#include <debug.h>
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/* Not defined in any header file */
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extern VOID WINAPI PrivateCsrssManualGuiCheck(LONG Check);
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extern VOID WINAPI InitializeAppSwitchHook();
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/* GLOBALS *******************************************************************/
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HANDLE Win32CsrApiHeap;
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HINSTANCE Win32CsrDllHandle = NULL;
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static CSRSS_EXPORTED_FUNCS CsrExports;
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static CSRSS_API_DEFINITION Win32CsrApiDefinitions[] =
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{
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CSRSS_DEFINE_API(GET_INPUT_HANDLE, CsrGetHandle),
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CSRSS_DEFINE_API(GET_OUTPUT_HANDLE, CsrGetHandle),
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CSRSS_DEFINE_API(CLOSE_HANDLE, CsrCloseHandle),
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CSRSS_DEFINE_API(VERIFY_HANDLE, CsrVerifyHandle),
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CSRSS_DEFINE_API(DUPLICATE_HANDLE, CsrDuplicateHandle),
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CSRSS_DEFINE_API(GET_INPUT_WAIT_HANDLE, CsrGetInputWaitHandle),
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CSRSS_DEFINE_API(WRITE_CONSOLE, CsrWriteConsole),
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CSRSS_DEFINE_API(READ_CONSOLE, CsrReadConsole),
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CSRSS_DEFINE_API(ALLOC_CONSOLE, CsrAllocConsole),
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CSRSS_DEFINE_API(FREE_CONSOLE, CsrFreeConsole),
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CSRSS_DEFINE_API(SCREEN_BUFFER_INFO, CsrGetScreenBufferInfo),
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CSRSS_DEFINE_API(SET_CURSOR, CsrSetCursor),
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CSRSS_DEFINE_API(FILL_OUTPUT, CsrFillOutputChar),
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CSRSS_DEFINE_API(READ_INPUT, CsrReadInputEvent),
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CSRSS_DEFINE_API(WRITE_CONSOLE_OUTPUT_CHAR, CsrWriteConsoleOutputChar),
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CSRSS_DEFINE_API(WRITE_CONSOLE_OUTPUT_ATTRIB, CsrWriteConsoleOutputAttrib),
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CSRSS_DEFINE_API(FILL_OUTPUT_ATTRIB, CsrFillOutputAttrib),
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CSRSS_DEFINE_API(GET_CURSOR_INFO, CsrGetCursorInfo),
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CSRSS_DEFINE_API(SET_CURSOR_INFO, CsrSetCursorInfo),
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CSRSS_DEFINE_API(SET_ATTRIB, CsrSetTextAttrib),
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CSRSS_DEFINE_API(GET_CONSOLE_MODE, CsrGetConsoleMode),
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CSRSS_DEFINE_API(SET_CONSOLE_MODE, CsrSetConsoleMode),
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CSRSS_DEFINE_API(CREATE_SCREEN_BUFFER, CsrCreateScreenBuffer),
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CSRSS_DEFINE_API(SET_SCREEN_BUFFER, CsrSetScreenBuffer),
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CSRSS_DEFINE_API(SET_TITLE, CsrSetTitle),
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CSRSS_DEFINE_API(GET_TITLE, CsrGetTitle),
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CSRSS_DEFINE_API(WRITE_CONSOLE_OUTPUT, CsrWriteConsoleOutput),
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CSRSS_DEFINE_API(FLUSH_INPUT_BUFFER, CsrFlushInputBuffer),
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CSRSS_DEFINE_API(SCROLL_CONSOLE_SCREEN_BUFFER, CsrScrollConsoleScreenBuffer),
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CSRSS_DEFINE_API(READ_CONSOLE_OUTPUT_CHAR, CsrReadConsoleOutputChar),
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CSRSS_DEFINE_API(READ_CONSOLE_OUTPUT_ATTRIB, CsrReadConsoleOutputAttrib),
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CSRSS_DEFINE_API(GET_NUM_INPUT_EVENTS, CsrGetNumberOfConsoleInputEvents),
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CSRSS_DEFINE_API(EXIT_REACTOS, CsrExitReactos),
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CSRSS_DEFINE_API(PEEK_CONSOLE_INPUT, CsrPeekConsoleInput),
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CSRSS_DEFINE_API(READ_CONSOLE_OUTPUT, CsrReadConsoleOutput),
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CSRSS_DEFINE_API(WRITE_CONSOLE_INPUT, CsrWriteConsoleInput),
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CSRSS_DEFINE_API(SETGET_CONSOLE_HW_STATE, CsrHardwareStateProperty),
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CSRSS_DEFINE_API(GET_CONSOLE_WINDOW, CsrGetConsoleWindow),
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CSRSS_DEFINE_API(CREATE_DESKTOP, CsrCreateDesktop),
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CSRSS_DEFINE_API(SHOW_DESKTOP, CsrShowDesktop),
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CSRSS_DEFINE_API(HIDE_DESKTOP, CsrHideDesktop),
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CSRSS_DEFINE_API(SET_CONSOLE_ICON, CsrSetConsoleIcon),
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CSRSS_DEFINE_API(SET_LOGON_NOTIFY_WINDOW, CsrSetLogonNotifyWindow),
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CSRSS_DEFINE_API(REGISTER_LOGON_PROCESS, CsrRegisterLogonProcess),
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CSRSS_DEFINE_API(GET_CONSOLE_CP, CsrGetConsoleCodePage),
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CSRSS_DEFINE_API(SET_CONSOLE_CP, CsrSetConsoleCodePage),
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CSRSS_DEFINE_API(GET_CONSOLE_OUTPUT_CP, CsrGetConsoleOutputCodePage),
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CSRSS_DEFINE_API(SET_CONSOLE_OUTPUT_CP, CsrSetConsoleOutputCodePage),
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CSRSS_DEFINE_API(GET_PROCESS_LIST, CsrGetProcessList),
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CSRSS_DEFINE_API(ADD_CONSOLE_ALIAS, CsrAddConsoleAlias),
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CSRSS_DEFINE_API(GET_CONSOLE_ALIAS, CsrGetConsoleAlias),
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CSRSS_DEFINE_API(GET_ALL_CONSOLE_ALIASES, CsrGetAllConsoleAliases),
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CSRSS_DEFINE_API(GET_ALL_CONSOLE_ALIASES_LENGTH, CsrGetAllConsoleAliasesLength),
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CSRSS_DEFINE_API(GET_CONSOLE_ALIASES_EXES, CsrGetConsoleAliasesExes),
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CSRSS_DEFINE_API(GET_CONSOLE_ALIASES_EXES_LENGTH, CsrGetConsoleAliasesExesLength),
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CSRSS_DEFINE_API(GENERATE_CTRL_EVENT, CsrGenerateCtrlEvent),
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CSRSS_DEFINE_API(SET_SCREEN_BUFFER_SIZE, CsrSetScreenBufferSize),
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CSRSS_DEFINE_API(GET_CONSOLE_SELECTION_INFO, CsrGetConsoleSelectionInfo),
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CSRSS_DEFINE_API(GET_COMMAND_HISTORY_LENGTH, CsrGetCommandHistoryLength),
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CSRSS_DEFINE_API(GET_COMMAND_HISTORY, CsrGetCommandHistory),
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CSRSS_DEFINE_API(EXPUNGE_COMMAND_HISTORY, CsrExpungeCommandHistory),
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CSRSS_DEFINE_API(SET_HISTORY_NUMBER_COMMANDS, CsrSetHistoryNumberCommands),
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CSRSS_DEFINE_API(GET_HISTORY_INFO, CsrGetHistoryInfo),
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CSRSS_DEFINE_API(SET_HISTORY_INFO, CsrSetHistoryInfo),
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{ 0, 0, NULL }
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};
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/* FUNCTIONS *****************************************************************/
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BOOL WINAPI
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DllMain(HANDLE hDll,
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DWORD dwReason,
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LPVOID lpReserved)
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{
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if (DLL_PROCESS_ATTACH == dwReason)
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{
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Win32CsrDllHandle = hDll;
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InitializeAppSwitchHook();
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}
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return TRUE;
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}
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/* Ensure that a captured buffer is safe to access */
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BOOL FASTCALL
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Win32CsrValidateBuffer(PCSRSS_PROCESS_DATA ProcessData, PVOID Buffer,
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SIZE_T NumElements, SIZE_T ElementSize)
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{
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/* Check that the following conditions are true:
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* 1. The start of the buffer is somewhere within the process's
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* shared memory section view.
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* 2. The remaining space in the view is at least as large as the buffer.
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* (NB: Please don't try to "optimize" this by using multiplication
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* instead of division; remember that 2147483648 * 2 = 0.)
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* 3. The buffer is DWORD-aligned.
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*/
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ULONG_PTR Offset = (BYTE *)Buffer - (BYTE *)ProcessData->CsrSectionViewBase;
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if (Offset >= ProcessData->CsrSectionViewSize
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|| NumElements > (ProcessData->CsrSectionViewSize - Offset) / ElementSize
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|| (Offset & (sizeof(DWORD) - 1)) != 0)
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{
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DPRINT1("Invalid buffer %p(%u*%u); section view is %p(%u)\n",
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Buffer, NumElements, ElementSize,
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ProcessData->CsrSectionViewBase, ProcessData->CsrSectionViewSize);
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return FALSE;
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}
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return TRUE;
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}
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NTSTATUS FASTCALL
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Win32CsrEnumProcesses(CSRSS_ENUM_PROCESS_PROC EnumProc,
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PVOID Context)
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{
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return (CsrExports.CsrEnumProcessesProc)(EnumProc, Context);
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}
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static BOOL WINAPI
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Win32CsrInitComplete(void)
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{
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return TRUE;
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}
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BOOL WINAPI
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Win32CsrInitialization(PCSRSS_API_DEFINITION *ApiDefinitions,
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PCSRPLUGIN_SERVER_PROCS ServerProcs,
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PCSRSS_EXPORTED_FUNCS Exports,
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HANDLE CsrssApiHeap)
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{
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NTSTATUS Status;
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CsrExports = *Exports;
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Win32CsrApiHeap = CsrssApiHeap;
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Status = NtUserInitialize(0, NULL, NULL);
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PrivateCsrssManualGuiCheck(0);
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CsrInitConsoleSupport();
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*ApiDefinitions = Win32CsrApiDefinitions;
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ServerProcs->InitCompleteProc = Win32CsrInitComplete;
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ServerProcs->HardErrorProc = Win32CsrHardError;
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ServerProcs->ProcessInheritProc = Win32CsrDuplicateHandleTable;
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ServerProcs->ProcessDeletedProc = Win32CsrReleaseConsole;
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return TRUE;
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}
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/* EOF */
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