512 lines
16 KiB
C
512 lines
16 KiB
C
/*
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* Built-in modules
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*
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* Copyright 1996 Alexandre Julliard
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*/
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#include <assert.h>
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#include <ctype.h>
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#include <string.h>
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#include "windows.h"
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#include "gdi.h"
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#include "global.h"
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#include "module.h"
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#include "miscemu.h"
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#include "neexe.h"
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#include "stackframe.h"
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#include "user.h"
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#include "stddebug.h"
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#include "debug.h"
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/* Built-in modules descriptors */
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/* Don't change these structures! (see tools/build.c) */
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typedef struct
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{
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const BYTE *code_start; /* 32-bit address of DLL code */
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const BYTE *data_start; /* 32-bit address of DLL data */
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} WIN16_DESCRIPTOR;
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typedef struct
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{
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int base; /* Ordinal base */
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int size; /* Number of functions */
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const void *code_start; /* Start of DLL code */
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const void **functions; /* Pointer to functions table */
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const char * const *names; /* Pointer to names table */
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} WIN32_DESCRIPTOR;
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typedef struct
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{
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const char *name; /* DLL name */
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void *module_start; /* 32-bit address of the module data */
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int module_size; /* Size of the module data */
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union
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{
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WIN16_DESCRIPTOR win16; /* Descriptor for Win16 DLL */
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WIN32_DESCRIPTOR win32; /* Descriptor for Win32 DLL */
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} u;
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} DLL_DESCRIPTOR;
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typedef struct
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{
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const DLL_DESCRIPTOR *descr; /* DLL descriptor */
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int flags; /* flags (see below) */
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} BUILTIN_DLL;
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/* DLL flags */
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#define DLL_FLAG_NOT_USED 0x01 /* Use original Windows DLL if possible */
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#define DLL_FLAG_ALWAYS_USED 0x02 /* Always use built-in DLL */
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#define DLL_FLAG_WIN32 0x04 /* DLL is a Win32 DLL */
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/* 16-bit DLLs */
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extern const DLL_DESCRIPTOR KERNEL_Descriptor;
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extern const DLL_DESCRIPTOR USER_Descriptor;
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extern const DLL_DESCRIPTOR GDI_Descriptor;
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extern const DLL_DESCRIPTOR WIN87EM_Descriptor;
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extern const DLL_DESCRIPTOR MMSYSTEM_Descriptor;
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extern const DLL_DESCRIPTOR SHELL_Descriptor;
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extern const DLL_DESCRIPTOR SOUND_Descriptor;
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extern const DLL_DESCRIPTOR KEYBOARD_Descriptor;
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extern const DLL_DESCRIPTOR WINSOCK_Descriptor;
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extern const DLL_DESCRIPTOR STRESS_Descriptor;
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extern const DLL_DESCRIPTOR SYSTEM_Descriptor;
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extern const DLL_DESCRIPTOR TOOLHELP_Descriptor;
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extern const DLL_DESCRIPTOR MOUSE_Descriptor;
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extern const DLL_DESCRIPTOR COMMDLG_Descriptor;
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extern const DLL_DESCRIPTOR OLE2_Descriptor;
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extern const DLL_DESCRIPTOR OLE2CONV_Descriptor;
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extern const DLL_DESCRIPTOR OLE2DISP_Descriptor;
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extern const DLL_DESCRIPTOR OLE2NLS_Descriptor;
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extern const DLL_DESCRIPTOR OLE2PROX_Descriptor;
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extern const DLL_DESCRIPTOR OLECLI_Descriptor;
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extern const DLL_DESCRIPTOR OLESVR_Descriptor;
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extern const DLL_DESCRIPTOR COMPOBJ_Descriptor;
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extern const DLL_DESCRIPTOR STORAGE_Descriptor;
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extern const DLL_DESCRIPTOR WPROCS_Descriptor;
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extern const DLL_DESCRIPTOR DDEML_Descriptor;
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extern const DLL_DESCRIPTOR LZEXPAND_Descriptor;
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extern const DLL_DESCRIPTOR VER_Descriptor;
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extern const DLL_DESCRIPTOR W32SYS_Descriptor;
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extern const DLL_DESCRIPTOR WING_Descriptor;
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/* 32-bit DLLs */
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extern const DLL_DESCRIPTOR ADVAPI32_Descriptor;
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extern const DLL_DESCRIPTOR COMCTL32_Descriptor;
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extern const DLL_DESCRIPTOR COMDLG32_Descriptor;
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extern const DLL_DESCRIPTOR CRTDLL_Descriptor;
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extern const DLL_DESCRIPTOR OLE32_Descriptor;
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extern const DLL_DESCRIPTOR GDI32_Descriptor;
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extern const DLL_DESCRIPTOR KERNEL32_Descriptor;
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extern const DLL_DESCRIPTOR LZ32_Descriptor;
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extern const DLL_DESCRIPTOR MPR_Descriptor;
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extern const DLL_DESCRIPTOR NTDLL_Descriptor;
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extern const DLL_DESCRIPTOR SHELL32_Descriptor;
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extern const DLL_DESCRIPTOR USER32_Descriptor;
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extern const DLL_DESCRIPTOR VERSION_Descriptor;
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extern const DLL_DESCRIPTOR WINMM_Descriptor;
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extern const DLL_DESCRIPTOR WINSPOOL_Descriptor;
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extern const DLL_DESCRIPTOR WSOCK32_Descriptor;
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/* Table of all built-in DLLs */
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static BUILTIN_DLL BuiltinDLLs[] =
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{
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/* Win16 DLLs */
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{ &KERNEL_Descriptor, DLL_FLAG_ALWAYS_USED },
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{ &USER_Descriptor, DLL_FLAG_ALWAYS_USED },
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{ &GDI_Descriptor, DLL_FLAG_ALWAYS_USED },
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{ &WIN87EM_Descriptor, DLL_FLAG_NOT_USED },
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{ &SHELL_Descriptor, 0 },
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{ &SOUND_Descriptor, 0 },
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{ &KEYBOARD_Descriptor, 0 },
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{ &WINSOCK_Descriptor, 0 },
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{ &STRESS_Descriptor, 0 },
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{ &MMSYSTEM_Descriptor, 0 },
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{ &SYSTEM_Descriptor, 0 },
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{ &TOOLHELP_Descriptor, 0 },
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{ &MOUSE_Descriptor, 0 },
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{ &COMMDLG_Descriptor, DLL_FLAG_NOT_USED },
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{ &OLE2_Descriptor, DLL_FLAG_NOT_USED },
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{ &OLE2CONV_Descriptor, DLL_FLAG_NOT_USED },
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{ &OLE2DISP_Descriptor, DLL_FLAG_NOT_USED },
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{ &OLE2NLS_Descriptor, DLL_FLAG_NOT_USED },
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{ &OLE2PROX_Descriptor, DLL_FLAG_NOT_USED },
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{ &OLECLI_Descriptor, DLL_FLAG_NOT_USED },
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{ &OLESVR_Descriptor, DLL_FLAG_NOT_USED },
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{ &COMPOBJ_Descriptor, DLL_FLAG_NOT_USED },
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{ &STORAGE_Descriptor, DLL_FLAG_NOT_USED },
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{ &WPROCS_Descriptor, DLL_FLAG_ALWAYS_USED },
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{ &DDEML_Descriptor, DLL_FLAG_NOT_USED },
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{ &LZEXPAND_Descriptor, 0 },
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{ &VER_Descriptor, 0 },
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{ &W32SYS_Descriptor, 0 },
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{ &WING_Descriptor, 0 },
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/* Win32 DLLs */
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{ &ADVAPI32_Descriptor, 0 },
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{ &COMCTL32_Descriptor, DLL_FLAG_NOT_USED },
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{ &COMDLG32_Descriptor, 0 },
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{ &CRTDLL_Descriptor, 0 },
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{ &OLE32_Descriptor, 0 },
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{ &GDI32_Descriptor, 0 },
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{ &KERNEL32_Descriptor, DLL_FLAG_ALWAYS_USED },
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{ &LZ32_Descriptor, 0 },
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{ &MPR_Descriptor, 0 },
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{ &NTDLL_Descriptor, 0 },
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{ &SHELL32_Descriptor, 0 },
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{ &USER32_Descriptor, 0 },
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{ &VERSION_Descriptor, 0 },
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{ &WINMM_Descriptor, 0 },
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{ &WINSPOOL_Descriptor, 0 },
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{ &WSOCK32_Descriptor, 0 },
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/* Last entry */
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{ NULL, 0 }
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};
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/* Ordinal number for interrupt 0 handler in WPROCS.DLL */
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#define FIRST_INTERRUPT_ORDINAL 100
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/***********************************************************************
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* BUILTIN_Init
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*
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* Load all built-in modules marked as 'always used'.
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*/
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BOOL16 BUILTIN_Init(void)
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{
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BUILTIN_DLL *dll;
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NE_MODULE *pModule;
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WORD vector;
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HMODULE16 hModule;
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for (dll = BuiltinDLLs; dll->descr; dll++)
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if (dll->flags & DLL_FLAG_ALWAYS_USED)
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if (!BUILTIN_LoadModule(dll->descr->name, TRUE)) return FALSE;
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/* Set the USER and GDI heap selectors */
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pModule = MODULE_GetPtr( GetModuleHandle16( "USER" ));
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USER_HeapSel = (NE_SEG_TABLE( pModule ) + pModule->dgroup - 1)->selector;
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pModule = MODULE_GetPtr( GetModuleHandle16( "GDI" ));
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GDI_HeapSel = (NE_SEG_TABLE( pModule ) + pModule->dgroup - 1)->selector;
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/* Initialize KERNEL.178 (__WINFLAGS) with the correct flags value */
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hModule = GetModuleHandle16( "KERNEL" );
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MODULE_SetEntryPoint( hModule, 178, GetWinFlags() );
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/* Initialize the real-mode selector entry points */
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DOSMEM_InitExports( hModule );
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/* Set interrupt vectors from entry points in WPROCS.DLL */
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hModule = GetModuleHandle16( "WPROCS" );
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for (vector = 0; vector < 256; vector++)
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{
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FARPROC16 proc = MODULE_GetEntryPoint( hModule,
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FIRST_INTERRUPT_ORDINAL+vector);
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assert(proc);
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INT_SetHandler( vector, proc );
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}
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return TRUE;
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}
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/***********************************************************************
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* BUILTIN_LoadModule
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*
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* Load a built-in module. If the 'force' parameter is FALSE, we only
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* load the module if it has not been disabled via the -dll option.
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*/
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HMODULE16 BUILTIN_LoadModule( LPCSTR name, BOOL16 force )
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{
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HMODULE16 hModule;
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NE_MODULE *pModule;
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BUILTIN_DLL *table;
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char dllname[16], *p;
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/* Fix the name in case we have a full path and extension */
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if ((p = strrchr( name, '\\' ))) name = p + 1;
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lstrcpyn32A( dllname, name, sizeof(dllname) );
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if ((p = strrchr( dllname, '.' ))) *p = '\0';
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for (table = BuiltinDLLs; table->descr; table++)
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if (!lstrcmpi32A( table->descr->name, dllname )) break;
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if (!table->descr) return 0;
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if ((table->flags & DLL_FLAG_NOT_USED) && !force) return 0;
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hModule = GLOBAL_CreateBlock( GMEM_MOVEABLE, table->descr->module_start,
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table->descr->module_size, 0,
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FALSE, FALSE, FALSE, NULL );
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if (!hModule) return 0;
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FarSetOwner( hModule, hModule );
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dprintf_module( stddeb, "Built-in %s: hmodule=%04x\n",
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table->descr->name, hModule );
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pModule = (NE_MODULE *)GlobalLock16( hModule );
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pModule->self = hModule;
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if (pModule->flags & NE_FFLAGS_WIN32)
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{
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pModule->pe_module = (PE_MODULE *)table;
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table->flags |= DLL_FLAG_WIN32;
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}
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else /* Win16 module */
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{
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const WIN16_DESCRIPTOR *descr = &table->descr->u.win16;
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int minsize;
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/* Allocate the code segment */
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SEGTABLEENTRY *pSegTable = NE_SEG_TABLE( pModule );
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pSegTable->selector = GLOBAL_CreateBlock(GMEM_FIXED, descr->code_start,
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pSegTable->minsize, hModule,
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TRUE, TRUE, FALSE, NULL );
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if (!pSegTable->selector) return 0;
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pSegTable++;
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/* Allocate the data segment */
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minsize = pSegTable->minsize ? pSegTable->minsize : 0x10000;
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minsize += pModule->heap_size;
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if (minsize > 0x10000) minsize = 0x10000;
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pSegTable->selector = GLOBAL_Alloc( GMEM_FIXED, minsize,
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hModule, FALSE, FALSE, FALSE );
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if (!pSegTable->selector) return 0;
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if (pSegTable->minsize) memcpy( GlobalLock16( pSegTable->selector ),
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descr->data_start, pSegTable->minsize);
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if (pModule->heap_size)
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LocalInit( pSegTable->selector, pSegTable->minsize, minsize );
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}
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MODULE_RegisterModule( pModule );
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return hModule;
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}
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/***********************************************************************
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* BUILTIN_GetEntryPoint16
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*
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* Return the ordinal and name corresponding to a CS:IP address.
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* This is used only by relay debugging.
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*/
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LPCSTR BUILTIN_GetEntryPoint16( WORD cs, WORD ip, WORD *pOrd )
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{
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static char buffer[80];
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WORD ordinal, i, max_offset;
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register BYTE *p;
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NE_MODULE *pModule;
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if (!(pModule = MODULE_GetPtr( FarGetOwner( GlobalHandle16(cs) ))))
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return NULL;
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/* Search for the ordinal */
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p = (BYTE *)pModule + pModule->entry_table;
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max_offset = 0;
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ordinal = 1;
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*pOrd = 0;
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while (*p)
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{
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switch(p[1])
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{
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case 0: /* unused */
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ordinal += *p;
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p += 2;
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break;
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case 1: /* code segment */
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i = *p;
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p += 2;
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while (i-- > 0)
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{
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p++;
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if ((*(WORD *)p <= ip) && (*(WORD *)p >= max_offset))
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{
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max_offset = *(WORD *)p;
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*pOrd = ordinal;
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}
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p += 2;
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ordinal++;
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}
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break;
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case 0xff: /* moveable (should not happen in built-in modules) */
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fprintf( stderr, "Built-in module has moveable entry\n" );
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ordinal += *p;
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p += 2 + *p * 6;
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break;
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default: /* other segment */
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ordinal += *p;
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p += 2 + *p * 3;
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break;
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}
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}
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/* Search for the name in the resident names table */
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/* (built-in modules have no non-resident table) */
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p = (BYTE *)pModule + pModule->name_table;
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while (*p)
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{
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p += *p + 1 + sizeof(WORD);
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if (*(WORD *)(p + *p + 1) == *pOrd) break;
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}
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sprintf( buffer, "%.*s.%d: %.*s",
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*((BYTE *)pModule + pModule->name_table),
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(char *)pModule + pModule->name_table + 1,
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*pOrd, *p, (char *)(p + 1) );
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return buffer;
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}
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/***********************************************************************
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* BUILTIN_GetEntryPoint32
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*
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* Return the name of the DLL entry point corresponding
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* to a relay entry point address. This is used only by relay debugging.
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*/
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LPCSTR BUILTIN_GetEntryPoint32( void *relay )
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{
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static char buffer[80];
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BUILTIN_DLL *dll;
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const void **funcs;
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int i;
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/* First find the module */
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for (dll = BuiltinDLLs; dll->descr; dll++)
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if ((dll->flags & DLL_FLAG_WIN32) &&
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(dll->descr->u.win32.code_start <= relay) &&
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((void *)dll->descr->u.win32.functions > relay))
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break;
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if (!dll->descr)
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{
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sprintf( buffer, "???.???: %08x", (UINT32)relay );
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return buffer;
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}
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/* Now find the function */
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relay = (BYTE *)relay - 11; /* The relay entry point is 11 bytes long */
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funcs = dll->descr->u.win32.functions;
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for (i = 0; i < dll->descr->u.win32.size;i++) if (*funcs++ == relay) break;
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sprintf( buffer, "%s.%d: %s",
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dll->descr->name, i, dll->descr->u.win32.names[i] );
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return buffer;
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}
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/***********************************************************************
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* BUILTIN_GetProcAddress32
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*
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* Implementation of GetProcAddress() for built-in Win32 modules.
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* FIXME: this should be unified with the real GetProcAddress32().
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*/
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FARPROC32 BUILTIN_GetProcAddress32( NE_MODULE *pModule, LPCSTR function )
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{
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BUILTIN_DLL *dll = (BUILTIN_DLL *)pModule->pe_module;
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const WIN32_DESCRIPTOR *info = &dll->descr->u.win32;
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if (!dll) return NULL;
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if (HIWORD(function)) /* Find function by name */
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{
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int i;
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dprintf_module( stddeb, "Looking for function %s in %s\n",
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function, dll->descr->name );
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for (i = 0; i < info->size; i++)
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if (info->names[i] && !strcmp( function, info->names[i] ))
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return (FARPROC32)info->functions[i];
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}
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else /* Find function by ordinal */
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{
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WORD ordinal = LOWORD(function);
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dprintf_module( stddeb, "Looking for ordinal %d in %s\n",
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ordinal, dll->descr->name );
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if (ordinal && ordinal < info->size)
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return (FARPROC32)info->functions[ordinal - info->base];
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}
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return NULL;
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}
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/**********************************************************************
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* BUILTIN_DefaultIntHandler
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*
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* Default interrupt handler.
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*/
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void BUILTIN_DefaultIntHandler( CONTEXT *context )
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{
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WORD ordinal;
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STACK16FRAME *frame = CURRENT_STACK16;
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BUILTIN_GetEntryPoint16( frame->entry_cs, frame->entry_ip, &ordinal );
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INT_BARF( context, ordinal - FIRST_INTERRUPT_ORDINAL );
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}
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/***********************************************************************
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* BUILTIN_ParseDLLOptions
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*
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* Set runtime DLL usage flags
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*/
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BOOL16 BUILTIN_ParseDLLOptions( const char *str )
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{
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BUILTIN_DLL *dll;
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const char *p;
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while (*str)
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{
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while (*str && isspace(*str)) str++;
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if (!*str) return TRUE;
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if ((*str != '+') && (*str != '-')) return FALSE;
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str++;
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if (!(p = strchr( str, ',' ))) p = str + strlen(str);
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while ((p > str) && isspace(p[-1])) p--;
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if (p == str) return FALSE;
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for (dll = BuiltinDLLs; dll->descr; dll++)
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{
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if (!lstrncmpi32A( str, dll->descr->name, (int)(p - str) ))
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{
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if (str[-1] == '-')
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{
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if (dll->flags & DLL_FLAG_ALWAYS_USED) return FALSE;
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dll->flags |= DLL_FLAG_NOT_USED;
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}
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else dll->flags &= ~DLL_FLAG_NOT_USED;
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break;
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}
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}
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if (!dll->descr) return FALSE;
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str = p;
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while (*str && (isspace(*str) || (*str == ','))) str++;
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}
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return TRUE;
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}
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/***********************************************************************
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* BUILTIN_PrintDLLs
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*
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* Print the list of built-in DLLs that can be disabled.
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*/
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void BUILTIN_PrintDLLs(void)
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{
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int i;
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BUILTIN_DLL *dll;
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|
|
|
for (i = 0, dll = BuiltinDLLs; dll->descr; dll++)
|
|
{
|
|
if (!(dll->flags & DLL_FLAG_ALWAYS_USED))
|
|
fprintf( stderr, "%-9s%c", dll->descr->name,
|
|
((++i) % 8) ? ' ' : '\n' );
|
|
}
|
|
fprintf(stderr,"\n");
|
|
exit(1);
|
|
}
|