mirror of
git://source.winehq.org/git/wine.git
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476 lines
16 KiB
C
476 lines
16 KiB
C
/*
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* Win32 builtin functions
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*
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* Copyright 1997 Alexandre Julliard
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*/
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#include <assert.h>
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#include <string.h>
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#include <ctype.h>
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#include "winuser.h"
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#include "builtin32.h"
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#include "peexe.h"
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#include "neexe.h"
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#include "heap.h"
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#include "debug.h"
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#include "main.h"
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typedef struct
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{
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BYTE call; /* 0xe8 call callfrom32 (relative) */
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DWORD callfrom32 WINE_PACKED; /* RELAY_CallFrom32 relative addr */
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BYTE ret; /* 0xc2 ret $n or 0xc3 ret */
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WORD args; /* nb of args to remove from the stack */
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} DEBUG_ENTRY_POINT;
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typedef struct
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{
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const BUILTIN32_DESCRIPTOR *descr; /* DLL descriptor */
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BOOL used; /* Used by default */
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} BUILTIN32_DLL;
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extern const BUILTIN32_DESCRIPTOR ADVAPI32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR AVIFIL32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR COMCTL32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR COMDLG32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR CRTDLL_Descriptor;
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extern const BUILTIN32_DESCRIPTOR DCIMAN32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR DDRAW_Descriptor;
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extern const BUILTIN32_DESCRIPTOR DINPUT_Descriptor;
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extern const BUILTIN32_DESCRIPTOR DPLAY_Descriptor;
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extern const BUILTIN32_DESCRIPTOR DPLAYX_Descriptor;
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extern const BUILTIN32_DESCRIPTOR DSOUND_Descriptor;
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extern const BUILTIN32_DESCRIPTOR GDI32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR IMAGEHLP_Descriptor;
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extern const BUILTIN32_DESCRIPTOR IMM32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR KERNEL32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR LZ32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR MPR_Descriptor;
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extern const BUILTIN32_DESCRIPTOR MSACM32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR MSNET32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR MSVFW32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR NTDLL_Descriptor;
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extern const BUILTIN32_DESCRIPTOR OLE32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR OLEAUT32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR OLECLI32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR OLEDLG_Descriptor;
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extern const BUILTIN32_DESCRIPTOR OLESVR32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR PSAPI_Descriptor;
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extern const BUILTIN32_DESCRIPTOR RASAPI32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR SHELL32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR TAPI32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR USER32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR VERSION_Descriptor;
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extern const BUILTIN32_DESCRIPTOR W32SKRNL_Descriptor;
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extern const BUILTIN32_DESCRIPTOR WINMM_Descriptor;
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extern const BUILTIN32_DESCRIPTOR WINSPOOL_Descriptor;
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extern const BUILTIN32_DESCRIPTOR WNASPI32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR WOW32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR WSOCK32_Descriptor;
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static BUILTIN32_DLL BuiltinDLLs[] =
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{
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{ &ADVAPI32_Descriptor, TRUE },
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{ &AVIFIL32_Descriptor, FALSE },
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{ &COMCTL32_Descriptor, FALSE },
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{ &COMDLG32_Descriptor, TRUE },
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{ &CRTDLL_Descriptor, TRUE },
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{ &DCIMAN32_Descriptor, FALSE },
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{ &DDRAW_Descriptor, TRUE },
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{ &DINPUT_Descriptor, TRUE },
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{ &DPLAY_Descriptor, FALSE },
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{ &DPLAYX_Descriptor, FALSE },
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{ &DSOUND_Descriptor, TRUE },
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{ &GDI32_Descriptor, TRUE },
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{ &IMAGEHLP_Descriptor, FALSE },
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{ &IMM32_Descriptor, FALSE },
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{ &KERNEL32_Descriptor, TRUE },
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{ &LZ32_Descriptor, TRUE },
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{ &MPR_Descriptor, TRUE },
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{ &MSACM32_Descriptor, FALSE },
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{ &MSNET32_Descriptor, FALSE },
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{ &MSVFW32_Descriptor, TRUE },
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{ &NTDLL_Descriptor, TRUE },
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{ &OLE32_Descriptor, FALSE },
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{ &OLEAUT32_Descriptor, FALSE },
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{ &OLECLI32_Descriptor, FALSE },
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{ &OLEDLG_Descriptor, FALSE },
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{ &OLESVR32_Descriptor, FALSE },
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{ &PSAPI_Descriptor, FALSE },
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{ &RASAPI32_Descriptor, FALSE },
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{ &SHELL32_Descriptor, TRUE },
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{ &TAPI32_Descriptor, FALSE },
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{ &USER32_Descriptor, TRUE },
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{ &VERSION_Descriptor, TRUE },
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{ &W32SKRNL_Descriptor, TRUE },
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{ &WINMM_Descriptor, TRUE },
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{ &WINSPOOL_Descriptor, TRUE },
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{ &WNASPI32_Descriptor, TRUE },
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{ &WOW32_Descriptor, TRUE },
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{ &WSOCK32_Descriptor, TRUE },
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/* Last entry */
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{ NULL, FALSE }
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};
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extern void RELAY_CallFrom32();
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/***********************************************************************
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* BUILTIN32_DoLoadImage
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*
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* Load a built-in Win32 module. Helper function for BUILTIN32_LoadImage.
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*/
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static HMODULE BUILTIN32_DoLoadImage( BUILTIN32_DLL *dll )
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{
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IMAGE_DATA_DIRECTORY *dir;
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IMAGE_DOS_HEADER *dos;
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IMAGE_NT_HEADERS *nt;
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IMAGE_SECTION_HEADER *sec;
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IMAGE_EXPORT_DIRECTORY *exp;
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LPVOID *funcs;
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LPSTR *names;
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DEBUG_ENTRY_POINT *debug;
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INT i, size;
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BYTE *addr;
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/* Allocate the module */
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size = (sizeof(IMAGE_DOS_HEADER)
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+ sizeof(IMAGE_NT_HEADERS)
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+ 2 * sizeof(IMAGE_SECTION_HEADER)
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+ sizeof(IMAGE_EXPORT_DIRECTORY)
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+ dll->descr->nb_funcs * sizeof(LPVOID)
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+ dll->descr->nb_names * sizeof(LPSTR));
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#ifdef __i386__
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if (WARN_ON(relay) || TRACE_ON(relay))
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size += dll->descr->nb_funcs * sizeof(DEBUG_ENTRY_POINT);
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#endif
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addr = VirtualAlloc( NULL, size, MEM_COMMIT, PAGE_EXECUTE_READWRITE );
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if (!addr) return 0;
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dos = (IMAGE_DOS_HEADER *)addr;
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nt = (IMAGE_NT_HEADERS *)(dos + 1);
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sec = (IMAGE_SECTION_HEADER *)(nt + 1);
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exp = (IMAGE_EXPORT_DIRECTORY *)(sec + 2);
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funcs = (LPVOID *)(exp + 1);
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names = (LPSTR *)(funcs + dll->descr->nb_funcs);
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debug = (DEBUG_ENTRY_POINT *)(names + dll->descr->nb_names);
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/* Build the DOS and NT headers */
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dos->e_magic = IMAGE_DOS_SIGNATURE;
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dos->e_lfanew = sizeof(*dos);
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nt->Signature = IMAGE_NT_SIGNATURE;
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nt->FileHeader.Machine = IMAGE_FILE_MACHINE_I386;
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nt->FileHeader.NumberOfSections = 2; /* exports + code */
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nt->FileHeader.SizeOfOptionalHeader = sizeof(nt->OptionalHeader);
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nt->FileHeader.Characteristics = IMAGE_FILE_DLL;
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nt->OptionalHeader.Magic = IMAGE_NT_OPTIONAL_HDR_MAGIC;
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nt->OptionalHeader.SizeOfCode = 0x1000;
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nt->OptionalHeader.SizeOfInitializedData = 0;
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nt->OptionalHeader.SizeOfUninitializedData = 0;
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nt->OptionalHeader.ImageBase = (DWORD)addr;
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nt->OptionalHeader.SectionAlignment = 0x1000;
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nt->OptionalHeader.FileAlignment = 0x1000;
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nt->OptionalHeader.MajorOperatingSystemVersion = 1;
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nt->OptionalHeader.MinorOperatingSystemVersion = 0;
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nt->OptionalHeader.MajorSubsystemVersion = 4;
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nt->OptionalHeader.MinorSubsystemVersion = 0;
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nt->OptionalHeader.SizeOfImage = size;
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nt->OptionalHeader.SizeOfHeaders = (BYTE *)exp - addr;
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nt->OptionalHeader.NumberOfRvaAndSizes = IMAGE_NUMBEROF_DIRECTORY_ENTRIES;
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if (dll->descr->dllentrypoint)
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nt->OptionalHeader.AddressOfEntryPoint = (DWORD)dll->descr->dllentrypoint - (DWORD)addr;
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/* Build the export directory */
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dir = &nt->OptionalHeader.DataDirectory[IMAGE_FILE_EXPORT_DIRECTORY];
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dir->VirtualAddress = (BYTE *)exp - addr;
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dir->Size = sizeof(*exp)
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+ dll->descr->nb_funcs * sizeof(LPVOID)
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+ dll->descr->nb_names * sizeof(LPSTR);
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/* Build the exports section */
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strcpy( sec->Name, ".edata" );
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sec->Misc.VirtualSize = dir->Size;
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sec->VirtualAddress = (BYTE *)exp - addr;
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sec->SizeOfRawData = dir->Size;
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sec->PointerToRawData = (BYTE *)exp - addr;
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sec->Characteristics = (IMAGE_SCN_CNT_INITIALIZED_DATA |
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IMAGE_SCN_MEM_EXECUTE | IMAGE_SCN_MEM_READ |
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IMAGE_SCN_MEM_WRITE);
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/* Build the code section */
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sec++;
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strcpy( sec->Name, ".code" );
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sec->SizeOfRawData = 0;
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#ifdef __i386__
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if (WARN_ON(relay) || TRACE_ON(relay))
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sec->SizeOfRawData += dll->descr->nb_funcs * sizeof(DEBUG_ENTRY_POINT);
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#endif
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sec->Misc.VirtualSize = sec->SizeOfRawData;
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sec->VirtualAddress = (BYTE *)debug - addr;
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sec->PointerToRawData = (BYTE *)debug - addr;
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sec->Characteristics = (IMAGE_SCN_CNT_INITIALIZED_DATA |
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IMAGE_SCN_MEM_EXECUTE | IMAGE_SCN_MEM_READ);
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/* Build the exports section data */
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exp->Name = ((BYTE *)dll->descr->name) - addr; /*??*/
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exp->Base = dll->descr->base;
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exp->NumberOfFunctions = dll->descr->nb_funcs;
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exp->NumberOfNames = dll->descr->nb_names;
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exp->AddressOfFunctions = (LPDWORD *)((BYTE *)funcs - addr);
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exp->AddressOfNames = (LPDWORD *)((BYTE *)names - addr);
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exp->AddressOfNameOrdinals = (LPWORD *)((BYTE *)dll->descr->ordinals - addr);
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/* Build the funcs table */
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for (i = 0; i < dll->descr->nb_funcs; i++, funcs++, debug++)
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{
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BYTE args = dll->descr->args[i];
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int j;
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if (!dll->descr->functions[i]) continue;
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*funcs = (LPVOID)((BYTE *)dll->descr->functions[i] - addr);
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#ifdef __i386__
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if (!(WARN_ON(relay) || TRACE_ON(relay))) continue;
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for (j=0;j<dll->descr->nb_names;j++)
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if (dll->descr->ordinals[j] == i)
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break;
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if (j<dll->descr->nb_names) {
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if (dll->descr->names[j]) {
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char buffer[200];
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sprintf(buffer,"%s.%d: %s",dll->descr->name,i,dll->descr->names[j]);
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if (!RELAY_ShowDebugmsgRelay(buffer))
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continue;
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}
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}
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switch(args)
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{
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case 0xfe: /* register func */
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debug->call = 0xe8;
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debug->callfrom32 = (DWORD)dll->descr->functions[i] -
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(DWORD)&debug->ret;
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debug->ret = 0x90; /* nop */
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debug->args = 0;
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*funcs = (LPVOID)((BYTE *)debug - addr);
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break;
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case 0xff: /* stub or extern */
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break;
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default: /* normal function (stdcall or cdecl) */
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if (TRACE_ON(relay)) {
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debug->call = 0xe8; /* lcall relative */
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debug->callfrom32 = (DWORD)RELAY_CallFrom32 -
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(DWORD)&debug->ret;
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} else {
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debug->call = 0xe9; /* ljmp relative */
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debug->callfrom32 = (DWORD)dll->descr->functions[i] -
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(DWORD)&debug->ret;
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}
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debug->ret = (args & 0x80) ? 0xc3 : 0xc2; /*ret/ret $n*/
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debug->args = (args & 0x7f) * sizeof(int);
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*funcs = (LPVOID)((BYTE *)debug - addr);
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break;
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}
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#endif /* __i386__ */
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}
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/* Build the names table */
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for (i = 0; i < exp->NumberOfNames; i++, names++)
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if (dll->descr->names[i])
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*names = (LPSTR)((BYTE *)dll->descr->names[i] - addr);
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return (HMODULE)addr;
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}
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/***********************************************************************
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* BUILTIN32_LoadImage
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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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HMODULE BUILTIN32_LoadImage( LPCSTR name, OFSTRUCT *ofs, BOOL force )
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{
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BUILTIN32_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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lstrcpynA( 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 (!lstrcmpiA( table->descr->name, dllname )) break;
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if (!table->descr) return 0;
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if (!table->used)
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{
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if (!force) return 0;
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table->used = TRUE; /* So next time we use it at once */
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}
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sprintf( ofs->szPathName, "%s.DLL", table->descr->name );
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return BUILTIN32_DoLoadImage( table );
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}
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/***********************************************************************
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* BUILTIN32_GetEntryPoint
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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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* This function _must_ return the real entry point to call
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* after the debug info is printed.
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*/
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ENTRYPOINT32 BUILTIN32_GetEntryPoint( char *buffer, void *relay,
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unsigned int *typemask )
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{
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BUILTIN32_DLL *dll;
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HMODULE hModule;
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int ordinal = 0, 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->used
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&& ((hModule = GetModuleHandleA(dll->descr->name)) != 0))
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{
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IMAGE_SECTION_HEADER *sec = PE_SECTIONS(hModule);
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DEBUG_ENTRY_POINT *debug =
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(DEBUG_ENTRY_POINT *)((DWORD)hModule + sec[1].VirtualAddress);
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DEBUG_ENTRY_POINT *func = (DEBUG_ENTRY_POINT *)relay;
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if (debug <= func && func < debug + dll->descr->nb_funcs)
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{
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ordinal = func - debug;
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break;
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}
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}
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if (!dll->descr)
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return (ENTRYPOINT32)NULL;
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/* Now find the function */
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for (i = 0; i < dll->descr->nb_names; i++)
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if (dll->descr->ordinals[i] == ordinal) break;
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assert( i < dll->descr->nb_names );
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sprintf( buffer, "%s.%d: %s", dll->descr->name, ordinal + dll->descr->base,
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dll->descr->names[i] );
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*typemask = dll->descr->argtypes[ordinal];
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return dll->descr->functions[ordinal];
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}
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/***********************************************************************
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* BUILTIN32_SwitchRelayDebug
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*
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* FIXME: enhance to do it module relative.
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*/
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void BUILTIN32_SwitchRelayDebug(BOOL onoff) {
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BUILTIN32_DLL *dll;
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HMODULE hModule;
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int i;
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#ifdef __i386__
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if (!(TRACE_ON(relay) || WARN_ON(relay)))
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return;
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for (dll = BuiltinDLLs; dll->descr; dll++) {
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IMAGE_SECTION_HEADER *sec;
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DEBUG_ENTRY_POINT *debug;
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if (!dll->used || !(hModule = GetModuleHandleA(dll->descr->name)))
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continue;
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sec = PE_SECTIONS(hModule);
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debug = (DEBUG_ENTRY_POINT *)((DWORD)hModule + sec[1].VirtualAddress);
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for (i = 0; i < dll->descr->nb_funcs; i++,debug++) {
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if (!dll->descr->functions[i]) continue;
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if ((dll->descr->args[i]==0xff) || (dll->descr->args[i]==0xfe))
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continue;
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if (onoff) {
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debug->call = 0xe8; /* lcall relative */
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debug->callfrom32 = (DWORD)RELAY_CallFrom32 -
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(DWORD)&debug->ret;
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} else {
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debug->call = 0xe9; /* ljmp relative */
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debug->callfrom32 = (DWORD)dll->descr->functions[i] -
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(DWORD)&debug->ret;
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}
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}
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}
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#endif /* __i386__ */
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return;
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}
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/***********************************************************************
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* BUILTIN32_Unimplemented
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*
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* This function is called for unimplemented 32-bit entry points (declared
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* as 'stub' in the spec file).
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*/
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void BUILTIN32_Unimplemented( const BUILTIN32_DESCRIPTOR *descr, int ordinal )
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{
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const char *func_name = "???";
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int i;
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__RESTORE_ES; /* Just in case */
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for (i = 0; i < descr->nb_names; i++)
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if (descr->ordinals[i] + descr->base == ordinal) break;
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if (i < descr->nb_names) func_name = descr->names[i];
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MSG( "No handler for Win32 routine %s.%d: %s",
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descr->name, ordinal, func_name );
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#ifdef __GNUC__
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MSG( " (called from %p)", __builtin_return_address(1) );
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#endif
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MSG( "\n" );
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ExitProcess(1);
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}
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/***********************************************************************
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* BUILTIN32_EnableDLL
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*
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* Enable or disable a built-in DLL.
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*/
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int BUILTIN32_EnableDLL( const char *name, int len, int enable )
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{
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int i;
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BUILTIN32_DLL *dll;
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for (i = 0, dll = BuiltinDLLs; dll->descr; dll++)
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{
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if (!lstrncmpiA( name, dll->descr->name, len ))
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{
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dll->used = enable;
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return TRUE;
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}
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}
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return FALSE;
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}
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/***********************************************************************
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* BUILTIN32_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 BUILTIN32_PrintDLLs(void)
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|
{
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|
int i;
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|
BUILTIN32_DLL *dll;
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|
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MSG("Available Win32 DLLs:\n");
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|
for (i = 0, dll = BuiltinDLLs; dll->descr; dll++)
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|
MSG("%-9s%c", dll->descr->name,
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|
((++i) % 8) ? ' ' : '\n' );
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|
MSG("\n");
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|
}
|