640 lines
22 KiB
C
640 lines
22 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 "main.h"
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#include "snoop.h"
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#include "winerror.h"
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#include "debugtools.h"
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DECLARE_DEBUG_CHANNEL(relay)
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DECLARE_DEBUG_CHANNEL(win32)
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DECLARE_DEBUG_CHANNEL(module)
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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 BYTE *restab;
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const DWORD nresources;
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const DWORD restabsize;
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const IMAGE_RESOURCE_DATA_ENTRY *entries;
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} BUILTIN32_RESOURCE;
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typedef struct
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{
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const BUILTIN32_DESCRIPTOR *descr; /* DLL descriptor */
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DWORD flags;
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HMODULE hModule;
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const BUILTIN32_RESOURCE *rsc;
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} BUILTIN32_DLL;
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#define BI32_INSTANTIATED 0x01
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#define BI32_DANGER 0x02
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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 ICMP_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 MCIANIM_Descriptor;
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extern const BUILTIN32_DESCRIPTOR MCIAVI_Descriptor;
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extern const BUILTIN32_DESCRIPTOR MCICDA_Descriptor;
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extern const BUILTIN32_DESCRIPTOR MCISEQ_Descriptor;
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extern const BUILTIN32_DESCRIPTOR MCIWAVE_Descriptor;
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extern const BUILTIN32_DESCRIPTOR MIDIMAP_Descriptor;
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extern const BUILTIN32_DESCRIPTOR MSACM32_Descriptor;
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extern const BUILTIN32_DESCRIPTOR MSACMMAP_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 SHLWAPI_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 WINEOSS_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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extern const BUILTIN32_RESOURCE comctl32_ResourceDescriptor;
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extern const BUILTIN32_RESOURCE comdlg32_ResourceDescriptor;
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extern const BUILTIN32_RESOURCE shell32_ResourceDescriptor;
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extern const BUILTIN32_RESOURCE user32_ResourceDescriptor;
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extern const BUILTIN32_RESOURCE winmm_ResourceDescriptor;
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static BUILTIN32_DLL BuiltinDLLs[] =
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{
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{ &ADVAPI32_Descriptor, 0, 0, NULL },
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{ &AVIFIL32_Descriptor, 0, 0, NULL },
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{ &COMCTL32_Descriptor, BI32_DANGER, 0, &comctl32_ResourceDescriptor },
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{ &COMDLG32_Descriptor, BI32_DANGER, 0, &comdlg32_ResourceDescriptor },
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{ &CRTDLL_Descriptor, BI32_DANGER, 0, NULL },
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{ &DCIMAN32_Descriptor, 0, 0, NULL },
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{ &DDRAW_Descriptor, 0, 0, NULL },
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{ &DINPUT_Descriptor, 0, 0, NULL },
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{ &DPLAY_Descriptor, 0, 0, NULL },
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{ &DPLAYX_Descriptor, 0, 0, NULL },
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{ &DSOUND_Descriptor, 0, 0, NULL },
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{ &GDI32_Descriptor, 0, 0, NULL },
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{ &ICMP_Descriptor, 0, 0, NULL },
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{ &IMAGEHLP_Descriptor, BI32_DANGER, 0, NULL },
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{ &IMM32_Descriptor, 0, 0, NULL },
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{ &KERNEL32_Descriptor, 0, 0, NULL },
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{ &LZ32_Descriptor, 0, 0, NULL },
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{ &MCIANIM_Descriptor, 0, 0, NULL },
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{ &MCIAVI_Descriptor, 0, 0, NULL },
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{ &MCICDA_Descriptor, 0, 0, NULL },
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{ &MCISEQ_Descriptor, 0, 0, NULL },
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{ &MCIWAVE_Descriptor, 0, 0, NULL },
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{ &MIDIMAP_Descriptor, 0, 0, NULL },
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{ &MPR_Descriptor, 0, 0, NULL },
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{ &MSACM32_Descriptor, BI32_DANGER, 0, NULL },
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{ &MSACMMAP_Descriptor, 0, 0, NULL },
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{ &MSNET32_Descriptor, 0, 0, NULL },
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{ &MSVFW32_Descriptor, 0, 0, NULL },
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{ &NTDLL_Descriptor, 0, 0, NULL },
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{ &OLE32_Descriptor, 0, 0, NULL },
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{ &OLEAUT32_Descriptor, 0, 0, NULL },
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{ &OLECLI32_Descriptor, 0, 0, NULL },
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{ &OLEDLG_Descriptor, 0, 0, NULL },
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{ &OLESVR32_Descriptor, 0, 0, NULL },
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{ &PSAPI_Descriptor, 0, 0, NULL },
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{ &RASAPI32_Descriptor, 0, 0, NULL },
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{ &SHELL32_Descriptor, BI32_DANGER, 0, &shell32_ResourceDescriptor },
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{ &SHLWAPI_Descriptor, 0, 0, NULL },
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{ &TAPI32_Descriptor, 0, 0, NULL },
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{ &USER32_Descriptor, 0, 0, &user32_ResourceDescriptor },
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{ &VERSION_Descriptor, 0, 0, NULL },
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{ &W32SKRNL_Descriptor, 0, 0, NULL },
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{ &WINMM_Descriptor, 0, 0, &winmm_ResourceDescriptor },
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{ &WINSPOOL_Descriptor, 0, 0, NULL },
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{ &WINEOSS_Descriptor, 0, 0, NULL },
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{ &WNASPI32_Descriptor, 0, 0, NULL },
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{ &WOW32_Descriptor, 0, 0, NULL },
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{ &WSOCK32_Descriptor, 0, 0, NULL },
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/* Last entry */
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{ NULL, 0, 0, NULL }
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};
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extern void RELAY_CallFrom32();
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extern void RELAY_CallFrom32Regs();
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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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IMAGE_IMPORT_DESCRIPTOR *imp;
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LPVOID *funcs;
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LPSTR *names;
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LPSTR pfwd;
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DEBUG_ENTRY_POINT *debug;
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INT i, size, nb_sections;
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BYTE *addr;
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/* Allocate the module */
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nb_sections = 2; /* exports + code */
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if (dll->descr->nb_imports) nb_sections++;
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size = (sizeof(IMAGE_DOS_HEADER)
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+ sizeof(IMAGE_NT_HEADERS)
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+ nb_sections * sizeof(IMAGE_SECTION_HEADER)
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+ (dll->descr->nb_imports+1) * sizeof(IMAGE_IMPORT_DESCRIPTOR)
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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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+ dll->descr->fwd_size);
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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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imp = (IMAGE_IMPORT_DESCRIPTOR *)(sec + nb_sections);
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exp = (IMAGE_EXPORT_DIRECTORY *)(imp + dll->descr->nb_imports + 1);
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funcs = (LPVOID *)(exp + 1);
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names = (LPSTR *)(funcs + dll->descr->nb_funcs);
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pfwd = (LPSTR)(names + dll->descr->nb_names);
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debug = (DEBUG_ENTRY_POINT *)(pfwd + dll->descr->fwd_size);
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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 = nb_sections;
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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 code section */
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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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sec++;
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/* Build the import directory */
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if (dll->descr->nb_imports)
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{
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dir = &nt->OptionalHeader.DataDirectory[IMAGE_FILE_IMPORT_DIRECTORY];
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dir->VirtualAddress = (BYTE *)imp - addr;
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dir->Size = sizeof(*imp) * (dll->descr->nb_imports + 1);
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/* Build the imports section */
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strcpy( sec->Name, ".idata" );
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sec->Misc.VirtualSize = dir->Size;
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sec->VirtualAddress = (BYTE *)imp - addr;
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sec->SizeOfRawData = dir->Size;
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sec->PointerToRawData = (BYTE *)imp - 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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sec++;
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/* Build the imports */
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for (i = 0; i < dll->descr->nb_imports; i++)
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{
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imp[i].u.Characteristics = 0;
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imp[i].ForwarderChain = -1;
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imp[i].Name = (BYTE *)dll->descr->imports[i] - addr;
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/* hack: make first thunk point to some zero value */
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imp[i].FirstThunk = (PIMAGE_THUNK_DATA)((BYTE *)&imp[i].u.Characteristics - addr);
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}
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}
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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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+ dll->descr->fwd_size;
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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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sec++;
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/* Build the resource directory */
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if(dll->rsc)
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{
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int i;
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void *rtab;
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IMAGE_RESOURCE_DATA_ENTRY *rdep;
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rtab = HeapAlloc(GetProcessHeap(), 0, dll->rsc->restabsize);
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if(!rtab)
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{
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ERR_(module)("Failed to get memory for resource directory\n");
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VirtualFree(addr, size, MEM_RELEASE);
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return 0;
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}
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/*
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* The resource directory has to be copied because it contains
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* RVAs. These would be invalid if the dll is instantiated twice.
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*/
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memcpy(rtab, dll->rsc->restab, dll->rsc->restabsize);
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dir = &nt->OptionalHeader.DataDirectory[IMAGE_FILE_RESOURCE_DIRECTORY];
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dir->VirtualAddress = (DWORD)rtab - (DWORD)addr;
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dir->Size = dll->rsc->restabsize;
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rdep = (IMAGE_RESOURCE_DATA_ENTRY *)((DWORD)rtab + (DWORD)dll->rsc->entries - (DWORD)dll->rsc->restab);
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for(i = 0; i < dll->rsc->nresources; i++)
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{
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rdep[i].OffsetToData += (DWORD)dll->rsc->restab - (DWORD)addr;
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}
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}
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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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if (args == 0xfd) /* forward func */
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{
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strcpy( pfwd, (LPSTR)dll->descr->functions[i] );
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*funcs = (LPVOID)((BYTE *)pfwd - addr);
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pfwd += strlen(pfwd) + 1;
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}
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else *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 0xfd: /* forward */
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case 0xff: /* stub or extern */
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break;
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default: /* normal function (stdcall or cdecl or register) */
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if (TRACE_ON(relay)) {
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debug->call = 0xe8; /* lcall relative */
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if (args & 0x40) /* register func */
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debug->callfrom32 = (DWORD)RELAY_CallFrom32Regs -
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(DWORD)&debug->ret;
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else
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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 & 0x3f) * 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.
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*/
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HMODULE BUILTIN32_LoadImage( LPCSTR name, OFSTRUCT *ofs)
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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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p = strrchr( dllname, '.' );
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if (!p) strcat( dllname, ".dll" );
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for (table = BuiltinDLLs; table->descr; table++)
|
|
{
|
|
if (!lstrcmpiA( table->descr->filename, dllname )) break;
|
|
}
|
|
|
|
if (!table->descr) return 0;
|
|
|
|
if ( (table->flags & BI32_INSTANTIATED) && (table->flags & BI32_DANGER) )
|
|
{
|
|
ERR_(module)("Attemp to instantiate built-in dll '%s' twice in the same address-space. Expect trouble!\n",
|
|
table->descr->name);
|
|
}
|
|
|
|
strcpy( ofs->szPathName, table->descr->filename );
|
|
|
|
if ( !table->hModule )
|
|
table->hModule = BUILTIN32_DoLoadImage( table );
|
|
|
|
if ( table->hModule )
|
|
table->flags |= BI32_INSTANTIATED;
|
|
|
|
return table->hModule;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* BUILTIN32_LoadLibraryExA
|
|
*
|
|
* Partly copied from the original PE_ version.
|
|
*
|
|
* Note: This implementation is not very nice and should be one with
|
|
* the BUILTIN32_LoadImage function. But, we don't care too much
|
|
* because this code will obsolete itself shortly when we get the
|
|
* modularization of wine implemented (BS 05-Mar-1999).
|
|
*/
|
|
WINE_MODREF *BUILTIN32_LoadLibraryExA(LPCSTR path, DWORD flags, DWORD *err)
|
|
{
|
|
LPCSTR modName = NULL;
|
|
OFSTRUCT ofs;
|
|
HMODULE hModule32;
|
|
HMODULE16 hModule16;
|
|
NE_MODULE *pModule;
|
|
WINE_MODREF *wm;
|
|
char dllname[256], *p;
|
|
|
|
/* Append .DLL to name if no extension present */
|
|
strcpy( dllname, path );
|
|
if (!(p = strrchr( dllname, '.')) || strchr( p, '/' ) || strchr( p, '\\'))
|
|
strcat( dllname, ".DLL" );
|
|
|
|
hModule32 = BUILTIN32_LoadImage(path, &ofs);
|
|
if(!hModule32)
|
|
{
|
|
*err = ERROR_FILE_NOT_FOUND;
|
|
return NULL;
|
|
}
|
|
|
|
/* Create 16-bit dummy module */
|
|
if ((hModule16 = MODULE_CreateDummyModule( &ofs, modName, 0 )) < 32)
|
|
{
|
|
*err = (DWORD)hModule16;
|
|
return NULL; /* FIXME: Should unload the builtin module */
|
|
}
|
|
|
|
pModule = (NE_MODULE *)GlobalLock16( hModule16 );
|
|
pModule->flags = NE_FFLAGS_LIBMODULE | NE_FFLAGS_SINGLEDATA | NE_FFLAGS_WIN32 | NE_FFLAGS_BUILTIN;
|
|
pModule->module32 = hModule32;
|
|
|
|
/* Create 32-bit MODREF */
|
|
if ( !(wm = PE_CreateModule( hModule32, &ofs, flags, TRUE )) )
|
|
{
|
|
ERR_(win32)("can't load %s\n",ofs.szPathName);
|
|
FreeLibrary16( hModule16 ); /* FIXME: Should unload the builtin module */
|
|
*err = ERROR_OUTOFMEMORY;
|
|
return NULL;
|
|
}
|
|
|
|
if (wm->binfmt.pe.pe_export)
|
|
SNOOP_RegisterDLL(wm->module,wm->modname,wm->binfmt.pe.pe_export->NumberOfFunctions);
|
|
|
|
*err = 0;
|
|
return wm;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* BUILTIN32_UnloadLibrary
|
|
*
|
|
* Unload the built-in library and free the modref.
|
|
*/
|
|
void BUILTIN32_UnloadLibrary(WINE_MODREF *wm)
|
|
{
|
|
/* FIXME: do something here */
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* BUILTIN32_GetEntryPoint
|
|
*
|
|
* Return the name of the DLL entry point corresponding
|
|
* to a relay entry point address. This is used only by relay debugging.
|
|
*
|
|
* This function _must_ return the real entry point to call
|
|
* after the debug info is printed.
|
|
*/
|
|
ENTRYPOINT32 BUILTIN32_GetEntryPoint( char *buffer, void *relay,
|
|
unsigned int *typemask )
|
|
{
|
|
BUILTIN32_DLL *dll;
|
|
int ordinal = 0, i;
|
|
|
|
/* First find the module */
|
|
|
|
for (dll = BuiltinDLLs; dll->descr; dll++)
|
|
if ( dll->flags & BI32_INSTANTIATED )
|
|
{
|
|
IMAGE_SECTION_HEADER *sec = PE_SECTIONS(dll->hModule);
|
|
DEBUG_ENTRY_POINT *debug =
|
|
(DEBUG_ENTRY_POINT *)((DWORD)dll->hModule + sec[0].VirtualAddress);
|
|
DEBUG_ENTRY_POINT *func = (DEBUG_ENTRY_POINT *)relay;
|
|
|
|
if (debug <= func && func < debug + dll->descr->nb_funcs)
|
|
{
|
|
ordinal = func - debug;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!dll->descr)
|
|
return (ENTRYPOINT32)NULL;
|
|
|
|
/* Now find the function */
|
|
|
|
for (i = 0; i < dll->descr->nb_names; i++)
|
|
if (dll->descr->ordinals[i] == ordinal) break;
|
|
assert( i < dll->descr->nb_names );
|
|
|
|
sprintf( buffer, "%s.%d: %s", dll->descr->name, ordinal + dll->descr->base,
|
|
dll->descr->names[i] );
|
|
*typemask = dll->descr->argtypes[ordinal];
|
|
return dll->descr->functions[ordinal];
|
|
}
|
|
|
|
/***********************************************************************
|
|
* BUILTIN32_SwitchRelayDebug
|
|
*
|
|
* FIXME: enhance to do it module relative.
|
|
*/
|
|
void BUILTIN32_SwitchRelayDebug(BOOL onoff) {
|
|
BUILTIN32_DLL *dll;
|
|
int i;
|
|
|
|
#ifdef __i386__
|
|
if (!(TRACE_ON(relay) || WARN_ON(relay)))
|
|
return;
|
|
for (dll = BuiltinDLLs; dll->descr; dll++) {
|
|
IMAGE_SECTION_HEADER *sec;
|
|
DEBUG_ENTRY_POINT *debug;
|
|
if (!(dll->flags & BI32_INSTANTIATED))
|
|
continue;
|
|
|
|
sec = PE_SECTIONS(dll->hModule);
|
|
debug = (DEBUG_ENTRY_POINT *)((DWORD)dll->hModule + sec[1].VirtualAddress);
|
|
for (i = 0; i < dll->descr->nb_funcs; i++,debug++) {
|
|
if (!dll->descr->functions[i]) continue;
|
|
if ((dll->descr->args[i]==0xff) || (dll->descr->args[i]==0xfe))
|
|
continue;
|
|
if (onoff) {
|
|
debug->call = 0xe8; /* lcall relative */
|
|
debug->callfrom32 = (DWORD)RELAY_CallFrom32 -
|
|
(DWORD)&debug->ret;
|
|
} else {
|
|
debug->call = 0xe9; /* ljmp relative */
|
|
debug->callfrom32 = (DWORD)dll->descr->functions[i] -
|
|
(DWORD)&debug->ret;
|
|
}
|
|
}
|
|
}
|
|
#endif /* __i386__ */
|
|
return;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* BUILTIN32_Unimplemented
|
|
*
|
|
* This function is called for unimplemented 32-bit entry points (declared
|
|
* as 'stub' in the spec file).
|
|
*/
|
|
void BUILTIN32_Unimplemented( const BUILTIN32_DESCRIPTOR *descr, int ordinal )
|
|
{
|
|
const char *func_name = "???";
|
|
int i;
|
|
|
|
__RESTORE_ES; /* Just in case */
|
|
|
|
for (i = 0; i < descr->nb_names; i++)
|
|
if (descr->ordinals[i] + descr->base == ordinal) break;
|
|
if (i < descr->nb_names) func_name = descr->names[i];
|
|
|
|
MESSAGE( "No handler for Win32 routine %s.%d: %s",
|
|
descr->name, ordinal, func_name );
|
|
#ifdef __GNUC__
|
|
MESSAGE( " (called from %p)", __builtin_return_address(1) );
|
|
#endif
|
|
MESSAGE( "\n" );
|
|
ExitProcess(1);
|
|
}
|
|
|