wine/include/module.h
1998-10-17 12:56:00 +00:00

196 lines
7.5 KiB
C

/*
* Module definitions
*
* Copyright 1995 Alexandre Julliard
*/
#ifndef __WINE_MODULE_H
#define __WINE_MODULE_H
#include "dosexe.h"
#include "pe_image.h"
#include "wintypes.h"
/* In-memory module structure. See 'Windows Internals' p. 219 */
typedef struct _NE_MODULE
{
WORD magic; /* 00 'NE' signature */
WORD count; /* 02 Usage count */
WORD entry_table; /* 04 Near ptr to entry table */
HMODULE16 next; /* 06 Selector to next module */
WORD dgroup_entry; /* 08 Near ptr to segment entry for DGROUP */
WORD fileinfo; /* 0a Near ptr to file info (OFSTRUCT) */
WORD flags; /* 0c Module flags */
WORD dgroup; /* 0e Logical segment for DGROUP */
WORD heap_size; /* 10 Initial heap size */
WORD stack_size; /* 12 Initial stack size */
WORD ip; /* 14 Initial ip */
WORD cs; /* 16 Initial cs (logical segment) */
WORD sp; /* 18 Initial stack pointer */
WORD ss; /* 1a Initial ss (logical segment) */
WORD seg_count; /* 1c Number of segments in segment table */
WORD modref_count; /* 1e Number of module references */
WORD nrname_size; /* 20 Size of non-resident names table */
WORD seg_table; /* 22 Near ptr to segment table */
WORD res_table; /* 24 Near ptr to resource table */
WORD name_table; /* 26 Near ptr to resident names table */
WORD modref_table; /* 28 Near ptr to module reference table */
WORD import_table; /* 2a Near ptr to imported names table */
DWORD nrname_fpos; /* 2c File offset of non-resident names table */
WORD moveable_entries; /* 30 Number of moveable entries in entry table*/
WORD alignment; /* 32 Alignment shift count */
WORD truetype; /* 34 Set to 2 if TrueType font */
BYTE os_flags; /* 36 Operating system flags */
BYTE misc_flags; /* 37 Misc. flags */
HANDLE16 dlls_to_init; /* 38 List of DLLs to initialize */
HANDLE16 nrname_handle; /* 3a Handle to non-resident name table */
WORD min_swap_area; /* 3c Min. swap area size */
WORD expected_version; /* 3e Expected Windows version */
/* From here, these are extra fields not present in normal Windows */
HMODULE32 module32; /* 40 PE module handle for Win32 modules */
HMODULE16 self; /* 44 Handle for this module */
WORD self_loading_sel; /* 46 Selector used for self-loading apps. */
LPDOSTASK lpDosTask;
LPVOID dos_image; /* pointer to DOS memory (for DOS apps) */
} NE_MODULE;
/* In-memory segment table */
typedef struct
{
WORD filepos; /* Position in file, in sectors */
WORD size; /* Segment size on disk */
WORD flags; /* Segment flags */
WORD minsize; /* Min. size of segment in memory */
HANDLE16 hSeg; /* Selector or handle (selector - 1) */
/* of segment in memory */
} SEGTABLEENTRY;
/* Self-loading modules contain this structure in their first segment */
#pragma pack(1)
typedef struct
{
WORD version; /* Must be "A0" (0x3041) */
WORD reserved;
FARPROC16 BootApp; /* startup procedure */
FARPROC16 LoadAppSeg; /* procedure to load a segment */
FARPROC16 reserved2;
FARPROC16 MyAlloc; /* memory allocation procedure,
* wine must write this field */
FARPROC16 EntryAddrProc;
FARPROC16 ExitProc; /* exit procedure */
WORD reserved3[4];
FARPROC16 SetOwner; /* Set Owner procedure, exported by wine */
} SELFLOADHEADER;
/* Parameters for LoadModule() */
typedef struct
{
HGLOBAL16 hEnvironment; /* Environment segment */
SEGPTR cmdLine WINE_PACKED; /* Command-line */
SEGPTR showCmd WINE_PACKED; /* Code for ShowWindow() */
SEGPTR reserved WINE_PACKED;
} LOADPARAMS;
typedef struct
{
LPSTR lpEnvAddress;
LPSTR lpCmdLine;
UINT16 *lpCmdShow;
DWORD dwReserved;
} LOADPARAMS32;
#pragma pack(4)
/* internal representation of 32bit modules. per process. */
typedef enum { MODULE32_PE=1, MODULE32_ELF /* ,... */ } MODULE32_TYPE;
typedef struct _wine_modref
{
struct _wine_modref *next;
MODULE32_TYPE type;
union {
PE_MODREF pe;
ELF_MODREF elf;
} binfmt;
HMODULE32 module;
int nDeps;
struct _wine_modref **deps;
int initDone;
char *modname;
char *shortname;
char *longname;
} WINE_MODREF;
/* Resource types */
typedef struct resource_typeinfo_s NE_TYPEINFO;
typedef struct resource_nameinfo_s NE_NAMEINFO;
#define NE_SEG_TABLE(pModule) \
((SEGTABLEENTRY *)((char *)(pModule) + (pModule)->seg_table))
#define NE_MODULE_TABLE(pModule) \
((WORD *)((char *)(pModule) + (pModule)->modref_table))
#define NE_MODULE_NAME(pModule) \
(((OFSTRUCT *)((char*)(pModule) + (pModule)->fileinfo))->szPathName)
/* module.c */
extern FARPROC32 MODULE_GetProcAddress32( struct _PDB32*pdb,HMODULE32 hModule,LPCSTR function,BOOL32 snoop );
extern WINE_MODREF *MODULE32_LookupHMODULE( struct _PDB32 *process, HMODULE32 hModule );
extern void MODULE_InitializeDLLs( struct _PDB32 *process, HMODULE32 root, DWORD type, LPVOID lpReserved );
extern HMODULE32 MODULE_FindModule32( struct _PDB32 *process, LPCSTR path );
extern HMODULE32 MODULE_CreateDummyModule( const OFSTRUCT *ofs );
extern FARPROC16 MODULE_GetWndProcEntry16( const char *name );
extern FARPROC16 WINAPI WIN32_GetProcAddress16( HMODULE32 hmodule, LPCSTR name );
extern SEGPTR WINAPI HasGPHandler( SEGPTR address );
HMODULE32 MODULE_LoadLibraryEx32A(LPCSTR libname,struct _PDB32*process,HFILE32 hfile,DWORD flags);
/* loader/ne/module.c */
extern NE_MODULE *NE_GetPtr( HMODULE16 hModule );
extern void NE_DumpModule( HMODULE16 hModule );
extern void NE_WalkModules(void);
extern void NE_RegisterModule( NE_MODULE *pModule );
extern WORD NE_GetOrdinal( HMODULE16 hModule, const char *name );
extern FARPROC16 NE_GetEntryPoint( HMODULE16 hModule, WORD ordinal );
extern FARPROC16 NE_GetEntryPointEx( HMODULE16 hModule, WORD ordinal, BOOL16 snoop );
extern BOOL16 NE_SetEntryPoint( HMODULE16 hModule, WORD ordinal, WORD offset );
extern int NE_OpenFile( NE_MODULE *pModule );
extern HINSTANCE16 NE_LoadModule( LPCSTR name, HINSTANCE16 *hPrevInstance,
BOOL32 implicit, BOOL32 lib_only );
/* loader/ne/resource.c */
extern HGLOBAL16 WINAPI NE_DefResourceHandler(HGLOBAL16,HMODULE16,HRSRC16);
extern BOOL32 NE_InitResourceHandler( HMODULE16 hModule );
/* loader/ne/segment.c */
extern BOOL32 NE_LoadSegment( NE_MODULE *pModule, WORD segnum );
extern BOOL32 NE_LoadAllSegments( NE_MODULE *pModule );
extern void NE_FixupPrologs( NE_MODULE *pModule );
extern void NE_InitializeDLLs( HMODULE16 hModule );
extern BOOL32 NE_CreateSegments( NE_MODULE *pModule );
extern HINSTANCE16 NE_CreateInstance( NE_MODULE *pModule, HINSTANCE16 *prev,
BOOL32 lib_only );
/* if1632/builtin.c */
extern BOOL32 BUILTIN_Init(void);
extern HMODULE16 BUILTIN_LoadModule( LPCSTR name, BOOL32 force );
extern LPCSTR BUILTIN_GetEntryPoint16( WORD cs, WORD ip, WORD *pOrd );
extern BOOL32 BUILTIN_ParseDLLOptions( const char *str );
extern void BUILTIN_PrintDLLs(void);
/* relay32/builtin.c */
extern HMODULE32 BUILTIN32_LoadModule( LPCSTR name, BOOL32 force,
struct _PDB32 *process );
/* if1632/builtin.c */
extern HMODULE16 (*fnBUILTIN_LoadModule)(LPCSTR name, BOOL32 force);
#endif /* __WINE_MODULE_H */