1727 lines
50 KiB
C
1727 lines
50 KiB
C
/*
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* NE modules
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*
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* Copyright 1995 Alexandre Julliard
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*/
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#include <assert.h>
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#include <fcntl.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <ctype.h>
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#include "wine/winbase16.h"
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#include "winerror.h"
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#include "module.h"
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#include "neexe.h"
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#include "peexe.h"
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#include "toolhelp.h"
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#include "file.h"
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#include "ldt.h"
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#include "callback.h"
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#include "heap.h"
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#include "task.h"
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#include "global.h"
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#include "process.h"
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#include "toolhelp.h"
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#include "snoop.h"
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#include "stackframe.h"
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#include "debugtools.h"
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#include "file.h"
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#include "loadorder.h"
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#include "elfdll.h"
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#include "toolhelp.h"
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DEFAULT_DEBUG_CHANNEL(module)
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FARPROC16 (*fnSNOOP16_GetProcAddress16)(HMODULE16,DWORD,FARPROC16) = NULL;
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void (*fnSNOOP16_RegisterDLL)(NE_MODULE*,LPCSTR) = NULL;
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#define hFirstModule (pThhook->hExeHead)
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static NE_MODULE *pCachedModule = 0; /* Module cached by NE_OpenFile */
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static HMODULE16 NE_LoadBuiltin(LPCSTR name,BOOL force) { return 0; }
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HMODULE16 (*fnBUILTIN_LoadModule)(LPCSTR name,BOOL force) = NE_LoadBuiltin;
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static BOOL16 NE_FreeModule( HMODULE16 hModule, BOOL call_wep );
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static HINSTANCE16 MODULE_LoadModule16( LPCSTR libname, BOOL implicit, BOOL lib_only );
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/***********************************************************************
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* NE_GetPtr
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*/
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NE_MODULE *NE_GetPtr( HMODULE16 hModule )
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{
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return (NE_MODULE *)GlobalLock16( GetExePtr(hModule) );
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}
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/***********************************************************************
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* NE_DumpModule
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*/
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void NE_DumpModule( HMODULE16 hModule )
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{
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int i, ordinal;
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SEGTABLEENTRY *pSeg;
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BYTE *pstr;
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WORD *pword;
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NE_MODULE *pModule;
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ET_BUNDLE *bundle;
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ET_ENTRY *entry;
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if (!(pModule = NE_GetPtr( hModule )))
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{
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MESSAGE( "**** %04x is not a module handle\n", hModule );
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return;
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}
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/* Dump the module info */
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DPRINTF( "---\n" );
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DPRINTF( "Module %04x:\n", hModule );
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DPRINTF( "count=%d flags=%04x heap=%d stack=%d\n",
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pModule->count, pModule->flags,
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pModule->heap_size, pModule->stack_size );
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DPRINTF( "cs:ip=%04x:%04x ss:sp=%04x:%04x ds=%04x nb seg=%d modrefs=%d\n",
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pModule->cs, pModule->ip, pModule->ss, pModule->sp, pModule->dgroup,
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pModule->seg_count, pModule->modref_count );
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DPRINTF( "os_flags=%d swap_area=%d version=%04x\n",
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pModule->os_flags, pModule->min_swap_area,
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pModule->expected_version );
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if (pModule->flags & NE_FFLAGS_WIN32)
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DPRINTF( "PE module=%08x\n", pModule->module32 );
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/* Dump the file info */
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DPRINTF( "---\n" );
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DPRINTF( "Filename: '%s'\n", NE_MODULE_NAME(pModule) );
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/* Dump the segment table */
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DPRINTF( "---\n" );
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DPRINTF( "Segment table:\n" );
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pSeg = NE_SEG_TABLE( pModule );
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for (i = 0; i < pModule->seg_count; i++, pSeg++)
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DPRINTF( "%02x: pos=%d size=%d flags=%04x minsize=%d hSeg=%04x\n",
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i + 1, pSeg->filepos, pSeg->size, pSeg->flags,
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pSeg->minsize, pSeg->hSeg );
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/* Dump the resource table */
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DPRINTF( "---\n" );
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DPRINTF( "Resource table:\n" );
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if (pModule->res_table)
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{
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pword = (WORD *)((BYTE *)pModule + pModule->res_table);
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DPRINTF( "Alignment: %d\n", *pword++ );
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while (*pword)
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{
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struct resource_typeinfo_s *ptr = (struct resource_typeinfo_s *)pword;
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struct resource_nameinfo_s *pname = (struct resource_nameinfo_s *)(ptr + 1);
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DPRINTF( "id=%04x count=%d\n", ptr->type_id, ptr->count );
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for (i = 0; i < ptr->count; i++, pname++)
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DPRINTF( "offset=%d len=%d id=%04x\n",
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pname->offset, pname->length, pname->id );
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pword = (WORD *)pname;
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}
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}
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else DPRINTF( "None\n" );
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/* Dump the resident name table */
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DPRINTF( "---\n" );
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DPRINTF( "Resident-name table:\n" );
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pstr = (char *)pModule + pModule->name_table;
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while (*pstr)
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{
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DPRINTF( "%*.*s: %d\n", *pstr, *pstr, pstr + 1,
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*(WORD *)(pstr + *pstr + 1) );
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pstr += *pstr + 1 + sizeof(WORD);
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}
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/* Dump the module reference table */
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DPRINTF( "---\n" );
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DPRINTF( "Module ref table:\n" );
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if (pModule->modref_table)
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{
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pword = (WORD *)((BYTE *)pModule + pModule->modref_table);
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for (i = 0; i < pModule->modref_count; i++, pword++)
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{
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char name[10];
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GetModuleName16( *pword, name, sizeof(name) );
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DPRINTF( "%d: %04x -> '%s'\n", i, *pword, name );
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}
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}
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else DPRINTF( "None\n" );
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/* Dump the entry table */
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DPRINTF( "---\n" );
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DPRINTF( "Entry table:\n" );
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bundle = (ET_BUNDLE *)((BYTE *)pModule+pModule->entry_table);
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do {
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entry = (ET_ENTRY *)((BYTE *)bundle+6);
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DPRINTF( "Bundle %d-%d: %02x\n", bundle->first, bundle->last, entry->type);
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ordinal = bundle->first;
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while (ordinal < bundle->last)
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{
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if (entry->type == 0xff)
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DPRINTF("%d: %02x:%04x (moveable)\n", ordinal++, entry->segnum, entry->offs);
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else
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DPRINTF("%d: %02x:%04x (fixed)\n", ordinal++, entry->segnum, entry->offs);
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entry++;
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}
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} while ( (bundle->next)
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&& (bundle = ((ET_BUNDLE *)((BYTE *)pModule + bundle->next))) );
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/* Dump the non-resident names table */
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DPRINTF( "---\n" );
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DPRINTF( "Non-resident names table:\n" );
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if (pModule->nrname_handle)
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{
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pstr = (char *)GlobalLock16( pModule->nrname_handle );
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while (*pstr)
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{
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DPRINTF( "%*.*s: %d\n", *pstr, *pstr, pstr + 1,
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*(WORD *)(pstr + *pstr + 1) );
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pstr += *pstr + 1 + sizeof(WORD);
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}
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}
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DPRINTF( "\n" );
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}
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/***********************************************************************
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* NE_WalkModules
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*
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* Walk the module list and print the modules.
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*/
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void NE_WalkModules(void)
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{
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HMODULE16 hModule = hFirstModule;
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MESSAGE( "Module Flags Name\n" );
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while (hModule)
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{
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NE_MODULE *pModule = NE_GetPtr( hModule );
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if (!pModule)
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{
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MESSAGE( "Bad module %04x in list\n", hModule );
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return;
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}
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MESSAGE( " %04x %04x %.*s\n", hModule, pModule->flags,
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*((char *)pModule + pModule->name_table),
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(char *)pModule + pModule->name_table + 1 );
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hModule = pModule->next;
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}
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}
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/**********************************************************************
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* NE_RegisterModule
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*/
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void NE_RegisterModule( NE_MODULE *pModule )
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{
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pModule->next = hFirstModule;
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hFirstModule = pModule->self;
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}
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/***********************************************************************
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* NE_GetOrdinal
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*
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* Lookup the ordinal for a given name.
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*/
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WORD NE_GetOrdinal( HMODULE16 hModule, const char *name )
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{
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unsigned char buffer[256], *cpnt;
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BYTE len;
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NE_MODULE *pModule;
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if (!(pModule = NE_GetPtr( hModule ))) return 0;
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assert( !(pModule->flags & NE_FFLAGS_WIN32) );
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TRACE("(%04x,'%s')\n", hModule, name );
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/* First handle names of the form '#xxxx' */
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if (name[0] == '#') return atoi( name + 1 );
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/* Now copy and uppercase the string */
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strcpy( buffer, name );
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CharUpperA( buffer );
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len = strlen( buffer );
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/* First search the resident names */
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cpnt = (char *)pModule + pModule->name_table;
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/* Skip the first entry (module name) */
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cpnt += *cpnt + 1 + sizeof(WORD);
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while (*cpnt)
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{
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if (((BYTE)*cpnt == len) && !memcmp( cpnt+1, buffer, len ))
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{
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TRACE(" Found: ordinal=%d\n",
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*(WORD *)(cpnt + *cpnt + 1) );
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return *(WORD *)(cpnt + *cpnt + 1);
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}
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cpnt += *cpnt + 1 + sizeof(WORD);
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}
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/* Now search the non-resident names table */
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if (!pModule->nrname_handle) return 0; /* No non-resident table */
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cpnt = (char *)GlobalLock16( pModule->nrname_handle );
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/* Skip the first entry (module description string) */
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cpnt += *cpnt + 1 + sizeof(WORD);
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while (*cpnt)
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{
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if (((BYTE)*cpnt == len) && !memcmp( cpnt+1, buffer, len ))
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{
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TRACE(" Found: ordinal=%d\n",
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*(WORD *)(cpnt + *cpnt + 1) );
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return *(WORD *)(cpnt + *cpnt + 1);
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}
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cpnt += *cpnt + 1 + sizeof(WORD);
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}
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return 0;
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}
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/***********************************************************************
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* NE_GetEntryPoint (WPROCS.27)
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*
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* Return the entry point for a given ordinal.
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*/
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FARPROC16 NE_GetEntryPoint( HMODULE16 hModule, WORD ordinal )
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{
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return NE_GetEntryPointEx( hModule, ordinal, TRUE );
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}
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FARPROC16 NE_GetEntryPointEx( HMODULE16 hModule, WORD ordinal, BOOL16 snoop )
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{
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NE_MODULE *pModule;
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WORD sel, offset, i;
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ET_ENTRY *entry;
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ET_BUNDLE *bundle;
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if (!(pModule = NE_GetPtr( hModule ))) return 0;
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assert( !(pModule->flags & NE_FFLAGS_WIN32) );
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bundle = (ET_BUNDLE *)((BYTE *)pModule + pModule->entry_table);
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while ((ordinal < bundle->first + 1) || (ordinal > bundle->last))
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{
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if (!(bundle->next))
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return 0;
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bundle = (ET_BUNDLE *)((BYTE *)pModule + bundle->next);
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}
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entry = (ET_ENTRY *)((BYTE *)bundle+6);
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for (i=0; i < (ordinal - bundle->first - 1); i++)
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entry++;
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sel = entry->segnum;
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offset = entry->offs;
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if (sel == 0xfe) sel = 0xffff; /* constant entry */
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else sel = GlobalHandleToSel16(NE_SEG_TABLE(pModule)[sel-1].hSeg);
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if (sel==0xffff)
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return (FARPROC16)PTR_SEG_OFF_TO_SEGPTR( sel, offset );
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if (!snoop || !fnSNOOP16_GetProcAddress16)
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return (FARPROC16)PTR_SEG_OFF_TO_SEGPTR( sel, offset );
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else
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return (FARPROC16)fnSNOOP16_GetProcAddress16(hModule,ordinal,(FARPROC16)PTR_SEG_OFF_TO_SEGPTR( sel, offset ));
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}
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/***********************************************************************
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* NE_SetEntryPoint
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*
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* Change the value of an entry point. Use with caution!
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* It can only change the offset value, not the selector.
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*/
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BOOL16 NE_SetEntryPoint( HMODULE16 hModule, WORD ordinal, WORD offset )
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{
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NE_MODULE *pModule;
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ET_ENTRY *entry;
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ET_BUNDLE *bundle;
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int i;
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if (!(pModule = NE_GetPtr( hModule ))) return FALSE;
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assert( !(pModule->flags & NE_FFLAGS_WIN32) );
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bundle = (ET_BUNDLE *)((BYTE *)pModule + pModule->entry_table);
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while ((ordinal < bundle->first + 1) || (ordinal > bundle->last))
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{
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bundle = (ET_BUNDLE *)((BYTE *)pModule + bundle->next);
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if (!(bundle->next))
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return 0;
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}
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entry = (ET_ENTRY *)((BYTE *)bundle+6);
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for (i=0; i < (ordinal - bundle->first - 1); i++)
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entry++;
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entry->offs = offset;
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return TRUE;
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}
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/***********************************************************************
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* NE_OpenFile
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*/
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HANDLE NE_OpenFile( NE_MODULE *pModule )
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{
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char *name;
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static HANDLE cachedfd = -1;
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TRACE("(%p) cache: mod=%p fd=%d\n",
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pModule, pCachedModule, cachedfd );
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if (pCachedModule == pModule) return cachedfd;
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CloseHandle( cachedfd );
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pCachedModule = pModule;
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name = NE_MODULE_NAME( pModule );
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if ((cachedfd = CreateFileA( name, GENERIC_READ, FILE_SHARE_READ,
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NULL, OPEN_EXISTING, 0, -1 )) == -1)
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MESSAGE( "Can't open file '%s' for module %04x\n", name, pModule->self );
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else
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/* FIXME: should not be necessary */
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cachedfd = ConvertToGlobalHandle(cachedfd);
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TRACE("opened '%s' -> %d\n",
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name, cachedfd );
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return cachedfd;
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}
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/***********************************************************************
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* NE_LoadExeHeader
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*/
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static HMODULE16 NE_LoadExeHeader( HFILE16 hFile, OFSTRUCT *ofs )
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{
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IMAGE_DOS_HEADER mz_header;
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IMAGE_OS2_HEADER ne_header;
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int size;
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HMODULE16 hModule;
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NE_MODULE *pModule;
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BYTE *pData, *pTempEntryTable;
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char *buffer, *fastload = NULL;
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int fastload_offset = 0, fastload_length = 0;
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ET_ENTRY *entry;
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ET_BUNDLE *bundle, *oldbundle;
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/* Read a block from either the file or the fast-load area. */
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#define READ(offset,size,buffer) \
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((fastload && ((offset) >= fastload_offset) && \
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((offset)+(size) <= fastload_offset+fastload_length)) ? \
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(memcpy( buffer, fastload+(offset)-fastload_offset, (size) ), TRUE) : \
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(_llseek16( hFile, (offset), SEEK_SET), \
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_hread16( hFile, (buffer), (size) ) == (size)))
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_llseek16( hFile, 0, SEEK_SET );
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if ((_hread16(hFile,&mz_header,sizeof(mz_header)) != sizeof(mz_header)) ||
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(mz_header.e_magic != IMAGE_DOS_SIGNATURE))
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return (HMODULE16)11; /* invalid exe */
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_llseek16( hFile, mz_header.e_lfanew, SEEK_SET );
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if (_hread16( hFile, &ne_header, sizeof(ne_header) ) != sizeof(ne_header))
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return (HMODULE16)11; /* invalid exe */
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if (ne_header.ne_magic == IMAGE_NT_SIGNATURE) return (HMODULE16)21; /* win32 exe */
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if (ne_header.ne_magic != IMAGE_OS2_SIGNATURE) return (HMODULE16)11; /* invalid exe */
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if (ne_header.ne_magic == IMAGE_OS2_SIGNATURE_LX) {
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MESSAGE("Sorry, this is an OS/2 linear executable (LX) file !\n");
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return (HMODULE16)12;
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}
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/* We now have a valid NE header */
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size = sizeof(NE_MODULE) +
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/* segment table */
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ne_header.n_segment_tab * sizeof(SEGTABLEENTRY) +
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/* resource table */
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ne_header.rname_tab_offset - ne_header.resource_tab_offset +
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/* resident names table */
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ne_header.moduleref_tab_offset - ne_header.rname_tab_offset +
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/* module ref table */
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ne_header.n_mod_ref_tab * sizeof(WORD) +
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/* imported names table */
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ne_header.entry_tab_offset - ne_header.iname_tab_offset +
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/* entry table length */
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ne_header.entry_tab_length +
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/* entry table extra conversion space */
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sizeof(ET_BUNDLE) +
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2 * (ne_header.entry_tab_length - ne_header.n_mov_entry_points*6) +
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/* loaded file info */
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sizeof(OFSTRUCT)-sizeof(ofs->szPathName)+strlen(ofs->szPathName)+1;
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hModule = GlobalAlloc16( GMEM_FIXED | GMEM_ZEROINIT, size );
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if (!hModule) return (HMODULE16)11; /* invalid exe */
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FarSetOwner16( hModule, hModule );
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pModule = (NE_MODULE *)GlobalLock16( hModule );
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memcpy( pModule, &ne_header, sizeof(ne_header) );
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pModule->count = 0;
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/* check *programs* for default minimal stack size */
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if ( (!(pModule->flags & NE_FFLAGS_LIBMODULE))
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&& (pModule->stack_size < 0x1400) )
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pModule->stack_size = 0x1400;
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pModule->module32 = 0;
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pModule->self = hModule;
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pModule->self_loading_sel = 0;
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pData = (BYTE *)(pModule + 1);
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/* Clear internal Wine flags in case they are set in the EXE file */
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pModule->flags &= ~(NE_FFLAGS_BUILTIN | NE_FFLAGS_WIN32);
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/* Read the fast-load area */
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if (ne_header.additional_flags & NE_AFLAGS_FASTLOAD)
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{
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fastload_offset=ne_header.fastload_offset<<ne_header.align_shift_count;
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fastload_length=ne_header.fastload_length<<ne_header.align_shift_count;
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TRACE("Using fast-load area offset=%x len=%d\n",
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fastload_offset, fastload_length );
|
|
if ((fastload = HeapAlloc( SystemHeap, 0, fastload_length )) != NULL)
|
|
{
|
|
_llseek16( hFile, fastload_offset, SEEK_SET);
|
|
if (_hread16(hFile, fastload, fastload_length) != fastload_length)
|
|
{
|
|
HeapFree( SystemHeap, 0, fastload );
|
|
WARN("Error reading fast-load area!\n");
|
|
fastload = NULL;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Get the segment table */
|
|
|
|
pModule->seg_table = (int)pData - (int)pModule;
|
|
buffer = HeapAlloc( SystemHeap, 0, ne_header.n_segment_tab *
|
|
sizeof(struct ne_segment_table_entry_s));
|
|
if (buffer)
|
|
{
|
|
int i;
|
|
struct ne_segment_table_entry_s *pSeg;
|
|
|
|
if (!READ( mz_header.e_lfanew + ne_header.segment_tab_offset,
|
|
ne_header.n_segment_tab * sizeof(struct ne_segment_table_entry_s),
|
|
buffer ))
|
|
{
|
|
HeapFree( SystemHeap, 0, buffer );
|
|
if (fastload)
|
|
HeapFree( SystemHeap, 0, fastload );
|
|
GlobalFree16( hModule );
|
|
return (HMODULE16)11; /* invalid exe */
|
|
}
|
|
pSeg = (struct ne_segment_table_entry_s *)buffer;
|
|
for (i = ne_header.n_segment_tab; i > 0; i--, pSeg++)
|
|
{
|
|
memcpy( pData, pSeg, sizeof(*pSeg) );
|
|
pData += sizeof(SEGTABLEENTRY);
|
|
}
|
|
HeapFree( SystemHeap, 0, buffer );
|
|
}
|
|
else
|
|
{
|
|
if (fastload)
|
|
HeapFree( SystemHeap, 0, fastload );
|
|
GlobalFree16( hModule );
|
|
return (HMODULE16)11; /* invalid exe */
|
|
}
|
|
|
|
/* Get the resource table */
|
|
|
|
if (ne_header.resource_tab_offset < ne_header.rname_tab_offset)
|
|
{
|
|
pModule->res_table = (int)pData - (int)pModule;
|
|
if (!READ(mz_header.e_lfanew + ne_header.resource_tab_offset,
|
|
ne_header.rname_tab_offset - ne_header.resource_tab_offset,
|
|
pData )) return (HMODULE16)11; /* invalid exe */
|
|
pData += ne_header.rname_tab_offset - ne_header.resource_tab_offset;
|
|
NE_InitResourceHandler( hModule );
|
|
}
|
|
else pModule->res_table = 0; /* No resource table */
|
|
|
|
/* Get the resident names table */
|
|
|
|
pModule->name_table = (int)pData - (int)pModule;
|
|
if (!READ( mz_header.e_lfanew + ne_header.rname_tab_offset,
|
|
ne_header.moduleref_tab_offset - ne_header.rname_tab_offset,
|
|
pData ))
|
|
{
|
|
if (fastload)
|
|
HeapFree( SystemHeap, 0, fastload );
|
|
GlobalFree16( hModule );
|
|
return (HMODULE16)11; /* invalid exe */
|
|
}
|
|
pData += ne_header.moduleref_tab_offset - ne_header.rname_tab_offset;
|
|
|
|
/* Get the module references table */
|
|
|
|
if (ne_header.n_mod_ref_tab > 0)
|
|
{
|
|
pModule->modref_table = (int)pData - (int)pModule;
|
|
if (!READ( mz_header.e_lfanew + ne_header.moduleref_tab_offset,
|
|
ne_header.n_mod_ref_tab * sizeof(WORD),
|
|
pData ))
|
|
{
|
|
if (fastload)
|
|
HeapFree( SystemHeap, 0, fastload );
|
|
GlobalFree16( hModule );
|
|
return (HMODULE16)11; /* invalid exe */
|
|
}
|
|
pData += ne_header.n_mod_ref_tab * sizeof(WORD);
|
|
}
|
|
else pModule->modref_table = 0; /* No module references */
|
|
|
|
/* Get the imported names table */
|
|
|
|
pModule->import_table = (int)pData - (int)pModule;
|
|
if (!READ( mz_header.e_lfanew + ne_header.iname_tab_offset,
|
|
ne_header.entry_tab_offset - ne_header.iname_tab_offset,
|
|
pData ))
|
|
{
|
|
if (fastload)
|
|
HeapFree( SystemHeap, 0, fastload );
|
|
GlobalFree16( hModule );
|
|
return (HMODULE16)11; /* invalid exe */
|
|
}
|
|
pData += ne_header.entry_tab_offset - ne_header.iname_tab_offset;
|
|
|
|
/* Load entry table, convert it to the optimized version used by Windows */
|
|
|
|
if ((pTempEntryTable = HeapAlloc( SystemHeap, 0, ne_header.entry_tab_length)) != NULL)
|
|
{
|
|
BYTE nr_entries, type, *s;
|
|
|
|
TRACE("Converting entry table.\n");
|
|
pModule->entry_table = (int)pData - (int)pModule;
|
|
if (!READ( mz_header.e_lfanew + ne_header.entry_tab_offset,
|
|
ne_header.entry_tab_length, pTempEntryTable ))
|
|
{
|
|
HeapFree( SystemHeap, 0, pTempEntryTable );
|
|
if (fastload)
|
|
HeapFree( SystemHeap, 0, fastload );
|
|
GlobalFree16( hModule );
|
|
return (HMODULE16)11; /* invalid exe */
|
|
}
|
|
|
|
s = pTempEntryTable;
|
|
TRACE("entry table: offs %04x, len %04x, entries %d\n", ne_header.entry_tab_offset, ne_header.entry_tab_length, *s);
|
|
|
|
bundle = (ET_BUNDLE *)pData;
|
|
TRACE("first bundle: %p\n", bundle);
|
|
memset(bundle, 0, sizeof(ET_BUNDLE)); /* in case no entry table exists */
|
|
entry = (ET_ENTRY *)((BYTE *)bundle+6);
|
|
|
|
while ((nr_entries = *s++))
|
|
{
|
|
if ((type = *s++))
|
|
{
|
|
bundle->last += nr_entries;
|
|
if (type == 0xff)
|
|
while (nr_entries--)
|
|
{
|
|
entry->type = type;
|
|
entry->flags = *s++;
|
|
s += 2;
|
|
entry->segnum = *s++;
|
|
entry->offs = *(WORD *)s; s += 2;
|
|
/*TRACE(module, "entry: %p, type: %d, flags: %d, segnum: %d, offs: %04x\n", entry, entry->type, entry->flags, entry->segnum, entry->offs);*/
|
|
entry++;
|
|
}
|
|
else
|
|
while (nr_entries--)
|
|
{
|
|
entry->type = type;
|
|
entry->flags = *s++;
|
|
entry->segnum = type;
|
|
entry->offs = *(WORD *)s; s += 2;
|
|
/*TRACE(module, "entry: %p, type: %d, flags: %d, segnum: %d, offs: %04x\n", entry, entry->type, entry->flags, entry->segnum, entry->offs);*/
|
|
entry++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (bundle->first == bundle->last)
|
|
{
|
|
bundle->first += nr_entries;
|
|
bundle->last += nr_entries;
|
|
}
|
|
else
|
|
{
|
|
oldbundle = bundle;
|
|
oldbundle->next = ((int)entry - (int)pModule);
|
|
bundle = (ET_BUNDLE *)entry;
|
|
TRACE("new bundle: %p\n", bundle);
|
|
bundle->first = bundle->last =
|
|
oldbundle->last + nr_entries;
|
|
bundle->next = 0;
|
|
(BYTE *)entry += sizeof(ET_BUNDLE);
|
|
}
|
|
}
|
|
}
|
|
HeapFree( SystemHeap, 0, pTempEntryTable );
|
|
}
|
|
else
|
|
{
|
|
if (fastload)
|
|
HeapFree( SystemHeap, 0, fastload );
|
|
GlobalFree16( hModule );
|
|
return (HMODULE16)11; /* invalid exe */
|
|
}
|
|
|
|
pData += ne_header.entry_tab_length + sizeof(ET_BUNDLE) +
|
|
2 * (ne_header.entry_tab_length - ne_header.n_mov_entry_points*6);
|
|
|
|
if ((DWORD)entry > (DWORD)pData)
|
|
ERR("converted entry table bigger than reserved space !!!\nentry: %p, pData: %p. Please report !\n", entry, pData);
|
|
|
|
/* Store the filename information */
|
|
|
|
pModule->fileinfo = (int)pData - (int)pModule;
|
|
size = sizeof(OFSTRUCT)-sizeof(ofs->szPathName)+strlen(ofs->szPathName)+1;
|
|
memcpy( pData, ofs, size );
|
|
((OFSTRUCT *)pData)->cBytes = size - 1;
|
|
pData += size;
|
|
|
|
/* Free the fast-load area */
|
|
|
|
#undef READ
|
|
if (fastload)
|
|
HeapFree( SystemHeap, 0, fastload );
|
|
|
|
/* Get the non-resident names table */
|
|
|
|
if (ne_header.nrname_tab_length)
|
|
{
|
|
pModule->nrname_handle = GLOBAL_Alloc( 0, ne_header.nrname_tab_length,
|
|
hModule, FALSE, FALSE, FALSE );
|
|
if (!pModule->nrname_handle)
|
|
{
|
|
GlobalFree16( hModule );
|
|
return (HMODULE16)11; /* invalid exe */
|
|
}
|
|
buffer = GlobalLock16( pModule->nrname_handle );
|
|
_llseek16( hFile, ne_header.nrname_tab_offset, SEEK_SET );
|
|
if (_hread16( hFile, buffer, ne_header.nrname_tab_length )
|
|
!= ne_header.nrname_tab_length)
|
|
{
|
|
GlobalFree16( pModule->nrname_handle );
|
|
GlobalFree16( hModule );
|
|
return (HMODULE16)11; /* invalid exe */
|
|
}
|
|
}
|
|
else pModule->nrname_handle = 0;
|
|
|
|
/* Allocate a segment for the implicitly-loaded DLLs */
|
|
|
|
if (pModule->modref_count)
|
|
{
|
|
pModule->dlls_to_init = GLOBAL_Alloc(GMEM_ZEROINIT,
|
|
(pModule->modref_count+1)*sizeof(HMODULE16),
|
|
hModule, FALSE, FALSE, FALSE );
|
|
if (!pModule->dlls_to_init)
|
|
{
|
|
if (pModule->nrname_handle) GlobalFree16( pModule->nrname_handle );
|
|
GlobalFree16( hModule );
|
|
return (HMODULE16)11; /* invalid exe */
|
|
}
|
|
}
|
|
else pModule->dlls_to_init = 0;
|
|
|
|
NE_RegisterModule( pModule );
|
|
if (fnSNOOP16_RegisterDLL)
|
|
fnSNOOP16_RegisterDLL(pModule,ofs->szPathName);
|
|
return hModule;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* NE_LoadDLLs
|
|
*
|
|
* Load all DLLs implicitly linked to a module.
|
|
*/
|
|
static BOOL NE_LoadDLLs( NE_MODULE *pModule )
|
|
{
|
|
int i;
|
|
WORD *pModRef = (WORD *)((char *)pModule + pModule->modref_table);
|
|
WORD *pDLLs = (WORD *)GlobalLock16( pModule->dlls_to_init );
|
|
|
|
for (i = 0; i < pModule->modref_count; i++, pModRef++)
|
|
{
|
|
char buffer[260];
|
|
BYTE *pstr = (BYTE *)pModule + pModule->import_table + *pModRef;
|
|
memcpy( buffer, pstr + 1, *pstr );
|
|
*(buffer + *pstr) = 0; /* terminate it */
|
|
|
|
TRACE("Loading '%s'\n", buffer );
|
|
if (!(*pModRef = GetModuleHandle16( buffer )))
|
|
{
|
|
/* If the DLL is not loaded yet, load it and store */
|
|
/* its handle in the list of DLLs to initialize. */
|
|
HMODULE16 hDLL;
|
|
|
|
if ((hDLL = MODULE_LoadModule16( buffer, TRUE, TRUE )) < 32)
|
|
{
|
|
/* FIXME: cleanup what was done */
|
|
|
|
MESSAGE( "Could not load '%s' required by '%.*s', error=%d\n",
|
|
buffer, *((BYTE*)pModule + pModule->name_table),
|
|
(char *)pModule + pModule->name_table + 1, hDLL );
|
|
return FALSE;
|
|
}
|
|
*pModRef = GetExePtr( hDLL );
|
|
*pDLLs++ = *pModRef;
|
|
}
|
|
else /* Increment the reference count of the DLL */
|
|
{
|
|
NE_MODULE *pOldDLL;
|
|
|
|
pOldDLL = NE_GetPtr( *pModRef );
|
|
if (pOldDLL) pOldDLL->count++;
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* NE_DoLoadModule
|
|
*
|
|
* Load first instance of NE module from file.
|
|
*
|
|
* pModule must point to a module structure prepared by NE_LoadExeHeader.
|
|
* This routine must never be called twice on a module.
|
|
*
|
|
*/
|
|
static HINSTANCE16 NE_DoLoadModule( NE_MODULE *pModule )
|
|
{
|
|
HINSTANCE16 hInstance;
|
|
|
|
/* Allocate the segments for this module */
|
|
|
|
if (!NE_CreateSegments( pModule ) ||
|
|
!(hInstance = NE_CreateInstance( pModule, NULL, FALSE )))
|
|
{
|
|
GlobalFreeAll16( pModule->self );
|
|
return 8; /* Insufficient memory */
|
|
}
|
|
|
|
/* Load the referenced DLLs */
|
|
|
|
if (!NE_LoadDLLs( pModule ))
|
|
{
|
|
NE_FreeModule( pModule->self, 0 );
|
|
return 2;
|
|
}
|
|
|
|
/* Load the segments */
|
|
|
|
NE_LoadAllSegments( pModule );
|
|
|
|
/* Fixup the functions prologs */
|
|
|
|
NE_FixupPrologs( pModule );
|
|
|
|
/* Make sure the usage count is 1 on the first loading of */
|
|
/* the module, even if it contains circular DLL references */
|
|
|
|
pModule->count = 1;
|
|
|
|
return hInstance;
|
|
}
|
|
|
|
/**********************************************************************
|
|
* NE_LoadModule
|
|
*
|
|
* Load first instance of NE module. (Note: caller is responsible for
|
|
* ensuring the module isn't already loaded!)
|
|
*
|
|
* If the module turns out to be an executable module, only a
|
|
* handle to a module stub is returned; this needs to be initialized
|
|
* by calling NE_DoLoadModule later, in the context of the newly
|
|
* created process.
|
|
*
|
|
* If lib_only is TRUE, however, the module is perforce treated
|
|
* like a DLL module, even if it is an executable module.
|
|
*
|
|
*/
|
|
HINSTANCE16 NE_LoadModule( LPCSTR name, BOOL implicit, BOOL lib_only )
|
|
{
|
|
NE_MODULE *pModule;
|
|
HMODULE16 hModule;
|
|
HFILE16 hFile;
|
|
OFSTRUCT ofs;
|
|
|
|
if ((hFile = OpenFile16( name, &ofs, OF_READ )) == HFILE_ERROR16)
|
|
{
|
|
char buffer[260];
|
|
|
|
if(implicit)
|
|
{
|
|
/* 4 == strlen(".dll") */
|
|
strncpy(buffer, name, sizeof(buffer) - 1 - 4);
|
|
strcat(buffer, ".dll");
|
|
if ((hFile = OpenFile16( buffer, &ofs, OF_READ )) == HFILE_ERROR16)
|
|
return 2; /* File not found */
|
|
}
|
|
}
|
|
|
|
hModule = NE_LoadExeHeader( hFile, &ofs );
|
|
_lclose16( hFile );
|
|
|
|
if (hModule < 32) return hModule;
|
|
pModule = NE_GetPtr( hModule );
|
|
if ( !pModule ) return hModule;
|
|
|
|
if ( !lib_only && !( pModule->flags & NE_FFLAGS_LIBMODULE ) )
|
|
return hModule;
|
|
|
|
return NE_DoLoadModule( pModule );
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* MODULE_LoadModule16
|
|
*
|
|
* Load a NE module in the order of the loadorder specification.
|
|
* The caller is responsible that the module is not loaded already.
|
|
*
|
|
*/
|
|
static HINSTANCE16 MODULE_LoadModule16( LPCSTR libname, BOOL implicit, BOOL lib_only )
|
|
{
|
|
HINSTANCE16 hinst;
|
|
int i;
|
|
module_loadorder_t *plo;
|
|
|
|
plo = MODULE_GetLoadOrder(libname);
|
|
|
|
for(i = 0; i < MODULE_LOADORDER_NTYPES; i++)
|
|
{
|
|
switch(plo->loadorder[i])
|
|
{
|
|
case MODULE_LOADORDER_DLL:
|
|
TRACE("Trying native dll '%s'\n", libname);
|
|
hinst = NE_LoadModule(libname, implicit, lib_only);
|
|
break;
|
|
|
|
case MODULE_LOADORDER_ELFDLL:
|
|
TRACE("Trying elfdll '%s'\n", libname);
|
|
hinst = ELFDLL_LoadModule16(libname, implicit);
|
|
break;
|
|
|
|
case MODULE_LOADORDER_BI:
|
|
TRACE("Trying built-in '%s'\n", libname);
|
|
hinst = fnBUILTIN_LoadModule(libname, TRUE);
|
|
break;
|
|
|
|
default:
|
|
ERR("Got invalid loadorder type %d (%s index %d)\n", plo->loadorder[i], plo->modulename, i);
|
|
/* Fall through */
|
|
|
|
case MODULE_LOADORDER_SO: /* This is not supported for NE modules */
|
|
case MODULE_LOADORDER_INVALID: /* We ignore this as it is an empty entry */
|
|
hinst = 2;
|
|
break;
|
|
}
|
|
|
|
if(hinst >= 32)
|
|
{
|
|
if(!implicit)
|
|
{
|
|
HMODULE16 hModule;
|
|
NE_MODULE *pModule;
|
|
|
|
hModule = GetModuleHandle16(libname);
|
|
if(!hModule)
|
|
{
|
|
ERR("Serious trouble. Just loaded module '%s' (hinst=0x%04x), but can't get module handle\n",
|
|
libname, hinst);
|
|
return 6; /* ERROR_INVALID_HANDLE seems most appropriate */
|
|
}
|
|
|
|
pModule = NE_GetPtr(hModule);
|
|
if(!pModule)
|
|
{
|
|
ERR("Serious trouble. Just loaded module '%s' (hinst=0x%04x), but can't get NE_MODULE pointer\n",
|
|
libname, hinst);
|
|
return 6; /* ERROR_INVALID_HANDLE seems most appropriate */
|
|
}
|
|
|
|
TRACE("Loaded module '%s' at 0x%04x, \n", libname, hinst);
|
|
|
|
/*
|
|
* Call initialization routines for all loaded DLLs. Note that
|
|
* when we load implicitly linked DLLs this will be done by InitTask().
|
|
*/
|
|
if(pModule->flags & NE_FFLAGS_LIBMODULE)
|
|
NE_InitializeDLLs(hModule);
|
|
}
|
|
return hinst;
|
|
}
|
|
|
|
if(hinst != 2)
|
|
{
|
|
/* We quit searching when we get another error than 'File not found' */
|
|
break;
|
|
}
|
|
}
|
|
return hinst; /* The last error that occured */
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* LoadModule16 (KERNEL.45)
|
|
*/
|
|
HINSTANCE16 WINAPI LoadModule16( LPCSTR name, LPVOID paramBlock )
|
|
{
|
|
BOOL lib_only = !paramBlock || (paramBlock == (LPVOID)-1);
|
|
LOADPARAMS16 *params;
|
|
LPSTR cmd_line, new_cmd_line;
|
|
LPCVOID env = NULL;
|
|
STARTUPINFOA startup;
|
|
PROCESS_INFORMATION info;
|
|
HMODULE16 hModule;
|
|
NE_MODULE *pModule;
|
|
PDB *pdb;
|
|
|
|
/* Load module */
|
|
|
|
if ( (hModule = GetModuleHandle16(name) ) != 0 )
|
|
{
|
|
/* Special case: second instance of an already loaded NE module */
|
|
|
|
if ( !( pModule = NE_GetPtr( hModule ) ) ) return (HINSTANCE16)11;
|
|
if ( pModule->module32 ) return (HINSTANCE16)21;
|
|
|
|
/* Increment refcount */
|
|
|
|
pModule->count++;
|
|
|
|
/* If library module, we just retrieve the instance handle */
|
|
|
|
if ( ( pModule->flags & NE_FFLAGS_LIBMODULE ) || lib_only )
|
|
return NE_CreateInstance( pModule, NULL, TRUE );
|
|
}
|
|
else
|
|
{
|
|
/* Main case: load first instance of NE module */
|
|
|
|
if ( (hModule = MODULE_LoadModule16( name, FALSE, lib_only )) < 32 )
|
|
return hModule;
|
|
|
|
if ( !(pModule = NE_GetPtr( hModule )) )
|
|
return (HINSTANCE16)11;
|
|
|
|
/* If library module, we're finished */
|
|
|
|
if ( ( pModule->flags & NE_FFLAGS_LIBMODULE ) || lib_only )
|
|
return hModule;
|
|
}
|
|
|
|
|
|
/*
|
|
* At this point, we need to create a new process.
|
|
*
|
|
* pModule points either to an already loaded module, whose refcount
|
|
* has already been incremented (to avoid having the module vanish
|
|
* in the meantime), or else to a stub module which contains only header
|
|
* information.
|
|
*
|
|
* All remaining initialization (really loading the module in the second
|
|
* case, and creating the new instance in both cases) are to be done in
|
|
* the context of the new process. This happens in the NE_InitProcess
|
|
* routine, which will be called from the 32-bit process initialization.
|
|
*/
|
|
|
|
|
|
params = (LOADPARAMS16 *)paramBlock;
|
|
cmd_line = (LPSTR)PTR_SEG_TO_LIN( params->cmdLine );
|
|
if (!cmd_line) cmd_line = "";
|
|
else if (*cmd_line) cmd_line++; /* skip the length byte */
|
|
|
|
if (!(new_cmd_line = HeapAlloc( GetProcessHeap(), 0,
|
|
strlen(cmd_line)+strlen(name)+2 )))
|
|
return 0;
|
|
strcpy( new_cmd_line, name );
|
|
strcat( new_cmd_line, " " );
|
|
strcat( new_cmd_line, cmd_line );
|
|
|
|
if (params->hEnvironment) env = GlobalLock16( params->hEnvironment );
|
|
|
|
memset( &info, '\0', sizeof(info) );
|
|
memset( &startup, '\0', sizeof(startup) );
|
|
startup.cb = sizeof(startup);
|
|
if (params->showCmd)
|
|
{
|
|
startup.dwFlags = STARTF_USESHOWWINDOW;
|
|
startup.wShowWindow = ((UINT16 *)PTR_SEG_TO_LIN(params->showCmd))[1];
|
|
}
|
|
|
|
SYSLEVEL_ReleaseWin16Lock();
|
|
pdb = PROCESS_Create( pModule, new_cmd_line, env,
|
|
NULL, NULL, TRUE, 0, &startup, &info );
|
|
SYSLEVEL_RestoreWin16Lock();
|
|
|
|
CloseHandle( info.hThread );
|
|
CloseHandle( info.hProcess );
|
|
|
|
if (params->hEnvironment) GlobalUnlock16( params->hEnvironment );
|
|
HeapFree( GetProcessHeap(), 0, new_cmd_line );
|
|
|
|
return GetProcessDword( info.dwProcessId, GPD_HINSTANCE16 );
|
|
}
|
|
|
|
/**********************************************************************
|
|
* NE_CreateProcess
|
|
*/
|
|
BOOL NE_CreateProcess( HFILE hFile, OFSTRUCT *ofs, LPCSTR cmd_line, LPCSTR env,
|
|
LPSECURITY_ATTRIBUTES psa, LPSECURITY_ATTRIBUTES tsa,
|
|
BOOL inherit, DWORD flags, LPSTARTUPINFOA startup,
|
|
LPPROCESS_INFORMATION info )
|
|
{
|
|
HMODULE16 hModule;
|
|
NE_MODULE *pModule;
|
|
HFILE16 hFile16;
|
|
|
|
SYSLEVEL_EnterWin16Lock();
|
|
|
|
/* Special case: second instance of an already loaded NE module */
|
|
|
|
if ( ( hModule = GetModuleHandle16( ofs->szPathName ) ) != 0 )
|
|
{
|
|
if ( !( pModule = NE_GetPtr( hModule) )
|
|
|| ( pModule->flags & NE_FFLAGS_LIBMODULE )
|
|
|| pModule->module32 )
|
|
{
|
|
SetLastError( ERROR_BAD_FORMAT );
|
|
goto error;
|
|
}
|
|
|
|
pModule->count++;
|
|
}
|
|
|
|
/* Main case: load first instance of NE module */
|
|
else
|
|
{
|
|
/* If we didn't get a file handle, return */
|
|
|
|
if ( hFile == HFILE_ERROR )
|
|
goto error;
|
|
|
|
/* Allocate temporary HFILE16 for NE_LoadFileModule */
|
|
|
|
if (!DuplicateHandle( GetCurrentProcess(), hFile,
|
|
GetCurrentProcess(), &hFile,
|
|
0, FALSE, DUPLICATE_SAME_ACCESS ))
|
|
{
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
goto error;
|
|
}
|
|
hFile16 = FILE_AllocDosHandle( hFile );
|
|
|
|
/* Load module */
|
|
|
|
hModule = NE_LoadExeHeader( hFile16, ofs );
|
|
_lclose16( hFile16 );
|
|
|
|
if ( hModule < 32 )
|
|
{
|
|
SetLastError( hModule );
|
|
goto error;
|
|
}
|
|
|
|
if ( !( pModule = NE_GetPtr( hModule ) )
|
|
|| ( pModule->flags & NE_FFLAGS_LIBMODULE) )
|
|
{
|
|
GlobalFreeAll16( hModule );
|
|
SetLastError( ERROR_BAD_FORMAT );
|
|
goto error;
|
|
}
|
|
}
|
|
|
|
SYSLEVEL_LeaveWin16Lock();
|
|
|
|
if ( !PROCESS_Create( pModule, cmd_line, env,
|
|
psa, tsa, inherit, flags, startup, info ) )
|
|
return FALSE;
|
|
|
|
return TRUE;
|
|
|
|
error:
|
|
SYSLEVEL_LeaveWin16Lock();
|
|
return FALSE;
|
|
}
|
|
|
|
/**********************************************************************
|
|
* NE_InitProcess
|
|
*/
|
|
BOOL NE_InitProcess( NE_MODULE *pModule )
|
|
{
|
|
HINSTANCE16 hInstance, hPrevInstance;
|
|
BOOL retv = TRUE;
|
|
|
|
SEGTABLEENTRY *pSegTable = NE_SEG_TABLE( pModule );
|
|
WORD sp;
|
|
TDB *pTask;
|
|
|
|
SYSLEVEL_EnterWin16Lock();
|
|
|
|
if ( pModule->count > 0 )
|
|
{
|
|
/* Second instance of an already loaded NE module */
|
|
/* Note that the refcount was already incremented by the parent */
|
|
|
|
hInstance = NE_CreateInstance( pModule, &hPrevInstance, FALSE );
|
|
if ( hInstance != hPrevInstance ) /* not a library */
|
|
NE_LoadSegment( pModule, pModule->dgroup );
|
|
}
|
|
else
|
|
{
|
|
/* Load first instance of NE module */
|
|
|
|
pModule->flags |= NE_FFLAGS_GUI; /* FIXME: is this necessary? */
|
|
|
|
hInstance = NE_DoLoadModule( pModule );
|
|
hPrevInstance = 0;
|
|
|
|
if ( hInstance < 32 )
|
|
{
|
|
SetLastError( hInstance );
|
|
retv = FALSE;
|
|
}
|
|
}
|
|
|
|
/* Enter instance handles into task struct */
|
|
|
|
pTask = (TDB *)GlobalLock16( GetCurrentTask() );
|
|
pTask->hInstance = hInstance;
|
|
pTask->hPrevInstance = hPrevInstance;
|
|
|
|
/* Use DGROUP for 16-bit stack */
|
|
|
|
if (!(sp = pModule->sp))
|
|
sp = pSegTable[pModule->ss-1].minsize + pModule->stack_size;
|
|
sp &= ~1; sp -= sizeof(STACK16FRAME);
|
|
pTask->teb->cur_stack = PTR_SEG_OFF_TO_SEGPTR( hInstance, sp );
|
|
|
|
SYSLEVEL_LeaveWin16Lock();
|
|
|
|
return retv;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* LoadLibrary16 (KERNEL.95)
|
|
*
|
|
* In Win95 LoadLibrary16("c:/junkname/user.foo") returns the HINSTANCE
|
|
* to user.exe. As GetModuleHandle as of 990425 explicitly asks _not_
|
|
* to change its handling of extensions, we have to try a stripped down
|
|
* libname here too (bon 990425)
|
|
*/
|
|
HINSTANCE16 WINAPI LoadLibrary16( LPCSTR libname )
|
|
{
|
|
char strippedname[256];
|
|
char *dirsep1,*dirsep2;
|
|
HINSTANCE16 ret;
|
|
|
|
dirsep1=strrchr(libname,'\\');
|
|
dirsep2=strrchr(libname,'/');
|
|
dirsep1=MAX(dirsep1,dirsep2);
|
|
if (!dirsep1)
|
|
dirsep1 =(LPSTR)libname;
|
|
else
|
|
dirsep1++;
|
|
lstrcpynA(strippedname,dirsep1,256);
|
|
dirsep1=strchr(strippedname,'.');
|
|
if (dirsep1)
|
|
*dirsep1=0;
|
|
|
|
TRACE("looking for (%p) %s and %s \n",
|
|
libname, libname,strippedname );
|
|
|
|
/* Load library module */
|
|
ret= LoadModule16( strippedname, (LPVOID)-1 );
|
|
if (ret > HINSTANCE_ERROR)
|
|
return ret;
|
|
return LoadModule16(libname, (LPVOID)-1 );
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* MODULE_CallWEP
|
|
*
|
|
* Call a DLL's WEP, allowing it to shut down.
|
|
* FIXME: we always pass the WEP WEP_FREE_DLL, never WEP_SYSTEM_EXIT
|
|
*/
|
|
static BOOL16 MODULE_CallWEP( HMODULE16 hModule )
|
|
{
|
|
FARPROC16 WEP = (FARPROC16)0;
|
|
WORD ordinal = NE_GetOrdinal( hModule, "WEP" );
|
|
|
|
if (ordinal) WEP = NE_GetEntryPoint( hModule, ordinal );
|
|
if (!WEP)
|
|
{
|
|
WARN("module %04x doesn't have a WEP\n", hModule );
|
|
return FALSE;
|
|
}
|
|
return Callbacks->CallWindowsExitProc( WEP, WEP_FREE_DLL );
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* NE_FreeModule
|
|
*
|
|
* Implementation of FreeModule16().
|
|
*/
|
|
static BOOL16 NE_FreeModule( HMODULE16 hModule, BOOL call_wep )
|
|
{
|
|
HMODULE16 *hPrevModule;
|
|
NE_MODULE *pModule;
|
|
HMODULE16 *pModRef;
|
|
int i;
|
|
|
|
if (!(pModule = NE_GetPtr( hModule ))) return FALSE;
|
|
hModule = pModule->self;
|
|
|
|
TRACE("%04x count %d\n", hModule, pModule->count );
|
|
|
|
if (((INT16)(--pModule->count)) > 0 ) return TRUE;
|
|
else pModule->count = 0;
|
|
|
|
if (pModule->flags & NE_FFLAGS_BUILTIN)
|
|
return FALSE; /* Can't free built-in module */
|
|
|
|
if (call_wep && !(pModule->flags & NE_FFLAGS_WIN32))
|
|
{
|
|
if (pModule->flags & NE_FFLAGS_LIBMODULE)
|
|
{
|
|
TDB *pTask = (TDB *)GlobalLock16( GetCurrentTask() );
|
|
MODULE_CallWEP( hModule );
|
|
|
|
/* Free the objects owned by the DLL module */
|
|
|
|
if (pTask && pTask->userhandler)
|
|
pTask->userhandler( hModule, USIG16_DLL_UNLOAD, 0,
|
|
pTask->hInstance, pTask->hQueue );
|
|
|
|
PROCESS_CallUserSignalProc( USIG_DLL_UNLOAD_WIN16, hModule );
|
|
}
|
|
else
|
|
call_wep = FALSE; /* We are freeing a task -> no more WEPs */
|
|
}
|
|
|
|
|
|
/* Clear magic number just in case */
|
|
|
|
pModule->magic = pModule->self = 0;
|
|
|
|
/* Remove it from the linked list */
|
|
|
|
hPrevModule = &hFirstModule;
|
|
while (*hPrevModule && (*hPrevModule != hModule))
|
|
{
|
|
hPrevModule = &(NE_GetPtr( *hPrevModule ))->next;
|
|
}
|
|
if (*hPrevModule) *hPrevModule = pModule->next;
|
|
|
|
/* Free the referenced modules */
|
|
|
|
pModRef = (HMODULE16*)NE_MODULE_TABLE( pModule );
|
|
for (i = 0; i < pModule->modref_count; i++, pModRef++)
|
|
{
|
|
NE_FreeModule( *pModRef, call_wep );
|
|
}
|
|
|
|
/* Free the module storage */
|
|
|
|
GlobalFreeAll16( hModule );
|
|
|
|
/* Remove module from cache */
|
|
|
|
if (pCachedModule == pModule) pCachedModule = NULL;
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* FreeModule16 (KERNEL.46)
|
|
*/
|
|
BOOL16 WINAPI FreeModule16( HMODULE16 hModule )
|
|
{
|
|
return NE_FreeModule( hModule, TRUE );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* FreeLibrary16 (KERNEL.96)
|
|
*/
|
|
void WINAPI FreeLibrary16( HINSTANCE16 handle )
|
|
{
|
|
TRACE("%04x\n", handle );
|
|
FreeModule16( handle );
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* GetModuleName (KERNEL.27)
|
|
*/
|
|
BOOL16 WINAPI GetModuleName16( HINSTANCE16 hinst, LPSTR buf, INT16 count )
|
|
{
|
|
NE_MODULE *pModule;
|
|
BYTE *p;
|
|
|
|
if (!(pModule = NE_GetPtr( hinst ))) return FALSE;
|
|
p = (BYTE *)pModule + pModule->name_table;
|
|
if (count > *p) count = *p + 1;
|
|
if (count > 0)
|
|
{
|
|
memcpy( buf, p + 1, count - 1 );
|
|
buf[count-1] = '\0';
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* GetModuleUsage (KERNEL.48)
|
|
*/
|
|
INT16 WINAPI GetModuleUsage16( HINSTANCE16 hModule )
|
|
{
|
|
NE_MODULE *pModule = NE_GetPtr( hModule );
|
|
return pModule ? pModule->count : 0;
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* GetExpWinVer (KERNEL.167)
|
|
*/
|
|
WORD WINAPI GetExpWinVer16( HMODULE16 hModule )
|
|
{
|
|
NE_MODULE *pModule = NE_GetPtr( hModule );
|
|
return pModule ? pModule->expected_version : 0;
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* GetModuleFileName16 (KERNEL.49)
|
|
*/
|
|
INT16 WINAPI GetModuleFileName16( HINSTANCE16 hModule, LPSTR lpFileName,
|
|
INT16 nSize )
|
|
{
|
|
NE_MODULE *pModule;
|
|
|
|
if (!hModule) hModule = GetCurrentTask();
|
|
if (!(pModule = NE_GetPtr( hModule ))) return 0;
|
|
lstrcpynA( lpFileName, NE_MODULE_NAME(pModule), nSize );
|
|
TRACE("%s\n", lpFileName );
|
|
return strlen(lpFileName);
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* GetModuleHandle16 (KERNEL.47)
|
|
*
|
|
* Find a module from a module name.
|
|
*
|
|
* NOTE: The current implementation works the same way the Windows 95 one
|
|
* does. Do not try to 'fix' it, fix the callers.
|
|
* + It does not do ANY extension handling (except that strange .EXE bit)!
|
|
* + It does not care about paths, just about basenames. (same as Windows)
|
|
*
|
|
* RETURNS
|
|
* LOWORD:
|
|
* the win16 module handle if found
|
|
* 0 if not
|
|
* HIWORD (undocumented, see "Undocumented Windows", chapter 5):
|
|
* Always hFirstModule
|
|
*/
|
|
DWORD WINAPI WIN16_GetModuleHandle( SEGPTR name )
|
|
{
|
|
if (HIWORD(name) == 0)
|
|
return MAKELONG(GetExePtr( (HINSTANCE16)name), hFirstModule );
|
|
return MAKELONG(GetModuleHandle16( PTR_SEG_TO_LIN(name)), hFirstModule );
|
|
}
|
|
|
|
HMODULE16 WINAPI GetModuleHandle16( LPCSTR name )
|
|
{
|
|
HMODULE16 hModule = hFirstModule;
|
|
LPSTR s;
|
|
BYTE len, *name_table;
|
|
char tmpstr[128];
|
|
NE_MODULE *pModule;
|
|
|
|
TRACE("(%s)\n", name);
|
|
|
|
if (!HIWORD(name))
|
|
return GetExePtr(LOWORD(name));
|
|
|
|
len = strlen(name);
|
|
if (!len)
|
|
return 0;
|
|
|
|
strncpy(tmpstr, name, sizeof(tmpstr));
|
|
tmpstr[sizeof(tmpstr)-1] = '\0';
|
|
|
|
/* If 'name' matches exactly the module name of a module:
|
|
* Return its handle.
|
|
*/
|
|
for (hModule = hFirstModule; hModule ; hModule = pModule->next)
|
|
{
|
|
pModule = NE_GetPtr( hModule );
|
|
if (!pModule) break;
|
|
if (pModule->flags & NE_FFLAGS_WIN32) continue;
|
|
if (pModule->flags & NE_FFLAGS_WIN32) continue;
|
|
|
|
name_table = (BYTE *)pModule + pModule->name_table;
|
|
if ((*name_table == len) && !strncmp(name, name_table+1, len))
|
|
return hModule;
|
|
}
|
|
|
|
/* If uppercased 'name' matches exactly the module name of a module:
|
|
* Return its handle
|
|
*/
|
|
for (s = tmpstr; *s; s++)
|
|
*s = toupper(*s);
|
|
|
|
for (hModule = hFirstModule; hModule ; hModule = pModule->next)
|
|
{
|
|
pModule = NE_GetPtr( hModule );
|
|
if (!pModule) break;
|
|
|
|
name_table = (BYTE *)pModule + pModule->name_table;
|
|
/* FIXME: the lstrncmpiA is WRONG. It should not be case insensitive,
|
|
* but case sensitive! (Unfortunately Winword 6 and subdlls have
|
|
* lowercased module names, but try to load uppercase DLLs, so this
|
|
* 'i' compare is just a quickfix until the loader handles that
|
|
* correctly. -MM 990705
|
|
*/
|
|
if ((*name_table == len) && !lstrncmpiA(tmpstr, name_table+1, len))
|
|
return hModule;
|
|
}
|
|
|
|
/* If the base filename of 'name' matches the base filename of the module
|
|
* filename of some module (case-insensitive compare):
|
|
* Return its handle.
|
|
*/
|
|
|
|
/* basename: search backwards in passed name to \ / or : */
|
|
s = tmpstr + strlen(tmpstr);
|
|
while (s > tmpstr)
|
|
{
|
|
if (s[-1]=='/' || s[-1]=='\\' || s[-1]==':')
|
|
break;
|
|
s--;
|
|
}
|
|
|
|
/* search this in loaded filename list */
|
|
for (hModule = hFirstModule; hModule ; hModule = pModule->next)
|
|
{
|
|
char *loadedfn;
|
|
OFSTRUCT *ofs;
|
|
|
|
pModule = NE_GetPtr( hModule );
|
|
if (!pModule) break;
|
|
if (!pModule->fileinfo) continue;
|
|
if (pModule->flags & NE_FFLAGS_WIN32) continue;
|
|
|
|
ofs = (OFSTRUCT*)((BYTE *)pModule + pModule->fileinfo);
|
|
loadedfn = ((char*)ofs->szPathName) + strlen(ofs->szPathName);
|
|
/* basename: search backwards in pathname to \ / or : */
|
|
while (loadedfn > (char*)ofs->szPathName)
|
|
{
|
|
if (loadedfn[-1]=='/' || loadedfn[-1]=='\\' || loadedfn[-1]==':')
|
|
break;
|
|
loadedfn--;
|
|
}
|
|
/* case insensitive compare ... */
|
|
if (!lstrcmpiA(loadedfn, s))
|
|
return hModule;
|
|
}
|
|
|
|
/* If the extension of 'name' is '.EXE' and the base filename of 'name'
|
|
* matches the base filename of the module filename of some 32-bit module:
|
|
* Return the corresponding 16-bit dummy module handle.
|
|
*/
|
|
if (len >= 4 && !strcasecmp(name+len-4, ".EXE"))
|
|
{
|
|
HMODULE hModule = GetModuleHandleA( name );
|
|
if ( hModule )
|
|
return MapHModuleLS( hModule );
|
|
}
|
|
|
|
if (!strcmp(tmpstr,"MSDOS"))
|
|
return 1;
|
|
|
|
if (!strcmp(tmpstr,"TIMER"))
|
|
{
|
|
FIXME("Eh... Should return caller's code segment, expect crash\n");
|
|
return 0;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* ModuleFirst (TOOLHELP.59)
|
|
*/
|
|
BOOL16 WINAPI ModuleFirst16( MODULEENTRY *lpme )
|
|
{
|
|
lpme->wNext = hFirstModule;
|
|
return ModuleNext16( lpme );
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* ModuleNext (TOOLHELP.60)
|
|
*/
|
|
BOOL16 WINAPI ModuleNext16( MODULEENTRY *lpme )
|
|
{
|
|
NE_MODULE *pModule;
|
|
char *name;
|
|
|
|
if (!lpme->wNext) return FALSE;
|
|
if (!(pModule = NE_GetPtr( lpme->wNext ))) return FALSE;
|
|
name = (char *)pModule + pModule->name_table;
|
|
memcpy( lpme->szModule, name + 1, min(*name, MAX_MODULE_NAME) );
|
|
lpme->szModule[min(*name, MAX_MODULE_NAME)] = '\0';
|
|
lpme->hModule = lpme->wNext;
|
|
lpme->wcUsage = pModule->count;
|
|
lstrcpynA( lpme->szExePath, NE_MODULE_NAME(pModule), sizeof(lpme->szExePath) );
|
|
lpme->wNext = pModule->next;
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* ModuleFindName (TOOLHELP.61)
|
|
*/
|
|
BOOL16 WINAPI ModuleFindName16( MODULEENTRY *lpme, LPCSTR name )
|
|
{
|
|
lpme->wNext = GetModuleHandle16( name );
|
|
return ModuleNext16( lpme );
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* ModuleFindHandle (TOOLHELP.62)
|
|
*/
|
|
BOOL16 WINAPI ModuleFindHandle16( MODULEENTRY *lpme, HMODULE16 hModule )
|
|
{
|
|
hModule = GetExePtr( hModule );
|
|
lpme->wNext = hModule;
|
|
return ModuleNext16( lpme );
|
|
}
|
|
|
|
|
|
/***************************************************************************
|
|
* IsRomModule16 (KERNEL.323)
|
|
*/
|
|
BOOL16 WINAPI IsRomModule16( HMODULE16 unused )
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
/***************************************************************************
|
|
* IsRomFile16 (KERNEL.326)
|
|
*/
|
|
BOOL16 WINAPI IsRomFile16( HFILE16 unused )
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
/***************************************************************************
|
|
* MapHModuleLS (KERNEL32.520)
|
|
*/
|
|
HMODULE16 WINAPI MapHModuleLS(HMODULE hmod) {
|
|
NE_MODULE *pModule;
|
|
|
|
if (!hmod)
|
|
return ((TDB*)GlobalLock16(GetCurrentTask()))->hInstance;
|
|
if (!HIWORD(hmod))
|
|
return hmod; /* we already have a 16 bit module handle */
|
|
pModule = (NE_MODULE*)GlobalLock16(hFirstModule);
|
|
while (pModule) {
|
|
if (pModule->module32 == hmod)
|
|
return pModule->self;
|
|
pModule = (NE_MODULE*)GlobalLock16(pModule->next);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/***************************************************************************
|
|
* MapHModuleSL (KERNEL32.521)
|
|
*/
|
|
HMODULE WINAPI MapHModuleSL(HMODULE16 hmod) {
|
|
NE_MODULE *pModule;
|
|
|
|
if (!hmod) {
|
|
TDB *pTask = (TDB*)GlobalLock16(GetCurrentTask());
|
|
|
|
hmod = pTask->hModule;
|
|
}
|
|
pModule = (NE_MODULE*)GlobalLock16(hmod);
|
|
if ( (pModule->magic!=IMAGE_OS2_SIGNATURE) ||
|
|
!(pModule->flags & NE_FFLAGS_WIN32)
|
|
)
|
|
return 0;
|
|
return pModule->module32;
|
|
}
|
|
|
|
/***************************************************************************
|
|
* MapHInstLS (KERNEL32.516)
|
|
*/
|
|
void WINAPI REGS_FUNC(MapHInstLS)( CONTEXT *context )
|
|
{
|
|
#ifdef __i386__
|
|
EAX_reg(context) = MapHModuleLS(EAX_reg(context));
|
|
#endif
|
|
}
|
|
|
|
/***************************************************************************
|
|
* MapHInstSL (KERNEL32.518)
|
|
*/
|
|
void WINAPI REGS_FUNC(MapHInstSL)( CONTEXT *context )
|
|
{
|
|
#ifdef __i386__
|
|
EAX_reg(context) = MapHModuleSL(EAX_reg(context));
|
|
#endif
|
|
}
|
|
|
|
/***************************************************************************
|
|
* MapHInstLS_PN (KERNEL32.517)
|
|
*/
|
|
void WINAPI REGS_FUNC(MapHInstLS_PN)( CONTEXT *context )
|
|
{
|
|
#ifdef __i386__
|
|
if (EAX_reg(context))
|
|
EAX_reg(context) = MapHModuleLS(EAX_reg(context));
|
|
#endif
|
|
}
|
|
|
|
/***************************************************************************
|
|
* MapHInstSL_PN (KERNEL32.519)
|
|
*/
|
|
void WINAPI REGS_FUNC(MapHInstSL_PN)( CONTEXT *context )
|
|
{
|
|
#ifdef __i386__
|
|
if (EAX_reg(context))
|
|
EAX_reg(context) = MapHModuleSL(EAX_reg(context));
|
|
#endif
|
|
}
|
|
|
|
/***************************************************************************
|
|
* WIN16_MapHInstLS (KERNEL.472)
|
|
*/
|
|
VOID WINAPI WIN16_MapHInstLS( CONTEXT86 *context )
|
|
{
|
|
EAX_reg(context) = MapHModuleLS(EAX_reg(context));
|
|
}
|
|
|
|
/***************************************************************************
|
|
* WIN16_MapHInstSL (KERNEL.473)
|
|
*/
|
|
VOID WINAPI WIN16_MapHInstSL( CONTEXT86 *context )
|
|
{
|
|
EAX_reg(context) = MapHModuleSL(EAX_reg(context));
|
|
}
|