mirror of
git://source.winehq.org/git/wine.git
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0562539d18
Added set file time server request. Overall clean up of the file handling (DOS device handling is now broken, should be redone).
1837 lines
52 KiB
C
1837 lines
52 KiB
C
/* Compound Storage
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*
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* Implemented using the documentation of the LAOLA project at
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* <URL:http://wwwwbs.cs.tu-berlin.de/~schwartz/pmh/index.html>
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* (Thanks to Martin Schwartz <schwartz@cs.tu-berlin.de>)
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*
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* Copyright 1998 Marcus Meissner
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*/
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#include <assert.h>
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#include <time.h>
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#include <string.h>
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#include "windows.h"
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#include "winerror.h"
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#include "file.h"
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#include "ole.h"
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#include "ole2.h"
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#include "compobj.h"
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#include "interfaces.h"
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#include "storage.h"
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#include "heap.h"
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#include "module.h"
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#include "ldt.h"
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#include "debug.h"
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static const BYTE STORAGE_magic[8] ={0xd0,0xcf,0x11,0xe0,0xa1,0xb1,0x1a,0xe1};
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static const BYTE STORAGE_notmagic[8]={0x0e,0x11,0xfc,0x0d,0xd0,0xcf,0x11,0xe0};
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static const BYTE STORAGE_oldmagic[8]={0xd0,0xcf,0x11,0xe0,0x0e,0x11,0xfc,0x0d};
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#define BIGSIZE 512
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#define SMALLSIZE 64
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#define SMALLBLOCKS_PER_BIGBLOCK (BIGSIZE/SMALLSIZE)
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#define READ_HEADER assert(STORAGE_get_big_block(hf,-1,(LPBYTE)&sth));assert(!memcmp(STORAGE_magic,sth.magic,sizeof(STORAGE_magic)));
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static ICOM_VTABLE(IStorage16) stvt16;
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static ICOM_VTABLE(IStorage16) *segstvt16 = NULL;
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static ICOM_VTABLE(IStorage32) stvt32;
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static ICOM_VTABLE(IStream16) strvt16;
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static ICOM_VTABLE(IStream16) *segstrvt16 = NULL;
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static ICOM_VTABLE(IStream32) strvt32;
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/*ULONG WINAPI IStorage16_AddRef(LPSTORAGE16 this);*/
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static void _create_istorage16(LPSTORAGE16 *stg);
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static void _create_istream16(LPSTREAM16 *str);
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#define IMPLEMENTED 1
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/******************************************************************************
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* STORAGE_get_big_block [Internal]
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*
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* Reading OLE compound storage
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*/
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static BOOL32
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STORAGE_get_big_block(HFILE32 hf,int n,BYTE *block) {
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assert(n>=-1);
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if (-1==_llseek32(hf,(n+1)*BIGSIZE,SEEK_SET)) {
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WARN(ole," seek failed (%ld)\n",GetLastError());
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return FALSE;
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}
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assert((n+1)*BIGSIZE==_llseek32(hf,0,SEEK_CUR));
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if (BIGSIZE!=_lread32(hf,block,BIGSIZE)) {
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WARN(ole,"(block size %d): read didn't read (%ld)\n",n,GetLastError());
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assert(0);
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return FALSE;
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}
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return TRUE;
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}
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/******************************************************************************
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* STORAGE_put_big_block [INTERNAL]
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*/
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static BOOL32
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STORAGE_put_big_block(HFILE32 hf,int n,BYTE *block) {
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assert(n>=-1);
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if (-1==_llseek32(hf,(n+1)*BIGSIZE,SEEK_SET)) {
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WARN(ole," seek failed (%ld)\n",GetLastError());
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return FALSE;
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}
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assert((n+1)*BIGSIZE==_llseek32(hf,0,SEEK_CUR));
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if (BIGSIZE!=_lwrite32(hf,block,BIGSIZE)) {
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WARN(ole," write failed (%ld)\n",GetLastError());
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return FALSE;
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}
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return TRUE;
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}
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/******************************************************************************
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* STORAGE_get_next_big_blocknr [INTERNAL]
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*/
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static int
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STORAGE_get_next_big_blocknr(HFILE32 hf,int blocknr) {
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INT32 bbs[BIGSIZE/sizeof(INT32)];
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struct storage_header sth;
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READ_HEADER;
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assert(blocknr>>7<sth.num_of_bbd_blocks);
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if (sth.bbd_list[blocknr>>7]==0xffffffff)
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return -5;
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if (!STORAGE_get_big_block(hf,sth.bbd_list[blocknr>>7],(LPBYTE)bbs))
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return -5;
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assert(bbs[blocknr&0x7f]!=STORAGE_CHAINENTRY_FREE);
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return bbs[blocknr&0x7f];
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}
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/******************************************************************************
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* STORAGE_get_nth_next_big_blocknr [INTERNAL]
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*/
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static int
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STORAGE_get_nth_next_big_blocknr(HFILE32 hf,int blocknr,int nr) {
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INT32 bbs[BIGSIZE/sizeof(INT32)];
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int lastblock = -1;
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struct storage_header sth;
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READ_HEADER;
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assert(blocknr>=0);
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while (nr--) {
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assert((blocknr>>7)<sth.num_of_bbd_blocks);
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assert(sth.bbd_list[blocknr>>7]!=0xffffffff);
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/* simple caching... */
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if (lastblock!=sth.bbd_list[blocknr>>7]) {
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assert(STORAGE_get_big_block(hf,sth.bbd_list[blocknr>>7],(LPBYTE)bbs));
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lastblock = sth.bbd_list[blocknr>>7];
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}
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blocknr = bbs[blocknr&0x7f];
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}
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return blocknr;
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}
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/******************************************************************************
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* STORAGE_get_root_pps_entry [Internal]
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*/
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static BOOL32
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STORAGE_get_root_pps_entry(HFILE32 hf,struct storage_pps_entry *pstde) {
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int blocknr,i;
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BYTE block[BIGSIZE];
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struct storage_pps_entry *stde=(struct storage_pps_entry*)block;
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struct storage_header sth;
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READ_HEADER;
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blocknr = sth.root_startblock;
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while (blocknr>=0) {
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assert(STORAGE_get_big_block(hf,blocknr,block));
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for (i=0;i<4;i++) {
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if (!stde[i].pps_sizeofname)
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continue;
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if (stde[i].pps_type==5) {
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*pstde=stde[i];
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return TRUE;
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}
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}
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blocknr=STORAGE_get_next_big_blocknr(hf,blocknr);
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}
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return FALSE;
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}
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/******************************************************************************
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* STORAGE_get_small_block [INTERNAL]
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*/
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static BOOL32
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STORAGE_get_small_block(HFILE32 hf,int blocknr,BYTE *sblock) {
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BYTE block[BIGSIZE];
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int bigblocknr;
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struct storage_pps_entry root;
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assert(blocknr>=0);
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assert(STORAGE_get_root_pps_entry(hf,&root));
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bigblocknr = STORAGE_get_nth_next_big_blocknr(hf,root.pps_sb,blocknr/SMALLBLOCKS_PER_BIGBLOCK);
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assert(bigblocknr>=0);
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assert(STORAGE_get_big_block(hf,bigblocknr,block));
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memcpy(sblock,((LPBYTE)block)+SMALLSIZE*(blocknr&(SMALLBLOCKS_PER_BIGBLOCK-1)),SMALLSIZE);
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return TRUE;
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}
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/******************************************************************************
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* STORAGE_put_small_block [INTERNAL]
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*/
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static BOOL32
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STORAGE_put_small_block(HFILE32 hf,int blocknr,BYTE *sblock) {
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BYTE block[BIGSIZE];
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int bigblocknr;
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struct storage_pps_entry root;
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assert(blocknr>=0);
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assert(STORAGE_get_root_pps_entry(hf,&root));
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bigblocknr = STORAGE_get_nth_next_big_blocknr(hf,root.pps_sb,blocknr/SMALLBLOCKS_PER_BIGBLOCK);
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assert(bigblocknr>=0);
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assert(STORAGE_get_big_block(hf,bigblocknr,block));
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memcpy(((LPBYTE)block)+SMALLSIZE*(blocknr&(SMALLBLOCKS_PER_BIGBLOCK-1)),sblock,SMALLSIZE);
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assert(STORAGE_put_big_block(hf,bigblocknr,block));
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return TRUE;
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}
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/******************************************************************************
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* STORAGE_get_next_small_blocknr [INTERNAL]
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*/
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static int
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STORAGE_get_next_small_blocknr(HFILE32 hf,int blocknr) {
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BYTE block[BIGSIZE];
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LPINT32 sbd = (LPINT32)block;
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int bigblocknr;
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struct storage_header sth;
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READ_HEADER;
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assert(blocknr>=0);
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bigblocknr = STORAGE_get_nth_next_big_blocknr(hf,sth.sbd_startblock,blocknr/128);
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assert(bigblocknr>=0);
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assert(STORAGE_get_big_block(hf,bigblocknr,block));
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assert(sbd[blocknr & 127]!=STORAGE_CHAINENTRY_FREE);
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return sbd[blocknr & (128-1)];
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}
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/******************************************************************************
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* STORAGE_get_nth_next_small_blocknr [INTERNAL]
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*/
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static int
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STORAGE_get_nth_next_small_blocknr(HFILE32 hf,int blocknr,int nr) {
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int lastblocknr;
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BYTE block[BIGSIZE];
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LPINT32 sbd = (LPINT32)block;
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struct storage_header sth;
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READ_HEADER;
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lastblocknr=-1;
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assert(blocknr>=0);
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while ((nr--) && (blocknr>=0)) {
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if (lastblocknr/128!=blocknr/128) {
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int bigblocknr;
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bigblocknr = STORAGE_get_nth_next_big_blocknr(hf,sth.sbd_startblock,blocknr/128);
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assert(bigblocknr>=0);
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assert(STORAGE_get_big_block(hf,bigblocknr,block));
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lastblocknr = blocknr;
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}
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assert(lastblocknr>=0);
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lastblocknr=blocknr;
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blocknr=sbd[blocknr & (128-1)];
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assert(blocknr!=STORAGE_CHAINENTRY_FREE);
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}
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return blocknr;
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}
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/******************************************************************************
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* STORAGE_get_pps_entry [INTERNAL]
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*/
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static int
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STORAGE_get_pps_entry(HFILE32 hf,int n,struct storage_pps_entry *pstde) {
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int blocknr;
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BYTE block[BIGSIZE];
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struct storage_pps_entry *stde = (struct storage_pps_entry*)(((LPBYTE)block)+128*(n&3));
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struct storage_header sth;
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READ_HEADER;
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/* we have 4 pps entries per big block */
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blocknr = STORAGE_get_nth_next_big_blocknr(hf,sth.root_startblock,n/4);
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assert(blocknr>=0);
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assert(STORAGE_get_big_block(hf,blocknr,block));
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*pstde=*stde;
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return 1;
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}
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/******************************************************************************
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* STORAGE_put_pps_entry [Internal]
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*/
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static int
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STORAGE_put_pps_entry(HFILE32 hf,int n,struct storage_pps_entry *pstde) {
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int blocknr;
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BYTE block[BIGSIZE];
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struct storage_pps_entry *stde = (struct storage_pps_entry*)(((LPBYTE)block)+128*(n&3));
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struct storage_header sth;
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READ_HEADER;
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/* we have 4 pps entries per big block */
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blocknr = STORAGE_get_nth_next_big_blocknr(hf,sth.root_startblock,n/4);
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assert(blocknr>=0);
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assert(STORAGE_get_big_block(hf,blocknr,block));
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*stde=*pstde;
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assert(STORAGE_put_big_block(hf,blocknr,block));
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return 1;
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}
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/******************************************************************************
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* STORAGE_look_for_named_pps [Internal]
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*/
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static int
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STORAGE_look_for_named_pps(HFILE32 hf,int n,LPOLESTR32 name) {
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struct storage_pps_entry stde;
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int ret;
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if (n==-1)
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return -1;
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if (1!=STORAGE_get_pps_entry(hf,n,&stde))
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return -1;
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if (!lstrcmp32W(name,stde.pps_rawname))
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return n;
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if (stde.pps_prev != -1) {
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ret=STORAGE_look_for_named_pps(hf,stde.pps_prev,name);
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if (ret!=-1)
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return ret;
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}
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if (stde.pps_next != -1) {
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ret=STORAGE_look_for_named_pps(hf,stde.pps_next,name);
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if (ret!=-1)
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return ret;
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}
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return -1;
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}
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/******************************************************************************
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* STORAGE_dump_pps_entry [Internal]
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*
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* FIXME
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* Function is unused
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*/
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void
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STORAGE_dump_pps_entry(struct storage_pps_entry *stde) {
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char name[33],xguid[50];
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WINE_StringFromCLSID(&(stde->pps_guid),xguid);
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lstrcpyWtoA(name,stde->pps_rawname);
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if (!stde->pps_sizeofname)
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return;
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DUMP("name: %s\n",name);
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DUMP("type: %d\n",stde->pps_type);
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DUMP("prev pps: %ld\n",stde->pps_prev);
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DUMP("next pps: %ld\n",stde->pps_next);
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DUMP("dir pps: %ld\n",stde->pps_dir);
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DUMP("guid: %s\n",xguid);
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if (stde->pps_type !=2) {
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time_t t;
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t = DOSFS_FileTimeToUnixTime(&(stde->pps_ft1),NULL);
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DUMP("ts1: %s\n",ctime(&t));
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t = DOSFS_FileTimeToUnixTime(&(stde->pps_ft2),NULL);
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DUMP("ts2: %s\n",ctime(&t));
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}
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DUMP("startblock: %ld\n",stde->pps_sb);
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DUMP("size: %ld\n",stde->pps_size);
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}
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/******************************************************************************
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* STORAGE_init_storage [INTERNAL]
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*/
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static BOOL32
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STORAGE_init_storage(HFILE32 hf) {
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BYTE block[BIGSIZE];
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LPDWORD bbs;
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struct storage_header *sth;
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struct storage_pps_entry *stde;
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assert(-1!=_llseek32(hf,0,SEEK_SET));
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/* block -1 is the storage header */
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sth = (struct storage_header*)block;
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memcpy(sth->magic,STORAGE_magic,8);
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memset(sth->unknown1,0,sizeof(sth->unknown1));
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memset(sth->unknown2,0,sizeof(sth->unknown2));
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memset(sth->unknown3,0,sizeof(sth->unknown3));
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sth->num_of_bbd_blocks = 1;
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sth->root_startblock = 1;
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sth->sbd_startblock = 0xffffffff;
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memset(sth->bbd_list,0xff,sizeof(sth->bbd_list));
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sth->bbd_list[0] = 0;
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assert(BIGSIZE==_lwrite32(hf,block,BIGSIZE));
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/* block 0 is the big block directory */
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bbs=(LPDWORD)block;
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memset(block,0xff,sizeof(block)); /* mark all blocks as free */
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bbs[0]=STORAGE_CHAINENTRY_ENDOFCHAIN; /* for this block */
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bbs[1]=STORAGE_CHAINENTRY_ENDOFCHAIN; /* for directory entry */
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assert(BIGSIZE==_lwrite32(hf,block,BIGSIZE));
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/* block 1 is the root directory entry */
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memset(block,0x00,sizeof(block));
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stde = (struct storage_pps_entry*)block;
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lstrcpyAtoW(stde->pps_rawname,"RootEntry");
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stde->pps_sizeofname = lstrlen32W(stde->pps_rawname)*2+2;
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stde->pps_type = 5;
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stde->pps_dir = -1;
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stde->pps_next = -1;
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stde->pps_prev = -1;
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stde->pps_sb = 0xffffffff;
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stde->pps_size = 0;
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assert(BIGSIZE==_lwrite32(hf,block,BIGSIZE));
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return TRUE;
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}
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/******************************************************************************
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* STORAGE_set_big_chain [Internal]
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*/
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static BOOL32
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STORAGE_set_big_chain(HFILE32 hf,int blocknr,INT32 type) {
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BYTE block[BIGSIZE];
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LPINT32 bbd = (LPINT32)block;
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int nextblocknr,bigblocknr;
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struct storage_header sth;
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READ_HEADER;
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assert(blocknr!=type);
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while (blocknr>=0) {
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bigblocknr = sth.bbd_list[blocknr/128];
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assert(bigblocknr>=0);
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assert(STORAGE_get_big_block(hf,bigblocknr,block));
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nextblocknr = bbd[blocknr&(128-1)];
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bbd[blocknr&(128-1)] = type;
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if (type>=0)
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return TRUE;
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assert(STORAGE_put_big_block(hf,bigblocknr,block));
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type = STORAGE_CHAINENTRY_FREE;
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blocknr = nextblocknr;
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}
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return TRUE;
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}
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/******************************************************************************
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* STORAGE_set_small_chain [Internal]
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*/
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static BOOL32
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STORAGE_set_small_chain(HFILE32 hf,int blocknr,INT32 type) {
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BYTE block[BIGSIZE];
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LPINT32 sbd = (LPINT32)block;
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int lastblocknr,nextsmallblocknr,bigblocknr;
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struct storage_header sth;
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READ_HEADER;
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assert(blocknr!=type);
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lastblocknr=-129;bigblocknr=-2;
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while (blocknr>=0) {
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/* cache block ... */
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if (lastblocknr/128!=blocknr/128) {
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bigblocknr = STORAGE_get_nth_next_big_blocknr(hf,sth.sbd_startblock,blocknr/128);
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assert(bigblocknr>=0);
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assert(STORAGE_get_big_block(hf,bigblocknr,block));
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}
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lastblocknr = blocknr;
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nextsmallblocknr = sbd[blocknr&(128-1)];
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sbd[blocknr&(128-1)] = type;
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assert(STORAGE_put_big_block(hf,bigblocknr,block));
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if (type>=0)
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return TRUE;
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type = STORAGE_CHAINENTRY_FREE;
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blocknr = nextsmallblocknr;
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}
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return TRUE;
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}
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/******************************************************************************
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* STORAGE_get_free_big_blocknr [Internal]
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*/
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static int
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STORAGE_get_free_big_blocknr(HFILE32 hf) {
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BYTE block[BIGSIZE];
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LPINT32 sbd = (LPINT32)block;
|
|
int lastbigblocknr,i,curblock,bigblocknr;
|
|
struct storage_header sth;
|
|
|
|
READ_HEADER;
|
|
curblock = 0;
|
|
lastbigblocknr = -1;
|
|
bigblocknr = sth.bbd_list[curblock];
|
|
while (curblock<sth.num_of_bbd_blocks) {
|
|
assert(bigblocknr>=0);
|
|
assert(STORAGE_get_big_block(hf,bigblocknr,block));
|
|
for (i=0;i<128;i++)
|
|
if (sbd[i]==STORAGE_CHAINENTRY_FREE) {
|
|
sbd[i] = STORAGE_CHAINENTRY_ENDOFCHAIN;
|
|
assert(STORAGE_put_big_block(hf,bigblocknr,block));
|
|
memset(block,0x42,sizeof(block));
|
|
assert(STORAGE_put_big_block(hf,i+curblock*128,block));
|
|
return i+curblock*128;
|
|
}
|
|
lastbigblocknr = bigblocknr;
|
|
bigblocknr = sth.bbd_list[++curblock];
|
|
}
|
|
bigblocknr = curblock*128;
|
|
/* since we have marked all blocks from 0 up to curblock*128-1
|
|
* the next free one is curblock*128, where we happily put our
|
|
* next large block depot.
|
|
*/
|
|
memset(block,0xff,sizeof(block));
|
|
/* mark the block allocated and returned by this function */
|
|
sbd[1] = STORAGE_CHAINENTRY_ENDOFCHAIN;
|
|
assert(STORAGE_put_big_block(hf,bigblocknr,block));
|
|
|
|
/* if we had a bbd block already (mostlikely) we need
|
|
* to link the new one into the chain
|
|
*/
|
|
if (lastbigblocknr!=-1)
|
|
assert(STORAGE_set_big_chain(hf,lastbigblocknr,bigblocknr));
|
|
sth.bbd_list[curblock]=bigblocknr;
|
|
sth.num_of_bbd_blocks++;
|
|
assert(sth.num_of_bbd_blocks==curblock+1);
|
|
assert(STORAGE_put_big_block(hf,-1,(LPBYTE)&sth));
|
|
|
|
/* Set the end of the chain for the bigblockdepots */
|
|
assert(STORAGE_set_big_chain(hf,bigblocknr,STORAGE_CHAINENTRY_ENDOFCHAIN));
|
|
/* add 1, for the first entry is used for the additional big block
|
|
* depot. (means we already used bigblocknr) */
|
|
memset(block,0x42,sizeof(block));
|
|
/* allocate this block (filled with 0x42) */
|
|
assert(STORAGE_put_big_block(hf,bigblocknr+1,block));
|
|
return bigblocknr+1;
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* STORAGE_get_free_small_blocknr [Internal]
|
|
*/
|
|
static int
|
|
STORAGE_get_free_small_blocknr(HFILE32 hf) {
|
|
BYTE block[BIGSIZE];
|
|
LPINT32 sbd = (LPINT32)block;
|
|
int lastbigblocknr,newblocknr,i,curblock,bigblocknr;
|
|
struct storage_pps_entry root;
|
|
struct storage_header sth;
|
|
|
|
READ_HEADER;
|
|
bigblocknr = sth.sbd_startblock;
|
|
curblock = 0;
|
|
lastbigblocknr = -1;
|
|
newblocknr = -1;
|
|
while (bigblocknr>=0) {
|
|
if (!STORAGE_get_big_block(hf,bigblocknr,block))
|
|
return -1;
|
|
for (i=0;i<128;i++)
|
|
if (sbd[i]==STORAGE_CHAINENTRY_FREE) {
|
|
sbd[i]=STORAGE_CHAINENTRY_ENDOFCHAIN;
|
|
newblocknr = i+curblock*128;
|
|
break;
|
|
}
|
|
if (i!=128)
|
|
break;
|
|
lastbigblocknr = bigblocknr;
|
|
bigblocknr = STORAGE_get_next_big_blocknr(hf,bigblocknr);
|
|
curblock++;
|
|
}
|
|
if (newblocknr==-1) {
|
|
bigblocknr = STORAGE_get_free_big_blocknr(hf);
|
|
if (bigblocknr<0)
|
|
return -1;
|
|
READ_HEADER;
|
|
memset(block,0xff,sizeof(block));
|
|
sbd[0]=STORAGE_CHAINENTRY_ENDOFCHAIN;
|
|
if (!STORAGE_put_big_block(hf,bigblocknr,block))
|
|
return -1;
|
|
if (lastbigblocknr==-1) {
|
|
sth.sbd_startblock = bigblocknr;
|
|
if (!STORAGE_put_big_block(hf,-1,(LPBYTE)&sth)) /* need to write it */
|
|
return -1;
|
|
} else {
|
|
if (!STORAGE_set_big_chain(hf,lastbigblocknr,bigblocknr))
|
|
return -1;
|
|
}
|
|
if (!STORAGE_set_big_chain(hf,bigblocknr,STORAGE_CHAINENTRY_ENDOFCHAIN))
|
|
return -1;
|
|
newblocknr = curblock*128;
|
|
}
|
|
/* allocate enough big blocks for storing the allocated small block */
|
|
if (!STORAGE_get_root_pps_entry(hf,&root))
|
|
return -1;
|
|
if (root.pps_sb==-1)
|
|
lastbigblocknr = -1;
|
|
else
|
|
lastbigblocknr = STORAGE_get_nth_next_big_blocknr(hf,root.pps_sb,(root.pps_size-1)/BIGSIZE);
|
|
while (root.pps_size < (newblocknr*SMALLSIZE+SMALLSIZE-1)) {
|
|
/* we need to allocate more stuff */
|
|
bigblocknr = STORAGE_get_free_big_blocknr(hf);
|
|
if (bigblocknr<0)
|
|
return -1;
|
|
READ_HEADER;
|
|
if (root.pps_sb==-1) {
|
|
root.pps_sb = bigblocknr;
|
|
root.pps_size += BIGSIZE;
|
|
} else {
|
|
if (!STORAGE_set_big_chain(hf,lastbigblocknr,bigblocknr))
|
|
return -1;
|
|
root.pps_size += BIGSIZE;
|
|
}
|
|
lastbigblocknr = bigblocknr;
|
|
}
|
|
if (!STORAGE_set_big_chain(hf,lastbigblocknr,STORAGE_CHAINENTRY_ENDOFCHAIN))
|
|
return -1;
|
|
if (!STORAGE_put_pps_entry(hf,0,&root))
|
|
return -1;
|
|
return newblocknr;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* STORAGE_get_free_pps_entry [Internal]
|
|
*/
|
|
static int
|
|
STORAGE_get_free_pps_entry(HFILE32 hf) {
|
|
int blocknr,i,curblock,lastblocknr;
|
|
BYTE block[BIGSIZE];
|
|
struct storage_pps_entry *stde = (struct storage_pps_entry*)block;
|
|
struct storage_header sth;
|
|
|
|
READ_HEADER;
|
|
blocknr = sth.root_startblock;
|
|
assert(blocknr>=0);
|
|
curblock=0;
|
|
while (blocknr>=0) {
|
|
if (!STORAGE_get_big_block(hf,blocknr,block))
|
|
return -1;
|
|
for (i=0;i<4;i++)
|
|
if (stde[i].pps_sizeofname==0) /* free */
|
|
return curblock*4+i;
|
|
lastblocknr = blocknr;
|
|
blocknr = STORAGE_get_next_big_blocknr(hf,blocknr);
|
|
curblock++;
|
|
}
|
|
assert(blocknr==STORAGE_CHAINENTRY_ENDOFCHAIN);
|
|
blocknr = STORAGE_get_free_big_blocknr(hf);
|
|
/* sth invalidated */
|
|
if (blocknr<0)
|
|
return -1;
|
|
|
|
if (!STORAGE_set_big_chain(hf,lastblocknr,blocknr))
|
|
return -1;
|
|
if (!STORAGE_set_big_chain(hf,blocknr,STORAGE_CHAINENTRY_ENDOFCHAIN))
|
|
return -1;
|
|
memset(block,0,sizeof(block));
|
|
STORAGE_put_big_block(hf,blocknr,block);
|
|
return curblock*4;
|
|
}
|
|
|
|
/* --- IStream16 implementation */
|
|
|
|
typedef struct _IStream16 {
|
|
/* IUnknown fields */
|
|
ICOM_VTABLE(IStream16)* lpvtbl;
|
|
DWORD ref;
|
|
/* IStream16 fields */
|
|
SEGPTR thisptr; /* pointer to this struct as segmented */
|
|
struct storage_pps_entry stde;
|
|
int ppsent;
|
|
HFILE32 hf;
|
|
ULARGE_INTEGER offset;
|
|
} _IStream16;
|
|
|
|
/******************************************************************************
|
|
* IStream16_QueryInterface [STORAGE.518]
|
|
*/
|
|
HRESULT WINAPI IStream16_fnQueryInterface(
|
|
LPUNKNOWN iface,REFIID refiid,LPVOID *obj
|
|
) {
|
|
ICOM_THIS(IStream16,iface);
|
|
char xrefiid[50];
|
|
WINE_StringFromCLSID((LPCLSID)refiid,xrefiid);
|
|
TRACE(relay,"(%p)->(%s,%p)\n",this,xrefiid,obj);
|
|
if (!memcmp(&IID_IUnknown,refiid,sizeof(IID_IUnknown))) {
|
|
*obj = this;
|
|
return 0;
|
|
}
|
|
return OLE_E_ENUM_NOMORE;
|
|
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStream16_AddRef [STORAGE.519]
|
|
*/
|
|
ULONG WINAPI IStream16_fnAddRef(LPUNKNOWN iface) {
|
|
ICOM_THIS(IStream16,iface);
|
|
return ++(this->ref);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStream16_Release [STORAGE.520]
|
|
*/
|
|
ULONG WINAPI IStream16_fnRelease(LPUNKNOWN iface) {
|
|
ICOM_THIS(IStream16,iface);
|
|
FlushFileBuffers(this->hf);
|
|
this->ref--;
|
|
if (!this->ref) {
|
|
CloseHandle(this->hf);
|
|
SEGPTR_FREE(this);
|
|
return 0;
|
|
}
|
|
return this->ref;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStream16_Seek [STORAGE.523]
|
|
*
|
|
* FIXME
|
|
* Does not handle 64 bits
|
|
*/
|
|
HRESULT WINAPI IStream16_fnSeek(
|
|
LPSTREAM16 iface,LARGE_INTEGER offset,DWORD whence,ULARGE_INTEGER *newpos
|
|
) {
|
|
ICOM_THIS(IStream16,iface);
|
|
TRACE(relay,"(%p)->([%ld.%ld],%ld,%p)\n",this,offset.HighPart,offset.LowPart,whence,newpos);
|
|
|
|
switch (whence) {
|
|
/* unix SEEK_xx should be the same as win95 ones */
|
|
case SEEK_SET:
|
|
/* offset must be ==0 (<0 is invalid, and >0 cannot be handled
|
|
* right now.
|
|
*/
|
|
assert(offset.HighPart==0);
|
|
this->offset.HighPart = offset.HighPart;
|
|
this->offset.LowPart = offset.LowPart;
|
|
break;
|
|
case SEEK_CUR:
|
|
if (offset.HighPart < 0) {
|
|
/* FIXME: is this negation correct ? */
|
|
offset.HighPart = -offset.HighPart;
|
|
offset.LowPart = (0xffffffff ^ offset.LowPart)+1;
|
|
|
|
assert(offset.HighPart==0);
|
|
assert(this->offset.LowPart >= offset.LowPart);
|
|
this->offset.LowPart -= offset.LowPart;
|
|
} else {
|
|
assert(offset.HighPart==0);
|
|
this->offset.LowPart+= offset.LowPart;
|
|
}
|
|
break;
|
|
case SEEK_END:
|
|
assert(offset.HighPart==0);
|
|
this->offset.LowPart = this->stde.pps_size-offset.LowPart;
|
|
break;
|
|
}
|
|
if (this->offset.LowPart>this->stde.pps_size)
|
|
this->offset.LowPart=this->stde.pps_size;
|
|
if (newpos) *newpos = this->offset;
|
|
return OLE_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStream16_Read [STORAGE.521]
|
|
*/
|
|
HRESULT WINAPI IStream16_fnRead(
|
|
LPSTREAM16 iface,void *pv,ULONG cb,ULONG *pcbRead
|
|
) {
|
|
ICOM_THIS(IStream16,iface);
|
|
BYTE block[BIGSIZE];
|
|
ULONG *bytesread=pcbRead,xxread;
|
|
int blocknr;
|
|
|
|
TRACE(relay,"(%p)->(%p,%ld,%p)\n",this,pv,cb,pcbRead);
|
|
if (!pcbRead) bytesread=&xxread;
|
|
*bytesread = 0;
|
|
|
|
if (cb>this->stde.pps_size-this->offset.LowPart)
|
|
cb=this->stde.pps_size-this->offset.LowPart;
|
|
if (this->stde.pps_size < 0x1000) {
|
|
/* use small block reader */
|
|
blocknr = STORAGE_get_nth_next_small_blocknr(this->hf,this->stde.pps_sb,this->offset.LowPart/SMALLSIZE);
|
|
while (cb) {
|
|
int cc;
|
|
|
|
if (!STORAGE_get_small_block(this->hf,blocknr,block)) {
|
|
WARN(ole,"small block read failed!!!\n");
|
|
return E_FAIL;
|
|
}
|
|
cc = cb;
|
|
if (cc>SMALLSIZE-(this->offset.LowPart&(SMALLSIZE-1)))
|
|
cc=SMALLSIZE-(this->offset.LowPart&(SMALLSIZE-1));
|
|
memcpy((LPBYTE)pv,block+(this->offset.LowPart&(SMALLSIZE-1)),cc);
|
|
this->offset.LowPart+=cc;
|
|
(LPBYTE)pv+=cc;
|
|
*bytesread+=cc;
|
|
cb-=cc;
|
|
blocknr = STORAGE_get_next_small_blocknr(this->hf,blocknr);
|
|
}
|
|
} else {
|
|
/* use big block reader */
|
|
blocknr = STORAGE_get_nth_next_big_blocknr(this->hf,this->stde.pps_sb,this->offset.LowPart/BIGSIZE);
|
|
while (cb) {
|
|
int cc;
|
|
|
|
if (!STORAGE_get_big_block(this->hf,blocknr,block)) {
|
|
WARN(ole,"big block read failed!!!\n");
|
|
return E_FAIL;
|
|
}
|
|
cc = cb;
|
|
if (cc>BIGSIZE-(this->offset.LowPart&(BIGSIZE-1)))
|
|
cc=BIGSIZE-(this->offset.LowPart&(BIGSIZE-1));
|
|
memcpy((LPBYTE)pv,block+(this->offset.LowPart&(BIGSIZE-1)),cc);
|
|
this->offset.LowPart+=cc;
|
|
(LPBYTE)pv+=cc;
|
|
*bytesread+=cc;
|
|
cb-=cc;
|
|
blocknr=STORAGE_get_next_big_blocknr(this->hf,blocknr);
|
|
}
|
|
}
|
|
return OLE_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStream16_Write [STORAGE.522]
|
|
*/
|
|
HRESULT WINAPI IStream16_fnWrite(
|
|
LPSTREAM16 iface,const void *pv,ULONG cb,ULONG *pcbWrite
|
|
) {
|
|
ICOM_THIS(IStream16,iface);
|
|
BYTE block[BIGSIZE];
|
|
ULONG *byteswritten=pcbWrite,xxwritten;
|
|
int oldsize,newsize,i,curoffset=0,lastblocknr,blocknr,cc;
|
|
HFILE32 hf = this->hf;
|
|
|
|
if (!pcbWrite) byteswritten=&xxwritten;
|
|
*byteswritten = 0;
|
|
|
|
TRACE(relay,"(%p)->(%p,%ld,%p)\n",this,pv,cb,pcbWrite);
|
|
/* do we need to junk some blocks? */
|
|
newsize = this->offset.LowPart+cb;
|
|
oldsize = this->stde.pps_size;
|
|
if (newsize < oldsize) {
|
|
if (oldsize < 0x1000) {
|
|
/* only small blocks */
|
|
blocknr=STORAGE_get_nth_next_small_blocknr(hf,this->stde.pps_sb,newsize/SMALLSIZE);
|
|
|
|
assert(blocknr>=0);
|
|
|
|
/* will set the rest of the chain to 'free' */
|
|
if (!STORAGE_set_small_chain(hf,blocknr,STORAGE_CHAINENTRY_ENDOFCHAIN))
|
|
return E_FAIL;
|
|
} else {
|
|
if (newsize >= 0x1000) {
|
|
blocknr=STORAGE_get_nth_next_big_blocknr(hf,this->stde.pps_sb,newsize/BIGSIZE);
|
|
assert(blocknr>=0);
|
|
|
|
/* will set the rest of the chain to 'free' */
|
|
if (!STORAGE_set_big_chain(hf,blocknr,STORAGE_CHAINENTRY_ENDOFCHAIN))
|
|
return E_FAIL;
|
|
} else {
|
|
/* Migrate large blocks to small blocks
|
|
* (we just migrate newsize bytes)
|
|
*/
|
|
LPBYTE curdata,data = HeapAlloc(GetProcessHeap(),0,newsize+BIGSIZE);
|
|
cc = newsize;
|
|
blocknr = this->stde.pps_sb;
|
|
curdata = data;
|
|
while (cc>0) {
|
|
if (!STORAGE_get_big_block(hf,blocknr,curdata)) {
|
|
HeapFree(GetProcessHeap(),0,data);
|
|
return E_FAIL;
|
|
}
|
|
curdata += BIGSIZE;
|
|
cc -= BIGSIZE;
|
|
blocknr = STORAGE_get_next_big_blocknr(hf,blocknr);
|
|
}
|
|
/* frees complete chain for this stream */
|
|
if (!STORAGE_set_big_chain(hf,this->stde.pps_sb,STORAGE_CHAINENTRY_FREE))
|
|
return E_FAIL;
|
|
curdata = data;
|
|
blocknr = this->stde.pps_sb = STORAGE_get_free_small_blocknr(hf);
|
|
if (blocknr<0)
|
|
return E_FAIL;
|
|
cc = newsize;
|
|
while (cc>0) {
|
|
if (!STORAGE_put_small_block(hf,blocknr,curdata))
|
|
return E_FAIL;
|
|
cc -= SMALLSIZE;
|
|
if (cc<=0) {
|
|
if (!STORAGE_set_small_chain(hf,blocknr,STORAGE_CHAINENTRY_ENDOFCHAIN))
|
|
return E_FAIL;
|
|
break;
|
|
} else {
|
|
int newblocknr = STORAGE_get_free_small_blocknr(hf);
|
|
if (newblocknr<0)
|
|
return E_FAIL;
|
|
if (!STORAGE_set_small_chain(hf,blocknr,newblocknr))
|
|
return E_FAIL;
|
|
blocknr = newblocknr;
|
|
}
|
|
curdata += SMALLSIZE;
|
|
}
|
|
HeapFree(GetProcessHeap(),0,data);
|
|
}
|
|
}
|
|
this->stde.pps_size = newsize;
|
|
}
|
|
|
|
if (newsize > oldsize) {
|
|
if (oldsize >= 0x1000) {
|
|
/* should return the block right before the 'endofchain' */
|
|
blocknr = STORAGE_get_nth_next_big_blocknr(hf,this->stde.pps_sb,this->stde.pps_size/BIGSIZE);
|
|
assert(blocknr>=0);
|
|
lastblocknr = blocknr;
|
|
for (i=oldsize/BIGSIZE;i<newsize/BIGSIZE;i++) {
|
|
blocknr = STORAGE_get_free_big_blocknr(hf);
|
|
if (blocknr<0)
|
|
return E_FAIL;
|
|
if (!STORAGE_set_big_chain(hf,lastblocknr,blocknr))
|
|
return E_FAIL;
|
|
lastblocknr = blocknr;
|
|
}
|
|
if (!STORAGE_set_big_chain(hf,blocknr,STORAGE_CHAINENTRY_ENDOFCHAIN))
|
|
return E_FAIL;
|
|
} else {
|
|
if (newsize < 0x1000) {
|
|
/* find startblock */
|
|
if (!oldsize)
|
|
this->stde.pps_sb = blocknr = STORAGE_get_free_small_blocknr(hf);
|
|
else
|
|
blocknr = STORAGE_get_nth_next_small_blocknr(hf,this->stde.pps_sb,this->stde.pps_size/SMALLSIZE);
|
|
if (blocknr<0)
|
|
return E_FAIL;
|
|
|
|
/* allocate required new small blocks */
|
|
lastblocknr = blocknr;
|
|
for (i=oldsize/SMALLSIZE;i<newsize/SMALLSIZE;i++) {
|
|
blocknr = STORAGE_get_free_small_blocknr(hf);
|
|
if (blocknr<0)
|
|
return E_FAIL;
|
|
if (!STORAGE_set_small_chain(hf,lastblocknr,blocknr))
|
|
return E_FAIL;
|
|
lastblocknr = blocknr;
|
|
}
|
|
/* and terminate the chain */
|
|
if (!STORAGE_set_small_chain(hf,lastblocknr,STORAGE_CHAINENTRY_ENDOFCHAIN))
|
|
return E_FAIL;
|
|
} else {
|
|
if (!oldsize) {
|
|
/* no single block allocated yet */
|
|
blocknr=STORAGE_get_free_big_blocknr(hf);
|
|
if (blocknr<0)
|
|
return E_FAIL;
|
|
this->stde.pps_sb = blocknr;
|
|
} else {
|
|
/* Migrate small blocks to big blocks */
|
|
LPBYTE curdata,data = HeapAlloc(GetProcessHeap(),0,oldsize+BIGSIZE);
|
|
cc = oldsize;
|
|
blocknr = this->stde.pps_sb;
|
|
curdata = data;
|
|
/* slurp in */
|
|
while (cc>0) {
|
|
if (!STORAGE_get_small_block(hf,blocknr,curdata)) {
|
|
HeapFree(GetProcessHeap(),0,data);
|
|
return E_FAIL;
|
|
}
|
|
curdata += SMALLSIZE;
|
|
cc -= SMALLSIZE;
|
|
blocknr = STORAGE_get_next_small_blocknr(hf,blocknr);
|
|
}
|
|
/* free small block chain */
|
|
if (!STORAGE_set_small_chain(hf,this->stde.pps_sb,STORAGE_CHAINENTRY_FREE))
|
|
return E_FAIL;
|
|
curdata = data;
|
|
blocknr = this->stde.pps_sb = STORAGE_get_free_big_blocknr(hf);
|
|
if (blocknr<0)
|
|
return E_FAIL;
|
|
/* put the data into the big blocks */
|
|
cc = this->stde.pps_size;
|
|
while (cc>0) {
|
|
if (!STORAGE_put_big_block(hf,blocknr,curdata))
|
|
return E_FAIL;
|
|
cc -= BIGSIZE;
|
|
if (cc<=0) {
|
|
if (!STORAGE_set_big_chain(hf,blocknr,STORAGE_CHAINENTRY_ENDOFCHAIN))
|
|
return E_FAIL;
|
|
break;
|
|
} else {
|
|
int newblocknr = STORAGE_get_free_big_blocknr(hf);
|
|
if (newblocknr<0)
|
|
return E_FAIL;
|
|
if (!STORAGE_set_big_chain(hf,blocknr,newblocknr))
|
|
return E_FAIL;
|
|
blocknr = newblocknr;
|
|
}
|
|
curdata += BIGSIZE;
|
|
}
|
|
HeapFree(GetProcessHeap(),0,data);
|
|
}
|
|
/* generate big blocks to fit the new data */
|
|
lastblocknr = blocknr;
|
|
for (i=oldsize/BIGSIZE;i<newsize/BIGSIZE;i++) {
|
|
blocknr = STORAGE_get_free_big_blocknr(hf);
|
|
if (blocknr<0)
|
|
return E_FAIL;
|
|
if (!STORAGE_set_big_chain(hf,lastblocknr,blocknr))
|
|
return E_FAIL;
|
|
lastblocknr = blocknr;
|
|
}
|
|
/* terminate chain */
|
|
if (!STORAGE_set_big_chain(hf,lastblocknr,STORAGE_CHAINENTRY_ENDOFCHAIN))
|
|
return E_FAIL;
|
|
}
|
|
}
|
|
this->stde.pps_size = newsize;
|
|
}
|
|
|
|
/* There are just some cases where we didn't modify it, we write it out
|
|
* everytime
|
|
*/
|
|
if (!STORAGE_put_pps_entry(hf,this->ppsent,&(this->stde)))
|
|
return E_FAIL;
|
|
|
|
/* finally the write pass */
|
|
if (this->stde.pps_size < 0x1000) {
|
|
blocknr = STORAGE_get_nth_next_small_blocknr(hf,this->stde.pps_sb,this->offset.LowPart/SMALLSIZE);
|
|
assert(blocknr>=0);
|
|
while (cb>0) {
|
|
/* we ensured that it is allocated above */
|
|
assert(blocknr>=0);
|
|
/* Read old block everytime, since we can have
|
|
* overlapping data at START and END of the write
|
|
*/
|
|
if (!STORAGE_get_small_block(hf,blocknr,block))
|
|
return E_FAIL;
|
|
|
|
cc = SMALLSIZE-(this->offset.LowPart&(SMALLSIZE-1));
|
|
if (cc>cb)
|
|
cc=cb;
|
|
memcpy( ((LPBYTE)block)+(this->offset.LowPart&(SMALLSIZE-1)),
|
|
(LPBYTE)(pv+curoffset),
|
|
cc
|
|
);
|
|
if (!STORAGE_put_small_block(hf,blocknr,block))
|
|
return E_FAIL;
|
|
cb -= cc;
|
|
curoffset += cc;
|
|
(LPBYTE)pv += cc;
|
|
this->offset.LowPart += cc;
|
|
*byteswritten += cc;
|
|
blocknr = STORAGE_get_next_small_blocknr(hf,blocknr);
|
|
}
|
|
} else {
|
|
blocknr = STORAGE_get_nth_next_big_blocknr(hf,this->stde.pps_sb,this->offset.LowPart/BIGSIZE);
|
|
assert(blocknr>=0);
|
|
while (cb>0) {
|
|
/* we ensured that it is allocated above, so it better is */
|
|
assert(blocknr>=0);
|
|
/* read old block everytime, since we can have
|
|
* overlapping data at START and END of the write
|
|
*/
|
|
if (!STORAGE_get_big_block(hf,blocknr,block))
|
|
return E_FAIL;
|
|
|
|
cc = BIGSIZE-(this->offset.LowPart&(BIGSIZE-1));
|
|
if (cc>cb)
|
|
cc=cb;
|
|
memcpy( ((LPBYTE)block)+(this->offset.LowPart&(BIGSIZE-1)),
|
|
(LPBYTE)(pv+curoffset),
|
|
cc
|
|
);
|
|
if (!STORAGE_put_big_block(hf,blocknr,block))
|
|
return E_FAIL;
|
|
cb -= cc;
|
|
curoffset += cc;
|
|
(LPBYTE)pv += cc;
|
|
this->offset.LowPart += cc;
|
|
*byteswritten += cc;
|
|
blocknr = STORAGE_get_next_big_blocknr(hf,blocknr);
|
|
}
|
|
}
|
|
return OLE_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* _create_istream16 [Internal]
|
|
*/
|
|
static void _create_istream16(LPSTREAM16 *str) {
|
|
_IStream16* lpst;
|
|
|
|
if (!strvt16.bvt.fnQueryInterface) {
|
|
HMODULE16 wp = GetModuleHandle16("STORAGE");
|
|
if (wp>=32) {
|
|
/* FIXME: what is this WIN32_GetProcAddress16. Should the name be IStream16_QueryInterface of IStream16_fnQueryInterface */
|
|
#define VTENT(xfn) strvt16.bvt.fn##xfn = (void*)WIN32_GetProcAddress16(wp,"IStream16_"#xfn);
|
|
VTENT(QueryInterface)
|
|
VTENT(AddRef)
|
|
VTENT(Release)
|
|
#undef VTENT
|
|
#define VTENT(xfn) strvt16.fn##xfn = (void*)WIN32_GetProcAddress16(wp,"IStream16_"#xfn);
|
|
VTENT(Read)
|
|
VTENT(Write)
|
|
VTENT(Seek)
|
|
VTENT(SetSize)
|
|
VTENT(CopyTo)
|
|
VTENT(Commit)
|
|
VTENT(Revert)
|
|
VTENT(LockRegion)
|
|
VTENT(UnlockRegion)
|
|
VTENT(Stat)
|
|
VTENT(Clone)
|
|
#undef VTENT
|
|
segstrvt16 = SEGPTR_NEW(ICOM_VTABLE(IStream16));
|
|
memcpy(segstrvt16,&strvt16,sizeof(strvt16));
|
|
segstrvt16 = (ICOM_VTABLE(IStream16)*)SEGPTR_GET(segstrvt16);
|
|
} else {
|
|
#define VTENT(xfn) strvt16.bvt.fn##xfn = IStream16_fn##xfn;
|
|
VTENT(QueryInterface)
|
|
VTENT(AddRef)
|
|
VTENT(Release)
|
|
#undef VTENT
|
|
#define VTENT(xfn) strvt16.fn##xfn = IStream16_fn##xfn;
|
|
VTENT(Read)
|
|
VTENT(Write)
|
|
VTENT(Seek)
|
|
/*
|
|
VTENT(CopyTo)
|
|
VTENT(Commit)
|
|
VTENT(SetSize)
|
|
VTENT(Revert)
|
|
VTENT(LockRegion)
|
|
VTENT(UnlockRegion)
|
|
VTENT(Stat)
|
|
VTENT(Clone)
|
|
*/
|
|
#undef VTENT
|
|
segstrvt16 = &strvt16;
|
|
}
|
|
}
|
|
lpst = SEGPTR_NEW(_IStream16);
|
|
lpst->lpvtbl = segstrvt16;
|
|
lpst->ref = 1;
|
|
lpst->thisptr = SEGPTR_GET(lpst);
|
|
*str = (void*)lpst->thisptr;
|
|
}
|
|
|
|
|
|
/* --- IStream32 implementation */
|
|
|
|
typedef struct _IStream32 {
|
|
/* IUnknown fields */
|
|
ICOM_VTABLE(IStream32)* lpvtbl;
|
|
DWORD ref;
|
|
/* IStream32 fields */
|
|
struct storage_pps_entry stde;
|
|
int ppsent;
|
|
HFILE32 hf;
|
|
ULARGE_INTEGER offset;
|
|
} _IStream32;
|
|
|
|
/*****************************************************************************
|
|
* IStream32_QueryInterface [VTABLE]
|
|
*/
|
|
HRESULT WINAPI IStream32_fnQueryInterface(
|
|
LPUNKNOWN iface,REFIID refiid,LPVOID *obj
|
|
) {
|
|
ICOM_THIS(IStream32,iface);
|
|
char xrefiid[50];
|
|
|
|
WINE_StringFromCLSID((LPCLSID)refiid,xrefiid);
|
|
TRACE(relay,"(%p)->(%s,%p)\n",this,xrefiid,obj);
|
|
if (!memcmp(&IID_IUnknown,refiid,sizeof(IID_IUnknown))) {
|
|
*obj = this;
|
|
return 0;
|
|
}
|
|
return OLE_E_ENUM_NOMORE;
|
|
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStream32_AddRef [VTABLE]
|
|
*/
|
|
ULONG WINAPI IStream32_fnAddRef(LPUNKNOWN iface) {
|
|
ICOM_THIS(IStream32,iface);
|
|
return ++(this->ref);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStream32_Release [VTABLE]
|
|
*/
|
|
ULONG WINAPI IStream32_fnRelease(LPUNKNOWN iface) {
|
|
ICOM_THIS(IStream32,iface);
|
|
FlushFileBuffers(this->hf);
|
|
this->ref--;
|
|
if (!this->ref) {
|
|
CloseHandle(this->hf);
|
|
SEGPTR_FREE(this);
|
|
return 0;
|
|
}
|
|
return this->ref;
|
|
}
|
|
|
|
static ICOM_VTABLE(IStream32) strvt32 = {
|
|
{
|
|
IStream32_fnQueryInterface,
|
|
IStream32_fnAddRef,
|
|
IStream32_fnRelease
|
|
},
|
|
(void*)0xdead0004,
|
|
(void*)0xdead0005,
|
|
(void*)0xdead0006,
|
|
(void*)0xdead0007,
|
|
(void*)0xdead0008,
|
|
(void*)0xdead0009,
|
|
(void*)0xdead0010,
|
|
(void*)0xdead0011
|
|
};
|
|
|
|
|
|
/* --- IStorage16 implementation */
|
|
|
|
typedef struct _IStorage16 {
|
|
/* IUnknown fields */
|
|
ICOM_VTABLE(IStorage16)* lpvtbl;
|
|
DWORD ref;
|
|
/* IStorage16 fields */
|
|
SEGPTR thisptr; /* pointer to this struct as segmented */
|
|
struct storage_pps_entry stde;
|
|
int ppsent;
|
|
HFILE32 hf;
|
|
} _IStorage16;
|
|
|
|
/******************************************************************************
|
|
* IStorage16_QueryInterface [STORAGE.500]
|
|
*/
|
|
HRESULT WINAPI IStorage16_fnQueryInterface(
|
|
LPUNKNOWN iface,REFIID refiid,LPVOID *obj
|
|
) {
|
|
ICOM_THIS(IStorage16,iface);
|
|
char xrefiid[50];
|
|
|
|
WINE_StringFromCLSID((LPCLSID)refiid,xrefiid);
|
|
TRACE(relay,"(%p)->(%s,%p)\n",this,xrefiid,obj);
|
|
|
|
if (!memcmp(&IID_IUnknown,refiid,sizeof(IID_IUnknown))) {
|
|
*obj = this;
|
|
return 0;
|
|
}
|
|
return OLE_E_ENUM_NOMORE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStorage16_AddRef [STORAGE.501]
|
|
*/
|
|
ULONG WINAPI IStorage16_fnAddRef(LPUNKNOWN iface) {
|
|
ICOM_THIS(IStorage16,iface);
|
|
return ++(this->ref);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStorage16_Release [STORAGE.502]
|
|
*/
|
|
ULONG WINAPI IStorage16_fnRelease(LPUNKNOWN iface) {
|
|
ICOM_THIS(IStorage16,iface);
|
|
this->ref--;
|
|
if (this->ref)
|
|
return this->ref;
|
|
SEGPTR_FREE(this);
|
|
return 0;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStorage16_Stat [STORAGE.517]
|
|
*/
|
|
HRESULT WINAPI IStorage16_fnStat(
|
|
LPSTORAGE16 iface,STATSTG *pstatstg, DWORD grfStatFlag
|
|
) {
|
|
ICOM_THIS(IStorage16,iface);
|
|
TRACE(ole,"(%p)->(%p,0x%08lx)\n",
|
|
this,pstatstg,grfStatFlag
|
|
);
|
|
pstatstg->pwcsName=(LPOLESTR16)SEGPTR_GET(SEGPTR_STRDUP_WtoA(this->stde.pps_rawname));
|
|
pstatstg->type = this->stde.pps_type;
|
|
pstatstg->cbSize.LowPart = this->stde.pps_size;
|
|
pstatstg->mtime = this->stde.pps_ft1; /* FIXME */ /* why? */
|
|
pstatstg->atime = this->stde.pps_ft2; /* FIXME */
|
|
pstatstg->ctime = this->stde.pps_ft2; /* FIXME */
|
|
pstatstg->grfMode = 0; /* FIXME */
|
|
pstatstg->grfLocksSupported = 0; /* FIXME */
|
|
pstatstg->clsid = this->stde.pps_guid;
|
|
pstatstg->grfStateBits = 0; /* FIXME */
|
|
pstatstg->reserved = 0;
|
|
return OLE_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStorage16_Commit [STORAGE.509]
|
|
*/
|
|
HRESULT WINAPI IStorage16_fnCommit(
|
|
LPSTORAGE16 iface,DWORD commitflags
|
|
) {
|
|
ICOM_THIS(IStorage16,iface);
|
|
FIXME(ole,"(%p)->(0x%08lx),STUB!\n",
|
|
this,commitflags
|
|
);
|
|
return OLE_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStorage16_CopyTo [STORAGE.507]
|
|
*/
|
|
HRESULT WINAPI IStorage16_fnCopyTo(LPSTORAGE16 iface,DWORD ciidExclude,const IID *rgiidExclude,SNB16 SNB16Exclude,IStorage16 *pstgDest) {
|
|
ICOM_THIS(IStorage16,iface);
|
|
char xguid[50];
|
|
|
|
if (rgiidExclude)
|
|
WINE_StringFromCLSID(rgiidExclude,xguid);
|
|
else
|
|
strcpy(xguid,"<no guid>");
|
|
FIXME(ole,"IStorage16(%p)->(0x%08lx,%s,%p,%p),stub!\n",
|
|
this,ciidExclude,xguid,SNB16Exclude,pstgDest
|
|
);
|
|
return OLE_OK;
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* IStorage16_CreateStorage [STORAGE.505]
|
|
*/
|
|
HRESULT WINAPI IStorage16_fnCreateStorage(
|
|
LPSTORAGE16 iface,LPCOLESTR16 pwcsName,DWORD grfMode,DWORD dwStgFormat,DWORD reserved2, IStorage16 **ppstg
|
|
) {
|
|
ICOM_THIS(IStorage16,iface);
|
|
_IStorage16* lpstg;
|
|
int ppsent,x;
|
|
struct storage_pps_entry stde;
|
|
struct storage_header sth;
|
|
HFILE32 hf=this->hf;
|
|
|
|
READ_HEADER;
|
|
|
|
TRACE(ole,"(%p)->(%s,0x%08lx,0x%08lx,0x%08lx,%p)\n",
|
|
this,pwcsName,grfMode,dwStgFormat,reserved2,ppstg
|
|
);
|
|
if (grfMode & STGM_TRANSACTED)
|
|
FIXME(ole,"We do not support transacted Compound Storage. Using direct mode.\n");
|
|
_create_istorage16(ppstg);
|
|
lpstg = (_IStorage16*)PTR_SEG_TO_LIN(*ppstg);
|
|
lpstg->hf = this->hf;
|
|
|
|
ppsent=STORAGE_get_free_pps_entry(lpstg->hf);
|
|
if (ppsent<0)
|
|
return E_FAIL;
|
|
stde=this->stde;
|
|
if (stde.pps_dir==-1) {
|
|
stde.pps_dir = ppsent;
|
|
x = this->ppsent;
|
|
} else {
|
|
FIXME(ole," use prev chain too ?\n");
|
|
x=stde.pps_dir;
|
|
if (1!=STORAGE_get_pps_entry(lpstg->hf,x,&stde))
|
|
return E_FAIL;
|
|
while (stde.pps_next!=-1) {
|
|
x=stde.pps_next;
|
|
if (1!=STORAGE_get_pps_entry(lpstg->hf,x,&stde))
|
|
return E_FAIL;
|
|
}
|
|
stde.pps_next = ppsent;
|
|
}
|
|
assert(STORAGE_put_pps_entry(lpstg->hf,x,&stde));
|
|
assert(1==STORAGE_get_pps_entry(lpstg->hf,ppsent,&(lpstg->stde)));
|
|
lstrcpyAtoW(lpstg->stde.pps_rawname,pwcsName);
|
|
lpstg->stde.pps_sizeofname = lstrlen32A(pwcsName)*2+2;
|
|
lpstg->stde.pps_next = -1;
|
|
lpstg->stde.pps_prev = -1;
|
|
lpstg->stde.pps_dir = -1;
|
|
lpstg->stde.pps_sb = -1;
|
|
lpstg->stde.pps_size = 0;
|
|
lpstg->stde.pps_type = 1;
|
|
lpstg->ppsent = ppsent;
|
|
/* FIXME: timestamps? */
|
|
if (!STORAGE_put_pps_entry(lpstg->hf,ppsent,&(lpstg->stde)))
|
|
return E_FAIL;
|
|
return OLE_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStorage16_CreateStream [STORAGE.503]
|
|
*/
|
|
HRESULT WINAPI IStorage16_fnCreateStream(
|
|
LPSTORAGE16 iface,LPCOLESTR16 pwcsName,DWORD grfMode,DWORD reserved1,DWORD reserved2, IStream16 **ppstm
|
|
) {
|
|
ICOM_THIS(IStorage16,iface);
|
|
_IStream16* lpstr;
|
|
int ppsent,x;
|
|
struct storage_pps_entry stde;
|
|
|
|
TRACE(ole,"(%p)->(%s,0x%08lx,0x%08lx,0x%08lx,%p)\n",
|
|
this,pwcsName,grfMode,reserved1,reserved2,ppstm
|
|
);
|
|
if (grfMode & STGM_TRANSACTED)
|
|
FIXME(ole,"We do not support transacted Compound Storage. Using direct mode.\n");
|
|
_create_istream16(ppstm);
|
|
lpstr = (_IStream16*)PTR_SEG_TO_LIN(*ppstm);
|
|
DuplicateHandle( GetCurrentProcess(), this->hf, GetCurrentProcess(),
|
|
&lpstr->hf, 0, TRUE, DUPLICATE_SAME_ACCESS );
|
|
lpstr->offset.LowPart = 0;
|
|
lpstr->offset.HighPart = 0;
|
|
|
|
ppsent=STORAGE_get_free_pps_entry(lpstr->hf);
|
|
if (ppsent<0)
|
|
return E_FAIL;
|
|
stde=this->stde;
|
|
if (stde.pps_next==-1)
|
|
x=this->ppsent;
|
|
else
|
|
while (stde.pps_next!=-1) {
|
|
x=stde.pps_next;
|
|
if (1!=STORAGE_get_pps_entry(lpstr->hf,x,&stde))
|
|
return E_FAIL;
|
|
}
|
|
stde.pps_next = ppsent;
|
|
assert(STORAGE_put_pps_entry(lpstr->hf,x,&stde));
|
|
assert(1==STORAGE_get_pps_entry(lpstr->hf,ppsent,&(lpstr->stde)));
|
|
lstrcpyAtoW(lpstr->stde.pps_rawname,pwcsName);
|
|
lpstr->stde.pps_sizeofname = lstrlen32A(pwcsName)*2+2;
|
|
lpstr->stde.pps_next = -1;
|
|
lpstr->stde.pps_prev = -1;
|
|
lpstr->stde.pps_dir = -1;
|
|
lpstr->stde.pps_sb = -1;
|
|
lpstr->stde.pps_size = 0;
|
|
lpstr->stde.pps_type = 2;
|
|
lpstr->ppsent = ppsent;
|
|
/* FIXME: timestamps? */
|
|
if (!STORAGE_put_pps_entry(lpstr->hf,ppsent,&(lpstr->stde)))
|
|
return E_FAIL;
|
|
return OLE_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStorage16_OpenStorage [STORAGE.506]
|
|
*/
|
|
HRESULT WINAPI IStorage16_fnOpenStorage(
|
|
LPSTORAGE16 iface,LPCOLESTR16 pwcsName, IStorage16 *pstgPrio, DWORD grfMode, SNB16 snbExclude, DWORD reserved, IStorage16 **ppstg
|
|
) {
|
|
ICOM_THIS(IStorage16,iface);
|
|
_IStream16* lpstg;
|
|
WCHAR name[33];
|
|
int newpps;
|
|
|
|
TRACE(relay,"(%p)->(%s,%p,0x%08lx,%p,0x%08lx,%p)\n",
|
|
this,pwcsName,pstgPrio,grfMode,snbExclude,reserved,ppstg
|
|
);
|
|
if (grfMode & STGM_TRANSACTED)
|
|
FIXME(ole,"We do not support transacted Compound Storage. Using direct mode.\n");
|
|
_create_istorage16(ppstg);
|
|
lpstg = (_IStream16*)PTR_SEG_TO_LIN(*ppstg);
|
|
DuplicateHandle( GetCurrentProcess(), this->hf, GetCurrentProcess(),
|
|
&lpstg->hf, 0, TRUE, DUPLICATE_SAME_ACCESS );
|
|
lstrcpyAtoW(name,pwcsName);
|
|
newpps = STORAGE_look_for_named_pps(lpstg->hf,this->stde.pps_dir,name);
|
|
if (newpps==-1) {
|
|
IStream16_fnRelease((IUnknown*)lpstg);
|
|
return E_FAIL;
|
|
}
|
|
|
|
if (1!=STORAGE_get_pps_entry(lpstg->hf,newpps,&(lpstg->stde))) {
|
|
IStream16_fnRelease((IUnknown*)lpstg);
|
|
return E_FAIL;
|
|
}
|
|
lpstg->ppsent = newpps;
|
|
return OLE_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStorage16_OpenStream [STORAGE.504]
|
|
*/
|
|
HRESULT WINAPI IStorage16_fnOpenStream(
|
|
LPSTORAGE16 iface,LPCOLESTR16 pwcsName, void *reserved1, DWORD grfMode, DWORD reserved2, IStream16 **ppstm
|
|
) {
|
|
ICOM_THIS(IStorage16,iface);
|
|
_IStream16* lpstr;
|
|
WCHAR name[33];
|
|
int newpps;
|
|
|
|
TRACE(relay,"(%p)->(%s,%p,0x%08lx,0x%08lx,%p)\n",
|
|
this,pwcsName,reserved1,grfMode,reserved2,ppstm
|
|
);
|
|
if (grfMode & STGM_TRANSACTED)
|
|
FIXME(ole,"We do not support transacted Compound Storage. Using direct mode.\n");
|
|
_create_istream16(ppstm);
|
|
lpstr = (_IStream16*)PTR_SEG_TO_LIN(*ppstm);
|
|
DuplicateHandle( GetCurrentProcess(), this->hf, GetCurrentProcess(),
|
|
&lpstr->hf, 0, TRUE, DUPLICATE_SAME_ACCESS );
|
|
lstrcpyAtoW(name,pwcsName);
|
|
newpps = STORAGE_look_for_named_pps(lpstr->hf,this->stde.pps_dir,name);
|
|
if (newpps==-1) {
|
|
IStream16_fnRelease((IUnknown*)lpstr);
|
|
return E_FAIL;
|
|
}
|
|
|
|
if (1!=STORAGE_get_pps_entry(lpstr->hf,newpps,&(lpstr->stde))) {
|
|
IStream16_fnRelease((IUnknown*)lpstr);
|
|
return E_FAIL;
|
|
}
|
|
lpstr->offset.LowPart = 0;
|
|
lpstr->offset.HighPart = 0;
|
|
lpstr->ppsent = newpps;
|
|
return OLE_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* _create_istorage16 [INTERNAL]
|
|
*/
|
|
static void _create_istorage16(LPSTORAGE16 *stg) {
|
|
_IStorage16* lpst;
|
|
|
|
if (!stvt16.bvt.fnQueryInterface) {
|
|
HMODULE16 wp = GetModuleHandle16("STORAGE");
|
|
if (wp>=32) {
|
|
#define VTENT(xfn) stvt16.bvt.fn##xfn = (void*)WIN32_GetProcAddress16(wp,"IStorage16_"#xfn);
|
|
VTENT(QueryInterface)
|
|
VTENT(AddRef)
|
|
VTENT(Release)
|
|
#undef VTENT
|
|
#define VTENT(xfn) stvt16.fn##xfn = (void*)WIN32_GetProcAddress16(wp,"IStorage16_"#xfn);
|
|
VTENT(CreateStream)
|
|
VTENT(OpenStream)
|
|
VTENT(CreateStorage)
|
|
VTENT(OpenStorage)
|
|
VTENT(CopyTo)
|
|
VTENT(MoveElementTo)
|
|
VTENT(Commit)
|
|
VTENT(Revert)
|
|
VTENT(EnumElements)
|
|
VTENT(DestroyElement)
|
|
VTENT(RenameElement)
|
|
VTENT(SetElementTimes)
|
|
VTENT(SetClass)
|
|
VTENT(SetStateBits)
|
|
VTENT(Stat)
|
|
#undef VTENT
|
|
segstvt16 = SEGPTR_NEW(ICOM_VTABLE(IStorage16));
|
|
memcpy(segstvt16,&stvt16,sizeof(stvt16));
|
|
segstvt16 = (ICOM_VTABLE(IStorage16)*)SEGPTR_GET(segstvt16);
|
|
} else {
|
|
#define VTENT(xfn) stvt16.bvt.fn##xfn = IStorage16_fn##xfn;
|
|
VTENT(QueryInterface)
|
|
VTENT(AddRef)
|
|
VTENT(Release)
|
|
#undef VTENT
|
|
#define VTENT(xfn) stvt16.fn##xfn = IStorage16_fn##xfn;
|
|
VTENT(CreateStream)
|
|
VTENT(OpenStream)
|
|
VTENT(CreateStorage)
|
|
VTENT(OpenStorage)
|
|
VTENT(CopyTo)
|
|
VTENT(Commit)
|
|
/* not (yet) implemented ...
|
|
VTENT(MoveElementTo)
|
|
VTENT(Revert)
|
|
VTENT(EnumElements)
|
|
VTENT(DestroyElement)
|
|
VTENT(RenameElement)
|
|
VTENT(SetElementTimes)
|
|
VTENT(SetClass)
|
|
VTENT(SetStateBits)
|
|
VTENT(Stat)
|
|
*/
|
|
#undef VTENT
|
|
segstvt16 = &stvt16;
|
|
}
|
|
}
|
|
lpst = SEGPTR_NEW(_IStorage16);
|
|
lpst->lpvtbl = segstvt16;
|
|
lpst->ref = 1;
|
|
lpst->thisptr = SEGPTR_GET(lpst);
|
|
*stg = (void*)lpst->thisptr;
|
|
}
|
|
|
|
|
|
/* --- IStorage32 implementation */
|
|
|
|
typedef struct _IStorage32 {
|
|
/* IUnknown fields */
|
|
ICOM_VTABLE(IStorage32)* lpvtbl;
|
|
DWORD ref;
|
|
/* IStorage32 fields */
|
|
struct storage_pps_entry stde;
|
|
int ppsent;
|
|
HFILE32 hf;
|
|
} _IStorage32;
|
|
|
|
/******************************************************************************
|
|
* IStorage32_QueryInterface [VTABLE]
|
|
*/
|
|
HRESULT WINAPI IStorage32_fnQueryInterface(
|
|
LPUNKNOWN iface,REFIID refiid,LPVOID *obj
|
|
) {
|
|
ICOM_THIS(IStorage32,iface);
|
|
char xrefiid[50];
|
|
|
|
WINE_StringFromCLSID((LPCLSID)refiid,xrefiid);
|
|
TRACE(relay,"(%p)->(%s,%p)\n",this,xrefiid,obj);
|
|
|
|
if (!memcmp(&IID_IUnknown,refiid,sizeof(IID_IUnknown))) {
|
|
*obj = this;
|
|
return 0;
|
|
}
|
|
return OLE_E_ENUM_NOMORE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStorage32_AddRef [VTABLE]
|
|
*/
|
|
ULONG WINAPI IStorage32_fnAddRef(LPUNKNOWN iface) {
|
|
ICOM_THIS(IStorage32,iface);
|
|
return ++(this->ref);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStorage32_Release [VTABLE]
|
|
*/
|
|
ULONG WINAPI IStorage32_fnRelease(LPUNKNOWN iface) {
|
|
ICOM_THIS(IStorage32,iface);
|
|
this->ref--;
|
|
if (this->ref)
|
|
return this->ref;
|
|
HeapFree(GetProcessHeap(),0,this);
|
|
return 0;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStorage32_CreateStream [VTABLE]
|
|
*/
|
|
HRESULT WINAPI IStorage32_fnCreateStream(
|
|
LPSTORAGE32 iface,LPCOLESTR32 pwcsName,DWORD grfMode,DWORD reserved1,DWORD reserved2, IStream32 **ppstm
|
|
) {
|
|
ICOM_THIS(IStorage32,iface);
|
|
TRACE(ole,"(%p)->(%p,0x%08lx,0x%08lx,0x%08lx,%p)\n",
|
|
this,pwcsName,grfMode,reserved1,reserved2,ppstm
|
|
);
|
|
*ppstm = (IStream32*)HeapAlloc(GetProcessHeap(),0,sizeof(IStream32));
|
|
((_IStream32*)(*ppstm))->lpvtbl= &strvt32;
|
|
((_IStream32*)(*ppstm))->ref = 1;
|
|
|
|
return OLE_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* IStorage32_OpenStream [VTABLE]
|
|
*/
|
|
HRESULT WINAPI IStorage32_fnOpenStream(
|
|
LPSTORAGE32 iface,LPCOLESTR32 pwcsName, void *reserved1, DWORD grfMode, DWORD reserved2, IStream32 **ppstm
|
|
) {
|
|
ICOM_THIS(IStorage32,iface);
|
|
TRACE(ole,"(%p)->(%p,%p,0x%08lx,0x%08lx,%p)\n",
|
|
this,pwcsName,reserved1,grfMode,reserved2,ppstm
|
|
);
|
|
*ppstm = (IStream32*)HeapAlloc(GetProcessHeap(),0,sizeof(IStream32));
|
|
((_IStream32*)(*ppstm))->lpvtbl= &strvt32;
|
|
((_IStream32*)(*ppstm))->ref = 1;
|
|
return OLE_OK;
|
|
}
|
|
|
|
static ICOM_VTABLE(IStorage32) stvt32 = {
|
|
{
|
|
IStorage32_fnQueryInterface,
|
|
IStorage32_fnAddRef,
|
|
IStorage32_fnRelease
|
|
},
|
|
IStorage32_fnCreateStream,
|
|
IStorage32_fnOpenStream,
|
|
(void*)0xdead0006,
|
|
(void*)0xdead0007,
|
|
(void*)0xdead0008,
|
|
(void*)0xdead0009,
|
|
(void*)0xdead0010,
|
|
(void*)0xdead0011,
|
|
(void*)0xdead0012,
|
|
(void*)0xdead0013,
|
|
(void*)0xdead0014,
|
|
(void*)0xdead0015,
|
|
(void*)0xdead0016,
|
|
(void*)0xdead0017,
|
|
(void*)0xdead0018,
|
|
};
|
|
|
|
/******************************************************************************
|
|
* Storage API functions
|
|
*/
|
|
|
|
/******************************************************************************
|
|
* StgCreateDocFile16 [STORAGE.1]
|
|
*/
|
|
OLESTATUS WINAPI StgCreateDocFile16(
|
|
LPCOLESTR16 pwcsName,DWORD grfMode,DWORD reserved,IStorage16 **ppstgOpen
|
|
) {
|
|
HFILE32 hf;
|
|
int i,ret;
|
|
_IStorage16* lpstg;
|
|
struct storage_pps_entry stde;
|
|
|
|
TRACE(ole,"(%s,0x%08lx,0x%08lx,%p)\n",
|
|
pwcsName,grfMode,reserved,ppstgOpen
|
|
);
|
|
_create_istorage16(ppstgOpen);
|
|
hf = CreateFile32A(pwcsName,GENERIC_READ|GENERIC_WRITE,0,NULL,CREATE_NEW,0,0);
|
|
if (hf==INVALID_HANDLE_VALUE32) {
|
|
WARN(ole,"couldn't open file for storage:%ld\n",GetLastError());
|
|
return E_FAIL;
|
|
}
|
|
lpstg = (_IStorage16*)PTR_SEG_TO_LIN(*ppstgOpen);
|
|
lpstg->hf = hf;
|
|
/* FIXME: check for existance before overwriting? */
|
|
if (!STORAGE_init_storage(hf)) {
|
|
CloseHandle(hf);
|
|
return E_FAIL;
|
|
}
|
|
i=0;ret=0;
|
|
while (!ret) { /* neither 1 nor <0 */
|
|
ret=STORAGE_get_pps_entry(hf,i,&stde);
|
|
if ((ret==1) && (stde.pps_type==5)) {
|
|
lpstg->stde = stde;
|
|
lpstg->ppsent = i;
|
|
break;
|
|
}
|
|
i++;
|
|
}
|
|
if (ret!=1) {
|
|
IStorage16_fnRelease((IUnknown*)lpstg); /* will remove it */
|
|
return E_FAIL;
|
|
}
|
|
return OLE_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* StgCreateDocFile32 [OLE32.144]
|
|
*/
|
|
OLESTATUS WINAPI StgCreateDocFile32(
|
|
LPCOLESTR32 pwcsName,DWORD grfMode,DWORD reserved,IStorage32 **ppstgOpen
|
|
) {
|
|
TRACE(ole,"(%p,0x%08lx,0x%08lx,%p)\n",
|
|
pwcsName,grfMode,reserved,ppstgOpen
|
|
);
|
|
*ppstgOpen = (IStorage32*)HeapAlloc(GetProcessHeap(),0,sizeof(IStorage32));
|
|
((_IStorage32*)(*ppstgOpen))->ref = 1;
|
|
((_IStorage32*)(*ppstgOpen))->lpvtbl = &stvt32;
|
|
return OLE_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* StgIsStorageFile16 [STORAGE.5]
|
|
*/
|
|
OLESTATUS WINAPI StgIsStorageFile16(LPCOLESTR16 fn) {
|
|
HFILE32 hf;
|
|
OFSTRUCT ofs;
|
|
BYTE magic[24];
|
|
|
|
TRACE(ole,"(\'%s\')\n",fn);
|
|
hf = OpenFile32(fn,&ofs,OF_SHARE_DENY_NONE);
|
|
if (hf==HFILE_ERROR32)
|
|
return STG_E_FILENOTFOUND;
|
|
if (24!=_lread32(hf,magic,24)) {
|
|
WARN(ole," too short\n");
|
|
_lclose32(hf);
|
|
return S_FALSE;
|
|
}
|
|
if (!memcmp(magic,STORAGE_magic,8)) {
|
|
WARN(ole," -> YES\n");
|
|
_lclose32(hf);
|
|
return S_OK;
|
|
}
|
|
if (!memcmp(magic,STORAGE_notmagic,8)) {
|
|
WARN(ole," -> NO\n");
|
|
_lclose32(hf);
|
|
return S_FALSE;
|
|
}
|
|
if (!memcmp(magic,STORAGE_oldmagic,8)) {
|
|
WARN(ole," -> old format\n");
|
|
_lclose32(hf);
|
|
return STG_E_OLDFORMAT;
|
|
}
|
|
WARN(ole," -> Invalid header.\n");
|
|
_lclose32(hf);
|
|
return STG_E_INVALIDHEADER;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* StgIsStorageFile32 [OLE32.146]
|
|
*/
|
|
OLESTATUS WINAPI
|
|
StgIsStorageFile32(LPCOLESTR32 fn)
|
|
{
|
|
LPOLESTR16 xfn = HEAP_strdupWtoA(GetProcessHeap(),0,fn);
|
|
OLESTATUS ret = StgIsStorageFile16(xfn);
|
|
|
|
HeapFree(GetProcessHeap(),0,xfn);
|
|
return ret;
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* StgOpenStorage16 [STORAGE.3]
|
|
*/
|
|
OLESTATUS WINAPI StgOpenStorage16(
|
|
const OLECHAR16 * pwcsName,IStorage16 *pstgPriority,DWORD grfMode,
|
|
SNB16 snbExclude,DWORD reserved, IStorage16 **ppstgOpen
|
|
) {
|
|
HFILE32 hf;
|
|
int ret,i;
|
|
_IStorage16* lpstg;
|
|
struct storage_pps_entry stde;
|
|
|
|
TRACE(ole,"(%s,%p,0x%08lx,%p,%ld,%p)\n",
|
|
pwcsName,pstgPriority,grfMode,snbExclude,reserved,ppstgOpen
|
|
);
|
|
_create_istorage16(ppstgOpen);
|
|
hf = CreateFile32A(pwcsName,GENERIC_READ,0,NULL,0,0,0);
|
|
if (hf==INVALID_HANDLE_VALUE32) {
|
|
WARN(ole,"Couldn't open file for storage\n");
|
|
return E_FAIL;
|
|
}
|
|
lpstg = (_IStorage16*)PTR_SEG_TO_LIN(*ppstgOpen);
|
|
lpstg->hf = hf;
|
|
|
|
i=0;ret=0;
|
|
while (!ret) { /* neither 1 nor <0 */
|
|
ret=STORAGE_get_pps_entry(hf,i,&stde);
|
|
if ((ret==1) && (stde.pps_type==5)) {
|
|
lpstg->stde=stde;
|
|
break;
|
|
}
|
|
i++;
|
|
}
|
|
if (ret!=1) {
|
|
IStorage16_fnRelease((IUnknown*)lpstg); /* will remove it */
|
|
return E_FAIL;
|
|
}
|
|
return OLE_OK;
|
|
|
|
}
|
|
|
|
/******************************************************************************
|
|
* StgOpenStorage32 [OLE32.148]
|
|
*/
|
|
OLESTATUS WINAPI StgOpenStorage32(
|
|
const OLECHAR32 * pwcsName,IStorage32 *pstgPriority,DWORD grfMode,
|
|
SNB32 snbExclude,DWORD reserved, IStorage32 **ppstgOpen
|
|
) {
|
|
FIXME(ole,"StgOpenStorage32(%p,%p,0x%08lx,%p,%ld,%p),stub!\n",
|
|
pwcsName,pstgPriority,grfMode,snbExclude,reserved,
|
|
ppstgOpen);
|
|
*ppstgOpen = (IStorage32*)HeapAlloc(GetProcessHeap(),0,sizeof(IStorage32));
|
|
((_IStorage32*)(*ppstgOpen))->ref = 1;
|
|
((_IStorage32*)(*ppstgOpen))->lpvtbl = &stvt32;
|
|
return OLE_OK;
|
|
}
|
|
|
|
|