778 lines
22 KiB
C++
778 lines
22 KiB
C++
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//+============================================================================
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//
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// File: RtlStub.cxx
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//
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// Purpose:
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// This file provides some RTL routines which are also implemented
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// in NTDLL. They are duplicated here so that we can build
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// PropTest without linking to NTDLL, which doesn't exist
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// on Win95.
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//
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//+============================================================================
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#include "pch.cxx" // Brings in most other includes/defines/etc.
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#define BSTRLEN(bstrVal) *((ULONG *) bstrVal - 1)
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// we use static array instead of string literals because some systems
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// have 4 bytes string literals, and would not produce the correct result
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// for REF's 2 byte Unicode convention
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//
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OLECHAR aocMap[CCH_MAP + 1] = {'a','b','c','d','e','f','g',
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'h','i','j','k','l','m','n',
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'o','p','q','r','s','t','u',
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'v','w','x','y','z',
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'0','1','2','3','4','5','\0'};
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GUID guidSummary =
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{ 0xf29f85e0,
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0x4ff9, 0x1068,
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{ 0xab, 0x91, 0x08, 0x00, 0x2b, 0x27, 0xb3, 0xd9 } };
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OLECHAR oszSummary[] = {'S','u','m','m','a','r','y',
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'I','n','f','o','r','m','a','t','i','o','n','\0'};
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GUID guidDocumentSummary =
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{ 0xd5cdd502,
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0x2e9c, 0x101b,
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{ 0x93, 0x97, 0x08, 0x00, 0x2b, 0x2c, 0xf9, 0xae } };
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OLECHAR oszDocumentSummary[] = {'D','o','c','u','m','e','n','t',
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'S','u','m','m','a','r','y',
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'I','n','f','o','r','m','a','t','i','o','n',
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'\0'};
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// Note that user defined properties are placed in section 2 with the below
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// GUID as the FMTID -- alas, we did not expect Office95 to actually use it.
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GUID guidDocumentSummarySection2 =
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{ 0xd5cdd505,
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0x2e9c, 0x101b,
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{ 0x93, 0x97, 0x08, 0x00, 0x2b, 0x2c, 0xf9, 0xae } };
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// *Global Info*
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GUID guidGlobalInfo =
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{ 0x56616F00,
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0xC154, 0x11ce,
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{ 0x85, 0x53, 0x00, 0xAA, 0x00, 0xA1, 0xF9, 0x5B } };
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// *Image Contents*
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GUID guidImageContents =
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{ 0x56616500,
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0xC154, 0x11ce,
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{ 0x85, 0x53, 0x00, 0xAA, 0x00, 0xA1, 0xF9, 0x5B } };
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// *Image Info*
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GUID guidImageInfo =
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{ 0x56616500,
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0xC154, 0x11ce,
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{ 0x85, 0x53, 0x00, 0xAA, 0x00, 0xA1, 0xF9, 0x5B } };
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//+--------------------------------------------------------------------------
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// Function: RtlGuidToPropertySetName
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//
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// Synopsis: Map property set GUID to null-terminated UNICODE name string.
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//
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// The awcname parameter is assumed to be a buffer with room for
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// CWC_PROPSETSZ (28) UNICODE characters. The first character
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// is always WC_PROPSET0 (0x05), as specified by the OLE Appendix
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// B documentation. The colon character normally used as an NT
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// stream name separator is not written to the caller's buffer.
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//
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// No error is possible.
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//
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// Arguments: IN GUID *pguid -- pointer to GUID to convert
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// OUT OLECHAR aocname[] -- output string buffer
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//
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// Returns: count of non-NULL characters in the output string buffer
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//---------------------------------------------------------------------------
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ULONG PROPSYSAPI PROPAPI
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RtlGuidToPropertySetName(
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IN GUID const *pguid,
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OUT OLECHAR aocname[])
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{
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ULONG cbitRemain = CBIT_BYTE;
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OLECHAR *poc = aocname;
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BYTE *pb;
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BYTE *pbEnd;
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*poc++ = OC_PROPSET0;
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// -----------------------
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// Check for special-cases
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// -----------------------
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// Note: CCH_PROPSET includes the OC_PROPSET0, and sizeof(osz...)
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// includes the trailing '\0', so sizeof(osz...) is ok because the
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// OC_PROPSET0 character compensates for the trailing NULL character.
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// Is this the SummaryInformation propset?
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PROPASSERT(CCH_PROPSET >= sizeof(oszSummary)/sizeof(OLECHAR));
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if (*pguid == guidSummary)
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{
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RtlCopyMemory(poc, oszSummary, sizeof(oszSummary));
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return(sizeof(oszSummary)/sizeof(OLECHAR));
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}
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// Is this The DocumentSummaryInformation or User-Defined propset?
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PROPASSERT(CCH_PROPSET >= sizeof(oszDocumentSummary)/sizeof(OLECHAR));
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if (*pguid == guidDocumentSummary || *pguid == guidDocumentSummarySection2)
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{
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RtlCopyMemory(poc, oszDocumentSummary, sizeof(oszDocumentSummary));
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return(sizeof(oszDocumentSummary)/sizeof(OLECHAR));
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}
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// Is this the Global Info propset?
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PROPASSERT(CCH_PROPSET >= sizeof(oszGlobalInfo)/sizeof(OLECHAR));
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if (*pguid == guidGlobalInfo)
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{
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RtlCopyMemory(poc, oszGlobalInfo, cboszGlobalInfo);
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return(cboszGlobalInfo/sizeof(OLECHAR));
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}
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// Is this the Image Contents propset?
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PROPASSERT(CCH_PROPSET >= sizeof(oszImageContents)/sizeof(OLECHAR));
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if (*pguid == guidImageContents)
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{
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RtlCopyMemory(poc, oszImageContents, cboszImageContents);
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return(cboszImageContents/sizeof(OLECHAR));
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}
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// Is this the Image Info propset?
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PROPASSERT(CCH_PROPSET >= sizeof(oszImageInfo)/sizeof(OLECHAR));
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if (*pguid == guidImageInfo)
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{
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RtlCopyMemory(poc, oszImageInfo, cboszImageInfo);
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return(cboszImageInfo/sizeof(OLECHAR));
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}
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// ------------------------------
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// Calculate the string-ized GUID
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// ------------------------------
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// If this is a big-endian system, we need to convert
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// the GUID to little-endian for the conversion.
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#if BIGENDIAN
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GUID guidByteSwapped = *pguid;
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PropByteSwap( &guidByteSwapped );
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pguid = &guidByteSwapped;
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#endif
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// Point to the beginning and ending of the GUID
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pb = (BYTE*) pguid;
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pbEnd = pb + sizeof(*pguid);
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// Walk 'pb' through each byte of the GUID.
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while (pb < pbEnd)
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{
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ULONG i = *pb >> (CBIT_BYTE - cbitRemain);
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if (cbitRemain >= CBIT_CHARMASK)
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{
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*poc = MapChar(i);
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if (cbitRemain == CBIT_BYTE && *poc >= (OLECHAR)'a'
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&& *poc <= ((OLECHAR)'z'))
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{
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*poc += (OLECHAR) ( ((OLECHAR)'A') - ((OLECHAR)'a') );
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}
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poc++;
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cbitRemain -= CBIT_CHARMASK;
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if (cbitRemain == 0)
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{
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pb++;
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cbitRemain = CBIT_BYTE;
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}
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}
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else
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{
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if (++pb < pbEnd)
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{
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i |= *pb << cbitRemain;
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}
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*poc++ = MapChar(i);
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cbitRemain += CBIT_BYTE - CBIT_CHARMASK;
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}
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} // while (pb < pbEnd)
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*poc = OLESTR( '\0' );
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return(CCH_PROPSET);
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}
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//+--------------------------------------------------------------------------
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// Function: RtlPropertySetNameToGuid
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//
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// Synopsis: Map non null-terminated UNICODE string to a property set GUID.
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//
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// If the name is not properly formed as per
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// RtlGuidToPropertySetName(), STATUS_INVALID_PARAMETER is
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// returned. The pguid parameter is assumed to point to a buffer
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// with room for a GUID structure.
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//
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// Arguments: IN ULONG cocname -- count of OLECHARs in string to convert
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// IN OLECHAR aocname[] -- input string to convert
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// OUT GUID *pguid -- pointer to buffer for converted GUID
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//
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// Returns: NTSTATUS
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//---------------------------------------------------------------------------
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NTSTATUS PROPSYSAPI PROPAPI
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RtlPropertySetNameToGuid(
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IN ULONG cocname,
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IN OLECHAR const aocname[],
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OUT GUID *pguid)
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{
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NTSTATUS Status = STATUS_INVALID_PARAMETER;
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OLECHAR const *poc = aocname;
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if (poc[0] == OC_PROPSET0)
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{
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// -----------------------
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// Check for Special-Cases
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// -----------------------
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// Note: cocname includes the OC_PROPSET0, and sizeof(osz...)
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// includes the trailing OLESTR('\0'), but the comparison excludes both
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// the leading OC_PROPSET0 and the trailing '\0'.
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// Is this SummaryInformation?
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if (cocname == sizeof(oszSummary)/sizeof(OLECHAR) &&
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ocsnicmp(&poc[1], oszSummary, cocname - 1) == 0)
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{
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*pguid = guidSummary;
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return(STATUS_SUCCESS);
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}
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// Is this DocumentSummaryInformation?
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if (cocname == sizeof(oszDocumentSummary)/sizeof(OLECHAR) &&
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ocsnicmp(&poc[1], oszDocumentSummary, cocname - 1) == 0)
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{
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*pguid = guidDocumentSummary;
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return(STATUS_SUCCESS);
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}
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// Is this Global Info?
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if (cocname == cboszGlobalInfo/sizeof(OLECHAR) &&
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ocsnicmp(&poc[1], oszGlobalInfo, cocname - 1) == 0)
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{
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*pguid = guidGlobalInfo;
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return(STATUS_SUCCESS);
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}
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// Is this Image Info?
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if (cocname == cboszImageInfo/sizeof(OLECHAR) &&
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ocsnicmp(&poc[1], oszImageInfo, cocname - 1) == 0)
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{
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*pguid = guidImageInfo;
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return(STATUS_SUCCESS);
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}
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// Is this Image Contents?
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if (cocname == cboszImageContents/sizeof(OLECHAR) &&
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ocsnicmp(&poc[1], oszImageContents, cocname - 1) == 0)
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{
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*pguid = guidImageContents;
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return(STATUS_SUCCESS);
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}
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// ------------------
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// Calculate the GUID
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// ------------------
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// None of the special-cases hit, so we must calculate
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// the GUID from the name.
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if (cocname == CCH_PROPSET)
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{
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ULONG cbit;
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BYTE *pb = (BYTE *) pguid - 1;
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RtlZeroMemory(pguid, sizeof(*pguid));
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for (cbit = 0; cbit < CBIT_GUID; cbit += CBIT_CHARMASK)
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{
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ULONG cbitUsed = cbit % CBIT_BYTE;
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ULONG cbitStored;
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OLECHAR oc;
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if (cbitUsed == 0)
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{
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pb++;
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}
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oc = *++poc - (OLECHAR)'A'; // assume upper case
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// for wchar (unsigned) -ve values becomes a large number
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// but for char, which is signed, -ve is -ve
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if (oc > CALPHACHARS || oc < 0)
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{
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// oops, try lower case
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oc += (OLECHAR) ( ((OLECHAR)'A') - ((OLECHAR)'a'));
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if (oc > CALPHACHARS || oc < 0)
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{
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// must be a digit
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oc += ((OLECHAR)'a') - ((OLECHAR)'0') + CALPHACHARS;
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if (oc > CHARMASK)
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{
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goto Exit; // invalid character
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}
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}
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}
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*pb |= (BYTE) (oc << cbitUsed);
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cbitStored = min(CBIT_BYTE - cbitUsed, CBIT_CHARMASK);
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// If the translated bits wouldn't all fit in the current byte
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if (cbitStored < CBIT_CHARMASK)
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{
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oc >>= CBIT_BYTE - cbitUsed;
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if (cbit + cbitStored == CBIT_GUID)
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{
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if (oc != 0)
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{
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goto Exit; // extra bits
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}
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break;
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}
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pb++;
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*pb |= (BYTE) oc;
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}
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} // for (cbit = 0; cbit < CBIT_GUID; cbit += CBIT_CHARMASK)
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Status = STATUS_SUCCESS;
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// If byte-swapping is necessary, do so now on the calculated
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// GUID.
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PropByteSwap( pguid );
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} // if (cocname == CCH_PROPSET)
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} // if (poc[0] == OC_PROPSET0)
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// ----
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// Exit
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// ----
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Exit:
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return(Status);
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}
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inline BOOLEAN
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_Compare_VT_BOOL(VARIANT_BOOL bool1, VARIANT_BOOL bool2)
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{
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// Allow any non-zero value to match any non-zero value
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return((bool1 == FALSE) == (bool2 == FALSE));
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}
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BOOLEAN
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_Compare_VT_CF(CLIPDATA *pclipdata1, CLIPDATA *pclipdata2)
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{
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BOOLEAN fSame;
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if (pclipdata1 != NULL && pclipdata2 != NULL)
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{
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fSame = ( pclipdata1->cbSize == pclipdata2->cbSize
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&&
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pclipdata1->ulClipFmt == pclipdata2->ulClipFmt );
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if (fSame)
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{
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if (pclipdata1->pClipData != NULL && pclipdata2->pClipData != NULL)
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{
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fSame = memcmp(
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pclipdata1->pClipData,
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pclipdata2->pClipData,
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CBPCLIPDATA(*pclipdata1)
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) == 0;
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}
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else
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{
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// They're the same if both are NULL, or if
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// they have a zero length (if they have a zero
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// length, either one may or may not be NULL, but they're
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// still considered the same).
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fSame = pclipdata1->pClipData == pclipdata2->pClipData
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||
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CBPCLIPDATA(*pclipdata1) == 0;
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}
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}
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}
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else
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{
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fSame = pclipdata1 == pclipdata2;
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}
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return(fSame);
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}
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//+---------------------------------------------------------------------------
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// Function: RtlCompareVariants, public
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//
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// Synopsis: Compare two passed PROPVARIANTs -- case sensitive for strings
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//
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// Arguments: [CodePage] -- CodePage
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// [pvar1] -- pointer to PROPVARIANT
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// [pvar2] -- pointer to PROPVARIANT
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//
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// Returns: TRUE if identical, else FALSE
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//---------------------------------------------------------------------------
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#ifdef _MAC
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EXTERN_C // The Mac linker doesn't seem to be able to export with C++ decorations
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#endif
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BOOLEAN PROPSYSAPI PROPAPI
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PropTestCompareVariants(
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USHORT CodePage,
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PROPVARIANT const *pvar1,
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PROPVARIANT const *pvar2)
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{
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if (pvar1->vt != pvar2->vt)
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{
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return(FALSE);
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}
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BOOLEAN fSame;
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ULONG i;
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switch (pvar1->vt)
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{
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case VT_EMPTY:
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case VT_NULL:
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fSame = TRUE;
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break;
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case VT_I1:
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case VT_UI1:
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fSame = pvar1->bVal == pvar2->bVal;
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break;
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case VT_I2:
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case VT_UI2:
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fSame = pvar1->iVal == pvar2->iVal;
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break;
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case VT_BOOL:
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fSame = _Compare_VT_BOOL(pvar1->boolVal, pvar2->boolVal);
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break;
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case VT_I4:
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case VT_UI4:
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case VT_R4:
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case VT_ERROR:
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fSame = pvar1->lVal == pvar2->lVal;
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break;
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case VT_I8:
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case VT_UI8:
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case VT_R8:
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case VT_CY:
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case VT_DATE:
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case VT_FILETIME:
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fSame = pvar1->hVal.HighPart == pvar2->hVal.HighPart
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&&
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pvar1->hVal.LowPart == pvar2->hVal.LowPart;
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break;
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case VT_CLSID:
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fSame = memcmp(pvar1->puuid, pvar2->puuid, sizeof(CLSID)) == 0;
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break;
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case VT_BLOB:
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case VT_BLOB_OBJECT:
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fSame = ( pvar1->blob.cbSize == pvar2->blob.cbSize );
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if (fSame)
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{
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fSame = memcmp(
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pvar1->blob.pBlobData,
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pvar2->blob.pBlobData,
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pvar1->blob.cbSize) == 0;
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}
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break;
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case VT_CF:
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fSame = _Compare_VT_CF(pvar1->pclipdata, pvar2->pclipdata);
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break;
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case VT_BSTR:
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if (pvar1->bstrVal != NULL && pvar2->bstrVal != NULL)
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{
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fSame = ( BSTRLEN(pvar1->bstrVal) == BSTRLEN(pvar2->bstrVal) );
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if (fSame)
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{
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fSame = memcmp(
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pvar1->bstrVal,
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pvar2->bstrVal,
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BSTRLEN(pvar1->bstrVal)) == 0;
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}
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}
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else
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{
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fSame = pvar1->bstrVal == pvar2->bstrVal;
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}
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break;
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case VT_LPSTR:
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if (pvar1->pszVal != NULL && pvar2->pszVal != NULL)
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{
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fSame = strcmp(pvar1->pszVal, pvar2->pszVal) == 0;
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|
}
|
|
else
|
|
{
|
|
fSame = pvar1->pszVal == pvar2->pszVal;
|
|
}
|
|
break;
|
|
|
|
case VT_STREAM:
|
|
case VT_STREAMED_OBJECT:
|
|
case VT_STORAGE:
|
|
case VT_STORED_OBJECT:
|
|
case VT_LPWSTR:
|
|
if (pvar1->pwszVal != NULL && pvar2->pwszVal != NULL)
|
|
{
|
|
fSame = Prop_wcscmp(pvar1->pwszVal, pvar2->pwszVal) == 0;
|
|
}
|
|
else
|
|
{
|
|
fSame = pvar1->pwszVal == pvar2->pwszVal;
|
|
}
|
|
break;
|
|
|
|
case VT_VECTOR | VT_I1:
|
|
case VT_VECTOR | VT_UI1:
|
|
fSame = ( pvar1->caub.cElems == pvar2->caub.cElems );
|
|
if (fSame)
|
|
{
|
|
fSame = memcmp(
|
|
pvar1->caub.pElems,
|
|
pvar2->caub.pElems,
|
|
pvar1->caub.cElems * sizeof(pvar1->caub.pElems[0])) == 0;
|
|
}
|
|
break;
|
|
|
|
case VT_VECTOR | VT_I2:
|
|
case VT_VECTOR | VT_UI2:
|
|
fSame = ( pvar1->cai.cElems == pvar2->cai.cElems );
|
|
if (fSame)
|
|
{
|
|
fSame = memcmp(
|
|
pvar1->cai.pElems,
|
|
pvar2->cai.pElems,
|
|
pvar1->cai.cElems * sizeof(pvar1->cai.pElems[0])) == 0;
|
|
}
|
|
break;
|
|
|
|
case VT_VECTOR | VT_BOOL:
|
|
fSame = ( pvar1->cabool.cElems == pvar2->cabool.cElems );
|
|
if (fSame)
|
|
{
|
|
for (i = 0; i < pvar1->cabool.cElems; i++)
|
|
{
|
|
fSame = _Compare_VT_BOOL(
|
|
pvar1->cabool.pElems[i],
|
|
pvar2->cabool.pElems[i]);
|
|
if (!fSame)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case VT_VECTOR | VT_I4:
|
|
case VT_VECTOR | VT_UI4:
|
|
case VT_VECTOR | VT_R4:
|
|
case VT_VECTOR | VT_ERROR:
|
|
fSame = ( pvar1->cal.cElems == pvar2->cal.cElems );
|
|
if (fSame)
|
|
{
|
|
fSame = memcmp(
|
|
pvar1->cal.pElems,
|
|
pvar2->cal.pElems,
|
|
pvar1->cal.cElems * sizeof(pvar1->cal.pElems[0])) == 0;
|
|
}
|
|
break;
|
|
|
|
case VT_VECTOR | VT_I8:
|
|
case VT_VECTOR | VT_UI8:
|
|
case VT_VECTOR | VT_R8:
|
|
case VT_VECTOR | VT_CY:
|
|
case VT_VECTOR | VT_DATE:
|
|
case VT_VECTOR | VT_FILETIME:
|
|
fSame = ( pvar1->cah.cElems == pvar2->cah.cElems );
|
|
if (fSame)
|
|
{
|
|
fSame = memcmp(
|
|
pvar1->cah.pElems,
|
|
pvar2->cah.pElems,
|
|
pvar1->cah.cElems *
|
|
sizeof(pvar1->cah.pElems[0])) == 0;
|
|
}
|
|
break;
|
|
|
|
case VT_VECTOR | VT_CLSID:
|
|
fSame = ( pvar1->cauuid.cElems == pvar2->cauuid.cElems );
|
|
if (fSame)
|
|
{
|
|
fSame = memcmp(
|
|
pvar1->cauuid.pElems,
|
|
pvar2->cauuid.pElems,
|
|
pvar1->cauuid.cElems *
|
|
sizeof(pvar1->cauuid.pElems[0])) == 0;
|
|
}
|
|
break;
|
|
|
|
case VT_VECTOR | VT_CF:
|
|
fSame = ( pvar1->caclipdata.cElems == pvar2->caclipdata.cElems );
|
|
if (fSame)
|
|
{
|
|
for (i = 0; i < pvar1->caclipdata.cElems; i++)
|
|
{
|
|
fSame = _Compare_VT_CF(
|
|
&pvar1->caclipdata.pElems[i],
|
|
&pvar2->caclipdata.pElems[i]);
|
|
if (!fSame)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case VT_VECTOR | VT_BSTR:
|
|
fSame = ( pvar1->cabstr.cElems == pvar2->cabstr.cElems );
|
|
if (fSame)
|
|
{
|
|
for (i = 0; i < pvar1->cabstr.cElems; i++)
|
|
{
|
|
if (pvar1->cabstr.pElems[i] != NULL &&
|
|
pvar2->cabstr.pElems[i] != NULL)
|
|
{
|
|
fSame = ( BSTRLEN(pvar1->cabstr.pElems[i])
|
|
==
|
|
BSTRLEN(pvar2->cabstr.pElems[i]) );
|
|
if (fSame)
|
|
{
|
|
fSame = memcmp(
|
|
pvar1->cabstr.pElems[i],
|
|
pvar2->cabstr.pElems[i],
|
|
BSTRLEN(pvar1->cabstr.pElems[i])) == 0;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
fSame = pvar1->cabstr.pElems[i] == pvar2->cabstr.pElems[i];
|
|
}
|
|
if (!fSame)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case VT_VECTOR | VT_LPSTR:
|
|
fSame = ( pvar1->calpstr.cElems == pvar2->calpstr.cElems );
|
|
if (fSame)
|
|
{
|
|
for (i = 0; i < pvar1->calpstr.cElems; i++)
|
|
{
|
|
if (pvar1->calpstr.pElems[i] != NULL &&
|
|
pvar2->calpstr.pElems[i] != NULL)
|
|
{
|
|
fSame = strcmp(
|
|
pvar1->calpstr.pElems[i],
|
|
pvar2->calpstr.pElems[i]) == 0;
|
|
}
|
|
else
|
|
{
|
|
fSame = pvar1->calpstr.pElems[i] ==
|
|
pvar2->calpstr.pElems[i];
|
|
}
|
|
if (!fSame)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case VT_VECTOR | VT_LPWSTR:
|
|
fSame = ( pvar1->calpwstr.cElems == pvar2->calpwstr.cElems );
|
|
if (fSame)
|
|
{
|
|
for (i = 0; i < pvar1->calpwstr.cElems; i++)
|
|
{
|
|
if (pvar1->calpwstr.pElems[i] != NULL &&
|
|
pvar2->calpwstr.pElems[i] != NULL)
|
|
{
|
|
fSame = Prop_wcscmp(
|
|
pvar1->calpwstr.pElems[i],
|
|
pvar2->calpwstr.pElems[i]) == 0;
|
|
}
|
|
else
|
|
{
|
|
fSame = pvar1->calpwstr.pElems[i] ==
|
|
pvar2->calpwstr.pElems[i];
|
|
}
|
|
if (!fSame)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case VT_VECTOR | VT_VARIANT:
|
|
fSame = ( pvar1->capropvar.cElems == pvar2->capropvar.cElems );
|
|
if (fSame)
|
|
{
|
|
for (i = 0; i < pvar1->capropvar.cElems; i++)
|
|
{
|
|
fSame = PropTestCompareVariants(
|
|
CodePage,
|
|
&pvar1->capropvar.pElems[i],
|
|
&pvar2->capropvar.pElems[i]);
|
|
if (!fSame)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
PROPASSERT(!"Invalid type for PROPVARIANT Comparison");
|
|
fSame = FALSE;
|
|
break;
|
|
|
|
}
|
|
return(fSame);
|
|
}
|
|
|