463 lines
17 KiB
C++
463 lines
17 KiB
C++
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/*++
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Copyright (c) 2000 Microsoft Corporation
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Module Name:
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comprogid.cpp
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Abstract:
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Activation context section contributor for COM progid mapping.
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Author:
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Michael J. Grier (MGrier) 23-Feb-2000
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Revision History:
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--*/
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#include "stdinc.h"
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#include <windows.h>
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#include "sxsp.h"
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DECLARE_STD_ATTRIBUTE_NAME_DESCRIPTOR(clsid);
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DECLARE_STD_ATTRIBUTE_NAME_DESCRIPTOR(progid);
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DECLARE_STD_ATTRIBUTE_NAME_DESCRIPTOR(id);
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#define STRING_AND_LENGTH(x) x, NUMBER_OF(x)-1
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BOOL
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SxspComProgIdRedirectionStringSectionGenerationCallback(
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PVOID Context,
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ULONG Reason,
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PVOID CallbackData
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);
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typedef struct _COM_PROGID_GLOBAL_CONTEXT *PCOM_PROGID_GLOBAL_CONTEXT;
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typedef struct _COM_PROGID_SERVER_CONTEXT *PCOM_PROGID_SERVER_CONTEXT;
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typedef struct _COM_PROGID_GLOBAL_CONTEXT
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{
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// Temporary holding buffer for the configured CLSID until the first COM progid entry is
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// found, at which time a COM_PROGID_SERVER_CONTEXT is allocated and the filename moved to it.
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GUID m_ConfiguredClsid;
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PCOM_PROGID_SERVER_CONTEXT m_ServerContextListHead;
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ULONG m_ServerContextListCount;
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} COM_PROGID_GLOBAL_CONTEXT;
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typedef struct _COM_PROGID_SERVER_CONTEXT
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{
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PCOM_PROGID_SERVER_CONTEXT m_Next;
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GUID m_ConfiguredClsid;
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LONG m_Offset; // populated during section generation
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} COM_PROGID_SERVER_CONTEXT;
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VOID
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SxspComProgIdRedirectionContributorCallback(
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PACTCTXCTB_CALLBACK_DATA Data
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)
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{
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FN_TRACE();
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PSTRING_SECTION_GENERATION_CONTEXT SSGenContext = (PSTRING_SECTION_GENERATION_CONTEXT) Data->Header.ActCtxGenContext;
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PCOM_PROGID_GLOBAL_CONTEXT ComGlobalContext = NULL;
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if (SSGenContext != NULL)
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ComGlobalContext = (PCOM_PROGID_GLOBAL_CONTEXT) ::SxsGetStringSectionGenerationContextCallbackContext(SSGenContext);
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switch (Data->Header.Reason)
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{
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case ACTCTXCTB_CBREASON_ACTCTXGENBEGINNING:
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Data->GenBeginning.Success = FALSE;
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INTERNAL_ERROR_CHECK(ComGlobalContext == NULL);
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INTERNAL_ERROR_CHECK(SSGenContext == NULL);
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IFALLOCFAILED_EXIT(ComGlobalContext = new COM_PROGID_GLOBAL_CONTEXT);
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ComGlobalContext->m_ConfiguredClsid = GUID_NULL;
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ComGlobalContext->m_ServerContextListHead = NULL;
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ComGlobalContext->m_ServerContextListCount = 0;
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if (!::SxsInitStringSectionGenerationContext(
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&SSGenContext,
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ACTIVATION_CONTEXT_DATA_COM_PROGID_REDIRECTION_FORMAT_WHISTLER,
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TRUE,
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&::SxspComProgIdRedirectionStringSectionGenerationCallback,
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ComGlobalContext))
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{
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FUSION_DELETE_SINGLETON(ComGlobalContext);
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goto Exit;
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}
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Data->Header.ActCtxGenContext = SSGenContext;
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Data->GenBeginning.Success = TRUE;
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break;
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case ACTCTXCTB_CBREASON_ACTCTXGENENDED:
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{
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PCOM_PROGID_SERVER_CONTEXT ServerContext;
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ULONG ContextCount;
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if (ComGlobalContext != NULL)
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{
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if (SSGenContext != NULL)
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::SxsDestroyStringSectionGenerationContext(SSGenContext);
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ServerContext = ComGlobalContext->m_ServerContextListHead;
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ContextCount = 0;
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while (ServerContext != NULL)
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{
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PCOM_PROGID_SERVER_CONTEXT NextServerContext = ServerContext->m_Next;
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FUSION_DELETE_SINGLETON(ServerContext);
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ServerContext = NextServerContext;
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if (ContextCount++ > ComGlobalContext->m_ServerContextListCount)
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break;
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}
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// If this assert fires, we ran out of entries in the list before we hit as many
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// server contexts as the list thinks there are.
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ASSERT(ContextCount == ComGlobalContext->m_ServerContextListCount);
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// If this assert fires, we seem to have more entries in the list than the
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// list count indicates.
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ASSERT(ServerContext == NULL);
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FUSION_DELETE_SINGLETON(ComGlobalContext);
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}
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break;
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}
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case ACTCTXCTB_CBREASON_ALLPARSINGDONE:
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Data->AllParsingDone.Success = FALSE;
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if (SSGenContext != NULL)
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IFW32FALSE_EXIT(::SxsDoneModifyingStringSectionGenerationContext(SSGenContext));
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Data->AllParsingDone.Success = TRUE;
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break;
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case ACTCTXCTB_CBREASON_PCDATAPARSED:
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{
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Data->PCDATAParsed.Success = FALSE;
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ULONG MappedValue = 0;
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bool fFound = false;
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enum MappedValues
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{
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eAssemblyFileComclassProgid = 1
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};
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static const ELEMENT_PATH_MAP_ENTRY s_rgEntries[] =
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{
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{ 4, STRING_AND_LENGTH(L"urn:schemas-microsoft-com:asm.v1^assembly!urn:schemas-microsoft-com:asm.v1^file!urn:schemas-microsoft-com:asm.v1^comClass!urn:schemas-microsoft-com:asm.v1^progid"), eAssemblyFileComclassProgid },
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{ 3, STRING_AND_LENGTH(L"urn:schemas-microsoft-com:asm.v1^assembly!urn:schemas-microsoft-com:asm.v1^clrClass!urn:schemas-microsoft-com:asm.v1^progid"), eAssemblyFileComclassProgid }
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};
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IFW32FALSE_EXIT(
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::SxspProcessElementPathMap(
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Data->PCDATAParsed.ParseContext,
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s_rgEntries,
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NUMBER_OF(s_rgEntries),
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MappedValue,
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fFound));;
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if (fFound)
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{
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switch (MappedValue)
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{
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default:
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INTERNAL_ERROR2_ACTION(MappedValue, "Invalid mapped value returned from SxspProcessElementPathMap()");
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case eAssemblyFileComclassProgid:
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{
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if (Data->Header.ManifestOperation == MANIFEST_OPERATION_GENERATE_ACTIVATION_CONTEXT)
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{
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PCOM_PROGID_SERVER_CONTEXT ServerContext = NULL;
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INTERNAL_ERROR_CHECK(ComGlobalContext != NULL);
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ServerContext = ComGlobalContext->m_ServerContextListHead;
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INTERNAL_ERROR_CHECK(ServerContext != NULL);
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IFW32FALSE_EXIT(
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::SxsAddStringToStringSectionGenerationContext(
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(PSTRING_SECTION_GENERATION_CONTEXT) Data->PCDATAParsed.Header.ActCtxGenContext,
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Data->PCDATAParsed.Text,
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Data->PCDATAParsed.TextCch,
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ServerContext,
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Data->PCDATAParsed.AssemblyContext->AssemblyRosterIndex,
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ERROR_SXS_DUPLICATE_PROGID));
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}
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break;
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}
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}
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}
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Data->PCDATAParsed.Success = TRUE;
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break;
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}
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case ACTCTXCTB_CBREASON_ELEMENTPARSED:
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{
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Data->ElementParsed.Success = FALSE;
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ULONG MappedValue = 0;
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bool fFound = false;
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enum MappedValues
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{
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eAssemblyFileComclass = 1
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};
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static const ELEMENT_PATH_MAP_ENTRY s_rgEntries[] =
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{
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{ 3, STRING_AND_LENGTH(L"urn:schemas-microsoft-com:asm.v1^assembly!urn:schemas-microsoft-com:asm.v1^file!urn:schemas-microsoft-com:asm.v1^comClass"), eAssemblyFileComclass },
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{ 2, STRING_AND_LENGTH(L"urn:schemas-microsoft-com:asm.v1^assembly!urn:schemas-microsoft-com:asm.v1^clrClass"), eAssemblyFileComclass }
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};
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IFW32FALSE_EXIT(
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::SxspProcessElementPathMap(
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Data->ElementParsed.ParseContext,
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s_rgEntries,
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NUMBER_OF(s_rgEntries),
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MappedValue,
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fFound));
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if (fFound)
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{
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switch (MappedValue)
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{
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default:
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INTERNAL_ERROR2_ACTION(MappedValue, "Invalid mapped value returned from SxspProcessElementPathMap()");
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case eAssemblyFileComclass:
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{
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bool fProgIdFound = false;
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bool fFound = false;
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SIZE_T cb;
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CSmallStringBuffer VersionIndependentComClassIdBuffer;
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PCOM_PROGID_SERVER_CONTEXT ServerContext = NULL;
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CSmallStringBuffer ProgIdBuffer;
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GUID ReferenceClsid, ConfiguredClsid, ImplementedClsid;
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INTERNAL_ERROR_CHECK2(
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ComGlobalContext != NULL,
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"COM progid global context NULL while processing comClass tag");
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IFW32FALSE_EXIT(
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::SxspGetAttributeValue(
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SXSP_GET_ATTRIBUTE_VALUE_FLAG_REQUIRED_ATTRIBUTE,
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&s_AttributeName_clsid,
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&Data->ElementParsed,
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fFound,
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sizeof(VersionIndependentComClassIdBuffer),
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&VersionIndependentComClassIdBuffer,
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cb,
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NULL,
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0));
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INTERNAL_ERROR_CHECK(fFound);
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IFW32FALSE_EXIT(
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::SxspParseGUID(
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VersionIndependentComClassIdBuffer,
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VersionIndependentComClassIdBuffer.Cch(),
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ReferenceClsid));
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IFW32FALSE_EXIT(
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::SxspGetAttributeValue(
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0,
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&s_AttributeName_progid,
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&Data->ElementParsed,
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fProgIdFound,
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sizeof(ProgIdBuffer),
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&ProgIdBuffer,
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cb,
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NULL,
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0));
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// That was sufficient we are not generating an activation context,
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// or if there's no progid= attribute on the element.
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if (fProgIdFound && (Data->Header.ManifestOperation == MANIFEST_OPERATION_GENERATE_ACTIVATION_CONTEXT))
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{
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IFW32FALSE_EXIT(Data->Header.ClsidMappingContext->Map->MapReferenceClsidToConfiguredClsid(
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&ReferenceClsid,
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Data->ElementParsed.AssemblyContext,
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&ConfiguredClsid,
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&ImplementedClsid));
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IFALLOCFAILED_EXIT(ServerContext = new COM_PROGID_SERVER_CONTEXT);
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ServerContext->m_ConfiguredClsid = ConfiguredClsid;
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ServerContext->m_Offset = 0;
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ServerContext->m_Next = ComGlobalContext->m_ServerContextListHead;
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ComGlobalContext->m_ServerContextListHead = ServerContext;
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ComGlobalContext->m_ServerContextListCount++;
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IFW32FALSE_EXIT(::SxsAddStringToStringSectionGenerationContext(
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(PSTRING_SECTION_GENERATION_CONTEXT) Data->ElementParsed.Header.ActCtxGenContext,
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ProgIdBuffer,
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ProgIdBuffer.Cch(),
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ServerContext,
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Data->ElementParsed.AssemblyContext->AssemblyRosterIndex,
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ERROR_SXS_DUPLICATE_PROGID));
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}
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break;
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}
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}
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}
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Data->ElementParsed.Success = TRUE;
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break;
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}
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case ACTCTXCTB_CBREASON_GETSECTIONSIZE:
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Data->GetSectionSize.Success = FALSE;
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// Someone shouldn't be asking for the section size if we
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// are generating an activation context.
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// These two asserts should be equivalent...
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INTERNAL_ERROR_CHECK(Data->Header.ManifestOperation == MANIFEST_OPERATION_GENERATE_ACTIVATION_CONTEXT);
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INTERNAL_ERROR_CHECK(SSGenContext != NULL);
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IFW32FALSE_EXIT(
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::SxsGetStringSectionGenerationContextSectionSize(
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SSGenContext,
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&Data->GetSectionSize.SectionSize));
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Data->GetSectionSize.Success = TRUE;
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break;
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case ACTCTXCTB_CBREASON_GETSECTIONDATA:
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Data->GetSectionData.Success = FALSE;
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INTERNAL_ERROR_CHECK(SSGenContext != NULL);
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INTERNAL_ERROR_CHECK(Data->Header.ManifestOperation == MANIFEST_OPERATION_GENERATE_ACTIVATION_CONTEXT);
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IFW32FALSE_EXIT(
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::SxsGetStringSectionGenerationContextSectionData(
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SSGenContext,
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Data->GetSectionData.SectionSize,
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Data->GetSectionData.SectionDataStart,
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NULL));
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Data->GetSectionData.Success = TRUE;
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break;
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}
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Exit:
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;
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}
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|
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BOOL
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SxspComProgIdRedirectionStringSectionGenerationCallback(
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PVOID Context,
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|
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ULONG Reason,
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|
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PVOID CallbackData
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)
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{
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BOOL fSuccess = FALSE;
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FN_TRACE_WIN32(fSuccess);
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PCOM_PROGID_GLOBAL_CONTEXT GlobalContext = (PCOM_PROGID_GLOBAL_CONTEXT) Context;
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switch (Reason)
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{
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default:
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INTERNAL_ERROR_CHECK(FALSE);
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goto Exit; // never hit this line, INTERNAL_ERROR_CHECK would "goto Exit"
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case STRING_SECTION_GENERATION_CONTEXT_CALLBACK_REASON_ENTRYDELETED:
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// do nothing;
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break;
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|
|
case STRING_SECTION_GENERATION_CONTEXT_CALLBACK_REASON_GETUSERDATASIZE:
|
||
|
|
{
|
||
|
|
PSTRING_SECTION_GENERATION_CONTEXT_CBDATA_GETUSERDATASIZE CBData = (PSTRING_SECTION_GENERATION_CONTEXT_CBDATA_GETUSERDATASIZE) CallbackData;
|
||
|
|
CBData->DataSize = sizeof(GUID) * GlobalContext->m_ServerContextListCount;
|
||
|
|
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
case STRING_SECTION_GENERATION_CONTEXT_CALLBACK_REASON_GETUSERDATA:
|
||
|
|
{
|
||
|
|
PSTRING_SECTION_GENERATION_CONTEXT_CBDATA_GETUSERDATA CBData = (PSTRING_SECTION_GENERATION_CONTEXT_CBDATA_GETUSERDATA) CallbackData;
|
||
|
|
SIZE_T BytesWritten = 0;
|
||
|
|
SIZE_T BytesLeft = CBData->BufferSize;
|
||
|
|
GUID *Cursor = (GUID *) CBData->Buffer;
|
||
|
|
PCOM_PROGID_SERVER_CONTEXT ServerContext = GlobalContext->m_ServerContextListHead;
|
||
|
|
|
||
|
|
INTERNAL_ERROR_CHECK2(
|
||
|
|
BytesLeft >= (sizeof(GUID) * GlobalContext->m_ServerContextListCount),
|
||
|
|
"progid section generation ran out of buffer storing configured clsids");
|
||
|
|
|
||
|
|
BytesWritten += (sizeof(GUID) * GlobalContext->m_ServerContextListCount);
|
||
|
|
BytesLeft -= (sizeof(GUID) * GlobalContext->m_ServerContextListCount);
|
||
|
|
|
||
|
|
while (ServerContext != NULL)
|
||
|
|
{
|
||
|
|
ServerContext->m_Offset = static_cast<LONG>(((LONG_PTR) Cursor) - ((LONG_PTR) CBData->SectionHeader));
|
||
|
|
*Cursor++ = ServerContext->m_ConfiguredClsid;
|
||
|
|
ServerContext = ServerContext->m_Next;
|
||
|
|
}
|
||
|
|
|
||
|
|
CBData->BytesWritten = BytesWritten;
|
||
|
|
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
case STRING_SECTION_GENERATION_CONTEXT_CALLBACK_REASON_GETDATASIZE:
|
||
|
|
{
|
||
|
|
PSTRING_SECTION_GENERATION_CONTEXT_CBDATA_GETDATASIZE CBData = (PSTRING_SECTION_GENERATION_CONTEXT_CBDATA_GETDATASIZE) CallbackData;
|
||
|
|
CBData->DataSize = sizeof(ACTIVATION_CONTEXT_DATA_COM_PROGID_REDIRECTION);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
case STRING_SECTION_GENERATION_CONTEXT_CALLBACK_REASON_GETDATA:
|
||
|
|
{
|
||
|
|
PSTRING_SECTION_GENERATION_CONTEXT_CBDATA_GETDATA CBData = (PSTRING_SECTION_GENERATION_CONTEXT_CBDATA_GETDATA) CallbackData;
|
||
|
|
PACTIVATION_CONTEXT_DATA_COM_PROGID_REDIRECTION Info;
|
||
|
|
PCOM_PROGID_SERVER_CONTEXT ServerContext = (PCOM_PROGID_SERVER_CONTEXT) CBData->DataContext;
|
||
|
|
|
||
|
|
SIZE_T BytesLeft = CBData->BufferSize;
|
||
|
|
SIZE_T BytesWritten = 0;
|
||
|
|
|
||
|
|
Info = (PACTIVATION_CONTEXT_DATA_COM_PROGID_REDIRECTION) CBData->Buffer;
|
||
|
|
|
||
|
|
if (BytesLeft < sizeof(ACTIVATION_CONTEXT_DATA_COM_PROGID_REDIRECTION))
|
||
|
|
{
|
||
|
|
::FusionpSetLastWin32Error(ERROR_INSUFFICIENT_BUFFER);
|
||
|
|
goto Exit;
|
||
|
|
}
|
||
|
|
|
||
|
|
BytesWritten += sizeof(ACTIVATION_CONTEXT_DATA_COM_PROGID_REDIRECTION);
|
||
|
|
BytesLeft -= sizeof(ACTIVATION_CONTEXT_DATA_COM_PROGID_REDIRECTION);
|
||
|
|
|
||
|
|
Info->Size = sizeof(ACTIVATION_CONTEXT_DATA_COM_PROGID_REDIRECTION);
|
||
|
|
Info->Flags = 0;
|
||
|
|
Info->ConfiguredClsidOffset = ServerContext->m_Offset;
|
||
|
|
|
||
|
|
CBData->BytesWritten = BytesWritten;
|
||
|
|
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
fSuccess = TRUE;
|
||
|
|
Exit:
|
||
|
|
return fSuccess;
|
||
|
|
}
|
||
|
|
|