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1240 lines
38 KiB
1240 lines
38 KiB
//--------------------------------------------------------------
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// Copyright (C) Microsoft Corporation, 1996 - 1999
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//
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// File: CryptPKO.cpp
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//
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// content: Implements the IContextMenu member functions necessary to support
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// the context menu portioins of this shell extension. Context menu
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// shell extensions are called when the user right clicks on a file
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// History: 16-09-1997 xiaohs created
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//
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//--------------------------------------------------------------
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#include "stdafx.h"
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#include "cryptext.h"
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#include "private.h"
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#include "CryptPKO.h"
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//QueryContextMenu is called twice by the Shell.
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//we have to set the flag.
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BOOL g_fDefaultCalled=FALSE;
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HRESULT I_InvokeCommand(LPWSTR pwszFileName, UINT idCmd, BOOL fDefault)
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{
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DWORD dwContentType=0;
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DWORD dwFormatType=0;
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HCERTSTORE hCertStore=NULL;
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HCRYPTMSG hMsg=NULL;
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const void *pvContext=NULL;
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UINT idsFileName=0;
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HRESULT hr = E_FAIL;
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CRYPTUI_VIEWCERTIFICATE_STRUCT CertViewStruct;
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CRYPTUI_VIEWCRL_STRUCT CRLViewStruct;
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CRYPTUI_WIZ_IMPORT_SRC_INFO importSubject;
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//get the content type of the file
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//we care about every file type except for the signed doc
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if(!CryptQueryObject(CERT_QUERY_OBJECT_FILE,
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pwszFileName,
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CERT_QUERY_CONTENT_FLAG_ALL,
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CERT_QUERY_FORMAT_FLAG_ALL,
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0,
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NULL,
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&dwContentType,
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&dwFormatType,
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&hCertStore,
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&hMsg,
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&pvContext))
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{
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I_NoticeBox(
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GetLastError(),
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0,
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NULL,
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IDS_MSG_TITLE,
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IDS_PKO_NAME,
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IDS_MSG_INVALID_FILE,
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MB_OK|MB_ICONINFORMATION);
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goto CLEANUP;
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}
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//make sure idCmd is the correct valud for different types
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//we are guaranteed that idCmd is 1 or 0
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if(CERT_QUERY_CONTENT_CERT != dwContentType &&
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CERT_QUERY_CONTENT_CTL != dwContentType &&
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CERT_QUERY_CONTENT_CRL != dwContentType &&
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CERT_QUERY_CONTENT_PKCS7_SIGNED != dwContentType)
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{
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if(1==idCmd)
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{
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hr=E_INVALIDARG;
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goto CLEANUP;
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}
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}
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switch (dwContentType)
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{
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case CERT_QUERY_CONTENT_CERT:
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if(idCmd==0)
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{
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//call the Certificate Common Dialogue
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memset(&CertViewStruct, 0, sizeof(CRYPTUI_VIEWCERTIFICATE_STRUCT));
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CertViewStruct.dwSize=sizeof(CRYPTUI_VIEWCERTIFICATE_STRUCT);
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CertViewStruct.pCertContext=(PCCERT_CONTEXT)pvContext;
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CryptUIDlgViewCertificate(&CertViewStruct, NULL);
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}
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else
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{
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memset(&importSubject, 0, sizeof(CRYPTUI_WIZ_IMPORT_SRC_INFO));
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importSubject.dwSize=sizeof(CRYPTUI_WIZ_IMPORT_SRC_INFO);
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importSubject.dwSubjectChoice=CRYPTUI_WIZ_IMPORT_SUBJECT_CERT_CONTEXT;
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importSubject.pCertContext=(PCCERT_CONTEXT)pvContext;
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CryptUIWizImport(0,
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NULL,
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NULL,
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&importSubject,
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NULL);
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}
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break;
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case CERT_QUERY_CONTENT_CTL:
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if(idCmd==0)
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I_ViewCTL((PCCTL_CONTEXT)pvContext);
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else
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{
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//we do not need to install a catalog file
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if(!IsCatalog((PCCTL_CONTEXT)pvContext))
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{
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memset(&importSubject, 0, sizeof(CRYPTUI_WIZ_IMPORT_SRC_INFO));
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importSubject.dwSize=sizeof(CRYPTUI_WIZ_IMPORT_SRC_INFO);
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importSubject.dwSubjectChoice=CRYPTUI_WIZ_IMPORT_SUBJECT_CTL_CONTEXT;
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importSubject.pCTLContext=(PCCTL_CONTEXT)pvContext;
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CryptUIWizImport(0,
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NULL,
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NULL,
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&importSubject,
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NULL);
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}
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}
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break;
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case CERT_QUERY_CONTENT_CRL:
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if(idCmd==0)
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{
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//call the CRL view dialogue
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memset(&CRLViewStruct, 0, sizeof(CRYPTUI_VIEWCRL_STRUCT));
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CRLViewStruct.dwSize=sizeof(CRYPTUI_VIEWCRL_STRUCT);
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CRLViewStruct.pCRLContext=(PCCRL_CONTEXT)pvContext;
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CryptUIDlgViewCRL(&CRLViewStruct);
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}
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else
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{
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memset(&importSubject, 0, sizeof(CRYPTUI_WIZ_IMPORT_SRC_INFO));
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importSubject.dwSize=sizeof(CRYPTUI_WIZ_IMPORT_SRC_INFO);
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importSubject.dwSubjectChoice=CRYPTUI_WIZ_IMPORT_SUBJECT_CRL_CONTEXT;
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importSubject.pCRLContext=(PCCRL_CONTEXT)pvContext;
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CryptUIWizImport(0,
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NULL,
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NULL,
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&importSubject,
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NULL);
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}
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break;
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case CERT_QUERY_CONTENT_SERIALIZED_STORE:
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idsFileName=IDS_SERIALIZED_STORE;
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case CERT_QUERY_CONTENT_SERIALIZED_CERT:
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if(0 == idsFileName)
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idsFileName=IDS_SERIALIZED_CERT;
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case CERT_QUERY_CONTENT_SERIALIZED_CTL:
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if(0 == idsFileName)
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idsFileName=IDS_SERIALIZED_STL;
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case CERT_QUERY_CONTENT_SERIALIZED_CRL:
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if(0 == idsFileName)
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idsFileName=IDS_SERIALIZED_CRL;
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if(!FIsWinNT5())
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{
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I_NoticeBox(
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0,
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0,
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NULL,
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IDS_MSG_VALID_TITLE,
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idsFileName,
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IDS_MSG_VALID_SIGN_FILE,
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MB_OK|MB_ICONINFORMATION);
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}
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else
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{
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LauchCertMgr(pwszFileName);
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}
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break;
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case CERT_QUERY_CONTENT_PKCS7_SIGNED:
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if(idCmd==0)
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{
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if(!FIsWinNT5())
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{
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I_NoticeBox(
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0,
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0,
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NULL,
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IDS_MSG_VALID_TITLE,
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IDS_PKCS7_NAME,
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IDS_MSG_VALID_SIGN_FILE,
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MB_OK|MB_ICONINFORMATION);
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}
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else
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{
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LauchCertMgr(pwszFileName);
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}
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}
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else
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{
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//we are doing the import
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memset(&importSubject, 0, sizeof(CRYPTUI_WIZ_IMPORT_SRC_INFO));
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importSubject.dwSize=sizeof(CRYPTUI_WIZ_IMPORT_SRC_INFO);
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importSubject.dwSubjectChoice=CRYPTUI_WIZ_IMPORT_SUBJECT_FILE;
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importSubject.pwszFileName=pwszFileName;
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CryptUIWizImport(0,
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NULL,
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NULL,
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&importSubject,
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NULL);
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}
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break;
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case CERT_QUERY_CONTENT_PKCS7_SIGNED_EMBED:
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I_NoticeBox(
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0,
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0,
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NULL,
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IDS_MSG_VALID_TITLE,
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IDS_SIGN_NAME,
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IDS_MSG_VALID_SIGN_FILE,
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MB_OK|MB_ICONINFORMATION);
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break;
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case CERT_QUERY_CONTENT_PFX:
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memset(&importSubject, 0, sizeof(CRYPTUI_WIZ_IMPORT_SRC_INFO));
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importSubject.dwSize=sizeof(CRYPTUI_WIZ_IMPORT_SRC_INFO);
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importSubject.dwSubjectChoice=CRYPTUI_WIZ_IMPORT_SUBJECT_FILE;
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importSubject.pwszFileName=pwszFileName;
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CryptUIWizImport(0,
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NULL,
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NULL,
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&importSubject,
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NULL);
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break;
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case CERT_QUERY_CONTENT_PKCS7_UNSIGNED:
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I_NoticeBox(
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0,
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0,
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NULL,
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IDS_MSG_VALID_TITLE,
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IDS_PKCS7_UNSIGNED_NAME,
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IDS_MSG_VALID_FILE,
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MB_OK|MB_ICONINFORMATION);
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break;
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case CERT_QUERY_CONTENT_PKCS10:
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I_NoticeBox(
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0,
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0,
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NULL,
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IDS_MSG_VALID_TITLE,
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IDS_P10_NAME,
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IDS_MSG_VALID_FILE,
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MB_OK|MB_ICONINFORMATION);
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break;
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default:
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break;
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}
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hr=S_OK;
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CLEANUP:
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//relaset the stores and reset the local parameters
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if(hCertStore)
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CertCloseStore(hCertStore, 0);
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if(hMsg)
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CryptMsgClose(hMsg);
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if(pvContext)
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{
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if(dwContentType == CERT_QUERY_CONTENT_CERT ||
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dwContentType == CERT_QUERY_CONTENT_SERIALIZED_CERT)
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CertFreeCertificateContext((PCCERT_CONTEXT)pvContext);
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else
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{
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if(dwContentType == CERT_QUERY_CONTENT_CTL ||
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dwContentType == CERT_QUERY_CONTENT_SERIALIZED_CTL)
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CertFreeCTLContext((PCCTL_CONTEXT)pvContext);
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else
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{
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if(dwContentType == CERT_QUERY_CONTENT_CRL ||
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dwContentType == CERT_QUERY_CONTENT_SERIALIZED_CRL)
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CertFreeCRLContext((PCCRL_CONTEXT)pvContext);
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}
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}
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}
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return hr;
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}
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/////////////////////////////////////////////////////////////////////////////
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// CCryptPKO
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//--------------------------------------------------------------
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//
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// FUNCTION: GAKPageCallback(HWND, UINT, LPPROPSHEETPAGE)
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//
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// PURPOSE: Callback procedure for the property page
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//
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// PARAMETERS:
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// hWnd - Reserved (will always be NULL)
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// uMessage - Action flag: Are we being created or released
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// ppsp - The page that is being created or destroyed
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//
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// RETURN VALUE:
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//
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// Depends on message.
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//
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// For PSPCB_CREATE it's TRUE to let the page be created
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// or false to prevent it from being created.
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// For PSPCB_RELEASE the return value is ignored.
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//
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// COMMENTS:
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//
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BOOL CALLBACK
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SignPKOPageCallBack(HWND hWnd,
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UINT uMessage,
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void *pvCallBack)
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{
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switch(uMessage)
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{
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case PSPCB_CREATE:
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return TRUE;
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case PSPCB_RELEASE:
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if (pvCallBack)
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{
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((IShellPropSheetExt *)(pvCallBack))->Release();
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}
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return TRUE;
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}
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return TRUE;
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}
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//--------------------------------------------------------------
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//
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// Constructor
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//
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//--------------------------------------------------------------
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CCryptPKO::CCryptPKO()
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{
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m_pDataObj=NULL;
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}
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//--------------------------------------------------------------
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//
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// Destructor
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//
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//--------------------------------------------------------------
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CCryptPKO::~CCryptPKO()
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{
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if (m_pDataObj)
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m_pDataObj->Release();
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}
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//--------------------------------------------------------------
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// FUNCTION: CCryptSig::AddPages(LPFNADDPROPSHEETPAGE, LPARAM)
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//
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// PURPOSE: Called by the shell just before the property sheet is displayed.
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//
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// PARAMETERS:
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// lpfnAddPage - Pointer to the Shell's AddPage function
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// lParam - Passed as second parameter to lpfnAddPage
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//
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// RETURN VALUE:
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//
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// NOERROR in all cases. If for some reason our pages don't get added,
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// the Shell still needs to bring up the Properties... sheet.
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//
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// COMMENTS:
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//--------------------------------------------------------------
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STDMETHODIMP CCryptPKO::AddPages(LPFNADDPROPSHEETPAGE lpfnAddPage, LPARAM lParam)
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{
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HPROPSHEETPAGE hpage;
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PROPSHEETPAGEW *pPage=NULL;
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DWORD dwPage=0;
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DWORD dwIndex=0;
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FORMATETC fmte = {CF_HDROP,
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(DVTARGETDEVICE FAR *)NULL,
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DVASPECT_CONTENT,
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-1,
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TYMED_HGLOBAL
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};
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STGMEDIUM stgm;
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UINT ucFiles=0;
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WCHAR wszFileName[_MAX_PATH];
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HCRYPTMSG hMsg=NULL;
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HRESULT hr=E_FAIL;
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DWORD dwExceptionCode=0;
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CRYPTUI_VIEWSIGNATURES_STRUCTW sigView;
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//get the file name that user clicked on. We do not add context menu
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//if user has selected more than one file
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if (m_pDataObj)
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hr = m_pDataObj->GetData(&fmte, &stgm);
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if (!SUCCEEDED(hr))
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return NOERROR;
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ucFiles = stgm.hGlobal ?
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DragQueryFileU((HDROP) stgm.hGlobal, 0xFFFFFFFFL , 0, 0) : 0;
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if ((!ucFiles) || (ucFiles >= 2))
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{
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ReleaseStgMedium(&stgm);
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return NOERROR; // Shouldn't happen, but it's not important
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}
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|
|
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if(0==DragQueryFileU((HDROP) stgm.hGlobal, 0, wszFileName,
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sizeof wszFileName/ sizeof wszFileName[0]))
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{
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ReleaseStgMedium(&stgm);
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return NOERROR;
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}
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|
|
|
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//get the content type of the file. We only cares about
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//the signed document in binary format
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if(!CryptQueryObject(CERT_QUERY_OBJECT_FILE,
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wszFileName,
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CERT_QUERY_CONTENT_FLAG_PKCS7_SIGNED_EMBED,
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CERT_QUERY_FORMAT_FLAG_BASE64_ENCODED,
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0,
|
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NULL,
|
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NULL,
|
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NULL,
|
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NULL,
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&hMsg,
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NULL))
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{
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//can not recognize the object. Fine
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goto CLEANUP;
|
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}
|
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|
|
|
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//add the property sheet page
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memset(&sigView, 0, sizeof(CRYPTUI_VIEWSIGNATURES_STRUCTW));
|
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sigView.dwSize=sizeof(CRYPTUI_VIEWSIGNATURES_STRUCTW);
|
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sigView.choice=hMsg_Chosen;
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sigView.u.hMsg=hMsg;
|
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sigView.szFileName=wszFileName;
|
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sigView.pPropPageCallback=SignPKOPageCallBack;
|
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sigView.pvCallbackData=this;
|
|
|
|
if(!CryptUIGetViewSignaturesPagesW(
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&sigView,
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&pPage,
|
|
&dwPage))
|
|
goto CLEANUP;
|
|
|
|
__try {
|
|
for(dwIndex=0; dwIndex<dwPage; dwIndex++)
|
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{
|
|
|
|
//add the callback functions to release the refcount
|
|
//pPage[dwIndex].dwFlags |= PSP_USECALLBACK;
|
|
|
|
//pPage[dwIndex].pfnCallback=SignPKOPageCallBack;
|
|
//pPage[dwIndex].pcRefParent=(UINT *)this;
|
|
|
|
hpage = CreatePropertySheetPageU(&(pPage[dwIndex]));
|
|
|
|
((IShellPropSheetExt *)this)->AddRef();
|
|
|
|
if (hpage)
|
|
{
|
|
if (!lpfnAddPage(hpage, lParam))
|
|
{
|
|
DestroyPropertySheetPage(hpage);
|
|
((IShellPropSheetExt *)this)->Release();
|
|
}
|
|
}
|
|
}
|
|
} __except(EXCEPTION_EXECUTE_HANDLER) {
|
|
dwExceptionCode = GetExceptionCode();
|
|
goto CLEANUP;
|
|
}
|
|
|
|
|
|
|
|
|
|
CLEANUP:
|
|
|
|
ReleaseStgMedium(&stgm);
|
|
|
|
if(pPage)
|
|
CryptUIFreeViewSignaturesPagesW(pPage, dwPage);
|
|
|
|
if(hMsg)
|
|
CryptMsgClose(hMsg);
|
|
|
|
|
|
return NOERROR;
|
|
}
|
|
|
|
//--------------------------------------------------------------
|
|
|
|
// FUNCTION: CCryptSig::ReplacePage(UINT, LPFNADDPROPSHEETPAGE, LPARAM)
|
|
//
|
|
// PURPOSE: Called by the shell only for Control Panel property sheet
|
|
// extensions
|
|
//
|
|
// PARAMETERS:
|
|
// uPageID - ID of page to be replaced
|
|
// lpfnReplaceWith - Pointer to the Shell's Replace function
|
|
// lParam - Passed as second parameter to lpfnReplaceWith
|
|
//
|
|
// RETURN VALUE:
|
|
//
|
|
// E_FAIL, since we don't support this function. It should never be
|
|
// called.
|
|
|
|
// COMMENTS:
|
|
//--------------------------------------------------------------
|
|
|
|
|
|
STDMETHODIMP CCryptPKO::ReplacePage(UINT uPageID,
|
|
LPFNADDPROPSHEETPAGE lpfnReplaceWith,
|
|
LPARAM lParam)
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
|
|
//--------------------------------------------------------------
|
|
// FUNCTION: CCryptPKO::QueryContextMenu(HMENU, UINT, UINT, UINT, UINT)
|
|
//
|
|
// PURPOSE: Called by the shell just before the context menu is displayed.
|
|
//
|
|
// PARAMETERS:
|
|
// hMenu - Handle to the context menu
|
|
// indexMenu - Index of where to begin inserting menu items
|
|
// idCmdFirst - Lowest value for new menu ID's
|
|
// idCmtLast - Highest value for new menu ID's
|
|
// uFlags - Specifies the context of the menu event
|
|
//
|
|
// RETURN VALUE:
|
|
// We always return NOERROR unless when we succeeded, when
|
|
// we have to return HRESULT structure in which, if the method
|
|
// is successful, the code member contains the menu identifier
|
|
// offset of the last menu item added plus one.
|
|
//--------------------------------------------------------------
|
|
STDMETHODIMP CCryptPKO::QueryContextMenu(HMENU hMenu,
|
|
UINT indexMenu,
|
|
UINT idCmdFirst,
|
|
UINT idCmdLast,
|
|
UINT uFlags)
|
|
{
|
|
DWORD dwContentType=0;
|
|
DWORD dwFormatType=0;
|
|
FORMATETC fmte = {CF_HDROP,
|
|
(DVTARGETDEVICE FAR *)NULL,
|
|
DVASPECT_CONTENT,
|
|
-1,
|
|
TYMED_HGLOBAL
|
|
};
|
|
STGMEDIUM stgm;
|
|
HRESULT hr = E_FAIL;
|
|
UINT ucFiles=0;
|
|
WCHAR wszFileName[_MAX_PATH];
|
|
WCHAR wszOpen[MAX_COMMAND_LENGTH];
|
|
WCHAR wszAdd[MAX_COMMAND_LENGTH];
|
|
WCHAR wszViewSig[MAX_COMMAND_LENGTH];
|
|
UINT idCmd = idCmdFirst;
|
|
UINT idCmdDefault=idCmdFirst;
|
|
MENUITEMINFOA MenuItemInfo;
|
|
void *pContext=NULL;
|
|
|
|
//init the menuInfo for setting the default menu
|
|
memset(&MenuItemInfo, 0, sizeof(MENUITEMINFOA));
|
|
MenuItemInfo.cbSize=sizeof(MENUITEMINFOA);
|
|
MenuItemInfo.fMask=MIIM_STATE;
|
|
MenuItemInfo.fState=MFS_DEFAULT;
|
|
|
|
//get the file name that user clicked on. We do not add context menu
|
|
//if user has selected more than one file
|
|
|
|
if (m_pDataObj)
|
|
hr = m_pDataObj->GetData(&fmte, &stgm);
|
|
|
|
if (!SUCCEEDED(hr))
|
|
return NOERROR;
|
|
|
|
ucFiles = stgm.hGlobal ?
|
|
DragQueryFileU((HDROP) stgm.hGlobal, 0xFFFFFFFFL , 0, 0) : 0;
|
|
|
|
if ((!ucFiles) || (ucFiles >= 2))
|
|
return NOERROR; // Shouldn't happen, but it's not important
|
|
|
|
|
|
if(0==DragQueryFileU((HDROP) stgm.hGlobal, 0, wszFileName,
|
|
sizeof wszFileName/ sizeof wszFileName[0]))
|
|
return NOERROR;
|
|
|
|
//if user double click on a file, we need the take the
|
|
//default action
|
|
/* if(uFlags & CMF_DEFAULTONLY)
|
|
{
|
|
//QueryContextMenu is called twice by the Shell.
|
|
//we have to set the flag.
|
|
if(FALSE==g_fDefaultCalled)
|
|
{
|
|
|
|
hr=I_InvokeCommand(pwszFileName, 0, TRUE);
|
|
g_fDefaultCalled=TRUE;
|
|
}
|
|
else
|
|
g_fDefaultCalled=FALSE;
|
|
|
|
idCmd=idCmdFirst;
|
|
|
|
goto CLEANUP;
|
|
} */
|
|
|
|
//decide if we need to add the context menu
|
|
if (!(
|
|
((uFlags & 0x000F) == CMF_NORMAL)||
|
|
(uFlags & CMF_VERBSONLY) ||
|
|
(uFlags & CMF_EXPLORE) ||
|
|
(uFlags & CMF_DEFAULTONLY)
|
|
))
|
|
goto CLEANUP;
|
|
|
|
//load the string
|
|
if(!LoadStringU(g_hmodThisDll, IDS_MENU_OPEN, wszOpen, sizeof(wszOpen)/sizeof(wszOpen[0]))||
|
|
!LoadStringU(g_hmodThisDll, IDS_MENU_VIEWSIG, wszViewSig, sizeof(wszViewSig)/sizeof(wszViewSig[0]))
|
|
)
|
|
goto CLEANUP;
|
|
|
|
//get the content type of the file
|
|
//we care about every file type and every format type
|
|
if(!CryptQueryObject(CERT_QUERY_OBJECT_FILE,
|
|
wszFileName,
|
|
CERT_QUERY_CONTENT_FLAG_ALL,
|
|
CERT_QUERY_FORMAT_FLAG_ALL,
|
|
0,
|
|
NULL,
|
|
&dwContentType,
|
|
&dwFormatType,
|
|
NULL,
|
|
NULL,
|
|
(const void **)&pContext))
|
|
{
|
|
//add the open menu
|
|
if(0==InsertMenuU(hMenu,
|
|
indexMenu++,
|
|
MF_STRING|MF_BYPOSITION,
|
|
idCmd++,
|
|
wszOpen))
|
|
goto CLEANUP;
|
|
|
|
// if there is no default verb, set open as default
|
|
if (GetMenuDefaultItem(hMenu, MF_BYPOSITION, 0) == -1)
|
|
{
|
|
// use indexMenu - 1 since we incremented indexMenu in the InsertMenu
|
|
SetMenuDefaultItem(hMenu, indexMenu -1, MF_BYPOSITION);
|
|
}
|
|
|
|
//set the open to be the default menu item
|
|
idCmdDefault=idCmd-1;
|
|
|
|
//no need for error checking
|
|
/* SetMenuItemInfoA(hMenu,
|
|
idCmdDefault,
|
|
FALSE,
|
|
&MenuItemInfo); */
|
|
|
|
goto CLEANUP;
|
|
}
|
|
|
|
switch (dwContentType)
|
|
{
|
|
case CERT_QUERY_CONTENT_CERT:
|
|
case CERT_QUERY_CONTENT_PKCS7_SIGNED:
|
|
//get the correct wording for the second menu item based
|
|
// on the content
|
|
if(!LoadStringU(g_hmodThisDll, IDS_MENU_INSTALL_CERT, wszAdd, sizeof(wszAdd)/sizeof(wszAdd[0])))
|
|
goto CLEANUP;
|
|
|
|
case CERT_QUERY_CONTENT_CTL:
|
|
|
|
if(CERT_QUERY_CONTENT_CTL == dwContentType)
|
|
{
|
|
if(!LoadStringU(g_hmodThisDll, IDS_MENU_INSTALL_STL, wszAdd, sizeof(wszAdd)/sizeof(wszAdd[0])))
|
|
goto CLEANUP;
|
|
}
|
|
|
|
case CERT_QUERY_CONTENT_CRL:
|
|
|
|
if(CERT_QUERY_CONTENT_CRL == dwContentType)
|
|
{
|
|
if(!LoadStringU(g_hmodThisDll, IDS_MENU_INSTALL_CRL, wszAdd, sizeof(wszAdd)/sizeof(wszAdd[0])))
|
|
goto CLEANUP;
|
|
}
|
|
|
|
//make sure we can add at least two items
|
|
if(2 > (idCmdLast-idCmdFirst))
|
|
goto CLEANUP;
|
|
|
|
//add the open menu
|
|
if(0==InsertMenuU(hMenu,
|
|
indexMenu++,
|
|
MF_STRING|MF_BYPOSITION,
|
|
idCmd++,
|
|
wszOpen))
|
|
goto CLEANUP;
|
|
|
|
//set the open to be the default menu item
|
|
idCmdDefault=idCmd-1;
|
|
|
|
//no need for error checking
|
|
//set the default menu item
|
|
SetMenuItemInfoA(hMenu,
|
|
idCmdDefault,
|
|
FALSE,
|
|
&MenuItemInfo);
|
|
|
|
|
|
//add the add menu
|
|
//do not put "install" for the catalog files
|
|
if( !((CERT_QUERY_CONTENT_CTL == dwContentType)
|
|
&& IsCatalog((PCCTL_CONTEXT)pContext))
|
|
)
|
|
{
|
|
if(0==InsertMenuU(hMenu,
|
|
indexMenu++,
|
|
MF_STRING|MF_BYPOSITION,
|
|
idCmd++,
|
|
wszAdd))
|
|
goto CLEANUP;
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
case CERT_QUERY_CONTENT_SERIALIZED_STORE:
|
|
case CERT_QUERY_CONTENT_SERIALIZED_CERT:
|
|
case CERT_QUERY_CONTENT_SERIALIZED_CTL:
|
|
case CERT_QUERY_CONTENT_SERIALIZED_CRL:
|
|
//add the open menu
|
|
if(0==InsertMenuU(hMenu,
|
|
indexMenu++,
|
|
MF_STRING|MF_BYPOSITION,
|
|
idCmd++,
|
|
wszOpen))
|
|
goto CLEANUP;
|
|
|
|
//set the open to be the default menu item
|
|
idCmdDefault=idCmd-1;
|
|
|
|
//no need for error checking
|
|
SetMenuItemInfoA(hMenu,
|
|
idCmdDefault,
|
|
FALSE,
|
|
&MenuItemInfo);
|
|
|
|
break;
|
|
|
|
case CERT_QUERY_CONTENT_PFX:
|
|
if(!LoadStringU(g_hmodThisDll, IDS_MENU_INSTALL_PFX, wszAdd, sizeof(wszAdd)/sizeof(wszAdd[0])))
|
|
goto CLEANUP;
|
|
|
|
//add the install menu
|
|
if(0==InsertMenuU(hMenu,
|
|
indexMenu++,
|
|
MF_STRING|MF_BYPOSITION,
|
|
idCmd++,
|
|
wszAdd))
|
|
goto CLEANUP;
|
|
|
|
//set the add to be the default menu item
|
|
idCmdDefault=idCmd-1;
|
|
|
|
//no need for error checking
|
|
SetMenuItemInfoA(hMenu,
|
|
idCmdDefault,
|
|
FALSE,
|
|
&MenuItemInfo);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case CERT_QUERY_CONTENT_PKCS7_SIGNED_EMBED:
|
|
//signed data case is handled by the property sheet extension
|
|
default:
|
|
//we do not worry about CERT_QUERY_CONTENT_PKCS7_UNSIGNED or
|
|
//CERT_QUERY_CONTENT_PKCS10 or CERT_QUERY_CONTENT_PFX for now
|
|
//add the open menu
|
|
if(0==InsertMenuU(hMenu,
|
|
indexMenu++,
|
|
MF_STRING|MF_BYPOSITION,
|
|
idCmd++,
|
|
wszOpen))
|
|
goto CLEANUP;
|
|
|
|
//set the open to be the default menu item
|
|
idCmdDefault=idCmd-1;
|
|
|
|
// if there is no default verb, set open as default
|
|
if (GetMenuDefaultItem(hMenu, MF_BYPOSITION, 0) == -1)
|
|
{
|
|
// use indexMenu - 1 since we incremented indexMenu in the InsertMenu
|
|
SetMenuDefaultItem(hMenu, indexMenu -1, MF_BYPOSITION);
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
|
|
CLEANUP:
|
|
|
|
if(idCmd-idCmdFirst)
|
|
{
|
|
//Must return number of menu items we added.
|
|
hr=ResultFromShort(idCmd-idCmdFirst);
|
|
}
|
|
else
|
|
//do not care if error happens. No menu items have been added
|
|
hr=NOERROR;
|
|
|
|
if(pContext)
|
|
{
|
|
|
|
if(dwContentType == CERT_QUERY_CONTENT_CERT ||
|
|
dwContentType == CERT_QUERY_CONTENT_SERIALIZED_CERT)
|
|
CertFreeCertificateContext((PCCERT_CONTEXT)pContext);
|
|
else
|
|
{
|
|
if(dwContentType == CERT_QUERY_CONTENT_CTL ||
|
|
dwContentType == CERT_QUERY_CONTENT_SERIALIZED_CTL)
|
|
CertFreeCTLContext((PCCTL_CONTEXT)pContext);
|
|
else
|
|
{
|
|
if(dwContentType == CERT_QUERY_CONTENT_CRL ||
|
|
dwContentType == CERT_QUERY_CONTENT_SERIALIZED_CRL)
|
|
CertFreeCRLContext((PCCRL_CONTEXT)pContext);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
return hr;
|
|
}
|
|
|
|
//--------------------------------------------------------------
|
|
// FUNCTION: CCryptPKO::InvokeCommand(LPCMINVOKECOMMANDINFO)
|
|
//
|
|
// PURPOSE: Called by the shell after the user has selected on of the
|
|
// menu items that was added in QueryContextMenu().
|
|
//
|
|
// PARAMETERS:
|
|
// lpcmi - Pointer to an CMINVOKECOMMANDINFO structure
|
|
//
|
|
// RETURN VALUE:
|
|
//
|
|
//--------------------------------------------------------------
|
|
STDMETHODIMP CCryptPKO::InvokeCommand(LPCMINVOKECOMMANDINFO lpcmi)
|
|
{
|
|
|
|
|
|
FORMATETC fmte = {CF_HDROP,
|
|
(DVTARGETDEVICE FAR *)NULL,
|
|
DVASPECT_CONTENT,
|
|
-1,
|
|
TYMED_HGLOBAL
|
|
};
|
|
STGMEDIUM stgm;
|
|
HRESULT hr = E_FAIL;
|
|
UINT ucFiles=0;
|
|
WCHAR wszFileName[_MAX_PATH];
|
|
UINT idCmd=0;
|
|
|
|
|
|
//get the file name that user clicked on. We do not add context menu
|
|
//if user has selected more than one file
|
|
|
|
if (m_pDataObj)
|
|
hr = m_pDataObj->GetData(&fmte, &stgm);
|
|
|
|
if (!SUCCEEDED(hr))
|
|
return hr;
|
|
|
|
//get the number of files that user clicked on
|
|
ucFiles = stgm.hGlobal ?
|
|
DragQueryFileU((HDROP) stgm.hGlobal, 0xFFFFFFFFL , 0, 0) : 0;
|
|
|
|
if ((!ucFiles) || (ucFiles >= 2))
|
|
return E_INVALIDARG; // Shouldn't happen, but it's not important
|
|
|
|
|
|
if(0==DragQueryFileU((HDROP) stgm.hGlobal, 0, wszFileName,
|
|
sizeof wszFileName/ sizeof wszFileName[0]))
|
|
return E_FAIL;
|
|
|
|
//get the offset of the command item that was selected by the user
|
|
//If HIWORD(lpcmi->lpVerb) then we have been called programmatically
|
|
//and lpVerb is a command that should be invoked. Otherwise, the shell
|
|
//has called us, and LOWORD(lpcmi->lpVerb) is the menu ID the user has
|
|
//selected. Actually, it's (menu ID - idCmdFirst) from QueryContextMenu().
|
|
if (HIWORD((DWORD_PTR)lpcmi->lpVerb))
|
|
{
|
|
hr=E_INVALIDARG;
|
|
goto CLEANUP;
|
|
}
|
|
else
|
|
idCmd = LOWORD(lpcmi->lpVerb);
|
|
|
|
//exit if idCmd is not 0 or 1
|
|
if(idCmd >= 2)
|
|
{
|
|
hr=E_INVALIDARG;
|
|
goto CLEANUP;
|
|
}
|
|
|
|
hr=I_InvokeCommand(wszFileName, idCmd, FALSE);
|
|
|
|
CLEANUP:
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
//--------------------------------------------------------------
|
|
// FUNCTION: CCryptPKO::GetCommandString
|
|
//
|
|
//--------------------------------------------------------------
|
|
void CopyBuffer(UINT uFlags, LPSTR pszName, UINT cchMax, LPWSTR wszString)
|
|
{
|
|
UINT cbSize=0;
|
|
LPSTR szString=NULL;
|
|
LPWSTR pwszName=NULL;
|
|
|
|
if(uFlags == GCS_HELPTEXTW)
|
|
{
|
|
pwszName=(LPWSTR)pszName;
|
|
|
|
cbSize=wcslen(wszString)+1;
|
|
|
|
if(cbSize <= cchMax)
|
|
wcsncpy(pwszName, wszString,cbSize);
|
|
else
|
|
{
|
|
wcsncpy(pwszName, wszString, cchMax-1);
|
|
*(pwszName+cchMax-1)=L'\0';
|
|
}
|
|
|
|
}
|
|
else
|
|
{
|
|
if((wszString!=NULL) && MkMBStr(NULL, 0, wszString, &szString))
|
|
{
|
|
|
|
cbSize=strlen(szString)+1;
|
|
|
|
if(cbSize <= cchMax)
|
|
strncpy(pszName, szString,cbSize);
|
|
else
|
|
{
|
|
strncpy(pszName, szString, cchMax-1);
|
|
*(pszName+cchMax-1)='\0';
|
|
}
|
|
}
|
|
|
|
if(szString)
|
|
FreeMBStr(NULL, szString);
|
|
|
|
}
|
|
}
|
|
|
|
|
|
//--------------------------------------------------------------
|
|
// FUNCTION: CCryptPKO::GetCommandString
|
|
//
|
|
//--------------------------------------------------------------
|
|
STDMETHODIMP CCryptPKO::GetCommandString(UINT_PTR idCmd,
|
|
UINT uFlags,
|
|
UINT FAR *reserved,
|
|
LPSTR pszName,
|
|
UINT cchMax)
|
|
{
|
|
DWORD dwContentType=0;
|
|
DWORD dwFormatType=0;
|
|
FORMATETC fmte = {CF_HDROP,
|
|
(DVTARGETDEVICE FAR *)NULL,
|
|
DVASPECT_CONTENT,
|
|
-1,
|
|
TYMED_HGLOBAL
|
|
};
|
|
STGMEDIUM stgm;
|
|
HRESULT hr = E_FAIL;
|
|
UINT ucFiles=0;
|
|
|
|
WCHAR wszFileName[_MAX_PATH];
|
|
|
|
WCHAR wszOpenString[MAX_COMMAND_LENGTH];
|
|
WCHAR wszAddString[MAX_COMMAND_LENGTH];
|
|
|
|
|
|
if(uFlags!=GCS_HELPTEXTA && uFlags != GCS_HELPTEXTW)
|
|
return E_INVALIDARG;
|
|
|
|
if( 0 == cchMax)
|
|
return E_INVALIDARG;
|
|
|
|
//init
|
|
if(uFlags==GCS_HELPTEXTA)
|
|
*pszName='\0';
|
|
else
|
|
*((LPWSTR)pszName)=L'\0';
|
|
|
|
//get the file name that user clicked on. We do not add context menu
|
|
//if user has selected more than one file
|
|
|
|
if (m_pDataObj)
|
|
hr = m_pDataObj->GetData(&fmte, &stgm);
|
|
|
|
if (!SUCCEEDED(hr))
|
|
return hr;
|
|
|
|
//get the number of files that user clicked on
|
|
ucFiles = stgm.hGlobal ?
|
|
DragQueryFileU((HDROP) stgm.hGlobal, 0xFFFFFFFFL , 0, 0) : 0;
|
|
|
|
if ((!ucFiles) || (ucFiles >= 2))
|
|
return E_INVALIDARG; // Shouldn't happen, but it's not important
|
|
|
|
|
|
if(0==DragQueryFileU((HDROP) stgm.hGlobal, 0, wszFileName,
|
|
sizeof wszFileName/ sizeof wszFileName[0]))
|
|
return E_FAIL;
|
|
|
|
//exit if idCmd is not 0 or 1
|
|
if(idCmd >= 2)
|
|
{
|
|
hr=E_INVALIDARG;
|
|
goto CLEANUP;
|
|
}
|
|
|
|
//load the string
|
|
if(!LoadStringU(g_hmodThisDll, IDS_HELP_OPEN, wszOpenString, sizeof(wszOpenString)/sizeof(wszOpenString[0])))
|
|
{
|
|
hr=E_FAIL;
|
|
goto CLEANUP;
|
|
}
|
|
|
|
|
|
//get the content type of the file
|
|
//we care about every file type except for the signed doc
|
|
if(!CryptQueryObject(CERT_QUERY_OBJECT_FILE,
|
|
wszFileName,
|
|
CERT_QUERY_CONTENT_FLAG_ALL,
|
|
CERT_QUERY_FORMAT_FLAG_ALL,
|
|
0,
|
|
NULL,
|
|
&dwContentType,
|
|
&dwFormatType,
|
|
NULL,
|
|
NULL,
|
|
NULL))
|
|
{
|
|
//can not recognize the object. Fine
|
|
hr=E_FAIL;
|
|
goto CLEANUP;
|
|
}
|
|
|
|
//make sure idCmd is the correct valud for different types
|
|
//we are guaranteed that idCmd is 1 or 0
|
|
if(CERT_QUERY_CONTENT_CERT != dwContentType &&
|
|
CERT_QUERY_CONTENT_CTL != dwContentType &&
|
|
CERT_QUERY_CONTENT_CRL != dwContentType &&
|
|
CERT_QUERY_CONTENT_PKCS7_SIGNED != dwContentType)
|
|
{
|
|
if(1==idCmd)
|
|
{
|
|
hr=E_INVALIDARG;
|
|
goto CLEANUP;
|
|
}
|
|
}
|
|
|
|
|
|
switch (dwContentType)
|
|
{
|
|
case CERT_QUERY_CONTENT_CERT:
|
|
case CERT_QUERY_CONTENT_PKCS7_SIGNED:
|
|
if(!LoadStringU(g_hmodThisDll, IDS_HELP_INSTALL_CERT, wszAddString, sizeof(wszAddString)/sizeof(wszAddString[0])))
|
|
{
|
|
hr=E_FAIL;
|
|
goto CLEANUP;
|
|
}
|
|
|
|
|
|
case CERT_QUERY_CONTENT_CTL:
|
|
|
|
if(CERT_QUERY_CONTENT_CTL == dwContentType)
|
|
{
|
|
if(!LoadStringU(g_hmodThisDll, IDS_HELP_INSTALL_STL, wszAddString, sizeof(wszAddString)/sizeof(wszAddString[0])))
|
|
{
|
|
hr=E_FAIL;
|
|
goto CLEANUP;
|
|
}
|
|
}
|
|
|
|
|
|
case CERT_QUERY_CONTENT_CRL:
|
|
|
|
if(CERT_QUERY_CONTENT_CRL == dwContentType)
|
|
{
|
|
if(!LoadStringU(g_hmodThisDll, IDS_HELP_INSTALL_CRL, wszAddString, sizeof(wszAddString)/sizeof(wszAddString[0])))
|
|
{
|
|
hr=E_FAIL;
|
|
goto CLEANUP;
|
|
}
|
|
}
|
|
|
|
|
|
//helper string for Open
|
|
if(idCmd==0)
|
|
{
|
|
CopyBuffer(uFlags, pszName, cchMax, wszOpenString);
|
|
}
|
|
|
|
//helper string for add
|
|
if(idCmd==1)
|
|
{
|
|
CopyBuffer(uFlags, pszName, cchMax, wszAddString);
|
|
}
|
|
|
|
break;
|
|
|
|
case CERT_QUERY_CONTENT_SERIALIZED_STORE:
|
|
case CERT_QUERY_CONTENT_SERIALIZED_CERT:
|
|
case CERT_QUERY_CONTENT_SERIALIZED_CTL:
|
|
case CERT_QUERY_CONTENT_SERIALIZED_CRL:
|
|
//helper string for Open
|
|
|
|
CopyBuffer(uFlags, pszName, cchMax, wszOpenString);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case CERT_QUERY_CONTENT_PFX:
|
|
if(!LoadStringU(g_hmodThisDll, IDS_HELP_INSTALL_PFX, wszAddString, sizeof(wszAddString)/sizeof(wszAddString[0])))
|
|
{
|
|
hr=E_FAIL;
|
|
goto CLEANUP;
|
|
}
|
|
|
|
CopyBuffer(uFlags, pszName, cchMax, wszAddString);
|
|
|
|
|
|
break;
|
|
case CERT_QUERY_CONTENT_PKCS7_SIGNED_EMBED:
|
|
default:
|
|
CopyBuffer(uFlags, pszName, cchMax, wszOpenString);
|
|
|
|
break;
|
|
}
|
|
|
|
hr=NOERROR;
|
|
|
|
CLEANUP:
|
|
|
|
return hr;
|
|
}
|
|
|
|
//--------------------------------------------------------------
|
|
// FUNCTION: CCryptPKO::Initialize(LPCITEMIDLIST, LPDATAOBJECT, HKEY)
|
|
//
|
|
// PURPOSE: Called by the shell when initializing a context menu or property
|
|
// sheet extension.
|
|
//
|
|
// PARAMETERS:
|
|
// pIDFolder - Specifies the parent folder
|
|
// pDataObj - Spefifies the set of items selected in that folder.
|
|
// hRegKey - Specifies the type of the focused item in the selection.
|
|
//
|
|
// RETURN VALUE:
|
|
//
|
|
// NOERROR in all cases.
|
|
//--------------------------------------------------------------
|
|
STDMETHODIMP CCryptPKO::Initialize(LPCITEMIDLIST pIDFolder,
|
|
LPDATAOBJECT pDataObj,
|
|
HKEY hRegKey)
|
|
{
|
|
// Initialize can be called more than once
|
|
|
|
if (m_pDataObj)
|
|
m_pDataObj->Release();
|
|
|
|
// duplicate the object pointer and registry handle
|
|
if (pDataObj)
|
|
{
|
|
m_pDataObj = pDataObj;
|
|
pDataObj->AddRef();
|
|
}
|
|
|
|
return NOERROR;
|
|
}
|
|
|
|
|