/************************
* public methods
*/
public bool Validate(Validator v, OTFontVal fontOwner)
{
bool bRet = true;
if (v.PerformTest(T.DSIG_Formats))
{
bool bFormatsOk = true;
for (uint i = 0; i < usNumSigs; i++)
{
SigFormatOffset sfo;
try
{
sfo = GetSigFormatOffset(i);
if (sfo.ulFormat != 1)
{
v.Error(T.DSIG_Formats, E.DSIG_E_Formats, m_tag, "block " + i + ", format = " + sfo.ulFormat);
bFormatsOk = false;
bRet = false;
}
}
catch (IndexOutOfRangeException e)
{
v.Error(T.DSIG_Formats, E.DSIG_E_Formats, m_tag, "block " + i + ", " + e);
bFormatsOk = false;
bRet = false;
break; // No point continuing
}
}
if (bFormatsOk)
{
v.Pass(T.DSIG_Formats, P.DSIG_P_Formats, m_tag);
}
}
if (v.PerformTest(T.DSIG_Reserved))
{
bool bReservedOk = true;
for (uint i = 0; i < usNumSigs; i++)
{
SignatureBlock sb;
try
{
sb = GetSignatureBlock(i);
if (sb.usReserved1 != 0 || sb.usReserved2 != 0)
{
v.Error(T.DSIG_Reserved, E.DSIG_E_Reserved, m_tag, "block " + i);
bReservedOk = false;
bRet = false;
}
}
catch (IndexOutOfRangeException)
{
v.Error(T.DSIG_Reserved, E.DSIG_E_Reserved, m_tag, "block " + i);
bReservedOk = false;
bRet = false;
break; // No point continuing
}
}
if (bReservedOk)
{
v.Pass(T.DSIG_Reserved, P.DSIG_P_Reserved, m_tag);
}
}
if (v.PerformTest(T.DSIG_VerifySignature))
{
OTFile file = fontOwner.GetFile();
System.IO.FileStream fs = file.GetFileStream();
String sFilename = fs.Name;
try {
WinVerifyTrustWrapper wvt = new WinVerifyTrustWrapper();
if (wvt.WinVerifyTrustFile(sFilename))
{
if (wvt.usNumSigs > 0)
{
if (wvt.Warn_TTCv1 || wvt.Warn_DSIG_in_memFonts)
{
v.Warning(T.DSIG_VerifySignature, W.DSIG_W_VerifySignature_Generic, m_tag,
(wvt.Warn_TTCv1 ? "TTC with v1 header;":"")
+ (wvt.Warn_DSIG_in_memFonts ? "DSIG tables detected in member fonts;":""));
}
v.Pass(T.DSIG_VerifySignature, P.DSIG_P_VerifySignature, m_tag,
wvt.Signer);
}
else
{
v.Pass(T.DSIG_VerifySignature, P.DSIG_P_VerifySignature, m_tag);
}
}
else
{
v.Error(T.DSIG_VerifySignature, E.DSIG_E_VerifySignature, m_tag);
bRet = false;
}
}
catch (Exception e)
{
if (e is NotImplementedException)
{
v.ApplicationError(T.DSIG_VerifySignature, E.DSIG_A_UNUSUAL_TTC_TABLE_LAYOUT, m_tag, e.Message);
}
else
{
v.Error(T.DSIG_VerifySignature, E.DSIG_E_VerifySignature, m_tag, e.Message);
}
bRet = false;
}
}
return(bRet);
}
/************************
* public methods
*/
public bool Validate(Validator v, OTFontVal fontOwner)
{
bool bRet = true;
if (v.PerformTest(T.DSIG_Formats))
{
bool bFormatsOk = true;
for (uint i = 0; i < usNumSigs; i++)
{
SigFormatOffset sfo = GetSigFormatOffset(i);
if (sfo.ulFormat != 1)
{
v.Error(T.DSIG_Formats, E.DSIG_E_Formats, m_tag, "block " + i + ", format = " + sfo.ulFormat);
bFormatsOk = false;
bRet = false;
}
}
if (bFormatsOk)
{
v.Pass(T.DSIG_Formats, P.DSIG_P_Formats, m_tag);
}
}
if (v.PerformTest(T.DSIG_Reserved))
{
bool bReservedOk = true;
for (uint i = 0; i < usNumSigs; i++)
{
SignatureBlock sb = GetSignatureBlock(i);
if (sb.usReserved1 != 0 || sb.usReserved2 != 0)
{
v.Error(T.DSIG_Reserved, E.DSIG_E_Reserved, m_tag, "block " + i);
bReservedOk = false;
bRet = false;
}
}
if (bReservedOk)
{
v.Pass(T.DSIG_Reserved, P.DSIG_P_Reserved, m_tag);
}
}
if (v.PerformTest(T.DSIG_VerifySignature))
{
OTFile file = fontOwner.GetFile();
System.IO.FileStream fs = file.GetFileStream();
String sFilename = fs.Name;
try {
WinVerifyTrustWrapper wvt = new WinVerifyTrustWrapper();
if (wvt.WinVerifyTrustFile(sFilename))
{
v.Pass(T.DSIG_VerifySignature, P.DSIG_P_VerifySignature, m_tag);
}
else
{
v.Error(T.DSIG_VerifySignature, E.DSIG_E_VerifySignature, m_tag);
bRet = false;
}
}
catch (Exception e)
{
v.Error(T.DSIG_VerifySignature, E.DSIG_E_VerifySignature, m_tag, e.Message);
bRet = false;
}
}
return(bRet);
}
