private static unsafe bool EnumPiMI(IntPtr hModule, IntPtr lpszType, IntPtr lpszName, IntPtr lParam)
{
GCHandle handle = GCHandle.FromIntPtr(lParam);
QueryFilter query = (QueryFilter)handle.Target;
IntPtr hRes = UnsafeNativeMethods.FindResourceW(hModule, lpszName, lpszType);
if (hRes == IntPtr.Zero)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("FindResource failed for PiMI in {0}", query.fileName));
#endif
return(true);
}
IntPtr loadRes = UnsafeNativeMethods.LoadResource(hModule, hRes);
if (loadRes == IntPtr.Zero)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("LoadResource failed for PiMI in {0}", query.fileName));
#endif
return(true);
}
IntPtr lockRes = UnsafeNativeMethods.LockResource(loadRes);
if (lockRes == IntPtr.Zero)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("LockResource failed for PiMI in {0}", query.fileName));
#endif
return(true);
}
byte *ptr = (byte *)lockRes.ToPointer() + 2;
string category = StringUtil.FromCString(ptr, out uint length);
ptr += length;
if (string.IsNullOrEmpty(category))
{
category = PSFilterPdn.Properties.Resources.PiMIDefaultCategoryName;
}
PlugInInfo *info = (PlugInInfo *)ptr;
if (info->version > PSConstants.latestFilterVersion ||
(info->version == PSConstants.latestFilterVersion && info->subVersion > PSConstants.latestFilterSubVersion))
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("{0} requires newer filter interface version {1}.{2} and only version {3}.{4} is supported",
new object[] { query.fileName, info->version, info->subVersion, PSConstants.latestFilterVersion, PSConstants.latestFilterSubVersion }));
#endif
return(true);
}
if ((info->supportsMode & PSConstants.supportsRGBColor) != PSConstants.supportsRGBColor)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("{0} does not support the plugInModeRGBColor image mode.", query.fileName));
#endif
return(true);
}
if (info->requireHost != PSConstants.kPhotoshopSignature && info->requireHost != PSConstants.AnyHostSignature)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("{0} requires host '{1}'.", query.fileName, DebugUtils.PropToString(info->requireHost)));
#endif
return(true);
}
IntPtr filterRes = IntPtr.Zero;
fixed(char *typePtr = "_8BFM")
{
// Load the _8BFM resource to get the filter title.
filterRes = UnsafeNativeMethods.FindResourceW(hModule, lpszName, (IntPtr)typePtr);
}
if (filterRes == IntPtr.Zero)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("FindResource failed for _8BFM in {0}", query.fileName));
#endif
return(true);
}
IntPtr filterLoad = UnsafeNativeMethods.LoadResource(hModule, filterRes);
if (filterLoad == IntPtr.Zero)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("LoadResource failed for _8BFM in {0}", query.fileName));
#endif
return(true);
}
IntPtr filterLock = UnsafeNativeMethods.LockResource(filterLoad);
if (filterLock == IntPtr.Zero)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("LockResource failed for _8BFM in {0}", query.fileName));
#endif
return(true);
}
IntPtr resPtr = new IntPtr(filterLock.ToInt64() + 2L);
string title = StringUtil.FromCString(resPtr, StringUtil.StringTrimOption.WhiteSpaceAndNullTerminator);
// The entry point number is the same as the resource number.
string entryPoint = "ENTRYPOINT" + lpszName.ToInt32().ToString(CultureInfo.InvariantCulture);
PluginData enumData = new PluginData(query.fileName, entryPoint, category, title);
if (enumData.IsValid())
{
query.plugins.Add(enumData);
}
return(true);
}
private static unsafe bool EnumPiPL(IntPtr hModule, IntPtr lpszType, IntPtr lpszName, IntPtr lParam)
{
GCHandle handle = GCHandle.FromIntPtr(lParam);
QueryFilter query = (QueryFilter)handle.Target;
IntPtr hRes = UnsafeNativeMethods.FindResourceW(hModule, lpszName, lpszType);
if (hRes == IntPtr.Zero)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("FindResource failed for PiPL in {0}", query.fileName));
#endif
return(true);
}
IntPtr loadRes = UnsafeNativeMethods.LoadResource(hModule, hRes);
if (loadRes == IntPtr.Zero)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("LoadResource failed for PiPL in {0}", query.fileName));
#endif
return(true);
}
IntPtr lockRes = UnsafeNativeMethods.LockResource(loadRes);
if (lockRes == IntPtr.Zero)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("LockResource failed for PiPL in {0}", query.fileName));
#endif
return(true);
}
#if DEBUG
short fb = Marshal.ReadInt16(lockRes); // PiPL Resources always start with 1, this seems to be Photoshop's signature
#endif
int version = Marshal.ReadInt32(lockRes, 2);
if (version != PSConstants.LatestPiPLVersion)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("Invalid PiPL version in {0}: {1}, Expected version {2}", query.fileName, version, PSConstants.LatestPiPLVersion));
#endif
return(true);
}
string entryPoint = null;
string category = null;
string title = null;
FilterCaseInfoCollection filterInfo = null;
AETEData aete = null;
string enableInfo = null;
int count = Marshal.ReadInt32(lockRes, 6);
byte *propPtr = (byte *)lockRes.ToPointer() + 10;
for (int i = 0; i < count; i++)
{
PIProperty *pipp = (PIProperty *)propPtr;
if (pipp->vendorID != PSConstants.kPhotoshopSignature)
{
// The property data is padded to a 4 byte boundary.
propPtr += PIProperty.SizeOf + ((pipp->propertyLength + 3) & ~3);
continue;
}
uint propKey = pipp->propertyKey;
int propertyLength = pipp->propertyLength;
byte *dataPtr = propPtr + PIProperty.SizeOf;
if (propKey == PIPropertyID.PIKindProperty)
{
if (*(uint *)dataPtr != PSConstants.FilterKind)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("{0} is not a valid Photoshop Filter.", query.fileName));
#endif
return(true);
}
}
else if (propKey == query.platformEntryPoint)
{
entryPoint = StringUtil.FromCString(dataPtr);
}
else if (propKey == PIPropertyID.PIVersionProperty)
{
int packedVersion = *(int *)dataPtr;
int major = packedVersion >> 16;
int minor = packedVersion & 0xffff;
if (major > PSConstants.latestFilterVersion ||
major == PSConstants.latestFilterVersion && minor > PSConstants.latestFilterSubVersion)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("{0} requires newer filter interface version {1}.{2} and only version {3}.{4} is supported",
new object[] { query.fileName, major, minor, PSConstants.latestFilterVersion, PSConstants.latestFilterSubVersion }));
#endif
return(true);
}
}
else if (propKey == PIPropertyID.PIImageModesProperty)
{
if ((dataPtr[0] & PSConstants.flagSupportsRGBColor) != PSConstants.flagSupportsRGBColor)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("{0} does not support the plugInModeRGBColor image mode.", query.fileName));
#endif
return(true);
}
}
else if (propKey == PIPropertyID.PICategoryProperty)
{
category = StringUtil.FromPascalString(dataPtr);
}
else if (propKey == PIPropertyID.PINameProperty)
{
title = StringUtil.FromPascalString(dataPtr);
}
else if (propKey == PIPropertyID.PIFilterCaseInfoProperty)
{
FilterCaseInfoResult result = FilterCaseInfoParser.Parse(dataPtr, propertyLength);
if (result != null)
{
filterInfo = result.filterCaseInfo;
// The actual property length may be longer than the header specifies
// if the FilterCaseInfo fields are incorrectly escaped.
if (propertyLength != result.propertyLength)
{
propertyLength = result.propertyLength;
}
}
}
else if (propKey == PIPropertyID.PIHasTerminologyProperty)
{
PITerminology *term = (PITerminology *)dataPtr;
if (term->version == PSConstants.LatestTerminologyVersion)
{
#if DEBUG
string aeteName = StringUtil.FromCString(dataPtr + PITerminology.SizeOf);
#endif
aete = ParseAETEResource(hModule, term->terminologyID);
}
}
else if (propKey == PIPropertyID.PIEnableInfoProperty)
{
enableInfo = StringUtil.FromCString(dataPtr);
}
else if (propKey == PIPropertyID.PIRequiredHostProperty)
{
uint host = *(uint *)dataPtr;
if (host != PSConstants.kPhotoshopSignature && host != PSConstants.AnyHostSignature)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("{0} requires host '{1}'.", query.fileName, DebugUtils.PropToString(host)));
#endif
return(true);
}
}
#if DEBUG
else
{
DebugUtils.Ping(DebugFlags.PiPL, string.Format("Unsupported property '{0}' in {1}", DebugUtils.PropToString(propKey), query.fileName));
}
#endif
int propertyDataPaddedLength = (propertyLength + 3) & ~3;
propPtr += PIProperty.SizeOf + propertyDataPaddedLength;
}
PluginData enumData = new PluginData(query.fileName, entryPoint, category, title, filterInfo, query.runWith32BitShim, aete, enableInfo);
if (enumData.IsValid())
{
query.plugins.Add(enumData);
}
return(true);
}
