public virtual void ResolvePatch(FileRow fileRow, out bool retainRangeWarning)
{
if (fileRow == null)
{
throw new ArgumentNullException("fileRow");
}
retainRangeWarning = false;
if (this.deltaBinaryPatch && RowOperation.Modify == fileRow.Operation)
{
if (0 != (PatchAttributeType.IncludeWholeFile | fileRow.PatchAttributes))
{
string deltaBase = Common.GenerateIdentifier("dlt", Common.GenerateGuid());
string deltaFile = Path.Combine(this.tempFilesLocation, String.Concat(deltaBase, ".dpf"));
string headerFile = Path.Combine(this.tempFilesLocation, String.Concat(deltaBase, ".phd"));
PatchAPI.PatchInterop.PatchSymbolFlagsType apiPatchingSymbolFlags = 0;
bool optimizePatchSizeForLargeFiles = false;
Table wixPatchIdTable = this.output.Tables["WixPatchId"];
if (null != wixPatchIdTable)
{
Row row = wixPatchIdTable.Rows[0];
if (null != row)
{
if (null != row[2])
{
optimizePatchSizeForLargeFiles = (1 == Convert.ToUInt32(row[2], CultureInfo.InvariantCulture));
}
if (null != row[3])
{
apiPatchingSymbolFlags = (PatchAPI.PatchInterop.PatchSymbolFlagsType)Convert.ToUInt32(row[3], CultureInfo.InvariantCulture);
}
}
}
if (PatchAPI.PatchInterop.CreateDelta(
deltaFile,
fileRow.Source,
fileRow.Symbols,
fileRow.RetainOffsets,
fileRow.PreviousSourceArray,
fileRow.PreviousSymbolsArray,
fileRow.PreviousIgnoreLengthsArray,
fileRow.PreviousIgnoreOffsetsArray,
fileRow.PreviousRetainLengthsArray,
fileRow.PreviousRetainOffsetsArray,
apiPatchingSymbolFlags,
optimizePatchSizeForLargeFiles,
out retainRangeWarning))
{
PatchAPI.PatchInterop.ExtractDeltaHeader(deltaFile, headerFile);
fileRow.Patch = headerFile;
fileRow.Source = deltaFile;
}
}
}
}