public static SwfShortHeader Read(SwfStreamReader reader)
{
return(new SwfShortHeader {
Format = new string(reader.ReadChars(3)),
Version = reader.ReadByte(),
FileLength = reader.ReadUInt32()
});
}
public override uint ReadUInt32()
{
var a = _first.ReadUInt32();
var b = _second.ReadUInt32();
if (a != b)
{
throw new Exception(string.Format("a={0}, b={1}", a, b));
}
return(a);
}
public static DefineBinaryDataTag Create(SwfStreamReader reader)
{
var tag = reader.ReadUInt16();
reader.ReadUInt32(); // reserved
var data = reader.ReadRest();
return(new DefineBinaryDataTag {
Tag = tag,
Data = data
});
}
public static SwfTagBase Read(SwfStreamReader reader)
{
var type_and_size = reader.ReadUInt16();
var tag_id = type_and_size >> 6;
var short_size = type_and_size & 0x3f;
var size = short_size < 0x3f ? (uint)short_size : reader.ReadUInt32();
var tag_data = reader.ReadBytes(size);
return(Create(new SwfTagData {
TagId = tag_id,
TagData = tag_data
}));
}
public static DoABCTag Create(SwfStreamReader reader)
{
const int kDoAbcLazyInitializeFlag = 1;
var flags = reader.ReadUInt32();
var name = reader.ReadString();
var abc_bytes = reader.ReadRest();
return(new DoABCTag {
ExecuteImmediately = (flags & kDoAbcLazyInitializeFlag) == 0,
Name = name,
ABCBytes = abc_bytes
});
}
public void ReadUInt32Test()
{
var mem = new MemoryStream();
mem.WriteByte(0x20);
mem.WriteByte(0x71);
mem.WriteByte(0x6e);
mem.WriteByte(0x45);
mem.Seek(0, SeekOrigin.Begin);
var reader = new SwfStreamReader(mem);
Assert.AreEqual(0x456e7120, reader.ReadUInt32(), "Value");
Assert.AreEqual(mem.Length, mem.Position, "Should reach end of the stream");
}
public void ReadUInt32Test()
{
var mem = new MemoryStream();
mem.WriteByte(0x20);
mem.WriteByte(0x71);
mem.WriteByte(0x6e);
mem.WriteByte(0x45);
mem.Seek(0, SeekOrigin.Begin);
var reader = new SwfStreamReader(mem);
Assert.AreEqual(0x456e7120, reader.ReadUInt32(), "Value");
Assert.AreEqual(mem.Length, mem.Position, "Should reach end of the stream");
}
