public void ReadLongTagDataTest()
{
const SwfTagType tagType = SwfTagType.ExportAssets;
var data = new byte[4096];
for (var i = 0; i < data.Length; i++)
{
data[i] = (byte)(i & 0xff);
}
const int header = ((int)tagType << 6) | 0x3f;
var mem = new MemoryStream();
mem.WriteByte(header & 0xff);
mem.WriteByte(header >> 8);
var tagLength = data.Length;
mem.WriteByte((byte)((tagLength >> 0) & 0xff));
mem.WriteByte((byte)((tagLength >> 8) & 0xff));
mem.WriteByte((byte)((tagLength >> 16) & 0xff));
mem.WriteByte((byte)((tagLength >> 24) & 0xff));
mem.Write(data, 0, data.Length);
mem.Seek(0, SeekOrigin.Begin);
var reader = new SwfStreamReader(mem);
var tagData = reader.ReadTagData();
Assert.IsNotNull(tagData);
Assert.AreEqual(tagType, tagData.Type);
Assert.IsNotNull(tagData.Data);
AssertExt.AreEqual(data, tagData.Data, "Data should be equal");
Assert.AreEqual(mem.Length, mem.Position, "Should reach end of the stream");
}
protected T ReadTag <T>(string resourceName, string tagHash) where T : SwfTagBase
{
using (var stream = OpenEmbeddedResource(resourceName)) {
var file = new SwfFile();
var reader = new SwfStreamReader(stream);
file.FileInfo = reader.ReadSwfFileInfo();
reader = GetSwfStreamReader(file.FileInfo, stream);
file.Header = reader.ReadSwfHeader();
while (!reader.IsEOF)
{
var tagData = reader.ReadTagData();
var hash = GetTagHash(tagData);
if (tagHash == hash)
{
var tagReader = new SwfTagDeserializer(file);
//using (var dump = File.Open(@"D:\temp\1.bin", FileMode.Create)) {
// dump.Write(tagData.Data, 0, tagData.Data.Length);
// dump.Flush();
//}
return(tagReader.ReadTag <T>(tagData));
}
}
}
return(null);
}
protected IEnumerable <SwfTagData> IterateTags(Stream stream)
{
var file = new SwfFile();
var reader = new SwfStreamReader(stream);
file.FileInfo = reader.ReadSwfFileInfo();
reader = GetSwfStreamReader(file.FileInfo, stream);
file.Header = reader.ReadSwfHeader();
while (!reader.IsEOF)
{
var tagData = reader.ReadTagData();
yield return(tagData);
}
}
protected SwfTagData ReadTagData(string resourceName, string tagHash)
{
using (var stream = OpenEmbeddedResource(resourceName)) {
var file = new SwfFile();
var reader = new SwfStreamReader(stream);
file.FileInfo = reader.ReadSwfFileInfo();
reader = GetSwfStreamReader(file.FileInfo, stream);
file.Header = reader.ReadSwfHeader();
while (!reader.IsEOF)
{
var tagData = reader.ReadTagData();
var hash = GetTagHash(tagData);
if (tagHash == hash)
{
return(tagData);
}
}
}
return(null);
}
public void ReadShortTagDataTest()
{
const SwfTagType tagType = SwfTagType.ExportAssets;
var data = new byte[10];
for (var i = 0; i < data.Length; i++) {
data[i] = (byte)(i & 0xff);
}
var header = ((int)tagType << 6) | data.Length;
var mem = new MemoryStream();
mem.WriteByte((byte)(header & 0xff));
mem.WriteByte((byte)(header >> 8));
mem.Write(data, 0, data.Length);
mem.Seek(0, SeekOrigin.Begin);
var reader = new SwfStreamReader(mem);
var tagData = reader.ReadTagData();
Assert.IsNotNull(tagData);
Assert.AreEqual(tagType, tagData.Type);
Assert.IsNotNull(tagData.Data);
AssertExt.AreEqual(data, tagData.Data, "Data should be equal");
Assert.AreEqual(mem.Length, mem.Position, "Should reach end of the stream");
}
protected IEnumerable<SwfTagData> IterateTags(Stream stream)
{
var file = new SwfFile();
var reader = new SwfStreamReader(stream);
file.FileInfo = reader.ReadSwfFileInfo();
reader = GetSwfStreamReader(file.FileInfo, stream);
file.Header = reader.ReadSwfHeader();
while (!reader.IsEOF) {
var tagData = reader.ReadTagData();
yield return tagData;
}
}
