| public abstract Read ( [ buffer, int offset, int count ) : int | ||
| buffer | [ | |
| offset | int | |
| count | int | |
| Результат | int | |
public OggTag Read( Stream oggStream )
{
OggTag tag = new OggTag();
byte[] b = new byte[4];
oggStream.Read( b , 0, b .Length);
int vendorstringLength = Utils.GetNumber( b, 0, 3);
b = new byte[vendorstringLength];
oggStream.Read( b , 0, b .Length);
tag.Add("vendor", new string(Encoding.UTF8.GetChars(b)));
b = new byte[4];
oggStream.Read( b , 0, b .Length);
int userComments = Utils.GetNumber( b, 0, 3);
for ( int i = 0; i < userComments; i++ ) {
b = new byte[4];
oggStream.Read( b , 0, b .Length);
int commentLength = Utils.GetNumber( b, 0, 3);
b = new byte[commentLength];
oggStream.Read( b , 0, b .Length);
tag.AddOggField(b);
}
return tag;
}
public void Write(Tag tag, Stream apeStream, Stream tempStream) {
ByteBuffer tagBuffer = tc.Create(tag);
if (!TagExists(apeStream)) {
apeStream.Seek(0, SeekOrigin.End);
apeStream.Write(tagBuffer.Data, 0, tagBuffer.Capacity);
} else {
apeStream.Seek( -32 + 8 , SeekOrigin.End);
//Version
byte[] b = new byte[4];
apeStream.Read( b , 0, b.Length);
int version = Utils.GetNumber(b, 0, 3);
if(version != 2000) {
throw new CannotWriteException("APE Tag other than version 2.0 are not supported");
}
//Size
b = new byte[4];
apeStream.Read( b , 0, b.Length);
long oldSize = Utils.GetLongNumber(b, 0, 3) + 32;
int tagSize = tagBuffer.Capacity;
apeStream.Seek(-oldSize, SeekOrigin.End);
apeStream.Write(tagBuffer.Data, 0, tagBuffer.Capacity);
if(oldSize > tagSize) {
//Truncate the file
apeStream.SetLength(apeStream.Length - (oldSize-tagSize));
}
}
}
public static void ReadBody(Stream inputStream, Stream output, Headers headers, bool strict, ref float progress)
{
// Read Body
byte[] buffer = new byte[8192];
int contentLength = 0;
if (int.TryParse (headers.Get ("Content-Length"), out contentLength)) {
if (contentLength > 0) {
var remaining = contentLength;
while (remaining > 0) {
var count = inputStream.Read (buffer, 0, buffer.Length);
if (count == 0) {
break;
}
remaining -= count;
output.Write (buffer, 0, count);
progress = Mathf.Clamp01 (1.0f - ((float)remaining / (float)contentLength));
}
}
} else {
if (!strict) {
var count = inputStream.Read (buffer, 0, buffer.Length);
while (count > 0) {
output.Write (buffer, 0, count);
count = inputStream.Read (buffer, 0, buffer.Length);
}
}
progress = 1;
}
}
public bool Read(Id3Tag tag, Stream mp3Stream)
{
//Check wether the file contains an Id3v1 tag--------------------------------
mp3Stream.Seek( -128 , SeekOrigin.End);
byte[] b = new byte[3];
mp3Stream.Read( b, 0, 3 );
mp3Stream.Seek(0, SeekOrigin.Begin);
string tagS = Encoding.ASCII.GetString(b);
if(tagS != "TAG")
return false;
mp3Stream.Seek( - 128 + 3, SeekOrigin.End );
//Parse the tag -)------------------------------------------------
tag.AddTitle(Read(mp3Stream, 30));
tag.AddArtist(Read(mp3Stream, 30));
tag.AddAlbum(Read(mp3Stream, 30));
//------------------------------------------------
tag.AddYear(Read(mp3Stream, 4));
tag.AddComment(Read(mp3Stream, 30));
//string trackNumber;
mp3Stream.Seek(- 2, SeekOrigin.Current);
b = new byte[2];
mp3Stream.Read(b, 0, 2);
if (b[0] == 0)
tag.AddTrack(b[1].ToString());
byte genreByte = (byte) mp3Stream.ReadByte();
mp3Stream.Seek(0, SeekOrigin.Begin);
tag.AddGenre(TagGenres.Get(genreByte));
return true;
}
/// <summary>
/// Inflate the token
/// NOTE: This operation is not continuable and assumes that the entire token is available in the stream
/// </summary>
/// <param name="source">Stream to inflate the token from.</param>
/// <returns>True in case of success, false otherwise.</returns>
public override bool Inflate(Stream source)
{
// Read length of entire message
uint totalLengthOfData = TDSUtilities.ReadUInt(source);
// Read length of the fedauth token
uint tokenLength = TDSUtilities.ReadUInt(source);
// Read the fedauth token
_token = new byte[tokenLength];
source.Read(_token, 0, (int)tokenLength);
// Read nonce if it exists
if (totalLengthOfData > tokenLength)
{
_nonce = new byte[totalLengthOfData - tokenLength];
source.Read(_nonce, 0, (int)(totalLengthOfData - tokenLength));
}
else if (tokenLength > totalLengthOfData)
{
// token length cannot be greater than the total length of the message
return false;
}
return true;
}
public EncodingInfo Read( Stream raf )
{
EncodingInfo info = new EncodingInfo();
//Begin info fetch-------------------------------------------
if ( raf.Length == 0 ) {
//Empty File
throw new CannotReadException("File is empty");
}
raf.Seek( 0 , SeekOrigin.Begin);
//MP+ Header string
byte[] b = new byte[4];
raf.Read(b, 0, b.Length);
string mpc = new string(System.Text.Encoding.ASCII.GetChars(b));
if (mpc != "MAC ") {
throw new CannotReadException("'MAC ' Header not found");
}
b = new byte[4];
raf.Read(b, 0, b.Length);
int version = Utils.GetNumber(b, 0,3);
if(version < 3970)
throw new CannotReadException("Monkey Audio version <= 3.97 is not supported");
b = new byte[44];
raf.Read(b, 0, b.Length);
MonkeyDescriptor md = new MonkeyDescriptor(b);
b = new byte[24];
raf.Read(b, 0, b.Length);
MonkeyHeader mh = new MonkeyHeader(b);
raf.Seek(md.RiffWavOffset, SeekOrigin.Begin);
b = new byte[12];
raf.Read(b, 0, b.Length);
WavRIFFHeader wrh = new WavRIFFHeader(b);
if(!wrh.Valid)
throw new CannotReadException("No valid RIFF Header found");
b = new byte[24];
raf.Read(b, 0, b.Length);
WavFormatHeader wfh = new WavFormatHeader(b);
if(!wfh.Valid)
throw new CannotReadException("No valid WAV Header found");
info.Length = mh.Length;
info.ChannelNumber = wfh.ChannelNumber ;
info.SamplingRate = wfh.SamplingRate ;
info.Bitrate = ComputeBitrate(info.Length, raf.Length) ;
info.EncodingType = "Monkey Audio v" + (((double)version)/1000)+", compression level "+mh.CompressionLevel;
info.ExtraEncodingInfos = "";
return info;
}
public Id3v2Tag Read(Stream mp3Stream)
{
Id3v2Tag tag;
byte[] b = new byte[3];
mp3Stream.Read(b, 0, b.Length);
mp3Stream.Seek(0, SeekOrigin.Begin);
string ID3 = new string(System.Text.Encoding.ASCII.GetChars(b));
if (ID3 != "ID3") {
throw new CannotReadException("Not an ID3 tag");
}
//Begins tag parsing ---------------------------------------------
mp3Stream.Seek(3, SeekOrigin.Begin);
//----------------------------------------------------------------------------
//Version du tag ID3v2.xx.xx
string versionHigh=mp3Stream.ReadByte() +"";
string versionID3 =versionHigh+ "." + mp3Stream.ReadByte();
//------------------------------------------------------------------------- ---
//D?tection de certains flags (A COMPLETER)
this.ID3Flags = ProcessID3Flags( (byte) mp3Stream.ReadByte() );
//----------------------------------------------------------------------------
// On extrait la taille du tag ID3
int tagSize = ReadSyncsafeInteger(mp3Stream);
//System.err.println("TagSize: "+tagSize);
// ------------------NEWNEWNWENENEWNENWEWN-------------------------------
//Fill a byte buffer, then process according to correct version
b = new byte[tagSize+2];
mp3Stream.Read(b, 0, b.Length);
ByteBuffer bb = new ByteBuffer(b);
if (ID3Flags[0]==true) {
//We have unsynchronization, first re-synchronize
bb = synchronizer.synchronize(bb);
}
if(versionHigh == "2") {
tag = v23.Read(bb, ID3Flags, Id3v2Tag.ID3V22);
}
else if(versionHigh == "3") {
tag = v23.Read(bb, ID3Flags, Id3v2Tag.ID3V23);
}
else if(versionHigh == "4") {
throw new CannotReadException("ID3v2 tag version "+ versionID3 + " not supported !");
}
else {
throw new CannotReadException("ID3v2 tag version "+ versionID3 + " not supported !");
}
return tag;
}
private void ReadWriteStream(Stream readStream, Stream writeStream)
{
int count = 0x100;
byte[] buffer = new byte[count];
for (int i = readStream.Read(buffer, 0, count); i > 0; i = readStream.Read(buffer, 0, count))
{
writeStream.Write(buffer, 0, i);
}
readStream.Close();
writeStream.Close();
}
//接收线程
public void receive()
{
filename = formm.filenamew[threadh];
strUrl = formm.strurl;
ns = null;
nbytes = new byte[512];
nreadsize = 0;
Console.WriteLine("线程" + threadh.ToString() + "开始接收");
if (!File.Exists(filename))
{
fs = new FileStream(filename, System.IO.FileMode.Create);
}
else
{
fs = File.OpenWrite(filename);
DownLoadSize = fs.Length;
formm.DownLoadtotal += DownLoadSize;
formm.filestartw[threadh] += DownLoadSize;
fs.Seek(DownLoadSize, SeekOrigin.Current); //已经存在
}
if (!formm.threadw[threadh])
{
try
{
request = (HttpWebRequest)HttpWebRequest.Create(strUrl);
//接收的起始位置及接收的长度
request.AddRange(formm.filestartw[threadh], formm.filestartw[threadh] + formm.filesizew[threadh]-DownLoadSize);
ns = request.GetResponse().GetResponseStream();//获得接收流
nreadsize = ns.Read(nbytes, 0, 512);
while (nreadsize > 0)
{
fs.Write(nbytes, 0, nreadsize);
nreadsize = ns.Read(nbytes, 0, 512);
formm.DownLoadtotal += 512;
Console.WriteLine("线程" + threadh.ToString() + "正在接收" + formm.DownLoadSpeed.ToString() + "k/s___已经下了" + formm.DownLoadtotal.ToString() + "还剩下" + formm.LeftDownLoadTime.ToString() + "s" + "百分比" + formm.DownLoadPercentage.ToString());
}
fs.Close();
ns.Close();
}
catch (Exception er)
{
Console.WriteLine("123");
fs.Close();
}
}
Console.WriteLine("进程" + threadh.ToString() + "接收完毕!");
formm.threadw[threadh] = true;
}
public EncodingInfo Read( Stream raf )
{
EncodingInfo info = new EncodingInfo();
//Begin info fetch-------------------------------------------
if ( raf.Length==0 ) {
//Empty File
throw new CannotReadException("File is empty");
}
raf.Seek( 0 , SeekOrigin.Begin);
//MP+ Header string
byte[] b = new byte[3];
raf.Read(b, 0, b.Length);
string mpc = new string(System.Text.Encoding.ASCII.GetChars(b));
if (mpc != "MP+" && mpc == "ID3") {
//TODO Do we have to do this ??
//we have an ID3v2 tag at the beginning
//We quickly jump to MPC data
raf.Seek(6, SeekOrigin.Begin);
int tagSize = ReadSyncsafeInteger(raf);
raf.Seek(tagSize+10, SeekOrigin.Begin);
//retry to read MPC stream
b = new byte[3];
raf.Read(b, 0, b.Length);
mpc = new string(System.Text.Encoding.ASCII.GetChars(b));
if (mpc != "MP+") {
//We could definitely not go there
throw new CannotReadException("MP+ Header not found");
}
} else if (mpc != "MP+"){
throw new CannotReadException("MP+ Header not found");
}
b = new byte[25];
raf.Read(b, 0, b.Length);
MpcHeader mpcH = new MpcHeader(b);
//We only support v7 Stream format, so if it isn't v7, then returned values
//will be bogus, and the file will be ignored
double pcm = mpcH.SamplesNumber;
info.Length = (int) ( pcm * 1152 / mpcH.SamplingRate );
info.ChannelNumber = mpcH.ChannelNumber;
info.SamplingRate = mpcH.SamplingRate;
info.EncodingType = mpcH.EncodingType;
info.ExtraEncodingInfos = mpcH.EncoderInfo;
info.Bitrate = ComputeBitrate( info.Length, raf.Length );
return info;
}
public override int ReadFrom(Stream channel)
{
this.ExpectIncomplete();
var read = 0;
// have we read the request size yet?
if (this.sizeBuffer.Remaining() > 0)
{
read += channel.Read(this.sizeBuffer.Array, 0, 4);
this.sizeBuffer.Position = read;
}
// have we allocated the request buffer yet?
if (this.contentBuffer == null && !this.sizeBuffer.HasRemaining())
{
this.sizeBuffer.Rewind();
var size = this.sizeBuffer.GetInt();
if (size <= 0)
{
throw new InvalidRequestException(string.Format("{0} is not a valid request size", size));
}
if (size > this.MaxSize)
{
throw new InvalidRequestException(
string.Format(
"Request of length {0} is not valid, it is larget than the maximum size of {1} bytes",
size,
this.MaxSize));
}
this.contentBuffer = this.ByteBufferAllocate(size);
}
// if we have a buffer read some stuff into it
if (this.contentBuffer != null)
{
read = channel.Read(this.contentBuffer.Array, (int)(this.contentBuffer.ArrayOffset() + this.contentBuffer.Position), this.contentBuffer.Remaining());
this.contentBuffer.Position += read;
// did we get everything?
if (!this.contentBuffer.HasRemaining())
{
this.contentBuffer.Rewind();
this.complete = true;
}
}
return read;
}
public EncodingInfo Read(Stream raf)
{
//Read the infos--------------------------------------------------------
if (raf.Length == 0) {
//Empty File
throw new CannotReadException("Error: File empty");
}
raf.Seek(0, SeekOrigin.Begin);
//FLAC Header string
byte[] b = new byte[4];
raf.Read(b, 0, b.Length);
string flac = new string(System.Text.Encoding.ASCII.GetChars(b));
if (flac != "fLaC") {
throw new CannotReadException("fLaC Header not found");
}
MetadataBlockDataStreamInfo mbdsi = null;
bool isLastBlock = false;
while (!isLastBlock) {
b = new byte[4];
raf.Read(b, 0, b.Length);
MetadataBlockHeader mbh = new MetadataBlockHeader(b);
if (mbh.BlockType == (int) MetadataBlockHeader.BlockTypes.StreamInfo) {
b = new byte[mbh.DataLength];
raf.Read(b, 0, b.Length);
mbdsi = new MetadataBlockDataStreamInfo(b);
if (!mbdsi.Valid) {
throw new CannotReadException("FLAC StreamInfo not valid");
}
break;
}
raf.Seek(raf.Position + mbh.DataLength, SeekOrigin.Begin);
isLastBlock = mbh.IsLastBlock;
mbh = null; //Free memory
}
EncodingInfo info = new EncodingInfo();
info.Length = mbdsi.Length;
info.ChannelNumber = mbdsi.ChannelNumber;
info.SamplingRate = mbdsi.SamplingRate;
info.EncodingType = mbdsi.EncodingType;
info.ExtraEncodingInfos = "";
info.Bitrate = ComputeBitrate(mbdsi.Length, raf.Length);
return info;
}
public Id3v1Tag Read( Stream mp3Stream )
{
Id3v1Tag tag = new Id3v1Tag();
//Check wether the file contains an Id3v1 tag--------------------------------
mp3Stream.Seek( -128 , SeekOrigin.End);
byte[] b = new byte[3];
mp3Stream.Read( b, 0, 3 );
mp3Stream.Seek(0, SeekOrigin.Begin);
string tagS = new string(System.Text.Encoding.ASCII.GetChars( b ));
if(tagS != "TAG"){
throw new CannotReadException("There is no Id3v1 Tag in this file");
}
mp3Stream.Seek( - 128 + 3, SeekOrigin.End );
//Parse the tag -)------------------------------------------------
string songName = Read(mp3Stream, 30);
//------------------------------------------------
string artist = Read(mp3Stream, 30);
//------------------------------------------------
string album = Read(mp3Stream, 30);
//------------------------------------------------
string year = Read(mp3Stream, 4);
//------------------------------------------------
string comment = Read(mp3Stream, 30);
//------------------------------------------------
string trackNumber = "";
mp3Stream.Seek(- 2, SeekOrigin.Current);
b = new byte[2];
mp3Stream.Read(b, 0, 2);
if ( b[0] == 0 ) {
trackNumber = b[1].ToString ();
}
//------------------------------------------------
byte genreByte = (byte) mp3Stream.ReadByte();
mp3Stream.Seek(0, SeekOrigin.Begin);
tag.SetTitle( songName );
tag.SetArtist( artist );
tag.SetAlbum( album );
tag.SetYear( year );
tag.SetComment( comment );
tag.SetTrack( trackNumber );
tag.SetGenre( tag.TranslateGenre(genreByte) );
return tag;
}
/**
* Receive a message of the given size from the inputstream.
* Makes sure the complete message is received, raises IOException otherwise.
*/
public static byte[] recv(Stream ins, int size) {
byte [] bytes = new byte [size];
int numRead = ins.Read(bytes, 0, size);
if(numRead<=0) {
throw new IOException("premature end of data");
}
while (numRead < size) {
int len = ins.Read(bytes, numRead, size - numRead);
if(len<=0) {
throw new IOException("premature end of data");
}
numRead+=len;
}
return bytes;
}
public Stream Echo(Stream data)
{
MemoryStream dataStorage = new MemoryStream();
byte[] byteArray = new byte[8192];
int bytesRead = data.Read(byteArray, 0, 8192);
while (bytesRead > 0)
{
dataStorage.Write(byteArray, 0, bytesRead);
bytesRead = data.Read(byteArray, 0, 8192);
}
data.Close();
dataStorage.Seek(0, SeekOrigin.Begin);
return dataStorage;
}
public static dynamic[] Parse(Stream stream, Dictionary<int, string> fields)
{
var format = stream.Read<ulong>();
stream.Position = 0;
// DMsg format
if (format == 0x00000067736D5F64)
{
return DMsgParser.Parse(stream, fields);
}
// Dialog format
if ((format & 0x10000000) > 0 && format % 0x10000000 == (ulong) stream.Length - 4)
{
return DialogParser.Parse(stream, fields[0]);
}
// Auto-translate files (no specific format)
if ((format & 0xFFFFFCFF) == 0x00010002)
{
return ATParser.Parse(stream, fields[0]);
}
throw new InvalidDataException("Unknown DAT format.");
}
/// <summary>
/// Gets the ID3v2 tag size from a specified stream. Returns 0 if no tag exists.
/// </summary>
/// <param name="stream">The stream.</param>
public static int GetTagSize(Stream stream)
{
try
{
if (stream.Length >= 16)
{
stream.Position = 0;
byte[] identifier = stream.Read(3);
// 'ID3' identifier
if (!(identifier[0] == 0x49 && identifier[1] == 0x44 && identifier[2] == 0x33))
{
return 0;
}
IID3v2Header header = new ID3v2Header(stream, false);
int tagSize = header.TagSize;
if (tagSize != 0)
return tagSize + 10 + (header.IsFooterPresent ? 10 : 0);
else
return 0;
}
return 0;
}
finally
{
stream.Position = 0;
}
}
public ManagedBitmap(Stream stream)
{
byte[] buffer = new byte[8];
stream.Read(buffer, 0, buffer.Length);
Width = buffer[4] << 8 | buffer[5];
Height = buffer[6] << 8 | buffer[7];
_colors = new Color[Width * Height];
buffer = new byte[Width * Height * 4];
stream.Read(buffer, 0, buffer.Length);
int start = 0;
for (int i = 0; i < _colors.Length; i++)
{
_colors[i] = Color.FromArgb(buffer[start], buffer[start + 1], buffer[start + 2], buffer[start + 3]);
start += 4;
}
}
static MemoryStream StreamToMemory(Stream input)
{
byte[] buffer = new byte[1024];
int count = 1024;
MemoryStream output;
// build a new stream
if (input.CanSeek)
{
output = new MemoryStream((int)input.Length);
}
else
{
output = new MemoryStream();
}
// iterate stream and transfer to memory stream
do
{
count = input.Read(buffer, 0, count);
if (count == 0)
break; // TODO: might not be correct. Was : Exit Do
output.Write(buffer, 0, count);
} while (true);
// rewind stream
output.Position = 0;
// pass back
return output;
}
private static string AddToArchive(string entryName, Stream inputStream, ZipArchive zipArchive, string hashName)
{
var entry = zipArchive.CreateEntry(entryName);
HashAlgorithm hashAlgorithm = null;
BinaryWriter zipEntryWriter = null;
try
{
hashAlgorithm = HashAlgorithm.Create(hashName);
zipEntryWriter = new BinaryWriter(entry.Open());
var readBuffer = new byte[StreamReadBufferSize];
int bytesRead;
while ((bytesRead = inputStream.Read(readBuffer, 0, readBuffer.Length)) > 0)
{
zipEntryWriter.Write(readBuffer, 0, bytesRead);
hashAlgorithm.TransformBlock(readBuffer, 0, bytesRead, readBuffer, 0);
}
hashAlgorithm.TransformFinalBlock(readBuffer, 0, 0);
var hashHexStringBuilder = new StringBuilder();
foreach (byte hashByte in hashAlgorithm.Hash)
{
hashHexStringBuilder.Append(hashByte.ToString("x2"));
}
return hashHexStringBuilder.ToString();
}
finally
{
hashAlgorithm.SafeDispose();
zipEntryWriter.SafeDispose();
}
}
public GenericBinaryFile(Stream stream)
{
_path = string.Empty;
_data = new byte[stream.Length];
stream.Read(_data, 0, (int)stream.Length);
stream.Dispose();
}
/// <summary>
/// Reads the stream into a byte array.
/// </summary>
/// <param name="responseStream">The response stream.</param>
/// <returns>A byte array.</returns>
internal static byte[] ReadStream(Stream responseStream)
{
byte[] data = new byte[32768];
byte[] buffer = new byte[32768];
using (MemoryStream ms = new MemoryStream())
{
bool exit = false;
while (!exit)
{
int read = responseStream.Read(buffer, 0, buffer.Length);
if (read <= 0)
{
data = ms.ToArray();
exit = true;
}
else
{
ms.Write(buffer, 0, read);
}
}
}
return data;
}
/// <summary>
/// Compute a hash from the content of a stream and restore the position.
/// </summary>
/// <remarks>
/// Modified FNV Hash in C#
/// http://stackoverflow.com/a/468084
/// </remarks>
internal static int ComputeHash(Stream stream)
{
System.Diagnostics.Debug.Assert(stream.CanSeek);
unchecked
{
const int p = 16777619;
var hash = (int)2166136261;
var prevPosition = stream.Position;
stream.Position = 0;
var data = new byte[1024];
int length;
while((length = stream.Read(data, 0, data.Length)) != 0)
{
for (var i = 0; i < length; i++)
hash = (hash ^ data[i]) * p;
}
// Restore stream position.
stream.Position = prevPosition;
hash += hash << 13;
hash ^= hash >> 7;
hash += hash << 3;
hash ^= hash >> 17;
hash += hash << 5;
return hash;
}
}
private static Encoding GetFileEncoding(Stream fileStream)
{
var buffer = new byte[5];
fileStream.Read(buffer, 0, 5);
if (buffer[0] == 0x00 && buffer[1] == 0x00 && buffer[2] == 0xFE && buffer[3] == 0xFF)
return new UTF32Encoding(true, true, true);
if (buffer[0] == 0x00 && buffer[1] == 0x00 && buffer[2] == 0x00)
return new UTF32Encoding(true, false, true);
if (buffer[0] == 0xFF && buffer[1] == 0xFE && buffer[2] == 0x00 && buffer[3] == 0x00)
return new UTF32Encoding(false, true, true);
if (buffer[1] == 0x00 && buffer[2] == 0x00 && buffer[3] == 0x00)
return new UTF32Encoding(false, false, true);
if (buffer[0] == 0xFE && buffer[1] == 0xFF)
return new UnicodeEncoding(true, true, true);
if (buffer[0] == 0x00)
return new UnicodeEncoding(true, false, true);
if (buffer[0] == 0xFF && buffer[1] == 0xFE)
return new UnicodeEncoding(false, true, true);
if (buffer[1] == 0x00)
return new UnicodeEncoding(false, false, true);
if (buffer[0] == 0xEF && buffer[1] == 0xBB && buffer[2] == 0xBF)
return new UTF8Encoding(true, true);
return new UTF8Encoding(false, true);
}
/// <summary>
/// 压缩流数据
/// </summary>
/// <param name="aSourceStream"></param>
/// <returns></returns>
public static byte[] EnCompress(Stream aSourceStream)
{
MemoryStream vMemory = new MemoryStream();
aSourceStream.Seek(0, SeekOrigin.Begin);
vMemory.Seek(0, SeekOrigin.Begin);
try
{
using (GZipStream vZipStream = new GZipStream(vMemory, CompressionMode.Compress))
{
byte[] vFileByte = new byte[1024];
int vRedLen = 0;
do
{
vRedLen = aSourceStream.Read(vFileByte, 0, vFileByte.Length);
vZipStream.Write(vFileByte, 0, vRedLen);
}
while (vRedLen > 0);
}
}
finally
{
vMemory.Dispose();
}
return vMemory.ToArray();
}
public static Stream Convert(Stream originalStream)
{
var copyData = new byte[originalStream.Length];
originalStream.Read(copyData, 0, copyData.Length);
var copyStream = new MemoryStream(copyData);
var encoding = DetectEncoding(copyData);
if (encoding == null)
return copyStream;
var utf8Suffix = new byte[] { 0xC2 };
if (encoding == Encoding.UTF8 && IsDataSuffixed(copyData, utf8Suffix))
copyStream.SetLength(copyStream.Length - utf8Suffix.Length);
using (var copyReader = new StreamReader(copyStream, encoding))
{
var originalText = copyReader.ReadToEnd();
var asciiData = Encoding.ASCII.GetBytes(originalText);
var asciiText = Encoding.ASCII.GetString(asciiData);
if (originalText == asciiText)
return new MemoryStream(asciiData);
return CreateSuffixedStream(originalText, Encoding.UTF8, utf8Suffix);
}
}
public static FileType GetType(Stream sIn,out int offset)
{
int headSize = 76;
if (sIn.Length < headSize)
headSize = (int)sIn.Length;
byte[] buffer = new byte[headSize];
sIn.Read(buffer, 0, headSize);
foreach (Detector detector in Detectors)
{
if (headSize <= detector.HeaderLength) continue;
bool found = true;
foreach (Data data in detector.Datas)
found &= ByteComp(buffer, data);
if (found)
{
offset = detector.FileOffset;
return detector.FType;
}
}
offset = 0;
return FileType.Nothing;
}
/// <summary>
/// Inflate the Feature option
/// </summary>
/// <param name="source">Stream to inflate the token from</param>
/// <returns>TRUE if inflation is complete</returns>
public override bool Inflate(Stream source)
{
// Reset inflation size
InflationSize = 0;
// Skip feature ID inflation because it was read by options collection
// Read the length
int length = (int)TDSUtilities.ReadUInt(source);
// Update inflation size
InflationSize += sizeof(int);
// Allocate a container for the specified length
Data = new byte[length];
// Read the data
source.Read(Data, 0, Data.Length);
// Update inflation size
InflationSize += (uint)length;
// We've inflated the token option
return true;
}
public static byte[][] SearchHashes(Stream stream, IList<byte[]> hashes, int length = 32)
{
var result = new byte[hashes.Count][];
Parallel.For(0, (int)(stream.Length / BLOCK_LENGTH), (int k) => {
var hashProvider = new SHA1CryptoServiceProvider();
var buffer = new byte[length];
for (int i = 0; i < (BLOCK_LENGTH / ALIGN_LENGTH); i++)
{
var position = k * BLOCK_LENGTH + i * ALIGN_LENGTH;
if (position >= stream.Length)
continue;
lock (stream)
{
stream.Position = position;
stream.Read(buffer, 0, length);
}
var hash = hashProvider.ComputeHash(buffer);
for (int j = 0; j < hashes.Count; j++)
if (hash.SequenceEqual(hashes[j]))
result[j] = (byte[])buffer.Clone();
}
});
return result;
}
public static void Drain(Stream inStr)
{
var bs = new byte[BufferSize];
while (inStr.Read(bs, 0, bs.Length) > 0)
{
}
}
public static PlaneExtension Load(System.IO.Stream fs, Plane p)
{
var pe = new PlaneExtension(p, null);
var data = new byte[4];
fs.Read(data, 0, data.Length);
int structuresCount = System.BitConverter.ToInt32(data, 0);
if (structuresCount > INNER_RESOLUTION * INNER_RESOLUTION || structuresCount < 0)
{
Debug.Log("surface block load error - incorrect structures count");
GameMaster.LoadingFail();
return(null);
}
else
{
if (structuresCount > 0)
{
Structure.LoadStructures(structuresCount, fs, p);
}
}
return(pe);
}
/// <summary>
/// 接收从微信支付后台发送过来的数据未验证签名
/// </summary>
/// <returns>微信支付后台返回的数据</returns>
public static WxPayData GetNotifyData()
{
//接收从微信后台POST过来的数据
System.IO.Stream s = HttpContext.Current.Request.InputStream;
int count = 0;
byte[] buffer = new byte[1024];
StringBuilder builder = new StringBuilder();
while ((count = s.Read(buffer, 0, 1024)) > 0)
{
builder.Append(Encoding.UTF8.GetString(buffer, 0, count));
}
s.Flush();
s.Close();
s.Dispose();
//转换数据格式暂不验证签名
WxPayData data = new WxPayData();
try
{
data.FromXml(builder.ToString());
}
catch (WxPayException ex)
{
//若签名错误，则立即返回结果给微信支付后台
WxPayData res = new WxPayData();
res.SetValue("return_code", "FAIL");
res.SetValue("return_msg", ex.Message);
HttpContext.Current.Response.Write(res.ToXml());
HttpContext.Current.Response.End();
}
return(data);
}
/// <summary>
/// 接收从微信支付后台发送过来的数据并验证签名
/// </summary>
/// <returns>微信支付后台返回的数据</returns>
public WxPayData GetNotifyData()
{
//接收从微信后台POST过来的数据
System.IO.Stream s = Request.InputStream;
int count = 0;
byte[] buffer = new byte[1024];
StringBuilder builder = new StringBuilder();
while ((count = s.Read(buffer, 0, 1024)) > 0)
{
builder.Append(Encoding.UTF8.GetString(buffer, 0, count));
}
s.Flush();
s.Close();
s.Dispose();
Log.Info(this.GetType().ToString(), "Receive data from WeChat : " + builder.ToString());
//转换数据格式并验证签名
WxPayData data = new WxPayData();
try
{
data.FromXml(builder.ToString());
}
catch (WxPayException ex)
{
//若签名错误，则立即返回结果给微信支付后台
WxPayData res = new WxPayData();
res.SetValue("return_code", "FAIL");
res.SetValue("return_msg", ex.Message);
Log.Error(this.GetType().ToString(), "Sign check error : " + res.ToXml());
return(res);
}
return(data);
}
/// <summary>
/// Gets the byte array from stream.
/// </summary>
/// <param name="media">The media.</param>
/// <param name="rpu">The rpu.</param>
/// <param name="caller">The caller.</param>
/// <returns></returns>
/// <remarks>Documented by Dev05, 2009-01-16</remarks>
private static byte[] GetByteArrayFromStream(System.IO.Stream media, MLifter.DAL.Tools.StatusMessageReportProgress rpu, object caller)
{
int buffer_length = 10240;
byte[] data = new byte[media.Length];
StatusMessageEventArgs args = new StatusMessageEventArgs(StatusMessageType.CreateMediaProgress, (int)media.Length);
media.Seek(0, SeekOrigin.Begin);
int read = 0;
int pos = 0;
do
{
read = media.Read(data, pos, Math.Min(buffer_length, data.Length - pos));
pos += read;
args.Progress = pos;
if (rpu != null)
{
rpu.Invoke(args, caller);
}
}while (read == buffer_length);
return(data);
}
/// <summary>
/// 通过HTTP GET方式下载文件到指定的目录。
/// </summary>
/// <param name="url">需要下载的URL</param>
/// <param name="destDir">需要下载到的目录</param>
/// <returns>下载后的文件</returns>
public static string Download(string url, string destDir)
{
string file = null;
try
{
WebUtils wu = new WebUtils();
HttpWebRequest req = wu.GetWebRequest(url, "GET", null);
HttpWebResponse rsp = (HttpWebResponse)req.GetResponse();
if (CTYPE_OCTET.Equals(rsp.ContentType))
{
file = Path.Combine(destDir, GetFileName(rsp.Headers["Content-Disposition"]));
using (System.IO.Stream rspStream = rsp.GetResponseStream())
{
int len = 0;
byte[] buf = new byte[8192];
using (FileStream fileStream = new FileStream(file, FileMode.OpenOrCreate))
{
while ((len = rspStream.Read(buf, 0, buf.Length)) > 0)
{
fileStream.Write(buf, 0, len);
}
}
}
}
else
{
throw new TopException(wu.GetResponseAsString(rsp, Encoding.UTF8));
}
}
catch (WebException e)
{
throw new TopException("isv.file-already-download", e.Message);
}
return(file);
}
static void ZapiszPlik(System.IO.Stream instream, string filePath)
{
const int bufferLength = 8192;
int bytecount = 0;
int counter = 0;
byte[] buffer = new byte[bufferLength];
Console.WriteLine("--->Zapisuje plik {0}", filePath);
FileStream outstream = File.Open(filePath, FileMode.Create, FileAccess.Write);
while ((counter = instream.Read(buffer, 0, bufferLength)) > 0)
{
outstream.Write(buffer, 0, counter);
Console.Write(".{0}", counter);
bytecount += counter;
}
Console.WriteLine();
Console.WriteLine("Zapisano {0} bajtów", bytecount);
outstream.Close();
instream.Close();
Console.WriteLine();
Console.WriteLine("-->Plik {0} zapisany", filePath);
}
public void Load(System.IO.Stream fs)
{
const int length = 48;
var data = new byte[length];
fs.Read(data, 0, length);
int i = 0;
float d(in int x)
{
return(System.BitConverter.ToSingle(data, x));
}
Vector3 v(in int x)
{
return(new Vector3(d(x), d(x + 4), d(x + 8)));
}
camBasisTransform.position = v(i); i += 12;
camBasisTransform.rotation = Quaternion.Euler(v(i)); i += 12;
camTransform.position = v(i); i += 12;
camTransform.rotation = Quaternion.Euler(v(i));
positionLoaded = true;
}
private void SaveFile(System.IO.Stream instream, string filePath)
{
const int bufferLength = 8192;
int bytecount = 0;
int counter = 0;
byte[] buffer = new byte[bufferLength];
Console.WriteLine("-->Saving file{0}", filePath);
FileStream outstream = File.Open(filePath, FileMode.Create, FileAccess.Write);
while ((counter = instream.Read(buffer, 0, bufferLength)) > 0)
{
outstream.Write(buffer, 0, counter);
Console.Write(".{0}", counter);
bytecount += counter;
}
Console.WriteLine();
Console.WriteLine("Saved {0} bytes", bytecount);
outstream.Close();
instream.Close();
Console.WriteLine();
Console.WriteLine("-->File {0} saved", filePath);
backgroundWorker.RunWorkerAsync();
}
public static void CopyToStream(this System.IO.Stream sourceStream, System.IO.Stream targetStream, int bufferSize = 0)
{
if (null == sourceStream)
{
throw new ArgumentException("参数sourceStream不能为null");
}
if (null == targetStream)
{
throw new ArgumentException("参数targetStream不能为null");
}
bufferSize = bufferSize <= 0 ? 1024 * 1024 * 16 : bufferSize;
byte[] buffer = new byte[bufferSize];
long lPos = 0;
int readLength = bufferSize;
while (readLength > 0)
{
sourceStream.Seek(lPos, System.IO.SeekOrigin.Begin);
readLength = sourceStream.Read(buffer, 0, buffer.Length);
targetStream.Seek(lPos, System.IO.SeekOrigin.Begin);
targetStream.Write(buffer, 0, readLength);
lPos += readLength;
}
}
public static ZipEntry Read(System.IO.Stream s, bool TurnOnDebug)
{
ZipEntry entry = new ZipEntry();
entry._Debug = TurnOnDebug;
if (!ReadHeader(s, entry))
{
return(null);
}
entry.__filedata = new byte[entry.CompressedSize];
int n = s.Read(entry._FileData, 0, entry._FileData.Length);
if (n != entry._FileData.Length)
{
throw new Exception("badly formatted zip file.");
}
// finally, seek past the (already read) Data descriptor if necessary
if ((entry._BitField & 0x0008) == 0x0008)
{
s.Seek(16, System.IO.SeekOrigin.Current);
}
return(entry);
}
/// <summary>
/// This method called when the page is loaded into the browser. This method requests input stream and parses it to get message counts.
/// </summary>
/// <param name="sender">object, which invoked this method</param>
/// <param name="e">EventArgs, which specifies arguments specific to this method</param>
protected void Page_Load(object sender, EventArgs e)
{
System.IO.Stream stream = Request.InputStream;
this.receivedDeliveryStatusFilePath = ConfigurationManager.AppSettings["ReceivedDeliveryStatusFilePath"];
if (string.IsNullOrEmpty(this.receivedDeliveryStatusFilePath))
{
this.receivedDeliveryStatusFilePath = "~\\DeliveryStatus.txt";
}
string count = ConfigurationManager.AppSettings["NumberOfDeliveryStatusToStore"];
if (!string.IsNullOrEmpty(count))
{
this.numberOfDeliveryStatusToStore = Convert.ToInt32(count);
}
else
{
this.numberOfDeliveryStatusToStore = 5;
}
if (null != stream)
{
byte[] bytes = new byte[stream.Length];
stream.Position = 0;
stream.Read(bytes, 0, (int)stream.Length);
string responseData = Encoding.ASCII.GetString(bytes);
JavaScriptSerializer serializeObject = new JavaScriptSerializer();
DeliveryStatusNotification message = (DeliveryStatusNotification)serializeObject.Deserialize(responseData, typeof(DeliveryStatusNotification));
if (null != message)
{
this.SaveMessage(message);
}
}
}
public static void CopyTo(this System.IO.Stream src, System.IO.Stream dest)
{
if (src == null)
{
throw new ArgumentNullException("src");
}
if (dest == null)
{
throw new ArgumentNullException("dest");
}
if (src.CanSeek)
{
src.Seek(0, SeekOrigin.Begin);
}
var buffer = new byte[4096];
int cnt;
while ((cnt = src.Read(buffer, 0, buffer.Length)) > 0)
{
dest.Write(buffer, 0, cnt);
}
}
private void LoadFile()
{
OpenFileDialog FileDialog = new OpenFileDialog();
FileDialog.Filter = "PNG files (*.png)|*.png|All files (*.*)|*.*";
FileDialog.Title = "Open Image";
DialogResult result = FileDialog.ShowDialog(); // Show the dialog.
if (result == DialogResult.OK) // Test result.
{
using (System.IO.Stream Stream = FileDialog.OpenFile())
{
Data = new byte[Stream.Length];
Stream.Read(Data, 0, Data.Length);
Stream.Close();
Stream.Dispose();
}
FileDialog.Dispose();
}
else
{
return;
}
}
private void Load(
)
{
/*
* NOTE: Big-endian data expected.
*/
System.IO.Stream stream = Stream;
BigEndianBinaryReader streamReader = new BigEndianBinaryReader(stream);
int index = 4;
stream.Seek(index, SeekOrigin.Begin);
byte[] markerBytes = new byte[2];
while (true)
{
index += streamReader.ReadUInt16();
stream.Seek(index, SeekOrigin.Begin);
stream.Read(markerBytes, 0, 2);
index += 2;
// Frame header?
if (markerBytes[0] == 0xFF &&
markerBytes[1] == 0xC0)
{
stream.Seek(2, SeekOrigin.Current);
// Get the image bits per color component (sample precision)!
BitsPerComponent = stream.ReadByte();
// Get the image size!
Height = streamReader.ReadUInt16();
Width = streamReader.ReadUInt16();
break;
}
}
}
/// <summary>
/// Convert Stream into byte[]
/// </summary>
/// <param name="obj">Object.</param>
/// <returns>byte[].</returns>
public byte[] toByteArray(object obj)
{
if (obj == null)
{
return(null);
}
try
{
System.IO.Stream body = obj as System.IO.Stream;
byte[] buffer = new byte[16 * 1024];
using (System.IO.MemoryStream ms = new System.IO.MemoryStream()) {
int read;
while ((read = body.Read(buffer, 0, buffer.Length)) > 0)
{
ms.Write(buffer, 0, read);
}
return(ms.ToArray());
}
}
catch (Exception e)
{
throw new ApiException(500, e.Message);
}
}
public System.IO.MemoryStream ReadLine()
{
// check and skip BOM in the beginning of file
if (_logStream.Position == 0)
{
var bom = Encoding.UTF8.GetPreamble();
var bomBuffer = new byte[bom.Length];
if (bomBuffer.Length != _logStream.Read(bomBuffer, 0, bomBuffer.Length) ||
!bomBuffer.SequenceEqual(bom))
{
_logStream.Position = 0;
}
}
var result = new MemoryStream(256);
int thisByte;
while (0 <= (thisByte = _logStream.ReadByte()))
{
if (result.Length == 0 &&
thisByte < 128 && // main ASCII set control or whitespace
(char.IsControl((char)thisByte) || char.IsWhiteSpace((char)thisByte))
)
{
continue; // Ignore CR/LF and spaces in the beginning of the line
}
else if (thisByte == 10 || thisByte == 13)
{
break; // EOL found
}
result.WriteByte((byte)thisByte);
}
return(result);
}
public void ReadAndVerifyMac(System.IO.Stream s)
{
bool invalid = false;
long PositionOfMac = s.Position;
//Console.WriteLine("posn before reading MAC: {0} (0x{0:X2})", PositionOfMac);
// read integrityCheckVector.
// caller must ensure that the file pointer is in the right spot!
_StoredMac = new byte[10]; // aka "authentication code"
int n = s.Read(_StoredMac, 0, _StoredMac.Length);
if (_StoredMac.Length != CalculatedMac.Length)
{
invalid = true;
}
if (!invalid)
{
for (int i = 0; i < _StoredMac.Length; i++)
{
if (_StoredMac[i] != CalculatedMac[i])
{
invalid = true;
}
}
}
if (invalid)
{
throw new Exception(String.Format("The MAC does not match '{0}' != '{1}'",
Util.FormatByteArray(_StoredMac),
Util.FormatByteArray(CalculatedMac)));
}
}
private static Assembly ResolveAssemblyFromResource(object sender, ResolveEventArgs e)
{
Assembly resourceAssembly;
string shortName = e.Name.Split(',')[0];
if ((object)s_assemblyCache == null)
{
s_assemblyCache = new Dictionary <string, Assembly>();
}
resourceAssembly = s_assemblyCache[shortName];
if ((object)resourceAssembly == null)
{
// Loops through all of the resources in the executing assembly.
foreach (string name in Assembly.GetEntryAssembly().GetManifestResourceNames())
{
// Sees if the embedded resource name matches the assembly it is trying to load.
if (string.Compare(FilePath.GetFileNameWithoutExtension(name), EntryAssembly.RootNamespace + "." + shortName, true) == 0)
{
// If so, loads embedded resource assembly into a binary buffer.
System.IO.Stream resourceStream = Assembly.GetEntryAssembly().GetManifestResourceStream(name);
byte[] buffer = new byte[resourceStream.Length];
resourceStream.Read(buffer, 0, (int)resourceStream.Length);
resourceStream.Close();
// Loads assembly from binary buffer.
resourceAssembly = Assembly.Load(buffer);
s_assemblyCache.Add(shortName, resourceAssembly);
break;
}
}
}
return(resourceAssembly);
}
/*******************************/
/// <summary>Reads a number of characters from the current source Stream and writes the data to the target array at the specified index.</summary>
/// <param name="sourceStream">The source Stream to read from.</param>
/// <param name="target">Contains the array of characteres read from the source Stream.</param>
/// <param name="start">The starting index of the target array.</param>
/// <param name="count">The maximum number of characters to read from the source Stream.</param>
/// <returns>The number of characters read. The number will be less than or equal to count depending on the data available in the source Stream. Returns -1 if the end of the stream is reached.</returns>
public static System.Int32 ReadInput(System.IO.Stream sourceStream, byte[] target, int start, int count)
{
// Returns 0 bytes if not enough space in target
if (target.Length == 0)
{
return(0);
}
byte[] receiver = new byte[target.Length];
int bytesRead = sourceStream.Read(receiver, start, count);
// Returns -1 if EOF
if (bytesRead == 0)
{
return(-1);
}
for (int i = start; i < start + bytesRead; i++)
{
target[i] = (byte)receiver[i];
}
return(bytesRead);
}
public override Image Load(System.IO.Stream s)
{
if (s.ReadByte() == 255)
{
byte[] buf = new byte[s.Length - 1];
s.Read(buf, 0, buf.Length);
s = new MemoryStream(Orvid.Compression.LZMA.Decompress(buf));
}
else
{
s.Position = 0;
}
byte[] tmp = new byte[8];
s.Read(tmp, 0, 8); // skip the 8 empty bytes at the start of the file.
tmp = new byte[4];
s.Read(tmp, 0, 4);
uint Height = ReadUInt32(tmp); // Read the Height.
s.Read(tmp, 0, 4);
uint Width = ReadUInt32(tmp); // Read the Width.
Image i = new Image((int)Width, (int)Height);
byte r, g, b, a;
for (uint x = 0; x < Width; x++)
{
for (uint y = 0; y < Height; y++)
{
r = (byte)s.ReadByte();
g = (byte)s.ReadByte();
b = (byte)s.ReadByte();
a = (byte)s.ReadByte();
i.SetPixel(x, y, new Pixel(r, g, b, a));
}
}
return(i);
}
public void DoDownload(string url, string fileName)
{
//WebRequestを作成
System.Net.HttpWebRequest webreq =
(System.Net.HttpWebRequest)System.Net.WebRequest.Create(url);
//サーバーからの応答を受信するためのWebResponseを取得
System.Net.HttpWebResponse webres =
(System.Net.HttpWebResponse)webreq.GetResponse();
//応答データを受信するためのStreamを取得
System.IO.Stream strm = webres.GetResponseStream();
//ファイルに書き込むためのFileStreamを作成
System.IO.FileStream fs = new System.IO.FileStream(
fileName, System.IO.FileMode.Create, System.IO.FileAccess.Write);
//応答データをファイルに書き込む
byte[] readData = new byte[1024];
for (;;)
{
//データを読み込む
int readSize = strm.Read(readData, 0, readData.Length);
if (readSize == 0)
{
//すべてのデータを読み込んだ時
break;
}
//読み込んだデータをファイルに書き込む
fs.Write(readData, 0, readSize);
}
//閉じる
fs.Close();
strm.Close();
}
/// <summary>
/// Read from a stream.
/// </summary>
/// <param name="stream">The stream.</param>
/// <param name="length">The number of bytes to read.</param>
/// <param name="completed">The completed action.</param>
/// <param name="error">The error action.</param>
public static void Read(this System.IO.Stream stream, int length, Action <byte[]> completed, Action <Exception> error)
{
var buff = new byte[length];
try
{
byte[] bytes = null;
try
{
// Read the data from the stream.
int len = stream.Read(buff, 0, length);
bytes = len < 1
? new byte[0]
: len < length
? stream.ReadBytes(buff, len, length - len)
: buff;
}
catch
{
bytes = new byte[0];
}
if (completed != null)
{
completed(bytes);
}
}
catch (Exception ex)
{
if (error != null)
{
error(ex);
}
}
}
public static byte[] GetEmbeddedContent(string Resource)
{
System.Reflection.Assembly assembly = System.Reflection.Assembly.GetExecutingAssembly();
string ns = "Wdk.IO";
try
{
System.IO.Stream resStream = assembly.GetManifestResourceStream(ns + "." + Resource);
if (resStream != null)
{
byte[] myBuffer = new byte[resStream.Length];
resStream.Read(myBuffer, 0, (int)resStream.Length);
return(myBuffer);
}
else
{
return(BytesOf("<!--- Resource {" + Resource.ToUpper() + "} not found under " + ns + " -->"));
}
}
catch (Exception ex)
{
return(BytesOf(ex.ToString()));
}
}
public FilterStatus Filter(System.IO.Stream dataIn, out long dataInRead, System.IO.Stream dataOut, out long dataOutWritten)
{
if (dataIn == null)
{
dataInRead = 0;
dataOutWritten = 0;
return(FilterStatus.Done);
}
dataInRead = dataIn.Length;
dataOutWritten = Math.Min(dataInRead, dataOut.Length);
byte[] buffer = new byte[dataOutWritten];
int bytesRead = dataIn.Read(buffer, 0, (int)dataOutWritten);
dataOut.Write(buffer, 0, bytesRead);
string s = System.Text.Encoding.UTF8.GetString(buffer);
SaveContent(Entity, s);//写入文件
//SaveImage(Entity, buffer);//写入文件
return(FilterStatus.Done);
}
public void DownloadFunc(String url, int fileCount, String file)
{
HttpWebRequest httpRequest = (HttpWebRequest)WebRequest.Create(url);
HttpWebResponse httpResponse = (HttpWebResponse)httpRequest.GetResponse();
System.IO.Stream dataStream = httpResponse.GetResponseStream();
byte[] buffer = new byte[8192];
FileStream fs = new FileStream(folder + Convert.ToString(fileCount) + "." + file,
FileMode.Create, FileAccess.Write);
int size = 0;
do
{
size = dataStream.Read(buffer, 0, buffer.Length);
if (size > 0)
{
fs.Write(buffer, 0, size);
}
} while (size > 0);
fs.Close();
httpResponse.Close();
}
/// <summary>
/// Загрузить объект
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
internal static byte[] GetResourceBytes(string name)
{
try
{
System.IO.Stream stream = null;
stream = typeof(Tools).Assembly.GetManifestResourceStream(name);
if (stream != null)
{
long len = stream.Length;
if (len > 0)
{
byte[] buff = new byte[len];
stream.Read(buff, 0, (int)len);
return(buff);
}
}
return(null);
}
catch
{
return(null);
}
}
static void ZapiszPlik(System.IO.Stream instream, string filePath)
{
const int bufferLength = 8192; //długość bufora 8KB
int bytecount = 0; //licznik
int counter = 0; //licznik pomocniczy
byte[] buffer = new byte[bufferLength];
Console.WriteLine("--> Zapisuje plik {0}", filePath);
FileStream outstream = File.Open(filePath, FileMode.Create, FileAccess.Write);
//zapisywanie danych porcjami
while ((counter = instream.Read(buffer, 0, bufferLength)) > 0)
{
outstream.Write(buffer, 0, counter);
Console.Write(".{0}", counter); //wypisywanie info. po każdej części
bytecount += counter;
}
Console.WriteLine();
Console.WriteLine("Zapisano {0} bajtow", bytecount);
outstream.Close();
instream.Close();
Console.WriteLine();
Console.WriteLine("--> Plik {0} zapisany", filePath);
}
protected void Page_Load(object sender, EventArgs e)
{
// 请求方式大写
string httpMethod = Request.HttpMethod.ToUpper();
if (httpMethod == "GET")
{
string signature = Request["signature"] == null ? "" : Request["signature"];
string timestamp = Request["timestamp"] == null ? "" : Request["timestamp"];
string nonce = Request["nonce"] == null ? "" : Request["nonce"];
string echoStr = Request["echoStr"] == null ? "" : Request["echoStr"];
//log
string log = "【" + httpMethod + "】" + DateTime.Now.ToString() + "|signature(" + signature + ")|timestamp(" + timestamp + ")|nonce(" + nonce + ")|echoStr(" + echoStr + ")";
// WriteLog(log);
WXPushLog("收到消息0GET", Request.Url.Query);
Response.Write(echoStr);
Response.End();
}
else if (httpMethod == "POST")
{
if (Request.InputStream != null)
{
System.IO.Stream sm = Request.InputStream; //获取post正文
int len = (int)sm.Length; //post数据长度
byte[] inputByts = new byte[len]; //字节数据,用于存储post数据
sm.Read(inputByts, 0, len); //将post数据写入byte数组中
sm.Close(); //关闭IO流
string data = Encoding.GetEncoding("utf-8").GetString(inputByts); //转为unicode编码
data = Server.UrlDecode(data); //下面解释一下Server.UrlDecode和Server.UrlEncode的作用
//WriteLog("【" + DateTime.Now + "收到消息】" + data);
WXPushLog("收到消息0", data);
SendMsgToUser(data);
}
}
}
public override bool IsFrameEnd(System.IO.Stream stream)
{
try
{
if (stream.Length < 4)
{
return(false);
}
bool isEnd = false;
stream.Seek(-4, SeekOrigin.End);
Byte[] tmpData = new byte[4];
stream.Read(tmpData, 0, 4);
if (tmpData.AreEquals(headerEndBytes))
{
isEnd = true;
}
//for (int i = 0; i < tmpData.Length; i++)
//{
// Debug.WriteLine(tmpData[i]);
//}
stream.Position = 0;
StreamReader sr = new StreamReader(stream);
// Debug.WriteLine(sr.ReadToEnd());
stream.Seek(0, SeekOrigin.End);
return(isEnd);
}
catch
{
return(false);
}
}
public void Load(System.IO.Stream fs)
{
var val = new byte[4];
if (standartResources == null)
{
standartResources = new float[ResourceType.TYPES_COUNT];
}
totalVolume = 0f;
float f;
for (int i = 0; i < ResourceType.TYPES_COUNT; i++)
{
fs.Read(val, 0, 4);
f = System.BitConverter.ToSingle(val, 0);
if (f < 0)
{
Debug.Log("error in resource " + i.ToString() + ", count is " + f.ToString());
f = 0;
}
standartResources[i] = f;
totalVolume += f;
}
}