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https://github.com/besterprotocol/bformat
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Full wait doesn't work
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8e5647347d
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1 changed files with 83 additions and 6 deletions
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@ -7,9 +7,36 @@ public bool receiveMessage(Socket originator, ref byte[] receiveMessage)
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/* Construct a buffer to receive into */
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byte[] receiveBuffer;
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/* Read 4 bytes of length */
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receiveBuffer.length = 4;
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originator.receive(receiveBuffer, cast(SocketFlags)MSG_WAITALL);
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/* The current byte */
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uint currentByte = 0;
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/* The amount of bytes received */
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long bytesReceived;
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/* Loop consume the next 4 bytes */
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while(currentByte < 4)
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{
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/* Temporary buffer */
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byte[4] tempBuffer;
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/* Read at-most 4 bytes */
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bytesReceived = originator.receive(tempBuffer);
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/* If there was an error reading from the socket */
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if(!(bytesReceived > 0))
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{
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return false;
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}
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/* If there is no error reading from the socket */
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else
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{
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/* Add the read bytes to the *real* buffer */
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receiveBuffer ~= tempBuffer[0..bytesReceived];
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/* Increment the byte counter */
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currentByte += bytesReceived;
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}
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}
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/* Response message length */
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int messageLength;
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@ -37,10 +64,60 @@ public bool receiveMessage(Socket originator, ref byte[] receiveMessage)
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/* Reset buffer */
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receiveBuffer.length = cast(uint)messageLength;
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/* Read the full message */
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originator.receive(receiveBuffer, cast(SocketFlags)MSG_WAITALL);
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/* Reset the byte counter */
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currentByte = 0;
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// writeln("Message ", fullMessage);
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while(currentByte < messageLength)
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{
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/**
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* Receive 20 bytes (at most) at a time and don't dequeue from
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* the kernel's TCP stack's buffer.
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*/
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byte[20] tempBuffer;
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bytesReceived = originator.receive(tempBuffer, SocketFlags.PEEK);
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/* Check for an error whilst receiving */
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if(!(bytesReceived > 0))
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{
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return false;
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}
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else
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{
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if(cast(uint)bytesReceived+currentByte > messageLength)
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{
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byte[] remainingBytes;
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remainingBytes.length = messageLength-currentByte;
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/* Receive the remaining bytes */
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originator.receive(remainingBytes);
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/* Increment counter of received bytes */
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currentByte += remainingBytes.length;
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/* Append the received bytes to the FULL message buffer */
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fullMessage ~= remainingBytes;
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// writeln("Received ", currentByte, "/", cast(uint)messageLength, " bytes");
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}
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else
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{
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/* Increment counter of received bytes */
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currentByte += bytesReceived;
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/* Append the received bytes to the FULL message buffer */
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fullMessage ~= tempBuffer[0..bytesReceived];
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/* TODO: Bug when over send, we must not allow this */
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// writeln("Received ", currentByte, "/", cast(uint)messageLength, " bytes");
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/* Dequeue the received bytes */
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originator.receive(tempBuffer);
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}
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}
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}
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/* Set the message in `receiveMessage */
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receiveMessage = fullMessage;
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return true;
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}
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