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bformat
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Added `encodeBformat(byte[])` wich allows one to simply encode a message into the bformat format

This commit is contained in:
Tristan B. Kildaire 2021-07-17 00:14:41 +02:00
parent b3b3ee9d49
commit 82f9509e78
1 changed files with 34 additions and 0 deletions
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34
source/bmessage.d
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@ -68,6 +68,40 @@ public bool receiveMessage(Socket originator, ref byte[] receiveMessage)
return status;
}
public byte[] encodeBformat(byte[] message)
{
/* The message buffer */
byte[] messageBuffer;
/* Encode the 4 byte message length header (little endian) */
int payloadLength = cast(int)message.length;
byte* lengthBytes = cast(byte*)&payloadLength;
/* On little endian simply get the bytes as is (it would be encoded as little endian) */
version(LittleEndian)
{
messageBuffer ~= *(lengthBytes+0);
messageBuffer ~= *(lengthBytes+1);
messageBuffer ~= *(lengthBytes+2);
messageBuffer ~= *(lengthBytes+3);
}
/* On Big Endian you must swap the big-endian-encoded number to be in little endian ordering */
version(BigEndian)
{
messageBuffer ~= *(lengthBytes+3);
messageBuffer ~= *(lengthBytes+2);
messageBuffer ~= *(lengthBytes+1);
messageBuffer ~= *(lengthBytes+0);
}
/* Add the message to the buffer */
messageBuffer ~= cast(byte[])message;
return messageBuffer;
}
public bool sendMessage(Socket recipient, byte[] message)
{
/* The message buffer */