TCP.h

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// Product  OpenNet


// TEST COVERAGE  2019-05-10  KMS - Martin Dubois, ing.

#pragma once

// Constants

#define TCP_HEADER_SIZE_byte (20)

#define TCP_IP_PROTOCOL (0x06)

#ifndef _OPEN_NET_NO_FUNCTION_

// Functions

OPEN_NET_GLOBAL unsigned char * TCP_Data(OPEN_NET_GLOBAL unsigned char * aData)
{
    return (aData + TCP_HEADER_SIZE_byte);
}

unsigned short TCP_DestinationPort(OPEN_NET_GLOBAL const unsigned char * aData)
{
    return (*((OPEN_NET_GLOBAL const unsigned short *)(aData + 2)));
}

unsigned short TCP_SourcePort(OPEN_NET_GLOBAL const unsigned char * aData)
{
    return (*((OPEN_NET_GLOBAL const unsigned short *)(aData + 0)));
}

#endif // ! _OPEN_NET_NO_FUNCTION_