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The pseudocode for TELNETs_CmdProcess() is shown in section Listing 3-3 “Pseudocode for TELNETs_CmdHandlerExt()”.
Listing 3-3 Pseudocode for TELNETs_CmdHandlerExt()
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L3-3(4) If an error occurred while processing (i.e., searching for) the command, the function simply returns with the error variable set accordingly. However, if the error occurred inside the function, it is that function responsibility to transmit an appropriate message to the telnet client.