cmd.h File Reference

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Defines
#define	CMDLINESIZE   256
	Maximum command line size in characters.
#define	SERIALMSGSIZE   128
	Maximum serial message size in bytes.
Functions
int	help_fun (char *msg, char *buf, int curindex, int len, int16_t g_sockfd)
int	processCmd (char *cmd, int curindex, int len, int16_t g_sockfd)
	process shell command
void	prompt (int16_t g_sockfd)
	this function sends a prompt to a TCP socket

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Detailed Description

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Define Documentation

#define CMDLINESIZE   256

Maximum command line size in characters.

#define SERIALMSGSIZE   128

Maximum serial message size in bytes.

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Function Documentation

int help_fun	(	char *	msg,
		char *	buf,
		int	curindex,
		int	len,
		int16_t	g_sockfd
	)

int processCmd	(	char *	cmd,
		int	curindex,
		int	len,
		int16_t	sockfd
	)

process shell command

processCmd

Process command in command buffer cmd[] starting at cmd[curindex] and ending at cmd[len] Dispatches to individual command handlers

Parameters:

	cmd	is the pointer to the string of shell command
	curindex	is always zero
	len	is the number of characters in the shell command
	sockfd	is the TCP socket descriptor

Returns:

0 or positive integers : Normal

negative integers : Close

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void prompt

(

int16_t

sockfd

)

this function sends a prompt to a TCP socket

prompt

Parameters:

sockfd

is the descriptor of the socket

Returns:

none

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