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2.0

    1: /*************************************************************************
    2: * (C) 2010 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>
    3: *  by Michael Pounov <misho@openbsd-bg.org>
    4: *
    5: * $Author: misho $
    6: * $Id: cli.c,v 1.2 2011/03/16 17:24:03 misho Exp $
    7: *
    8: *************************************************************************/
    9: #include "global.h"
   10: 
   11: 
   12: /*
   13:  * cli_Cmd_Exit() Builtin helper function for Exit from Cli
   14:  * @buffer = CLI buffer
   15:  * @idx = Selected command ID
   16:  * @args = Parsed arguments array
   17:  * return: RETCODE_EOF exit from Cli!
   18: */
   19: int cli_Cmd_Exit(void * __restrict buffer, int idx, char ** __restrict args)
   20: {
   21: 	cli_Printf(buffer, "\n");
   22: 	return RETCODE_EOF;
   23: }
   24: 
   25: /*
   26:  * cli_Cmd_Help() Builtin helper function for Help screen
   27:  * @buffer = CLI buffer
   28:  * @idx = Selected command ID
   29:  * @args = Parsed arguments array
   30:  * return: RETCODE_ERR in error or RETCODE_OK
   31: */
   32: int cli_Cmd_Help(void * __restrict buffer, int idx, char ** __restrict args)
   33: {
   34: 	linebuffer_t *buf = buffer;
   35: 	struct tagCommand *cmd;
   36: 
   37: 	if (!buffer) {
   38: 		cli_SetErr(EINVAL, "Error:: invalid input parameters ...");
   39: 		return RETCODE_ERR;
   40: 	}
   41: 
   42: 	cli_Printf(buf, "\n");
   43: 	if (!args) {
   44: 		SLIST_FOREACH(cmd, &buf->line_cmds, cmd_next)
   45: 			cli_Printf(buf, "%s\t\t%s\n", cmd->cmd_name, cmd->cmd_help);
   46: 	} else {
   47: 		if (!args[1])
   48: 			cli_Printf(buf, "Help screen::\n");
   49: 		else
   50: 			if (!strncmp(args[1], "---", 3))
   51: 				return RETCODE_OK;
   52: 
   53: 		SLIST_FOREACH(cmd, &buf->line_cmds, cmd_next) {
   54: 			if (args[1] && (cmd->cmd_level != buf->line_level || strcmp(args[1], cmd->cmd_name)))
   55: 				continue;
   56: 
   57: 			cli_Printf(buf, "%s%s\t\t%s\n", args[1] ? "Syntax::\n\t" : "", cmd->cmd_name, 
   58: 					args[1] ? cmd->cmd_info: cmd->cmd_help);
   59: 		}
   60: 	}
   61: 	cli_Printf(buffer, "\r");
   62: 
   63: 	return RETCODE_OK;
   64: }
   65: 
   66: /*
   67:  * cli_Cmd_Unsupported() Builtin helper function for unsupported commands
   68:  * @buffer = CLI buffer
   69:  * @idx = Selected command ID
   70:  * @args = Parsed arguments array
   71:  * return: RETCODE_OK ok
   72: */
   73: int cli_Cmd_Unsupported(void * __restrict buffer, int idx, char ** __restrict args)
   74: {
   75: 	cli_Printf(buffer, "Command %s not supported in this version ...\n", args[0]);
   76: 	return RETCODE_OK;
   77: }