122 lines
2.5 KiB
C
122 lines
2.5 KiB
C
/**
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* libeismultiplexer
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* Copyright (C) 2023 Carl Klemm
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 3 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "eismultiplexer.h"
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void print_help(const char* progname)
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{
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printf("usage: %s [OPERATION] [CHANNEL] [VALUE]\n", progname);
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printf("available operations: connect disconnect help\n");
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}
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channel_t char_to_channel(char ch)
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{
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switch(ch)
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{
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case 'a':
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case 'A':
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case '1':
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return CHANNEL_A;
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case 'b':
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case 'B':
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case '2':
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return CHANNEL_B;
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case 'c':
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case 'C':
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case '3':
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return CHANNEL_C;
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case 'd':
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case 'D':
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case '4':
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return CHANNEL_D;
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case 'e':
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case 'E':
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case '5':
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return CHANNEL_E;
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case 'f':
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case 'F':
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case '6':
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return CHANNEL_F;
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case 'g':
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case 'G':
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case '7':
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return CHANNEL_NONE;
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default:
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return CHANNEL_NONE;
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}
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}
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int main(int argc, char* argv[])
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{
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if(argc < 2 || strcmp(argv[1], "help") == 0)
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{
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print_help(argv[0]);
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return 0;
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}
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struct eismultiplexer multiplexer;
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if(eismultiplexer_connect(&multiplexer, 0))
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{
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printf("Can not connect to EISmultiplexer device\n");
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return 1;
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}
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if(argc != 4)
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{
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print_help(argv[0]);
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eismultiplexer_disconnect(&multiplexer);
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return 2;
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}
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channel_t channel = char_to_channel(argv[2][0]);
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if(channel == CHANNEL_NONE)
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{
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printf("%c is not a valid channel", argv[2][0]);
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eismultiplexer_disconnect(&multiplexer);
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return 2;
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}
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if(strcmp(argv[1], "connect") == 0)
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{
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if(eismultiplexer_connect_channel(&multiplexer, channel))
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{
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printf("could not connect channel %c", argv[2][0]);
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eismultiplexer_disconnect(&multiplexer);
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return 3;
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}
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}
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else if(strcmp(argv[1], "disconnect") == 0)
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{
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if(eismultiplexer_disconnect_channel(&multiplexer, channel))
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{
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printf("could not connect channel %c", argv[2][0]);
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eismultiplexer_disconnect(&multiplexer);
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return 3;
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}
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}
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eismultiplexer_disconnect(&multiplexer);
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return 0;
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}
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