110 lines
3.1 KiB
C
110 lines
3.1 KiB
C
/* * Copyright (c) 2023 Carl Klemm <carl@uvos.xyz>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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* * Neither the name of %ORGANIZATION% nor the names of its contributors may be
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* used to endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <argp.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdlib.h>
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#define MAX_COMMANDS 8
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const char *argp_program_version = "fandevice_cli";
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const char *argp_program_bug_address = "<carl@uvos.xyz>";
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static char doc[] = "Application to control eismultiplexer devices";
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static char args_doc[] = "COMMAND";
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static struct argp_option options[] =
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{
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{"interactive", 'i', 0, 0, "run in interactive mode" },
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{"pipe", 'p', 0, 0, "run in pipe mode" },
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{"serial", 's', "[NUMBER]", 0, "serial number of device to connect to"},
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{"list", 'l', 0, 0, "list commands"},
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{0}
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};
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struct command
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{
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char* command;
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};
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struct config
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{
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bool interactive;
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bool pipe;
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uint16_t serial;
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bool serialSet;
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char* commands[MAX_COMMANDS];
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size_t command_count;
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bool list_commands;
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};
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static error_t parse_opt (int key, char *arg, struct argp_state *state)
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{
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struct config *config = (struct config*)(state->input);
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switch (key)
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{
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case 'i':
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config->interactive = true;
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break;
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case 's':
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{
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int serial = atoi(arg);
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if(serial < 0 || serial > UINT16_MAX )
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{
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argp_usage(state);
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break;
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}
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config->serial = serial;
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config->serialSet = true;
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break;
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}
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case 'p':
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config->pipe = true;
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break;
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case 'l':
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config->list_commands = true;
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break;
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case ARGP_KEY_ARG:
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{
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if(config->command_count+1 > MAX_COMMANDS)
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{
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argp_usage(state);
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break;
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}
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config->commands[config->command_count] = arg;
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++config->command_count;
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break;
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}
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default:
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return ARGP_ERR_UNKNOWN;
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}
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return 0;
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}
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static struct argp argp = {options, parse_opt, args_doc, doc};
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