switched to argp
This commit is contained in:
john30
+89
-33
@@ -21,60 +21,116 @@
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#include <config.h>
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#endif
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#include "appl.h"
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#include <argp.h>
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#include "port.h"
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#include <iostream>
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#include <string.h>
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#include <cstdlib>
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#include <fstream>
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#include <iomanip>
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using namespace std;
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Appl& A = Appl::Instance("/path/dumpfile");
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void define_args()
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/** A structure holding all program options. */
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struct options
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{
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A.setVersion("ebusfeed is part of """PACKAGE_STRING"");
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const char* device; //!< device to write to [/dev/ttyUSB60]
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int time; //!< delay between bytes in us [10000]
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A.addText(" 'ebusfeed' sends hex values from dump file to a pseudo terminal device (pty)\n\n"
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" Usage: 1. 'socat -d -d pty,raw,echo=0 pty,raw,echo=0'\n"
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" 2. create symbol links to appropriate devices\n"
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" for example: 'ln -s /dev/pts/2 /dev/ttyUSB60'\n"
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" 'ln -s /dev/pts/3 /dev/ttyUSB20'\n"
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" 3. start ebusd: 'ebusd -f -d /dev/ttyUSB20'\n"
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" 4. start ebusfeed: 'ebusfeed /path/to/ebus_dump.bin'\n\n"
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"Options:\n");
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const char* dumpFile; //!< dump file to read
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};
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A.addOption("device", "d", OptVal("/dev/ttyUSB60"), dt_string, ot_mandatory,
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"link on pseudo terminal device (/dev/ttyUSB60)");
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/** the program options. */
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static struct options opt = {
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"/dev/ttyUSB60", // device
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10000, // time
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A.addOption("time", "t", OptVal(10000), dt_long, ot_mandatory,
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"delay between 2 bytes in 'us' (10000)");
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"/tmp/ebus_dump.bin", // dumpFile
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};
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/** the version string of the program. */
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const char *argp_program_version = "ebusfeed of """PACKAGE_STRING"";
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/** the report bugs to address of the program. */
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const char *argp_program_bug_address = ""PACKAGE_BUGREPORT"";
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/** the documentation of the program. */
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static const char argpdoc[] =
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"ebusfeed - feed data from an "PACKAGE" dump file to a pseudo serial device.\n\n"
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" Setup: 1. 'socat -d -d pty,raw,echo=0 pty,raw,echo=0'\n"
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" 2. create symbol links to appropriate devices\n"
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" for example: 'ln -s /dev/pts/2 /dev/ttyUSB60'\n"
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" 'ln -s /dev/pts/3 /dev/ttyUSB20'\n"
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" 3. start "PACKAGE": '"PACKAGE" -f -d /dev/ttyUSB20'\n"
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" 4. start ebusfeed: 'ebusfeed /path/to/ebus_dump.bin'\n\n";
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/** the description of the accepted arguments. */
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static char argpargsdoc[] = "[DUMPFILE]";
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/** the definition of the known program arguments. */
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static const struct argp_option argpoptions[] = {
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{"device", 'd', "DEV", 0, "Write to DEV (pseudo serial device) [/dev/ttyUSB60]", 0 },
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{"time", 't', "USEC", 0, "Delay each byte by USEC us [10000]", 0 },
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{NULL, 0, NULL, 0, NULL, 0 },
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};
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/**
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* The program argument parsing function.
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* @param key the key from @a argpoptions.
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* @param arg the option argument, or NULL.
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* @param state the parsing state.
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*/
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error_t parse_opt(int key, char *arg, struct argp_state *state)
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{
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struct options *opt = (struct options*)state->input;
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char* strEnd = NULL;
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switch (key) {
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// Device settings:
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case 'd': // --device=/dev/ttyUSB60
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if (arg == NULL || arg[0] == 0) {
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argp_error(state, "invalid device");
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return EINVAL;
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}
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opt->device = arg;
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break;
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case 't': // --time=10000
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opt->time = strtol(arg, &strEnd, 10);
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if (strEnd == NULL || *strEnd != 0 || opt->time < 1000 || opt->time > 100000000) {
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argp_error(state, "invalid time");
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return EINVAL;
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}
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break;
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case ARGP_KEY_ARG:
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if (state->arg_num == 0) {
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if (arg == NULL || arg[0] == 0 || strcmp("/", arg) == 0) {
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argp_error(state, "invalid dumpfile");
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return EINVAL;
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}
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opt->dumpFile = arg;
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} else
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return ARGP_ERR_UNKNOWN;
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break;
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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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int main(int argc, char* argv[])
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{
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// define arguments and application variables
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define_args();
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struct argp argp = { argpoptions, parse_opt, argpargsdoc, argpdoc, NULL, NULL, NULL };
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if (argp_parse(&argp, argc, argv, ARGP_IN_ORDER, NULL, &opt) != 0)
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return EINVAL;
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// parse arguments
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if (A.parseArgs(argc, argv) == false)
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return EXIT_SUCCESS;
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if (A.missingCommand() == true) {
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cout << "ebus dump file is required." << endl;
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exit(EXIT_FAILURE);
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}
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string dev(A.getOptVal<const char*>("device"));
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string dev(opt.device);
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Port port(dev, true, false, NULL, false, "", 1);
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port.open();
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if(port.isOpen() == true) {
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cout << "openPort successful." << endl;
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fstream file(A.getCommand().c_str(), ios::in | ios::binary);
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fstream file(opt.dumpFile, ios::in | ios::binary);
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if (file.is_open() == true) {
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@@ -84,20 +140,20 @@ int main(int argc, char* argv[])
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<< static_cast<unsigned>(byte) << endl;
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port.send(byte);
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usleep(A.getOptVal<long>("time"));
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usleep(opt.time);
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}
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file.close();
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}
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else
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cout << "error opening file " << A.getOptVal<const char*>("file") << endl;
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cout << "error opening file " << opt.dumpFile << endl;
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port.close();
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if(port.isOpen() == false)
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cout << "closePort successful." << endl;
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}
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else
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cout << "error opening device " << A.getOptVal<const char*>("device") << endl;
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cout << "error opening device " << opt.device << endl;
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exit(EXIT_SUCCESS);
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