hexagram/bin/hexagram.c
2024-01-15 18:36:02 -05:00

63 lines
1.6 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include "capture.h"
#include "replay.h"
#include "can2dump.h"
#include "pcap2can.h"
#include "pcapreplay.h"
#include "dash2can.h"
typedef struct {
const char *name;
char *(*arglist)(void);
int (*main)(int argc, char **argv);
} hexagram_app;
hexagram_app apps[] = {
{ "capture", hexagram_arglist_capture, hexagram_main_capture },
{ "replay", hexagram_arglist_replay, hexagram_main_replay },
{ "can2dump", hexagram_arglist_can2dump, hexagram_main_can2dump },
{ "pcap2can", hexagram_arglist_pcap2can, hexagram_main_pcap2can },
{ "pcapreplay", hexagram_arglist_pcapreplay, hexagram_main_pcapreplay },
{ "dash2can", hexagram_arglist_dash2can, hexagram_main_dash2can },
{ NULL, NULL, NULL }
};
static int usage(int argc, char **argv, const char *message, ...) {
hexagram_app *app;
if (message) {
va_list args;
va_start(args, message);
vfprintf(stderr, message, args);
va_end(args);
}
fprintf(stderr, "usage: %s [command args ...]\n", argv[0]);
for (app = apps; app->name != NULL; app++) {
fprintf(stderr, " %s %s %s\n", argv[0], app->name, app->arglist());
}
exit(1);
}
int main(int argc, char **argv) {
hexagram_app *app;
if (argc < 2) {
return usage(argc, argv, "No command provided\n");
}
for (app = apps; app->name != NULL; app++) {
if (strcmp(argv[1], app->name) == 0) {
return app->main(--argc, ++argv);
}
}
return usage(argc, argv, NULL);
}