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Add protocols help listing as json (#3609)

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This commit is contained in:
Christian W. Zuckschwerdt
2026-07-17 16:56:22 +02:00
committed by GitHub
parent f0c2b6fe12
commit e8b2a519a7
1 changed files with 21 additions and 5 deletions
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26
src/rtl_433.c
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@@ -170,15 +170,12 @@ static void usage(int exit_code)
_Noreturn
static void help_protocols(r_device *devices, unsigned num_devices, int exit_code)
{
unsigned i;
char disabledc;
if (devices) {
FILE *fp = exit_code ? stderr : stdout;
term_help_fprintf(fp,
"\t\t= Supported device protocols =\n");
for (i = 0; i < num_devices; i++) {
disabledc = devices[i].disabled ? '*' : ' ';
for (unsigned i = 0; i < num_devices; i++) {
char disabledc = devices[i].disabled ? '*' : ' ';
if (devices[i].disabled <= 2) { // if not hidden
fprintf(fp, " [%02u]%c %s\n", i + 1, disabledc, devices[i].name);
}
@@ -188,6 +185,20 @@ static void help_protocols(r_device *devices, unsigned num_devices, int exit_cod
exit(exit_code);
}
_Noreturn static void help_protocols_json(r_device *devices, unsigned num_devices, int exit_code)
{
if (devices) {
FILE *fp = exit_code ? stderr : stdout;
fprintf(fp, "[");
for (unsigned i = 0; i < num_devices; i++) {
if (devices[i].disabled <= 2) { // if not hidden
fprintf(fp, "{\"num\":%u,\"dis\":%u,\"desc\":\"%s\"}%s\n", i + 1, devices[i].disabled, devices[i].name, i + 1 < num_devices ? "," : "]");
}
}
}
exit(exit_code);
}
_Noreturn
static void help_device_selection(void)
{
@@ -793,6 +804,11 @@ static void parse_conf_option(r_cfg_t *cfg, int opt, char *arg)
help_protocols(cfg->devices, cfg->num_r_devices, 0);
}
// use arg of 'json' for machine-readable info
if (!strcasecmp(arg, "json")) {
help_protocols_json(cfg->devices, cfg->num_r_devices, 0);
}
// use arg of 'v', 'vv', 'vvv' as global device verbosity
if (*arg == 'v') {
int decoder_verbosity = 0;