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tools: handle the EventCodeDisable quirk in the quirks tool

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This caused an assertion

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Peter Hutterer 2018-11-05 13:52:41 +10:00
parent 83c3a3c6c8
commit 48a7c507f8
1 changed files with 29 additions and 0 deletions
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29
tools/shared.c
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@ -588,6 +588,31 @@ tools_exec_command(const char *prefix, int real_argc, char **real_argv)
return EXIT_FAILURE;
}
static void
sprintf_event_codes(char *buf, size_t sz, struct quirks *quirks)
{
const struct quirk_tuples *t;
size_t off = 0;
int printed;
const char *name;
quirks_get_tuples(quirks, QUIRK_ATTR_EVENT_CODE_DISABLE, &t);
name = quirk_get_name(QUIRK_ATTR_EVENT_CODE_DISABLE);
printed = snprintf(buf, sz, "%s=", name);
assert(printed != -1);
off += printed;
for (size_t i = 0; off < sz && i < t->ntuples; i++) {
const char *name = libevdev_event_code_get_name(
t->tuples[i].first,
t->tuples[i].second);
printed = snprintf(buf + off, sz - off, "%s;", name);
assert(printed != -1);
off += printed;
}
}
void
tools_list_device_quirks(struct quirks_context *ctx,
struct udev_device *device,
@ -664,6 +689,10 @@ tools_list_device_quirks(struct quirks_context *ctx,
snprintf(buf, sizeof(buf), "%s=1", name);
callback(userdata, buf);
break;
case QUIRK_ATTR_EVENT_CODE_DISABLE:
sprintf_event_codes(buf, sizeof(buf), quirks);
callback(userdata, buf);
break;
default:
abort();
break;