int PNGPlugin_init(void)
{
if (NULL == handle)
{
handle = dlopen("exteplayer3png.so", RTLD_LAZY);
if (handle)
{
char *error = NULL;
dlerror(); /* Clear any existing error */
*(void **) (&SaveRGBAImage_handle) = dlsym(handle, "SaveRGBAImage");
if ((error = dlerror()) != NULL)
{
dlclose(handle);
plugin_err("%s\n", error);
return -2;
}
return 0;
}
plugin_err( "%s\n", dlerror());
}
return -1;
}
static struct command_result *waitsendpay_error(struct command *cmd,
const char *buf,
const jsmntok_t *error,
struct pay_command *pc)
{
const jsmntok_t *codetok, *scidtok, *dirtok;
int code;
attempt_failed_tok(pc, "waitsendpay", buf, error);
codetok = json_get_member(buf, error, "code");
if (!json_to_int(buf, codetok, &code))
plugin_err("waitsendpay error gave no 'code'? '%.*s'",
error->end - error->start, buf + error->start);
/* FIXME: Handle PAY_UNPARSEABLE_ONION! */
/* Many error codes are final. */
if (code != PAY_TRY_OTHER_ROUTE) {
return forward_error(cmd, buf, error, pc);
}
scidtok = json_delve(buf, error, ".data.erring_channel");
if (!scidtok)
plugin_err("waitsendpay error no erring_channel '%.*s'",
error->end - error->start, buf + error->start);
dirtok = json_delve(buf, error, ".data.erring_direction");
if (!dirtok)
plugin_err("waitsendpay error no erring_direction '%.*s'",
error->end - error->start, buf + error->start);
if (time_after(time_now(), pc->stoptime)) {
return waitsendpay_expired(cmd, pc);
}
/* If failure is in routehint part, try next one */
if (channel_in_routehint(pc->current_routehint, buf, scidtok))
return next_routehint(cmd, pc);
/* Otherwise, add erring channel to exclusion list. */
tal_arr_expand(&pc->excludes,
tal_fmt(pc->excludes, "%.*s/%c",
scidtok->end - scidtok->start,
buf + scidtok->start,
buf[dirtok->start]));
/* Try again. */
return start_pay_attempt(cmd, pc, "Excluded channel %s",
pc->excludes[tal_count(pc->excludes)-1]);
}
/* Is this (erring) channel within the routehint itself? */
static bool channel_in_routehint(const struct route_info *routehint,
const char *buf, const jsmntok_t *scidtok)
{
struct short_channel_id scid;
if (!json_to_short_channel_id(buf, scidtok, &scid, false))
plugin_err("bad erring_channel '%.*s'",
scidtok->end - scidtok->start, buf + scidtok->start);
for (size_t i = 0; i < tal_count(routehint); i++)
if (short_channel_id_eq(&scid, &routehint[i].short_channel_id))
return true;
return false;
}
