Function json_to_u64

common/json_parse_simple.c:69–89

bool json_to_u64(const char *buffer, const jsmntok_t *tok, u64 *num)
{
	char *end;
	unsigned long long l;

	l = strtoull(buffer + tok->start, &end, 0);
	if (end != buffer + tok->end)
		return false;

	BUILD_ASSERT(sizeof(l) >= sizeof(*num));
	*num = l;

	/* Check for overflow */
	if (l == ULLONG_MAX && errno == ERANGE)
		return false;

	if (*num != l)
		return false;

	return true;
}

bool json_to_u32(const char *buffer, const jsmntok_t *tok, u32 *num)
{