Function fingerprint_valid

src/daemon/service.c:74–87

}

static bool fingerprint_valid(const char *fingerprint) {
    size_t length = 0;
    if (!bounded_length(fingerprint, CBM_DAEMON_BUILD_FINGERPRINT_SIZE, &length) ||
        length != CBM_SHA256_HEX_LEN) {
        return false;
    }
    for (size_t i = 0; i < length; i++) {
        char ch = fingerprint[i];
        if (!((ch >= '0' && ch <= '9') || (ch >= 'a' && ch <= 'f'))) {
            return false;
        }
    }
    return true;
}

static bool optional_fingerprint_valid(const char *fingerprint) {
    return !fingerprint || !fingerprint[0] || fingerprint_valid(fingerprint);