| // Copyright 2019 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <cstdio> |
| |
| #include <wlan/common/phy.h> |
| |
| namespace wlan { |
| namespace common { |
| |
| std::string Alpha2ToStr(fbl::Span<const uint8_t> alpha2) { |
| if (alpha2.size() != WLANPHY_ALPHA2_LEN) { |
| return "Invalid alpha2 length"; |
| } |
| char buf[WLANPHY_ALPHA2_LEN * 8 + 1]; |
| auto data = alpha2.data(); |
| bool is_printable = std::isprint(data[0]) && std::isprint(data[1]); |
| if (is_printable) { |
| snprintf(buf, sizeof(buf), "%c%c", data[0], data[1]); |
| } else { |
| snprintf(buf, sizeof(buf), "(%u)(%u)", data[0], data[1]); |
| } |
| return std::string(buf); |
| } |
| |
| } // namespace common |
| } // namespace wlan |
