| 18 | { |
| 19 | |
| 20 | inline uint8_t HexCharToNum (char c) noexcept |
| 21 | { |
| 22 | assert (std::isxdigit (c) != 0); |
| 23 | |
| 24 | if ('0' <= c && c <= '9') |
| 25 | return c - '0'; |
| 26 | else if ('A' <= c && c <= 'F') |
| 27 | return c - 'A' + 10; |
| 28 | else if ('a' <= c && c <= 'f') |
| 29 | return c - 'a' + 10; |
| 30 | |
| 31 | return 0; |
| 32 | } |
| 33 | |
| 34 | } |