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| binToHex($byte_string) X-Ref |
| Converts a byte string to a hexadecimal string without leaking information through side channels. param: string $byte_string return: string |
| hexToBin($hex_string) X-Ref |
| Converts a hexadecimal string into a byte string without leaking information through side channels. param: string $hex_string return: string |
| trimTrailingWhitespace($string = '') X-Ref |
| Remove trialing whitespace without table look-ups or branches. Calling this function may leak the length of the string as well as the number of trailing whitespace characters through side-channels. param: string $string return: string |
| saveBytesToChecksummedAsciiSafeString($header, $bytes) X-Ref |
| INTERNAL USE ONLY: Applies a version header, applies a checksum, and then encodes a byte string into a range of printable ASCII characters. param: string $header param: string $bytes return: string |
| loadBytesFromChecksummedAsciiSafeString($expected_header, $string) X-Ref |
| INTERNAL USE ONLY: Decodes, verifies the header and checksum, and returns the encoded byte string. param: string $expected_header param: string $string return: string |
| Generated: Wed Sep 7 05:41:13 2022 | Chilli.vc Blog - For Webmaster,Blog-Writer,System Admin and Domainer |