#pragma once #include #define IPV4_BINARY_LENGTH 4 #define IPV6_BINARY_LENGTH 16 #define IPV4_MAX_TEXT_LENGTH 15 /// Does not count tail zero byte. #define IPV6_MAX_TEXT_LENGTH 39 namespace DB { /** Rewritten inet_ntop6 from http://svn.apache.org/repos/asf/apr/apr/trunk/network_io/unix/inet_pton.c * performs significantly faster than the reference implementation due to the absence of sprintf calls, * bounds checking, unnecessary string copying and length calculation. */ void formatIPv6(const unsigned char * src, char *& dst, UInt8 zeroed_tail_bytes_count = 0); }