12345678910111213141516171819 |
- #include <arpa/inet.h>
- #include <stdio.h>
- #include <errno.h>
- extern "C" {
- const char* inet_ntop(int af, const void* src, char* dst, socklen_t len)
- {
- if (af != AF_INET) {
- errno = EAFNOSUPPORT;
- return nullptr;
- }
- auto* bytes = (const unsigned char*)src;
- snprintf(dst, len, "%u.%u.%u.%u", bytes[3], bytes[2], bytes[1], bytes[0]);
- return (const char*)dst;
- }
- }
|