getsockname(2) System Calls Manual getsockname(2) getsockname - (libc -lc) #include int getsockname(int sockfd, struct sockaddr *restrict addr, socklen_t *restrict addrlen); getsockname() sockfd addr. addrlen () addr. . addrlen . . -1 errno . EBADF sockfd . EFAULT addr . EINVAL addrlen ( ). ENOBUFS . ENOTSOCK sockfd . POSIX.1-2024. POSIX.1-2001 SVr4 4.2BSD. bind(2), socket(2), getifaddrs(3), ip(7), socket(7), unix(7) 3 . . : . 6.18 29 2025 getsockname(2)