+
+int BIO_sock_info(int sock,
+ enum BIO_sock_info_type type, union BIO_sock_info_u *info)
+{
+ switch (type) {
+ case BIO_SOCK_INFO_ADDRESS:
+ {
+ socklen_t addr_len;
+ int ret = 0;
+ addr_len = sizeof(*info->addr);
+ ret = getsockname(sock, BIO_ADDR_sockaddr_noconst(info->addr),
+ &addr_len);
+ if (ret == -1) {
+ SYSerr(SYS_F_GETSOCKNAME, get_last_socket_error());
+ BIOerr(BIO_F_BIO_SOCK_INFO, BIO_R_GETSOCKNAME_ERROR);
+ return 0;
+ }
+ if (addr_len > sizeof(*info->addr)) {
+ BIOerr(BIO_F_BIO_SOCK_INFO, BIO_R_GETSOCKNAME_TRUNCATED_ADDRESS);
+ return 0;
+ }
+ }
+ break;
+ default:
+ BIOerr(BIO_F_BIO_SOCK_INFO, BIO_R_UNKNOWN_INFO_TYPE);
+ return 0;
+ }
+ return 1;
+}
+