require 'mkmf' $INCFLAGS << " -I$(topdir) -I$(top_srcdir)" case RUBY_PLATFORM when /(ms|bcc)win(32|64)|mingw/ test_func = "WSACleanup" have_library("ws2_32", "WSACleanup") $defs << "-DHAVE_SOCKETPAIR" when /cygwin/ test_func = "socket" when /beos/ test_func = "socket" have_library("net", "socket") when /haiku/ test_func = "socket" have_library("network", "socket") when /i386-os2_emx/ test_func = "socket" have_library("socket", "socket") else test_func = "socket" have_library("nsl", "t_open") have_library("socket", "socket") end unless $mswin or $bccwin or $mingw headers = %w end if /solaris/ =~ RUBY_PLATFORM and !try_compile("") # bug of gcc 3.0 on Solaris 8 ? headers << "sys/feature_tests.h" end if have_header("arpa/inet.h") headers << "arpa/inet.h" end ipv6 = false default_ipv6 = /mswin|cygwin|beos|haiku/ !~ RUBY_PLATFORM if enable_config("ipv6", default_ipv6) if checking_for("ipv6") {try_link(< #ifndef _WIN32 #include #endif int main() { socket(AF_INET6, SOCK_STREAM, 0); } EOF $defs << "-DENABLE_IPV6" << "-DINET6" ipv6 = true end end if ipv6 if $mingw $CPPFLAGS << " -D_WIN32_WINNT=0x501" end ipv6lib = nil class << (fmt = "unknown") def %(s) s || self end end idirs, ldirs = dir_config("inet6", %w[/usr/inet6 /usr/local/v6].find {|d| File.directory?(d)}) checking_for("ipv6 type", fmt) do if have_macro("IPV6_INRIA_VERSION", "netinet/in.h") "inria" elsif have_macro("__KAME__", "netinet/in.h") have_library(ipv6lib = "inet6") "kame" elsif have_macro("_TOSHIBA_INET6", "sys/param.h") have_library(ipv6lib = "inet6") and "toshiba" elsif have_macro("__V6D__", "sys/v6config.h") have_library(ipv6lib = "v6") and "v6d" elsif have_macro("_ZETA_MINAMI_INET6", "sys/param.h") have_library(ipv6lib = "inet6") and "zeta" elsif ipv6lib = with_config("ipv6-lib") warn < #include #include #include #include #include #include #include int main(int argc, char *argv[]) { int ps[2], sv[2]; int ret; ssize_t ss; int s_fd, r_fd; struct msghdr s_msg, r_msg; union { struct cmsghdr hdr; char dummy[CMSG_SPACE(sizeof(int))]; } s_cmsg, r_cmsg; struct iovec s_iov, r_iov; char s_buf[1], r_buf[1]; struct stat s_statbuf, r_statbuf; ret = pipe(ps); if (ret == -1) { perror("pipe"); exit(EXIT_FAILURE); } s_fd = ps[0]; ret = socketpair(AF_UNIX, SOCK_DGRAM, 0, sv); if (ret == -1) { perror("socketpair"); exit(EXIT_FAILURE); } s_msg.msg_name = NULL; s_msg.msg_namelen = 0; s_msg.msg_iov = &s_iov; s_msg.msg_iovlen = 1; s_msg.msg_control = &s_cmsg; s_msg.msg_controllen = CMSG_SPACE(sizeof(int));; s_msg.msg_flags = 0; s_iov.iov_base = &s_buf; s_iov.iov_len = sizeof(s_buf); s_buf[0] = 'a'; s_cmsg.hdr.cmsg_len = CMSG_LEN(sizeof(int)); s_cmsg.hdr.cmsg_level = SOL_SOCKET; s_cmsg.hdr.cmsg_type = SCM_RIGHTS; memcpy(CMSG_DATA(&s_cmsg.hdr), (char *)&s_fd, sizeof(int)); ss = sendmsg(sv[0], &s_msg, 0); if (ss == -1) { perror("sendmsg"); exit(EXIT_FAILURE); } r_msg.msg_name = NULL; r_msg.msg_namelen = 0; r_msg.msg_iov = &r_iov; r_msg.msg_iovlen = 1; r_msg.msg_control = &r_cmsg; r_msg.msg_controllen = CMSG_SPACE(sizeof(int)); r_msg.msg_flags = 0; r_iov.iov_base = &r_buf; r_iov.iov_len = sizeof(r_buf); r_buf[0] = '0'; memset(&r_cmsg, 0xff, CMSG_SPACE(sizeof(int))); ss = recvmsg(sv[1], &r_msg, MSG_PEEK); if (ss == -1) { perror("recvmsg"); exit(EXIT_FAILURE); } if (ss != 1) { fprintf(stderr, "unexpected return value from recvmsg: %ld\n", (long)ss); exit(EXIT_FAILURE); } if (r_buf[0] != 'a') { fprintf(stderr, "unexpected return data from recvmsg: 0x%02x\n", r_buf[0]); exit(EXIT_FAILURE); } if (r_msg.msg_controllen < CMSG_LEN(sizeof(int))) { fprintf(stderr, "unexpected: r_msg.msg_controllen < CMSG_LEN(sizeof(int)) not hold: %ld\n", (long)r_msg.msg_controllen); exit(EXIT_FAILURE); } if (r_cmsg.hdr.cmsg_len < CMSG_LEN(sizeof(int))) { fprintf(stderr, "unexpected: r_cmsg.hdr.cmsg_len < CMSG_LEN(sizeof(int)) not hold: %ld\n", (long)r_cmsg.hdr.cmsg_len); exit(EXIT_FAILURE); } memcpy((char *)&r_fd, CMSG_DATA(&r_cmsg.hdr), sizeof(int)); if (r_fd < 0) { fprintf(stderr, "negative r_fd: %d\n", r_fd); exit(EXIT_FAILURE); } if (r_fd == s_fd) { fprintf(stderr, "r_fd and s_fd is same: %d\n", r_fd); exit(EXIT_FAILURE); } ret = fstat(s_fd, &s_statbuf); if (ret == -1) { perror("fstat(s_fd)"); exit(EXIT_FAILURE); } ret = fstat(r_fd, &r_statbuf); if (ret == -1) { perror("fstat(r_fd)"); exit(EXIT_FAILURE); } if (s_statbuf.st_dev != r_statbuf.st_dev || s_statbuf.st_ino != r_statbuf.st_ino) { fprintf(stderr, "dev/ino doesn't match: s_fd:%ld/%ld r_fd:%ld/%ld\n", (long)s_statbuf.st_dev, (long)s_statbuf.st_ino, (long)r_statbuf.st_dev, (long)r_statbuf.st_ino); exit(EXIT_FAILURE); } return EXIT_SUCCESS; } EOF $defs << "-DFD_PASSING_WORK_WITH_RECVMSG_MSG_PEEK" end getaddr_info_ok = (enable_config("wide-getaddrinfo") && :wide) || (checking_for("wide getaddrinfo") {try_run(< #ifndef EXIT_SUCCESS #define EXIT_SUCCESS 0 #endif #ifndef EXIT_FAILURE #define EXIT_FAILURE 1 #endif #ifndef AF_LOCAL #define AF_LOCAL AF_UNIX #endif int main() { int passive, gaierr, inet4 = 0, inet6 = 0; struct addrinfo hints, *ai, *aitop; char straddr[INET6_ADDRSTRLEN], strport[16]; #ifdef _WIN32 WSADATA retdata; WSAStartup(MAKEWORD(2, 0), &retdata); #endif for (passive = 0; passive <= 1; passive++) { memset(&hints, 0, sizeof(hints)); hints.ai_family = AF_UNSPEC; hints.ai_protocol = IPPROTO_TCP; hints.ai_flags = passive ? AI_PASSIVE : 0; hints.ai_socktype = SOCK_STREAM; if ((gaierr = getaddrinfo(NULL, "54321", &hints, &aitop)) != 0) { (void)gai_strerror(gaierr); goto bad; } for (ai = aitop; ai; ai = ai->ai_next) { if (ai->ai_family == AF_LOCAL) continue; if (ai->ai_addr == NULL) goto bad; #if defined(_AIX) if (ai->ai_family == AF_INET6 && passive) { inet6++; continue; } ai->ai_addr->sa_len = ai->ai_addrlen; ai->ai_addr->sa_family = ai->ai_family; #endif if (ai->ai_addrlen == 0 || getnameinfo(ai->ai_addr, ai->ai_addrlen, straddr, sizeof(straddr), strport, sizeof(strport), NI_NUMERICHOST|NI_NUMERICSERV) != 0) { goto bad; } if (strcmp(strport, "54321") != 0) { goto bad; } switch (ai->ai_family) { case AF_INET: if (passive) { if (strcmp(straddr, "0.0.0.0") != 0) { goto bad; } } else { if (strcmp(straddr, "127.0.0.1") != 0) { goto bad; } } inet4++; break; case AF_INET6: if (passive) { if (strcmp(straddr, "::") != 0) { goto bad; } } else { if (strcmp(straddr, "::1") != 0) { goto bad; } } inet6++; break; case AF_UNSPEC: goto bad; break; default: /* another family support? */ break; } } } if (!(inet4 == 0 || inet4 == 2)) goto bad; if (!(inet6 == 0 || inet6 == 2)) goto bad; if (aitop) freeaddrinfo(aitop); exit(EXIT_SUCCESS); bad: if (aitop) freeaddrinfo(aitop); exit(EXIT_FAILURE); } EOF if ipv6 and not getaddr_info_ok abort < void conftest_gai_strerror_is_const() { *gai_strerror(0) = 0; } EOF $defs << "-DGAI_STRERROR_CONST" end end $objs = [ "init.#{$OBJEXT}", "constants.#{$OBJEXT}", "basicsocket.#{$OBJEXT}", "socket.#{$OBJEXT}", "ipsocket.#{$OBJEXT}", "tcpsocket.#{$OBJEXT}", "tcpserver.#{$OBJEXT}", "sockssocket.#{$OBJEXT}", "udpsocket.#{$OBJEXT}", "unixsocket.#{$OBJEXT}", "unixserver.#{$OBJEXT}", "option.#{$OBJEXT}", "ancdata.#{$OBJEXT}", "raddrinfo.#{$OBJEXT}" ] if getaddr_info_ok == :wide or !have_func("getnameinfo", headers) or !have_func("getaddrinfo", headers) if have_struct_member("struct in6_addr", "s6_addr8", headers) $defs[-1] = "s6_addr=s6_addr8" end if ipv6 == "kame" && have_struct_member("struct in6_addr", "s6_addr32", headers) $defs[-1] = "-DFAITH" end $CPPFLAGS="-I. "+$CPPFLAGS $objs += ["getaddrinfo.#{$OBJEXT}"] $objs += ["getnameinfo.#{$OBJEXT}"] $defs << "-DGETADDRINFO_EMU" end have_func("inet_ntop") or have_func("inet_ntoa") have_func("inet_pton") or have_func("inet_aton") have_func("getservbyport") have_header("arpa/nameser.h") have_header("resolv.h") have_header("ifaddrs.h") have_func("getifaddrs") have_header("sys/ioctl.h") have_header("sys/sockio.h") have_header("net/if.h", headers) have_header("sys/param.h", headers) have_header("sys/ucred.h", headers) unless have_type("socklen_t", headers) $defs << "-Dsocklen_t=int" end have_header("sys/un.h") have_header("sys/uio.h") have_type("struct in_pktinfo", headers) {|src| src.sub(%r'^/\*top\*/', '\1'"\n#if defined(IPPROTO_IP) && defined(IP_PKTINFO)") << "#else\n" << "#error\n" << ">>>>>> no in_pktinfo <<<<<<\n" << "#endif\n" } and have_struct_member("struct in_pktinfo", "ipi_spec_dst", headers) have_type("struct in6_pktinfo", headers) {|src| src.sub(%r'^/\*top\*/', '\1'"\n#if defined(IPPROTO_IPV6) && defined(IPV6_PKTINFO)") << "#else\n" << "#error\n" << ">>>>>> no in6_pktinfo <<<<<<\n" << "#endif\n" } have_type("struct sockcred", headers) have_type("struct cmsgcred", headers) have_func("getpeereid") have_header("ucred.h", headers) have_func("getpeerucred") have_func("if_indextoname") have_type("struct ip_mreq", headers) # 4.4BSD have_type("struct ip_mreqn", headers) # Linux 2.4 have_type("struct ipv6_mreq", headers) # RFC 3493 # workaround for recent Windows SDK $defs << "-DIPPROTO_IPV6=IPPROTO_IPV6" if $defs.include?("-DHAVE_CONST_IPPROTO_IPV6") && !have_macro("IPPROTO_IPV6") $distcleanfiles << "constants.h" << "constdefs.*" if have_func(test_func) have_func("hsterror") have_func("getipnodebyname") or have_func("gethostbyname2") have_func("socketpair") unless $defs.include?("-DHAVE_SOCKETPAIR") unless have_func("gethostname") have_func("uname") end if enable_config("socks", ENV["SOCKS_SERVER"]) if have_library("socks5", "SOCKSinit") $defs << "-DSOCKS5" << "-DSOCKS" elsif have_library("socks", "Rconnect") $defs << "-DSOCKS" end end create_makefile("socket") end