- djm@cvs.openbsd.org 2010/01/13 01:40:16

[openssh.git] / sshd.c

diff --git a/sshd.c b/sshd.c
index 3b5cd3cfd60edea82dcdce7dc810396f185901b5..4e34f2439c727f11903495356967dc29f65ba862 100644 (file)
--- a/sshd.c
+++ b/sshd.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: sshd.c,v 1.366 2009/01/22 10:02:34 djm Exp $ */
+/* $OpenBSD: sshd.c,v 1.370 2010/01/09 23:04:13 dtucker Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -117,6 +117,7 @@
 #include "ssh-gss.h"
 #endif
 #include "monitor_wrap.h"
+#include "roaming.h"
 #include "version.h"
 
 #ifdef LIBWRAP
@@ -308,6 +309,7 @@ sighup_restart(void)
        close_listen_socks();
        close_startup_pipes();
        alarm(0);  /* alarm timer persists across exec */
+       signal(SIGHUP, SIG_IGN); /* will be restored after exec */
        execv(saved_argv[0], saved_argv);
        logit("RESTART FAILED: av[0]='%.100s', error: %.100s.", saved_argv[0],
            strerror(errno));
@@ -419,7 +421,7 @@ sshd_exchange_identification(int sock_in, int sock_out)
        server_version_string = xstrdup(buf);
 
        /* Send our protocol version identification. */
-       if (atomicio(vwrite, sock_out, server_version_string,
+       if (roaming_atomicio(vwrite, sock_out, server_version_string,
            strlen(server_version_string))
            != strlen(server_version_string)) {
                logit("Could not write ident string to %s", get_remote_ipaddr());
@@ -429,7 +431,7 @@ sshd_exchange_identification(int sock_in, int sock_out)
        /* Read other sides version identification. */
        memset(buf, 0, sizeof(buf));
        for (i = 0; i < sizeof(buf) - 1; i++) {
-               if (atomicio(read, sock_in, &buf[i], 1) != 1) {
+               if (roaming_atomicio(read, sock_in, &buf[i], 1) != 1) {
                        logit("Did not receive identification string from %s",
                            get_remote_ipaddr());
                        cleanup_exit(255);
@@ -577,7 +579,7 @@ demote_sensitive_data(void)
 static void
 privsep_preauth_child(void)
 {
-       u_int32_t rnd[256];
+       u_int32_t rnd[256];
        gid_t gidset[1];
 
        /* Enable challenge-response authentication for privilege separation */
@@ -978,15 +980,9 @@ server_listen(void)
                    &on, sizeof(on)) == -1)
                        error("setsockopt SO_REUSEADDR: %s", strerror(errno));
 
-#ifdef IPV6_V6ONLY
                /* Only communicate in IPv6 over AF_INET6 sockets. */
-               if (ai->ai_family == AF_INET6) {
-                       if (setsockopt(listen_sock, IPPROTO_IPV6, IPV6_V6ONLY,
-                           &on, sizeof(on)) == -1)
-                               error("setsockopt IPV6_V6ONLY: %s",
-                                   strerror(errno));
-               }
-#endif
+               if (ai->ai_family == AF_INET6)
+                       sock_set_v6only(listen_sock);
 
                debug("Bind to port %s on %s.", strport, ntop);
 
@@ -1661,6 +1657,7 @@ main(int ac, char **av)
        if (inetd_flag) {
                server_accept_inetd(&sock_in, &sock_out);
        } else {
+               platform_pre_listen();
                server_listen();
 
                if (options.protocol & SSH_PROTO_1)