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--- netkit-telnet-0.17.orig/telnetd/telnetd.c 2007-03-13 16:31:20.000000000 +0000
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+++ netkit-telnet-0.17.orig/telnetd/telnetd.c 2007-03-13 16:31:26.000000000 +0000
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@@ -653,6 +653,11 @@ doit(struct sockaddr *who, socklen_t who
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error = getnameinfo(who, wholen, namebuf, sizeof(namebuf), NULL, 0, 0);
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+ /* if we can't get a hostname now, settle for an address */
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+ if(error == EAI_AGAIN)
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+ error = getnameinfo(who, wholen, namebuf, sizeof(namebuf),
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+ NULL, 0, NI_NUMERICHOST);
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+
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if (error) {
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perror("getnameinfo: localhost");
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perror(gai_strerror(error));
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@@ -681,7 +686,7 @@ doit(struct sockaddr *who, socklen_t who
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/* Get local host name */
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{
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struct addrinfo hints;
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- struct addrinfo *res;
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+ struct addrinfo *res = 0;
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int e;
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memset(&hints, '\0', sizeof(hints));
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@@ -690,11 +695,14 @@ doit(struct sockaddr *who, socklen_t who
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gethostname(host_name, sizeof(host_name));
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if ((e = getaddrinfo(host_name, NULL, &hints, &res)) != 0) {
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- perror("getaddrinfo: localhost");
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- perror(gai_strerror(e));
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- exit(1);
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+ if(e != EAI_AGAIN) {
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+ fprintf(stderr, "getaddrinfo: localhost %s\n",
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+ gai_strerror(e));
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+ exit(1);
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+ }
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}
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- freeaddrinfo(res);
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+ if(res)
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+ freeaddrinfo(res);
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}
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#if defined(AUTHENTICATE) || defined(ENCRYPT)
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