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netkit-rsh-0.17-revers.diff
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File netkit-rsh-0.17-revers.diff of Package rsh
--- rexecd/rexecd.c +++ rexecd/rexecd.c @@ -122,6 +122,14 @@ { struct sockaddr_storage from; socklen_t fromlen; + int i, skip_revers = 0, relaxed_revers = 0; + + for(i = 1; i < argc; i++) { + if(!strcmp("-r", argv[i])) + relaxed_revers = 1; + else if(!strcmp("-R", argv[i])) + skip_revers = 1; + } (void)argc; @@ -149,9 +157,13 @@ #else { char hbuf[NI_MAXHOST]; + int flags; + + flags = relaxed_revers ? 0 : NI_NAMEREQD; + flags = skip_revers ? NI_NUMERICHOST : flags; if (getnameinfo((struct sockaddr *)&from, fromlen, - hbuf, sizeof(hbuf), NULL, 0, NI_NAMEREQD)) { + hbuf, sizeof(hbuf), NULL, 0, flags)) { write(0, "\1Where are you?\n", 16); return 1; }
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