Bugzilla – Attachment 1570 Details for
Bug 1528
sshd hangs when pasting more than 2k of text
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[patch]
patch for channels.c
channels.c.diff (text/plain), 959 bytes, created by
Doke Scott
on 2008-10-02 06:32:07 AEST
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Description:
patch for channels.c
Filename:
MIME Type:
Creator:
Doke Scott
Created:
2008-10-02 06:32:07 AEST
Size:
959 bytes
patch
obsolete
>--- openssh-5.1p1/channels.c 2008-07-16 08:42:06.000000000 -0400 >+++ openssh-5.1p1-udel/channels.c 2008-10-01 15:57:04.000000000 -0400 >@@ -1603,8 +1603,20 @@ > return -1; > } > if (compat20 && c->isatty && dlen >= 1 && buf[0] != '\r') { >+ >+#ifndef __sun >+ /* >+ * On Solaris 9 and 10, on both sparc and i86pc, >+ * the tcgetattr call hangs forever after a large >+ * write to the pty. So pasting 50 lines or so of >+ * text will hang sshd. We'll avoid this by just >+ * assuming echo is set and always send the random >+ * data packet. >+ */ >+ > if (tcgetattr(c->wfd, &tio) == 0 && > !(tio.c_lflag & ECHO) && (tio.c_lflag & ICANON)) { >+#endif > /* > * Simulate echo to reduce the impact of > * traffic analysis. We need to match the >@@ -1613,7 +1625,9 @@ > */ > packet_send_ignore(4 + len); > packet_send(); >+#ifndef __sun > } >+#endif > } > buffer_consume(&c->output, len); > if (compat20 && len > 0) {
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