Bugzilla – Attachment 985 Details for
Bug 1067
ssh-keyscan does not work with F-Secure SSH 3.2.0 sometimes
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[patch]
Ignore leading junk from the server
ssh-keyscan-ignore-leading-junk.diff (text/plain), 833 bytes, created by
Damien Miller
on 2005-10-10 21:41:36 AEST
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Description:
Ignore leading junk from the server
Filename:
MIME Type:
Creator:
Damien Miller
Created:
2005-10-10 21:41:36 AEST
Size:
833 bytes
patch
obsolete
>Index: ssh-keyscan.c >=================================================================== >RCS file: /cvs/src/usr.bin/ssh/ssh-keyscan.c,v >retrieving revision 1.56 >diff -u -p -r1.56 ssh-keyscan.c >--- ssh-keyscan.c 13 Sep 2005 23:40:07 -0000 1.56 >+++ ssh-keyscan.c 10 Oct 2005 11:39:11 -0000 >@@ -490,12 +491,18 @@ congreet(int s) > size_t bufsiz; > con *c = &fdcon[s]; > >- bufsiz = sizeof(buf); >- cp = buf; >- while (bufsiz-- && (n = atomicio(read, s, cp, 1)) == 1 && *cp != '\n') { >- if (*cp == '\r') >- *cp = '\n'; >- cp++; >+ for (;;) { >+ memset(buf, '\0', sizeof(buf)); >+ bufsiz = sizeof(buf); >+ cp = buf; >+ while (bufsiz-- && >+ (n = atomicio(read, s, cp, 1)) == 1 && *cp != '\n') { >+ if (*cp == '\r') >+ *cp = '\n'; >+ cp++; >+ } >+ if (strncmp(buf, "SSH-", 4) == 0) >+ break; > } > if (n == 0) { > switch (errno) {
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