diff options
Diffstat (limited to 'usr.bin')
| -rw-r--r-- | usr.bin/ssh/sshconnect.c | 35 |
1 files changed, 20 insertions, 15 deletions
diff --git a/usr.bin/ssh/sshconnect.c b/usr.bin/ssh/sshconnect.c index 2e54651ea9b..e0e073c8ca1 100644 --- a/usr.bin/ssh/sshconnect.c +++ b/usr.bin/ssh/sshconnect.c @@ -8,7 +8,7 @@ */ #include "includes.h" -RCSID("$OpenBSD: sshconnect.c,v 1.74 2000/05/17 16:57:02 markus Exp $"); +RCSID("$OpenBSD: sshconnect.c,v 1.75 2000/06/17 19:24:34 markus Exp $"); #include <openssl/bn.h> #include <openssl/dsa.h> @@ -310,23 +310,28 @@ ssh_exchange_identification() int connection_out = packet_get_connection_out(); /* Read other side\'s version identification. */ - for (i = 0; i < sizeof(buf) - 1; i++) { - int len = read(connection_in, &buf[i], 1); - if (len < 0) - fatal("ssh_exchange_identification: read: %.100s", strerror(errno)); - if (len != 1) - fatal("ssh_exchange_identification: Connection closed by remote host"); - if (buf[i] == '\r') { - buf[i] = '\n'; - buf[i + 1] = 0; - continue; /**XXX wait for \n */ + for (;;) { + for (i = 0; i < sizeof(buf) - 1; i++) { + int len = read(connection_in, &buf[i], 1); + if (len < 0) + fatal("ssh_exchange_identification: read: %.100s", strerror(errno)); + if (len != 1) + fatal("ssh_exchange_identification: Connection closed by remote host"); + if (buf[i] == '\r') { + buf[i] = '\n'; + buf[i + 1] = 0; + continue; /**XXX wait for \n */ + } + if (buf[i] == '\n') { + buf[i + 1] = 0; + break; + } } - if (buf[i] == '\n') { - buf[i + 1] = 0; + buf[sizeof(buf) - 1] = 0; + if (strncmp(buf, "SSH-", 4)) break; - } + debug("ssh_exchange_identification: %s", buf); } - buf[sizeof(buf) - 1] = 0; server_version_string = xstrdup(buf); /* |