static void session_identification() {
/* max length of 255 chars */
char linebuf[256];
int len = 0;
char done = 0;
/* write our version string, this blocks */
if (atomicio(write, ses.sock, LOCAL_IDENT "\r\n",
strlen(LOCAL_IDENT "\r\n")) == DROPBEAR_FAILURE) {
dropbear_exit("Error writing ident string");
}
len = ident_readln(ses.sock, linebuf, 256);
if (len >= 4 && memcmp(linebuf, "SSH-", 4) == 0) {
/* start of line matches */
done = 1;
}
if (!done) {
dropbear_exit("Failed to get client version");
} else {
/* linebuf is already null terminated */
ses.remoteident = m_malloc(len);
memcpy(ses.remoteident, linebuf, len);
}
TRACE(("remoteident: %s", ses.remoteident));
}
static void session_identification() {
/* max length of 255 chars */
char linebuf[256];
int len = 0;
int i;
char done = 0;
/* write our version string, this blocks */
if (atomicio(write, ses.sock, LOCAL_IDENT "\r\n",
strlen(LOCAL_IDENT "\r\n")) == DROPBEAR_FAILURE) {
dropbear_exit("Error writing ident string");
}
/* Now read the client version string, there are allowed to be other lines
* before the "SSH-*" line. We allow a max of 9 lines before it, just for
* sanity */
for (i = 0; i < 10; i++) {
len = ident_readln(ses.sock, linebuf, 256);
if (len < 0) {
break;
}
if (len >= 4 && memcmp(linebuf, "SSH-", 4) == 0) {
/* start of line matches */
done = 1;
break;
}
}
if (!done) {
dropbear_exit("Failed to get remote ident");
} else {
/* linebuf is already null terminated */
ses.remoteident = m_malloc(len);
memcpy(ses.remoteident, linebuf, len);
}
TRACE(("remoteident: %s", ses.remoteident));
}
