void
mm_send_keystate(struct monitor *monitor)
{
Buffer m;
int r;
buffer_init(&m);
if ((r = packet_get_state(&m)) != 0)
fatal("%s: get_state failed: %s",
__func__, ssh_err(r));
mm_request_send(monitor->m_recvfd, MONITOR_REQ_KEYEXPORT, &m);
debug3("%s: Finished sending state", __func__);
buffer_free(&m);
}
void
mm_send_keystate(struct monitor *monitor)
{
Buffer m, *input, *output;
u_char *blob, *p;
u_int bloblen, plen;
u_int32_t seqnr, packets;
u_int64_t blocks, bytes;
buffer_init(&m);
if (!compat20) {
u_char iv[24];
u_char *key;
u_int ivlen, keylen;
buffer_put_int(&m, packet_get_protocol_flags());
buffer_put_int(&m, packet_get_ssh1_cipher());
debug3("%s: Sending ssh1 KEY+IV", __func__);
keylen = packet_get_encryption_key(NULL);
key = xmalloc(keylen+1); /* add 1 if keylen == 0 */
keylen = packet_get_encryption_key(key);
buffer_put_string(&m, key, keylen);
memset(key, 0, keylen);
xfree(key);
ivlen = packet_get_keyiv_len(MODE_OUT);
packet_get_keyiv(MODE_OUT, iv, ivlen);
buffer_put_string(&m, iv, ivlen);
ivlen = packet_get_keyiv_len(MODE_OUT);
packet_get_keyiv(MODE_IN, iv, ivlen);
buffer_put_string(&m, iv, ivlen);
goto skip;
} else {
/* Kex for rekeying */
mm_send_kex(&m, *monitor->m_pkex);
}
debug3("%s: Sending new keys: %p %p",
__func__, packet_get_newkeys(MODE_OUT),
packet_get_newkeys(MODE_IN));
/* Keys from Kex */
if (!mm_newkeys_to_blob(MODE_OUT, &blob, &bloblen))
fatal("%s: conversion of newkeys failed", __func__);
buffer_put_string(&m, blob, bloblen);
xfree(blob);
if (!mm_newkeys_to_blob(MODE_IN, &blob, &bloblen))
fatal("%s: conversion of newkeys failed", __func__);
buffer_put_string(&m, blob, bloblen);
xfree(blob);
packet_get_state(MODE_OUT, &seqnr, &blocks, &packets, &bytes);
buffer_put_int(&m, seqnr);
buffer_put_int64(&m, blocks);
buffer_put_int(&m, packets);
buffer_put_int64(&m, bytes);
packet_get_state(MODE_IN, &seqnr, &blocks, &packets, &bytes);
buffer_put_int(&m, seqnr);
buffer_put_int64(&m, blocks);
buffer_put_int(&m, packets);
buffer_put_int64(&m, bytes);
debug3("%s: New keys have been sent", __func__);
skip:
/* More key context */
plen = packet_get_keycontext(MODE_OUT, NULL);
p = xmalloc(plen+1);
packet_get_keycontext(MODE_OUT, p);
buffer_put_string(&m, p, plen);
xfree(p);
plen = packet_get_keycontext(MODE_IN, NULL);
p = xmalloc(plen+1);
packet_get_keycontext(MODE_IN, p);
buffer_put_string(&m, p, plen);
xfree(p);
/* Compression state */
debug3("%s: Sending compression state", __func__);
buffer_put_string(&m, &outgoing_stream, sizeof(outgoing_stream));
buffer_put_string(&m, &incoming_stream, sizeof(incoming_stream));
/* Network I/O buffers */
input = (Buffer *)packet_get_input();
output = (Buffer *)packet_get_output();
buffer_put_string(&m, buffer_ptr(input), buffer_len(input));
buffer_put_string(&m, buffer_ptr(output), buffer_len(output));
/* Roaming */
if (compat20) {
buffer_put_int64(&m, get_sent_bytes());
buffer_put_int64(&m, get_recv_bytes());
}
mm_request_send(monitor->m_recvfd, MONITOR_REQ_KEYEXPORT, &m);
debug3("%s: Finished sending state", __func__);
buffer_free(&m);
}
