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// SPDX-License-Identifier: GPL-2.0-or-later
#include "fqterm_trace.h"
#include "fqterm_ssh2_packet.h"
#include "ssh_endian.h"
#include "buffer.h"
#include "ssh_packet.h"
#include "ssh_error.h"
namespace FQTerm {
void FQTermSSH2PacketReceiver::parseData(buffer *input)
{
while (buffer_len(input) > 0) {
int res = parse_ssh2_packet(input, &recvbuf, cipher,
mac, is_mac_, &decrypted, &sequence_no_);
switch (res) {
case -ETOOSMALL:
return;
case -ETOOBIG:
emit packetError("Packet too big!");
return;
case -ECRYPT:
emit packetError("Decrypt error!");
return;
case -EMAC:
emit packetError("MAC error!");
return;
default:
real_data_len_ = res;
}
// 5. notify others a ssh packet is parsed successfully.
packet_type_ = buffer_get_u8(&recvbuf);
real_data_len_ -= 1;
emit packetAvaliable(packet_type_);
}
}
} // namespace FQTerm
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