| 1 | /* $Id: debug.h 98103 2023-01-17 14:15:46Z vboxsync $ */
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| 2 | /** @file
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| 3 | * NAT - debug helpers (declarations/defines).
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2023 Oracle and/or its affiliates.
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| 8 | *
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| 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * SPDX-License-Identifier: GPL-3.0-only
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| 26 | */
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| 27 |
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| 28 | /*
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| 29 | * This code is based on:
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| 30 | *
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| 31 | * Copyright (c) 1995 Danny Gasparovski.
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| 32 | *
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| 33 | * Please read the file COPYRIGHT for the
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| 34 | * terms and conditions of the copyright.
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| 35 | */
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| 36 |
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| 37 | #ifndef _DEBUG_H_
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| 38 | #define _DEBUG_H_
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| 39 |
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| 40 | #include <VBox/log.h>
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| 41 | /* we've excluded stdio.h */
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| 42 | #define FILE void
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| 43 |
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| 44 | int debug_init (PNATState);
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| 45 | void ipstats (PNATState);
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| 46 | void tcpstats (PNATState);
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| 47 | void udpstats (PNATState);
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| 48 | void icmpstats (PNATState);
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| 49 | void mbufstats (PNATState);
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| 50 | void sockstats (PNATState);
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| 51 |
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| 52 | #ifdef LOG_ENABLED
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| 53 | # define TCP_STATE_SWITCH_TO(tp, new_tcp_state) \
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| 54 | do { \
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| 55 | Log2(("%R[tcpcb793] switch to %R[tcpstate] -> %R[tcpstate]\n", (tp), (tp->t_state) ,(new_tcp_state))); \
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| 56 | if ((tp)->t_socket) \
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| 57 | Log2(("%R[tcpcb793] %R[natsock]\n", (tp), (tp)->t_socket)); \
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| 58 | (tp)->t_state = (new_tcp_state); \
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| 59 | } while (0)
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| 60 | #else
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| 61 | # define TCP_STATE_SWITCH_TO(tp, new_tcp_state) (tp)->t_state = (new_tcp_state)
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| 62 | #endif
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| 63 |
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| 64 | /* TCP CB state validity macro definitions
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| 65 | * we need to be sure that TCP is in right state.
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| 66 | * TCP_ACCEPTABLE_STATEX(tp, (X-states here))
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| 67 | */
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| 68 | #ifdef DEBUG_vvl
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| 69 | # define TCP_ACCEPTABLE_STATE1(tp, tcp_state1) Assert((tp)->t_state == (tcp_state))
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| 70 | # define TCP_ACCEPTABLE_STATE2(tp, tcp_state1, tcp_state2) \
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| 71 | Assert( (tp)->t_state == (tcp_state1) \
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| 72 | || (tp)->t_state == (tcp_state2) ); \
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| 73 | #else
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| 74 | # define TCP_ACCEPTABLE_STATE1(tp, tcp_state1) do { } while(0)
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| 75 | # define TCP_ACCEPTABLE_STATE2(tp, tcp_state1, tcp_state2) do { } while(0)
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| 76 | #endif
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| 77 | #endif
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