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1181 lines
34 KiB
1181 lines
34 KiB
/*-
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 2006-2007, by Cisco Systems, Inc. All rights reserved.
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* Copyright (c) 2008-2011, by Randall Stewart. All rights reserved.
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* Copyright (c) 2008-2011, by Michael Tuexen. All rights reserved.
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* Copyright (c) 2008-2011, by Brad Penoff. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* a) Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* b) Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the distribution.
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*
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* c) Neither the name of Cisco Systems, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __sctp_os_userspace_h__
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#define __sctp_os_userspace_h__
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/*
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* Userspace includes
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* All the opt_xxx.h files are placed in the kernel build directory.
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* We will place them in userspace stack build directory.
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*/
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#include <errno.h>
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#if defined(__Userspace_os_Windows)
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#include <iphlpapi.h>
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#include <mswsock.h>
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#include <windows.h>
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#include "user_environment.h"
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typedef CRITICAL_SECTION userland_mutex_t;
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#if WINVER < 0x0600
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enum {
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C_SIGNAL = 0,
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C_BROADCAST = 1,
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C_MAX_EVENTS = 2
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};
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typedef struct
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{
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u_int waiters_count;
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CRITICAL_SECTION waiters_count_lock;
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HANDLE events_[C_MAX_EVENTS];
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} userland_cond_t;
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void InitializeXPConditionVariable(userland_cond_t *);
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void DeleteXPConditionVariable(userland_cond_t *);
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int SleepXPConditionVariable(userland_cond_t *, userland_mutex_t *);
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void WakeAllXPConditionVariable(userland_cond_t *);
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#define InitializeConditionVariable(cond) InitializeXPConditionVariable(cond)
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#define DeleteConditionVariable(cond) DeleteXPConditionVariable(cond)
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#define SleepConditionVariableCS(cond, mtx, time) SleepXPConditionVariable(cond, mtx)
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#define WakeAllConditionVariable(cond) WakeAllXPConditionVariable(cond)
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#else
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#define DeleteConditionVariable(cond)
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typedef CONDITION_VARIABLE userland_cond_t;
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#endif
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typedef HANDLE userland_thread_t;
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#define ADDRESS_FAMILY unsigned __int8
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#define IPVERSION 4
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#define MAXTTL 255
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/* VS2010 comes with stdint.h */
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#if !defined(_MSC_VER) || (_MSC_VER >= 1600)
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#include <stdint.h>
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#else
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#define uint64_t unsigned __int64
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#define uint32_t unsigned __int32
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#define int32_t __int32
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#define uint16_t unsigned __int16
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#define int16_t __int16
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#define uint8_t unsigned __int8
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#define int8_t __int8
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#endif
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#ifndef _SIZE_T_DEFINED
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#define size_t __int32
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#endif
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#define u_long unsigned __int64
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#define u_int unsigned __int32
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#define u_int32_t unsigned __int32
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#define u_int16_t unsigned __int16
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#define u_int8_t unsigned __int8
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#define u_char unsigned char
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#define n_short unsigned __int16
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#define u_short unsigned __int16
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#define n_time unsigned __int32
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#define sa_family_t unsigned __int8
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#define ssize_t __int64
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#if !defined(__MINGW32__)
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#define __func__ __FUNCTION__
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#endif
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#ifndef EWOULDBLOCK
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#define EWOULDBLOCK WSAEWOULDBLOCK
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#endif
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#ifndef EINPROGRESS
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#define EINPROGRESS WSAEINPROGRESS
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#endif
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#ifndef EALREADY
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#define EALREADY WSAEALREADY
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#endif
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#ifndef ENOTSOCK
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#define ENOTSOCK WSAENOTSOCK
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#endif
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#ifndef EDESTADDRREQ
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#define EDESTADDRREQ WSAEDESTADDRREQ
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#endif
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#ifndef EMSGSIZE
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#define EMSGSIZE WSAEMSGSIZE
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#endif
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#ifndef EPROTOTYPE
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#define EPROTOTYPE WSAEPROTOTYPE
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#endif
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#ifndef ENOPROTOOPT
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#define ENOPROTOOPT WSAENOPROTOOPT
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#endif
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#ifndef EPROTONOSUPPORT
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#define EPROTONOSUPPORT WSAEPROTONOSUPPORT
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#endif
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#ifndef ESOCKTNOSUPPORT
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#define ESOCKTNOSUPPORT WSAESOCKTNOSUPPORT
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#endif
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#ifndef EOPNOTSUPP
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#define EOPNOTSUPP WSAEOPNOTSUPP
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#endif
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#ifndef ENOTSUP
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#define ENOTSUP WSAEOPNOTSUPP
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#endif
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#ifndef EPFNOSUPPORT
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#define EPFNOSUPPORT WSAEPFNOSUPPORT
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#endif
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#ifndef EAFNOSUPPORT
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#define EAFNOSUPPORT WSAEAFNOSUPPORT
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#endif
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#ifndef EADDRINUSE
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#define EADDRINUSE WSAEADDRINUSE
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#endif
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#ifndef EADDRNOTAVAIL
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#define EADDRNOTAVAIL WSAEADDRNOTAVAIL
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#endif
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#ifndef ENETDOWN
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#define ENETDOWN WSAENETDOWN
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#endif
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#ifndef ENETUNREACH
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#define ENETUNREACH WSAENETUNREACH
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#endif
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#ifndef ENETRESET
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#define ENETRESET WSAENETRESET
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#endif
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#ifndef ECONNABORTED
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#define ECONNABORTED WSAECONNABORTED
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#endif
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#ifndef ECONNRESET
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#define ECONNRESET WSAECONNRESET
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#endif
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#ifndef ENOBUFS
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#define ENOBUFS WSAENOBUFS
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#endif
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#ifndef EISCONN
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#define EISCONN WSAEISCONN
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#endif
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#ifndef ENOTCONN
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#define ENOTCONN WSAENOTCONN
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#endif
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#ifndef ESHUTDOWN
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#define ESHUTDOWN WSAESHUTDOWN
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#endif
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#ifndef ETOOMANYREFS
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#define ETOOMANYREFS WSAETOOMANYREFS
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#endif
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#ifndef ETIMEDOUT
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#define ETIMEDOUT WSAETIMEDOUT
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#endif
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#ifndef ECONNREFUSED
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#define ECONNREFUSED WSAECONNREFUSED
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#endif
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#ifndef ELOOP
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#define ELOOP WSAELOOP
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#endif
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#ifndef EHOSTDOWN
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#define EHOSTDOWN WSAEHOSTDOWN
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#endif
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#ifndef EHOSTUNREACH
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#define EHOSTUNREACH WSAEHOSTUNREACH
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#endif
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#ifndef EPROCLIM
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#define EPROCLIM WSAEPROCLIM
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#endif
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#ifndef EUSERS
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#define EUSERS WSAEUSERS
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#endif
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#ifndef EDQUOT
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#define EDQUOT WSAEDQUOT
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#endif
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#ifndef ESTALE
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#define ESTALE WSAESTALE
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#endif
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#ifndef EREMOTE
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#define EREMOTE WSAEREMOTE
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#endif
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typedef char* caddr_t;
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#define bzero(buf, len) memset(buf, 0, len)
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#define bcopy(srcKey, dstKey, len) memcpy(dstKey, srcKey, len)
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#if defined(_MSC_VER) && (_MSC_VER < 1900) && !defined(__MINGW32__)
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#define SCTP_SNPRINTF(data, size, format, ...) \
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if (_snprintf_s(data, size, _TRUNCATE, format, __VA_ARGS__) < 0) { \
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data[0] = '\0'; \
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}
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#else
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#define SCTP_SNPRINTF(data, ...) \
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if (snprintf(data, __VA_ARGS__) < 0 ) { \
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data[0] = '\0'; \
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}
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#endif
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#define inline __inline
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#define __inline__ __inline
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#define MSG_EOR 0x8 /* data completes record */
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#define MSG_DONTWAIT 0x80 /* this message should be nonblocking */
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#ifdef CMSG_DATA
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#undef CMSG_DATA
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#endif
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/*
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* The following definitions should apply iff WINVER < 0x0600
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* but that check doesn't work in all cases. So be more pedantic...
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*/
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#define CMSG_DATA(x) WSA_CMSG_DATA(x)
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#define CMSG_ALIGN(x) WSA_CMSGDATA_ALIGN(x)
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#ifndef CMSG_FIRSTHDR
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#define CMSG_FIRSTHDR(x) WSA_CMSG_FIRSTHDR(x)
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#endif
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#ifndef CMSG_NXTHDR
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#define CMSG_NXTHDR(x, y) WSA_CMSG_NXTHDR(x, y)
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#endif
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#ifndef CMSG_SPACE
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#define CMSG_SPACE(x) WSA_CMSG_SPACE(x)
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#endif
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#ifndef CMSG_LEN
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#define CMSG_LEN(x) WSA_CMSG_LEN(x)
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#endif
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/**** from sctp_os_windows.h ***************/
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#define SCTP_IFN_IS_IFT_LOOP(ifn) ((ifn)->ifn_type == IFT_LOOP)
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#define SCTP_ROUTE_IS_REAL_LOOP(ro) ((ro)->ro_rt && (ro)->ro_rt->rt_ifa && (ro)->ro_rt->rt_ifa->ifa_ifp && (ro)->ro_rt->rt_ifa->ifa_ifp->if_type == IFT_LOOP)
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/*
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* Access to IFN's to help with src-addr-selection
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*/
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/* This could return VOID if the index works but for BSD we provide both. */
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#define SCTP_GET_IFN_VOID_FROM_ROUTE(ro) \
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((ro)->ro_rt != NULL ? (ro)->ro_rt->rt_ifp : NULL)
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#define SCTP_ROUTE_HAS_VALID_IFN(ro) \
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((ro)->ro_rt && (ro)->ro_rt->rt_ifp)
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/******************************************/
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#define SCTP_GET_IF_INDEX_FROM_ROUTE(ro) 1 /* compiles... TODO use routing socket to determine */
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#define BIG_ENDIAN 1
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#define LITTLE_ENDIAN 0
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#ifdef WORDS_BIGENDIAN
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#define BYTE_ORDER BIG_ENDIAN
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#else
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#define BYTE_ORDER LITTLE_ENDIAN
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#endif
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#else /* !defined(Userspace_os_Windows) */
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#include <sys/socket.h>
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#if defined(__Userspace_os_DragonFly) || defined(__Userspace_os_FreeBSD) || defined(__Userspace_os_Linux) || defined(__Userspace_os_NetBSD) || defined(__Userspace_os_OpenBSD) || defined(__Userspace_os_NaCl) || defined(__Userspace_os_Fuchsia)
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#include <pthread.h>
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#endif
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typedef pthread_mutex_t userland_mutex_t;
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typedef pthread_cond_t userland_cond_t;
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typedef pthread_t userland_thread_t;
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#endif
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#if defined(__Userspace_os_Windows) || defined(__Userspace_os_NaCl)
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#define IFNAMSIZ 64
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#define random() rand()
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#define srandom(s) srand(s)
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#define timeradd(tvp, uvp, vvp) \
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do { \
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(vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec; \
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(vvp)->tv_usec = (tvp)->tv_usec + (uvp)->tv_usec; \
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if ((vvp)->tv_usec >= 1000000) { \
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(vvp)->tv_sec++; \
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(vvp)->tv_usec -= 1000000; \
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} \
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} while (0)
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#define timersub(tvp, uvp, vvp) \
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do { \
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(vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec; \
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(vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec; \
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if ((vvp)->tv_usec < 0) { \
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(vvp)->tv_sec--; \
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(vvp)->tv_usec += 1000000; \
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} \
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} while (0)
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|
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/*#include <packon.h>
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#pragma pack(push, 1)*/
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struct ip {
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u_char ip_hl:4, ip_v:4;
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u_char ip_tos;
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u_short ip_len;
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u_short ip_id;
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u_short ip_off;
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#define IP_RP 0x8000
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#define IP_DF 0x4000
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#define IP_MF 0x2000
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#define IP_OFFMASK 0x1fff
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u_char ip_ttl;
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u_char ip_p;
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u_short ip_sum;
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struct in_addr ip_src, ip_dst;
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};
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struct ifaddrs {
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struct ifaddrs *ifa_next;
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char *ifa_name;
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unsigned int ifa_flags;
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struct sockaddr *ifa_addr;
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struct sockaddr *ifa_netmask;
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struct sockaddr *ifa_dstaddr;
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void *ifa_data;
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};
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struct udphdr {
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uint16_t uh_sport;
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uint16_t uh_dport;
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uint16_t uh_ulen;
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uint16_t uh_sum;
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};
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struct iovec {
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size_t len;
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char *buf;
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};
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#define iov_base buf
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#define iov_len len
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struct ifa_msghdr {
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uint16_t ifam_msglen;
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unsigned char ifam_version;
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unsigned char ifam_type;
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uint32_t ifam_addrs;
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uint32_t ifam_flags;
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uint16_t ifam_index;
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uint32_t ifam_metric;
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};
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struct ifdevmtu {
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int ifdm_current;
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int ifdm_min;
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int ifdm_max;
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};
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struct ifkpi {
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unsigned int ifk_module_id;
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unsigned int ifk_type;
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union {
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void *ifk_ptr;
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int ifk_value;
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} ifk_data;
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};
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struct ifreq {
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char ifr_name[16];
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union {
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struct sockaddr ifru_addr;
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struct sockaddr ifru_dstaddr;
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struct sockaddr ifru_broadaddr;
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short ifru_flags;
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int ifru_metric;
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|
int ifru_mtu;
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int ifru_phys;
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int ifru_media;
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|
int ifru_intval;
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char* ifru_data;
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|
struct ifdevmtu ifru_devmtu;
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|
struct ifkpi ifru_kpi;
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uint32_t ifru_wake_flags;
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} ifr_ifru;
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#define ifr_addr ifr_ifru.ifru_addr
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#define ifr_dstaddr ifr_ifru.ifru_dstaddr
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|
#define ifr_broadaddr ifr_ifru.ifru_broadaddr
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|
#define ifr_flags ifr_ifru.ifru_flags[0]
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#define ifr_prevflags ifr_ifru.ifru_flags[1]
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#define ifr_metric ifr_ifru.ifru_metric
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#define ifr_mtu ifr_ifru.ifru_mtu
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#define ifr_phys ifr_ifru.ifru_phys
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#define ifr_media ifr_ifru.ifru_media
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#define ifr_data ifr_ifru.ifru_data
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#define ifr_devmtu ifr_ifru.ifru_devmtu
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|
#define ifr_intval ifr_ifru.ifru_intval
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|
#define ifr_kpi ifr_ifru.ifru_kpi
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#define ifr_wake_flags ifr_ifru.ifru_wake_flags
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};
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|
#endif
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|
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#if defined(__Userspace_os_Windows)
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int Win_getifaddrs(struct ifaddrs**);
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|
#define getifaddrs(interfaces) (int)Win_getifaddrs(interfaces)
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|
int win_if_nametoindex(const char *);
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|
#define if_nametoindex(x) win_if_nametoindex(x)
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|
#endif
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|
|
#define mtx_lock(arg1)
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|
#define mtx_unlock(arg1)
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|
#define mtx_assert(arg1,arg2)
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|
#define MA_OWNED 7 /* sys/mutex.h typically on FreeBSD */
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|
#if !defined(__Userspace_os_FreeBSD)
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|
struct mtx {int dummy;};
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|
#if !defined(__Userspace_os_NetBSD)
|
|
struct selinfo {int dummy;};
|
|
#endif
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|
struct sx {int dummy;};
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|
#endif
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|
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|
#include <stdio.h>
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|
#include <string.h>
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|
#include <stdbool.h>
|
|
/* #include <sys/param.h> in FreeBSD defines MSIZE */
|
|
/* #include <sys/ktr.h> */
|
|
/* #include <sys/systm.h> */
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|
#if defined(HAVE_SYS_QUEUE_H)
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|
#include <sys/queue.h>
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|
#else
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|
#include <user_queue.h>
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|
#endif
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|
#include <user_malloc.h>
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|
/* #include <sys/kernel.h> */
|
|
/* #include <sys/sysctl.h> */
|
|
/* #include <sys/protosw.h> */
|
|
/* on FreeBSD, this results in a redefintion of SOCK(BUF)_(UN)LOCK and
|
|
* uknown type of struct mtx for sb_mtx in struct sockbuf */
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|
#include "user_socketvar.h" /* MALLOC_DECLARE's M_PCB. Replacement for sys/socketvar.h */
|
|
/* #include <sys/jail.h> */
|
|
/* #include <sys/sysctl.h> */
|
|
#include <user_environment.h>
|
|
#include <user_atomic.h>
|
|
#include <user_mbuf.h>
|
|
/* #include <sys/uio.h> */
|
|
/* #include <sys/lock.h> */
|
|
#if defined(__FreeBSD__) && __FreeBSD_version > 602000
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|
#include <sys/rwlock.h>
|
|
#endif
|
|
/* #include <sys/kthread.h> */
|
|
#if defined(__FreeBSD__) && __FreeBSD_version > 602000
|
|
#include <sys/priv.h>
|
|
#endif
|
|
/* #include <sys/random.h> */
|
|
#include <limits.h>
|
|
/* #include <machine/cpu.h> */
|
|
|
|
#if defined(__Userspace_os_Darwin)
|
|
/* was a 0 byte file. needed for structs if_data(64) and net_event_data */
|
|
#include <net/if_var.h>
|
|
#endif
|
|
#if defined(__Userspace_os_FreeBSD)
|
|
#include <net/if_types.h>
|
|
/* #include <net/if_var.h> was a 0 byte file. causes struct mtx redefinition */
|
|
#endif
|
|
/* OOTB only - dummy route used at the moment. should we port route to
|
|
* userspace as well? */
|
|
/* on FreeBSD, this results in a redefintion of struct route */
|
|
/* #include <net/route.h> */
|
|
#if !defined(__Userspace_os_Windows) && !defined(__Userspace_os_NaCl)
|
|
#include <net/if.h>
|
|
#include <netinet/in.h>
|
|
#include <netinet/in_systm.h>
|
|
#include <netinet/ip.h>
|
|
#endif
|
|
#if defined(HAVE_NETINET_IP_ICMP_H)
|
|
#include <netinet/ip_icmp.h>
|
|
#else
|
|
#include <user_ip_icmp.h>
|
|
#endif
|
|
/* #include <netinet/in_pcb.h> ported to userspace */
|
|
#include <user_inpcb.h>
|
|
|
|
/* for getifaddrs */
|
|
#include <sys/types.h>
|
|
#if !defined(__Userspace_os_Windows)
|
|
#if defined(INET) || defined(INET6)
|
|
#include <ifaddrs.h>
|
|
#endif
|
|
|
|
/* for ioctl */
|
|
#include <sys/ioctl.h>
|
|
|
|
/* for close, etc. */
|
|
#include <unistd.h>
|
|
#endif
|
|
|
|
/* lots of errno's used and needed in userspace */
|
|
|
|
/* for offsetof */
|
|
#include <stddef.h>
|
|
|
|
#if defined(SCTP_PROCESS_LEVEL_LOCKS) && !defined(__Userspace_os_Windows)
|
|
/* for pthread_mutex_lock, pthread_mutex_unlock, etc. */
|
|
#include <pthread.h>
|
|
#endif
|
|
|
|
#ifdef IPSEC
|
|
#include <netipsec/ipsec.h>
|
|
#include <netipsec/key.h>
|
|
#endif /* IPSEC */
|
|
|
|
#ifdef INET6
|
|
#if defined(__Userspace_os_FreeBSD)
|
|
#include <sys/domain.h>
|
|
#endif
|
|
#ifdef IPSEC
|
|
#include <netipsec/ipsec6.h>
|
|
#endif
|
|
#if !defined(__Userspace_os_Windows)
|
|
#include <netinet/ip6.h>
|
|
#endif
|
|
#if defined(__Userspace_os_Darwin) || defined(__Userspace_os_FreeBSD) || defined(__Userspace_os_Linux) || defined(__Userspace_os_NetBSD) || defined(__Userspace_os_OpenBSD) || defined(__Userspace_os_Windows)
|
|
#include "user_ip6_var.h"
|
|
#else
|
|
#include <netinet6/ip6_var.h>
|
|
#endif
|
|
#if defined(__Userspace_os_FreeBSD)
|
|
#include <netinet6/in6_pcb.h>
|
|
#include <netinet6/ip6protosw.h>
|
|
/* #include <netinet6/nd6.h> was a 0 byte file */
|
|
#include <netinet6/scope6_var.h>
|
|
#endif
|
|
#endif /* INET6 */
|
|
|
|
#if defined(HAVE_SCTP_PEELOFF_SOCKOPT)
|
|
#include <sys/file.h>
|
|
#include <sys/filedesc.h>
|
|
#endif
|
|
|
|
#include "netinet/sctp_sha1.h"
|
|
|
|
#if __FreeBSD_version >= 700000
|
|
#include <netinet/ip_options.h>
|
|
#endif
|
|
|
|
#define SCTP_PRINTF(...) \
|
|
if (SCTP_BASE_VAR(debug_printf)) { \
|
|
SCTP_BASE_VAR(debug_printf)(__VA_ARGS__); \
|
|
}
|
|
|
|
/* Declare all the malloc names for all the various mallocs */
|
|
MALLOC_DECLARE(SCTP_M_MAP);
|
|
MALLOC_DECLARE(SCTP_M_STRMI);
|
|
MALLOC_DECLARE(SCTP_M_STRMO);
|
|
MALLOC_DECLARE(SCTP_M_ASC_ADDR);
|
|
MALLOC_DECLARE(SCTP_M_ASC_IT);
|
|
MALLOC_DECLARE(SCTP_M_AUTH_CL);
|
|
MALLOC_DECLARE(SCTP_M_AUTH_KY);
|
|
MALLOC_DECLARE(SCTP_M_AUTH_HL);
|
|
MALLOC_DECLARE(SCTP_M_AUTH_IF);
|
|
MALLOC_DECLARE(SCTP_M_STRESET);
|
|
MALLOC_DECLARE(SCTP_M_CMSG);
|
|
MALLOC_DECLARE(SCTP_M_COPYAL);
|
|
MALLOC_DECLARE(SCTP_M_VRF);
|
|
MALLOC_DECLARE(SCTP_M_IFA);
|
|
MALLOC_DECLARE(SCTP_M_IFN);
|
|
MALLOC_DECLARE(SCTP_M_TIMW);
|
|
MALLOC_DECLARE(SCTP_M_MVRF);
|
|
MALLOC_DECLARE(SCTP_M_ITER);
|
|
MALLOC_DECLARE(SCTP_M_SOCKOPT);
|
|
|
|
#if defined(SCTP_LOCAL_TRACE_BUF)
|
|
|
|
#define SCTP_GET_CYCLECOUNT get_cyclecount()
|
|
#define SCTP_CTR6 sctp_log_trace
|
|
|
|
#else
|
|
#define SCTP_CTR6 CTR6
|
|
#endif
|
|
|
|
/* Empty ktr statement for _Userspace__ (similar to what is done for mac) */
|
|
#define CTR6(m, d, p1, p2, p3, p4, p5, p6)
|
|
|
|
|
|
|
|
#define SCTP_BASE_INFO(__m) system_base_info.sctppcbinfo.__m
|
|
#define SCTP_BASE_STATS system_base_info.sctpstat
|
|
#define SCTP_BASE_STAT(__m) system_base_info.sctpstat.__m
|
|
#define SCTP_BASE_SYSCTL(__m) system_base_info.sctpsysctl.__m
|
|
#define SCTP_BASE_VAR(__m) system_base_info.__m
|
|
|
|
/*
|
|
*
|
|
*/
|
|
#if !defined(__Userspace_os_Darwin)
|
|
#define USER_ADDR_NULL (NULL) /* FIX ME: temp */
|
|
#endif
|
|
|
|
#if defined(SCTP_DEBUG)
|
|
#include <netinet/sctp_constants.h>
|
|
#define SCTPDBG(level, ...) \
|
|
{ \
|
|
do { \
|
|
if (SCTP_BASE_SYSCTL(sctp_debug_on) & level) { \
|
|
SCTP_PRINTF(__VA_ARGS__); \
|
|
} \
|
|
} while (0); \
|
|
}
|
|
#define SCTPDBG_ADDR(level, addr) \
|
|
{ \
|
|
do { \
|
|
if (SCTP_BASE_SYSCTL(sctp_debug_on) & level ) { \
|
|
sctp_print_address(addr); \
|
|
} \
|
|
} while (0); \
|
|
}
|
|
#else
|
|
#define SCTPDBG(level, ...)
|
|
#define SCTPDBG_ADDR(level, addr)
|
|
#endif
|
|
|
|
#ifdef SCTP_LTRACE_CHUNKS
|
|
#define SCTP_LTRACE_CHK(a, b, c, d) if(sctp_logging_level & SCTP_LTRACE_CHUNK_ENABLE) CTR6(KTR_SUBSYS, "SCTP:%d[%d]:%x-%x-%x-%x", SCTP_LOG_CHUNK_PROC, 0, a, b, c, d)
|
|
#else
|
|
#define SCTP_LTRACE_CHK(a, b, c, d)
|
|
#endif
|
|
|
|
#ifdef SCTP_LTRACE_ERRORS
|
|
#define SCTP_LTRACE_ERR_RET_PKT(m, inp, stcb, net, file, err) \
|
|
if (sctp_logging_level & SCTP_LTRACE_ERROR_ENABLE) \
|
|
SCTP_PRINTF("mbuf:%p inp:%p stcb:%p net:%p file:%x line:%d error:%d\n", \
|
|
(void *)m, (void *)inp, (void *)stcb, (void *)net, file, __LINE__, err);
|
|
#define SCTP_LTRACE_ERR_RET(inp, stcb, net, file, err) \
|
|
if (sctp_logging_level & SCTP_LTRACE_ERROR_ENABLE) \
|
|
SCTP_PRINTF("inp:%p stcb:%p net:%p file:%x line:%d error:%d\n", \
|
|
(void *)inp, (void *)stcb, (void *)net, file, __LINE__, err);
|
|
#else
|
|
#define SCTP_LTRACE_ERR_RET_PKT(m, inp, stcb, net, file, err)
|
|
#define SCTP_LTRACE_ERR_RET(inp, stcb, net, file, err)
|
|
#endif
|
|
|
|
|
|
/*
|
|
* Local address and interface list handling
|
|
*/
|
|
#define SCTP_MAX_VRF_ID 0
|
|
#define SCTP_SIZE_OF_VRF_HASH 3
|
|
#define SCTP_IFNAMSIZ IFNAMSIZ
|
|
#define SCTP_DEFAULT_VRFID 0
|
|
#define SCTP_VRF_ADDR_HASH_SIZE 16
|
|
#define SCTP_VRF_IFN_HASH_SIZE 3
|
|
#define SCTP_INIT_VRF_TABLEID(vrf)
|
|
|
|
#if !defined(__Userspace_os_Windows)
|
|
#define SCTP_IFN_IS_IFT_LOOP(ifn) (strncmp((ifn)->ifn_name, "lo", 2) == 0)
|
|
/* BSD definition */
|
|
/* #define SCTP_ROUTE_IS_REAL_LOOP(ro) ((ro)->ro_rt && (ro)->ro_rt->rt_ifa && (ro)->ro_rt->rt_ifa->ifa_ifp && (ro)->ro_rt->rt_ifa->ifa_ifp->if_type == IFT_LOOP) */
|
|
/* only used in IPv6 scenario, which isn't supported yet */
|
|
#define SCTP_ROUTE_IS_REAL_LOOP(ro) 0
|
|
|
|
/*
|
|
* Access to IFN's to help with src-addr-selection
|
|
*/
|
|
/* This could return VOID if the index works but for BSD we provide both. */
|
|
#define SCTP_GET_IFN_VOID_FROM_ROUTE(ro) (void *)ro->ro_rt->rt_ifp
|
|
#define SCTP_GET_IF_INDEX_FROM_ROUTE(ro) 1 /* compiles... TODO use routing socket to determine */
|
|
#define SCTP_ROUTE_HAS_VALID_IFN(ro) ((ro)->ro_rt && (ro)->ro_rt->rt_ifp)
|
|
#endif
|
|
|
|
/*
|
|
* general memory allocation
|
|
*/
|
|
#define SCTP_MALLOC(var, type, size, name) \
|
|
do { \
|
|
MALLOC(var, type, size, name, M_NOWAIT); \
|
|
} while (0)
|
|
|
|
#define SCTP_FREE(var, type) FREE(var, type)
|
|
|
|
#define SCTP_MALLOC_SONAME(var, type, size) \
|
|
do { \
|
|
MALLOC(var, type, size, M_SONAME, (M_WAITOK | M_ZERO)); \
|
|
} while (0)
|
|
|
|
#define SCTP_FREE_SONAME(var) FREE(var, M_SONAME)
|
|
|
|
#define SCTP_PROCESS_STRUCT struct proc *
|
|
|
|
/*
|
|
* zone allocation functions
|
|
*/
|
|
|
|
|
|
#if defined(SCTP_SIMPLE_ALLOCATOR)
|
|
/*typedef size_t sctp_zone_t;*/
|
|
#define SCTP_ZONE_INIT(zone, name, size, number) { \
|
|
zone = size; \
|
|
}
|
|
|
|
/* __Userspace__ SCTP_ZONE_GET: allocate element from the zone */
|
|
#define SCTP_ZONE_GET(zone, type) \
|
|
(type *)malloc(zone);
|
|
|
|
|
|
/* __Userspace__ SCTP_ZONE_FREE: free element from the zone */
|
|
#define SCTP_ZONE_FREE(zone, element) { \
|
|
free(element); \
|
|
}
|
|
|
|
#define SCTP_ZONE_DESTROY(zone)
|
|
#else
|
|
/*__Userspace__
|
|
Compiling & linking notes: Needs libumem, which has been placed in ./user_lib
|
|
All userspace header files are in ./user_include. Makefile will need the
|
|
following.
|
|
CFLAGS = -I./ -Wall
|
|
LDFLAGS = -L./user_lib -R./user_lib -lumem
|
|
*/
|
|
#include "user_include/umem.h"
|
|
|
|
/* __Userspace__ SCTP_ZONE_INIT: initialize the zone */
|
|
/*
|
|
__Userspace__
|
|
No equivalent function to uma_zone_set_max added yet. (See SCTP_ZONE_INIT in sctp_os_bsd.h
|
|
for reference). It may not be required as mentioned in
|
|
http://nixdoc.net/man-pages/FreeBSD/uma_zalloc.9.html that
|
|
max limits may not enforced on systems with more than one CPU.
|
|
*/
|
|
#define SCTP_ZONE_INIT(zone, name, size, number) { \
|
|
zone = umem_cache_create(name, size, 0, NULL, NULL, NULL, NULL, NULL, 0); \
|
|
}
|
|
|
|
/* __Userspace__ SCTP_ZONE_GET: allocate element from the zone */
|
|
#define SCTP_ZONE_GET(zone, type) \
|
|
(type *)umem_cache_alloc(zone, UMEM_DEFAULT);
|
|
|
|
|
|
/* __Userspace__ SCTP_ZONE_FREE: free element from the zone */
|
|
#define SCTP_ZONE_FREE(zone, element) \
|
|
umem_cache_free(zone, element);
|
|
|
|
|
|
/* __Userspace__ SCTP_ZONE_DESTROY: destroy the zone */
|
|
#define SCTP_ZONE_DESTROY(zone) \
|
|
umem_cache_destroy(zone);
|
|
#endif
|
|
|
|
/*
|
|
* __Userspace__ Defining sctp_hashinit_flags() and sctp_hashdestroy() for userland.
|
|
*/
|
|
void *sctp_hashinit_flags(int elements, struct malloc_type *type,
|
|
u_long *hashmask, int flags);
|
|
void
|
|
sctp_hashdestroy(void *vhashtbl, struct malloc_type *type, u_long hashmask);
|
|
|
|
void
|
|
sctp_hashfreedestroy(void *vhashtbl, struct malloc_type *type, u_long hashmask);
|
|
|
|
|
|
#define HASH_NOWAIT 0x00000001
|
|
#define HASH_WAITOK 0x00000002
|
|
|
|
/* M_PCB is MALLOC_DECLARE'd in sys/socketvar.h */
|
|
#define SCTP_HASH_INIT(size, hashmark) sctp_hashinit_flags(size, M_PCB, hashmark, HASH_NOWAIT)
|
|
|
|
#define SCTP_HASH_FREE(table, hashmark) sctp_hashdestroy(table, M_PCB, hashmark)
|
|
|
|
#define SCTP_HASH_FREE_DESTROY(table, hashmark) sctp_hashfreedestroy(table, M_PCB, hashmark)
|
|
#define SCTP_M_COPYM m_copym
|
|
|
|
/*
|
|
* timers
|
|
*/
|
|
/* __Userspace__
|
|
* user_sctp_callout.h has typedef struct sctp_callout sctp_os_timer_t;
|
|
* which is used in the timer related functions such as
|
|
* SCTP_OS_TIMER_INIT etc.
|
|
*/
|
|
#include <netinet/sctp_callout.h>
|
|
|
|
/* __Userspace__ Creating a receive thread */
|
|
#include <user_recv_thread.h>
|
|
|
|
/*__Userspace__ defining KTR_SUBSYS 1 as done in sctp_os_macosx.h */
|
|
#define KTR_SUBSYS 1
|
|
|
|
/* The packed define for 64 bit platforms */
|
|
#if !defined(__Userspace_os_Windows)
|
|
#define SCTP_PACKED __attribute__((packed))
|
|
#define SCTP_UNUSED __attribute__((unused))
|
|
#else
|
|
#define SCTP_PACKED
|
|
#define SCTP_UNUSED
|
|
#endif
|
|
|
|
/*
|
|
* Functions
|
|
*/
|
|
/* Mbuf manipulation and access macros */
|
|
#define SCTP_BUF_LEN(m) (m->m_len)
|
|
#define SCTP_BUF_NEXT(m) (m->m_next)
|
|
#define SCTP_BUF_NEXT_PKT(m) (m->m_nextpkt)
|
|
#define SCTP_BUF_RESV_UF(m, size) m->m_data += size
|
|
#define SCTP_BUF_AT(m, size) m->m_data + size
|
|
#define SCTP_BUF_IS_EXTENDED(m) (m->m_flags & M_EXT)
|
|
#define SCTP_BUF_EXTEND_SIZE(m) (m->m_ext.ext_size)
|
|
#define SCTP_BUF_TYPE(m) (m->m_type)
|
|
#define SCTP_BUF_RECVIF(m) (m->m_pkthdr.rcvif)
|
|
#define SCTP_BUF_PREPEND M_PREPEND
|
|
|
|
#define SCTP_ALIGN_TO_END(m, len) if(m->m_flags & M_PKTHDR) { \
|
|
MH_ALIGN(m, len); \
|
|
} else if ((m->m_flags & M_EXT) == 0) { \
|
|
M_ALIGN(m, len); \
|
|
}
|
|
|
|
#if !defined(__Userspace_os_Windows)
|
|
#define SCTP_SNPRINTF(data, ...) \
|
|
if (snprintf(data, __VA_ARGS__) < 0) { \
|
|
data[0] = '\0'; \
|
|
}
|
|
#endif
|
|
|
|
/* We make it so if you have up to 4 threads
|
|
* writting based on the default size of
|
|
* the packet log 65 k, that would be
|
|
* 4 16k packets before we would hit
|
|
* a problem.
|
|
*/
|
|
#define SCTP_PKTLOG_WRITERS_NEED_LOCK 3
|
|
|
|
|
|
/*
|
|
* routes, output, etc.
|
|
*/
|
|
|
|
typedef struct sctp_route sctp_route_t;
|
|
typedef struct sctp_rtentry sctp_rtentry_t;
|
|
|
|
static inline void sctp_userspace_rtalloc(sctp_route_t *ro)
|
|
{
|
|
if (ro->ro_rt != NULL) {
|
|
ro->ro_rt->rt_refcnt++;
|
|
return;
|
|
}
|
|
|
|
ro->ro_rt = (sctp_rtentry_t *) malloc(sizeof(sctp_rtentry_t));
|
|
if (ro->ro_rt == NULL)
|
|
return;
|
|
|
|
/* initialize */
|
|
memset(ro->ro_rt, 0, sizeof(sctp_rtentry_t));
|
|
ro->ro_rt->rt_refcnt = 1;
|
|
|
|
/* set MTU */
|
|
/* TODO set this based on the ro->ro_dst, looking up MTU with routing socket */
|
|
#if 0
|
|
if (userspace_rawroute == -1) {
|
|
userspace_rawroute = socket(AF_ROUTE, SOCK_RAW, 0);
|
|
if (userspace_rawroute == -1)
|
|
return;
|
|
}
|
|
#endif
|
|
ro->ro_rt->rt_rmx.rmx_mtu = 1500; /* FIXME temporary solution */
|
|
|
|
/* TODO enable the ability to obtain interface index of route for
|
|
* SCTP_GET_IF_INDEX_FROM_ROUTE macro.
|
|
*/
|
|
}
|
|
#define SCTP_RTALLOC(ro, vrf_id, fibnum) sctp_userspace_rtalloc((sctp_route_t *)ro)
|
|
|
|
/* dummy rtfree needed once user_route.h is included */
|
|
static inline void sctp_userspace_rtfree(sctp_rtentry_t *rt)
|
|
{
|
|
if(rt == NULL) {
|
|
return;
|
|
}
|
|
if(--rt->rt_refcnt > 0) {
|
|
return;
|
|
}
|
|
free(rt);
|
|
}
|
|
#define rtfree(arg1) sctp_userspace_rtfree(arg1)
|
|
|
|
|
|
/*************************/
|
|
/* MTU */
|
|
/*************************/
|
|
int sctp_userspace_get_mtu_from_ifn(uint32_t if_index, int af);
|
|
|
|
#define SCTP_GATHER_MTU_FROM_IFN_INFO(ifn, ifn_index, af) sctp_userspace_get_mtu_from_ifn(ifn_index, af)
|
|
|
|
#define SCTP_GATHER_MTU_FROM_ROUTE(sctp_ifa, sa, rt) ((rt != NULL) ? rt->rt_rmx.rmx_mtu : 0)
|
|
|
|
#define SCTP_GATHER_MTU_FROM_INTFC(sctp_ifn) sctp_userspace_get_mtu_from_ifn(if_nametoindex(((struct ifaddrs *) (sctp_ifn))->ifa_name), AF_INET)
|
|
|
|
#define SCTP_SET_MTU_OF_ROUTE(sa, rt, mtu) do { \
|
|
if (rt != NULL) \
|
|
rt->rt_rmx.rmx_mtu = mtu; \
|
|
} while(0)
|
|
|
|
/* (de-)register interface event notifications */
|
|
#define SCTP_REGISTER_INTERFACE(ifhandle, af)
|
|
#define SCTP_DEREGISTER_INTERFACE(ifhandle, af)
|
|
|
|
|
|
/*************************/
|
|
/* These are for logging */
|
|
/*************************/
|
|
/* return the base ext data pointer */
|
|
#define SCTP_BUF_EXTEND_BASE(m) (m->m_ext.ext_buf)
|
|
/* return the refcnt of the data pointer */
|
|
#define SCTP_BUF_EXTEND_REFCNT(m) (*m->m_ext.ref_cnt)
|
|
/* return any buffer related flags, this is
|
|
* used beyond logging for apple only.
|
|
*/
|
|
#define SCTP_BUF_GET_FLAGS(m) (m->m_flags)
|
|
|
|
/* For BSD this just accesses the M_PKTHDR length
|
|
* so it operates on an mbuf with hdr flag. Other
|
|
* O/S's may have seperate packet header and mbuf
|
|
* chain pointers.. thus the macro.
|
|
*/
|
|
#define SCTP_HEADER_TO_CHAIN(m) (m)
|
|
#define SCTP_DETACH_HEADER_FROM_CHAIN(m)
|
|
#define SCTP_HEADER_LEN(m) ((m)->m_pkthdr.len)
|
|
#define SCTP_GET_HEADER_FOR_OUTPUT(o_pak) 0
|
|
#define SCTP_RELEASE_HEADER(m)
|
|
#define SCTP_RELEASE_PKT(m) sctp_m_freem(m)
|
|
|
|
#define SCTP_GET_PKT_VRFID(m, vrf_id) ((vrf_id = SCTP_DEFAULT_VRFID) != SCTP_DEFAULT_VRFID)
|
|
|
|
|
|
|
|
/* Attach the chain of data into the sendable packet. */
|
|
#define SCTP_ATTACH_CHAIN(pak, m, packet_length) do { \
|
|
pak = m; \
|
|
pak->m_pkthdr.len = packet_length; \
|
|
} while(0)
|
|
|
|
/* Other m_pkthdr type things */
|
|
/* FIXME need real definitions */
|
|
#define SCTP_IS_IT_BROADCAST(dst, m) 0
|
|
/* OOTB only #define SCTP_IS_IT_BROADCAST(dst, m) ((m->m_flags & M_PKTHDR) ? in_broadcast(dst, m->m_pkthdr.rcvif) : 0) BSD def */
|
|
#define SCTP_IS_IT_LOOPBACK(m) 0
|
|
/* OOTB ONLY #define SCTP_IS_IT_LOOPBACK(m) ((m->m_flags & M_PKTHDR) && ((m->m_pkthdr.rcvif == NULL) || (m->m_pkthdr.rcvif->if_type == IFT_LOOP))) BSD def */
|
|
|
|
|
|
/* This converts any input packet header
|
|
* into the chain of data holders, for BSD
|
|
* its a NOP.
|
|
*/
|
|
|
|
/* get the v6 hop limit */
|
|
#define SCTP_GET_HLIM(inp, ro) 128 /* As done for __Windows__ */
|
|
#define IPv6_HOP_LIMIT 128
|
|
|
|
/* is the endpoint v6only? */
|
|
#define SCTP_IPV6_V6ONLY(sctp_inpcb) ((sctp_inpcb)->ip_inp.inp.inp_flags & IN6P_IPV6_V6ONLY)
|
|
/* is the socket non-blocking? */
|
|
#define SCTP_SO_IS_NBIO(so) ((so)->so_state & SS_NBIO)
|
|
#define SCTP_SET_SO_NBIO(so) ((so)->so_state |= SS_NBIO)
|
|
#define SCTP_CLEAR_SO_NBIO(so) ((so)->so_state &= ~SS_NBIO)
|
|
/* get the socket type */
|
|
#define SCTP_SO_TYPE(so) ((so)->so_type)
|
|
|
|
/* reserve sb space for a socket */
|
|
#define SCTP_SORESERVE(so, send, recv) soreserve(so, send, recv)
|
|
|
|
/* wakeup a socket */
|
|
#define SCTP_SOWAKEUP(so) wakeup(&(so)->so_timeo, so)
|
|
/* clear the socket buffer state */
|
|
#define SCTP_SB_CLEAR(sb) \
|
|
(sb).sb_cc = 0; \
|
|
(sb).sb_mb = NULL; \
|
|
(sb).sb_mbcnt = 0;
|
|
|
|
#define SCTP_SB_LIMIT_RCV(so) so->so_rcv.sb_hiwat
|
|
#define SCTP_SB_LIMIT_SND(so) so->so_snd.sb_hiwat
|
|
|
|
#define SCTP_READ_RANDOM(buf, len) read_random(buf, len)
|
|
|
|
#define SCTP_SHA1_CTX struct sctp_sha1_context
|
|
#define SCTP_SHA1_INIT sctp_sha1_init
|
|
#define SCTP_SHA1_UPDATE sctp_sha1_update
|
|
#define SCTP_SHA1_FINAL(x,y) sctp_sha1_final((unsigned char *)x, y)
|
|
|
|
/* start OOTB only stuff */
|
|
/* TODO IFT_LOOP is in net/if_types.h on Linux */
|
|
#define IFT_LOOP 0x18
|
|
|
|
/* sctp_pcb.h */
|
|
|
|
#if defined(__Userspace_os_Windows)
|
|
#define SHUT_RD 1
|
|
#define SHUT_WR 2
|
|
#define SHUT_RDWR 3
|
|
#endif
|
|
#define PRU_FLUSH_RD SHUT_RD
|
|
#define PRU_FLUSH_WR SHUT_WR
|
|
#define PRU_FLUSH_RDWR SHUT_RDWR
|
|
|
|
/* netinet/ip_var.h defintions are behind an if defined for _KERNEL on FreeBSD */
|
|
#define IP_RAWOUTPUT 0x2
|
|
|
|
|
|
/* end OOTB only stuff */
|
|
|
|
#define AF_CONN 123
|
|
struct sockaddr_conn {
|
|
#ifdef HAVE_SCONN_LEN
|
|
uint8_t sconn_len;
|
|
uint8_t sconn_family;
|
|
#else
|
|
uint16_t sconn_family;
|
|
#endif
|
|
uint16_t sconn_port;
|
|
void *sconn_addr;
|
|
};
|
|
|
|
typedef void *(*start_routine_t)(void *);
|
|
|
|
extern int
|
|
sctp_userspace_thread_create(userland_thread_t *thread, start_routine_t start_routine);
|
|
|
|
void
|
|
sctp_userspace_set_threadname(const char *name);
|
|
|
|
/*
|
|
* SCTP protocol specific mbuf flags.
|
|
*/
|
|
#define M_NOTIFICATION M_PROTO5 /* SCTP notification */
|
|
|
|
/*
|
|
* IP output routines
|
|
*/
|
|
|
|
/* Defining SCTP_IP_ID macro.
|
|
In netinet/ip_output.c, we have u_short ip_id;
|
|
In netinet/ip_var.h, we have extern u_short ip_id; (enclosed within _KERNEL_)
|
|
See static __inline uint16_t ip_newid(void) in netinet/ip_var.h
|
|
*/
|
|
#define SCTP_IP_ID(inp) (ip_id)
|
|
|
|
/* need sctphdr to get port in SCTP_IP_OUTPUT. sctphdr defined in sctp.h */
|
|
#include <netinet/sctp.h>
|
|
extern void sctp_userspace_ip_output(int *result, struct mbuf *o_pak,
|
|
sctp_route_t *ro, void *stcb,
|
|
uint32_t vrf_id);
|
|
|
|
#define SCTP_IP_OUTPUT(result, o_pak, ro, stcb, vrf_id) sctp_userspace_ip_output(&result, o_pak, ro, stcb, vrf_id);
|
|
|
|
#if defined(INET6)
|
|
extern void sctp_userspace_ip6_output(int *result, struct mbuf *o_pak,
|
|
struct route_in6 *ro, void *stcb,
|
|
uint32_t vrf_id);
|
|
#define SCTP_IP6_OUTPUT(result, o_pak, ro, ifp, stcb, vrf_id) sctp_userspace_ip6_output(&result, o_pak, ro, stcb, vrf_id);
|
|
#endif
|
|
|
|
|
|
|
|
#if 0
|
|
#define SCTP_IP6_OUTPUT(result, o_pak, ro, ifp, stcb, vrf_id) \
|
|
{ \
|
|
if (stcb && stcb->sctp_ep) \
|
|
result = ip6_output(o_pak, \
|
|
((struct inpcb *)(stcb->sctp_ep))->in6p_outputopts, \
|
|
(ro), 0, 0, ifp, NULL); \
|
|
else \
|
|
result = ip6_output(o_pak, NULL, (ro), 0, 0, ifp, NULL); \
|
|
}
|
|
#endif
|
|
|
|
struct mbuf *
|
|
sctp_get_mbuf_for_msg(unsigned int space_needed, int want_header, int how, int allonebuf, int type);
|
|
|
|
|
|
/* with the current included files, this is defined in Linux but
|
|
* in FreeBSD, it is behind a _KERNEL in sys/socket.h ...
|
|
*/
|
|
#if defined(__Userspace_os_DragonFly) || defined(__Userspace_os_FreeBSD) || defined(__Userspace_os_OpenBSD) || defined(__Userspace_os_NaCl)
|
|
/* stolen from /usr/include/sys/socket.h */
|
|
#define CMSG_ALIGN(n) _ALIGN(n)
|
|
#elif defined(__Userspace_os_NetBSD)
|
|
#define CMSG_ALIGN(n) (((n) + __ALIGNBYTES) & ~__ALIGNBYTES)
|
|
#elif defined(__Userspace_os_Darwin)
|
|
#if !defined(__DARWIN_ALIGNBYTES)
|
|
#define __DARWIN_ALIGNBYTES (sizeof(__darwin_size_t) - 1)
|
|
#endif
|
|
|
|
#if !defined(__DARWIN_ALIGN)
|
|
#define __DARWIN_ALIGN(p) ((__darwin_size_t)((char *)(uintptr_t)(p) + __DARWIN_ALIGNBYTES) &~ __DARWIN_ALIGNBYTES)
|
|
#endif
|
|
|
|
#if !defined(__DARWIN_ALIGNBYTES32)
|
|
#define __DARWIN_ALIGNBYTES32 (sizeof(__uint32_t) - 1)
|
|
#endif
|
|
|
|
#if !defined(__DARWIN_ALIGN32)
|
|
#define __DARWIN_ALIGN32(p) ((__darwin_size_t)((char *)(uintptr_t)(p) + __DARWIN_ALIGNBYTES32) &~ __DARWIN_ALIGNBYTES32)
|
|
#endif
|
|
#define CMSG_ALIGN(n) __DARWIN_ALIGN32(n)
|
|
#endif
|
|
#define I_AM_HERE \
|
|
do { \
|
|
SCTP_PRINTF("%s:%d at %s\n", __FILE__, __LINE__ , __func__); \
|
|
} while (0)
|
|
|
|
#ifndef timevalsub
|
|
#define timevalsub(tp1, tp2) \
|
|
do { \
|
|
(tp1)->tv_sec -= (tp2)->tv_sec; \
|
|
(tp1)->tv_usec -= (tp2)->tv_usec; \
|
|
if ((tp1)->tv_usec < 0) { \
|
|
(tp1)->tv_sec--; \
|
|
(tp1)->tv_usec += 1000000; \
|
|
} \
|
|
} while (0)
|
|
#endif
|
|
|
|
#if defined(__Userspace_os_Linux)
|
|
#if !defined(TAILQ_FOREACH_SAFE)
|
|
#define TAILQ_FOREACH_SAFE(var, head, field, tvar) \
|
|
for ((var) = ((head)->tqh_first); \
|
|
(var) && ((tvar) = TAILQ_NEXT((var), field), 1); \
|
|
(var) = (tvar))
|
|
#endif
|
|
#if !defined(LIST_FOREACH_SAFE)
|
|
#define LIST_FOREACH_SAFE(var, head, field, tvar) \
|
|
for ((var) = ((head)->lh_first); \
|
|
(var) && ((tvar) = LIST_NEXT((var), field), 1); \
|
|
(var) = (tvar))
|
|
#endif
|
|
#endif
|
|
#if defined(__Userspace_os_DragonFly)
|
|
#define TAILQ_FOREACH_SAFE TAILQ_FOREACH_MUTABLE
|
|
#define LIST_FOREACH_SAFE LIST_FOREACH_MUTABLE
|
|
#endif
|
|
|
|
#if defined(__Userspace_os_NaCl)
|
|
#define timercmp(tvp, uvp, cmp) \
|
|
(((tvp)->tv_sec == (uvp)->tv_sec) ? \
|
|
((tvp)->tv_usec cmp (uvp)->tv_usec) : \
|
|
((tvp)->tv_sec cmp (uvp)->tv_sec))
|
|
#endif
|
|
|
|
#define SCTP_IS_LISTENING(inp) ((inp->sctp_flags & SCTP_PCB_FLAGS_ACCEPTING) != 0)
|
|
|
|
#if defined(__Userspace_os_Darwin) || defined(__Userspace_os_DragonFly) || defined(__Userspace_os_Linux) || defined(__Userspace_os_NaCl) || defined(__Userspace_os_NetBSD) || defined(__Userspace_os_Windows) || defined(__Userspace_os_Fuchsia)
|
|
int
|
|
timingsafe_bcmp(const void *, const void *, size_t);
|
|
#endif
|
|
|
|
#endif
|