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Split networking code into its own target (#2091)

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This commit is contained in:
Jesse Talavera
2024-07-14 11:03:21 -04:00
committed by GitHub
parent a812a43bda
commit 94ba7c1594
213 changed files with 159 additions and 108 deletions
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20
src/frontend/qt_sdl/CMakeLists.txt
View File

@ -31,11 +31,6 @@ set(SOURCES_QT_SDL
ROMInfoDialog.cpp
RAMInfoDialog.cpp
TitleManagerDialog.cpp
PacketDispatcher.cpp
Net.cpp
Net_PCap.cpp
Net_Slirp.cpp
LocalMP.cpp
OSD_shaders.h
font.h
Platform.cpp
@ -93,16 +88,11 @@ add_compile_definitions(ARCHIVE_SUPPORT_ENABLED)
add_executable(melonDS ${SOURCES_QT_SDL})
option(USE_SYSTEM_LIBSLIRP "Use system libslirp instead of the bundled version" OFF)
if (USE_SYSTEM_LIBSLIRP)
pkg_check_modules(Slirp REQUIRED IMPORTED_TARGET slirp)
target_link_libraries(melonDS PRIVATE PkgConfig::Slirp)
else()
add_subdirectory("../libslirp"
"${CMAKE_BINARY_DIR}/libslirp"
EXCLUDE_FROM_ALL)
target_link_libraries(melonDS PRIVATE slirp)
endif()
add_subdirectory("../../net"
"${CMAKE_BINARY_DIR}/net"
)
target_link_libraries(melonDS PRIVATE net-utils)
if (WIN32)
target_link_libraries(melonDS PUBLIC opengl32)

439
src/frontend/qt_sdl/LocalMP.cpp
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@ -1,439 +0,0 @@
/*
Copyright 2016-2024 melonDS team
This file is part of melonDS.
melonDS is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with melonDS. If not, see http://www.gnu.org/licenses/.
*/
#include <cstring>
#include <QMutex>
#include <QSemaphore>
#include "LocalMP.h"
#include "Platform.h"
using namespace melonDS;
using namespace melonDS::Platform;
using Platform::Log;
using Platform::LogLevel;
namespace LocalMP
{
struct MPStatusData
{
u16 ConnectedBitmask; // bitmask of which instances are ready to send/receive packets
u32 PacketWriteOffset;
u32 ReplyWriteOffset;
u16 MPHostinst; // instance ID from which the last CMD frame was sent
u16 MPReplyBitmask; // bitmask of which clients replied in time
};
struct MPPacketHeader
{
u32 Magic;
u32 SenderID;
u32 Type; // 0=regular 1=CMD 2=reply 3=ack
u32 Length;
u64 Timestamp;
};
const u32 kPacketQueueSize = 0x10000;
const u32 kReplyQueueSize = 0x10000;
const u32 kMaxFrameSize = 0x948;
QMutex MPQueueLock;
MPStatusData MPStatus;
u8 MPPacketQueue[kPacketQueueSize];
u8 MPReplyQueue[kReplyQueueSize];
u32 PacketReadOffset[16];
u32 ReplyReadOffset[16];
int RecvTimeout;
int LastHostID;
QSemaphore SemPool[32];
void SemPoolInit()
{
for (int i = 0; i < 32; i++)
{
SemPool[i].acquire(SemPool[i].available());
}
}
bool SemPost(int num)
{
SemPool[num].release(1);
return true;
}
bool SemWait(int num, int timeout)
{
if (!timeout)
return SemPool[num].tryAcquire(1);
return SemPool[num].tryAcquire(1, timeout);
}
void SemReset(int num)
{
SemPool[num].acquire(SemPool[num].available());
}
bool Init()
{
MPQueueLock.lock();
memset(MPPacketQueue, 0, kPacketQueueSize);
memset(MPReplyQueue, 0, kReplyQueueSize);
memset(&MPStatus, 0, sizeof(MPStatus));
memset(PacketReadOffset, 0, sizeof(PacketReadOffset));
memset(ReplyReadOffset, 0, sizeof(ReplyReadOffset));
MPQueueLock.unlock();
// prepare semaphores
// semaphores 0-15: regular frames; semaphore I is posted when instance I needs to process a new frame
// semaphores 16-31: MP replies; semaphore I is posted when instance I needs to process a new MP reply
SemPoolInit();
LastHostID = -1;
Log(LogLevel::Info, "MP comm init OK\n");
RecvTimeout = 25;
return true;
}
void DeInit()
{
}
void SetRecvTimeout(int timeout)
{
RecvTimeout = timeout;
}
void Begin(int inst)
{
MPQueueLock.lock();
PacketReadOffset[inst] = MPStatus.PacketWriteOffset;
ReplyReadOffset[inst] = MPStatus.ReplyWriteOffset;
SemReset(inst);
SemReset(16+inst);
MPStatus.ConnectedBitmask |= (1 << inst);
MPQueueLock.unlock();
}
void End(int inst)
{
MPQueueLock.lock();
MPStatus.ConnectedBitmask &= ~(1 << inst);
MPQueueLock.unlock();
}
void FIFORead(int inst, int fifo, void* buf, int len)
{
u8* data;
u32 offset, datalen;
if (fifo == 0)
{
offset = PacketReadOffset[inst];
data = MPPacketQueue;
datalen = kPacketQueueSize;
}
else
{
offset = ReplyReadOffset[inst];
data = MPReplyQueue;
datalen = kReplyQueueSize;
}
if ((offset + len) >= datalen)
{
u32 part1 = datalen - offset;
memcpy(buf, &data[offset], part1);
memcpy(&((u8*)buf)[part1], data, len - part1);
offset = len - part1;
}
else
{
memcpy(buf, &data[offset], len);
offset += len;
}
if (fifo == 0) PacketReadOffset[inst] = offset;
else ReplyReadOffset[inst] = offset;
}
void FIFOWrite(int inst, int fifo, void* buf, int len)
{
u8* data;
u32 offset, datalen;
if (fifo == 0)
{
offset = MPStatus.PacketWriteOffset;
data = MPPacketQueue;
datalen = kPacketQueueSize;
}
else
{
offset = MPStatus.ReplyWriteOffset;
data = MPReplyQueue;
datalen = kReplyQueueSize;
}
if ((offset + len) >= datalen)
{
u32 part1 = datalen - offset;
memcpy(&data[offset], buf, part1);
memcpy(data, &((u8*)buf)[part1], len - part1);
offset = len - part1;
}
else
{
memcpy(&data[offset], buf, len);
offset += len;
}
if (fifo == 0) MPStatus.PacketWriteOffset = offset;
else MPStatus.ReplyWriteOffset = offset;
}
int SendPacketGeneric(int inst, u32 type, u8* packet, int len, u64 timestamp)
{
if (len > kMaxFrameSize)
{
Log(LogLevel::Warn, "wifi: attempting to send frame too big (len=%d max=%d)\n", len, kMaxFrameSize);
return 0;
}
MPQueueLock.lock();
u16 mask = MPStatus.ConnectedBitmask;
// TODO: check if the FIFO is full!
MPPacketHeader pktheader;
pktheader.Magic = 0x4946494E;
pktheader.SenderID = inst;
pktheader.Type = type;
pktheader.Length = len;
pktheader.Timestamp = timestamp;
type &= 0xFFFF;
int nfifo = (type == 2) ? 1 : 0;
FIFOWrite(inst, nfifo, &pktheader, sizeof(pktheader));
if (len)
FIFOWrite(inst, nfifo, packet, len);
if (type == 1)
{
// NOTE: this is not guarded against, say, multiple multiplay games happening on the same machine
// we would need to pass the packet's SenderID through the wifi module for that
MPStatus.MPHostinst = inst;
MPStatus.MPReplyBitmask = 0;
ReplyReadOffset[inst] = MPStatus.ReplyWriteOffset;
SemReset(16 + inst);
}
else if (type == 2)
{
MPStatus.MPReplyBitmask |= (1 << inst);
}
MPQueueLock.unlock();
if (type == 2)
{
SemPost(16 + MPStatus.MPHostinst);
}
else
{
for (int i = 0; i < 16; i++)
{
if (mask & (1<<i))
SemPost(i);
}
}
return len;
}
int RecvPacketGeneric(int inst, u8* packet, bool block, u64* timestamp)
{
for (;;)
{
if (!SemWait(inst, block ? RecvTimeout : 0))
{
return 0;
}
MPQueueLock.lock();
MPPacketHeader pktheader;
FIFORead(inst, 0, &pktheader, sizeof(pktheader));
if (pktheader.Magic != 0x4946494E)
{
Log(LogLevel::Warn, "PACKET FIFO OVERFLOW\n");
PacketReadOffset[inst] = MPStatus.PacketWriteOffset;
SemReset(inst);
MPQueueLock.unlock();
return 0;
}
if (pktheader.SenderID == inst)
{
// skip this packet
PacketReadOffset[inst] += pktheader.Length;
if (PacketReadOffset[inst] >= kPacketQueueSize)
PacketReadOffset[inst] -= kPacketQueueSize;
MPQueueLock.unlock();
continue;
}
if (pktheader.Length)
{
FIFORead(inst, 0, packet, pktheader.Length);
if (pktheader.Type == 1)
LastHostID = pktheader.SenderID;
}
if (timestamp) *timestamp = pktheader.Timestamp;
MPQueueLock.unlock();
return pktheader.Length;
}
}
int SendPacket(int inst, u8* packet, int len, u64 timestamp)
{
return SendPacketGeneric(inst, 0, packet, len, timestamp);
}
int RecvPacket(int inst, u8* packet, u64* timestamp)
{
return RecvPacketGeneric(inst, packet, false, timestamp);
}
int SendCmd(int inst, u8* packet, int len, u64 timestamp)
{
return SendPacketGeneric(inst, 1, packet, len, timestamp);
}
int SendReply(int inst, u8* packet, int len, u64 timestamp, u16 aid)
{
return SendPacketGeneric(inst, 2 | (aid<<16), packet, len, timestamp);
}
int SendAck(int inst, u8* packet, int len, u64 timestamp)
{
return SendPacketGeneric(inst, 3, packet, len, timestamp);
}
int RecvHostPacket(int inst, u8* packet, u64* timestamp)
{
if (LastHostID != -1)
{
// check if the host is still connected
u16 curinstmask = MPStatus.ConnectedBitmask;
if (!(curinstmask & (1 << LastHostID)))
return -1;
}
return RecvPacketGeneric(inst, packet, true, timestamp);
}
u16 RecvReplies(int inst, u8* packets, u64 timestamp, u16 aidmask)
{
u16 ret = 0;
u16 myinstmask = (1 << inst);
u16 curinstmask;
curinstmask = MPStatus.ConnectedBitmask;
// if all clients have left: return early
if ((myinstmask & curinstmask) == curinstmask)
return 0;
for (;;)
{
if (!SemWait(16+inst, RecvTimeout))
{
// no more replies available
return ret;
}
MPQueueLock.lock();
MPPacketHeader pktheader;
FIFORead(inst, 1, &pktheader, sizeof(pktheader));
if (pktheader.Magic != 0x4946494E)
{
Log(LogLevel::Warn, "REPLY FIFO OVERFLOW\n");
ReplyReadOffset[inst] = MPStatus.ReplyWriteOffset;
SemReset(16+inst);
MPQueueLock.unlock();
return 0;
}
if ((pktheader.SenderID == inst) || // packet we sent out (shouldn't happen, but hey)
(pktheader.Timestamp < (timestamp - 32))) // stale packet
{
// skip this packet
ReplyReadOffset[inst] += pktheader.Length;
if (ReplyReadOffset[inst] >= kReplyQueueSize)
ReplyReadOffset[inst] -= kReplyQueueSize;
MPQueueLock.unlock();
continue;
}
if (pktheader.Length)
{
u32 aid = (pktheader.Type >> 16);
FIFORead(inst, 1, &packets[(aid-1)*1024], pktheader.Length);
ret |= (1 << aid);
}
myinstmask |= (1 << pktheader.SenderID);
if (((myinstmask & curinstmask) == curinstmask) ||
((ret & aidmask) == aidmask))
{
// all the clients have sent their reply
MPQueueLock.unlock();
return ret;
}
MPQueueLock.unlock();
}
}
}

46
src/frontend/qt_sdl/LocalMP.h
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@ -1,46 +0,0 @@
/*
Copyright 2016-2024 melonDS team
This file is part of melonDS.
melonDS is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with melonDS. If not, see http://www.gnu.org/licenses/.
*/
#ifndef LOCALMP_H
#define LOCALMP_H
#include "types.h"
namespace LocalMP
{
using namespace melonDS;
bool Init();
void DeInit();
void SetRecvTimeout(int timeout);
void Begin(int inst);
void End(int inst);
int SendPacket(int inst, u8* data, int len, u64 timestamp);
int RecvPacket(int inst, u8* data, u64* timestamp);
int SendCmd(int inst, u8* data, int len, u64 timestamp);
int SendReply(int inst, u8* data, int len, u64 timestamp, u16 aid);
int SendAck(int inst, u8* data, int len, u64 timestamp);
int RecvHostPacket(int inst, u8* data, u64* timestamp);
u16 RecvReplies(int inst, u8* data, u64 timestamp, u16 aidmask);
}
#endif // LOCALMP_H

112
src/frontend/qt_sdl/Net.cpp
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@ -1,112 +0,0 @@
/*
Copyright 2016-2024 melonDS team
This file is part of melonDS.
melonDS is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with melonDS. If not, see http://www.gnu.org/licenses/.
*/
#include <stdio.h>
#include <string.h>
#include <QMutex>
#include "Net.h"
#include "PacketDispatcher.h"
#include "Platform.h"
#include "Config.h"
using namespace melonDS;
namespace Net
{
using Platform::Log;
using Platform::LogLevel;
bool Inited = false;
bool DirectMode;
PacketDispatcher Dispatcher;
bool Init()
{
if (Inited) DeInit();
Dispatcher.clear();
Config::Table cfg = Config::GetGlobalTable();
DirectMode = cfg.GetBool("LAN.DirectMode");
bool ret = false;
if (DirectMode)
ret = Net_PCap::Init();
else
ret = Net_Slirp::Init();
Inited = ret;
return ret;
}
void DeInit()
{
if (!Inited) return;
if (DirectMode)
Net_PCap::DeInit();
else
Net_Slirp::DeInit();
Inited = false;
}
void RegisterInstance(int inst)
{
Dispatcher.registerInstance(inst);
}
void UnregisterInstance(int inst)
{
Dispatcher.unregisterInstance(inst);
}
void RXEnqueue(const void* buf, int len)
{
Dispatcher.sendPacket(nullptr, 0, buf, len, 16, 0xFFFF);
}
int SendPacket(u8* data, int len, int inst)
{
if (DirectMode)
return Net_PCap::SendPacket(data, len);
else
return Net_Slirp::SendPacket(data, len);
}
int RecvPacket(u8* data, int inst)
{
if (DirectMode)
Net_PCap::RecvCheck();
else
Net_Slirp::RecvCheck();
int ret = 0;
if (!Dispatcher.recvPacket(nullptr, nullptr, data, &ret, inst))
return 0;
return ret;
}
}

43
src/frontend/qt_sdl/Net.h
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@ -1,43 +0,0 @@
/*
Copyright 2016-2024 melonDS team
This file is part of melonDS.
melonDS is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with melonDS. If not, see http://www.gnu.org/licenses/.
*/
#ifndef NET_H
#define NET_H
#include "types.h"
#include "Net_PCap.h"
#include "Net_Slirp.h"
namespace Net
{
using namespace melonDS;
bool Init();
void DeInit();
void RegisterInstance(int inst);
void UnregisterInstance(int inst);
void RXEnqueue(const void* buf, int len);
int SendPacket(u8* data, int len, int inst);
int RecvPacket(u8* data, int inst);
}
#endif // NET_H

382
src/frontend/qt_sdl/Net_PCap.cpp
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@ -1,382 +0,0 @@
/*
Copyright 2016-2024 melonDS team
This file is part of melonDS.
melonDS is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with melonDS. If not, see http://www.gnu.org/licenses/.
*/
#include <string.h>
#include <pcap/pcap.h>
#include "Net.h"
#include "Config.h"
#include "Platform.h"
#include "main.h"
#ifdef __WIN32__
#include <iphlpapi.h>
#else
#include <sys/types.h>
#include <ifaddrs.h>
#include <netinet/in.h>
#ifdef __linux__
#include <linux/if_packet.h>
#else
#include <net/if.h>
#include <net/if_dl.h>
#endif
#endif
using namespace melonDS;
using Platform::Log;
using Platform::LogLevel;
// welp
#ifndef PCAP_OPENFLAG_PROMISCUOUS
#define PCAP_OPENFLAG_PROMISCUOUS 1
#endif
#define DECL_PCAP_FUNC(ret, name, args, args2) \
typedef ret (*type_##name) args; \
type_##name ptr_##name = nullptr; \
ret name args { return ptr_##name args2; }
DECL_PCAP_FUNC(int, pcap_findalldevs, (pcap_if_t** alldevs, char* errbuf), (alldevs,errbuf))
DECL_PCAP_FUNC(void, pcap_freealldevs, (pcap_if_t* alldevs), (alldevs))
DECL_PCAP_FUNC(pcap_t*, pcap_open_live, (const char* src, int snaplen, int flags, int readtimeout, char* errbuf), (src,snaplen,flags,readtimeout,errbuf))
DECL_PCAP_FUNC(void, pcap_close, (pcap_t* dev), (dev))
DECL_PCAP_FUNC(int, pcap_setnonblock, (pcap_t* dev, int nonblock, char* errbuf), (dev,nonblock,errbuf))
DECL_PCAP_FUNC(int, pcap_sendpacket, (pcap_t* dev, const u_char* data, int len), (dev,data,len))
DECL_PCAP_FUNC(int, pcap_dispatch, (pcap_t* dev, int num, pcap_handler callback, u_char* data), (dev,num,callback,data))
DECL_PCAP_FUNC(const u_char*, pcap_next, (pcap_t* dev, struct pcap_pkthdr* hdr), (dev,hdr))
namespace Net_PCap
{
const char* PCapLibNames[] =
{
#ifdef __WIN32__
// TODO: name for npcap in non-WinPCap mode
"wpcap.dll",
#elif defined(__APPLE__)
"libpcap.A.dylib",
"libpcap.dylib",
#else
// Linux lib names
"libpcap.so.1",
"libpcap.so",
#endif
nullptr
};
AdapterData* Adapters = nullptr;
int NumAdapters = 0;
Platform::DynamicLibrary* PCapLib = nullptr;
pcap_t* PCapAdapter = nullptr;
AdapterData* PCapAdapterData;
#define LOAD_PCAP_FUNC(sym) \
ptr_##sym = (type_##sym)DynamicLibrary_LoadFunction(lib, #sym); \
if (!ptr_##sym) return false;
bool TryLoadPCap(Platform::DynamicLibrary *lib)
{
LOAD_PCAP_FUNC(pcap_findalldevs)
LOAD_PCAP_FUNC(pcap_freealldevs)
LOAD_PCAP_FUNC(pcap_open_live)
LOAD_PCAP_FUNC(pcap_close)
LOAD_PCAP_FUNC(pcap_setnonblock)
LOAD_PCAP_FUNC(pcap_sendpacket)
LOAD_PCAP_FUNC(pcap_dispatch)
LOAD_PCAP_FUNC(pcap_next)
return true;
}
bool InitAdapterList()
{
NumAdapters = 0;
// TODO: how to deal with cases where an adapter is unplugged or changes config??
if (!PCapLib)
{
PCapLib = nullptr;
PCapAdapter = nullptr;
for (int i = 0; PCapLibNames[i]; i++)
{
Platform::DynamicLibrary* lib = Platform::DynamicLibrary_Load(PCapLibNames[i]);
if (!lib) continue;
if (!TryLoadPCap(lib))
{
Platform::DynamicLibrary_Unload(lib);
continue;
}
Log(LogLevel::Info, "PCap: lib %s, init successful\n", PCapLibNames[i]);
PCapLib = lib;
break;
}
if (PCapLib == nullptr)
{
Log(LogLevel::Error, "PCap: init failed\n");
return false;
}
}
char errbuf[PCAP_ERRBUF_SIZE];
int ret;
pcap_if_t* alldevs;
ret = pcap_findalldevs(&alldevs, errbuf);
if (ret < 0 || alldevs == nullptr)
{
Log(LogLevel::Warn, "PCap: no devices available\n");
return false;
}
pcap_if_t* dev = alldevs;
while (dev) { NumAdapters++; dev = dev->next; }
Adapters = new AdapterData[NumAdapters];
memset(Adapters, 0, sizeof(AdapterData)*NumAdapters);
AdapterData* adata = &Adapters[0];
dev = alldevs;
while (dev)
{
strncpy(adata->DeviceName, dev->name, 127);
adata->DeviceName[127] = '\0';
#ifndef __WIN32__
strncpy(adata->FriendlyName, adata->DeviceName, 127);
adata->FriendlyName[127] = '\0';
#endif // __WIN32__
dev = dev->next;
adata++;
}
#ifdef __WIN32__
ULONG bufsize = 16384;
IP_ADAPTER_ADDRESSES* buf = (IP_ADAPTER_ADDRESSES*)HeapAlloc(GetProcessHeap(), 0, bufsize);
ULONG uret = GetAdaptersAddresses(AF_INET, 0, nullptr, buf, &bufsize);
if (uret == ERROR_BUFFER_OVERFLOW)
{
HeapFree(GetProcessHeap(), 0, buf);
buf = (IP_ADAPTER_ADDRESSES*)HeapAlloc(GetProcessHeap(), 0, bufsize);
uret = GetAdaptersAddresses(AF_INET, 0, nullptr, buf, &bufsize);
}
if (uret != ERROR_SUCCESS)
{
Log(LogLevel::Error, "GetAdaptersAddresses() shat itself: %08X\n", uret);
return false;
}
for (int i = 0; i < NumAdapters; i++)
{
adata = &Adapters[i];
IP_ADAPTER_ADDRESSES* addr = buf;
while (addr)
{
if (strcmp(addr->AdapterName, &adata->DeviceName[12]))
{
addr = addr->Next;
continue;
}
WideCharToMultiByte(CP_UTF8, 0, addr->FriendlyName, 127, adata->FriendlyName, 127, nullptr, nullptr);
adata->FriendlyName[127] = '\0';
WideCharToMultiByte(CP_UTF8, 0, addr->Description, 127, adata->Description, 127, nullptr, nullptr);
adata->Description[127] = '\0';
if (addr->PhysicalAddressLength != 6)
{
Log(LogLevel::Warn, "weird MAC addr length %d for %s\n", addr->PhysicalAddressLength, addr->AdapterName);
}
else
memcpy(adata->MAC, addr->PhysicalAddress, 6);
IP_ADAPTER_UNICAST_ADDRESS* ipaddr = addr->FirstUnicastAddress;
while (ipaddr)
{
SOCKADDR* sa = ipaddr->Address.lpSockaddr;
if (sa->sa_family == AF_INET)
{
struct in_addr sa4 = ((sockaddr_in*)sa)->sin_addr;
memcpy(adata->IP_v4, &sa4, 4);
}
ipaddr = ipaddr->Next;
}
break;
}
}
HeapFree(GetProcessHeap(), 0, buf);
#else
struct ifaddrs* addrs;
if (getifaddrs(&addrs) != 0)
{
Log(LogLevel::Error, "getifaddrs() shat itself :(\n");
return false;
}
for (int i = 0; i < NumAdapters; i++)
{
adata = &Adapters[i];
struct ifaddrs* curaddr = addrs;
while (curaddr)
{
if (strcmp(curaddr->ifa_name, adata->DeviceName))
{
curaddr = curaddr->ifa_next;
continue;
}
if (!curaddr->ifa_addr)
{
Log(LogLevel::Error, "Device (%s) does not have an address :/\n", curaddr->ifa_name);
curaddr = curaddr->ifa_next;
continue;
}
u16 af = curaddr->ifa_addr->sa_family;
if (af == AF_INET)
{
struct sockaddr_in* sa = (sockaddr_in*)curaddr->ifa_addr;
memcpy(adata->IP_v4, &sa->sin_addr, 4);
}
#ifdef __linux__
else if (af == AF_PACKET)
{
struct sockaddr_ll* sa = (sockaddr_ll*)curaddr->ifa_addr;
if (sa->sll_halen != 6)
Log(LogLevel::Warn, "weird MAC length %d for %s\n", sa->sll_halen, curaddr->ifa_name);
else
memcpy(adata->MAC, sa->sll_addr, 6);
}
#else
else if (af == AF_LINK)
{
struct sockaddr_dl* sa = (sockaddr_dl*)curaddr->ifa_addr;
if (sa->sdl_alen != 6)
Log(LogLevel::Warn, "weird MAC length %d for %s\n", sa->sdl_alen, curaddr->ifa_name);
else
memcpy(adata->MAC, LLADDR(sa), 6);
}
#endif
curaddr = curaddr->ifa_next;
}
}
freeifaddrs(addrs);
#endif // __WIN32__
pcap_freealldevs(alldevs);
return true;
}
bool Init()
{
if (!PCapLib) PCapAdapter = nullptr;
if (PCapAdapter) pcap_close(PCapAdapter);
InitAdapterList();
// open pcap device
Config::Table cfg = Config::GetGlobalTable();
std::string devicename = cfg.GetString("LAN.Device");
PCapAdapterData = &Adapters[0];
for (int i = 0; i < NumAdapters; i++)
{
if (!strncmp(Adapters[i].DeviceName, devicename.c_str(), 128))
PCapAdapterData = &Adapters[i];
}
char errbuf[PCAP_ERRBUF_SIZE];
PCapAdapter = pcap_open_live(PCapAdapterData->DeviceName, 2048, PCAP_OPENFLAG_PROMISCUOUS, 1, errbuf);
if (!PCapAdapter)
{
Log(LogLevel::Error, "PCap: failed to open adapter %s\n", errbuf);
return false;
}
if (pcap_setnonblock(PCapAdapter, 1, errbuf) < 0)
{
Log(LogLevel::Error, "PCap: failed to set nonblocking mode\n");
pcap_close(PCapAdapter); PCapAdapter = nullptr;
return false;
}
return true;
}
void DeInit()
{
if (PCapLib)
{
if (PCapAdapter)
{
pcap_close(PCapAdapter);
PCapAdapter = nullptr;
}
Platform::DynamicLibrary_Unload(PCapLib);
PCapLib = nullptr;
}
}
void RXCallback(u_char* userdata, const struct pcap_pkthdr* header, const u_char* data)
{
Net::RXEnqueue(data, header->len);
}
int SendPacket(u8* data, int len)
{
if (PCapAdapter == nullptr)
return 0;
if (len > 2048)
{
Log(LogLevel::Error, "Net_SendPacket: error: packet too long (%d)\n", len);
return 0;
}
pcap_sendpacket(PCapAdapter, data, len);
// TODO: check success
return len;
}
void RecvCheck()
{
if (PCapAdapter == nullptr)
return;
pcap_dispatch(PCapAdapter, 1, RXCallback, nullptr);
}
}

52
src/frontend/qt_sdl/Net_PCap.h
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@ -1,52 +0,0 @@
/*
Copyright 2016-2024 melonDS team
This file is part of melonDS.
melonDS is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with melonDS. If not, see http://www.gnu.org/licenses/.
*/
#ifndef NET_PCAP_H
#define NET_PCAP_H
#include "types.h"
namespace Net_PCap
{
using namespace melonDS;
struct AdapterData
{
char DeviceName[128];
char FriendlyName[128];
char Description[128];
u8 MAC[6];
u8 IP_v4[4];
};
extern AdapterData* Adapters;
extern int NumAdapters;
bool InitAdapterList();
bool Init();
void DeInit();
int SendPacket(u8* data, int len);
void RecvCheck();
}
#endif // NET_PCAP_H

467
src/frontend/qt_sdl/Net_Slirp.cpp
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@ -1,467 +0,0 @@
/*
Copyright 2016-2024 melonDS team
This file is part of melonDS.
melonDS is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with melonDS. If not, see http://www.gnu.org/licenses/.
*/
#include <stdio.h>
#include <string.h>
#include "Net.h"
#include "FIFO.h"
#include "Platform.h"
#include <libslirp.h>
#ifdef __WIN32__
#include <ws2tcpip.h>
#else
#include <sys/socket.h>
#include <netdb.h>
#include <poll.h>
#include <time.h>
#endif
using namespace melonDS;
namespace Net_Slirp
{
using Platform::Log;
using Platform::LogLevel;
const u32 kSubnet = 0x0A400000;
const u32 kServerIP = kSubnet | 0x01;
const u32 kDNSIP = kSubnet | 0x02;
const u32 kClientIP = kSubnet | 0x10;
const u8 kServerMAC[6] = {0x00, 0xAB, 0x33, 0x28, 0x99, 0x44};
FIFO<u32, (0x8000 >> 2)> RXBuffer;
u32 IPv4ID;
Slirp* Ctx = nullptr;
#ifdef __WIN32__
#define poll WSAPoll
// https://stackoverflow.com/questions/5404277/porting-clock-gettime-to-windows
struct timespec { long tv_sec; long tv_nsec; };
#define CLOCK_MONOTONIC 1312
int clock_gettime(int, struct timespec *spec)
{
__int64 wintime;
GetSystemTimeAsFileTime((FILETIME*)&wintime);
wintime -=116444736000000000LL; //1jan1601 to 1jan1970
spec->tv_sec = wintime / 10000000LL; //seconds
spec->tv_nsec = wintime % 10000000LL * 100; //nano-seconds
return 0;
}
#endif // __WIN32__
ssize_t SlirpCbSendPacket(const void* buf, size_t len, void* opaque)
{
if (len > 2048)
{
Log(LogLevel::Warn, "slirp: packet too big (%zu)\n", len);
return 0;
}
Log(LogLevel::Debug, "slirp: response packet of %zu bytes, type %04X\n", len, ntohs(((u16*)buf)[6]));
Net::RXEnqueue(buf, len);
return len;
}
void SlirpCbGuestError(const char* msg, void* opaque)
{
Log(LogLevel::Error, "SLIRP: error: %s\n", msg);
}
int64_t SlirpCbClockGetNS(void* opaque)
{
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
return ts.tv_sec * 1000000000LL + ts.tv_nsec;
}
void* SlirpCbTimerNew(SlirpTimerCb cb, void* cb_opaque, void* opaque)
{
return nullptr;
}
void SlirpCbTimerFree(void* timer, void* opaque)
{
}
void SlirpCbTimerMod(void* timer, int64_t expire_time, void* opaque)
{
}
void SlirpCbRegisterPollFD(int fd, void* opaque)
{
Log(LogLevel::Debug, "Slirp: register poll FD %d\n", fd);
}
void SlirpCbUnregisterPollFD(int fd, void* opaque)
{
Log(LogLevel::Debug, "Slirp: unregister poll FD %d\n", fd);
}
void SlirpCbNotify(void* opaque)
{
Log(LogLevel::Debug, "Slirp: notify???\n");
}
SlirpCb cb =
{
.send_packet = SlirpCbSendPacket,
.guest_error = SlirpCbGuestError,
.clock_get_ns = SlirpCbClockGetNS,
.timer_new = SlirpCbTimerNew,
.timer_free = SlirpCbTimerFree,
.timer_mod = SlirpCbTimerMod,
.register_poll_fd = SlirpCbRegisterPollFD,
.unregister_poll_fd = SlirpCbUnregisterPollFD,
.notify = SlirpCbNotify
};
bool Init()
{
IPv4ID = 0;
SlirpConfig cfg;
memset(&cfg, 0, sizeof(cfg));
cfg.version = 1;
cfg.in_enabled = true;
*(u32*)&cfg.vnetwork = htonl(kSubnet);
*(u32*)&cfg.vnetmask = htonl(0xFFFFFF00);
*(u32*)&cfg.vhost = htonl(kServerIP);
cfg.vhostname = "melonServer";
*(u32*)&cfg.vdhcp_start = htonl(kClientIP);
*(u32*)&cfg.vnameserver = htonl(kDNSIP);
Ctx = slirp_new(&cfg, &cb, nullptr);
return true;
}
void DeInit()
{
if (Ctx)
{
slirp_cleanup(Ctx);
Ctx = nullptr;
}
}
void FinishUDPFrame(u8* data, int len)
{
u8* ipheader = &data[0xE];
u8* udpheader = &data[0x22];
// lengths
*(u16*)&ipheader[2] = htons(len - 0xE);
*(u16*)&udpheader[4] = htons(len - (0xE + 0x14));
// IP checksum
u32 tmp = 0;
for (int i = 0; i < 20; i += 2)
tmp += ntohs(*(u16*)&ipheader[i]);
while (tmp >> 16)
tmp = (tmp & 0xFFFF) + (tmp >> 16);
tmp ^= 0xFFFF;
*(u16*)&ipheader[10] = htons(tmp);
// UDP checksum
// (note: normally not mandatory, but some older sgIP versions require it)
tmp = 0;
tmp += ntohs(*(u16*)&ipheader[12]);
tmp += ntohs(*(u16*)&ipheader[14]);
tmp += ntohs(*(u16*)&ipheader[16]);
tmp += ntohs(*(u16*)&ipheader[18]);
tmp += ntohs(0x1100);
tmp += (len-0x22);
for (u8* i = udpheader; i < &udpheader[len-0x23]; i += 2)
tmp += ntohs(*(u16*)i);
if (len & 1)
tmp += ntohs((u_short)udpheader[len-0x23]);
while (tmp >> 16)
tmp = (tmp & 0xFFFF) + (tmp >> 16);
tmp ^= 0xFFFF;
if (tmp == 0) tmp = 0xFFFF;
*(u16*)&udpheader[6] = htons(tmp);
}
void HandleDNSFrame(u8* data, int len)
{
u8* ipheader = &data[0xE];
u8* udpheader = &data[0x22];
u8* dnsbody = &data[0x2A];
u32 srcip = ntohl(*(u32*)&ipheader[12]);
u16 srcport = ntohs(*(u16*)&udpheader[0]);
u16 id = ntohs(*(u16*)&dnsbody[0]);
u16 flags = ntohs(*(u16*)&dnsbody[2]);
u16 numquestions = ntohs(*(u16*)&dnsbody[4]);
u16 numanswers = ntohs(*(u16*)&dnsbody[6]);
u16 numauth = ntohs(*(u16*)&dnsbody[8]);
u16 numadd = ntohs(*(u16*)&dnsbody[10]);
Log(LogLevel::Debug, "DNS: ID=%04X, flags=%04X, Q=%d, A=%d, auth=%d, add=%d\n",
id, flags, numquestions, numanswers, numauth, numadd);
// for now we only take 'simple' DNS requests
if (flags & 0x8000) return;
if (numquestions != 1 || numanswers != 0) return;
u8 resp[1024];
u8* out = &resp[0];
// ethernet
memcpy(out, &data[6], 6); out += 6;
memcpy(out, kServerMAC, 6); out += 6;
*(u16*)out = htons(0x0800); out += 2;
// IP
u8* resp_ipheader = out;
*out++ = 0x45;
*out++ = 0x00;
*(u16*)out = 0; out += 2; // total length
*(u16*)out = htons(IPv4ID); out += 2; IPv4ID++;
*out++ = 0x00;
*out++ = 0x00;
*out++ = 0x80; // TTL
*out++ = 0x11; // protocol (UDP)
*(u16*)out = 0; out += 2; // checksum
*(u32*)out = htonl(kDNSIP); out += 4; // source IP
*(u32*)out = htonl(srcip); out += 4; // destination IP
// UDP
u8* resp_udpheader = out;
*(u16*)out = htons(53); out += 2; // source port
*(u16*)out = htons(srcport); out += 2; // destination port
*(u16*)out = 0; out += 2; // length
*(u16*)out = 0; out += 2; // checksum
// DNS
u8* resp_body = out;
*(u16*)out = htons(id); out += 2; // ID
*(u16*)out = htons(0x8000); out += 2; // flags
*(u16*)out = htons(numquestions); out += 2; // num questions
*(u16*)out = htons(numquestions); out += 2; // num answers
*(u16*)out = 0; out += 2; // num authority
*(u16*)out = 0; out += 2; // num additional
u32 curoffset = 12;
for (u16 i = 0; i < numquestions; i++)
{
if (curoffset >= (len-0x2A)) return;
u8 bitlength = 0;
while ((bitlength = dnsbody[curoffset++]) != 0)
curoffset += bitlength;
curoffset += 4;
}
u32 qlen = curoffset-12;
if (qlen > 512) return;
memcpy(out, &dnsbody[12], qlen); out += qlen;
curoffset = 12;
for (u16 i = 0; i < numquestions; i++)
{
// assemble the requested domain name
u8 bitlength = 0;
char domainname[256] = ""; int o = 0;
while ((bitlength = dnsbody[curoffset++]) != 0)
{
if ((o+bitlength) >= 255)
{
// welp. atleast try not to explode.
domainname[o++] = '\0';
break;
}
strncpy(&domainname[o], (const char *)&dnsbody[curoffset], bitlength);
o += bitlength;
curoffset += bitlength;
if (dnsbody[curoffset] != 0)
domainname[o++] = '.';
else
domainname[o++] = '\0';
}
u16 type = ntohs(*(u16*)&dnsbody[curoffset]);
u16 cls = ntohs(*(u16*)&dnsbody[curoffset+2]);
printf("- q%d: %04X %04X %s", i, type, cls, domainname);
// get answer
struct addrinfo dns_hint;
struct addrinfo* dns_res;
u32 addr_res;
memset(&dns_hint, 0, sizeof(dns_hint));
dns_hint.ai_family = AF_INET; // TODO: other address types (INET6, etc)
if (getaddrinfo(domainname, "0", &dns_hint, &dns_res) == 0)
{
struct addrinfo* p = dns_res;
while (p)
{
struct sockaddr_in* addr = (struct sockaddr_in*)p->ai_addr;
addr_res = *(u32*)&addr->sin_addr;
printf(" -> %d.%d.%d.%d",
addr_res & 0xFF, (addr_res >> 8) & 0xFF,
(addr_res >> 16) & 0xFF, addr_res >> 24);
break;
p = p->ai_next;
}
}
else
{
printf(" shat itself :(");
addr_res = 0;
}
printf("\n");
curoffset += 4;
// TODO: betterer support
// (under which conditions does the C00C marker work?)
*(u16*)out = htons(0xC00C); out += 2;
*(u16*)out = htons(type); out += 2;
*(u16*)out = htons(cls); out += 2;
*(u32*)out = htonl(3600); out += 4; // TTL (hardcoded for now)
*(u16*)out = htons(4); out += 2; // address length
*(u32*)out = addr_res; out += 4; // address
}
u32 framelen = (u32)(out - &resp[0]);
if (framelen & 1) { *out++ = 0; framelen++; }
FinishUDPFrame(resp, framelen);
Net::RXEnqueue(resp, framelen);
}
int SendPacket(u8* data, int len)
{
if (!Ctx) return 0;
if (len > 2048)
{
Log(LogLevel::Error, "Net_SendPacket: error: packet too long (%d)\n", len);
return 0;
}
u16 ethertype = ntohs(*(u16*)&data[0xC]);
if (ethertype == 0x800)
{
u8 protocol = data[0x17];
if (protocol == 0x11) // UDP
{
u16 dstport = ntohs(*(u16*)&data[0x24]);
if (dstport == 53 && htonl(*(u32*)&data[0x1E]) == kDNSIP) // DNS
{
HandleDNSFrame(data, len);
return len;
}
}
}
slirp_input(Ctx, data, len);
return len;
}
const int PollListMax = 64;
struct pollfd PollList[PollListMax];
int PollListSize;
int SlirpCbAddPoll(int fd, int events, void* opaque)
{
if (PollListSize >= PollListMax)
{
Log(LogLevel::Error, "slirp: POLL LIST FULL\n");
return -1;
}
int idx = PollListSize++;
u16 evt = 0;
if (events & SLIRP_POLL_IN) evt |= POLLIN;
if (events & SLIRP_POLL_OUT) evt |= POLLWRNORM;
#ifndef __WIN32__
// CHECKME
if (events & SLIRP_POLL_PRI) evt |= POLLPRI;
if (events & SLIRP_POLL_ERR) evt |= POLLERR;
if (events & SLIRP_POLL_HUP) evt |= POLLHUP;
#endif // !__WIN32__
PollList[idx].fd = fd;
PollList[idx].events = evt;
return idx;
}
int SlirpCbGetREvents(int idx, void* opaque)
{
if (idx < 0 || idx >= PollListSize)
return 0;
u16 evt = PollList[idx].revents;
int ret = 0;
if (evt & POLLIN) ret |= SLIRP_POLL_IN;
if (evt & POLLWRNORM) ret |= SLIRP_POLL_OUT;
if (evt & POLLPRI) ret |= SLIRP_POLL_PRI;
if (evt & POLLERR) ret |= SLIRP_POLL_ERR;
if (evt & POLLHUP) ret |= SLIRP_POLL_HUP;
return ret;
}
void RecvCheck()
{
if (!Ctx) return;
//if (PollListSize > 0)
{
u32 timeout = 0;
PollListSize = 0;
slirp_pollfds_fill(Ctx, &timeout, SlirpCbAddPoll, nullptr);
int res = poll(PollList, PollListSize, timeout);
slirp_pollfds_poll(Ctx, res<0, SlirpCbGetREvents, nullptr);
}
}
}

36
src/frontend/qt_sdl/Net_Slirp.h
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@ -1,36 +0,0 @@
/*
Copyright 2016-2024 melonDS team
This file is part of melonDS.
melonDS is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with melonDS. If not, see http://www.gnu.org/licenses/.
*/
#ifndef NET_SLIRP_H
#define NET_SLIRP_H
#include "types.h"
namespace Net_Slirp
{
using namespace melonDS;
bool Init();
void DeInit();
int SendPacket(u8* data, int len);
void RecvCheck();
}
#endif // NET_SLIRP_H

162
src/frontend/qt_sdl/PacketDispatcher.cpp
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@ -1,162 +0,0 @@
/*
Copyright 2016-2024 melonDS team
This file is part of melonDS.
melonDS is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with melonDS. If not, see http://www.gnu.org/licenses/.
*/
#include "PacketDispatcher.h"
using namespace melonDS;
struct PacketHeader
{
u32 magic;
u32 senderID;
u32 headerLength;
u32 dataLength;
};
const u32 kPacketMagic = 0x4B504C4D;
PacketDispatcher::PacketDispatcher()
{
instanceMask = 0;
memset(packetQueues, 0, sizeof(packetQueues));
}
PacketDispatcher::~PacketDispatcher()
{
//
}
void PacketDispatcher::registerInstance(int inst)
{
mutex.lock();
instanceMask |= (1 << inst);
packetQueues[inst] = new PacketQueue();
mutex.unlock();
}
void PacketDispatcher::unregisterInstance(int inst)
{
mutex.lock();
instanceMask &= ~(1 << inst);
delete packetQueues[inst];
mutex.unlock();
}
void PacketDispatcher::clear()
{
mutex.lock();
for (int i = 0; i < 16; i++)
{
if (!(instanceMask & (1 << i)))
continue;
PacketQueue* queue = packetQueues[i];
queue->Clear();
}
mutex.unlock();
}
void PacketDispatcher::sendPacket(const void* header, int headerlen, const void* data, int datalen, int sender, u16 recv_mask)
{
if (!header) headerlen = 0;
if (!data) datalen = 0;
if ((!headerlen) && (!datalen)) return;
if ((sizeof(PacketHeader) + headerlen + datalen) >= 0x8000) return;
if (sender < 0 || sender > 16) return;
recv_mask &= instanceMask;
if (sender < 16) recv_mask &= ~(1 << sender);
if (!recv_mask) return;
PacketHeader phdr;
phdr.magic = kPacketMagic;
phdr.senderID = sender;
phdr.headerLength = headerlen;
phdr.dataLength = datalen;
int totallen = sizeof(phdr) + headerlen + datalen;
mutex.lock();
for (int i = 0; i < 16; i++)
{
if (!(recv_mask & (1 << i)))
continue;
PacketQueue* queue = packetQueues[i];
// if we run out of space: discard old packets
while (!queue->CanFit(totallen))
{
PacketHeader tmp;
queue->Read(&tmp, sizeof(tmp));
queue->Skip(tmp.headerLength + tmp.dataLength);
}
queue->Write(&phdr, sizeof(phdr));
if (headerlen) queue->Write(header, headerlen);
if (datalen) queue->Write(data, datalen);
}
mutex.unlock();
}
bool PacketDispatcher::recvPacket(void *header, int *headerlen, void *data, int *datalen, int receiver)
{
if ((!header) && (!data)) return false;
if (receiver < 0 || receiver > 15) return false;
mutex.lock();
PacketQueue* queue = packetQueues[receiver];
PacketHeader phdr;
if (!queue->Read(&phdr, sizeof(phdr)))
{
mutex.unlock();
return false;
}
if (phdr.magic != kPacketMagic)
{
mutex.unlock();
return false;
}
if (phdr.headerLength)
{
if (headerlen) *headerlen = phdr.headerLength;
if (header) queue->Read(header, phdr.headerLength);
else queue->Skip(phdr.headerLength);
}
if (phdr.dataLength)
{
if (datalen) *datalen = phdr.dataLength;
if (data) queue->Read(data, phdr.dataLength);
else queue->Skip(phdr.dataLength);
}
mutex.unlock();
return true;
}

48
src/frontend/qt_sdl/PacketDispatcher.h
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@ -1,48 +0,0 @@
/*
Copyright 2016-2024 melonDS team
This file is part of melonDS.
melonDS is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with melonDS. If not, see http://www.gnu.org/licenses/.
*/
#ifndef PACKETDISPATCHER_H
#define PACKETDISPATCHER_H
#include <QMutex>
#include "types.h"
#include "FIFO.h"
using PacketQueue = melonDS::RingBuffer<0x8000>;
class PacketDispatcher
{
public:
PacketDispatcher();
~PacketDispatcher();
void registerInstance(int inst);
void unregisterInstance(int inst);
void clear();
void sendPacket(const void* header, int headerlen, const void* data, int datalen, int sender, melonDS::u16 recv_mask);
bool recvPacket(void* header, int* headerlen, void* data, int* datalen, int receiver);
private:
QMutex mutex;
melonDS::u16 instanceMask;
PacketQueue* packetQueues[16];
};
#endif // PACKETDISPATCHER_H

8
src/frontend/qt_sdl/Platform.cpp
View File

@ -351,6 +351,14 @@ void Semaphore_Wait(Semaphore* sema)
((QSemaphore*) sema)->acquire();
}
bool Semaphore_TryWait(Semaphore* sema, int timeout_ms)
{
if (!timeout_ms)
return ((QSemaphore*)sema)->tryAcquire(1);
return ((QSemaphore*)sema)->tryAcquire(1, timeout_ms);
}
void Semaphore_Post(Semaphore* sema, int count)
{
((QSemaphore*) sema)->release(count);

6
src/frontend/qt_sdl/WifiSettingsDialog.cpp
View File

@ -25,6 +25,7 @@
#include "main.h"
#include "Net.h"
#include "Net_PCap.h"
#include "WifiSettingsDialog.h"
#include "ui_WifiSettingsDialog.h"
@ -109,7 +110,10 @@ void WifiSettingsDialog::done(int r)
}
Net_PCap::DeInit();
Net::Init();
Config::Table cfg = Config::GetGlobalTable();
bool direct = cfg.GetBool("LAN.DirectMode");
std::string devicename = cfg.GetString("LAN.Device");
Net::Init(direct, devicename.c_str());
QDialog::done(r);

7
src/frontend/qt_sdl/main.cpp
View File

@ -274,7 +274,12 @@ int main(int argc, char** argv)
}
LocalMP::Init();
Net::Init();
{
Config::Table cfg = Config::GetGlobalTable();
bool direct = cfg.GetBool("LAN.DirectMode");
std::string devicename = cfg.GetString("LAN.Device");
Net::Init(direct, devicename.c_str());
}
createEmuInstance();

56
src/frontend/qt_sdl/pcap/bluetooth.h
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@ -1,56 +0,0 @@
/*
* Copyright (c) 2006 Paolo Abeni (Italy)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* bluetooth data struct
* By Paolo Abeni <paolo.abeni@email.it>
*/
#ifndef lib_pcap_bluetooth_h
#define lib_pcap_bluetooth_h
#include <pcap/pcap-inttypes.h>
/*
* Header prepended libpcap to each bluetooth h4 frame,
* fields are in network byte order
*/
typedef struct _pcap_bluetooth_h4_header {
uint32_t direction; /* if first bit is set direction is incoming */
} pcap_bluetooth_h4_header;
/*
* Header prepended libpcap to each bluetooth linux monitor frame,
* fields are in network byte order
*/
typedef struct _pcap_bluetooth_linux_monitor_header {
uint16_t adapter_id;
uint16_t opcode;
} pcap_bluetooth_linux_monitor_header;
#endif

270
src/frontend/qt_sdl/pcap/bpf.h
View File

@ -1,270 +0,0 @@
/*-
* Copyright (c) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
* The Regents of the University of California. All rights reserved.
*
* This code is derived from the Stanford/CMU enet packet filter,
* (net/enet.c) distributed as part of 4.3BSD, and code contributed
* to Berkeley by Steven McCanne and Van Jacobson both of Lawrence
* Berkeley Laboratory.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)bpf.h 7.1 (Berkeley) 5/7/91
*/
/*
* This is libpcap's cut-down version of bpf.h; it includes only
* the stuff needed for the code generator and the userland BPF
* interpreter, and the libpcap APIs for setting filters, etc..
*
* "pcap-bpf.c" will include the native OS version, as it deals with
* the OS's BPF implementation.
*
* At least two programs found by Google Code Search explicitly includes
* <pcap/bpf.h> (even though <pcap.h>/<pcap/pcap.h> includes it for you),
* so moving that stuff to <pcap/pcap.h> would break the build for some
* programs.
*/
/*
* If we've already included <net/bpf.h>, don't re-define this stuff.
* We assume BSD-style multiple-include protection in <net/bpf.h>,
* which is true of all but the oldest versions of FreeBSD and NetBSD,
* or Tru64 UNIX-style multiple-include protection (or, at least,
* Tru64 UNIX 5.x-style; I don't have earlier versions available to check),
* or AIX-style multiple-include protection (or, at least, AIX 5.x-style;
* I don't have earlier versions available to check), or QNX-style
* multiple-include protection (as per GitHub pull request #394).
*
* We do not check for BPF_MAJOR_VERSION, as that's defined by
* <linux/filter.h>, which is directly or indirectly included in some
* programs that also include pcap.h, and <linux/filter.h> doesn't
* define stuff we need.
*
* This also provides our own multiple-include protection.
*/
#if !defined(_NET_BPF_H_) && !defined(_NET_BPF_H_INCLUDED) && !defined(_BPF_H_) && !defined(_H_BPF) && !defined(lib_pcap_bpf_h)
#define lib_pcap_bpf_h
#include <pcap/funcattrs.h>
#ifdef __cplusplus
extern "C" {
#endif
/* BSD style release date */
#define BPF_RELEASE 199606
#ifdef MSDOS /* must be 32-bit */
typedef long bpf_int32;
typedef unsigned long bpf_u_int32;
#else
typedef int bpf_int32;
typedef u_int bpf_u_int32;
#endif
/*
* Alignment macros. BPF_WORDALIGN rounds up to the next
* even multiple of BPF_ALIGNMENT.
*
* Tcpdump's print-pflog.c uses this, so we define it here.
*/
#ifndef __NetBSD__
#define BPF_ALIGNMENT sizeof(bpf_int32)
#else
#define BPF_ALIGNMENT sizeof(long)
#endif
#define BPF_WORDALIGN(x) (((x)+(BPF_ALIGNMENT-1))&~(BPF_ALIGNMENT-1))
/*
* Structure for "pcap_compile()", "pcap_setfilter()", etc..
*/
struct bpf_program {
u_int bf_len;
struct bpf_insn *bf_insns;
};
#include <pcap/dlt.h>
/*
* The instruction encodings.
*
* Please inform tcpdump-workers@lists.tcpdump.org if you use any
* of the reserved values, so that we can note that they're used
* (and perhaps implement it in the reference BPF implementation
* and encourage its implementation elsewhere).
*/
/*
* The upper 8 bits of the opcode aren't used. BSD/OS used 0x8000.
*/
/* instruction classes */
#define BPF_CLASS(code) ((code) & 0x07)
#define BPF_LD 0x00
#define BPF_LDX 0x01
#define BPF_ST 0x02
#define BPF_STX 0x03
#define BPF_ALU 0x04
#define BPF_JMP 0x05
#define BPF_RET 0x06
#define BPF_MISC 0x07
/* ld/ldx fields */
#define BPF_SIZE(code) ((code) & 0x18)
#define BPF_W 0x00
#define BPF_H 0x08
#define BPF_B 0x10
/* 0x18 reserved; used by BSD/OS */
#define BPF_MODE(code) ((code) & 0xe0)
#define BPF_IMM 0x00
#define BPF_ABS 0x20
#define BPF_IND 0x40
#define BPF_MEM 0x60
#define BPF_LEN 0x80
#define BPF_MSH 0xa0
/* 0xc0 reserved; used by BSD/OS */
/* 0xe0 reserved; used by BSD/OS */
/* alu/jmp fields */
#define BPF_OP(code) ((code) & 0xf0)
#define BPF_ADD 0x00
#define BPF_SUB 0x10
#define BPF_MUL 0x20
#define BPF_DIV 0x30
#define BPF_OR 0x40
#define BPF_AND 0x50
#define BPF_LSH 0x60
#define BPF_RSH 0x70
#define BPF_NEG 0x80
#define BPF_MOD 0x90
#define BPF_XOR 0xa0
/* 0xb0 reserved */
/* 0xc0 reserved */
/* 0xd0 reserved */
/* 0xe0 reserved */
/* 0xf0 reserved */
#define BPF_JA 0x00
#define BPF_JEQ 0x10
#define BPF_JGT 0x20
#define BPF_JGE 0x30
#define BPF_JSET 0x40
/* 0x50 reserved; used on BSD/OS */
/* 0x60 reserved */
/* 0x70 reserved */
/* 0x80 reserved */
/* 0x90 reserved */
/* 0xa0 reserved */
/* 0xb0 reserved */
/* 0xc0 reserved */
/* 0xd0 reserved */
/* 0xe0 reserved */
/* 0xf0 reserved */
#define BPF_SRC(code) ((code) & 0x08)
#define BPF_K 0x00
#define BPF_X 0x08
/* ret - BPF_K and BPF_X also apply */
#define BPF_RVAL(code) ((code) & 0x18)
#define BPF_A 0x10
/* 0x18 reserved */
/* misc */
#define BPF_MISCOP(code) ((code) & 0xf8)
#define BPF_TAX 0x00
/* 0x08 reserved */
/* 0x10 reserved */
/* 0x18 reserved */
/* #define BPF_COP 0x20 NetBSD "coprocessor" extensions */
/* 0x28 reserved */
/* 0x30 reserved */
/* 0x38 reserved */
/* #define BPF_COPX 0x40 NetBSD "coprocessor" extensions */
/* also used on BSD/OS */
/* 0x48 reserved */
/* 0x50 reserved */
/* 0x58 reserved */
/* 0x60 reserved */
/* 0x68 reserved */
/* 0x70 reserved */
/* 0x78 reserved */
#define BPF_TXA 0x80
/* 0x88 reserved */
/* 0x90 reserved */
/* 0x98 reserved */
/* 0xa0 reserved */
/* 0xa8 reserved */
/* 0xb0 reserved */
/* 0xb8 reserved */
/* 0xc0 reserved; used on BSD/OS */
/* 0xc8 reserved */
/* 0xd0 reserved */
/* 0xd8 reserved */
/* 0xe0 reserved */
/* 0xe8 reserved */
/* 0xf0 reserved */
/* 0xf8 reserved */
/*
* The instruction data structure.
*/
struct bpf_insn {
u_short code;
u_char jt;
u_char jf;
bpf_u_int32 k;
};
/*
* Auxiliary data, for use when interpreting a filter intended for the
* Linux kernel when the kernel rejects the filter (requiring us to
* run it in userland). It contains VLAN tag information.
*/
struct bpf_aux_data {
u_short vlan_tag_present;
u_short vlan_tag;
};
/*
* Macros for insn array initializers.
*/
#define BPF_STMT(code, k) { (u_short)(code), 0, 0, k }
#define BPF_JUMP(code, k, jt, jf) { (u_short)(code), jt, jf, k }
PCAP_API int bpf_validate(const struct bpf_insn *, int);
PCAP_API u_int bpf_filter(const struct bpf_insn *, const u_char *, u_int, u_int);
extern u_int bpf_filter_with_aux_data(const struct bpf_insn *, const u_char *, u_int, u_int, const struct bpf_aux_data *);
/*
* Number of scratch memory words (for BPF_LD|BPF_MEM and BPF_ST).
*/
#define BPF_MEMWORDS 16
#ifdef __cplusplus
}
#endif
#endif /* !defined(_NET_BPF_H_) && !defined(_BPF_H_) && !defined(_H_BPF) && !defined(lib_pcap_bpf_h) */

56
src/frontend/qt_sdl/pcap/can_socketcan.h
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@ -1,56 +0,0 @@
/*-
* Copyright (c) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
* The Regents of the University of California. All rights reserved.
*
* This code is derived from the Stanford/CMU enet packet filter,
* (net/enet.c) distributed as part of 4.3BSD, and code contributed
* to Berkeley by Steven McCanne and Van Jacobson both of Lawrence
* Berkeley Laboratory.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef lib_pcap_can_socketcan_h
#define lib_pcap_can_socketcan_h
#include <pcap/pcap-inttypes.h>
/*
* SocketCAN header, as per Documentation/networking/can.txt in the
* Linux source.
*/
typedef struct {
uint32_t can_id;
uint8_t payload_length;
uint8_t pad;
uint8_t reserved1;
uint8_t reserved2;
} pcap_can_socketcan_hdr;
#endif

152
src/frontend/qt_sdl/pcap/compiler-tests.h
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@ -1,152 +0,0 @@
/* -*- Mode: c; tab-width: 8; indent-tabs-mode: 1; c-basic-offset: 8; -*- */
/*
* Copyright (c) 1993, 1994, 1995, 1996, 1997
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the Computer Systems
* Engineering Group at Lawrence Berkeley Laboratory.
* 4. Neither the name of the University nor of the Laboratory may be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef lib_pcap_compiler_tests_h
#define lib_pcap_compiler_tests_h
/*
* This was introduced by Clang:
*
* http://clang.llvm.org/docs/LanguageExtensions.html#has-attribute
*
* in some version (which version?); it has been picked up by GCC 5.0.
*/
#ifndef __has_attribute
/*
* It's a macro, so you can check whether it's defined to check
* whether it's supported.
*
* If it's not, define it to always return 0, so that we move on to
* the fallback checks.
*/
#define __has_attribute(x) 0
#endif
/*
* Note that the C90 spec's "6.8.1 Conditional inclusion" and the
* C99 spec's and C11 spec's "6.10.1 Conditional inclusion" say:
*
* Prior to evaluation, macro invocations in the list of preprocessing
* tokens that will become the controlling constant expression are
* replaced (except for those macro names modified by the defined unary
* operator), just as in normal text. If the token "defined" is
* generated as a result of this replacement process or use of the
* "defined" unary operator does not match one of the two specified
* forms prior to macro replacement, the behavior is undefined.
*
* so you shouldn't use defined() in a #define that's used in #if or
* #elif. Some versions of Clang, for example, will warn about this.
*
* Instead, we check whether the pre-defined macros for particular
* compilers are defined and, if not, define the "is this version XXX
* or a later version of this compiler" macros as 0.
*/
/*
* Check whether this is GCC major.minor or a later release, or some
* compiler that claims to be "just like GCC" of that version or a
* later release.
*/
#if ! defined(__GNUC__)
#define PCAP_IS_AT_LEAST_GNUC_VERSION(major, minor) 0
#else
#define PCAP_IS_AT_LEAST_GNUC_VERSION(major, minor) \
(__GNUC__ > (major) || \
(__GNUC__ == (major) && __GNUC_MINOR__ >= (minor)))
#endif
/*
* Check whether this is Sun C/SunPro C/Oracle Studio major.minor
* or a later release.
*
* The version number in __SUNPRO_C is encoded in hex BCD, with the
* uppermost hex digit being the major version number, the next
* one or two hex digits being the minor version number, and
* the last digit being the patch version.
*
* It represents the *compiler* version, not the product version;
* see
*
* https://sourceforge.net/p/predef/wiki/Compilers/
*
* for a partial mapping, which we assume continues for later
* 12.x product releases.
*/
#if ! defined(__SUNPRO_C)
#define PCAP_IS_AT_LEAST_SUNC_VERSION(major,minor) 0
#else
#define PCAP_SUNPRO_VERSION_TO_BCD(major, minor) \
(((minor) >= 10) ? \
(((major) << 12) | (((minor)/10) << 8) | (((minor)%10) << 4)) : \
(((major) << 8) | ((minor) << 4)))
#define PCAP_IS_AT_LEAST_SUNC_VERSION(major,minor) \
(__SUNPRO_C >= PCAP_SUNPRO_VERSION_TO_BCD((major), (minor)))
#endif
/*
* Check whether this is IBM XL C major.minor or a later release.
*
* The version number in __xlC__ has the major version in the
* upper 8 bits and the minor version in the lower 8 bits.
*/
#if ! defined(__xlC__)
#define PCAP_IS_AT_LEAST_XL_C_VERSION(major,minor) 0
#else
#define PCAP_IS_AT_LEAST_XL_C_VERSION(major, minor) \
(__xlC__ >= (((major) << 8) | (minor)))
#endif
/*
* Check whether this is HP aC++/HP C major.minor or a later release.
*
* The version number in __HP_aCC is encoded in zero-padded decimal BCD,
* with the "A." stripped off, the uppermost two decimal digits being
* the major version number, the next two decimal digits being the minor
* version number, and the last two decimal digits being the patch version.
* (Strip off the A., remove the . between the major and minor version
* number, and add two digits of patch.)
*/
#if ! defined(__HP_aCC)
#define PCAP_IS_AT_LEAST_HP_C_VERSION(major,minor) 0
#else
#define PCAP_IS_AT_LEAST_HP_C_VERSION(major,minor) \
(__HP_aCC >= ((major)*10000 + (minor)*100))
#endif
#endif /* lib_pcap_funcattrs_h */

1389
src/frontend/qt_sdl/pcap/dlt.h
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242
src/frontend/qt_sdl/pcap/funcattrs.h
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@ -1,242 +0,0 @@
/* -*- Mode: c; tab-width: 8; indent-tabs-mode: 1; c-basic-offset: 8; -*- */
/*
* Copyright (c) 1993, 1994, 1995, 1996, 1997
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the Computer Systems
* Engineering Group at Lawrence Berkeley Laboratory.
* 4. Neither the name of the University nor of the Laboratory may be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef lib_pcap_funcattrs_h
#define lib_pcap_funcattrs_h
#include <pcap/compiler-tests.h>
/*
* Attributes to apply to functions and their arguments, using various
* compiler-specific extensions.
*/
/*
* PCAP_API_DEF must be used when defining *data* exported from
* libpcap. It can be used when defining *functions* exported
* from libpcap, but it doesn't have to be used there. It
* should not be used in declarations in headers.
*
* PCAP_API must be used when *declaring* data or functions
* exported from libpcap; PCAP_API_DEF won't work on all platforms.
*/
#if defined(_WIN32)
/*
* For Windows:
*
* when building libpcap:
*
* if we're building it as a DLL, we have to declare API
* functions with __declspec(dllexport);
*
* if we're building it as a static library, we don't want
* to do so.
*
* when using libpcap:
*
* if we're using the DLL, calls to its functions are a
* little more efficient if they're declared with
* __declspec(dllimport);
*
* if we're not using the dll, we don't want to declare
* them that way.
*
* So:
*
* if pcap_EXPORTS is defined, we define PCAP_API_DEF as
* __declspec(dllexport);
*
* if PCAP_DLL is defined, we define PCAP_API_DEF as
* __declspec(dllimport);
*
* otherwise, we define PCAP_API_DEF as nothing.
*/
#if defined(pcap_EXPORTS)
/*
* We're compiling libpcap, so we should export functions in our
* API.
*/
#define PCAP_API_DEF __declspec(dllexport)
#elif defined(PCAP_DLL)
#define PCAP_API_DEF __declspec(dllimport)
#else
#define PCAP_API_DEF
#endif
#elif defined(MSDOS)
/* XXX - does this need special treatment? */
#define PCAP_API_DEF
#else /* UN*X */
#ifdef pcap_EXPORTS
/*
* We're compiling libpcap, so we should export functions in our API.
* The compiler might be configured not to export functions from a
* shared library by default, so we might have to explicitly mark
* functions as exported.
*/
#if PCAP_IS_AT_LEAST_GNUC_VERSION(3,4) \
|| PCAP_IS_AT_LEAST_XL_C_VERSION(12,0)
/*
* GCC 3.4 or later, or some compiler asserting compatibility with
* GCC 3.4 or later, or XL C 13.0 or later, so we have
* __attribute__((visibility()).
*/
#define PCAP_API_DEF __attribute__((visibility("default")))
#elif PCAP_IS_AT_LEAST_SUNC_VERSION(5,5)
/*
* Sun C 5.5 or later, so we have __global.
* (Sun C 5.9 and later also have __attribute__((visibility()),
* but there's no reason to prefer it with Sun C.)
*/
#define PCAP_API_DEF __global
#else
/*
* We don't have anything to say.
*/
#define PCAP_API_DEF
#endif
#else
/*
* We're not building libpcap.
*/
#define PCAP_API_DEF
#endif
#endif /* _WIN32/MSDOS/UN*X */
#define PCAP_API PCAP_API_DEF extern
/*
* PCAP_NORETURN, before a function declaration, means "this function
* never returns". (It must go before the function declaration, e.g.
* "extern PCAP_NORETURN func(...)" rather than after the function
* declaration, as the MSVC version has to go before the declaration.)
*/
#if __has_attribute(noreturn) \
|| PCAP_IS_AT_LEAST_GNUC_VERSION(2,5) \
|| PCAP_IS_AT_LEAST_SUNC_VERSION(5,9) \
|| PCAP_IS_AT_LEAST_XL_C_VERSION(10,1) \
|| PCAP_IS_AT_LEAST_HP_C_VERSION(6,10)
/*
* Compiler with support for __attribute((noreturn)), or GCC 2.5 and
* later, or Solaris Studio 12 (Sun C 5.9) and later, or IBM XL C 10.1
* and later (do any earlier versions of XL C support this?), or
* HP aCC A.06.10 and later.
*/
#define PCAP_NORETURN __attribute((noreturn))
#elif defined(_MSC_VER)
/*
* MSVC.
*/
#define PCAP_NORETURN __declspec(noreturn)
#else
#define PCAP_NORETURN
#endif
/*
* PCAP_PRINTFLIKE(x,y), after a function declaration, means "this function
* does printf-style formatting, with the xth argument being the format
* string and the yth argument being the first argument for the format
* string".
*/
#if __has_attribute(__format__) \
|| PCAP_IS_AT_LEAST_GNUC_VERSION(2,3) \
|| PCAP_IS_AT_LEAST_XL_C_VERSION(10,1) \
|| PCAP_IS_AT_LEAST_HP_C_VERSION(6,10)
/*
* Compiler with support for it, or GCC 2.3 and later, or IBM XL C 10.1
* and later (do any earlier versions of XL C support this?),
* or HP aCC A.06.10 and later.
*/
#define PCAP_PRINTFLIKE(x,y) __attribute__((__format__(__printf__,x,y)))
#else
#define PCAP_PRINTFLIKE(x,y)
#endif
/*
* PCAP_DEPRECATED(func, msg), after a function declaration, marks the
* function as deprecated.
*
* The first argument is the name of the function; the second argument is
* a string giving the warning message to use if the compiler supports that.
*
* (Thank you, Microsoft, for requiring the function name.)
*/
#if __has_attribute(deprecated) \
|| PCAP_IS_AT_LEAST_GNUC_VERSION(4,5) \
|| PCAP_IS_AT_LEAST_SUNC_VERSION(5,13)
/*
* Compiler that supports __has_attribute and __attribute__((deprecated)),
* or GCC 4.5 and later, or Sun/Oracle C 12.4 (Sun C 5.13) or later.
*
* Those support __attribute__((deprecated(msg))) (we assume, perhaps
* incorrectly, that anything that supports __has_attribute() is
* recent enough to support __attribute__((deprecated(msg)))).
*/
#define PCAP_DEPRECATED(func, msg) __attribute__((deprecated(msg)))
#elif PCAP_IS_AT_LEAST_GNUC_VERSION(3,1)
/*
* GCC 3.1 through 4.4.
*
* Those support __attribute__((deprecated)) but not
* __attribute__((deprecated(msg))).
*/
#define PCAP_DEPRECATED(func, msg) __attribute__((deprecated))
#elif (defined(_MSC_VER) && (_MSC_VER >= 1500)) && !defined(pcap_EXPORTS)
/*
* MSVC from Visual Studio 2008 or later, and we're not building
* libpcap itself.
*
* If we *are* building libpcap, we don't want this, as it'll warn
* us even if we *define* the function.
*/
#define PCAP_DEPRECATED(func, msg) __pragma(deprecated(func))
#else
#define PCAP_DEPRECATED(func, msg)
#endif
/*
* For flagging arguments as format strings in MSVC.
*/
#ifdef _MSC_VER
#include <sal.h>
#if _MSC_VER > 1400
#define PCAP_FORMAT_STRING(p) _Printf_format_string_ p
#else
#define PCAP_FORMAT_STRING(p) __format_string p
#endif
#else
#define PCAP_FORMAT_STRING(p) p
#endif
#endif /* lib_pcap_funcattrs_h */

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/*-
* Copyright (c) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
* The Regents of the University of California. All rights reserved.
*
* This code is derived from the Stanford/CMU enet packet filter,
* (net/enet.c) distributed as part of 4.3BSD, and code contributed
* to Berkeley by Steven McCanne and Van Jacobson both of Lawrence
* Berkeley Laboratory.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#define IPH_AF_INET 2 /* Matches Solaris's AF_INET */
#define IPH_AF_INET6 26 /* Matches Solaris's AF_INET6 */
#define IPNET_OUTBOUND 1
#define IPNET_INBOUND 2

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/*
* Copyright (c) 1994, 1996
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the Computer Systems
* Engineering Group at Lawrence Berkeley Laboratory.
* 4. Neither the name of the University nor of the Laboratory may be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef lib_pcap_namedb_h
#define lib_pcap_namedb_h
#ifdef __cplusplus
extern "C" {
#endif
/*
* As returned by the pcap_next_etherent()
* XXX this stuff doesn't belong in this interface, but this
* library already must do name to address translation, so
* on systems that don't have support for /etc/ethers, we
* export these hooks since they're already being used by
* some applications (such as tcpdump) and already being
* marked as exported in some OSes offering libpcap (such
* as Debian).
*/
struct pcap_etherent {
u_char addr[6];
char name[122];
};
#ifndef PCAP_ETHERS_FILE
#define PCAP_ETHERS_FILE "/etc/ethers"
#endif
PCAP_API struct pcap_etherent *pcap_next_etherent(FILE *);
PCAP_API u_char *pcap_ether_hostton(const char*);
PCAP_API u_char *pcap_ether_aton(const char *);
PCAP_API bpf_u_int32 **pcap_nametoaddr(const char *);
#ifdef INET6
PCAP_API struct addrinfo *pcap_nametoaddrinfo(const char *);
#endif
PCAP_API bpf_u_int32 pcap_nametonetaddr(const char *);
PCAP_API int pcap_nametoport(const char *, int *, int *);
PCAP_API int pcap_nametoportrange(const char *, int *, int *, int *);
PCAP_API int pcap_nametoproto(const char *);
PCAP_API int pcap_nametoeproto(const char *);
PCAP_API int pcap_nametollc(const char *);
/*
* If a protocol is unknown, PROTO_UNDEF is returned.
* Also, pcap_nametoport() returns the protocol along with the port number.
* If there are ambiguous entried in /etc/services (i.e. domain
* can be either tcp or udp) PROTO_UNDEF is returned.
*/
#define PROTO_UNDEF -1
#ifdef __cplusplus
}
#endif
#endif

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/*
* Copyright (c) 2013, Petar Alilovic,
* Faculty of Electrical Engineering and Computing, University of Zagreb
* All rights reserved
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*/
#ifndef lib_pcap_nflog_h
#define lib_pcap_nflog_h
#include <pcap/pcap-inttypes.h>
/*
* Structure of an NFLOG header and TLV parts, as described at
* http://www.tcpdump.org/linktypes/LINKTYPE_NFLOG.html
*
* The NFLOG header is big-endian.
*
* The TLV length and type are in host byte order. The value is either
* big-endian or is an array of bytes in some externally-specified byte
* order (text string, link-layer address, link-layer header, packet
* data, etc.).
*/
typedef struct nflog_hdr {
uint8_t nflog_family; /* address family */
uint8_t nflog_version; /* version */
uint16_t nflog_rid; /* resource ID */
} nflog_hdr_t;
typedef struct nflog_tlv {
uint16_t tlv_length; /* tlv length */
uint16_t tlv_type; /* tlv type */
/* value follows this */
} nflog_tlv_t;
typedef struct nflog_packet_hdr {
uint16_t hw_protocol; /* hw protocol */
uint8_t hook; /* netfilter hook */
uint8_t pad; /* padding to 32 bits */
} nflog_packet_hdr_t;
typedef struct nflog_hwaddr {
uint16_t hw_addrlen; /* address length */
uint16_t pad; /* padding to 32-bit boundary */
uint8_t hw_addr[8]; /* address, up to 8 bytes */
} nflog_hwaddr_t;
typedef struct nflog_timestamp {
uint64_t sec;
uint64_t usec;
} nflog_timestamp_t;
/*
* TLV types.
*/
#define NFULA_PACKET_HDR 1 /* nflog_packet_hdr_t */
#define NFULA_MARK 2 /* packet mark from skbuff */
#define NFULA_TIMESTAMP 3 /* nflog_timestamp_t for skbuff's time stamp */
#define NFULA_IFINDEX_INDEV 4 /* ifindex of device on which packet received (possibly bridge group) */
#define NFULA_IFINDEX_OUTDEV 5 /* ifindex of device on which packet transmitted (possibly bridge group) */
#define NFULA_IFINDEX_PHYSINDEV 6 /* ifindex of physical device on which packet received (not bridge group) */
#define NFULA_IFINDEX_PHYSOUTDEV 7 /* ifindex of physical device on which packet transmitted (not bridge group) */
#define NFULA_HWADDR 8 /* nflog_hwaddr_t for hardware address */
#define NFULA_PAYLOAD 9 /* packet payload */
#define NFULA_PREFIX 10 /* text string - null-terminated, count includes NUL */
#define NFULA_UID 11 /* UID owning socket on which packet was sent/received */
#define NFULA_SEQ 12 /* sequence number of packets on this NFLOG socket */
#define NFULA_SEQ_GLOBAL 13 /* sequence number of pakets on all NFLOG sockets */
#define NFULA_GID 14 /* GID owning socket on which packet was sent/received */
#define NFULA_HWTYPE 15 /* ARPHRD_ type of skbuff's device */
#define NFULA_HWHEADER 16 /* skbuff's MAC-layer header */
#define NFULA_HWLEN 17 /* length of skbuff's MAC-layer header */
#endif

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/*
* Copyright (c) 2002 - 2005 NetGroup, Politecnico di Torino (Italy)
* Copyright (c) 2005 - 2009 CACE Technologies, Inc. Davis (California)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Politecnico di Torino nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef pcap_pcap_inttypes_h
#define pcap_pcap_inttypes_h
/*
* Get the integer types and PRi[doux]64 values from C99 <inttypes.h>
* defined, by hook or by crook.
*/
#if defined(_MSC_VER)
/*
* Compiler is MSVC.
*/
#if _MSC_VER >= 1800
/*
* VS 2013 or newer; we have <inttypes.h>.
*/
#include <inttypes.h>
#else
/*
* Earlier VS; we have to define this stuff ourselves.
*/
typedef unsigned char uint8_t;
typedef signed char int8_t;
typedef unsigned short uint16_t;
typedef signed short int16_t;
typedef unsigned int uint32_t;
typedef signed int int32_t;
#ifdef _MSC_EXTENSIONS
typedef unsigned _int64 uint64_t;
typedef _int64 int64_t;
#else /* _MSC_EXTENSIONS */
typedef unsigned long long uint64_t;
typedef long long int64_t;
#endif
#endif
/*
* These may be defined by <inttypes.h>.
*
* XXX - for MSVC, we always want the _MSC_EXTENSIONS versions.
* What about other compilers? If, as the MinGW Web site says MinGW
* does, the other compilers just use Microsoft's run-time library,
* then they should probably use the _MSC_EXTENSIONS even if the
* compiler doesn't define _MSC_EXTENSIONS.
*
* XXX - we currently aren't using any of these, but this allows
* their use in the future.
*/
#ifndef PRId64
#ifdef _MSC_EXTENSIONS
#define PRId64 "I64d"
#else
#define PRId64 "lld"
#endif
#endif /* PRId64 */
#ifndef PRIo64
#ifdef _MSC_EXTENSIONS
#define PRIo64 "I64o"
#else
#define PRIo64 "llo"
#endif
#endif /* PRIo64 */
#ifndef PRIx64
#ifdef _MSC_EXTENSIONS
#define PRIx64 "I64x"
#else
#define PRIx64 "llx"
#endif
#endif
#ifndef PRIu64
#ifdef _MSC_EXTENSIONS
#define PRIu64 "I64u"
#else
#define PRIu64 "llu"
#endif
#endif
#elif defined(__MINGW32__) || !defined(_WIN32)
/*
* Compiler is MinGW or target is UN*X or MS-DOS. Just use
* <inttypes.h>.
*/
#include <inttypes.h>
#endif
#endif /* pcap/pcap-inttypes.h */

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/* -*- Mode: c; tab-width: 8; indent-tabs-mode: 1; c-basic-offset: 8; -*- */
/*
* Copyright (c) 1993, 1994, 1995, 1996, 1997
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the Computer Systems
* Engineering Group at Lawrence Berkeley Laboratory.
* 4. Neither the name of the University nor of the Laboratory may be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/*
* Remote packet capture mechanisms and extensions from WinPcap:
*
* Copyright (c) 2002 - 2003
* NetGroup, Politecnico di Torino (Italy)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Politecnico di Torino nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef lib_pcap_pcap_h
#define lib_pcap_pcap_h
#include <pcap/funcattrs.h>
#include <pcap/pcap-inttypes.h>
#if defined(_WIN32)
#include <winsock2.h> /* u_int, u_char etc. */
#include <io.h> /* _get_osfhandle() */
#elif defined(MSDOS)
#include <sys/types.h> /* u_int, u_char etc. */
#include <sys/socket.h>
#else /* UN*X */
#include <sys/types.h> /* u_int, u_char etc. */
#include <sys/time.h>
#endif /* _WIN32/MSDOS/UN*X */
#ifndef PCAP_DONT_INCLUDE_PCAP_BPF_H
#include <pcap/bpf.h>
#endif
#include <stdio.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* Version number of the current version of the pcap file format.
*
* NOTE: this is *NOT* the version number of the libpcap library.
* To fetch the version information for the version of libpcap
* you're using, use pcap_lib_version().
*/
#define PCAP_VERSION_MAJOR 2
#define PCAP_VERSION_MINOR 4
#define PCAP_ERRBUF_SIZE 256
/*
* Compatibility for systems that have a bpf.h that
* predates the bpf typedefs for 64-bit support.
*/
#if BPF_RELEASE - 0 < 199406
typedef int bpf_int32;
typedef u_int bpf_u_int32;
#endif
typedef struct pcap pcap_t;
typedef struct pcap_dumper pcap_dumper_t;
typedef struct pcap_if pcap_if_t;
typedef struct pcap_addr pcap_addr_t;
/*
* The first record in the file contains saved values for some
* of the flags used in the printout phases of tcpdump.
* Many fields here are 32 bit ints so compilers won't insert unwanted
* padding; these files need to be interchangeable across architectures.
*
* Do not change the layout of this structure, in any way (this includes
* changes that only affect the length of fields in this structure).
*
* Also, do not change the interpretation of any of the members of this
* structure, in any way (this includes using values other than
* LINKTYPE_ values, as defined in "savefile.c", in the "linktype"
* field).
*
* Instead:
*
* introduce a new structure for the new format, if the layout
* of the structure changed;
*
* send mail to "tcpdump-workers@lists.tcpdump.org", requesting
* a new magic number for your new capture file format, and, when
* you get the new magic number, put it in "savefile.c";
*
* use that magic number for save files with the changed file
* header;
*
* make the code in "savefile.c" capable of reading files with
* the old file header as well as files with the new file header
* (using the magic number to determine the header format).
*
* Then supply the changes by forking the branch at
*
* https://github.com/the-tcpdump-group/libpcap/issues
*
* and issuing a pull request, so that future versions of libpcap and
* programs that use it (such as tcpdump) will be able to read your new
* capture file format.
*/
struct pcap_file_header {
bpf_u_int32 magic;
u_short version_major;
u_short version_minor;
bpf_int32 thiszone; /* gmt to local correction */
bpf_u_int32 sigfigs; /* accuracy of timestamps */
bpf_u_int32 snaplen; /* max length saved portion of each pkt */
bpf_u_int32 linktype; /* data link type (LINKTYPE_*) */
};
/*
* Macros for the value returned by pcap_datalink_ext().
*
* If LT_FCS_LENGTH_PRESENT(x) is true, the LT_FCS_LENGTH(x) macro
* gives the FCS length of packets in the capture.
*/
#define LT_FCS_LENGTH_PRESENT(x) ((x) & 0x04000000)
#define LT_FCS_LENGTH(x) (((x) & 0xF0000000) >> 28)
#define LT_FCS_DATALINK_EXT(x) ((((x) & 0xF) << 28) | 0x04000000)
typedef enum {
PCAP_D_INOUT = 0,
PCAP_D_IN,
PCAP_D_OUT
} pcap_direction_t;
/*
* Generic per-packet information, as supplied by libpcap.
*
* The time stamp can and should be a "struct timeval", regardless of
* whether your system supports 32-bit tv_sec in "struct timeval",
* 64-bit tv_sec in "struct timeval", or both if it supports both 32-bit
* and 64-bit applications. The on-disk format of savefiles uses 32-bit
* tv_sec (and tv_usec); this structure is irrelevant to that. 32-bit
* and 64-bit versions of libpcap, even if they're on the same platform,
* should supply the appropriate version of "struct timeval", even if
* that's not what the underlying packet capture mechanism supplies.
*/
struct pcap_pkthdr {
struct timeval ts; /* time stamp */
bpf_u_int32 caplen; /* length of portion present */
bpf_u_int32 len; /* length this packet (off wire) */
};
/*
* As returned by the pcap_stats()
*/
struct pcap_stat {
u_int ps_recv; /* number of packets received */
u_int ps_drop; /* number of packets dropped */
u_int ps_ifdrop; /* drops by interface -- only supported on some platforms */
#ifdef _WIN32
u_int ps_capt; /* number of packets that reach the application */
u_int ps_sent; /* number of packets sent by the server on the network */
u_int ps_netdrop; /* number of packets lost on the network */
#endif /* _WIN32 */
};
#ifdef MSDOS
/*
* As returned by the pcap_stats_ex()
*/
struct pcap_stat_ex {
u_long rx_packets; /* total packets received */
u_long tx_packets; /* total packets transmitted */
u_long rx_bytes; /* total bytes received */
u_long tx_bytes; /* total bytes transmitted */
u_long rx_errors; /* bad packets received */
u_long tx_errors; /* packet transmit problems */
u_long rx_dropped; /* no space in Rx buffers */
u_long tx_dropped; /* no space available for Tx */
u_long multicast; /* multicast packets received */
u_long collisions;
/* detailed rx_errors: */
u_long rx_length_errors;
u_long rx_over_errors; /* receiver ring buff overflow */
u_long rx_crc_errors; /* recv'd pkt with crc error */
u_long rx_frame_errors; /* recv'd frame alignment error */
u_long rx_fifo_errors; /* recv'r fifo overrun */
u_long rx_missed_errors; /* recv'r missed packet */
/* detailed tx_errors */
u_long tx_aborted_errors;
u_long tx_carrier_errors;
u_long tx_fifo_errors;
u_long tx_heartbeat_errors;
u_long tx_window_errors;
};
#endif
/*
* Item in a list of interfaces.
*/
struct pcap_if {
struct pcap_if *next;
char *name; /* name to hand to "pcap_open_live()" */
char *description; /* textual description of interface, or NULL */
struct pcap_addr *addresses;
bpf_u_int32 flags; /* PCAP_IF_ interface flags */
};
#define PCAP_IF_LOOPBACK 0x00000001 /* interface is loopback */
#define PCAP_IF_UP 0x00000002 /* interface is up */
#define PCAP_IF_RUNNING 0x00000004 /* interface is running */
/*
* Representation of an interface address.
*/
struct pcap_addr {
struct pcap_addr *next;
struct sockaddr *addr; /* address */
struct sockaddr *netmask; /* netmask for that address */
struct sockaddr *broadaddr; /* broadcast address for that address */
struct sockaddr *dstaddr; /* P2P destination address for that address */
};
typedef void (*pcap_handler)(u_char *, const struct pcap_pkthdr *,
const u_char *);
/*
* Error codes for the pcap API.
* These will all be negative, so you can check for the success or
* failure of a call that returns these codes by checking for a
* negative value.
*/
#define PCAP_ERROR -1 /* generic error code */
#define PCAP_ERROR_BREAK -2 /* loop terminated by pcap_breakloop */
#define PCAP_ERROR_NOT_ACTIVATED -3 /* the capture needs to be activated */
#define PCAP_ERROR_ACTIVATED -4 /* the operation can't be performed on already activated captures */
#define PCAP_ERROR_NO_SUCH_DEVICE -5 /* no such device exists */
#define PCAP_ERROR_RFMON_NOTSUP -6 /* this device doesn't support rfmon (monitor) mode */
#define PCAP_ERROR_NOT_RFMON -7 /* operation supported only in monitor mode */
#define PCAP_ERROR_PERM_DENIED -8 /* no permission to open the device */
#define PCAP_ERROR_IFACE_NOT_UP -9 /* interface isn't up */
#define PCAP_ERROR_CANTSET_TSTAMP_TYPE -10 /* this device doesn't support setting the time stamp type */
#define PCAP_ERROR_PROMISC_PERM_DENIED -11 /* you don't have permission to capture in promiscuous mode */
#define PCAP_ERROR_TSTAMP_PRECISION_NOTSUP -12 /* the requested time stamp precision is not supported */
/*
* Warning codes for the pcap API.
* These will all be positive and non-zero, so they won't look like
* errors.
*/
#define PCAP_WARNING 1 /* generic warning code */
#define PCAP_WARNING_PROMISC_NOTSUP 2 /* this device doesn't support promiscuous mode */
#define PCAP_WARNING_TSTAMP_TYPE_NOTSUP 3 /* the requested time stamp type is not supported */
/*
* Value to pass to pcap_compile() as the netmask if you don't know what
* the netmask is.
*/
#define PCAP_NETMASK_UNKNOWN 0xffffffff
/*
* We're deprecating pcap_lookupdev() for various reasons (not
* thread-safe, can behave weirdly with WinPcap). Callers
* should use pcap_findalldevs() and use the first device.
*/
PCAP_API char *pcap_lookupdev(char *)
PCAP_DEPRECATED(pcap_lookupdev, "use 'pcap_findalldevs' and use the first device");
PCAP_API int pcap_lookupnet(const char *, bpf_u_int32 *, bpf_u_int32 *, char *);
PCAP_API pcap_t *pcap_create(const char *, char *);
PCAP_API int pcap_set_snaplen(pcap_t *, int);
PCAP_API int pcap_set_promisc(pcap_t *, int);
PCAP_API int pcap_can_set_rfmon(pcap_t *);
PCAP_API int pcap_set_rfmon(pcap_t *, int);
PCAP_API int pcap_set_timeout(pcap_t *, int);
PCAP_API int pcap_set_tstamp_type(pcap_t *, int);
PCAP_API int pcap_set_immediate_mode(pcap_t *, int);
PCAP_API int pcap_set_buffer_size(pcap_t *, int);
PCAP_API int pcap_set_tstamp_precision(pcap_t *, int);
PCAP_API int pcap_get_tstamp_precision(pcap_t *);
PCAP_API int pcap_activate(pcap_t *);
PCAP_API int pcap_list_tstamp_types(pcap_t *, int **);
PCAP_API void pcap_free_tstamp_types(int *);
PCAP_API int pcap_tstamp_type_name_to_val(const char *);
PCAP_API const char *pcap_tstamp_type_val_to_name(int);
PCAP_API const char *pcap_tstamp_type_val_to_description(int);
#ifdef __linux__
PCAP_API int pcap_set_protocol(pcap_t *, int);
#endif
/*
* Time stamp types.
* Not all systems and interfaces will necessarily support all of these.
*
* A system that supports PCAP_TSTAMP_HOST is offering time stamps
* provided by the host machine, rather than by the capture device,
* but not committing to any characteristics of the time stamp;
* it will not offer any of the PCAP_TSTAMP_HOST_ subtypes.
*
* PCAP_TSTAMP_HOST_LOWPREC is a time stamp, provided by the host machine,
* that's low-precision but relatively cheap to fetch; it's normally done
* using the system clock, so it's normally synchronized with times you'd
* fetch from system calls.
*
* PCAP_TSTAMP_HOST_HIPREC is a time stamp, provided by the host machine,
* that's high-precision; it might be more expensive to fetch. It might
* or might not be synchronized with the system clock, and might have
* problems with time stamps for packets received on different CPUs,
* depending on the platform.
*
* PCAP_TSTAMP_ADAPTER is a high-precision time stamp supplied by the
* capture device; it's synchronized with the system clock.
*
* PCAP_TSTAMP_ADAPTER_UNSYNCED is a high-precision time stamp supplied by
* the capture device; it's not synchronized with the system clock.
*
* Note that time stamps synchronized with the system clock can go
* backwards, as the system clock can go backwards. If a clock is
* not in sync with the system clock, that could be because the
* system clock isn't keeping accurate time, because the other
* clock isn't keeping accurate time, or both.
*
* Note that host-provided time stamps generally correspond to the
* time when the time-stamping code sees the packet; this could
* be some unknown amount of time after the first or last bit of
* the packet is received by the network adapter, due to batching
* of interrupts for packet arrival, queueing delays, etc..
*/
#define PCAP_TSTAMP_HOST 0 /* host-provided, unknown characteristics */
#define PCAP_TSTAMP_HOST_LOWPREC 1 /* host-provided, low precision */
#define PCAP_TSTAMP_HOST_HIPREC 2 /* host-provided, high precision */
#define PCAP_TSTAMP_ADAPTER 3 /* device-provided, synced with the system clock */
#define PCAP_TSTAMP_ADAPTER_UNSYNCED 4 /* device-provided, not synced with the system clock */
/*
* Time stamp resolution types.
* Not all systems and interfaces will necessarily support all of these
* resolutions when doing live captures; all of them can be requested
* when reading a savefile.
*/
#define PCAP_TSTAMP_PRECISION_MICRO 0 /* use timestamps with microsecond precision, default */
#define PCAP_TSTAMP_PRECISION_NANO 1 /* use timestamps with nanosecond precision */
PCAP_API pcap_t *pcap_open_live(const char *, int, int, int, char *);
PCAP_API pcap_t *pcap_open_dead(int, int);
PCAP_API pcap_t *pcap_open_dead_with_tstamp_precision(int, int, u_int);
PCAP_API pcap_t *pcap_open_offline_with_tstamp_precision(const char *, u_int, char *);
PCAP_API pcap_t *pcap_open_offline(const char *, char *);
#ifdef _WIN32
PCAP_API pcap_t *pcap_hopen_offline_with_tstamp_precision(intptr_t, u_int, char *);
PCAP_API pcap_t *pcap_hopen_offline(intptr_t, char *);
/*
* If we're building libpcap, these are internal routines in savefile.c,
* so we must not define them as macros.
*
* If we're not building libpcap, given that the version of the C runtime
* with which libpcap was built might be different from the version
* of the C runtime with which an application using libpcap was built,
* and that a FILE structure may differ between the two versions of the
* C runtime, calls to _fileno() must use the version of _fileno() in
* the C runtime used to open the FILE *, not the version in the C
* runtime with which libpcap was built. (Maybe once the Universal CRT
* rules the world, this will cease to be a problem.)
*/
#ifndef BUILDING_PCAP
#define pcap_fopen_offline_with_tstamp_precision(f,p,b) \
pcap_hopen_offline_with_tstamp_precision(_get_osfhandle(_fileno(f)), p, b)
#define pcap_fopen_offline(f,b) \
pcap_hopen_offline(_get_osfhandle(_fileno(f)), b)
#endif
#else /*_WIN32*/
PCAP_API pcap_t *pcap_fopen_offline_with_tstamp_precision(FILE *, u_int, char *);
PCAP_API pcap_t *pcap_fopen_offline(FILE *, char *);
#endif /*_WIN32*/
PCAP_API void pcap_close(pcap_t *);
PCAP_API int pcap_loop(pcap_t *, int, pcap_handler, u_char *);
PCAP_API int pcap_dispatch(pcap_t *, int, pcap_handler, u_char *);
PCAP_API const u_char *pcap_next(pcap_t *, struct pcap_pkthdr *);
PCAP_API int pcap_next_ex(pcap_t *, struct pcap_pkthdr **, const u_char **);
PCAP_API void pcap_breakloop(pcap_t *);
PCAP_API int pcap_stats(pcap_t *, struct pcap_stat *);
PCAP_API int pcap_setfilter(pcap_t *, struct bpf_program *);
PCAP_API int pcap_setdirection(pcap_t *, pcap_direction_t);
PCAP_API int pcap_getnonblock(pcap_t *, char *);
PCAP_API int pcap_setnonblock(pcap_t *, int, char *);
PCAP_API int pcap_inject(pcap_t *, const void *, size_t);
PCAP_API int pcap_sendpacket(pcap_t *, const u_char *, int);
PCAP_API const char *pcap_statustostr(int);
PCAP_API const char *pcap_strerror(int);
PCAP_API char *pcap_geterr(pcap_t *);
PCAP_API void pcap_perror(pcap_t *, const char *);
PCAP_API int pcap_compile(pcap_t *, struct bpf_program *, const char *, int,
bpf_u_int32);
PCAP_API int pcap_compile_nopcap(int, int, struct bpf_program *,
const char *, int, bpf_u_int32);
PCAP_API void pcap_freecode(struct bpf_program *);
PCAP_API int pcap_offline_filter(const struct bpf_program *,
const struct pcap_pkthdr *, const u_char *);
PCAP_API int pcap_datalink(pcap_t *);
PCAP_API int pcap_datalink_ext(pcap_t *);
PCAP_API int pcap_list_datalinks(pcap_t *, int **);
PCAP_API int pcap_set_datalink(pcap_t *, int);
PCAP_API void pcap_free_datalinks(int *);
PCAP_API int pcap_datalink_name_to_val(const char *);
PCAP_API const char *pcap_datalink_val_to_name(int);
PCAP_API const char *pcap_datalink_val_to_description(int);
PCAP_API int pcap_snapshot(pcap_t *);
PCAP_API int pcap_is_swapped(pcap_t *);
PCAP_API int pcap_major_version(pcap_t *);
PCAP_API int pcap_minor_version(pcap_t *);
PCAP_API int pcap_bufsize(pcap_t *);
/* XXX */
PCAP_API FILE *pcap_file(pcap_t *);
PCAP_API int pcap_fileno(pcap_t *);
#ifdef _WIN32
PCAP_API int pcap_wsockinit(void);
#endif
PCAP_API pcap_dumper_t *pcap_dump_open(pcap_t *, const char *);
PCAP_API pcap_dumper_t *pcap_dump_fopen(pcap_t *, FILE *fp);
PCAP_API pcap_dumper_t *pcap_dump_open_append(pcap_t *, const char *);
PCAP_API FILE *pcap_dump_file(pcap_dumper_t *);
PCAP_API long pcap_dump_ftell(pcap_dumper_t *);
PCAP_API int64_t pcap_dump_ftell64(pcap_dumper_t *);
PCAP_API int pcap_dump_flush(pcap_dumper_t *);
PCAP_API void pcap_dump_close(pcap_dumper_t *);
PCAP_API void pcap_dump(u_char *, const struct pcap_pkthdr *, const u_char *);
PCAP_API int pcap_findalldevs(pcap_if_t **, char *);
PCAP_API void pcap_freealldevs(pcap_if_t *);
/*
* We return a pointer to the version string, rather than exporting the
* version string directly.
*
* On at least some UNIXes, if you import data from a shared library into
* an program, the data is bound into the program binary, so if the string
* in the version of the library with which the program was linked isn't
* the same as the string in the version of the library with which the
* program is being run, various undesirable things may happen (warnings,
* the string being the one from the version of the library with which the
* program was linked, or even weirder things, such as the string being the
* one from the library but being truncated).
*
* On Windows, the string is constructed at run time.
*/
PCAP_API const char *pcap_lib_version(void);
/*
* On at least some versions of NetBSD and QNX, we don't want to declare
* bpf_filter() here, as it's also be declared in <net/bpf.h>, with a
* different signature, but, on other BSD-flavored UN*Xes, it's not
* declared in <net/bpf.h>, so we *do* want to declare it here, so it's
* declared when we build pcap-bpf.c.
*/
#if !defined(__NetBSD__) && !defined(__QNX__)
PCAP_API u_int bpf_filter(const struct bpf_insn *, const u_char *, u_int, u_int);
#endif
PCAP_API int bpf_validate(const struct bpf_insn *f, int len);
PCAP_API char *bpf_image(const struct bpf_insn *, int);
PCAP_API void bpf_dump(const struct bpf_program *, int);
#if defined(_WIN32)
/*
* Win32 definitions
*/
/*!
\brief A queue of raw packets that will be sent to the network with pcap_sendqueue_transmit().
*/
struct pcap_send_queue
{
u_int maxlen; /* Maximum size of the queue, in bytes. This
variable contains the size of the buffer field. */
u_int len; /* Current size of the queue, in bytes. */
char *buffer; /* Buffer containing the packets to be sent. */
};
typedef struct pcap_send_queue pcap_send_queue;
/*!
\brief This typedef is a support for the pcap_get_airpcap_handle() function
*/
#if !defined(AIRPCAP_HANDLE__EAE405F5_0171_9592_B3C2_C19EC426AD34__DEFINED_)
#define AIRPCAP_HANDLE__EAE405F5_0171_9592_B3C2_C19EC426AD34__DEFINED_
typedef struct _AirpcapHandle *PAirpcapHandle;
#endif
PCAP_API int pcap_setbuff(pcap_t *p, int dim);
PCAP_API int pcap_setmode(pcap_t *p, int mode);
PCAP_API int pcap_setmintocopy(pcap_t *p, int size);
PCAP_API HANDLE pcap_getevent(pcap_t *p);
PCAP_API int pcap_oid_get_request(pcap_t *, bpf_u_int32, void *, size_t *);
PCAP_API int pcap_oid_set_request(pcap_t *, bpf_u_int32, const void *, size_t *);
PCAP_API pcap_send_queue* pcap_sendqueue_alloc(u_int memsize);
PCAP_API void pcap_sendqueue_destroy(pcap_send_queue* queue);
PCAP_API int pcap_sendqueue_queue(pcap_send_queue* queue, const struct pcap_pkthdr *pkt_header, const u_char *pkt_data);
PCAP_API u_int pcap_sendqueue_transmit(pcap_t *p, pcap_send_queue* queue, int sync);
PCAP_API struct pcap_stat *pcap_stats_ex(pcap_t *p, int *pcap_stat_size);
PCAP_API int pcap_setuserbuffer(pcap_t *p, int size);
PCAP_API int pcap_live_dump(pcap_t *p, char *filename, int maxsize, int maxpacks);
PCAP_API int pcap_live_dump_ended(pcap_t *p, int sync);
PCAP_API int pcap_start_oem(char* err_str, int flags);
PCAP_API PAirpcapHandle pcap_get_airpcap_handle(pcap_t *p);
#define MODE_CAPT 0
#define MODE_STAT 1
#define MODE_MON 2
#elif defined(MSDOS)
/*
* MS-DOS definitions
*/
PCAP_API int pcap_stats_ex (pcap_t *, struct pcap_stat_ex *);
PCAP_API void pcap_set_wait (pcap_t *p, void (*yield)(void), int wait);
PCAP_API u_long pcap_mac_packets (void);
#else /* UN*X */
/*
* UN*X definitions
*/
PCAP_API int pcap_get_selectable_fd(pcap_t *);
#endif /* _WIN32/MSDOS/UN*X */
/*
* Remote capture definitions.
*
* These routines are only present if libpcap has been configured to
* include remote capture support.
*/
/*
* The maximum buffer size in which address, port, interface names are kept.
*
* In case the adapter name or such is larger than this value, it is truncated.
* This is not used by the user; however it must be aware that an hostname / interface
* name longer than this value will be truncated.
*/
#define PCAP_BUF_SIZE 1024
/*
* The type of input source, passed to pcap_open().
*/
#define PCAP_SRC_FILE 2 /* local savefile */
#define PCAP_SRC_IFLOCAL 3 /* local network interface */
#define PCAP_SRC_IFREMOTE 4 /* interface on a remote host, using RPCAP */
/*
* The formats allowed by pcap_open() are the following:
* - file://path_and_filename [opens a local file]
* - rpcap://devicename [opens the selected device devices available on the local host, without using the RPCAP protocol]
* - rpcap://host/devicename [opens the selected device available on a remote host]
* - rpcap://host:port/devicename [opens the selected device available on a remote host, using a non-standard port for RPCAP]
* - adaptername [to open a local adapter; kept for compability, but it is strongly discouraged]
* - (NULL) [to open the first local adapter; kept for compability, but it is strongly discouraged]
*
* The formats allowed by the pcap_findalldevs_ex() are the following:
* - file://folder/ [lists all the files in the given folder]
* - rpcap:// [lists all local adapters]
* - rpcap://host:port/ [lists the devices available on a remote host]
*
* Referring to the 'host' and 'port' parameters, they can be either numeric or literal. Since
* IPv6 is fully supported, these are the allowed formats:
*
* - host (literal): e.g. host.foo.bar
* - host (numeric IPv4): e.g. 10.11.12.13
* - host (numeric IPv4, IPv6 style): e.g. [10.11.12.13]
* - host (numeric IPv6): e.g. [1:2:3::4]
* - port: can be either numeric (e.g. '80') or literal (e.g. 'http')
*
* Here you find some allowed examples:
* - rpcap://host.foo.bar/devicename [everything literal, no port number]
* - rpcap://host.foo.bar:1234/devicename [everything literal, with port number]
* - rpcap://10.11.12.13/devicename [IPv4 numeric, no port number]
* - rpcap://10.11.12.13:1234/devicename [IPv4 numeric, with port number]
* - rpcap://[10.11.12.13]:1234/devicename [IPv4 numeric with IPv6 format, with port number]
* - rpcap://[1:2:3::4]/devicename [IPv6 numeric, no port number]
* - rpcap://[1:2:3::4]:1234/devicename [IPv6 numeric, with port number]
* - rpcap://[1:2:3::4]:http/devicename [IPv6 numeric, with literal port number]
*/
/*
* URL schemes for capture source.
*/
/*
* This string indicates that the user wants to open a capture from a
* local file.
*/
#define PCAP_SRC_FILE_STRING "file://"
/*
* This string indicates that the user wants to open a capture from a
* network interface. This string does not necessarily involve the use
* of the RPCAP protocol. If the interface required resides on the local
* host, the RPCAP protocol is not involved and the local functions are used.
*/
#define PCAP_SRC_IF_STRING "rpcap://"
/*
* Flags to pass to pcap_open().
*/
/*
* Specifies whether promiscuous mode is to be used.
*/
#define PCAP_OPENFLAG_PROMISCUOUS 0x00000001
/*
* Specifies, for an RPCAP capture, whether the data transfer (in
* case of a remote capture) has to be done with UDP protocol.
*
* If it is '1' if you want a UDP data connection, '0' if you want
* a TCP data connection; control connection is always TCP-based.
* A UDP connection is much lighter, but it does not guarantee that all
* the captured packets arrive to the client workstation. Moreover,
* it could be harmful in case of network congestion.
* This flag is meaningless if the source is not a remote interface.
* In that case, it is simply ignored.
*/
#define PCAP_OPENFLAG_DATATX_UDP 0x00000002
/*
* Specifies wheether the remote probe will capture its own generated
* traffic.
*
* In case the remote probe uses the same interface to capture traffic
* and to send data back to the caller, the captured traffic includes
* the RPCAP traffic as well. If this flag is turned on, the RPCAP
* traffic is excluded from the capture, so that the trace returned
* back to the collector is does not include this traffic.
*
* Has no effect on local interfaces or savefiles.
*/
#define PCAP_OPENFLAG_NOCAPTURE_RPCAP 0x00000004
/*
* Specifies whether the local adapter will capture its own generated traffic.
*
* This flag tells the underlying capture driver to drop the packets
* that were sent by itself. This is useful when building applications
* such as bridges that should ignore the traffic they just sent.
*
* Supported only on Windows.
*/
#define PCAP_OPENFLAG_NOCAPTURE_LOCAL 0x00000008
/*
* This flag configures the adapter for maximum responsiveness.
*
* In presence of a large value for nbytes, WinPcap waits for the arrival
* of several packets before copying the data to the user. This guarantees
* a low number of system calls, i.e. lower processor usage, i.e. better
* performance, which is good for applications like sniffers. If the user
* sets the PCAP_OPENFLAG_MAX_RESPONSIVENESS flag, the capture driver will
* copy the packets as soon as the application is ready to receive them.
* This is suggested for real time applications (such as, for example,
* a bridge) that need the best responsiveness.
*
* The equivalent with pcap_create()/pcap_activate() is "immediate mode".
*/
#define PCAP_OPENFLAG_MAX_RESPONSIVENESS 0x00000010
/*
* Remote authentication methods.
* These are used in the 'type' member of the pcap_rmtauth structure.
*/
/*
* NULL authentication.
*
* The 'NULL' authentication has to be equal to 'zero', so that old
* applications can just put every field of struct pcap_rmtauth to zero,
* and it does work.
*/
#define RPCAP_RMTAUTH_NULL 0
/*
* Username/password authentication.
*
* With this type of authentication, the RPCAP protocol will use the username/
* password provided to authenticate the user on the remote machine. If the
* authentication is successful (and the user has the right to open network
* devices) the RPCAP connection will continue; otherwise it will be dropped.
*
* *******NOTE********: the username and password are sent over the network
* to the capture server *IN CLEAR TEXT*. Don't use this on a network
* that you don't completely control! (And be *really* careful in your
* definition of "completely"!)
*/
#define RPCAP_RMTAUTH_PWD 1
/*
* This structure keeps the information needed to autheticate the user
* on a remote machine.
*
* The remote machine can either grant or refuse the access according
* to the information provided.
* In case the NULL authentication is required, both 'username' and
* 'password' can be NULL pointers.
*
* This structure is meaningless if the source is not a remote interface;
* in that case, the functions which requires such a structure can accept
* a NULL pointer as well.
*/
struct pcap_rmtauth
{
/*
* \brief Type of the authentication required.
*
* In order to provide maximum flexibility, we can support different types
* of authentication based on the value of this 'type' variable. The currently
* supported authentication methods are defined into the
* \link remote_auth_methods Remote Authentication Methods Section\endlink.
*/
int type;
/*
* \brief Zero-terminated string containing the username that has to be
* used on the remote machine for authentication.
*
* This field is meaningless in case of the RPCAP_RMTAUTH_NULL authentication
* and it can be NULL.
*/
char *username;
/*
* \brief Zero-terminated string containing the password that has to be
* used on the remote machine for authentication.
*
* This field is meaningless in case of the RPCAP_RMTAUTH_NULL authentication
* and it can be NULL.
*/
char *password;
};
/*
* This routine can open a savefile, a local device, or a device on
* a remote machine running an RPCAP server.
*
* For opening a savefile, the pcap_open_offline routines can be used,
* and will work just as well; code using them will work on more
* platforms than code using pcap_open() to open savefiles.
*
* For opening a local device, pcap_open_live() can be used; it supports
* most of the capabilities that pcap_open() supports, and code using it
* will work on more platforms than code using pcap_open(). pcap_create()
* and pcap_activate() can also be used; they support all capabilities
* that pcap_open() supports, except for the Windows-only
* PCAP_OPENFLAG_NOCAPTURE_LOCAL, and support additional capabilities.
*
* For opening a remote capture, pcap_open() is currently the only
* API available.
*/
PCAP_API pcap_t *pcap_open(const char *source, int snaplen, int flags,
int read_timeout, struct pcap_rmtauth *auth, char *errbuf);
PCAP_API int pcap_createsrcstr(char *source, int type, const char *host,
const char *port, const char *name, char *errbuf);
PCAP_API int pcap_parsesrcstr(const char *source, int *type, char *host,
char *port, char *name, char *errbuf);
/*
* This routine can scan a directory for savefiles, list local capture
* devices, or list capture devices on a remote machine running an RPCAP
* server.
*
* For scanning for savefiles, it can be used on both UN*X systems and
* Windows systems; for each directory entry it sees, it tries to open
* the file as a savefile using pcap_open_offline(), and only includes
* it in the list of files if the open succeeds, so it filters out
* files for which the user doesn't have read permission, as well as
* files that aren't valid savefiles readable by libpcap.
*
* For listing local capture devices, it's just a wrapper around
* pcap_findalldevs(); code using pcap_findalldevs() will work on more
* platforms than code using pcap_findalldevs_ex().
*
* For listing remote capture devices, pcap_findalldevs_ex() is currently
* the only API available.
*/
PCAP_API int pcap_findalldevs_ex(char *source, struct pcap_rmtauth *auth,
pcap_if_t **alldevs, char *errbuf);
/*
* Sampling methods.
*
* These allow pcap_loop(), pcap_dispatch(), pcap_next(), and pcap_next_ex()
* to see only a sample of packets, rather than all packets.
*
* Currently, they work only on Windows local captures.
*/
/*
* Specifies that no sampling is to be done on the current capture.
*
* In this case, no sampling algorithms are applied to the current capture.
*/
#define PCAP_SAMP_NOSAMP 0
/*
* Specifies that only 1 out of N packets must be returned to the user.
*
* In this case, the 'value' field of the 'pcap_samp' structure indicates the
* number of packets (minus 1) that must be discarded before one packet got
* accepted.
* In other words, if 'value = 10', the first packet is returned to the
* caller, while the following 9 are discarded.
*/
#define PCAP_SAMP_1_EVERY_N 1
/*
* Specifies that we have to return 1 packet every N milliseconds.
*
* In this case, the 'value' field of the 'pcap_samp' structure indicates
* the 'waiting time' in milliseconds before one packet got accepted.
* In other words, if 'value = 10', the first packet is returned to the
* caller; the next returned one will be the first packet that arrives
* when 10ms have elapsed.
*/
#define PCAP_SAMP_FIRST_AFTER_N_MS 2
/*
* This structure defines the information related to sampling.
*
* In case the sampling is requested, the capturing device should read
* only a subset of the packets coming from the source. The returned packets
* depend on the sampling parameters.
*
* WARNING: The sampling process is applied *after* the filtering process.
* In other words, packets are filtered first, then the sampling process
* selects a subset of the 'filtered' packets and it returns them to the
* caller.
*/
struct pcap_samp
{
/*
* Method used for sampling; see above.
*/
int method;
/*
* This value depends on the sampling method defined.
* For its meaning, see above.
*/
int value;
};
/*
* New functions.
*/
PCAP_API struct pcap_samp *pcap_setsampling(pcap_t *p);
/*
* RPCAP active mode.
*/
/* Maximum length of an host name (needed for the RPCAP active mode) */
#define RPCAP_HOSTLIST_SIZE 1024
/*
* Some minor differences between UN*X sockets and and Winsock sockets.
*/
#ifndef _WIN32
/*!
* \brief In Winsock, a socket handle is of type SOCKET; in UN*X, it's
* a file descriptor, and therefore a signed integer.
* We define SOCKET to be a signed integer on UN*X, so that it can
* be used on both platforms.
*/
#define SOCKET int
/*!
* \brief In Winsock, the error return if socket() fails is INVALID_SOCKET;
* in UN*X, it's -1.
* We define INVALID_SOCKET to be -1 on UN*X, so that it can be used on
* both platforms.
*/
#define INVALID_SOCKET -1
#endif
PCAP_API SOCKET pcap_remoteact_accept(const char *address, const char *port,
const char *hostlist, char *connectinghost,
struct pcap_rmtauth *auth, char *errbuf);
PCAP_API int pcap_remoteact_list(char *hostlist, char sep, int size,
char *errbuf);
PCAP_API int pcap_remoteact_close(const char *host, char *errbuf);
PCAP_API void pcap_remoteact_cleanup(void);
#ifdef __cplusplus
}
#endif
#endif /* lib_pcap_pcap_h */

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/*-
* Copyright (c) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
* The Regents of the University of California. All rights reserved.
*
* This code is derived from the Stanford/CMU enet packet filter,
* (net/enet.c) distributed as part of 4.3BSD, and code contributed
* to Berkeley by Steven McCanne and Van Jacobson both of Lawrence
* Berkeley Laboratory.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/*
* For captures on Linux cooked sockets, we construct a fake header
* that includes:
*
* a 2-byte "packet type" which is one of:
*
* LINUX_SLL_HOST packet was sent to us
* LINUX_SLL_BROADCAST packet was broadcast
* LINUX_SLL_MULTICAST packet was multicast
* LINUX_SLL_OTHERHOST packet was sent to somebody else
* LINUX_SLL_OUTGOING packet was sent *by* us;
*
* a 2-byte Ethernet protocol field;
*
* a 2-byte link-layer type;
*
* a 2-byte link-layer address length;
*
* an 8-byte source link-layer address, whose actual length is
* specified by the previous value.
*
* All fields except for the link-layer address are in network byte order.
*
* DO NOT change the layout of this structure, or change any of the
* LINUX_SLL_ values below. If you must change the link-layer header
* for a "cooked" Linux capture, introduce a new DLT_ type (ask
* "tcpdump-workers@lists.tcpdump.org" for one, so that you don't give it
* a value that collides with a value already being used), and use the
* new header in captures of that type, so that programs that can
* handle DLT_LINUX_SLL captures will continue to handle them correctly
* without any change, and so that capture files with different headers
* can be told apart and programs that read them can dissect the
* packets in them.
*/
#ifndef lib_pcap_sll_h
#define lib_pcap_sll_h
/*
* A DLT_LINUX_SLL fake link-layer header.
*/
#define SLL_HDR_LEN 16 /* total header length */
#define SLL_ADDRLEN 8 /* length of address field */
#include <pcap/pcap-inttypes.h>
struct sll_header {
uint16_t sll_pkttype; /* packet type */
uint16_t sll_hatype; /* link-layer address type */
uint16_t sll_halen; /* link-layer address length */
uint8_t sll_addr[SLL_ADDRLEN]; /* link-layer address */
uint16_t sll_protocol; /* protocol */
};
/*
* The LINUX_SLL_ values for "sll_pkttype"; these correspond to the
* PACKET_ values on Linux, but are defined here so that they're
* available even on systems other than Linux, and so that they
* don't change even if the PACKET_ values change.
*/
#define LINUX_SLL_HOST 0
#define LINUX_SLL_BROADCAST 1
#define LINUX_SLL_MULTICAST 2
#define LINUX_SLL_OTHERHOST 3
#define LINUX_SLL_OUTGOING 4
/*
* The LINUX_SLL_ values for "sll_protocol"; these correspond to the
* ETH_P_ values on Linux, but are defined here so that they're
* available even on systems other than Linux. We assume, for now,
* that the ETH_P_ values won't change in Linux; if they do, then:
*
* if we don't translate them in "pcap-linux.c", capture files
* won't necessarily be readable if captured on a system that
* defines ETH_P_ values that don't match these values;
*
* if we do translate them in "pcap-linux.c", that makes life
* unpleasant for the BPF code generator, as the values you test
* for in the kernel aren't the values that you test for when
* reading a capture file, so the fixup code run on BPF programs
* handed to the kernel ends up having to do more work.
*
* Add other values here as necessary, for handling packet types that
* might show up on non-Ethernet, non-802.x networks. (Not all the ones
* in the Linux "if_ether.h" will, I suspect, actually show up in
* captures.)
*/
#define LINUX_SLL_P_802_3 0x0001 /* Novell 802.3 frames without 802.2 LLC header */
#define LINUX_SLL_P_802_2 0x0004 /* 802.2 frames (not D/I/X Ethernet) */
#define LINUX_SLL_P_CAN 0x000C /* CAN frames, with SocketCAN pseudo-headers */
#define LINUX_SLL_P_CANFD 0x000D /* CAN FD frames, with SocketCAN pseudo-headers */
#endif

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src/frontend/qt_sdl/pcap/usb.h
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/*
* Copyright (c) 2006 Paolo Abeni (Italy)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Basic USB data struct
* By Paolo Abeni <paolo.abeni@email.it>
*/
#ifndef lib_pcap_usb_h
#define lib_pcap_usb_h
#include <pcap/pcap-inttypes.h>
/*
* possible transfer mode
*/
#define URB_TRANSFER_IN 0x80
#define URB_ISOCHRONOUS 0x0
#define URB_INTERRUPT 0x1
#define URB_CONTROL 0x2
#define URB_BULK 0x3
/*
* possible event type
*/
#define URB_SUBMIT 'S'
#define URB_COMPLETE 'C'
#define URB_ERROR 'E'
/*
* USB setup header as defined in USB specification.
* Appears at the front of each Control S-type packet in DLT_USB captures.
*/
typedef struct _usb_setup {
uint8_t bmRequestType;
uint8_t bRequest;
uint16_t wValue;
uint16_t wIndex;
uint16_t wLength;
} pcap_usb_setup;
/*
* Information from the URB for Isochronous transfers.
*/
typedef struct _iso_rec {
int32_t error_count;
int32_t numdesc;
} iso_rec;
/*
* Header prepended by linux kernel to each event.
* Appears at the front of each packet in DLT_USB_LINUX captures.
*/
typedef struct _usb_header {
uint64_t id;
uint8_t event_type;
uint8_t transfer_type;
uint8_t endpoint_number;
uint8_t device_address;
uint16_t bus_id;
char setup_flag;/*if !=0 the urb setup header is not present*/
char data_flag; /*if !=0 no urb data is present*/
int64_t ts_sec;
int32_t ts_usec;
int32_t status;
uint32_t urb_len;
uint32_t data_len; /* amount of urb data really present in this event*/
pcap_usb_setup setup;
} pcap_usb_header;
/*
* Header prepended by linux kernel to each event for the 2.6.31
* and later kernels; for the 2.6.21 through 2.6.30 kernels, the
* "iso_rec" information, and the fields starting with "interval"
* are zeroed-out padding fields.
*
* Appears at the front of each packet in DLT_USB_LINUX_MMAPPED captures.
*/
typedef struct _usb_header_mmapped {
uint64_t id;
uint8_t event_type;
uint8_t transfer_type;
uint8_t endpoint_number;
uint8_t device_address;
uint16_t bus_id;
char setup_flag;/*if !=0 the urb setup header is not present*/
char data_flag; /*if !=0 no urb data is present*/
int64_t ts_sec;
int32_t ts_usec;
int32_t status;
uint32_t urb_len;
uint32_t data_len; /* amount of urb data really present in this event*/
union {
pcap_usb_setup setup;
iso_rec iso;
} s;
int32_t interval; /* for Interrupt and Isochronous events */
int32_t start_frame; /* for Isochronous events */
uint32_t xfer_flags; /* copy of URB's transfer flags */
uint32_t ndesc; /* number of isochronous descriptors */
} pcap_usb_header_mmapped;
/*
* Isochronous descriptors; for isochronous transfers there might be
* one or more of these at the beginning of the packet data. The
* number of descriptors is given by the "ndesc" field in the header;
* as indicated, in older kernels that don't put the descriptors at
* the beginning of the packet, that field is zeroed out, so that field
* can be trusted even in captures from older kernels.
*/
typedef struct _usb_isodesc {
int32_t status;
uint32_t offset;
uint32_t len;
uint8_t pad[4];
} usb_isodesc;
#endif

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/*-
* Copyright (c) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef lib_pcap_vlan_h
#define lib_pcap_vlan_h
#include <pcap/pcap-inttypes.h>
struct vlan_tag {
uint16_t vlan_tpid; /* ETH_P_8021Q */
uint16_t vlan_tci; /* VLAN TCI */
};
#define VLAN_TAG_LEN 4
#endif