gem5/dev/etherdump.cc
Steve Reinhardt 25693e9e69 Make include paths explicit and update makefile accordingly.
arch/alpha/alpha_memory.cc:
arch/alpha/alpha_memory.hh:
arch/alpha/arguments.cc:
arch/alpha/arguments.hh:
arch/alpha/ev5.cc:
arch/alpha/ev5.hh:
arch/alpha/fake_syscall.cc:
arch/alpha/faults.cc:
arch/alpha/isa_desc:
arch/alpha/isa_traits.hh:
arch/alpha/osfpal.cc:
arch/alpha/vtophys.cc:
arch/alpha/vtophys.hh:
base/circlebuf.cc:
base/compression/lzss_compression.cc:
base/compression/lzss_compression.hh:
base/cprintf.cc:
base/cprintf.hh:
base/fast_alloc.cc:
base/fifo_buffer.cc:
base/fifo_buffer.hh:
base/hashmap.hh:
base/hostinfo.cc:
base/hostinfo.hh:
base/hybrid_pred.cc:
base/hybrid_pred.hh:
base/inet.cc:
base/inet.hh:
base/inifile.cc:
base/inifile.hh:
base/intmath.cc:
base/loader/aout_object.cc:
base/loader/aout_object.hh:
base/loader/ecoff_object.cc:
base/loader/ecoff_object.hh:
base/loader/elf_object.cc:
base/loader/elf_object.hh:
base/loader/exec_aout.h:
base/loader/exec_ecoff.h:
base/loader/object_file.cc:
base/loader/object_file.hh:
base/loader/symtab.cc:
base/loader/symtab.hh:
base/misc.cc:
base/misc.hh:
base/pollevent.cc:
base/pollevent.hh:
base/random.cc:
base/random.hh:
base/range.hh:
base/remote_gdb.cc:
base/remote_gdb.hh:
base/res_list.hh:
base/sat_counter.cc:
base/sat_counter.hh:
base/sched_list.hh:
base/socket.cc:
base/statistics.cc:
base/statistics.hh:
base/str.cc:
base/trace.cc:
base/trace.hh:
cpu/base_cpu.cc:
cpu/base_cpu.hh:
cpu/exec_context.cc:
cpu/exec_context.hh:
cpu/exetrace.cc:
cpu/exetrace.hh:
cpu/intr_control.cc:
cpu/intr_control.hh:
cpu/memtest/memtest.cc:
cpu/memtest/memtest.hh:
cpu/pc_event.cc:
cpu/pc_event.hh:
cpu/simple_cpu/simple_cpu.cc:
cpu/simple_cpu/simple_cpu.hh:
cpu/static_inst.cc:
cpu/static_inst.hh:
dev/alpha_console.cc:
dev/alpha_console.hh:
dev/console.cc:
dev/console.hh:
dev/disk_image.cc:
dev/disk_image.hh:
dev/etherbus.cc:
dev/etherbus.hh:
dev/etherdump.cc:
dev/etherdump.hh:
dev/etherint.cc:
dev/etherint.hh:
dev/etherlink.cc:
dev/etherlink.hh:
dev/etherpkt.hh:
dev/ethertap.cc:
dev/ethertap.hh:
dev/simple_disk.cc:
dev/simple_disk.hh:
kern/tru64/tru64_syscalls.cc:
kern/tru64/tru64_syscalls.hh:
sim/debug.cc:
sim/eventq.cc:
sim/eventq.hh:
sim/main.cc:
sim/param.cc:
sim/param.hh:
sim/prog.cc:
sim/prog.hh:
sim/serialize.cc:
sim/serialize.hh:
sim/sim_events.cc:
sim/sim_events.hh:
sim/sim_object.cc:
sim/sim_object.hh:
sim/sim_time.cc:
sim/system.cc:
sim/system.hh:
sim/universe.cc:
test/circletest.cc:
test/cprintftest.cc:
test/initest.cc:
test/nmtest.cc:
test/offtest.cc:
test/paramtest.cc:
test/rangetest.cc:
test/stattest.cc:
test/strnumtest.cc:
test/symtest.cc:
test/tokentest.cc:
test/tracetest.cc:
util/tap/tap.cc:
    Make include paths explicit.

--HG--
extra : convert_revision : 941cbdc591fd4d3d1d9f095cd58fc23dd2d73840
2003-10-10 11:09:00 -07:00

138 lines
4.2 KiB
C++

/*
* Copyright (c) 2003 The Regents of The University of Michigan
* 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;
* neither the name of the copyright holders 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.
*/
/* @file
* Simple object for creating a simple pcap style packet trace
*/
#include <sys/time.h>
#include <string>
#include "sim/universe.hh"
#include "dev/etherdump.hh"
#include "sim/universe.hh"
using std::string;
EtherDump::EtherDump(const string &name, const string &file)
: SimObject(name)
{
if (!file.empty()) {
stream.open(file.c_str());
if (stream.is_open())
init();
}
}
#define DLT_EN10MB 1 // Ethernet (10Mb)
#define TCPDUMP_MAGIC 0xa1b2c3d4
#define PCAP_VERSION_MAJOR 2
#define PCAP_VERSION_MINOR 4
struct pcap_file_header {
uint32_t magic;
uint16_t version_major;
uint16_t version_minor;
int32_t thiszone; // gmt to local correction
uint32_t sigfigs; // accuracy of timestamps
uint32_t snaplen; // max length saved portion of each pkt
uint32_t linktype; // data link type (DLT_*)
};
struct pcap_pkthdr {
struct timeval ts; // time stamp
uint32_t caplen; // length of portion present
uint32_t len; // length this packet (off wire)
};
void
EtherDump::init()
{
curtime = time(NULL);
s_freq = ticksPerSecond;
us_freq = ticksPerSecond / ULL(1000000);
struct pcap_file_header hdr;
hdr.magic = TCPDUMP_MAGIC;
hdr.version_major = PCAP_VERSION_MAJOR;
hdr.version_minor = PCAP_VERSION_MINOR;
hdr.thiszone = -5 * 3600;
hdr.snaplen = 1500;
hdr.sigfigs = 0;
hdr.linktype = DLT_EN10MB;
stream.write(reinterpret_cast<char *>(&hdr), sizeof(hdr));
/*
* output an empty packet with the current time so that we know
* when the simulation began. This allows us to correlate packets
* to sim_cycles.
*/
pcap_pkthdr pkthdr;
pkthdr.ts.tv_sec = curtime;
pkthdr.ts.tv_usec = 0;
pkthdr.caplen = 0;
pkthdr.len = 0;
stream.write(reinterpret_cast<char *>(&pkthdr), sizeof(pkthdr));
stream.flush();
}
void
EtherDump::dumpPacket(PacketPtr packet)
{
pcap_pkthdr pkthdr;
pkthdr.ts.tv_sec = curtime + (curTick / s_freq);
pkthdr.ts.tv_usec = (curTick / us_freq) % ULL(1000000);
pkthdr.caplen = packet->length;
pkthdr.len = packet->length;
stream.write(reinterpret_cast<char *>(&pkthdr), sizeof(pkthdr));
stream.write(reinterpret_cast<char *>(packet->data), packet->length);
stream.flush();
}
BEGIN_DECLARE_SIM_OBJECT_PARAMS(EtherDump)
Param<string> file;
END_DECLARE_SIM_OBJECT_PARAMS(EtherDump)
BEGIN_INIT_SIM_OBJECT_PARAMS(EtherDump)
INIT_PARAM_DFLT(file, "file to dump packets to", "")
END_INIT_SIM_OBJECT_PARAMS(EtherDump)
CREATE_SIM_OBJECT(EtherDump)
{
return new EtherDump(getInstanceName(), file);
}
REGISTER_SIM_OBJECT("EtherDump", EtherDump)