Update copyright dates and author list SConscript: arch/alpha/alpha_linux_process.cc: arch/alpha/alpha_linux_process.hh: arch/alpha/alpha_memory.cc: arch/alpha/alpha_memory.hh: arch/alpha/alpha_tru64_process.cc: arch/alpha/alpha_tru64_process.hh: arch/alpha/aout_machdep.h: arch/alpha/arguments.cc: arch/alpha/arguments.hh: arch/alpha/ev5.cc: arch/alpha/ev5.hh: arch/alpha/faults.cc: arch/alpha/faults.hh: arch/alpha/isa_desc: arch/alpha/isa_traits.hh: arch/alpha/osfpal.cc: arch/alpha/osfpal.hh: arch/alpha/pseudo_inst.cc: arch/alpha/pseudo_inst.hh: arch/alpha/vptr.hh: arch/alpha/vtophys.cc: arch/alpha/vtophys.hh: base/bitfield.hh: base/callback.hh: base/circlebuf.cc: base/circlebuf.hh: base/cprintf.cc: base/cprintf.hh: base/cprintf_formats.hh: base/crc.hh: base/date.cc: base/dbl_list.hh: base/endian.hh: base/fast_alloc.cc: base/fast_alloc.hh: 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/intmath.hh: base/match.cc: base/match.hh: base/misc.cc: base/misc.hh: base/mod_num.hh: base/mysql.cc: base/mysql.hh: base/output.cc: base/output.hh: base/pollevent.cc: base/pollevent.hh: base/predictor.hh: base/random.cc: base/random.hh: base/range.cc: base/range.hh: base/refcnt.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/socket.hh: base/statistics.cc: base/statistics.hh: base/compression/lzss_compression.cc: base/compression/lzss_compression.hh: base/compression/null_compression.hh: 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/object_file.cc: base/loader/object_file.hh: base/loader/symtab.cc: base/loader/symtab.hh: base/stats/events.cc: base/stats/events.hh: base/stats/flags.hh: base/stats/mysql.cc: base/stats/mysql.hh: base/stats/mysql_run.hh: base/stats/output.hh: base/stats/statdb.cc: base/stats/statdb.hh: base/stats/text.cc: base/stats/text.hh: base/stats/types.hh: base/stats/visit.cc: base/stats/visit.hh: base/str.cc: base/str.hh: base/time.cc: base/time.hh: base/timebuf.hh: base/trace.cc: base/trace.hh: base/userinfo.cc: base/userinfo.hh: build/SConstruct: cpu/base.cc: cpu/base.hh: cpu/base_dyn_inst.cc: cpu/base_dyn_inst.hh: cpu/exec_context.cc: cpu/exec_context.hh: cpu/exetrace.cc: cpu/exetrace.hh: cpu/inst_seq.hh: cpu/intr_control.cc: cpu/intr_control.hh: cpu/memtest/memtest.cc: cpu/pc_event.cc: cpu/pc_event.hh: cpu/smt.hh: cpu/static_inst.cc: cpu/static_inst.hh: cpu/memtest/memtest.hh: cpu/o3/sat_counter.cc: cpu/o3/sat_counter.hh: cpu/ozone/cpu.hh: cpu/simple/cpu.cc: cpu/simple/cpu.hh: cpu/trace/opt_cpu.cc: cpu/trace/opt_cpu.hh: cpu/trace/reader/ibm_reader.cc: cpu/trace/reader/ibm_reader.hh: cpu/trace/reader/itx_reader.cc: cpu/trace/reader/itx_reader.hh: cpu/trace/reader/m5_reader.cc: cpu/trace/reader/m5_reader.hh: cpu/trace/reader/mem_trace_reader.cc: cpu/trace/reader/mem_trace_reader.hh: cpu/trace/trace_cpu.cc: cpu/trace/trace_cpu.hh: dev/alpha_access.h: dev/alpha_console.cc: dev/alpha_console.hh: dev/baddev.cc: dev/baddev.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.cc: dev/etherpkt.hh: dev/ethertap.cc: dev/ethertap.hh: dev/ide_ctrl.cc: dev/ide_ctrl.hh: dev/ide_disk.cc: dev/ide_disk.hh: dev/io_device.cc: dev/io_device.hh: dev/ns_gige.cc: dev/ns_gige.hh: dev/ns_gige_reg.h: dev/pciconfigall.cc: dev/pciconfigall.hh: dev/pcidev.cc: dev/pcidev.hh: dev/pcireg.h: dev/pktfifo.cc: dev/pktfifo.hh: dev/platform.cc: dev/platform.hh: dev/simconsole.cc: dev/simconsole.hh: dev/simple_disk.cc: dev/simple_disk.hh: dev/sinic.cc: dev/sinic.hh: dev/sinicreg.hh: dev/tsunami.cc: dev/tsunami.hh: dev/tsunami_cchip.cc: dev/tsunami_cchip.hh: dev/tsunami_io.cc: dev/tsunami_io.hh: dev/tsunami_pchip.cc: dev/tsunami_pchip.hh: dev/tsunamireg.h: dev/uart.cc: dev/uart.hh: dev/uart8250.cc: dev/uart8250.hh: docs/stl.hh: encumbered/cpu/full/op_class.hh: kern/kernel_stats.cc: kern/kernel_stats.hh: kern/linux/linux.hh: kern/linux/linux_syscalls.cc: kern/linux/linux_syscalls.hh: kern/linux/linux_system.cc: kern/linux/linux_system.hh: kern/linux/linux_threadinfo.hh: kern/linux/printk.cc: kern/linux/printk.hh: kern/system_events.cc: kern/system_events.hh: kern/tru64/dump_mbuf.cc: kern/tru64/dump_mbuf.hh: kern/tru64/mbuf.hh: kern/tru64/printf.cc: kern/tru64/printf.hh: kern/tru64/tru64.hh: kern/tru64/tru64_events.cc: kern/tru64/tru64_events.hh: kern/tru64/tru64_syscalls.cc: kern/tru64/tru64_syscalls.hh: kern/tru64/tru64_system.cc: kern/tru64/tru64_system.hh: python/SConscript: python/m5/__init__.py: python/m5/config.py: python/m5/convert.py: python/m5/multidict.py: python/m5/smartdict.py: sim/async.hh: sim/builder.cc: sim/builder.hh: sim/debug.cc: sim/debug.hh: sim/eventq.cc: sim/eventq.hh: sim/host.hh: sim/main.cc: sim/param.cc: sim/param.hh: sim/process.cc: sim/process.hh: sim/root.cc: sim/serialize.cc: sim/serialize.hh: sim/sim_events.cc: sim/sim_events.hh: sim/sim_exit.hh: sim/sim_object.cc: sim/sim_object.hh: sim/startup.cc: sim/startup.hh: sim/stat_control.cc: sim/stat_control.hh: sim/stats.hh: sim/syscall_emul.cc: sim/syscall_emul.hh: sim/system.cc: sim/system.hh: test/bitvectest.cc: test/circletest.cc: test/cprintftest.cc: test/genini.py: test/initest.cc: test/lru_test.cc: test/nmtest.cc: test/offtest.cc: test/paramtest.cc: test/rangetest.cc: test/sized_test.cc: test/stattest.cc: test/strnumtest.cc: test/symtest.cc: test/tokentest.cc: test/tracetest.cc: util/ccdrv/devtime.c: util/m5/m5.c: util/oprofile-top.py: util/rundiff: util/m5/m5op.h: util/m5/m5op.s: util/stats/db.py: util/stats/dbinit.py: util/stats/display.py: util/stats/info.py: util/stats/print.py: util/stats/stats.py: util/tap/tap.cc: Update copyright dates and author list --HG-- extra : convert_revision : 0faba08fc0fc0146f1efb7f61e4b043c020ff9e4
407 lines
13 KiB
C++
407 lines
13 KiB
C++
/*
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* Copyright (c) 2002-2005 The Regents of The University of Michigan
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer;
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* redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution;
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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __BASE_INET_HH__
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#define __BASE_INET_HH__
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#include <iosfwd>
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#include <string>
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#include <utility>
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#include <vector>
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#include "base/range.hh"
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#include "dev/etherpkt.hh"
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#include "sim/host.hh"
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#include "dnet/os.h"
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#include "dnet/eth.h"
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#include "dnet/ip.h"
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#include "dnet/ip6.h"
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#include "dnet/addr.h"
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#include "dnet/arp.h"
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#include "dnet/icmp.h"
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#include "dnet/tcp.h"
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#include "dnet/udp.h"
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#include "dnet/intf.h"
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#include "dnet/route.h"
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#include "dnet/fw.h"
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#include "dnet/blob.h"
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#include "dnet/rand.h"
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namespace Net {
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/*
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* Ethernet Stuff
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*/
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struct EthAddr : protected eth_addr
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{
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protected:
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void parse(const std::string &addr);
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public:
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EthAddr();
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EthAddr(const uint8_t ea[ETH_ADDR_LEN]);
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EthAddr(const eth_addr &ea);
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EthAddr(const std::string &addr);
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const EthAddr &operator=(const eth_addr &ea);
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const EthAddr &operator=(const std::string &addr);
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int size() const { return sizeof(eth_addr); }
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const uint8_t *bytes() const { return &data[0]; }
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uint8_t *bytes() { return &data[0]; }
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const uint8_t *addr() const { return &data[0]; }
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bool unicast() const { return data[0] == 0x00; }
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bool multicast() const { return data[0] == 0x01; }
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bool broadcast() const { return data[0] == 0xff; }
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std::string string() const;
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operator uint64_t() const
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{
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uint64_t reg = 0;
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reg |= ((uint64_t)data[0]) << 40;
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reg |= ((uint64_t)data[1]) << 32;
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reg |= ((uint64_t)data[2]) << 24;
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reg |= ((uint64_t)data[3]) << 16;
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reg |= ((uint64_t)data[4]) << 8;
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reg |= ((uint64_t)data[5]) << 0;
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return reg;
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}
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};
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std::ostream &operator<<(std::ostream &stream, const EthAddr &ea);
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bool operator==(const EthAddr &left, const EthAddr &right);
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struct EthHdr : public eth_hdr
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{
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uint16_t type() const { return ntohs(eth_type); }
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const EthAddr &src() const { return *(EthAddr *)ð_src; }
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const EthAddr &dst() const { return *(EthAddr *)ð_dst; }
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int size() const { return sizeof(eth_hdr); }
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const uint8_t *bytes() const { return (const uint8_t *)this; }
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const uint8_t *payload() const { return bytes() + size(); }
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uint8_t *bytes() { return (uint8_t *)this; }
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uint8_t *payload() { return bytes() + size(); }
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};
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class EthPtr
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{
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protected:
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friend class IpPtr;
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PacketPtr p;
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public:
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EthPtr() {}
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EthPtr(const PacketPtr &ptr) : p(ptr) { }
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EthHdr *operator->() { return (EthHdr *)p->data; }
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EthHdr &operator*() { return *(EthHdr *)p->data; }
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operator EthHdr *() { return (EthHdr *)p->data; }
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const EthHdr *operator->() const { return (const EthHdr *)p->data; }
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const EthHdr &operator*() const { return *(const EthHdr *)p->data; }
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operator const EthHdr *() const { return (const EthHdr *)p->data; }
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const EthPtr &operator=(const PacketPtr &ptr) { p = ptr; return *this; }
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const PacketPtr packet() const { return p; }
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PacketPtr packet() { return p; }
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bool operator!() const { return !p; }
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operator bool() const { return p; }
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};
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/*
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* IP Stuff
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*/
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struct IpOpt;
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struct IpHdr : public ip_hdr
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{
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uint8_t version() const { return ip_v; }
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uint8_t hlen() const { return ip_hl * 4; }
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uint8_t tos() const { return ip_tos; }
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uint16_t len() const { return ntohs(ip_len); }
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uint16_t id() const { return ntohs(ip_id); }
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uint16_t frag_flags() const { return ntohs(ip_off) >> 13; }
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uint16_t frag_off() const { return ntohs(ip_off) & 0x1fff; }
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uint8_t ttl() const { return ip_ttl; }
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uint8_t proto() const { return ip_p; }
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uint16_t sum() const { return ip_sum; }
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uint32_t src() const { return ntohl(ip_src); }
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uint32_t dst() const { return ntohl(ip_dst); }
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void sum(uint16_t sum) { ip_sum = sum; }
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bool options(std::vector<const IpOpt *> &vec) const;
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int size() const { return hlen(); }
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const uint8_t *bytes() const { return (const uint8_t *)this; }
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const uint8_t *payload() const { return bytes() + size(); }
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uint8_t *bytes() { return (uint8_t *)this; }
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uint8_t *payload() { return bytes() + size(); }
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};
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class IpPtr
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{
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protected:
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friend class TcpPtr;
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friend class UdpPtr;
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PacketPtr p;
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const IpHdr *h() const
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{ return (const IpHdr *)(p->data + sizeof(eth_hdr)); }
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IpHdr *h() { return (IpHdr *)(p->data + sizeof(eth_hdr)); }
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void set(const PacketPtr &ptr)
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{
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EthHdr *eth = (EthHdr *)ptr->data;
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if (eth->type() == ETH_TYPE_IP)
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p = ptr;
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else
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p = 0;
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}
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public:
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IpPtr() {}
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IpPtr(const PacketPtr &ptr) { set(ptr); }
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IpPtr(const EthPtr &ptr) { set(ptr.p); }
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IpPtr(const IpPtr &ptr) : p(ptr.p) { }
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IpHdr *operator->() { return h(); }
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IpHdr &operator*() { return *h(); }
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operator IpHdr *() { return h(); }
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const IpHdr *operator->() const { return h(); }
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const IpHdr &operator*() const { return *h(); }
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operator const IpHdr *() const { return h(); }
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const IpPtr &operator=(const PacketPtr &ptr) { set(ptr); return *this; }
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const IpPtr &operator=(const EthPtr &ptr) { set(ptr.p); return *this; }
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const IpPtr &operator=(const IpPtr &ptr) { p = ptr.p; return *this; }
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const PacketPtr packet() const { return p; }
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PacketPtr packet() { return p; }
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bool operator!() const { return !p; }
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operator bool() const { return p; }
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operator bool() { return p; }
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};
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uint16_t cksum(const IpPtr &ptr);
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struct IpOpt : public ip_opt
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{
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uint8_t type() const { return opt_type; }
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uint8_t typeNumber() const { return IP_OPT_NUMBER(opt_type); }
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uint8_t typeClass() const { return IP_OPT_CLASS(opt_type); }
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uint8_t typeCopied() const { return IP_OPT_COPIED(opt_type); }
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uint8_t len() const { return IP_OPT_TYPEONLY(type()) ? 1 : opt_len; }
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bool isNumber(int num) const { return typeNumber() == IP_OPT_NUMBER(num); }
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bool isClass(int cls) const { return typeClass() == IP_OPT_CLASS(cls); }
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bool isCopied(int cpy) const { return typeCopied() == IP_OPT_COPIED(cpy); }
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const uint8_t *data() const { return opt_data.data8; }
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void sec(ip_opt_data_sec &sec) const;
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void lsrr(ip_opt_data_rr &rr) const;
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void ssrr(ip_opt_data_rr &rr) const;
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void ts(ip_opt_data_ts &ts) const;
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uint16_t satid() const { return ntohs(opt_data.satid); }
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uint16_t mtup() const { return ntohs(opt_data.mtu); }
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uint16_t mtur() const { return ntohs(opt_data.mtu); }
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void tr(ip_opt_data_tr &tr) const;
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const uint32_t *addext() const { return &opt_data.addext[0]; }
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uint16_t rtralt() const { return ntohs(opt_data.rtralt); }
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void sdb(std::vector<uint32_t> &vec) const;
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};
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/*
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* TCP Stuff
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*/
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struct TcpOpt;
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struct TcpHdr : public tcp_hdr
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{
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uint16_t sport() const { return ntohs(th_sport); }
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uint16_t dport() const { return ntohs(th_dport); }
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uint32_t seq() const { return ntohl(th_seq); }
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uint32_t ack() const { return ntohl(th_ack); }
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uint8_t off() const { return th_off; }
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uint8_t flags() const { return th_flags & 0x3f; }
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uint16_t win() const { return ntohs(th_win); }
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uint16_t sum() const { return th_sum; }
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uint16_t urp() const { return ntohs(th_urp); }
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void sum(uint16_t sum) { th_sum = sum; }
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bool options(std::vector<const TcpOpt *> &vec) const;
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int size() const { return off(); }
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const uint8_t *bytes() const { return (const uint8_t *)this; }
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const uint8_t *payload() const { return bytes() + size(); }
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uint8_t *bytes() { return (uint8_t *)this; }
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uint8_t *payload() { return bytes() + size(); }
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};
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class TcpPtr
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{
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protected:
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PacketPtr p;
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int off;
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const TcpHdr *h() const { return (const TcpHdr *)(p->data + off); }
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TcpHdr *h() { return (TcpHdr *)(p->data + off); }
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void set(const PacketPtr &ptr, int offset) { p = ptr; off = offset; }
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void set(const IpPtr &ptr)
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{
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if (ptr->proto() == IP_PROTO_TCP)
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set(ptr.p, sizeof(eth_hdr) + ptr->hlen());
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else
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set(0, 0);
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}
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public:
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TcpPtr() {}
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TcpPtr(const IpPtr &ptr) { set(ptr); }
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TcpPtr(const TcpPtr &ptr) : p(ptr.p), off(ptr.off) {}
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TcpHdr *operator->() { return h(); }
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TcpHdr &operator*() { return *h(); }
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operator TcpHdr *() { return h(); }
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const TcpHdr *operator->() const { return h(); }
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const TcpHdr &operator*() const { return *h(); }
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operator const TcpHdr *() const { return h(); }
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const TcpPtr &operator=(const IpPtr &i) { set(i); return *this; }
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const TcpPtr &operator=(const TcpPtr &t) { set(t.p, t.off); return *this; }
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const PacketPtr packet() const { return p; }
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PacketPtr packet() { return p; }
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bool operator!() const { return !p; }
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operator bool() const { return p; }
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operator bool() { return p; }
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};
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uint16_t cksum(const TcpPtr &ptr);
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typedef Range<uint16_t> SackRange;
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struct TcpOpt : public tcp_opt
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{
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uint8_t type() const { return opt_type; }
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uint8_t len() const { return TCP_OPT_TYPEONLY(type()) ? 1 : opt_len; }
|
|
|
|
bool isopt(int opt) const { return type() == opt; }
|
|
|
|
const uint8_t *data() const { return opt_data.data8; }
|
|
|
|
uint16_t mss() const { return ntohs(opt_data.mss); }
|
|
uint8_t wscale() const { return opt_data.wscale; }
|
|
bool sack(std::vector<SackRange> &vec) const;
|
|
uint32_t echo() const { return ntohl(opt_data.echo); }
|
|
uint32_t tsval() const { return ntohl(opt_data.timestamp[0]); }
|
|
uint32_t tsecr() const { return ntohl(opt_data.timestamp[1]); }
|
|
uint32_t cc() const { return ntohl(opt_data.cc); }
|
|
uint8_t cksum() const{ return opt_data.cksum; }
|
|
const uint8_t *md5() const { return opt_data.md5; }
|
|
|
|
int size() const { return len(); }
|
|
const uint8_t *bytes() const { return (const uint8_t *)this; }
|
|
const uint8_t *payload() const { return bytes() + size(); }
|
|
uint8_t *bytes() { return (uint8_t *)this; }
|
|
uint8_t *payload() { return bytes() + size(); }
|
|
};
|
|
|
|
/*
|
|
* UDP Stuff
|
|
*/
|
|
struct UdpHdr : public udp_hdr
|
|
{
|
|
uint16_t sport() const { return ntohs(uh_sport); }
|
|
uint16_t dport() const { return ntohs(uh_dport); }
|
|
uint16_t len() const { return ntohs(uh_ulen); }
|
|
uint16_t sum() const { return uh_sum; }
|
|
|
|
void sum(uint16_t sum) { uh_sum = sum; }
|
|
|
|
int size() const { return sizeof(udp_hdr); }
|
|
const uint8_t *bytes() const { return (const uint8_t *)this; }
|
|
const uint8_t *payload() const { return bytes() + size(); }
|
|
uint8_t *bytes() { return (uint8_t *)this; }
|
|
uint8_t *payload() { return bytes() + size(); }
|
|
};
|
|
|
|
class UdpPtr
|
|
{
|
|
protected:
|
|
PacketPtr p;
|
|
int off;
|
|
|
|
const UdpHdr *h() const { return (const UdpHdr *)(p->data + off); }
|
|
UdpHdr *h() { return (UdpHdr *)(p->data + off); }
|
|
|
|
void set(const PacketPtr &ptr, int offset) { p = ptr; off = offset; }
|
|
void set(const IpPtr &ptr)
|
|
{
|
|
if (ptr->proto() == IP_PROTO_UDP)
|
|
set(ptr.p, sizeof(eth_hdr) + ptr->hlen());
|
|
else
|
|
set(0, 0);
|
|
}
|
|
|
|
public:
|
|
UdpPtr() {}
|
|
UdpPtr(const IpPtr &ptr) { set(ptr); }
|
|
UdpPtr(const UdpPtr &ptr) : p(ptr.p), off(ptr.off) {}
|
|
|
|
UdpHdr *operator->() { return h(); }
|
|
UdpHdr &operator*() { return *h(); }
|
|
operator UdpHdr *() { return h(); }
|
|
|
|
const UdpHdr *operator->() const { return h(); }
|
|
const UdpHdr &operator*() const { return *h(); }
|
|
operator const UdpHdr *() const { return h(); }
|
|
|
|
const UdpPtr &operator=(const IpPtr &i) { set(i); return *this; }
|
|
const UdpPtr &operator=(const UdpPtr &t) { set(t.p, t.off); return *this; }
|
|
|
|
const PacketPtr packet() const { return p; }
|
|
PacketPtr packet() { return p; }
|
|
bool operator!() const { return !p; }
|
|
operator bool() const { return p; }
|
|
operator bool() { return p; }
|
|
};
|
|
|
|
uint16_t cksum(const UdpPtr &ptr);
|
|
|
|
/* namespace Net */ }
|
|
|
|
#endif // __BASE_INET_HH__
|