gem5/base/inet.hh
Steve Reinhardt ad8b9636f8 Many files:
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
2005-06-05 05:16:00 -04:00

407 lines
13 KiB
C++

/*
* Copyright (c) 2002-2005 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.
*/
#ifndef __BASE_INET_HH__
#define __BASE_INET_HH__
#include <iosfwd>
#include <string>
#include <utility>
#include <vector>
#include "base/range.hh"
#include "dev/etherpkt.hh"
#include "sim/host.hh"
#include "dnet/os.h"
#include "dnet/eth.h"
#include "dnet/ip.h"
#include "dnet/ip6.h"
#include "dnet/addr.h"
#include "dnet/arp.h"
#include "dnet/icmp.h"
#include "dnet/tcp.h"
#include "dnet/udp.h"
#include "dnet/intf.h"
#include "dnet/route.h"
#include "dnet/fw.h"
#include "dnet/blob.h"
#include "dnet/rand.h"
namespace Net {
/*
* Ethernet Stuff
*/
struct EthAddr : protected eth_addr
{
protected:
void parse(const std::string &addr);
public:
EthAddr();
EthAddr(const uint8_t ea[ETH_ADDR_LEN]);
EthAddr(const eth_addr &ea);
EthAddr(const std::string &addr);
const EthAddr &operator=(const eth_addr &ea);
const EthAddr &operator=(const std::string &addr);
int size() const { return sizeof(eth_addr); }
const uint8_t *bytes() const { return &data[0]; }
uint8_t *bytes() { return &data[0]; }
const uint8_t *addr() const { return &data[0]; }
bool unicast() const { return data[0] == 0x00; }
bool multicast() const { return data[0] == 0x01; }
bool broadcast() const { return data[0] == 0xff; }
std::string string() const;
operator uint64_t() const
{
uint64_t reg = 0;
reg |= ((uint64_t)data[0]) << 40;
reg |= ((uint64_t)data[1]) << 32;
reg |= ((uint64_t)data[2]) << 24;
reg |= ((uint64_t)data[3]) << 16;
reg |= ((uint64_t)data[4]) << 8;
reg |= ((uint64_t)data[5]) << 0;
return reg;
}
};
std::ostream &operator<<(std::ostream &stream, const EthAddr &ea);
bool operator==(const EthAddr &left, const EthAddr &right);
struct EthHdr : public eth_hdr
{
uint16_t type() const { return ntohs(eth_type); }
const EthAddr &src() const { return *(EthAddr *)&eth_src; }
const EthAddr &dst() const { return *(EthAddr *)&eth_dst; }
int size() const { return sizeof(eth_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 EthPtr
{
protected:
friend class IpPtr;
PacketPtr p;
public:
EthPtr() {}
EthPtr(const PacketPtr &ptr) : p(ptr) { }
EthHdr *operator->() { return (EthHdr *)p->data; }
EthHdr &operator*() { return *(EthHdr *)p->data; }
operator EthHdr *() { return (EthHdr *)p->data; }
const EthHdr *operator->() const { return (const EthHdr *)p->data; }
const EthHdr &operator*() const { return *(const EthHdr *)p->data; }
operator const EthHdr *() const { return (const EthHdr *)p->data; }
const EthPtr &operator=(const PacketPtr &ptr) { p = ptr; return *this; }
const PacketPtr packet() const { return p; }
PacketPtr packet() { return p; }
bool operator!() const { return !p; }
operator bool() const { return p; }
};
/*
* IP Stuff
*/
struct IpOpt;
struct IpHdr : public ip_hdr
{
uint8_t version() const { return ip_v; }
uint8_t hlen() const { return ip_hl * 4; }
uint8_t tos() const { return ip_tos; }
uint16_t len() const { return ntohs(ip_len); }
uint16_t id() const { return ntohs(ip_id); }
uint16_t frag_flags() const { return ntohs(ip_off) >> 13; }
uint16_t frag_off() const { return ntohs(ip_off) & 0x1fff; }
uint8_t ttl() const { return ip_ttl; }
uint8_t proto() const { return ip_p; }
uint16_t sum() const { return ip_sum; }
uint32_t src() const { return ntohl(ip_src); }
uint32_t dst() const { return ntohl(ip_dst); }
void sum(uint16_t sum) { ip_sum = sum; }
bool options(std::vector<const IpOpt *> &vec) const;
int size() const { return hlen(); }
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 IpPtr
{
protected:
friend class TcpPtr;
friend class UdpPtr;
PacketPtr p;
const IpHdr *h() const
{ return (const IpHdr *)(p->data + sizeof(eth_hdr)); }
IpHdr *h() { return (IpHdr *)(p->data + sizeof(eth_hdr)); }
void set(const PacketPtr &ptr)
{
EthHdr *eth = (EthHdr *)ptr->data;
if (eth->type() == ETH_TYPE_IP)
p = ptr;
else
p = 0;
}
public:
IpPtr() {}
IpPtr(const PacketPtr &ptr) { set(ptr); }
IpPtr(const EthPtr &ptr) { set(ptr.p); }
IpPtr(const IpPtr &ptr) : p(ptr.p) { }
IpHdr *operator->() { return h(); }
IpHdr &operator*() { return *h(); }
operator IpHdr *() { return h(); }
const IpHdr *operator->() const { return h(); }
const IpHdr &operator*() const { return *h(); }
operator const IpHdr *() const { return h(); }
const IpPtr &operator=(const PacketPtr &ptr) { set(ptr); return *this; }
const IpPtr &operator=(const EthPtr &ptr) { set(ptr.p); return *this; }
const IpPtr &operator=(const IpPtr &ptr) { p = ptr.p; 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 IpPtr &ptr);
struct IpOpt : public ip_opt
{
uint8_t type() const { return opt_type; }
uint8_t typeNumber() const { return IP_OPT_NUMBER(opt_type); }
uint8_t typeClass() const { return IP_OPT_CLASS(opt_type); }
uint8_t typeCopied() const { return IP_OPT_COPIED(opt_type); }
uint8_t len() const { return IP_OPT_TYPEONLY(type()) ? 1 : opt_len; }
bool isNumber(int num) const { return typeNumber() == IP_OPT_NUMBER(num); }
bool isClass(int cls) const { return typeClass() == IP_OPT_CLASS(cls); }
bool isCopied(int cpy) const { return typeCopied() == IP_OPT_COPIED(cpy); }
const uint8_t *data() const { return opt_data.data8; }
void sec(ip_opt_data_sec &sec) const;
void lsrr(ip_opt_data_rr &rr) const;
void ssrr(ip_opt_data_rr &rr) const;
void ts(ip_opt_data_ts &ts) const;
uint16_t satid() const { return ntohs(opt_data.satid); }
uint16_t mtup() const { return ntohs(opt_data.mtu); }
uint16_t mtur() const { return ntohs(opt_data.mtu); }
void tr(ip_opt_data_tr &tr) const;
const uint32_t *addext() const { return &opt_data.addext[0]; }
uint16_t rtralt() const { return ntohs(opt_data.rtralt); }
void sdb(std::vector<uint32_t> &vec) const;
};
/*
* TCP Stuff
*/
struct TcpOpt;
struct TcpHdr : public tcp_hdr
{
uint16_t sport() const { return ntohs(th_sport); }
uint16_t dport() const { return ntohs(th_dport); }
uint32_t seq() const { return ntohl(th_seq); }
uint32_t ack() const { return ntohl(th_ack); }
uint8_t off() const { return th_off; }
uint8_t flags() const { return th_flags & 0x3f; }
uint16_t win() const { return ntohs(th_win); }
uint16_t sum() const { return th_sum; }
uint16_t urp() const { return ntohs(th_urp); }
void sum(uint16_t sum) { th_sum = sum; }
bool options(std::vector<const TcpOpt *> &vec) const;
int size() const { return off(); }
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 TcpPtr
{
protected:
PacketPtr p;
int off;
const TcpHdr *h() const { return (const TcpHdr *)(p->data + off); }
TcpHdr *h() { return (TcpHdr *)(p->data + off); }
void set(const PacketPtr &ptr, int offset) { p = ptr; off = offset; }
void set(const IpPtr &ptr)
{
if (ptr->proto() == IP_PROTO_TCP)
set(ptr.p, sizeof(eth_hdr) + ptr->hlen());
else
set(0, 0);
}
public:
TcpPtr() {}
TcpPtr(const IpPtr &ptr) { set(ptr); }
TcpPtr(const TcpPtr &ptr) : p(ptr.p), off(ptr.off) {}
TcpHdr *operator->() { return h(); }
TcpHdr &operator*() { return *h(); }
operator TcpHdr *() { return h(); }
const TcpHdr *operator->() const { return h(); }
const TcpHdr &operator*() const { return *h(); }
operator const TcpHdr *() const { return h(); }
const TcpPtr &operator=(const IpPtr &i) { set(i); return *this; }
const TcpPtr &operator=(const TcpPtr &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 TcpPtr &ptr);
typedef Range<uint16_t> SackRange;
struct TcpOpt : public tcp_opt
{
uint8_t type() const { return opt_type; }
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__