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Diffstat (limited to 'base/inet.hh')
-rw-r--r-- | base/inet.hh | 407 |
1 files changed, 0 insertions, 407 deletions
diff --git a/base/inet.hh b/base/inet.hh deleted file mode 100644 index e5d0473f9..000000000 --- a/base/inet.hh +++ /dev/null @@ -1,407 +0,0 @@ -/* - * 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 *)ð_src; } - const EthAddr &dst() const { return *(EthAddr *)ð_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; - EthPacketPtr p; - - public: - EthPtr() {} - EthPtr(const EthPacketPtr &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 EthPacketPtr &ptr) { p = ptr; return *this; } - - const EthPacketPtr packet() const { return p; } - EthPacketPtr 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; - EthPacketPtr 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 EthPacketPtr &ptr) - { - EthHdr *eth = (EthHdr *)ptr->data; - if (eth->type() == ETH_TYPE_IP) - p = ptr; - else - p = 0; - } - - public: - IpPtr() {} - IpPtr(const EthPacketPtr &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 EthPacketPtr &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 EthPacketPtr packet() const { return p; } - EthPacketPtr 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: - EthPacketPtr p; - int off; - - const TcpHdr *h() const { return (const TcpHdr *)(p->data + off); } - TcpHdr *h() { return (TcpHdr *)(p->data + off); } - - void set(const EthPacketPtr &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 EthPacketPtr packet() const { return p; } - EthPacketPtr 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: - EthPacketPtr p; - int off; - - const UdpHdr *h() const { return (const UdpHdr *)(p->data + off); } - UdpHdr *h() { return (UdpHdr *)(p->data + off); } - - void set(const EthPacketPtr &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 EthPacketPtr packet() const { return p; } - EthPacketPtr 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__ |