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author | The Android Open Source Project <initial-contribution@android.com> | 2009-01-09 17:51:21 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-01-09 17:51:21 -0800 |
commit | c2db2b6accc7888df514261a7240e7759df95a4c (patch) | |
tree | 0d7ecd37a534c15348cbad01d0d1f84183b7b4d8 /slirp/ip.h | |
parent | df7881f07f53b041dc0568be8528e9dbb74994cc (diff) | |
download | external_qemu-c2db2b6accc7888df514261a7240e7759df95a4c.zip external_qemu-c2db2b6accc7888df514261a7240e7759df95a4c.tar.gz external_qemu-c2db2b6accc7888df514261a7240e7759df95a4c.tar.bz2 |
auto import from //branches/cupcake/...@125939
Diffstat (limited to 'slirp/ip.h')
-rw-r--r-- | slirp/ip.h | 313 |
1 files changed, 0 insertions, 313 deletions
diff --git a/slirp/ip.h b/slirp/ip.h deleted file mode 100644 index 371537d..0000000 --- a/slirp/ip.h +++ /dev/null @@ -1,313 +0,0 @@ -/* - * Copyright (c) 1982, 1986, 1993 - * 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. - * - * @(#)ip.h 8.1 (Berkeley) 6/10/93 - * ip.h,v 1.3 1994/08/21 05:27:30 paul Exp - */ - -#ifndef _IP_H_ -#define _IP_H_ - -#ifdef WORDS_BIGENDIAN -# ifndef NTOHL -# define NTOHL(d) -# endif -# ifndef NTOHS -# define NTOHS(d) -# endif -# ifndef HTONL -# define HTONL(d) -# endif -# ifndef HTONS -# define HTONS(d) -# endif -#else -# ifndef NTOHL -# define NTOHL(d) ((d) = ntohl((d))) -# endif -# ifndef NTOHS -# define NTOHS(d) ((d) = ntohs((u_int16_t)(d))) -# endif -# ifndef HTONL -# define HTONL(d) ((d) = htonl((d))) -# endif -# ifndef HTONS -# define HTONS(d) ((d) = htons((u_int16_t)(d))) -# endif -#endif - -typedef u_int32_t n_long; /* long as received from the net */ - -/* - * Definitions for internet protocol version 4. - * Per RFC 791, September 1981. - */ -#define IPVERSION 4 - -/* - * Structure of an internet header, naked of options. - */ -struct ip { -#ifdef WORDS_BIGENDIAN - u_int ip_v:4, /* version */ - ip_hl:4; /* header length */ -#else - u_int ip_hl:4, /* header length */ - ip_v:4; /* version */ -#endif - u_int8_t ip_tos; /* type of service */ - u_int16_t ip_len; /* total length */ - u_int16_t ip_id; /* identification */ - u_int16_t ip_off; /* fragment offset field */ -#define IP_DF 0x4000 /* don't fragment flag */ -#define IP_MF 0x2000 /* more fragments flag */ -#define IP_OFFMASK 0x1fff /* mask for fragmenting bits */ - u_int8_t ip_ttl; /* time to live */ - u_int8_t ip_p; /* protocol */ - u_int16_t ip_sum; /* checksum */ - struct in_addr ip_src,ip_dst; /* source and dest address */ -}; - -#define IP_MAXPACKET 65535 /* maximum packet size */ - -/* - * Definitions for IP type of service (ip_tos) - */ -#define IPTOS_LOWDELAY 0x10 -#define IPTOS_THROUGHPUT 0x08 -#define IPTOS_RELIABILITY 0x04 - -/* - * Definitions for options. - */ -#define IPOPT_COPIED(o) ((o)&0x80) -#define IPOPT_CLASS(o) ((o)&0x60) -#define IPOPT_NUMBER(o) ((o)&0x1f) - -#define IPOPT_CONTROL 0x00 -#define IPOPT_RESERVED1 0x20 -#define IPOPT_DEBMEAS 0x40 -#define IPOPT_RESERVED2 0x60 - -#define IPOPT_EOL 0 /* end of option list */ -#define IPOPT_NOP 1 /* no operation */ - -#define IPOPT_RR 7 /* record packet route */ -#define IPOPT_TS 68 /* timestamp */ -#define IPOPT_SECURITY 130 /* provide s,c,h,tcc */ -#define IPOPT_LSRR 131 /* loose source route */ -#define IPOPT_SATID 136 /* satnet id */ -#define IPOPT_SSRR 137 /* strict source route */ - -/* - * Offsets to fields in options other than EOL and NOP. - */ -#define IPOPT_OPTVAL 0 /* option ID */ -#define IPOPT_OLEN 1 /* option length */ -#define IPOPT_OFFSET 2 /* offset within option */ -#define IPOPT_MINOFF 4 /* min value of above */ - -/* - * Time stamp option structure. - */ -struct ip_timestamp { - u_int8_t ipt_code; /* IPOPT_TS */ - u_int8_t ipt_len; /* size of structure (variable) */ - u_int8_t ipt_ptr; /* index of current entry */ -#ifdef WORDS_BIGENDIAN - u_int ipt_oflw:4, /* overflow counter */ - ipt_flg:4; /* flags, see below */ -#else - u_int ipt_flg:4, /* flags, see below */ - ipt_oflw:4; /* overflow counter */ -#endif - union ipt_timestamp { - n_long ipt_time[1]; - struct ipt_ta { - struct in_addr ipt_addr; - n_long ipt_time; - } ipt_ta[1]; - } ipt_timestamp; -}; - -/* flag bits for ipt_flg */ -#define IPOPT_TS_TSONLY 0 /* timestamps only */ -#define IPOPT_TS_TSANDADDR 1 /* timestamps and addresses */ -#define IPOPT_TS_PRESPEC 3 /* specified modules only */ - -/* bits for security (not byte swapped) */ -#define IPOPT_SECUR_UNCLASS 0x0000 -#define IPOPT_SECUR_CONFID 0xf135 -#define IPOPT_SECUR_EFTO 0x789a -#define IPOPT_SECUR_MMMM 0xbc4d -#define IPOPT_SECUR_RESTR 0xaf13 -#define IPOPT_SECUR_SECRET 0xd788 -#define IPOPT_SECUR_TOPSECRET 0x6bc5 - -/* - * Internet implementation parameters. - */ -#define MAXTTL 255 /* maximum time to live (seconds) */ -#define IPDEFTTL 64 /* default ttl, from RFC 1340 */ -#define IPFRAGTTL 60 /* time to live for frags, slowhz */ -#define IPTTLDEC 1 /* subtracted when forwarding */ - -#define IP_MSS 576 /* default maximum segment size */ - -#ifdef HAVE_SYS_TYPES32_H /* Overcome some Solaris 2.x junk */ -#include <sys/types32.h> -#else -#if SIZEOF_CHAR_P == 4 -typedef caddr_t caddr32_t; -#else -typedef u_int32_t caddr32_t; -#endif -#endif - -#if SIZEOF_CHAR_P == 4 -typedef struct ipq *ipqp_32; -typedef struct ipasfrag *ipasfragp_32; -#else -typedef caddr32_t ipqp_32; -typedef caddr32_t ipasfragp_32; -#endif - -/* - * Overlay for ip header used by other protocols (tcp, udp). - */ -struct ipovly { - caddr32_t ih_next, ih_prev; /* for protocol sequence q's */ - u_int8_t ih_x1; /* (unused) */ - u_int8_t ih_pr; /* protocol */ - u_int16_t ih_len; /* protocol length */ - struct in_addr ih_src; /* source internet address */ - struct in_addr ih_dst; /* destination internet address */ -}; - -/* - * Ip reassembly queue structure. Each fragment - * being reassembled is attached to one of these structures. - * They are timed out after ipq_ttl drops to 0, and may also - * be reclaimed if memory becomes tight. - * size 28 bytes - */ -struct ipq { - ipqp_32 next,prev; /* to other reass headers */ - u_int8_t ipq_ttl; /* time for reass q to live */ - u_int8_t ipq_p; /* protocol of this fragment */ - u_int16_t ipq_id; /* sequence id for reassembly */ - ipasfragp_32 ipq_next,ipq_prev; - /* to ip headers of fragments */ - struct in_addr ipq_src,ipq_dst; -}; - -/* - * Ip header, when holding a fragment. - * - * Note: ipf_next must be at same offset as ipq_next above - */ -struct ipasfrag { -#ifdef WORDS_BIGENDIAN - u_int ip_v:4, - ip_hl:4; -#else - u_int ip_hl:4, - ip_v:4; -#endif - /* BUG : u_int changed to u_int8_t. - * sizeof(u_int)==4 on linux 2.0 - */ - u_int8_t ipf_mff; /* XXX overlays ip_tos: use low bit - * to avoid destroying tos (PPPDTRuu); - * copied from (ip_off&IP_MF) */ - u_int16_t ip_len; - u_int16_t ip_id; - u_int16_t ip_off; - u_int8_t ip_ttl; - u_int8_t ip_p; - u_int16_t ip_sum; - ipasfragp_32 ipf_next; /* next fragment */ - ipasfragp_32 ipf_prev; /* previous fragment */ -}; - -/* - * Structure stored in mbuf in inpcb.ip_options - * and passed to ip_output when ip options are in use. - * The actual length of the options (including ipopt_dst) - * is in m_len. - */ -#define MAX_IPOPTLEN 40 - -struct ipoption { - struct in_addr ipopt_dst; /* first-hop dst if source routed */ - int8_t ipopt_list[MAX_IPOPTLEN]; /* options proper */ -}; - -/* - * Structure attached to inpcb.ip_moptions and - * passed to ip_output when IP multicast options are in use. - */ - -struct ipstat { - u_long ips_total; /* total packets received */ - u_long ips_badsum; /* checksum bad */ - u_long ips_tooshort; /* packet too short */ - u_long ips_toosmall; /* not enough data */ - u_long ips_badhlen; /* ip header length < data size */ - u_long ips_badlen; /* ip length < ip header length */ - u_long ips_fragments; /* fragments received */ - u_long ips_fragdropped; /* frags dropped (dups, out of space) */ - u_long ips_fragtimeout; /* fragments timed out */ - u_long ips_forward; /* packets forwarded */ - u_long ips_cantforward; /* packets rcvd for unreachable dest */ - u_long ips_redirectsent; /* packets forwarded on same net */ - u_long ips_noproto; /* unknown or unsupported protocol */ - u_long ips_delivered; /* datagrams delivered to upper level*/ - u_long ips_localout; /* total ip packets generated here */ - u_long ips_odropped; /* lost packets due to nobufs, etc. */ - u_long ips_reassembled; /* total packets reassembled ok */ - u_long ips_fragmented; /* datagrams successfully fragmented */ - u_long ips_ofragments; /* output fragments created */ - u_long ips_cantfrag; /* don't fragment flag was set, etc. */ - u_long ips_badoptions; /* error in option processing */ - u_long ips_noroute; /* packets discarded due to no route */ - u_long ips_badvers; /* ip version != 4 */ - u_long ips_rawout; /* total raw ip packets generated */ - u_long ips_unaligned; /* times the ip packet was not aligned */ -}; - -extern struct ipstat ipstat; -extern struct ipq ipq; /* ip reass. queue */ -extern u_int16_t ip_id; /* ip packet ctr, for ids */ -extern int ip_defttl; /* default IP ttl */ - -#endif |