mirror of
https://github.com/Mange/rtl8192eu-linux-driver
synced 2024-11-01 03:05:34 +00:00
142 lines
4.3 KiB
C
142 lines
4.3 KiB
C
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/******************************************************************************
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*
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* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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*
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*
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******************************************************************************/
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#ifndef _LINUX_IP_H
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#define _LINUX_IP_H
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/* SOL_IP socket options */
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#define IPTOS_TOS_MASK 0x1E
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#define IPTOS_TOS(tos) ((tos)&IPTOS_TOS_MASK)
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#define IPTOS_LOWDELAY 0x10
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#define IPTOS_THROUGHPUT 0x08
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#define IPTOS_RELIABILITY 0x04
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#define IPTOS_MINCOST 0x02
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#define IPTOS_PREC_MASK 0xE0
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#define IPTOS_PREC(tos) ((tos)&IPTOS_PREC_MASK)
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#define IPTOS_PREC_NETCONTROL 0xe0
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#define IPTOS_PREC_INTERNETCONTROL 0xc0
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#define IPTOS_PREC_CRITIC_ECP 0xa0
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#define IPTOS_PREC_FLASHOVERRIDE 0x80
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#define IPTOS_PREC_FLASH 0x60
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#define IPTOS_PREC_IMMEDIATE 0x40
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#define IPTOS_PREC_PRIORITY 0x20
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#define IPTOS_PREC_ROUTINE 0x00
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/* IP options */
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#define IPOPT_COPY 0x80
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#define IPOPT_CLASS_MASK 0x60
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#define IPOPT_NUMBER_MASK 0x1f
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#define IPOPT_COPIED(o) ((o)&IPOPT_COPY)
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#define IPOPT_CLASS(o) ((o)&IPOPT_CLASS_MASK)
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#define IPOPT_NUMBER(o) ((o)&IPOPT_NUMBER_MASK)
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#define IPOPT_CONTROL 0x00
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#define IPOPT_RESERVED1 0x20
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#define IPOPT_MEASUREMENT 0x40
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#define IPOPT_RESERVED2 0x60
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#define IPOPT_END (0 |IPOPT_CONTROL)
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#define IPOPT_NOOP (1 |IPOPT_CONTROL)
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#define IPOPT_SEC (2 |IPOPT_CONTROL|IPOPT_COPY)
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#define IPOPT_LSRR (3 |IPOPT_CONTROL|IPOPT_COPY)
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#define IPOPT_TIMESTAMP (4 |IPOPT_MEASUREMENT)
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#define IPOPT_RR (7 |IPOPT_CONTROL)
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#define IPOPT_SID (8 |IPOPT_CONTROL|IPOPT_COPY)
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#define IPOPT_SSRR (9 |IPOPT_CONTROL|IPOPT_COPY)
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#define IPOPT_RA (20|IPOPT_CONTROL|IPOPT_COPY)
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#define IPVERSION 4
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#define MAXTTL 255
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#define IPDEFTTL 64
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/* struct timestamp, struct route and MAX_ROUTES are removed.
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REASONS: it is clear that nobody used them because:
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- MAX_ROUTES value was wrong.
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- "struct route" was wrong.
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- "struct timestamp" had fatally misaligned bitfields and was completely unusable.
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*/
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#define IPOPT_OPTVAL 0
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#define IPOPT_OLEN 1
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#define IPOPT_OFFSET 2
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#define IPOPT_MINOFF 4
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#define MAX_IPOPTLEN 40
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#define IPOPT_NOP IPOPT_NOOP
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#define IPOPT_EOL IPOPT_END
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#define IPOPT_TS IPOPT_TIMESTAMP
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#define IPOPT_TS_TSONLY 0 /* timestamps only */
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#define IPOPT_TS_TSANDADDR 1 /* timestamps and addresses */
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#define IPOPT_TS_PRESPEC 3 /* specified modules only */
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#ifdef PLATFORM_LINUX
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struct ip_options {
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__u32 faddr; /* Saved first hop address */
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unsigned char optlen;
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unsigned char srr;
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unsigned char rr;
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unsigned char ts;
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unsigned char is_setbyuser:1, /* Set by setsockopt? */
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is_data:1, /* Options in __data, rather than skb */
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is_strictroute:1, /* Strict source route */
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srr_is_hit:1, /* Packet destination addr was our one */
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is_changed:1, /* IP checksum more not valid */
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rr_needaddr:1, /* Need to record addr of outgoing dev */
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ts_needtime:1, /* Need to record timestamp */
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ts_needaddr:1; /* Need to record addr of outgoing dev */
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unsigned char router_alert;
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unsigned char __pad1;
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unsigned char __pad2;
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unsigned char __data[0];
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};
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#define optlength(opt) (sizeof(struct ip_options) + opt->optlen)
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#endif
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struct iphdr {
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#if defined(__LITTLE_ENDIAN_BITFIELD)
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__u8 ihl:4,
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version:4;
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#elif defined (__BIG_ENDIAN_BITFIELD)
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__u8 version:4,
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ihl:4;
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#else
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#error "Please fix <asm/byteorder.h>"
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#endif
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__u8 tos;
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__u16 tot_len;
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__u16 id;
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__u16 frag_off;
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__u8 ttl;
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__u8 protocol;
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__u16 check;
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__u32 saddr;
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__u32 daddr;
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/*The options start here. */
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};
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#endif /* _LINUX_IP_H */
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