* include/endian.h: Move definitions of __BIG_ENDIAN, __LITTLE_ENDIAN,
and __BYTE_ORDER into ... * include/bits/endian.h: New file. * include/arpa/nameser_compat.h: Include endian.h rather than defining BYTE_ORDER here. * include/asm/byteorder.h: Include bits/endian.h. Drop definition of __LITTLE_ENDIAN. * include/netinet/ip.h: Include bits/endian.h. Drop definitions of BIG_ENDIAN, LITTLE_ENDIAN, and BYTE_ORDER. Use underscored variants of aforementioned constants. * include/netinet/tcp.h: Ditto. * include/sys/param.h: Drop disabled definitions of BIG_ENDIAN, LITTLE_ENDIAN, and BYTE_ORDER. * include/netinet/ip.h: Reformat. Define setsockopt IP_TOS options matching recent RFCs. Tweak comments.
This commit is contained in:
Corinna Vinschen
parent
96b998db51
commit
7be671075d
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@ -1,3 +1,22 @@
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2011-02-11 Corinna Vinschen <corinna@vinschen.de>
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* include/endian.h: Move definitions of __BIG_ENDIAN, __LITTLE_ENDIAN,
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and __BYTE_ORDER into ...
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* include/bits/endian.h: New file.
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* include/arpa/nameser_compat.h: Include endian.h rather than defining
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BYTE_ORDER here.
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* include/asm/byteorder.h: Include bits/endian.h. Drop definition of
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__LITTLE_ENDIAN.
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* include/netinet/ip.h: Include bits/endian.h. Drop definitions of
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BIG_ENDIAN, LITTLE_ENDIAN, and BYTE_ORDER. Use underscored variants
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of aforementioned constants.
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* include/netinet/tcp.h: Ditto.
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* include/sys/param.h: Drop disabled definitions of BIG_ENDIAN,
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LITTLE_ENDIAN, and BYTE_ORDER.
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* include/netinet/ip.h: Reformat. Define setsockopt IP_TOS options
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matching recent RFCs. Tweak comments.
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2011-02-10 Eric Blake <eblake@redhat.com>
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* errno.cc (includes): Avoid compilation failure if <string.h>
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@ -40,50 +40,7 @@
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#define __BIND 19950621 /* (DEAD) interface version stamp. */
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#ifndef BYTE_ORDER
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#if (BSD >= 199103)
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# include <machine/endian.h>
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#else
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#ifdef linux
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# include <endian.h>
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#else
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#define LITTLE_ENDIAN 1234 /* least-significant byte first (vax, pc) */
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#define BIG_ENDIAN 4321 /* most-significant byte first (IBM, net) */
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#define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long (pdp)*/
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#if defined(vax) || defined(ns32000) || defined(sun386) || defined(i386) || \
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defined(MIPSEL) || defined(_MIPSEL) || defined(BIT_ZERO_ON_RIGHT) || \
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defined(__alpha__) || defined(__alpha) || \
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(defined(__Lynx__) && defined(__x86__))
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#define BYTE_ORDER LITTLE_ENDIAN
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#endif
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#if defined(sel) || defined(pyr) || defined(mc68000) || defined(sparc) || \
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defined(is68k) || defined(tahoe) || defined(ibm032) || defined(ibm370) || \
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defined(MIPSEB) || defined(_MIPSEB) || defined(_IBMR2) || defined(DGUX) ||\
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defined(apollo) || defined(__convex__) || defined(_CRAY) || \
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defined(__hppa) || defined(__hp9000) || \
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defined(__hp9000s300) || defined(__hp9000s700) || \
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defined(__hp3000s900) || defined(MPE) || \
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defined (BIT_ZERO_ON_LEFT) || defined(m68k) || \
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(defined(__Lynx__) && \
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(defined(__68k__) || defined(__sparc__) || defined(__powerpc__)))
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#define BYTE_ORDER BIG_ENDIAN
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#endif
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#endif /* linux */
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#endif /* BSD */
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#endif /* BYTE_ORDER */
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#if !defined(BYTE_ORDER) || \
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(BYTE_ORDER != BIG_ENDIAN && BYTE_ORDER != LITTLE_ENDIAN && \
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BYTE_ORDER != PDP_ENDIAN)
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/* you must determine what the correct bit order is for
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* your compiler - the next line is an intentional error
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* which will force your compiles to bomb until you fix
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* the above macros.
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*/
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error "Undefined or invalid BYTE_ORDER";
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#endif
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#include <endian.h>
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/*
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* Structure for query header. The order of the fields is machine- and
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@ -1,6 +1,6 @@
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/* asm/byteorder.h
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Copyright 1996, 1998, 2001, 2006, 2009 Red Hat, Inc.
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Copyright 1996, 1998, 2001, 2006, 2009, 2011 Red Hat, Inc.
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This file is part of Cygwin.
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@ -13,15 +13,12 @@ details. */
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#include <_ansi.h>
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#include <stdint.h>
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#include <bits/endian.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef __LITTLE_ENDIAN
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#define __LITTLE_ENDIAN 1234
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#endif
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#ifndef __LITTLE_ENDIAN_BITFIELD
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#define __LITTLE_ENDIAN_BITFIELD
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#endif
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@ -0,0 +1,25 @@
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/* bits/endian.h
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Copyright 2011 Red Hat, Inc.
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#ifndef _BITS_ENDIAN_H_
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#define _BITS_ENDIAN_H_
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#ifndef __BIG_ENDIAN
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# define __BIG_ENDIAN 4321
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#endif
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#ifndef __LITTLE_ENDIAN
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# define __LITTLE_ENDIAN 1234
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#endif
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#ifndef __BYTE_ORDER
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# define __BYTE_ORDER __LITTLE_ENDIAN
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#endif
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#endif /* _BITS_ENDIAN_H_ */
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@ -1,6 +1,6 @@
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/* endian.h
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Copyright 2005, 2010 Red Hat, Inc.
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Copyright 2005, 2010, 2011 Red Hat, Inc.
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This file is part of Cygwin.
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@ -12,17 +12,7 @@ details. */
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#define _ENDIAN_H_
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#include <sys/config.h>
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#ifndef __BIG_ENDIAN
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#define __BIG_ENDIAN 4321
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#endif
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#ifndef __LITTLE_ENDIAN
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#define __LITTLE_ENDIAN 1234
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#endif
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#ifndef __BYTE_ORDER
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# define __BYTE_ORDER __LITTLE_ENDIAN
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#endif
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#include <bits/endian.h>
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/*#ifdef __USE_BSD*/
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# define LITTLE_ENDIAN __LITTLE_ENDIAN
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@ -39,132 +39,183 @@
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#include <netinet/in_systm.h>
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#include <netinet/in.h>
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/* Added by Wu Yongwei */
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#ifndef LITTLE_ENDIAN
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#define LITTLE_ENDIAN 1234
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#define BIG_ENDIAN 4321
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#endif
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#ifndef BYTE_ORDER
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#define BYTE_ORDER LITTLE_ENDIAN
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#endif
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#include <bits/endian.h>
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/*
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* Definitions for internet protocol version 4.
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* Per RFC 791, September 1981.
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*/
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#define IPVERSION 4
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#define IPVERSION 4
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/*
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* Structure of an internet header, naked of options.
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*/
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struct ip {
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#ifdef _IP_VHL
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u_char ip_vhl; /* version << 4 | header length >> 2 */
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u_char ip_vhl; /* version << 4 | header length >> 2 */
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#else
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#if BYTE_ORDER == LITTLE_ENDIAN
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u_int ip_hl:4, /* header length */
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ip_v:4; /* version */
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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u_int ip_hl:4, /* header length */
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ip_v:4; /* version */
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#endif
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#if BYTE_ORDER == BIG_ENDIAN
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u_int ip_v:4, /* version */
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ip_hl:4; /* header length */
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#if __BYTE_ORDER == __BIG_ENDIAN
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u_int ip_v:4, /* version */
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ip_hl:4; /* header length */
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#endif
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#endif /* not _IP_VHL */
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u_char ip_tos; /* type of service */
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u_short ip_len; /* total length */
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u_short ip_id; /* identification */
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u_short ip_off; /* fragment offset field */
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#define IP_RF 0x8000 /* reserved fragment flag */
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#define IP_DF 0x4000 /* dont fragment flag */
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#define IP_MF 0x2000 /* more fragments flag */
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#define IP_OFFMASK 0x1fff /* mask for fragmenting bits */
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u_char ip_ttl; /* time to live */
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u_char ip_p; /* protocol */
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u_short ip_sum; /* checksum */
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u_char ip_tos; /* type of service */
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u_short ip_len; /* total length */
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u_short ip_id; /* identification */
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u_short ip_off; /* fragment offset field */
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#define IP_RF 0x8000 /* reserved fragment flag */
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#define IP_DF 0x4000 /* dont fragment flag */
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#define IP_MF 0x2000 /* more fragments flag */
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#define IP_OFFMASK 0x1fff /* mask for fragmenting bits */
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u_char ip_ttl; /* time to live */
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u_char ip_p; /* protocol */
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u_short ip_sum; /* checksum */
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struct in_addr ip_src,ip_dst; /* source and dest address */
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};
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#ifdef _IP_VHL
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#define IP_MAKE_VHL(v, hl) ((v) << 4 | (hl))
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#define IP_VHL_HL(vhl) ((vhl) & 0x0f)
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#define IP_VHL_V(vhl) ((vhl) >> 4)
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#define IP_VHL_BORING 0x45
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#define IP_MAKE_VHL(v, hl) ((v) << 4 | (hl))
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#define IP_VHL_HL(vhl) ((vhl) & 0x0f)
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#define IP_VHL_V(vhl) ((vhl) >> 4)
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#define IP_VHL_BORING 0x45
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#endif
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#define IP_MAXPACKET 65535 /* maximum packet size */
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#define IP_MAXPACKET 65535 /* maximum packet size */
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/*
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* Definitions for IP type of service (ip_tos)
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* Definitions for DiffServ Codepoints as per RFC2474
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*/
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#define IPTOS_DSCP_CS0 0x00
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#define IPTOS_DSCP_CS1 0x20
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#define IPTOS_DSCP_AF11 0x28
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#define IPTOS_DSCP_AF12 0x30
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#define IPTOS_DSCP_AF13 0x38
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#define IPTOS_DSCP_CS2 0x40
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#define IPTOS_DSCP_AF21 0x48
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#define IPTOS_DSCP_AF22 0x50
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#define IPTOS_DSCP_AF23 0x58
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#define IPTOS_DSCP_CS3 0x60
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#define IPTOS_DSCP_AF31 0x68
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#define IPTOS_DSCP_AF32 0x70
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#define IPTOS_DSCP_AF33 0x78
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#define IPTOS_DSCP_CS4 0x80
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#define IPTOS_DSCP_AF41 0x88
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#define IPTOS_DSCP_AF42 0x90
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#define IPTOS_DSCP_AF43 0x98
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#define IPTOS_DSCP_CS5 0xa0
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#define IPTOS_DSCP_EF 0xb8
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#define IPTOS_DSCP_CS6 0xc0
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#define IPTOS_DSCP_CS7 0xe0
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/*
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* Definitions for DiffServ Class Selector Codepoints as defined by Linux.
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* Linux uses different names than OpenBSD, unfortunately.
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*/
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#define IPTOS_CLASS_CS0 0x00
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#define IPTOS_CLASS_CS1 0x20
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#define IPTOS_CLASS_CS2 0x40
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#define IPTOS_CLASS_CS3 0x60
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#define IPTOS_CLASS_CS4 0x80
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#define IPTOS_CLASS_CS5 0xa0
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#define IPTOS_CLASS_CS6 0xc0
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#define IPTOS_CLASS_CS7 0xe0
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#define IPTOS_CLASS_DEFAULT IPTOS_CLASS_CS0
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/* Linux also defined masks and access macros. */
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#define IPTOS_CLASS_MASK 0xe0
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#define IPTOS_CLASS(cs) ((cs) & IPTOS_CLASS_MASK)
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#define IPTOS_DSCP_MASK 0xfc
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#define IPTOS_DSCP(cp) ((cp) & IPTOS_DSCP_MASK)
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/*
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* ECN (Explicit Congestion Notification) codepoints in RFC3168
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* mapped to the lower 2 bits of the TOS field.
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*/
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#define IPTOS_ECN_NOTECT 0x00 /* not-ECT */
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#define IPTOS_ECN_ECT1 0x01 /* ECN-capable transport (1) */
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#define IPTOS_ECN_ECT0 0x02 /* ECN-capable transport (0) */
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#define IPTOS_ECN_CE 0x03 /* congestion experienced */
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#define IPTOS_ECN_MASK 0x03 /* ECN field mask */
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/* Linux also defined an access macro.
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* The name of IPTOS_ECN_NOTECT differs, too, unfortunately. */
|
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#define IPTOS_ECN(cn) ((cn) & IPTOS_ECN_MASK)
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#define IPTOS_ECN_NOT_ECT 0x00
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/*
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||||
* Definitions for IP type of service per RFC1349 (ip_tos)
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||||
* DEPRECATED
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||||
*/
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#ifndef IPTOS_LOWDELAY
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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_LOWDELAY 0x10
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#define IPTOS_THROUGHPUT 0x08
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#define IPTOS_RELIABILITY 0x04
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#endif
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#define IPTOS_MINCOST 0x02
|
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/* ECN bits proposed by Sally Floyd */
|
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#define IPTOS_CE 0x01 /* congestion experienced */
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||||
#define IPTOS_ECT 0x02 /* ECN-capable transport */
|
||||
|
||||
#define IPTOS_MINCOST 0x02
|
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/* ECN RFC3168 obsoletes RFC2481, and these will be deprecated soon. */
|
||||
#define IPTOS_CE 0x01 /* congestion experienced */
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#define IPTOS_ECT 0x02 /* ECN-capable transport */
|
||||
|
||||
/*
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* Definitions for IP precedence (also in ip_tos) (hopefully unused)
|
||||
* Definitions for IP precedence per RFC1195 (also in ip_tos) (hopefully unused)
|
||||
*/
|
||||
#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
|
||||
#define IPTOS_PREC_ROUTINE 0x00
|
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#define IPTOS_PREC_NETCONTROL 0xe0
|
||||
#define IPTOS_PREC_INTERNETCONTROL 0xc0
|
||||
#define IPTOS_PREC_CRITIC_ECP 0xa0
|
||||
#define IPTOS_PREC_FLASHOVERRIDE 0x80
|
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#define IPTOS_PREC_FLASH 0x60
|
||||
#define IPTOS_PREC_IMMEDIATE 0x40
|
||||
#define IPTOS_PREC_PRIORITY 0x20
|
||||
#define IPTOS_PREC_ROUTINE 0x00
|
||||
|
||||
|
||||
/*
|
||||
* Definitions for options.
|
||||
*/
|
||||
#define IPOPT_COPIED(o) ((o)&0x80)
|
||||
#define IPOPT_CLASS(o) ((o)&0x60)
|
||||
#define IPOPT_NUMBER(o) ((o)&0x1f)
|
||||
#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
|
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#define IPOPT_RESERVED2 0x60
|
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#define IPOPT_CONTROL 0x00
|
||||
#define IPOPT_RESERVED1 0x20
|
||||
#define IPOPT_DEBMEAS 0x40
|
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#define IPOPT_RESERVED2 0x60
|
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|
||||
#define IPOPT_EOL 0 /* end of option list */
|
||||
#define IPOPT_NOP 1 /* no operation */
|
||||
#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 */
|
||||
#define IPOPT_RA 148 /* router alert */
|
||||
#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 */
|
||||
#define IPOPT_RA 148 /* router alert */
|
||||
|
||||
/*
|
||||
* 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 */
|
||||
#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_char ipt_code; /* IPOPT_TS */
|
||||
u_char ipt_len; /* size of structure (variable) */
|
||||
u_char ipt_ptr; /* index of current entry */
|
||||
#if BYTE_ORDER == LITTLE_ENDIAN
|
||||
u_int ipt_flg:4, /* flags, see below */
|
||||
ipt_oflw:4; /* overflow counter */
|
||||
u_char ipt_code; /* IPOPT_TS */
|
||||
u_char ipt_len; /* size of structure (variable) */
|
||||
u_char ipt_ptr; /* index of current entry */
|
||||
#if __BYTE_ORDER == __LITTLE_ENDIAN
|
||||
u_int ipt_flg:4, /* flags, see below */
|
||||
ipt_oflw:4; /* overflow counter */
|
||||
#endif
|
||||
#if BYTE_ORDER == BIG_ENDIAN
|
||||
u_int ipt_oflw:4, /* overflow counter */
|
||||
ipt_flg:4; /* flags, see below */
|
||||
#if __BYTE_ORDER == __BIG_ENDIAN
|
||||
u_int ipt_oflw:4, /* overflow counter */
|
||||
ipt_flg:4; /* flags, see below */
|
||||
#endif
|
||||
union ipt_timestamp {
|
||||
n_long ipt_time[1];
|
||||
|
|
@ -176,27 +227,27 @@ struct ip_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 */
|
||||
#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
|
||||
#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 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 */
|
||||
#define IP_MSS 576 /* default maximum segment size */
|
||||
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -37,14 +37,7 @@
|
|||
#ifndef _NETINET_TCP_H
|
||||
#define _NETINET_TCP_H
|
||||
|
||||
/* Added by Wu Yongwei */
|
||||
#ifndef LITTLE_ENDIAN
|
||||
#define LITTLE_ENDIAN 1234
|
||||
#define BIG_ENDIAN 4321
|
||||
#endif
|
||||
#ifndef BYTE_ORDER
|
||||
#define BYTE_ORDER LITTLE_ENDIAN
|
||||
#endif
|
||||
#include <bits/endian.h>
|
||||
|
||||
typedef u_int32_t tcp_seq;
|
||||
typedef u_int32_t tcp_cc; /* connection count per rfc1644 */
|
||||
|
|
@ -61,11 +54,11 @@ struct tcphdr {
|
|||
u_short th_dport; /* destination port */
|
||||
tcp_seq th_seq; /* sequence number */
|
||||
tcp_seq th_ack; /* acknowledgement number */
|
||||
#if BYTE_ORDER == LITTLE_ENDIAN
|
||||
#if __BYTE_ORDER == __LITTLE_ENDIAN
|
||||
u_int th_x2:4, /* (unused) */
|
||||
th_off:4; /* data offset */
|
||||
#endif
|
||||
#if BYTE_ORDER == BIG_ENDIAN
|
||||
#if __BYTE_ORDER == __BIG_ENDIAN
|
||||
u_int th_off:4, /* data offset */
|
||||
th_x2:4; /* (unused) */
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -1,6 +1,6 @@
|
|||
/* sys/param.h
|
||||
|
||||
Copyright 2001, 2003, 2007 Red Hat, Inc.
|
||||
Copyright 2001, 2003, 2007,2 2011 Red Hat, Inc.
|
||||
|
||||
This software is a copyrighted work licensed under the terms of the
|
||||
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
|
||||
|
|
@ -37,19 +37,6 @@
|
|||
BSD variant of this constant. */
|
||||
#define DEV_BSIZE 1024
|
||||
|
||||
#if 0 /* defined in endian.h */
|
||||
/* Some autoconf'd packages check for endianness. When cross-building we
|
||||
can't run programs on the target. Fortunately, autoconf supports the
|
||||
definition of byte order in sys/param.h (that's us!).
|
||||
The values here are the same as used in gdb/defs.h (are the more
|
||||
appropriate values?). */
|
||||
#define BIG_ENDIAN 4321
|
||||
#define LITTLE_ENDIAN 1234
|
||||
|
||||
/* All known win32 systems are little endian. */
|
||||
#define BYTE_ORDER LITTLE_ENDIAN
|
||||
#endif
|
||||
|
||||
#ifndef NULL
|
||||
#define NULL 0L
|
||||
#endif
|
||||
|
|
|
|||
Loading…
Reference in New Issue