other-licenses/android/arpa_nameser_compat.h@97036ab72558 (annotated)
other-licenses/android/arpa_nameser_compat.h
Tue, 06 Jan 2015 21:39:09 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Tue, 06 Jan 2015 21:39:09 +0100
- branch
- TOR_BUG_9701
- changeset 8
- 97036ab72558
- permissions
- -rw-r--r--
Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.
| michael@0 | 1 | /* $NetBSD: nameser_compat.h,v 1.1.1.2 2004/11/07 01:28:27 christos Exp $ */ |
| michael@0 | 2 | |
| michael@0 | 3 | /* Copyright (c) 1983, 1989 |
| michael@0 | 4 | * The Regents of the University of California. All rights reserved. |
| michael@0 | 5 | * |
| michael@0 | 6 | * Redistribution and use in source and binary forms, with or without |
| michael@0 | 7 | * modification, are permitted provided that the following conditions |
| michael@0 | 8 | * are met: |
| michael@0 | 9 | * 1. Redistributions of source code must retain the above copyright |
| michael@0 | 10 | * notice, this list of conditions and the following disclaimer. |
| michael@0 | 11 | * 2. Redistributions in binary form must reproduce the above copyright |
| michael@0 | 12 | * notice, this list of conditions and the following disclaimer in the |
| michael@0 | 13 | * documentation and/or other materials provided with the distribution. |
| michael@0 | 14 | * 3. All advertising materials mentioning features or use of this software |
| michael@0 | 15 | * must display the following acknowledgement: |
| michael@0 | 16 | * This product includes software developed by the University of |
| michael@0 | 17 | * California, Berkeley and its contributors. |
| michael@0 | 18 | * 4. Neither the name of the University nor the names of its contributors |
| michael@0 | 19 | * may be used to endorse or promote products derived from this software |
| michael@0 | 20 | * without specific prior written permission. |
| michael@0 | 21 | * |
| michael@0 | 22 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| michael@0 | 23 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| michael@0 | 24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| michael@0 | 25 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| michael@0 | 26 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| michael@0 | 27 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| michael@0 | 28 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| michael@0 | 29 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| michael@0 | 30 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| michael@0 | 31 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| michael@0 | 32 | * SUCH DAMAGE. |
| michael@0 | 33 | */ |
| michael@0 | 34 | |
| michael@0 | 35 | /* |
| michael@0 | 36 | * from nameser.h 8.1 (Berkeley) 6/2/93 |
| michael@0 | 37 | * Id: nameser_compat.h,v 1.1.2.3.4.2 2004/07/01 04:43:41 marka Exp |
| michael@0 | 38 | */ |
| michael@0 | 39 | |
| michael@0 | 40 | /* |
| michael@0 | 41 | * This version of this file is derived from Android 2.3 "Gingerbread", |
| michael@0 | 42 | * which contains uncredited changes by Android/Google developers. It has |
| michael@0 | 43 | * been modified in 2011 for use in the Android build of Mozilla Firefox by |
| michael@0 | 44 | * Mozilla contributors (including Michael Edwards <m.k.edwards@gmail.com>, |
| michael@0 | 45 | * and Steve Workman <sjhworkman@gmail.com>). |
| michael@0 | 46 | * These changes are offered under the same license as the original NetBSD |
| michael@0 | 47 | * file, whose copyright and license are unchanged above. |
| michael@0 | 48 | */ |
| michael@0 | 49 | |
| michael@0 | 50 | #ifndef _ARPA_NAMESER_COMPAT_ |
| michael@0 | 51 | #define _ARPA_NAMESER_COMPAT_ |
| michael@0 | 52 | |
| michael@0 | 53 | #define __BIND 19950621 /* (DEAD) interface version stamp. */ |
| michael@0 | 54 | |
| michael@0 | 55 | #include <endian.h> |
| michael@0 | 56 | |
| michael@0 | 57 | #ifndef BYTE_ORDER |
| michael@0 | 58 | #if (BSD >= 199103) |
| michael@0 | 59 | # include <machine/endian.h> |
| michael@0 | 60 | #else |
| michael@0 | 61 | #ifdef __linux |
| michael@0 | 62 | # include <endian.h> |
| michael@0 | 63 | #else |
| michael@0 | 64 | #define LITTLE_ENDIAN 1234 /* least-significant byte first (vax, pc) */ |
| michael@0 | 65 | #define BIG_ENDIAN 4321 /* most-significant byte first (IBM, net) */ |
| michael@0 | 66 | #define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long (pdp)*/ |
| michael@0 | 67 | |
| michael@0 | 68 | #if defined(vax) || defined(ns32000) || defined(sun386) || defined(i386) || \ |
| michael@0 | 69 | defined(MIPSEL) || defined(_MIPSEL) || defined(BIT_ZERO_ON_RIGHT) || \ |
| michael@0 | 70 | defined(__alpha__) || defined(__alpha) || \ |
| michael@0 | 71 | (defined(__Lynx__) && defined(__x86__)) |
| michael@0 | 72 | #define BYTE_ORDER LITTLE_ENDIAN |
| michael@0 | 73 | #endif |
| michael@0 | 74 | |
| michael@0 | 75 | #if defined(sel) || defined(pyr) || defined(mc68000) || defined(sparc) || \ |
| michael@0 | 76 | defined(is68k) || defined(tahoe) || defined(ibm032) || defined(ibm370) || \ |
| michael@0 | 77 | defined(MIPSEB) || defined(_MIPSEB) || defined(_IBMR2) || defined(DGUX) ||\ |
| michael@0 | 78 | defined(apollo) || defined(__convex__) || defined(_CRAY) || \ |
| michael@0 | 79 | defined(__hppa) || defined(__hp9000) || \ |
| michael@0 | 80 | defined(__hp9000s300) || defined(__hp9000s700) || \ |
| michael@0 | 81 | defined(__hp3000s900) || defined(__hpux) || defined(MPE) || \ |
| michael@0 | 82 | defined (BIT_ZERO_ON_LEFT) || defined(m68k) || defined(__sparc) || \ |
| michael@0 | 83 | (defined(__Lynx__) && \ |
| michael@0 | 84 | (defined(__68k__) || defined(__sparc__) || defined(__powerpc__))) |
| michael@0 | 85 | #define BYTE_ORDER BIG_ENDIAN |
| michael@0 | 86 | #endif |
| michael@0 | 87 | #endif /* __linux */ |
| michael@0 | 88 | #endif /* BSD */ |
| michael@0 | 89 | #endif /* BYTE_ORDER */ |
| michael@0 | 90 | |
| michael@0 | 91 | #if !defined(BYTE_ORDER) || \ |
| michael@0 | 92 | (BYTE_ORDER != BIG_ENDIAN && BYTE_ORDER != LITTLE_ENDIAN && \ |
| michael@0 | 93 | BYTE_ORDER != PDP_ENDIAN) |
| michael@0 | 94 | /* you must determine what the correct bit order is for |
| michael@0 | 95 | * your compiler - the next line is an intentional error |
| michael@0 | 96 | * which will force your compiles to bomb until you fix |
| michael@0 | 97 | * the above macros. |
| michael@0 | 98 | */ |
| michael@0 | 99 | #error "Undefined or invalid BYTE_ORDER"; |
| michael@0 | 100 | #endif |
| michael@0 | 101 | |
| michael@0 | 102 | /* |
| michael@0 | 103 | * Structure for query header. The order of the fields is machine- and |
| michael@0 | 104 | * compiler-dependent, depending on the byte/bit order and the layout |
| michael@0 | 105 | * of bit fields. We use bit fields only in int variables, as this |
| michael@0 | 106 | * is all ANSI requires. This requires a somewhat confusing rearrangement. |
| michael@0 | 107 | */ |
| michael@0 | 108 | |
| michael@0 | 109 | typedef struct { |
| michael@0 | 110 | unsigned id :16; /* query identification number */ |
| michael@0 | 111 | #if BYTE_ORDER == BIG_ENDIAN |
| michael@0 | 112 | /* fields in third byte */ |
| michael@0 | 113 | unsigned qr: 1; /* response flag */ |
| michael@0 | 114 | unsigned opcode: 4; /* purpose of message */ |
| michael@0 | 115 | unsigned aa: 1; /* authoritive answer */ |
| michael@0 | 116 | unsigned tc: 1; /* truncated message */ |
| michael@0 | 117 | unsigned rd: 1; /* recursion desired */ |
| michael@0 | 118 | /* fields in fourth byte */ |
| michael@0 | 119 | unsigned ra: 1; /* recursion available */ |
| michael@0 | 120 | unsigned unused :1; /* unused bits (MBZ as of 4.9.3a3) */ |
| michael@0 | 121 | unsigned ad: 1; /* authentic data from named */ |
| michael@0 | 122 | unsigned cd: 1; /* checking disabled by resolver */ |
| michael@0 | 123 | unsigned rcode :4; /* response code */ |
| michael@0 | 124 | #endif |
| michael@0 | 125 | #if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN |
| michael@0 | 126 | /* fields in third byte */ |
| michael@0 | 127 | unsigned rd :1; /* recursion desired */ |
| michael@0 | 128 | unsigned tc :1; /* truncated message */ |
| michael@0 | 129 | unsigned aa :1; /* authoritive answer */ |
| michael@0 | 130 | unsigned opcode :4; /* purpose of message */ |
| michael@0 | 131 | unsigned qr :1; /* response flag */ |
| michael@0 | 132 | /* fields in fourth byte */ |
| michael@0 | 133 | unsigned rcode :4; /* response code */ |
| michael@0 | 134 | unsigned cd: 1; /* checking disabled by resolver */ |
| michael@0 | 135 | unsigned ad: 1; /* authentic data from named */ |
| michael@0 | 136 | unsigned unused :1; /* unused bits (MBZ as of 4.9.3a3) */ |
| michael@0 | 137 | unsigned ra :1; /* recursion available */ |
| michael@0 | 138 | #endif |
| michael@0 | 139 | /* remaining bytes */ |
| michael@0 | 140 | unsigned qdcount :16; /* number of question entries */ |
| michael@0 | 141 | unsigned ancount :16; /* number of answer entries */ |
| michael@0 | 142 | unsigned nscount :16; /* number of authority entries */ |
| michael@0 | 143 | unsigned arcount :16; /* number of resource entries */ |
| michael@0 | 144 | } HEADER; |
| michael@0 | 145 | |
| michael@0 | 146 | #define PACKETSZ NS_PACKETSZ |
| michael@0 | 147 | #define MAXDNAME NS_MAXDNAME |
| michael@0 | 148 | #define MAXCDNAME NS_MAXCDNAME |
| michael@0 | 149 | #define MAXLABEL NS_MAXLABEL |
| michael@0 | 150 | #define HFIXEDSZ NS_HFIXEDSZ |
| michael@0 | 151 | #define QFIXEDSZ NS_QFIXEDSZ |
| michael@0 | 152 | #define RRFIXEDSZ NS_RRFIXEDSZ |
| michael@0 | 153 | #define INT32SZ NS_INT32SZ |
| michael@0 | 154 | #define INT16SZ NS_INT16SZ |
| michael@0 | 155 | #define INT8SZ NS_INT8SZ |
| michael@0 | 156 | #define INADDRSZ NS_INADDRSZ |
| michael@0 | 157 | #define IN6ADDRSZ NS_IN6ADDRSZ |
| michael@0 | 158 | #define INDIR_MASK NS_CMPRSFLGS |
| michael@0 | 159 | #define NAMESERVER_PORT NS_DEFAULTPORT |
| michael@0 | 160 | |
| michael@0 | 161 | #define S_ZONE ns_s_zn |
| michael@0 | 162 | #define S_PREREQ ns_s_pr |
| michael@0 | 163 | #define S_UPDATE ns_s_ud |
| michael@0 | 164 | #define S_ADDT ns_s_ar |
| michael@0 | 165 | |
| michael@0 | 166 | #define QUERY ns_o_query |
| michael@0 | 167 | #define IQUERY ns_o_iquery |
| michael@0 | 168 | #define STATUS ns_o_status |
| michael@0 | 169 | #define NS_NOTIFY_OP ns_o_notify |
| michael@0 | 170 | #define NS_UPDATE_OP ns_o_update |
| michael@0 | 171 | |
| michael@0 | 172 | #define NOERROR ns_r_noerror |
| michael@0 | 173 | #define FORMERR ns_r_formerr |
| michael@0 | 174 | #define SERVFAIL ns_r_servfail |
| michael@0 | 175 | #define NXDOMAIN ns_r_nxdomain |
| michael@0 | 176 | #define NOTIMP ns_r_notimpl |
| michael@0 | 177 | #define REFUSED ns_r_refused |
| michael@0 | 178 | #define YXDOMAIN ns_r_yxdomain |
| michael@0 | 179 | #define YXRRSET ns_r_yxrrset |
| michael@0 | 180 | #define NXRRSET ns_r_nxrrset |
| michael@0 | 181 | #define NOTAUTH ns_r_notauth |
| michael@0 | 182 | #define NOTZONE ns_r_notzone |
| michael@0 | 183 | /*#define BADSIG ns_r_badsig*/ |
| michael@0 | 184 | /*#define BADKEY ns_r_badkey*/ |
| michael@0 | 185 | /*#define BADTIME ns_r_badtime*/ |
| michael@0 | 186 | |
| michael@0 | 187 | |
| michael@0 | 188 | #define DELETE ns_uop_delete |
| michael@0 | 189 | #define ADD ns_uop_add |
| michael@0 | 190 | |
| michael@0 | 191 | #define T_A ns_t_a |
| michael@0 | 192 | #define T_NS ns_t_ns |
| michael@0 | 193 | #define T_MD ns_t_md |
| michael@0 | 194 | #define T_MF ns_t_mf |
| michael@0 | 195 | #define T_CNAME ns_t_cname |
| michael@0 | 196 | #define T_SOA ns_t_soa |
| michael@0 | 197 | #define T_MB ns_t_mb |
| michael@0 | 198 | #define T_MG ns_t_mg |
| michael@0 | 199 | #define T_MR ns_t_mr |
| michael@0 | 200 | #define T_NULL ns_t_null |
| michael@0 | 201 | #define T_WKS ns_t_wks |
| michael@0 | 202 | #define T_PTR ns_t_ptr |
| michael@0 | 203 | #define T_HINFO ns_t_hinfo |
| michael@0 | 204 | #define T_MINFO ns_t_minfo |
| michael@0 | 205 | #define T_MX ns_t_mx |
| michael@0 | 206 | #define T_TXT ns_t_txt |
| michael@0 | 207 | #define T_RP ns_t_rp |
| michael@0 | 208 | #define T_AFSDB ns_t_afsdb |
| michael@0 | 209 | #define T_X25 ns_t_x25 |
| michael@0 | 210 | #define T_ISDN ns_t_isdn |
| michael@0 | 211 | #define T_RT ns_t_rt |
| michael@0 | 212 | #define T_NSAP ns_t_nsap |
| michael@0 | 213 | #define T_NSAP_PTR ns_t_nsap_ptr |
| michael@0 | 214 | #define T_SIG ns_t_sig |
| michael@0 | 215 | #define T_KEY ns_t_key |
| michael@0 | 216 | #define T_PX ns_t_px |
| michael@0 | 217 | #define T_GPOS ns_t_gpos |
| michael@0 | 218 | #define T_AAAA ns_t_aaaa |
| michael@0 | 219 | #define T_LOC ns_t_loc |
| michael@0 | 220 | #define T_NXT ns_t_nxt |
| michael@0 | 221 | #define T_EID ns_t_eid |
| michael@0 | 222 | #define T_NIMLOC ns_t_nimloc |
| michael@0 | 223 | #define T_SRV ns_t_srv |
| michael@0 | 224 | #define T_ATMA ns_t_atma |
| michael@0 | 225 | #define T_NAPTR ns_t_naptr |
| michael@0 | 226 | #define T_A6 ns_t_a6 |
| michael@0 | 227 | #define T_TSIG ns_t_tsig |
| michael@0 | 228 | #define T_IXFR ns_t_ixfr |
| michael@0 | 229 | #define T_AXFR ns_t_axfr |
| michael@0 | 230 | #define T_MAILB ns_t_mailb |
| michael@0 | 231 | #define T_MAILA ns_t_maila |
| michael@0 | 232 | #define T_ANY ns_t_any |
| michael@0 | 233 | |
| michael@0 | 234 | #define C_IN ns_c_in |
| michael@0 | 235 | #define C_CHAOS ns_c_chaos |
| michael@0 | 236 | #define C_HS ns_c_hs |
| michael@0 | 237 | /* BIND_UPDATE */ |
| michael@0 | 238 | #define C_NONE ns_c_none |
| michael@0 | 239 | #define C_ANY ns_c_any |
| michael@0 | 240 | |
| michael@0 | 241 | #define GETSHORT NS_GET16 |
| michael@0 | 242 | #define GETLONG NS_GET32 |
| michael@0 | 243 | #define PUTSHORT NS_PUT16 |
| michael@0 | 244 | #define PUTLONG NS_PUT32 |
| michael@0 | 245 | |
| michael@0 | 246 | #endif /* _ARPA_NAMESER_COMPAT_ */ |
