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OS-5192 need faster clock_gettime
Reviewed by: Jerry Jelinek <jerry.jelinek@joyent.com>
Reviewed by: Robert Mustacchi <rm@joyent.com>
Reviewed by: Joshua M. Clulow <jmc@joyent.com>
Reviewed by: Ryan Zezeski <ryan@zinascii.com>
OS-5202 Support AT_SECURE & AT_*ID in LX
Reviewed by: Jerry Jelinek <jerry.jelinek@joyent.com>
Reviewed by: Patrick Mooney <patrick.mooney@joyent.com>
OS-3405 lx brand: socket() fails for PF_INET6
OS-3382 lxbrand 64bit gettimeofday depends on vsyscall or vdso
OS-3280 need a way to specify the root of a native system in the lx brand
OS-3279 lx brand should allow delegated datasets
Reviewed by: Jerry Jelinek <jerry.jelinek@joyent.com>
OS-2949 add support for AT_RANDOM aux vector entry
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--- old/usr/src/uts/common/sys/auxv.h
+++ new/usr/src/uts/common/sys/auxv.h
1 1 /*
2 2 * CDDL HEADER START
3 3 *
4 4 * The contents of this file are subject to the terms of the
5 5 * Common Development and Distribution License (the "License").
6 6 * You may not use this file except in compliance with the License.
7 7 *
8 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 9 * or http://www.opensolaris.org/os/licensing.
10 10 * See the License for the specific language governing permissions
11 11 * and limitations under the License.
12 12 *
13 13 * When distributing Covered Code, include this CDDL HEADER in each
14 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 15 * If applicable, add the following below this CDDL HEADER, with the
16 16 * fields enclosed by brackets "[]" replaced with your own identifying
17 17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 18 *
19 19 * CDDL HEADER END
20 20 */
21 21 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
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22 22 /* All Rights Reserved */
23 23
24 24
25 25 /*
26 26 * Copyright 2014 Garrett D'Amore <garrett@damore.org>
27 27 *
28 28 * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
29 29 * Use is subject to license terms.
30 30 */
31 31 /*
32 - * Copyright (c) 2012, Joyent, Inc. All rights reserved.
32 + * Copyright 2016 Joyent, Inc.
33 33 */
34 34
35 35 #ifndef _SYS_AUXV_H
36 36 #define _SYS_AUXV_H
37 37
38 38 #include <sys/types.h>
39 39
40 40 #ifdef __cplusplus
41 41 extern "C" {
42 42 #endif
43 43
44 44 #if !defined(_ASM)
45 45 typedef struct
46 46 {
47 47 int a_type;
48 48 union {
49 49 long a_val;
50 50 void *a_ptr;
51 51 void (*a_fcn)();
52 52 } a_un;
53 53 } auxv_t;
54 54
55 55 #if defined(_SYSCALL32)
56 56
57 57 typedef struct {
58 58 int32_t a_type;
59 59 union {
60 60 int32_t a_val;
61 61 caddr32_t a_ptr;
62 62 caddr32_t a_fcn;
63 63 } a_un;
64 64 } auxv32_t;
65 65
66 66 #endif /* _SYSCALL32 */
67 67
68 68 #endif /* _ASM */
69 69
70 70 #define AT_NULL 0
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71 71 #define AT_IGNORE 1
72 72 #define AT_EXECFD 2
73 73 #define AT_PHDR 3 /* &phdr[0] */
74 74 #define AT_PHENT 4 /* sizeof(phdr[0]) */
75 75 #define AT_PHNUM 5 /* # phdr entries */
76 76 #define AT_PAGESZ 6 /* getpagesize(2) */
77 77 #define AT_BASE 7 /* ld.so base addr */
78 78 #define AT_FLAGS 8 /* processor flags */
79 79 #define AT_ENTRY 9 /* a.out entry point */
80 80
81 +/* First introduced on Linux */
82 +#define AT_RANDOM 25 /* address of 16 random bytes */
83 +
81 84 /*
82 85 * These relate to the original PPC ABI document; Linux reused
83 86 * the values for other things (see below), so disambiguation of
84 87 * these values may require additional context in PPC binaries.
85 88 *
86 89 * AT_DCACHEBSIZE 10 smallest data cache block size
87 90 * AT_ICACHEBSIZE 11 smallest instruction cache block size
88 91 * AT_UCACHEBSIZE 12 smallest unified cache block size
89 92 *
90 93 * These are the values from LSB 1.3, the first five are also described
91 94 * in the draft amd64 ABI.
92 95 *
93 - * At the time of writing, Solaris doesn't place any of these values into
94 - * the aux vector, except AT_CLKTCK which is placed on the aux vector for
95 - * lx branded processes; also, we do similar things via AT_SUN_ values.
96 + * At the time of writing, illumos doesn't place any of these values into the
97 + * aux vector, except where noted. We do similar things via AT_SUN_ values.
96 98 *
97 99 * AT_NOTELF 10 program is not ELF?
98 - * AT_UID 11 real user id
99 - * AT_EUID 12 effective user id
100 - * AT_GID 13 real group id
101 - * AT_EGID 14 effective group id
100 + * AT_UID 11 real user id (provided in LX)
101 + * AT_EUID 12 effective user id (provided in LX)
102 + * AT_GID 13 real group id (provided in LX)
103 + * AT_EGID 14 effective group id (provided in LX)
102 104 *
103 105 * AT_PLATFORM 15
104 106 * AT_HWCAP 16
105 - * AT_CLKTCK 17 c.f. _SC_CLK_TCK
107 + * AT_CLKTCK 17 c.f. _SC_CLK_TCK (provided in LX)
106 108 * AT_FPUCW 18
107 109 *
108 110 * AT_DCACHEBSIZE 19 (moved from 10)
109 111 * AT_ICACHEBSIZE 20 (moved from 11)
110 112 * AT_UCACHEBSIZE 21 (moved from 12)
111 113 *
112 114 * AT_IGNOREPPC 22
115 + *
116 + * On Linux:
117 + * AT_* values 18 through 22 are reserved
118 + * AT_SECURE 23 secure mode boolean (provided in LX)
119 + * AT_BASE_PLATFORM 24 string identifying real platform, may
120 + * differ from AT_PLATFORM.
121 + * AT_HWCAP2 26 extension of AT_HWCAP
122 + * AT_EXECFN 31 filename of program
123 + * AT_SYSINFO 32
124 + * AT_SYSINFO_EHDR 33 The vDSO location
113 125 */
114 126
115 127 /*
116 128 * Sun extensions begin here
117 129 */
118 130 #define AT_SUN_UID 2000 /* effective user id */
119 131 #define AT_SUN_RUID 2001 /* real user id */
120 132 #define AT_SUN_GID 2002 /* effective group id */
121 133 #define AT_SUN_RGID 2003 /* real group id */
122 134
123 135 /*
124 136 * The following attributes are specific to the
125 137 * kernel implementation of the linker/loader.
126 138 */
127 139 #define AT_SUN_LDELF 2004 /* dynamic linker's ELF header */
128 140 #define AT_SUN_LDSHDR 2005 /* dynamic linker's section headers */
129 141 #define AT_SUN_LDNAME 2006 /* name of dynamic linker */
130 142 #define AT_SUN_LPAGESZ 2007 /* large pagesize */
131 143 /*
132 144 * The following aux vector provides a null-terminated platform
133 145 * identification string. This information is the same as provided
134 146 * by sysinfo(2) when invoked with the command SI_PLATFORM.
135 147 */
136 148 #define AT_SUN_PLATFORM 2008 /* platform name */
137 149
138 150 /*
139 151 * These attributes communicate performance -hints- about processor
140 152 * hardware capabilities that might be useful to library implementations.
141 153 */
142 154 #define AT_SUN_HWCAP 2009
143 155 #define AT_SUN_HWCAP2 2023
144 156
145 157 #if defined(_KERNEL)
146 158 /*
147 159 * User info regarding machine attributes, respectively reported to native and
148 160 * non-native user apps.
149 161 */
150 162 extern uint_t auxv_hwcap;
151 163 extern uint_t auxv_hwcap_2;
152 164 #if defined(_SYSCALL32)
153 165 extern uint_t auxv_hwcap32;
154 166 extern uint_t auxv_hwcap32_2;
155 167 #endif /* _SYSCALL32 */
156 168 #else
157 169 extern uint_t getisax(uint32_t *, uint_t);
158 170 #endif /* _KERNEL */
159 171
160 172 #define AT_SUN_IFLUSH 2010 /* flush icache? */
161 173 #define AT_SUN_CPU 2011 /* cpu name */
162 174
163 175 /*
164 176 * The following aux vector provides a pointer to a null-terminated
165 177 * path name, a copy of the path name passed to the exec() system
166 178 * call but that has had all symlinks resolved (see resolvepath(2)).
167 179 */
168 180 #define AT_SUN_EXECNAME 2014 /* exec() path name */
169 181
170 182 #define AT_SUN_MMU 2015 /* mmu module name */
171 183 #define AT_SUN_LDDATA 2016 /* dynamic linkers data segment */
172 184
173 185 #define AT_SUN_AUXFLAGS 2017 /* AF_SUN_ flags passed from the kernel */
174 186
175 187 /*
176 188 * Used to indicate to the runtime linker the name of the emulation binary,
177 189 * if one is being used. For brands, this is the name of the brand library.
178 190 */
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179 191 #define AT_SUN_EMULATOR 2018
180 192
181 193 #define AT_SUN_BRANDNAME 2019
182 194
183 195 /*
184 196 * Aux vectors available for brand modules.
185 197 */
186 198 #define AT_SUN_BRAND_AUX1 2020
187 199 #define AT_SUN_BRAND_AUX2 2021
188 200 #define AT_SUN_BRAND_AUX3 2022
201 +#define AT_SUN_BRAND_AUX4 2025
202 +#define AT_SUN_BRAND_NROOT 2024
189 203
190 204 /*
205 + * Aux vector for comm page
206 + */
207 +#define AT_SUN_COMMPAGE 2026
208 +
209 +/*
191 210 * Note that 2023 is reserved for the AT_SUN_HWCAP2 word defined above.
192 211 */
193 212
194 213 /*
195 214 * The kernel is in a better position to determine whether a process needs to
196 215 * ignore dangerous LD environment variables. If set, this flags tells
197 216 * ld.so.1 to run "secure" and ignore the the environment.
198 217 */
199 218 #define AF_SUN_SETUGID 0x00000001
200 219
201 220 /*
202 221 * If set, this flag indicates that hardware capabilites can be verified
203 222 * against the AT_SUN_HWCAP value.
204 223 */
205 224 #define AF_SUN_HWCAPVERIFY 0x00000002
206 225
207 226 /*
208 227 * If set, this flag indicates that the the linker should not initialize
209 228 * any of its link maps as primary link wrt the unified libc threading
210 229 * interfaces.
211 230 */
212 231 #define AF_SUN_NOPLM 0x00000004
213 232
214 233 #ifdef __cplusplus
215 234 }
216 235 #endif
217 236
218 237 #if defined(_AUXV_TARGET_ALL) || defined(_AUXV_TARGET_SPARC) || defined(__sparc)
219 238 #include <sys/auxv_SPARC.h>
220 239 #endif
221 240
222 241 #if defined(_AUXV_TARGET_ALL) || defined(_AUXV_TARGET_386) || defined(__x86)
223 242 #include <sys/auxv_386.h>
224 243 #endif
225 244
226 245 #endif /* _SYS_AUXV_H */
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