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--- old/usr/src/head/dlfcn.h
+++ new/usr/src/head/dlfcn.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.
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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 /*
22 + * Copyright 2014 Garrett D'Amore <garrett@damore.org>
22 23 * Copyright (c) 1989, 2010, Oracle and/or its affiliates. All rights reserved.
23 24 *
24 25 * Copyright (c) 1989 AT&T
25 26 * All Rights Reserved
26 27 *
27 28 */
28 29
29 30 #ifndef _DLFCN_H
30 31 #define _DLFCN_H
31 32
32 33 #include <sys/feature_tests.h>
33 34 #include <sys/types.h>
34 35 #if !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__)
35 36 #include <sys/auxv.h>
36 37 #include <sys/mman.h>
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37 38 #endif /* !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__) */
38 39
39 40 #ifdef __cplusplus
40 41 extern "C" {
41 42 #endif
42 43
43 44 /*
44 45 * Information structures for various dlinfo() requests.
45 46 */
46 47 #if !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__)
47 -#ifdef __STDC__
48 48 typedef struct dl_info {
49 49 const char *dli_fname; /* file containing address range */
50 50 void *dli_fbase; /* base address of file image */
51 51 const char *dli_sname; /* symbol name */
52 52 void *dli_saddr; /* symbol address */
53 53 } Dl_info;
54 -#else
55 -typedef struct dl_info {
56 - char *dli_fname;
57 - void *dli_fbase;
58 - char *dli_sname;
59 - void *dli_saddr;
60 -} Dl_info;
61 -#endif /* __STDC__ */
62 54 typedef Dl_info Dl_info_t;
63 55
64 56 typedef struct dl_serpath {
65 57 char *dls_name; /* library search path name */
66 58 uint_t dls_flags; /* path information */
67 59 } Dl_serpath;
68 60 typedef Dl_serpath Dl_serpath_t;
69 61
70 62 typedef struct dl_serinfo {
71 63 size_t dls_size; /* total buffer size */
72 64 uint_t dls_cnt; /* number of path entries */
73 65 Dl_serpath dls_serpath[1]; /* there may be more than one */
74 66 } Dl_serinfo;
75 67 typedef Dl_serinfo Dl_serinfo_t;
76 68
77 69 typedef struct dl_argsinfo {
78 70 long dla_argc; /* process argument count */
79 71 char **dla_argv; /* process arguments */
80 72 char **dla_envp; /* process environment variables */
81 73 auxv_t *dla_auxv; /* process auxv vectors */
82 74 } Dl_argsinfo;
83 75 typedef Dl_argsinfo Dl_argsinfo_t;
84 76
85 77 typedef struct {
86 78 mmapobj_result_t *dlm_maps; /* mapping information */
87 79 uint_t dlm_acnt; /* number of dlm_maps mappings */
88 80 uint_t dlm_rcnt; /* number of returned mappings */
89 81 } Dl_mapinfo_t;
90 82
91 83 typedef struct {
92 84 uint_t dlui_version; /* version # */
93 85 uint_t dlui_flags; /* flags */
94 86 char *dlui_objname; /* path to object */
95 87 void *dlui_unwindstart; /* star of unwind hdr */
96 88 void *dlui_unwindend; /* end of unwind hdr */
97 89 void *dlui_segstart; /* start of segment described */
98 90 /* by unwind block */
99 91 void *dlui_segend; /* end of segment described */
100 92 /* by unwind block */
101 93 } Dl_amd64_unwindinfo;
102 94 typedef Dl_amd64_unwindinfo Dl_amd64_unwindinfo_t;
103 95
104 96 typedef struct {
105 97 const char *dld_refname; /* reference name */
106 98 const char *dld_depname; /* new dependency name */
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107 99 } Dl_definfo_t;
108 100
109 101 #endif /* !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__) */
110 102
111 103
112 104 typedef ulong_t Lmid_t;
113 105
114 106 /*
115 107 * Declarations used for dynamic linking support routines.
116 108 */
117 -#ifdef __STDC__
118 109 extern void *dlopen(const char *, int);
119 110 extern void *dlsym(void *_RESTRICT_KYWD, const char *_RESTRICT_KYWD);
120 111 extern int dlclose(void *);
121 112 extern char *dlerror(void);
122 113 #if !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__)
123 114 extern void *dlmopen(Lmid_t, const char *, int);
124 115 extern int dladdr(void *, Dl_info *);
125 116 extern int dladdr1(void *, Dl_info *, void **, int);
126 117 extern int dldump(const char *, const char *, int);
127 118 extern int dlinfo(void *, int, void *);
128 119 extern Dl_amd64_unwindinfo *dlamd64getunwind(void *, Dl_amd64_unwindinfo *);
129 120 #endif /* !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__) */
130 -#else
131 -extern void *dlopen();
132 -extern void *dlsym();
133 -extern int dlclose();
134 -extern char *dlerror();
135 -#if !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__)
136 -extern void *dlmopen();
137 -extern int dladdr();
138 -extern int dladdr1();
139 -extern int dldump();
140 -extern int dlinfo();
141 -extern Dl_amd64_unwindinfo *dlamd64getunwind();
142 -#endif /* !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__) */
143 -#endif /* __STDC__ */
144 121
145 122 #pragma unknown_control_flow(dlopen, dlsym, dlclose, dlerror)
146 123 #if !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__)
147 124 #pragma unknown_control_flow(dlmopen, dladdr, dladdr1, dldump, dlinfo)
148 125 #endif /* !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__) */
149 126
150 127 /*
151 128 * Valid values for handle argument to dlsym(3x).
152 129 */
153 130 #define RTLD_NEXT (void *)-1 /* look in `next' dependency */
154 131 #define RTLD_DEFAULT (void *)-2 /* look up symbol from scope */
155 132 /* of current object */
156 133 #define RTLD_SELF (void *)-3 /* look in `ourself' */
157 134 #define RTLD_PROBE (void *)-4 /* look up symbol from scope */
158 135 /* of current object, */
159 136 /* using currently */
160 137 /* loaded objects only. */
161 138 /*
162 139 * Valid values for mode argument to dlopen.
163 140 */
164 141 #define RTLD_LAZY 0x00001 /* deferred function binding */
165 142 #define RTLD_NOW 0x00002 /* immediate function binding */
166 143 #define RTLD_NOLOAD 0x00004 /* don't load object */
167 144
168 145 #define RTLD_GLOBAL 0x00100 /* export symbols to others */
169 146 #define RTLD_LOCAL 0x00000 /* symbols are only available */
170 147 /* to group members */
171 148 #define RTLD_PARENT 0x00200 /* add parent (caller) to */
172 149 /* a group dependencies */
173 150 #define RTLD_GROUP 0x00400 /* resolve symbols within */
174 151 /* members of the group */
175 152 #define RTLD_WORLD 0x00800 /* resolve symbols within */
176 153 /* global objects */
177 154 #define RTLD_NODELETE 0x01000 /* do not remove members */
178 155 #define RTLD_FIRST 0x02000 /* only first object is */
179 156 /* available for dlsym */
180 157 #define RTLD_CONFGEN 0x10000 /* crle(1) config generation */
181 158 /* internal use only */
182 159
183 160 /*
184 161 * Valid values for flag argument to dldump.
185 162 */
186 163 #define RTLD_REL_RELATIVE 0x00001 /* apply relative relocs */
187 164 #define RTLD_REL_EXEC 0x00002 /* apply symbolic relocs that */
188 165 /* bind to main */
189 166 #define RTLD_REL_DEPENDS 0x00004 /* apply symbolic relocs that */
190 167 /* bind to dependencies */
191 168 #define RTLD_REL_PRELOAD 0x00008 /* apply symbolic relocs that */
192 169 /* bind to preload objs */
193 170 #define RTLD_REL_SELF 0x00010 /* apply symbolic relocs that */
194 171 /* bind to ourself */
195 172 #define RTLD_REL_WEAK 0x00020 /* apply symbolic weak relocs */
196 173 /* even if unresolved */
197 174 #define RTLD_REL_ALL 0x00fff /* apply all relocs */
198 175
199 176 #define RTLD_MEMORY 0x01000 /* use memory sections */
200 177 #define RTLD_STRIP 0x02000 /* retain allocable sections */
201 178 /* only */
202 179 #define RTLD_NOHEAP 0x04000 /* do no save any heap */
203 180 #define RTLD_CONFSET 0x10000 /* crle(1) config generation */
204 181 /* internal use only */
205 182
206 183 /*
207 184 * Valid values for dladdr1() flags.
208 185 */
209 186 #define RTLD_DL_SYMENT 1 /* return symbol table entry */
210 187 #define RTLD_DL_LINKMAP 2 /* return public link-map */
211 188 #define RTLD_DL_MASK 0xffff
212 189
213 190
214 191 /*
215 192 * Arguments for dlinfo()
216 193 */
217 194 #define RTLD_DI_LMID 1 /* obtain link-map id */
218 195 #define RTLD_DI_LINKMAP 2 /* obtain link-map */
219 196 #define RTLD_DI_CONFIGADDR 3 /* obtain config addr */
220 197 #define RTLD_DI_SERINFO 4 /* obtain search path info or */
221 198 #define RTLD_DI_SERINFOSIZE 5 /* associated info size */
222 199 #define RTLD_DI_ORIGIN 6 /* obtain objects origin */
223 200 #define RTLD_DI_PROFILENAME 7 /* obtain profile object name */
224 201 /* internal use only */
225 202 #define RTLD_DI_PROFILEOUT 8 /* obtain profile output name */
226 203 /* internal use only */
227 204 #define RTLD_DI_GETSIGNAL 9 /* get termination signal */
228 205 #define RTLD_DI_SETSIGNAL 10 /* set termination signal */
229 206 #define RTLD_DI_ARGSINFO 11 /* get process arguments */
230 207 /* environment and auxv */
231 208 #define RTLD_DI_MMAPS 12 /* obtain objects mappings or */
232 209 #define RTLD_DI_MMAPCNT 13 /* mapping count */
233 210 #define RTLD_DI_DEFERRED 14 /* assign new dependency to a */
234 211 /* deferred dependency */
235 212 #define RTLD_DI_DEFERRED_SYM 15 /* assign new dependency to a */
236 213 /* deferred dependency */
237 214 /* using a symbol name */
238 215 #define RTLD_DI_MAX 15
239 216
240 217 #if !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__)
241 218 /*
242 219 * Version information for Dl_amd64_unwindinfo.dlui_version
243 220 */
244 221 #define DLUI_VERS_1 1
245 222 #define DLUI_VERS_CURRENT DLUI_VERS_1
246 223
247 224 /*
248 225 * Valid flags for Dl_amd64_unwindinfo.dlfi_flags
249 226 */
250 227 #define DLUI_FLG_NOUNWIND 0x0001 /* object has no Unwind info */
251 228 #define DLUI_FLG_NOOBJ 0x0002 /* no object was found */
252 229 /* matching the pc provided */
253 230 #endif /* !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__) */
254 231
255 232 #ifdef __cplusplus
256 233 }
257 234 #endif
258 235
259 236 #endif /* _DLFCN_H */
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