xref: /illumos-gate/usr/src/uts/common/exec/elf/elf_impl.h (revision 34a0f871d192b33b865455a8812a3d34c1866315)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef _ELF_ELF_IMPL_H
27 #define	_ELF_ELF_IMPL_H
28 
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 #ifdef	__cplusplus
32 extern "C" {
33 #endif
34 
35 #if	!defined(_LP64) || defined(_ELF32_COMPAT)
36 
37 /*
38  * Definitions for ELF32, native 32-bit or 32-bit compatibility mode.
39  */
40 #define	ELFCLASS	ELFCLASS32
41 typedef	unsigned int	aux_val_t;
42 typedef	auxv32_t	aux_entry_t;
43 
44 #define	USR_LIB_RTLD	"/usr/lib/ld.so.1"
45 
46 #else	/* !_LP64 || _ELF32_COMPAT */
47 
48 /*
49  * Definitions for native 64-bit ELF
50  */
51 #define	ELFCLASS	ELFCLASS64
52 typedef	unsigned long	aux_val_t;
53 typedef	auxv_t		aux_entry_t;
54 
55 /* put defines for 64-bit architectures here */
56 #if defined(__sparcv9)
57 #define	USR_LIB_RTLD	"/usr/lib/sparcv9/ld.so.1"
58 #endif
59 
60 #if defined(__amd64)
61 #define	USR_LIB_RTLD	"/usr/lib/amd64/ld.so.1"
62 #endif
63 
64 #endif	/* !_LP64 || _ELF32_COMPAT */
65 
66 /*
67  * Start of an ELF Note.
68  */
69 typedef struct {
70 	Nhdr	nhdr;
71 	char	name[8];
72 } Note;
73 
74 #ifdef	_ELF32_COMPAT
75 /*
76  * These are defined only for the 32-bit compatibility
77  * compilation mode of the 64-bit kernel.
78  */
79 #define	elfexec	elf32exec
80 #define	elfnote	elf32note
81 #define	elfcore	elf32core
82 #define	mapexec_brand		mapexec32_brand
83 #define	setup_note_header	setup_note_header32
84 #define	write_elfnotes		write_elfnotes32
85 #define	setup_old_note_header	setup_old_note_header32
86 #define	write_old_elfnotes	write_old_elfnotes32
87 
88 #if defined(__sparc)
89 #define	gwindows_t	gwindows32_t
90 #define	rwindow		rwindow32
91 #endif
92 
93 #define	psinfo_t	psinfo32_t
94 #define	pstatus_t	pstatus32_t
95 #define	lwpsinfo_t	lwpsinfo32_t
96 #define	lwpstatus_t	lwpstatus32_t
97 
98 #define	prgetpsinfo	prgetpsinfo32
99 #define	prgetstatus	prgetstatus32
100 #define	prgetlwpsinfo	prgetlwpsinfo32
101 #define	prgetlwpstatus	prgetlwpstatus32
102 #define	prgetwindows	prgetwindows32
103 
104 #define	prpsinfo_t	prpsinfo32_t
105 #define	prstatus_t	prstatus32_t
106 #if defined(prfpregset_t)
107 #undef prfpregset_t
108 #endif
109 #define	prfpregset_t	prfpregset32_t
110 
111 #define	oprgetstatus	oprgetstatus32
112 #define	oprgetpsinfo	oprgetpsinfo32
113 #define	prgetprfpregs	prgetprfpregs32
114 
115 #endif	/*	_ELF32_COMPAT	*/
116 
117 extern int elfnote(vnode_t *, offset_t *, int, int, void *, rlim64_t, cred_t *);
118 extern void setup_old_note_header(Phdr *, proc_t *);
119 extern void setup_note_header(Phdr *, proc_t *);
120 
121 extern int write_old_elfnotes(proc_t *, int, vnode_t *, offset_t,
122     rlim64_t, cred_t *);
123 
124 extern int write_elfnotes(proc_t *, int, vnode_t *, offset_t,
125     rlim64_t, cred_t *, core_content_t);
126 
127 #ifdef	__cplusplus
128 }
129 #endif
130 
131 #endif	/* _ELF_ELF_IMPL_H */
132