Import link.h and link_elf.h from FreeBSD master
Add _D_BSD_SOURCE guarding Change-Id: I6eefe207b5e7e645cd3aec3b1981aae59793fa98 Reviewed-on: https://review.haiku-os.org/c/1620 Reviewed-by: Adrien Destugues <pulkomandy@gmail.com>
This commit is contained in:
Zoltán Mizsei
waddlesplash
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c6fd6cbba4
35
headers/compatibility/bsd/link.h
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35
headers/compatibility/bsd/link.h
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/*-
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* SPDX-License-Identifier: BSD-4-Clause
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*
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* Copyright (c) 1993 Paul Kranenburg
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Paul Kranenburg.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/link_elf.h>
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115
headers/compatibility/bsd/sys/link_elf.h
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115
headers/compatibility/bsd/sys/link_elf.h
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@ -0,0 +1,115 @@
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/*-
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* SPDX-License-Identifier: BSD-4-Clause
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*
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* Copyright (c) 1993 Paul Kranenburg
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Paul Kranenburg.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/*
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* RRS section definitions.
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*
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* The layout of some data structures defined in this header file is
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* such that we can provide compatibility with the SunOS 4.x shared
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* library scheme.
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*/
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#ifndef _SYS_LINK_ELF_H_
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#define _SYS_LINK_ELF_H_
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#ifdef _BSD_SOURCE
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#include <sys/elf.h>
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/*
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* Flags that describe the origin of the entries in Dl_serinfo.
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* SunOS has these in <sys/link.h>, we follow the suit.
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*/
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#define LA_SER_ORIG 0x01 /* original (needed) name */
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#define LA_SER_LIBPATH 0x02 /* LD_LIBRARY_PATH entry prepended */
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#define LA_SER_RUNPATH 0x04 /* runpath entry prepended */
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#define LA_SER_CONFIG 0x08 /* configuration entry prepended */
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#define LA_SER_DEFAULT 0x40 /* default path prepended */
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#define LA_SER_SECURE 0x80 /* default (secure) path prepended */
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typedef struct link_map {
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caddr_t l_addr; /* Base Address of library */
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#ifdef __mips__
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caddr_t l_offs; /* Load Offset of library */
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#endif
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const char *l_name; /* Absolute Path to Library */
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const void *l_ld; /* Pointer to .dynamic in memory */
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struct link_map *l_next, *l_prev; /* linked list of of mapped libs */
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} Link_map;
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struct r_debug {
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int r_version; /* not used */
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struct link_map *r_map; /* list of loaded images */
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void (*r_brk)(struct r_debug *, struct link_map *);
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/* pointer to break point */
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enum {
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RT_CONSISTENT, /* things are stable */
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RT_ADD, /* adding a shared library */
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RT_DELETE /* removing a shared library */
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} r_state;
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};
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struct dl_phdr_info
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{
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Elf_Addr dlpi_addr; /* module relocation base */
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const char *dlpi_name; /* module name */
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const Elf_Phdr *dlpi_phdr; /* pointer to module's phdr */
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Elf_Half dlpi_phnum; /* number of entries in phdr */
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unsigned long long int dlpi_adds; /* total # of loads */
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unsigned long long int dlpi_subs; /* total # of unloads */
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size_t dlpi_tls_modid;
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void *dlpi_tls_data;
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};
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__BEGIN_DECLS
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typedef int (*__dl_iterate_hdr_callback)(struct dl_phdr_info *, size_t, void *);
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extern int dl_iterate_phdr(__dl_iterate_hdr_callback, void *);
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int _rtld_addr_phdr(const void *, struct dl_phdr_info *);
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int _rtld_get_stack_prot(void);
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int _rtld_is_dlopened(void *);
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#ifdef __ARM_EABI__
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void * dl_unwind_find_exidx(const void *, int *);
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#endif
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__END_DECLS
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#endif
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#endif /* _SYS_LINK_ELF_H_ */
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