/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _RELOC_DEFS_DOT_H
#define _RELOC_DEFS_DOT_H
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/machelf.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* Definitions used by the relocation common code.
*/
/*
* Structure used to build the reloc_table[]
*/
typedef struct {
Xword re_mask; /* mask to apply to reloc (sparc only) */
Word re_flags; /* relocation attributes */
uchar_t re_fsize; /* field size (in bytes) */
uchar_t re_bshift; /* number of bits to shift (sparc only) */
uchar_t re_sigbits; /* number of significant bits */
} Rel_entry;
/*
* Flags for reloc_entry->re_flags
*/
#define FLG_RE_NOTREL 0x00000000
#define FLG_RE_GOTADD 0x00000001 /* create a GOT entry */
#define FLG_RE_GOTREL 0x00000002 /* GOT based */
#define FLG_RE_GOTPC 0x00000004 /* GOT - P */
#define FLG_RE_GOTOPINS 0x00000008 /* GOTOP instruction */
#define FLG_RE_PCREL 0x00000010
#define FLG_RE_PLTREL 0x00000020
#define FLG_RE_VERIFY 0x00000040 /* verify value fits */
#define FLG_RE_UNALIGN 0x00000080 /* offset is not aligned */
#define FLG_RE_WDISP16 0x00000100 /* funky sparc DISP16 rel */
#define FLG_RE_SIGN 0x00000200 /* value is signed */
#define FLG_RE_ADDRELATIVE 0x00000400 /* RELATIVE relocation */
/* required for non- */
/* fixed objects */
#define FLG_RE_EXTOFFSET 0x00000800 /* extra offset required */
#define FLG_RE_REGISTER 0x00001000 /* relocation initializes */
/* a REGISTER by OLO10 */
#define FLG_RE_SIZE 0x00002000 /* symbol size required */
#define FLG_RE_NOTSUP 0x00010000 /* relocation not supported */
#define FLG_RE_SEGREL 0x00040000 /* segment relative */
#define FLG_RE_SECREL 0x00080000 /* section relative */
#define FLG_RE_TLSGD 0x00200000 /* TLS GD relocation */
#define FLG_RE_TLSLD 0x00400000 /* TLS LD relocation */
#define FLG_RE_TLSIE 0x00800000 /* TLS IE relocation */
#define FLG_RE_TLSLE 0x01000000 /* TLS LE relocation */
#define FLG_RE_LOCLBND 0x02000000 /* relocation must bind */
/* locally */
/*
* Relocation table and macros for testing relocation table flags.
*/
#define RELTAB_IS_PLT(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_PLTREL) != 0)
#define RELTAB_IS_GOT_RELATIVE(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_GOTADD) != 0)
#define RELTAB_IS_GOT_PC(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_GOTPC) != 0)
#define RELTAB_IS_GOTPCREL(X, _reltab) \
((_reltab[(X)].re_flags & (FLG_RE_GOTPC | FLG_RE_GOTADD)) == \
(FLG_RE_GOTPC | FLG_RE_GOTADD))
#define RELTAB_IS_GOT_BASED(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_GOTREL) != 0)
#define RELTAB_IS_GOT_OPINS(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_GOTOPINS) != 0)
#define RELTAB_IS_GOT_REQUIRED(X, _reltab) \
((_reltab[(X)].re_flags & (FLG_RE_GOTADD | FLG_RE_GOTREL | \
FLG_RE_GOTPC | FLG_RE_GOTOPINS)) != 0)
#define RELTAB_IS_PC_RELATIVE(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_PCREL) != 0)
#define RELTAB_IS_ADD_RELATIVE(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_ADDRELATIVE) != 0)
#define RELTAB_IS_REGISTER(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_REGISTER) != 0)
#define RELTAB_IS_NOTSUP(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_NOTSUP) != 0)
#define RELTAB_IS_SEG_RELATIVE(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_SEGREL) != 0)
#define RELTAB_IS_EXTOFFSET(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_EXTOFFSET) != 0)
#define RELTAB_IS_SEC_RELATIVE(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_SECREL) != 0)
#define RELTAB_IS_TLS_INS(X, _reltab) \
((_reltab[(X)].re_flags & \
(FLG_RE_TLSGD | FLG_RE_TLSLD | FLG_RE_TLSIE | FLG_RE_TLSLE)) != 0)
#define RELTAB_IS_TLS_GD(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_TLSGD) != 0)
#define RELTAB_IS_TLS_LD(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_TLSLD) != 0)
#define RELTAB_IS_TLS_IE(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_TLSIE) != 0)
#define RELTAB_IS_TLS_LE(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_TLSLE) != 0)
#define RELTAB_IS_LOCALBND(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_LOCLBND) != 0)
#define RELTAB_IS_SIZE(X, _reltab) \
((_reltab[(X)].re_flags & FLG_RE_SIZE) != 0)
#ifdef __cplusplus
}
#endif
#endif /* _RELOC_DEFS_DOT_H */