bindings.c revision d29b2c4438482eb00488be49a1f5d6835f455546
/*
* 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 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/types.h>
#include <string.h>
#include <debug.h>
#include <conv.h>
#include "_debug.h"
#include "msg.h"
void
Dbg_bind_plt_summary(Lm_list *lml, Half mach, Word pltcnt21d, Word pltcnt24d,
Word pltcntu32, Word pltcntu44, Word pltcntfull, Word pltcntfar)
{
Word plttotal = pltcnt21d + pltcnt24d + pltcntu32 +
pltcntu44 + pltcntfull + pltcntfar;
if (DBG_NOTCLASS(DBG_C_BINDINGS))
return;
switch (mach) {
case EM_SPARC:
dbg_print(lml, MSG_INTL(MSG_BND_PSUM_SPARC), EC_WORD(pltcnt21d),
EC_WORD(pltcnt24d), EC_WORD(pltcntfull), EC_WORD(plttotal));
break;
case EM_SPARCV9:
dbg_print(lml, MSG_INTL(MSG_BND_PSUM_SPARCV9),
EC_WORD(pltcnt21d), EC_WORD(pltcnt24d), EC_WORD(pltcntu32),
EC_WORD(pltcntu44), EC_WORD(pltcntfull), EC_WORD(pltcntfar),
EC_WORD(plttotal));
break;
default:
dbg_print(lml, MSG_INTL(MSG_BND_PSUM_DEFAULT),
EC_WORD(plttotal));
break;
};
}
static const char *pltbindtypes[PLT_T_NUM] = {
MSG_ORIG(MSG_STR_EMPTY), /* PLT_T_NONE */
MSG_ORIG(MSG_PLT_21D), /* PLT_T_21D */
MSG_ORIG(MSG_PLT_24D), /* PLT_T_24D */
MSG_ORIG(MSG_PLT_U32), /* PLT_T_U32 */
MSG_ORIG(MSG_PLT_U44), /* PLT_T_U44 */
MSG_ORIG(MSG_PLT_FULL), /* PLT_T_FULL */
MSG_ORIG(MSG_PLT_FAR) /* PLT_T_FAR */
};
#define BINFOSZ MSG_BINFO_START_SIZE + \
MSG_BINFO_DIRECT_SIZE + MSG_BINFO_SEP_SIZE + \
MSG_BINFO_INTERPOSE_SIZE + MSG_BINFO_SEP_SIZE + \
MSG_BINFO_COPYREF_SIZE + MSG_BINFO_SEP_SIZE + \
MSG_BINFO_FILTEE_SIZE + MSG_BINFO_SEP_SIZE + \
MSG_BINFO_PLTADDR_SIZE + \
CONV_INV_BUFSIZE + MSG_BINFO_END_SIZE
void
Dbg_bind_global(Rt_map *flmp, Addr fabs, Off foff, Xword pltndx,
Pltbindtype pbtype, Rt_map *tlmp, Addr tabs, Off toff,
const char *sym, uint_t binfo)
{
static char binfostr[BINFOSZ];
static Val_desc vda[] = {
{ DBG_BINFO_DIRECT, MSG_ORIG(MSG_BINFO_DIRECT) },
{ DBG_BINFO_INTERPOSE, MSG_ORIG(MSG_BINFO_INTERPOSE) },
{ DBG_BINFO_COPYREF, MSG_ORIG(MSG_BINFO_COPYREF) },
{ DBG_BINFO_FILTEE, MSG_ORIG(MSG_BINFO_FILTEE) },
{ DBG_BINFO_PLTADDR, MSG_ORIG(MSG_BINFO_PLTADDR) },
{ 0, 0 }
};
static CONV_EXPN_FIELD_ARG conv_arg = { binfostr, sizeof (binfostr),
vda, NULL, 0, 0, MSG_ORIG(MSG_BINFO_START),
MSG_ORIG(MSG_BINFO_SEP), MSG_ORIG(MSG_BINFO_END) };
const char *ffile = NAME(flmp);
const char *tfile = NAME(tlmp);
Lm_list *lml = LIST(flmp);
if (DBG_NOTCLASS(DBG_C_BINDINGS))
return;
if (DBG_NOTDETAIL()) {
dbg_print(lml, MSG_INTL(MSG_BND_BASIC), ffile, tfile,
Dbg_demangle_name(sym));
return;
}
/*
* Determine if this binding has any associated information, such as
* interposition, direct binding, copy-relocations, etc.
*/
binfo &= ~DBG_BINFO_FOUND;
binfo &= DBG_BINFO_MSK;
if (binfo) {
conv_arg.oflags = conv_arg.rflags = binfo;
(void) conv_expn_field(&conv_arg, 0);
} else {
binfostr[0] = '\0';
}
if (pltndx != (Xword)-1) {
const char *pltstring;
if (pbtype < PLT_T_NUM)
pltstring = pltbindtypes[pbtype];
else
pltstring = pltbindtypes[PLT_T_NONE];
/*
* Called from a plt offset.
*/
dbg_print(lml, MSG_INTL(MSG_BND_PLT), ffile, EC_ADDR(fabs),
EC_OFF(foff), EC_XWORD(pltndx), pltstring, tfile,
EC_ADDR(tabs), EC_OFF(toff), Dbg_demangle_name(sym),
binfostr);
} else if ((fabs == 0) && (foff == 0)) {
/*
* Called from a dlsym(). We're not performing a relocation,
* but are handing the address of the symbol back to the user.
*/
dbg_print(lml, MSG_INTL(MSG_BND_DLSYM), ffile, tfile,
EC_ADDR(tabs), EC_OFF(toff), Dbg_demangle_name(sym),
binfostr);
} else {
/*
* Standard relocation.
*/
dbg_print(lml, MSG_INTL(MSG_BND_DEFAULT), ffile, EC_ADDR(fabs),
EC_OFF(foff), tfile, EC_ADDR(tabs), EC_OFF(toff),
Dbg_demangle_name(sym), binfostr);
}
}
void
Dbg_bind_weak(Rt_map *flmp, Addr fabs, Addr frel, const char *sym)
{
Lm_list *lml = LIST(flmp);
const char *ffile = NAME(flmp);
if (DBG_NOTCLASS(DBG_C_BINDINGS))
return;
if (DBG_NOTDETAIL())
dbg_print(lml, MSG_INTL(MSG_BND_WEAK_1), ffile,
Dbg_demangle_name(sym));
else
dbg_print(lml, MSG_INTL(MSG_BND_WEAK_2), ffile, EC_ADDR(fabs),
EC_ADDR(frel), Dbg_demangle_name(sym));
}
#if defined(_ELF64)
void
Dbg_bind_pltpad_to(Rt_map *lmp, Addr pltpad, const char *dfile,
const char *sname)
{
if (DBG_NOTCLASS(DBG_C_RELOC))
return;
if (DBG_NOTDETAIL())
return;
dbg_print(LIST(lmp), MSG_INTL(MSG_BND_PLTPAD_TO), EC_ADDR(pltpad),
NAME(lmp), dfile, sname);
}
void
Dbg_bind_pltpad_from(Rt_map *lmp, Addr pltpad, const char *sname)
{
if (DBG_NOTCLASS(DBG_C_RELOC))
return;
if (DBG_NOTDETAIL())
return;
dbg_print(LIST(lmp), MSG_INTL(MSG_BND_PLTPAD_FROM), EC_ADDR(pltpad),
NAME(lmp), sname);
}
#endif