dnl     $NetBSD: dwarf_nametbl.m4,v 1.4 2024/03/03 17:37:31 christos Exp $
/*-
* Copyright (c) 2009,2011 Kai Wang
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* Id: dwarf_nametbl.m4 2074 2011-10-27 03:34:33Z jkoshy
*/

define(`MAKE_NAMETBL_API',`
int
dwarf_get_$1s(Dwarf_Debug dbg, Dwarf_$2 **$1s,
   Dwarf_Signed *ret_count, Dwarf_Error *error)
{
       Dwarf_Section *ds;
       int ret;

       if (dbg == NULL || $1s == NULL || ret_count == NULL) {
               DWARF_SET_ERROR(dbg, error, DW_DLE_ARGUMENT);
               return (DW_DLV_ERROR);
       }

       if (dbg->dbg_$1s == NULL) {
               if ((ds = _dwarf_find_section(dbg, ".debug_$4")) != NULL) {
                       ret = _dwarf_nametbl_init(dbg, &dbg->dbg_$1s, ds,
                           error);
                       if (ret != DW_DLE_NONE)
                               return (DW_DLV_ERROR);
               }
               if (dbg->dbg_$1s == NULL) {
                       DWARF_SET_ERROR(dbg, error, DW_DLE_NO_ENTRY);
                       return (DW_DLV_NO_ENTRY);
               }
       }

       *$1s = dbg->dbg_$1s->ns_array;
       *ret_count = dbg->dbg_$1s->ns_len;

       return (DW_DLV_OK);
}

int
dwarf_$3name(Dwarf_$2 $1, char **ret_name, Dwarf_Error *error)
{
       Dwarf_Debug dbg;

       dbg = $1 != NULL ? $1->np_nt->nt_cu->cu_dbg : NULL;

       if ($1 == NULL || ret_name == NULL) {
               DWARF_SET_ERROR(dbg, error, DW_DLE_ARGUMENT);
               return (DW_DLV_ERROR);
       }

       *ret_name = $1->np_name;

       return (DW_DLV_OK);
}

int
dwarf_$1_die_offset(Dwarf_$2 $1, Dwarf_Off *ret_offset,
   Dwarf_Error *error)
{
       Dwarf_NameTbl nt;
       Dwarf_Debug dbg;

       dbg = $1 != NULL ? $1->np_nt->nt_cu->cu_dbg : NULL;

       if ($1 == NULL || ret_offset == NULL) {
               DWARF_SET_ERROR(dbg, error, DW_DLE_ARGUMENT);
               return (DW_DLV_ERROR);
       }

       nt = $1->np_nt;
       assert(nt != NULL);

       *ret_offset = nt->nt_cu_offset + $1->np_offset;

       return (DW_DLV_OK);
}

int
dwarf_$1_cu_offset(Dwarf_$2 $1, Dwarf_Off *ret_offset,
   Dwarf_Error *error)
{
       Dwarf_NameTbl nt;
       Dwarf_Debug dbg;

       dbg = $1 != NULL ? $1->np_nt->nt_cu->cu_dbg : NULL;

       if ($1 == NULL || ret_offset == NULL) {
               DWARF_SET_ERROR(dbg, error, DW_DLE_ARGUMENT);
               return (DW_DLV_ERROR);
       }

       nt = $1->np_nt;
       assert(nt != NULL);

       *ret_offset = nt->nt_cu_offset;

       return (DW_DLV_OK);
}

int
dwarf_$1_name_offsets(Dwarf_$2 $1, char **ret_name, Dwarf_Off *die_offset,
   Dwarf_Off *cu_offset, Dwarf_Error *error)
{
       Dwarf_CU cu;
       Dwarf_Debug dbg;
       Dwarf_NameTbl nt;

       dbg = $1 != NULL ? $1->np_nt->nt_cu->cu_dbg : NULL;

       if ($1 == NULL || ret_name == NULL || die_offset == NULL ||
           cu_offset == NULL) {
               DWARF_SET_ERROR(dbg, error, DW_DLE_ARGUMENT);
               return (DW_DLV_ERROR);
       }

       nt = $1->np_nt;
       assert(nt != NULL);

       cu = nt->nt_cu;
       assert(cu != NULL);

       *ret_name = $1->np_name;
       *die_offset = nt->nt_cu_offset + $1->np_offset;
       *cu_offset = cu->cu_1st_offset;

       return (DW_DLV_OK);
}

void
dwarf_$1s_dealloc(Dwarf_Debug dbg, Dwarf_$2 *$1s, Dwarf_Signed count)
{

       (void) dbg;
       (void) $1s;
       (void) count;
}
')