/*

  Copyright (C) 2006 Silicon Graphics, Inc.  All Rights Reserved.

  This program is free software; you can redistribute it and/or modify it

  under the terms of version 2 of the GNU General Public License as

  published by the Free Software Foundation.

  This program is distributed in the hope that it would be useful, but

  WITHOUT ANY WARRANTY; without even the implied warranty of

  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

  Further, this software is distributed without any warranty that it is

  free of the rightful claim of any third person regarding infringement

  or the like.  Any license provided herein, whether implied or

  otherwise, applies only to this software file.  Patent licenses, if

  any, provided herein do not apply to combinations of this program with

  other software, or any other product whatsoever.

  You should have received a copy of the GNU General Public License along

  with this program; if not, write the Free Software Foundation, Inc., 51

  Franklin Street - Fifth Floor, Boston MA 02110-1301, USA.

  Contact information:  Silicon Graphics, Inc., 1500 Crittenden Lane,

  Mountain View, CA 94043, or:

  http://www.sgi.com

  For further information regarding this notice, see:

  http://oss.sgi.com/projects/GenInfo/NoticeExplan

$Header: /plroot/cmplrs.src/v7.4.5m/.RCS/PL/dwarfdump/RCS/dwconf.h,v 1.2 2006/04/18 04:29:39 davea Exp $ */

/*

    declarations helping configure the frame reader.

*/

struct dwconf_s {

    char *cf_config_file_path;

    char *cf_abi_name;

    /* 2 for old, 3 for frame interface 3. 2 means use the old

       mips-abi-oriented frame interface. 3 means use the new

       DWARF3-capable and configureable-abi interface.

       Now, anyone who revises dwarf.h and libdwarf.h to match their

       abi-of-interest will still be able to use cf_interface_number 2

       as before.  But most folks don't update those header files and

       instead of making *them* configurable we make dwarfdump (and

       libdwarf) configurable sufficiently to print frame information

       sensibly. */

    int cf_interface_number;

    /* The number of table rules , aka columns. For MIPS/IRIX is 66. */

    unsigned long cf_table_entry_count;

    /* Array of cf_table_entry_count reg names. Names not filled in

       from dwarfdump.conf have NULL (0) pointer value. 

	cf_named_regs_table_size must match size of cf_regs array.

	Set cf_regs_malloced  1  if table was malloced. Set 0

        if static.

	*/

    char **cf_regs;

    unsigned long cf_named_regs_table_size;

    int    cf_regs_malloced; 

    /* The 'default initial value' when intializing a table. for MIPS

       is DW_FRAME_SAME_VAL(1035). For other ISA/ABIs may be

       DW_FRAME_UNDEFINED_VAL(1034). */

    int cf_initial_rule_value;

    /* The number of the cfa 'register'. For cf_interface_number 2 of 

       MIPS this is 0. For other architectures (and anytime using

       cf_interface_number 3) this should be outside the table, a

       special value such as 1036, not a table column at all).  */

    int cf_cfa_reg;

};

/* Returns DW_DLV_OK if works. DW_DLV_ERROR if cannot do what is asked. */

int find_conf_file_and_read_config(char *named_file,

				   char *named_abi, char **defaults,

				   struct dwconf_s *conf_out);

void init_conf_file_data(struct dwconf_s *config_file_data);

void print_reg_from_config_data(Dwarf_Signed reg,

		struct dwconf_s *config_data);

void init_generic_config_1000_regs(struct dwconf_s *conf);