external/bsd/elftoolchain/dist/libdwarf/dwarf_pro_init.c

   1 /*      $NetBSD: dwarf_pro_init.c,v 1.2 2014/03/09 16:58:04 christos Exp $      */
   2
   3 /*-
   4  * Copyright (c) 2009 Kai Wang
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  */
  28
  29 #include "_libdwarf.h"
  30
  31 __RCSID("$NetBSD: dwarf_pro_init.c,v 1.2 2014/03/09 16:58:04 christos Exp $");
  32 ELFTC_VCSID("Id: dwarf_pro_init.c 2074 2011-10-27 03:34:33Z jkoshy ");
  33
  34 Dwarf_P_Debug
  35 dwarf_producer_init(Dwarf_Unsigned flags, Dwarf_Callback_Func func,
  36     Dwarf_Handler errhand, Dwarf_Ptr errarg, Dwarf_Error *error)
  37 {
  38         Dwarf_P_Debug dbg;
  39         int mode;
  40
  41         if (flags & DW_DLC_READ || flags & DW_DLC_RDWR) {
  42                 DWARF_SET_ERROR(NULL, error, DW_DLE_ARGUMENT);
  43                 return (DW_DLV_BADADDR);
  44         }
  45
  46         if (flags & DW_DLC_WRITE)
  47                 mode = DW_DLC_WRITE;
  48         else {
  49                 DWARF_SET_ERROR(NULL, error, DW_DLE_ARGUMENT);
  50                 return (DW_DLV_BADADDR);
  51         }
  52
  53         if (func == NULL) {
  54                 DWARF_SET_ERROR(NULL, error, DW_DLE_ARGUMENT);
  55                 return (DW_DLV_BADADDR);
  56         }
  57
  58         if (_dwarf_alloc(&dbg, DW_DLC_WRITE, error) != DW_DLE_NONE)
  59                 return (DW_DLV_BADADDR);
  60
  61         dbg->dbg_mode = mode;
  62
  63         if (_dwarf_init(dbg, flags, errhand, errarg, error) != DW_DLE_NONE) {
  64                 free(dbg);
  65                 return (DW_DLV_BADADDR);
  66         }
  67
  68         dbg->dbgp_func = func;
  69
  70         return (dbg);
  71 }
  72
  73 Dwarf_P_Debug
  74 dwarf_producer_init_b(Dwarf_Unsigned flags, Dwarf_Callback_Func_b func,
  75     Dwarf_Handler errhand, Dwarf_Ptr errarg, Dwarf_Error *error)
  76 {
  77         Dwarf_P_Debug dbg;
  78         int mode;
  79
  80         if (flags & DW_DLC_READ || flags & DW_DLC_RDWR) {
  81                 DWARF_SET_ERROR(NULL, error, DW_DLE_ARGUMENT);
  82                 return (DW_DLV_BADADDR);
  83         }
  84
  85         if (flags & DW_DLC_WRITE)
  86                 mode = DW_DLC_WRITE;
  87         else {
  88                 DWARF_SET_ERROR(NULL, error, DW_DLE_ARGUMENT);
  89                 return (DW_DLV_BADADDR);
  90         }
  91
  92         if (func == NULL) {
  93                 DWARF_SET_ERROR(NULL, error, DW_DLE_ARGUMENT);
  94                 return (DW_DLV_BADADDR);
  95         }
  96
  97         if (_dwarf_alloc(&dbg, DW_DLC_WRITE, error) != DW_DLE_NONE)
  98                 return (DW_DLV_BADADDR);
  99
 100         dbg->dbg_mode = mode;
 101
 102         if (_dwarf_init(dbg, flags, errhand, errarg, error) != DW_DLE_NONE) {
 103                 free(dbg);
 104                 return (DW_DLV_BADADDR);
 105         }
 106
 107         dbg->dbgp_func_b = func;
 108
 109         return (dbg);
 110 }
 111
 112 int
 113 dwarf_producer_set_isa(Dwarf_P_Debug dbg, enum Dwarf_ISA isa,
 114     Dwarf_Error *error)
 115 {
 116
 117         if (dbg == NULL || isa >= DW_ISA_MAX) {
 118                 DWARF_SET_ERROR(dbg, error, DW_DLE_ARGUMENT);
 119                 return (DW_DLV_ERROR);
 120         }
 121
 122         dbg->dbgp_isa = isa;
 123
 124         return (DW_DLV_OK);
 125 }