1*0a6a1f1dSLionel Sambuc /* $NetBSD: dwarf_pro_sections.c,v 1.2 2014/03/09 16:58:04 christos Exp $ */
2*0a6a1f1dSLionel Sambuc
3*0a6a1f1dSLionel Sambuc /*-
4*0a6a1f1dSLionel Sambuc * Copyright (c) 2010 Kai Wang
5*0a6a1f1dSLionel Sambuc * All rights reserved.
6*0a6a1f1dSLionel Sambuc *
7*0a6a1f1dSLionel Sambuc * Redistribution and use in source and binary forms, with or without
8*0a6a1f1dSLionel Sambuc * modification, are permitted provided that the following conditions
9*0a6a1f1dSLionel Sambuc * are met:
10*0a6a1f1dSLionel Sambuc * 1. Redistributions of source code must retain the above copyright
11*0a6a1f1dSLionel Sambuc * notice, this list of conditions and the following disclaimer.
12*0a6a1f1dSLionel Sambuc * 2. Redistributions in binary form must reproduce the above copyright
13*0a6a1f1dSLionel Sambuc * notice, this list of conditions and the following disclaimer in the
14*0a6a1f1dSLionel Sambuc * documentation and/or other materials provided with the distribution.
15*0a6a1f1dSLionel Sambuc *
16*0a6a1f1dSLionel Sambuc * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17*0a6a1f1dSLionel Sambuc * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18*0a6a1f1dSLionel Sambuc * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19*0a6a1f1dSLionel Sambuc * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20*0a6a1f1dSLionel Sambuc * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21*0a6a1f1dSLionel Sambuc * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22*0a6a1f1dSLionel Sambuc * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23*0a6a1f1dSLionel Sambuc * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24*0a6a1f1dSLionel Sambuc * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25*0a6a1f1dSLionel Sambuc * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26*0a6a1f1dSLionel Sambuc * SUCH DAMAGE.
27*0a6a1f1dSLionel Sambuc */
28*0a6a1f1dSLionel Sambuc
29*0a6a1f1dSLionel Sambuc #include "_libdwarf.h"
30*0a6a1f1dSLionel Sambuc
31*0a6a1f1dSLionel Sambuc __RCSID("$NetBSD: dwarf_pro_sections.c,v 1.2 2014/03/09 16:58:04 christos Exp $");
32*0a6a1f1dSLionel Sambuc ELFTC_VCSID("Id: dwarf_pro_sections.c 2074 2011-10-27 03:34:33Z jkoshy ");
33*0a6a1f1dSLionel Sambuc
34*0a6a1f1dSLionel Sambuc Dwarf_Signed
dwarf_transform_to_disk_form(Dwarf_P_Debug dbg,Dwarf_Error * error)35*0a6a1f1dSLionel Sambuc dwarf_transform_to_disk_form(Dwarf_P_Debug dbg, Dwarf_Error *error)
36*0a6a1f1dSLionel Sambuc {
37*0a6a1f1dSLionel Sambuc
38*0a6a1f1dSLionel Sambuc if (dbg == NULL) {
39*0a6a1f1dSLionel Sambuc DWARF_SET_ERROR(dbg, error, DW_DLE_ARGUMENT);
40*0a6a1f1dSLionel Sambuc return (DW_DLV_NOCOUNT);
41*0a6a1f1dSLionel Sambuc }
42*0a6a1f1dSLionel Sambuc
43*0a6a1f1dSLionel Sambuc if (_dwarf_generate_sections(dbg, error) != DW_DLE_NONE)
44*0a6a1f1dSLionel Sambuc return (DW_DLV_NOCOUNT);
45*0a6a1f1dSLionel Sambuc
46*0a6a1f1dSLionel Sambuc return (dbg->dbgp_seccnt);
47*0a6a1f1dSLionel Sambuc }
48*0a6a1f1dSLionel Sambuc
49*0a6a1f1dSLionel Sambuc Dwarf_Ptr
dwarf_get_section_bytes(Dwarf_P_Debug dbg,Dwarf_Signed dwarf_section,Dwarf_Signed * elf_section_index,Dwarf_Unsigned * length,Dwarf_Error * error)50*0a6a1f1dSLionel Sambuc dwarf_get_section_bytes(Dwarf_P_Debug dbg, Dwarf_Signed dwarf_section,
51*0a6a1f1dSLionel Sambuc Dwarf_Signed *elf_section_index, Dwarf_Unsigned *length, Dwarf_Error *error)
52*0a6a1f1dSLionel Sambuc {
53*0a6a1f1dSLionel Sambuc Dwarf_Ptr data;
54*0a6a1f1dSLionel Sambuc
55*0a6a1f1dSLionel Sambuc (void) dwarf_section; /* ignored. */
56*0a6a1f1dSLionel Sambuc
57*0a6a1f1dSLionel Sambuc if (dbg == NULL || elf_section_index == NULL || length == NULL) {
58*0a6a1f1dSLionel Sambuc DWARF_SET_ERROR(dbg, error, DW_DLE_ARGUMENT);
59*0a6a1f1dSLionel Sambuc return (NULL);
60*0a6a1f1dSLionel Sambuc }
61*0a6a1f1dSLionel Sambuc
62*0a6a1f1dSLionel Sambuc if (dbg->dbgp_secpos == NULL) {
63*0a6a1f1dSLionel Sambuc DWARF_SET_ERROR(dbg, error, DW_DLE_NO_ENTRY);
64*0a6a1f1dSLionel Sambuc return (NULL);
65*0a6a1f1dSLionel Sambuc }
66*0a6a1f1dSLionel Sambuc
67*0a6a1f1dSLionel Sambuc *elf_section_index = dbg->dbgp_secpos->ds_ndx;
68*0a6a1f1dSLionel Sambuc *length = dbg->dbgp_secpos->ds_size;
69*0a6a1f1dSLionel Sambuc data = dbg->dbgp_secpos->ds_data;
70*0a6a1f1dSLionel Sambuc
71*0a6a1f1dSLionel Sambuc dbg->dbgp_secpos = STAILQ_NEXT(dbg->dbgp_secpos, ds_next);
72*0a6a1f1dSLionel Sambuc
73*0a6a1f1dSLionel Sambuc return (data);
74*0a6a1f1dSLionel Sambuc }
75*0a6a1f1dSLionel Sambuc
76*0a6a1f1dSLionel Sambuc void
dwarf_reset_section_bytes(Dwarf_P_Debug dbg)77*0a6a1f1dSLionel Sambuc dwarf_reset_section_bytes(Dwarf_P_Debug dbg)
78*0a6a1f1dSLionel Sambuc {
79*0a6a1f1dSLionel Sambuc
80*0a6a1f1dSLionel Sambuc assert(dbg != NULL);
81*0a6a1f1dSLionel Sambuc
82*0a6a1f1dSLionel Sambuc dbg->dbgp_secpos = STAILQ_FIRST(&dbg->dbgp_seclist);
83*0a6a1f1dSLionel Sambuc dbg->dbgp_drspos = STAILQ_FIRST(&dbg->dbgp_drslist);
84*0a6a1f1dSLionel Sambuc }
85