1/*
2
3  Copyright (C) 2000,2002,2004,2005,2006 Silicon Graphics, Inc.  All Rights Reserved.
4
5  This program is free software; you can redistribute it and/or modify it
6  under the terms of version 2.1 of the GNU Lesser General Public License
7  as published by the Free Software Foundation.
8
9  This program is distributed in the hope that it would be useful, but
10  WITHOUT ANY WARRANTY; without even the implied warranty of
11  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
12
13  Further, this software is distributed without any warranty that it is
14  free of the rightful claim of any third person regarding infringement
15  or the like.  Any license provided herein, whether implied or
16  otherwise, applies only to this software file.  Patent licenses, if
17  any, provided herein do not apply to combinations of this program with
18  other software, or any other product whatsoever.
19
20  You should have received a copy of the GNU Lesser General Public
21  License along with this program; if not, write the Free Software
22  Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307,
23  USA.
24
25  Contact information:  Silicon Graphics, Inc., 1500 Crittenden Lane,
26  Mountain View, CA 94043, or:
27
28  http://www.sgi.com
29
30  For further information regarding this notice, see:
31
32  http://oss.sgi.com/projects/GenInfo/NoticeExplan
33
34*/
35
36/* This source file used for SGI-IRIX rqs processing.
37   Unused otherwise.
38*/
39
40
41#include "config.h"
42#include "dwarf_incl.h"
43#include <stdio.h>
44#include "dwarf_line.h"
45#ifdef HAVE_ALLOCA_H
46#include <alloca.h>
47#endif
48
49
50
51/*
52	Return DW_DLV_OK or, if error,
53	DW_DLV_ERROR.
54
55	Thru pointers, return 2 arrays and a count
56	for rqs.
57*/
58int
59_dwarf_line_address_offsets(Dwarf_Debug dbg,
60			    Dwarf_Die die,
61			    Dwarf_Addr ** addrs,
62			    Dwarf_Off ** offs,
63			    Dwarf_Unsigned * returncount,
64			    Dwarf_Error * err)
65{
66    Dwarf_Addr *laddrs;
67    Dwarf_Off *loffsets;
68    Dwarf_Signed lcount;
69    Dwarf_Signed i;
70    int res;
71    Dwarf_Line *linebuf;
72
73    res = _dwarf_internal_srclines(die, &linebuf, &lcount,	/* addrlist=
74								 */ true,
75				   /* linelist= */ false, err);
76    if (res != DW_DLV_OK) {
77	return res;
78    }
79    laddrs = (Dwarf_Addr *)
80	_dwarf_get_alloc(dbg, DW_DLA_ADDR, lcount);
81    if (laddrs == NULL) {
82	dwarf_srclines_dealloc(dbg, linebuf, lcount);
83	_dwarf_error(dbg, err, DW_DLE_ALLOC_FAIL);
84	return (DW_DLV_ERROR);
85    }
86    loffsets = (Dwarf_Off *)
87	_dwarf_get_alloc(dbg, DW_DLA_ADDR, lcount);
88    if (loffsets == NULL) {
89	dwarf_srclines_dealloc(dbg, linebuf, lcount);
90	/* We already allocated what laddrs points at, so we'e better
91	   deallocate that space since we are not going to return the
92	   pointer to the caller. */
93	dwarf_dealloc(dbg, laddrs, DW_DLA_ADDR);
94	_dwarf_error(dbg, err, DW_DLE_ALLOC_FAIL);
95	return (DW_DLV_ERROR);
96    }
97
98    for (i = 0; i < lcount; i++) {
99	laddrs[i] = linebuf[i]->li_address;
100	loffsets[i] = linebuf[i]->li_addr_line.li_offset;
101    }
102    dwarf_srclines_dealloc(dbg, linebuf, lcount);
103    *returncount = lcount;
104    *offs = loffsets;
105    *addrs = laddrs;
106    return DW_DLV_OK;
107}
108
109/*
110   It's impossible for callers of dwarf_srclines() to get to and
111   free all the resources (in particular, the li_context and its
112   lc_file_entries).
113   So this function, new July 2005, does it.
114*/
115