1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
|
/* Iterate through modules to fetch Dwarf information.
Copyright (C) 2005 Red Hat, Inc.
This program is Open Source software; you can redistribute it and/or
modify it under the terms of the Open Software License version 1.0 as
published by the Open Source Initiative.
You should have received a copy of the Open Software License along
with this program; if not, you may obtain a copy of the Open Software
License version 1.0 from http://www.opensource.org/licenses/osl.php or
by writing the Open Source Initiative c/o Lawrence Rosen, Esq.,
3001 King Ranch Road, Ukiah, CA 95482. */
#include "libdwflP.h"
ptrdiff_t
dwfl_getdwarf (Dwfl *dwfl,
int (*callback) (Dwfl_Module *, void **,
const char *, Dwarf_Addr,
Dwarf *, Dwarf_Addr, void *),
void *arg,
ptrdiff_t offset)
{
if (dwfl == NULL)
return -1;
if ((size_t) offset > dwfl->nmodules)
return -1;
while ((size_t) offset < dwfl->nmodules)
{
Dwfl_Module *mod = dwfl->modules[offset++];
Dwarf_Addr bias = 0;
Dwarf *dw = INTUSE(dwfl_module_getdwarf) (mod, &bias);
if ((*callback) (MODCB_ARGS (mod), dw, bias, arg) != DWARF_CB_OK)
return offset;
}
return 0;
}
|