author | Martin Trojer <martin.trojer@nokia.com> |
Fri, 15 Jan 2010 09:07:44 +0000 | |
changeset 34 | 92d87f2e53c2 |
permissions | -rwxr-xr-x |
34
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/* |
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2 |
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Copyright (C) 2000,2001,2002,2003,2004,2005,2006 Silicon Graphics, Inc. All Rights Reserved. |
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4 |
Portions Copyright (C) 2007 David Anderson. All Rights Reserved. |
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|
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This program is free software; you can redistribute it and/or modify it |
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7 |
under the terms of version 2.1 of the GNU Lesser General Public License |
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8 |
as published by the Free Software Foundation. |
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9 |
|
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10 |
This program is distributed in the hope that it would be useful, but |
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11 |
WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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13 |
|
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Further, this software is distributed without any warranty that it is |
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15 |
free of the rightful claim of any third person regarding infringement |
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16 |
or the like. Any license provided herein, whether implied or |
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17 |
otherwise, applies only to this software file. Patent licenses, if |
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18 |
any, provided herein do not apply to combinations of this program with |
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19 |
other software, or any other product whatsoever. |
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|
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You should have received a copy of the GNU Lesser General Public |
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22 |
License along with this program; if not, write the Free Software |
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23 |
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston MA 02110-1301, |
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USA. |
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|
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Contact information: Silicon Graphics, Inc., 1500 Crittenden Lane, |
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Mountain View, CA 94043, or: |
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http://www.sgi.com |
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|
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For further information regarding this notice, see: |
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http://oss.sgi.com/projects/GenInfo/NoticeExplan |
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*/ |
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/* The address of the Free Software Foundation is |
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Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, |
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Boston, MA 02110-1301, USA. |
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SGI has moved from the Crittenden Lane address. |
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*/ |
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#include "config.h" |
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#include "dwarf_incl.h" |
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#ifdef HAVE_ELF_H |
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#include <elf.h> |
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#endif |
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#include <stdio.h> |
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#include "dwarf_die_deliv.h" |
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/* |
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For a given Dwarf_Debug dbg, this function checks |
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if a CU that includes the given offset has been read |
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or not. If yes, it returns the Dwarf_CU_Context |
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for the CU. Otherwise it returns NULL. Being an |
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internal routine, it is assumed that a valid dbg |
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is passed. |
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**This is a sequential search. May be too slow. |
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If debug_info and debug_abbrev not loaded, this will |
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wind up returning NULL. So no need to load before calling |
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this. |
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*/ |
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static Dwarf_CU_Context |
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_dwarf_find_CU_Context(Dwarf_Debug dbg, Dwarf_Off offset) |
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{ |
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Dwarf_CU_Context cu_context; |
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if (offset >= dbg->de_info_last_offset) |
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return (NULL); |
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if (dbg->de_cu_context != NULL && |
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dbg->de_cu_context->cc_next != NULL && |
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dbg->de_cu_context->cc_next->cc_debug_info_offset == offset) { |
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return (dbg->de_cu_context->cc_next); |
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} |
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if (dbg->de_cu_context != NULL && |
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dbg->de_cu_context->cc_debug_info_offset <= offset) { |
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for (cu_context = dbg->de_cu_context; |
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cu_context != NULL; cu_context = cu_context->cc_next) { |
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if (offset >= cu_context->cc_debug_info_offset && |
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offset < cu_context->cc_debug_info_offset + |
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cu_context->cc_length + cu_context->cc_length_size |
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+ cu_context->cc_extension_size) { |
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return (cu_context); |
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} |
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} |
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} |
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for (cu_context = dbg->de_cu_context_list; |
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cu_context != NULL; cu_context = cu_context->cc_next) { |
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if (offset >= cu_context->cc_debug_info_offset && |
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offset < cu_context->cc_debug_info_offset + |
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cu_context->cc_length + cu_context->cc_length_size |
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+ cu_context->cc_extension_size) { |
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return (cu_context); |
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} |
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} |
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return (NULL); |
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} |
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/* |
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This routine checks the dwarf_offdie() list of |
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117 |
CU contexts for the right CU context. |
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changeset
|
118 |
*/ |
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parents:
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changeset
|
119 |
static Dwarf_CU_Context |
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parents:
diff
changeset
|
120 |
_dwarf_find_offdie_CU_Context(Dwarf_Debug dbg, Dwarf_Off offset) |
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parents:
diff
changeset
|
121 |
{ |
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parents:
diff
changeset
|
122 |
Dwarf_CU_Context cu_context; |
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parents:
diff
changeset
|
123 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
124 |
for (cu_context = dbg->de_offdie_cu_context; |
92d87f2e53c2
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parents:
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changeset
|
125 |
cu_context != NULL; cu_context = cu_context->cc_next) |
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parents:
diff
changeset
|
126 |
|
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parents:
diff
changeset
|
127 |
if (offset >= cu_context->cc_debug_info_offset && |
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Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
128 |
offset < cu_context->cc_debug_info_offset + |
92d87f2e53c2
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parents:
diff
changeset
|
129 |
cu_context->cc_length + cu_context->cc_length_size |
92d87f2e53c2
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parents:
diff
changeset
|
130 |
+ cu_context->cc_extension_size) |
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parents:
diff
changeset
|
131 |
|
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parents:
diff
changeset
|
132 |
return (cu_context); |
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parents:
diff
changeset
|
133 |
|
92d87f2e53c2
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parents:
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changeset
|
134 |
return (NULL); |
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parents:
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changeset
|
135 |
} |
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parents:
diff
changeset
|
136 |
|
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Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
137 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
138 |
/* |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
139 |
This function is used to create a CU Context for |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
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changeset
|
140 |
a compilation-unit that begins at offset in |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
141 |
.debug_info. The CU Context is attached to the |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
142 |
list of CU Contexts for this dbg. It is assumed |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
143 |
that the CU at offset has not been read before, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
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changeset
|
144 |
and so do not call this routine before making |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
145 |
sure of this with _dwarf_find_CU_Context(). |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
146 |
Returns NULL on error. As always, being an |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
147 |
internal routine, assumes a good dbg. |
92d87f2e53c2
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parents:
diff
changeset
|
148 |
|
92d87f2e53c2
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parents:
diff
changeset
|
149 |
This function must always set a dwarf error code |
92d87f2e53c2
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changeset
|
150 |
before returning NULL. Always. |
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parents:
diff
changeset
|
151 |
*/ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
152 |
static Dwarf_CU_Context |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
153 |
_dwarf_make_CU_Context(Dwarf_Debug dbg, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
154 |
Dwarf_Off offset, Dwarf_Error * error) |
92d87f2e53c2
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diff
changeset
|
155 |
{ |
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Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
156 |
Dwarf_CU_Context cu_context; |
92d87f2e53c2
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parents:
diff
changeset
|
157 |
Dwarf_Unsigned length; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
158 |
Dwarf_Signed abbrev_offset; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
159 |
Dwarf_Byte_Ptr cu_ptr; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
160 |
int local_extension_size = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
161 |
int local_length_size; |
92d87f2e53c2
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parents:
diff
changeset
|
162 |
|
92d87f2e53c2
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parents:
diff
changeset
|
163 |
cu_context = |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
164 |
(Dwarf_CU_Context) _dwarf_get_alloc(dbg, DW_DLA_CU_CONTEXT, 1); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
165 |
if (cu_context == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
166 |
_dwarf_error(dbg, error, DW_DLE_ALLOC_FAIL); |
92d87f2e53c2
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parents:
diff
changeset
|
167 |
return (NULL); |
92d87f2e53c2
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parents:
diff
changeset
|
168 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
169 |
cu_context->cc_dbg = dbg; |
92d87f2e53c2
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parents:
diff
changeset
|
170 |
|
92d87f2e53c2
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parents:
diff
changeset
|
171 |
cu_ptr = (Dwarf_Byte_Ptr) (dbg->de_debug_info + offset); |
92d87f2e53c2
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parents:
diff
changeset
|
172 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
173 |
/* READ_AREA_LENGTH updates cu_ptr for consumed bytes */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
174 |
READ_AREA_LENGTH(dbg, length, Dwarf_Unsigned, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
175 |
cu_ptr, local_length_size, local_extension_size); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
176 |
cu_context->cc_length_size = local_length_size; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
177 |
cu_context->cc_extension_size = local_extension_size; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
178 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
179 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
180 |
cu_context->cc_length = (Dwarf_Word) length; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
181 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
182 |
READ_UNALIGNED(dbg, cu_context->cc_version_stamp, Dwarf_Half, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
183 |
cu_ptr, sizeof(Dwarf_Half)); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
184 |
cu_ptr += sizeof(Dwarf_Half); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
185 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
186 |
READ_UNALIGNED(dbg, abbrev_offset, Dwarf_Signed, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
187 |
cu_ptr, local_length_size); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
188 |
cu_ptr += local_length_size; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
189 |
cu_context->cc_abbrev_offset = (Dwarf_Sword) abbrev_offset; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
190 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
191 |
cu_context->cc_address_size = *(Dwarf_Small *) cu_ptr; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
192 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
193 |
if ((length < CU_VERSION_STAMP_SIZE + local_length_size + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
194 |
CU_ADDRESS_SIZE_SIZE) || |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
195 |
(offset + length + local_length_size + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
196 |
local_extension_size > dbg->de_debug_info_size)) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
197 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
198 |
dwarf_dealloc(dbg, cu_context, DW_DLA_CU_CONTEXT); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
199 |
_dwarf_error(dbg, error, DW_DLE_CU_LENGTH_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
200 |
return (NULL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
201 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
202 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
203 |
if (cu_context->cc_address_size != dbg->de_pointer_size) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
204 |
dwarf_dealloc(dbg, cu_context, DW_DLA_CU_CONTEXT); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
205 |
_dwarf_error(dbg, error, DW_DLE_CU_ADDRESS_SIZE_BAD); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
206 |
return (NULL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
207 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
208 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
209 |
if (cu_context->cc_version_stamp != CURRENT_VERSION_STAMP |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
210 |
&& cu_context->cc_version_stamp != CURRENT_VERSION_STAMP3 |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
211 |
&& cu_context->cc_version_stamp != CURRENT_VERSION_STAMP4) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
212 |
dwarf_dealloc(dbg, cu_context, DW_DLA_CU_CONTEXT); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
213 |
_dwarf_error(dbg, error, DW_DLE_VERSION_STAMP_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
214 |
return (NULL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
215 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
216 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
217 |
if (abbrev_offset >= dbg->de_debug_abbrev_size) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
218 |
dwarf_dealloc(dbg, cu_context, DW_DLA_CU_CONTEXT); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
219 |
_dwarf_error(dbg, error, DW_DLE_ABBREV_OFFSET_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
220 |
return (NULL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
221 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
222 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
223 |
cu_context->cc_abbrev_hash_table = |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
224 |
(Dwarf_Hash_Table) _dwarf_get_alloc(dbg, DW_DLA_HASH_TABLE, 1); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
225 |
if (cu_context->cc_abbrev_hash_table == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
226 |
_dwarf_error(dbg, error, DW_DLE_ALLOC_FAIL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
227 |
return (NULL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
228 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
229 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
230 |
cu_context->cc_debug_info_offset = (Dwarf_Word) offset; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
231 |
dbg->de_info_last_offset = |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
232 |
(Dwarf_Word) (offset + length + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
233 |
local_extension_size + local_length_size); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
234 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
235 |
if (dbg->de_cu_context_list == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
236 |
dbg->de_cu_context_list = cu_context; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
237 |
dbg->de_cu_context_list_end = cu_context; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
238 |
} else { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
239 |
dbg->de_cu_context_list_end->cc_next = cu_context; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
240 |
dbg->de_cu_context_list_end = cu_context; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
241 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
242 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
243 |
return (cu_context); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
244 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
245 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
246 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
247 |
/* |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
248 |
Returns offset of next compilation-unit thru next_cu_offset |
92d87f2e53c2
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parents:
diff
changeset
|
249 |
pointer. |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
250 |
It basically sequentially moves from one |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
251 |
cu to the next. The current cu is recorded |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
252 |
internally by libdwarf. |
92d87f2e53c2
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parents:
diff
changeset
|
253 |
*/ |
92d87f2e53c2
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parents:
diff
changeset
|
254 |
int |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
255 |
dwarf_next_cu_header(Dwarf_Debug dbg, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
256 |
Dwarf_Unsigned * cu_header_length, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
257 |
Dwarf_Half * version_stamp, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
258 |
Dwarf_Unsigned * abbrev_offset, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
259 |
Dwarf_Half * address_size, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
260 |
Dwarf_Unsigned * next_cu_offset, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
261 |
Dwarf_Error * error) |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
262 |
{ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
263 |
/* Offset for current and new CU. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
264 |
Dwarf_Unsigned new_offset; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
265 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
266 |
/* CU Context for current CU. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
267 |
Dwarf_CU_Context cu_context; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
268 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
269 |
/* ***** BEGIN CODE ***** */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
270 |
|
92d87f2e53c2
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parents:
diff
changeset
|
271 |
if (dbg == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
272 |
_dwarf_error(NULL, error, DW_DLE_DBG_NULL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
273 |
return (DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
274 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
275 |
/* |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
276 |
Get offset into .debug_info of next CU. If dbg has no context, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
277 |
this has to be the first one. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
278 |
if (dbg->de_cu_context == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
279 |
new_offset = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
280 |
if (!dbg->de_debug_info) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
281 |
int res = _dwarf_load_debug_info(dbg, error); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
282 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
283 |
if (res != DW_DLV_OK) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
284 |
return res; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
285 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
286 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
287 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
288 |
} else { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
289 |
new_offset = dbg->de_cu_context->cc_debug_info_offset + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
290 |
dbg->de_cu_context->cc_length + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
291 |
dbg->de_cu_context->cc_length_size + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
292 |
dbg->de_cu_context->cc_extension_size; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
293 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
294 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
295 |
/* |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
296 |
Check that there is room in .debug_info beyond the new offset |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
297 |
for at least a new cu header. If not, return 0 to indicate end |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
298 |
of debug_info section, and reset de_cu_debug_info_offset to |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
299 |
enable looping back through the cu's. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
300 |
if ((new_offset + _dwarf_length_of_cu_header_simple(dbg)) >= |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
301 |
dbg->de_debug_info_size) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
302 |
dbg->de_cu_context = NULL; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
303 |
return (DW_DLV_NO_ENTRY); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
304 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
305 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
306 |
/* Check if this CU has been read before. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
307 |
cu_context = _dwarf_find_CU_Context(dbg, new_offset); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
308 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
309 |
/* If not, make CU Context for it. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
310 |
if (cu_context == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
311 |
cu_context = _dwarf_make_CU_Context(dbg, new_offset, error); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
312 |
if (cu_context == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
313 |
/* Error if CU Context could not be made. Since |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
314 |
_dwarf_make_CU_Context has already registered an error |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
315 |
we do not do that here: we let the lower error pass |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
316 |
thru. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
317 |
return (DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
318 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
319 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
320 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
321 |
dbg->de_cu_context = cu_context; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
322 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
323 |
if (cu_header_length != NULL) |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
324 |
*cu_header_length = cu_context->cc_length; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
325 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
326 |
if (version_stamp != NULL) |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
327 |
*version_stamp = cu_context->cc_version_stamp; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
328 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
329 |
if (abbrev_offset != NULL) |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
330 |
*abbrev_offset = cu_context->cc_abbrev_offset; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
331 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
332 |
if (address_size != NULL) |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
333 |
*address_size = cu_context->cc_address_size; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
334 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
335 |
new_offset = new_offset + cu_context->cc_length + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
336 |
cu_context->cc_length_size + cu_context->cc_extension_size; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
337 |
*next_cu_offset = new_offset; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
338 |
return (DW_DLV_OK); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
339 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
340 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
341 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
342 |
/* |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
343 |
This function does two slightly different things |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
344 |
depending on the input flag want_AT_sibling. If |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
345 |
this flag is true, it checks if the input die has |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
346 |
a DW_AT_sibling attribute. If it does it returns |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
347 |
a pointer to the start of the sibling die in the |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
348 |
.debug_info section. Otherwise it behaves the |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
349 |
same as the want_AT_sibling false case. |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
350 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
351 |
If the want_AT_sibling flag is false, it returns |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
352 |
a pointer to the immediately adjacent die in the |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
353 |
.debug_info section. |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
354 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
355 |
Die_info_end points to the end of the .debug_info |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
356 |
portion for the cu the die belongs to. It is used |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
357 |
to check that the search for the next die does not |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
358 |
cross the end of the current cu. Cu_info_start points |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
359 |
to the start of the .debug_info portion for the |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
360 |
current cu, and is used to add to the offset for |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
361 |
DW_AT_sibling attributes. Finally, has_die_child |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
362 |
is a pointer to a Dwarf_Bool that is set true if |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
363 |
the present die has children, false otherwise. |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
364 |
However, in case want_AT_child is true and the die |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
365 |
has a DW_AT_sibling attribute *has_die_child is set |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
366 |
false to indicate that the children are being skipped. |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
367 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
368 |
die_info_end points to the last byte+1 of the cu. |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
369 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
370 |
*/ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
371 |
static Dwarf_Byte_Ptr |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
372 |
_dwarf_next_die_info_ptr(Dwarf_Byte_Ptr die_info_ptr, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
373 |
Dwarf_CU_Context cu_context, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
374 |
Dwarf_Byte_Ptr die_info_end, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
375 |
Dwarf_Byte_Ptr cu_info_start, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
376 |
Dwarf_Bool want_AT_sibling, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
377 |
Dwarf_Bool * has_die_child) |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
378 |
{ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
379 |
Dwarf_Byte_Ptr info_ptr; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
380 |
Dwarf_Byte_Ptr abbrev_ptr; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
381 |
Dwarf_Word abbrev_code; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
382 |
Dwarf_Abbrev_List abbrev_list; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
383 |
Dwarf_Half attr; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
384 |
Dwarf_Half attr_form; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
385 |
Dwarf_Unsigned offset; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
386 |
Dwarf_Word leb128_length; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
387 |
Dwarf_Unsigned utmp; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
388 |
Dwarf_Debug dbg; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
389 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
390 |
info_ptr = die_info_ptr; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
391 |
DECODE_LEB128_UWORD(info_ptr, utmp); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
392 |
abbrev_code = (Dwarf_Word) utmp; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
393 |
if (abbrev_code == 0) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
394 |
return NULL; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
395 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
396 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
397 |
abbrev_list = _dwarf_get_abbrev_for_code(cu_context, abbrev_code); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
398 |
if (abbrev_list == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
399 |
return (NULL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
400 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
401 |
dbg = cu_context->cc_dbg; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
402 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
403 |
*has_die_child = abbrev_list->ab_has_child; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
404 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
405 |
abbrev_ptr = abbrev_list->ab_abbrev_ptr; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
406 |
do { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
407 |
Dwarf_Unsigned utmp2; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
408 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
409 |
DECODE_LEB128_UWORD(abbrev_ptr, utmp2); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
410 |
attr = (Dwarf_Half) utmp2; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
411 |
DECODE_LEB128_UWORD(abbrev_ptr, utmp2); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
412 |
attr_form = (Dwarf_Half) utmp2; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
413 |
if (attr_form == DW_FORM_indirect) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
414 |
Dwarf_Unsigned utmp6; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
415 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
416 |
/* READ_UNALIGNED does update info_ptr */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
417 |
DECODE_LEB128_UWORD(info_ptr, utmp6); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
418 |
attr_form = (Dwarf_Half) utmp6; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
419 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
420 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
421 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
422 |
if (want_AT_sibling && attr == DW_AT_sibling) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
423 |
switch (attr_form) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
424 |
case DW_FORM_ref1: |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
425 |
offset = *(Dwarf_Small *) info_ptr; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
426 |
break; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
427 |
case DW_FORM_ref2: |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
428 |
READ_UNALIGNED(dbg, offset, Dwarf_Unsigned, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
429 |
info_ptr, sizeof(Dwarf_Half)); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
430 |
break; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
431 |
case DW_FORM_ref4: |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
432 |
READ_UNALIGNED(dbg, offset, Dwarf_Unsigned, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
433 |
info_ptr, sizeof(Dwarf_ufixed)); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
434 |
break; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
435 |
case DW_FORM_ref8: |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
436 |
READ_UNALIGNED(dbg, offset, Dwarf_Unsigned, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
437 |
info_ptr, sizeof(Dwarf_Unsigned)); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
438 |
break; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
439 |
case DW_FORM_ref_udata: |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
440 |
offset = |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
441 |
_dwarf_decode_u_leb128(info_ptr, &leb128_length); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
442 |
break; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
443 |
default: |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
444 |
return (NULL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
445 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
446 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
447 |
/* Reset *has_die_child to indicate children skipped. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
448 |
*has_die_child = false; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
449 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
450 |
/* A value beyond die_info_end indicates an error. Exactly |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
451 |
at die_info_end means 1-past-cu-end and simply means we |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
452 |
are at the end, do not return NULL. Higher level code |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
453 |
will detect that we are at the end. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
454 |
if (cu_info_start + offset > die_info_end) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
455 |
/* Error case, bad DWARF. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
456 |
return (NULL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
457 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
458 |
/* At or before end-of-cu */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
459 |
return (cu_info_start + offset); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
460 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
461 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
462 |
if (attr_form != 0) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
463 |
info_ptr += _dwarf_get_size_of_val(cu_context->cc_dbg, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
464 |
attr_form, info_ptr, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
465 |
cu_context-> |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
466 |
cc_length_size); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
467 |
/* It is ok for info_ptr == die_info_end, as we will test |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
468 |
later before using a too-large info_ptr */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
469 |
if (info_ptr > die_info_end) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
470 |
/* More than one-past-end indicates a bug somewhere, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
471 |
likely bad dwarf generation. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
472 |
return (NULL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
473 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
474 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
475 |
} while (attr != 0 || attr_form != 0); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
476 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
477 |
return (info_ptr); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
478 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
479 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
480 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
481 |
/* |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
482 |
Given a Dwarf_Debug dbg, and a Dwarf_Die die, it returns |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
483 |
a Dwarf_Die for the sibling of die. In case die is NULL, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
484 |
it returns (thru ptr) a Dwarf_Die for the first die in the current |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
485 |
cu in dbg. Returns DW_DLV_ERROR on error. |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
486 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
487 |
It is assumed that every sibling chain including those with |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
488 |
only one element is terminated with a NULL die, except a |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
489 |
chain with only a NULL die. |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
490 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
491 |
The algorithm moves from one die to the adjacent one. It |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
492 |
returns when the depth of children it sees equals the number |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
493 |
of sibling chain terminations. A single count, child_depth |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
494 |
is used to track the depth of children and sibling terminations |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
495 |
encountered. Child_depth is incremented when a die has the |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
496 |
Has-Child flag set unless the child happens to be a NULL die. |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
497 |
Child_depth is decremented when a die has Has-Child false, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
498 |
and the adjacent die is NULL. Algorithm returns when |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
499 |
child_depth is 0. |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
500 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
501 |
**NOTE: Do not modify input die, since it is used at the end. |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
502 |
*/ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
503 |
int |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
504 |
dwarf_siblingof(Dwarf_Debug dbg, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
505 |
Dwarf_Die die, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
506 |
Dwarf_Die * caller_ret_die, Dwarf_Error * error) |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
507 |
{ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
508 |
Dwarf_Die ret_die; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
509 |
Dwarf_Byte_Ptr die_info_ptr; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
510 |
Dwarf_Byte_Ptr cu_info_start = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
511 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
512 |
/* die_info_end points 1-past end of die (once set) */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
513 |
Dwarf_Byte_Ptr die_info_end = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
514 |
Dwarf_Half abbrev_code; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
515 |
Dwarf_Unsigned utmp; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
516 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
517 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
518 |
if (dbg == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
519 |
_dwarf_error(NULL, error, DW_DLE_DBG_NULL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
520 |
return (DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
521 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
522 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
523 |
if (die == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
524 |
/* Find root die of cu */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
525 |
/* die_info_end is untouched here, need not be set in this |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
526 |
branch. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
527 |
Dwarf_Off off2; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
528 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
529 |
/* If we've not loaded debug_info, de_cu_context will be NULL, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
530 |
so no need to laod */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
531 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
532 |
if (dbg->de_cu_context == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
533 |
_dwarf_error(dbg, error, DW_DLE_DBG_NO_CU_CONTEXT); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
534 |
return (DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
535 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
536 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
537 |
off2 = dbg->de_cu_context->cc_debug_info_offset; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
538 |
die_info_ptr = dbg->de_debug_info + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
539 |
off2 + _dwarf_length_of_cu_header(dbg, off2); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
540 |
} else { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
541 |
/* Find sibling die. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
542 |
Dwarf_Bool has_child = false; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
543 |
Dwarf_Sword child_depth; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
544 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
545 |
/* We cannot have a legal die unless debug_info was loaded, so |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
546 |
no need to load debug_info here. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
547 |
CHECK_DIE(die, DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
548 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
549 |
die_info_ptr = die->di_debug_info_ptr; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
550 |
if (*die_info_ptr == 0) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
551 |
return (DW_DLV_NO_ENTRY); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
552 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
553 |
cu_info_start = dbg->de_debug_info + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
554 |
die->di_cu_context->cc_debug_info_offset; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
555 |
die_info_end = cu_info_start + die->di_cu_context->cc_length + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
556 |
die->di_cu_context->cc_length_size + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
557 |
die->di_cu_context->cc_extension_size; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
558 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
559 |
if ((*die_info_ptr) == 0) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
560 |
return (DW_DLV_NO_ENTRY); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
561 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
562 |
child_depth = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
563 |
do { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
564 |
die_info_ptr = _dwarf_next_die_info_ptr(die_info_ptr, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
565 |
die->di_cu_context, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
566 |
die_info_end, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
567 |
cu_info_start, true, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
568 |
&has_child); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
569 |
if (die_info_ptr == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
570 |
_dwarf_error(dbg, error, DW_DLE_NEXT_DIE_PTR_NULL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
571 |
return (DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
572 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
573 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
574 |
/* die_info_end is one past end. Do not read it! |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
575 |
A test for ``!= die_info_end'' would work as well, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
576 |
but perhaps < reads more like the meaning. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
577 |
if(die_info_ptr < die_info_end) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
578 |
if ((*die_info_ptr) == 0 && has_child) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
579 |
die_info_ptr++; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
580 |
has_child = false; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
581 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
582 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
583 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
584 |
/* die_info_ptr can be one-past-end. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
585 |
if ((die_info_ptr == die_info_end) || |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
586 |
((*die_info_ptr) == 0)) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
587 |
for (; child_depth > 0 && *die_info_ptr == 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
588 |
child_depth--, die_info_ptr++); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
589 |
} else { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
590 |
child_depth = has_child ? child_depth + 1 : child_depth; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
591 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
592 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
593 |
} while (child_depth != 0); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
594 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
595 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
596 |
/* die_info_ptr > die_info_end is really a bug (possibly in dwarf |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
597 |
generation)(but we are past end, no more DIEs here), whereas |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
598 |
die_info_ptr == die_info_end means 'one past end, no more DIEs |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
599 |
here'. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
600 |
if (die != NULL && die_info_ptr >= die_info_end) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
601 |
return (DW_DLV_NO_ENTRY); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
602 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
603 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
604 |
if ((*die_info_ptr) == 0) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
605 |
return (DW_DLV_NO_ENTRY); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
606 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
607 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
608 |
ret_die = (Dwarf_Die) _dwarf_get_alloc(dbg, DW_DLA_DIE, 1); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
609 |
if (ret_die == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
610 |
_dwarf_error(dbg, error, DW_DLE_ALLOC_FAIL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
611 |
return (DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
612 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
613 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
614 |
ret_die->di_debug_info_ptr = die_info_ptr; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
615 |
ret_die->di_cu_context = |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
616 |
die == NULL ? dbg->de_cu_context : die->di_cu_context; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
617 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
618 |
DECODE_LEB128_UWORD(die_info_ptr, utmp); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
619 |
abbrev_code = (Dwarf_Half) utmp; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
620 |
if (abbrev_code == 0) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
621 |
/* Zero means a null DIE */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
622 |
dwarf_dealloc(dbg, ret_die, DW_DLA_DIE); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
623 |
return (DW_DLV_NO_ENTRY); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
624 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
625 |
ret_die->di_abbrev_list = |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
626 |
_dwarf_get_abbrev_for_code(ret_die->di_cu_context, abbrev_code); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
627 |
if (ret_die->di_abbrev_list == NULL || (die == NULL && |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
628 |
ret_die->di_abbrev_list-> |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
629 |
ab_tag != |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
630 |
DW_TAG_compile_unit)) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
631 |
dwarf_dealloc(dbg, ret_die, DW_DLA_DIE); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
632 |
_dwarf_error(dbg, error, DW_DLE_FIRST_DIE_NOT_CU); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
633 |
return (DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
634 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
635 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
636 |
*caller_ret_die = ret_die; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
637 |
return (DW_DLV_OK); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
638 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
639 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
640 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
641 |
int |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
642 |
dwarf_child(Dwarf_Die die, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
643 |
Dwarf_Die * caller_ret_die, Dwarf_Error * error) |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
644 |
{ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
645 |
Dwarf_Byte_Ptr die_info_ptr = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
646 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
647 |
/* die_info_end points one-past-end of die area. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
648 |
Dwarf_Byte_Ptr die_info_end = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
649 |
Dwarf_Die ret_die = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
650 |
Dwarf_Bool has_die_child = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
651 |
Dwarf_Debug dbg; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
652 |
Dwarf_Half abbrev_code = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
653 |
Dwarf_Unsigned utmp = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
654 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
655 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
656 |
CHECK_DIE(die, DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
657 |
dbg = die->di_cu_context->cc_dbg; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
658 |
die_info_ptr = die->di_debug_info_ptr; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
659 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
660 |
/* NULL die has no child. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
661 |
if ((*die_info_ptr) == 0) |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
662 |
return (DW_DLV_NO_ENTRY); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
663 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
664 |
die_info_end = dbg->de_debug_info + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
665 |
die->di_cu_context->cc_debug_info_offset + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
666 |
die->di_cu_context->cc_length + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
667 |
die->di_cu_context->cc_length_size + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
668 |
die->di_cu_context->cc_extension_size; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
669 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
670 |
die_info_ptr = |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
671 |
_dwarf_next_die_info_ptr(die_info_ptr, die->di_cu_context, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
672 |
die_info_end, NULL, false, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
673 |
&has_die_child); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
674 |
if (die_info_ptr == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
675 |
_dwarf_error(dbg, error, DW_DLE_NEXT_DIE_PTR_NULL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
676 |
return (DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
677 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
678 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
679 |
if (!has_die_child) |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
680 |
return (DW_DLV_NO_ENTRY); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
681 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
682 |
ret_die = (Dwarf_Die) _dwarf_get_alloc(dbg, DW_DLA_DIE, 1); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
683 |
if (ret_die == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
684 |
_dwarf_error(dbg, error, DW_DLE_ALLOC_FAIL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
685 |
return (DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
686 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
687 |
ret_die->di_debug_info_ptr = die_info_ptr; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
688 |
ret_die->di_cu_context = die->di_cu_context; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
689 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
690 |
DECODE_LEB128_UWORD(die_info_ptr, utmp); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
691 |
abbrev_code = (Dwarf_Half) utmp; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
692 |
if (abbrev_code == 0) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
693 |
/* We have arrived at a null DIE, at the end of a CU or the end |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
694 |
of a list of siblings. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
695 |
*caller_ret_die = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
696 |
dwarf_dealloc(dbg, ret_die, DW_DLA_DIE); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
697 |
return DW_DLV_NO_ENTRY; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
698 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
699 |
ret_die->di_abbrev_list = |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
700 |
_dwarf_get_abbrev_for_code(die->di_cu_context, abbrev_code); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
701 |
if (ret_die->di_abbrev_list == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
702 |
dwarf_dealloc(dbg, ret_die, DW_DLA_DIE); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
703 |
_dwarf_error(dbg, error, DW_DLE_DIE_BAD); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
704 |
return (DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
705 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
706 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
707 |
*caller_ret_die = ret_die; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
708 |
return (DW_DLV_OK); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
709 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
710 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
711 |
/* |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
712 |
Given a die offset, this returns |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
713 |
a pointer to a DIE thru *new_die. |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
714 |
It is up to the caller to do a |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
715 |
dwarf_dealloc(dbg,*new_die,DW_DLE_DIE); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
716 |
*/ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
717 |
int |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
718 |
dwarf_offdie(Dwarf_Debug dbg, |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
719 |
Dwarf_Off offset, Dwarf_Die * new_die, Dwarf_Error * error) |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
720 |
{ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
721 |
Dwarf_CU_Context cu_context; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
722 |
Dwarf_Off new_cu_offset = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
723 |
Dwarf_Die die = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
724 |
Dwarf_Byte_Ptr info_ptr = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
725 |
Dwarf_Half abbrev_code = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
726 |
Dwarf_Unsigned utmp = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
727 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
728 |
if (dbg == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
729 |
_dwarf_error(NULL, error, DW_DLE_DBG_NULL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
730 |
return (DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
731 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
732 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
733 |
cu_context = _dwarf_find_CU_Context(dbg, offset); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
734 |
if (cu_context == NULL) |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
735 |
cu_context = _dwarf_find_offdie_CU_Context(dbg, offset); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
736 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
737 |
if (cu_context == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
738 |
int res = _dwarf_load_debug_info(dbg, error); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
739 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
740 |
if (res != DW_DLV_OK) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
741 |
return res; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
742 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
743 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
744 |
if (dbg->de_offdie_cu_context_end != NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
745 |
Dwarf_CU_Context lcu_context = |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
746 |
dbg->de_offdie_cu_context_end; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
747 |
new_cu_offset = |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
748 |
lcu_context->cc_debug_info_offset + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
749 |
lcu_context->cc_length + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
750 |
lcu_context->cc_length_size + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
751 |
lcu_context->cc_extension_size; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
752 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
753 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
754 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
755 |
do { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
756 |
if ((new_cu_offset + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
757 |
_dwarf_length_of_cu_header_simple(dbg)) >= |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
758 |
dbg->de_debug_info_size) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
759 |
_dwarf_error(dbg, error, DW_DLE_OFFSET_BAD); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
760 |
return (DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
761 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
762 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
763 |
cu_context = |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
764 |
_dwarf_make_CU_Context(dbg, new_cu_offset, error); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
765 |
if (cu_context == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
766 |
/* Error if CU Context could not be made. Since |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
767 |
_dwarf_make_CU_Context has already registered an |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
768 |
error we do not do that here: we let the lower error |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
769 |
pass thru. */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
770 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
771 |
return (DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
772 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
773 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
774 |
if (dbg->de_offdie_cu_context == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
775 |
dbg->de_offdie_cu_context = cu_context; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
776 |
dbg->de_offdie_cu_context_end = cu_context; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
777 |
} else { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
778 |
dbg->de_offdie_cu_context_end->cc_next = cu_context; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
779 |
dbg->de_offdie_cu_context_end = cu_context; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
780 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
781 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
782 |
new_cu_offset = new_cu_offset + cu_context->cc_length + |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
783 |
cu_context->cc_length_size; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
784 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
785 |
} while (offset >= new_cu_offset); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
786 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
787 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
788 |
die = (Dwarf_Die) _dwarf_get_alloc(dbg, DW_DLA_DIE, 1); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
789 |
if (die == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
790 |
_dwarf_error(dbg, error, DW_DLE_ALLOC_FAIL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
791 |
return (DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
792 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
793 |
die->di_cu_context = cu_context; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
794 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
795 |
info_ptr = dbg->de_debug_info + offset; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
796 |
die->di_debug_info_ptr = info_ptr; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
797 |
DECODE_LEB128_UWORD(info_ptr, utmp); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
798 |
abbrev_code = (Dwarf_Half) utmp; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
799 |
if (abbrev_code == 0) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
800 |
/* we are at a null DIE (or there is a bug). */ |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
801 |
*new_die = 0; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
802 |
dwarf_dealloc(dbg, die, DW_DLA_DIE); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
803 |
return DW_DLV_NO_ENTRY; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
804 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
805 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
806 |
die->di_abbrev_list = |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
807 |
_dwarf_get_abbrev_for_code(cu_context, abbrev_code); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
808 |
if (die->di_abbrev_list == NULL) { |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
809 |
dwarf_dealloc(dbg, die, DW_DLA_DIE); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
810 |
_dwarf_error(dbg, error, DW_DLE_DIE_ABBREV_LIST_NULL); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
811 |
return (DW_DLV_ERROR); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
812 |
} |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
813 |
|
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
814 |
*new_die = die; |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
815 |
return (DW_DLV_OK); |
92d87f2e53c2
Added ELF4ROM and e32test-driver
Martin Trojer <martin.trojer@nokia.com>
parents:
diff
changeset
|
816 |
} |