Imported Upstream version 20120410upstream/20120410upstream

1 files changed, 142 insertions, 0 deletions

diff --git a/libdwarf/dwarf_pubtypes.c b/libdwarf/dwarf_pubtypes.c
new file mode 100644
index 0000000..adc1ce3
--- /dev/null
+++ b/libdwarf/dwarf_pubtypes.c
@@ -0,0 +1,142 @@
+/*
+
+  Copyright (C) 2000,2002,2004,2005 Silicon Graphics, Inc.  All Rights Reserved.
+  Portions Copyright (C) 2009-2010 David Anderson. All Rights Reserved.
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms of version 2.1 of the GNU Lesser General Public License 
+  as published by the Free Software Foundation.
+
+  This program is distributed in the hope that it would be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
+
+  Further, this software is distributed without any warranty that it is
+  free of the rightful claim of any third person regarding infringement 
+  or the like.  Any license provided herein, whether implied or 
+  otherwise, applies only to this software file.  Patent licenses, if
+  any, provided herein do not apply to combinations of this program with 
+  other software, or any other product whatsoever.  
+
+  You should have received a copy of the GNU Lesser General Public 
+  License along with this program; if not, write the Free Software 
+  Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston MA 02110-1301,
+  USA.
+
+  Contact information:  Silicon Graphics, Inc., 1500 Crittenden Lane,
+  Mountain View, CA 94043, or:
+
+  http://www.sgi.com
+
+  For further information regarding this notice, see:
+
+  http://oss.sgi.com/projects/GenInfo/NoticeExplan
+
+*/
+
+/* Reads DWARF3 .debug_pubtypes section. */
+
+
+#include "config.h"
+#include "dwarf_incl.h"
+#include <stdio.h>
+#include "dwarf_types.h"
+#include "dwarf_global.h"
+
+int
+dwarf_get_pubtypes(Dwarf_Debug dbg,
+    Dwarf_Type ** types,
+    Dwarf_Signed * ret_type_count, Dwarf_Error * error)
+{
+    int res = _dwarf_load_section(dbg, &dbg->de_debug_pubtypes,error);
+    if (res != DW_DLV_OK) {
+        return res;
+    }
+    if (!dbg->de_debug_pubtypes.dss_size) {
+        return (DW_DLV_NO_ENTRY);
+    }
+
+
+    return _dwarf_internal_get_pubnames_like_data(dbg, 
+        dbg->de_debug_pubtypes.dss_data, 
+        dbg->de_debug_pubtypes.dss_size, 
+        (Dwarf_Global **) types, /* Type punning for sections 
+            with identical format. */
+        ret_type_count, error, 
+        DW_DLA_PUBTYPES_CONTEXT, 
+        DW_DLA_GLOBAL, /* We don't have DW_DLA_PUBTYPES, 
+            so use DW_DLA_GLOBAL. */
+        DW_DLE_DEBUG_PUBTYPES_LENGTH_BAD,
+        DW_DLE_DEBUG_PUBTYPES_VERSION_ERROR);
+}
+
+/* Deallocating fully requires deallocating the list
+   and all entries.  But some internal data is
+   not exposed, so we need a function with internal knowledge.
+*/
+
+void
+dwarf_pubtypes_dealloc(Dwarf_Debug dbg, Dwarf_Type * dwgl,
+    Dwarf_Signed count)
+{
+    _dwarf_internal_globals_dealloc(dbg, 
+        (Dwarf_Global *) dwgl, 
+        count, 
+        DW_DLA_PUBTYPES_CONTEXT, 
+        DW_DLA_GLOBAL, /* We don't have DW_DLA_PUBTYPES, 
+            so use DW_DLA_GLOBAL. */
+        DW_DLA_LIST);
+    return;
+}
+
+
+
+int
+dwarf_pubtypename(Dwarf_Type type_in, char **ret_name,
+    Dwarf_Error * error)
+{
+    Dwarf_Global type = (Dwarf_Global) type_in;
+    if (type == NULL) {
+        _dwarf_error(NULL, error, DW_DLE_TYPE_NULL);
+        return (DW_DLV_ERROR);
+    }
+    *ret_name = (char *) (type->gl_name);
+    return DW_DLV_OK;
+}
+
+
+int
+dwarf_pubtype_type_die_offset(Dwarf_Type type_in,
+    Dwarf_Off * ret_offset,
+    Dwarf_Error * error)
+{
+    Dwarf_Global type = (Dwarf_Global) type_in;
+
+    return dwarf_global_die_offset(type, ret_offset, error);
+}
+
+
+int
+dwarf_pubtype_cu_offset(Dwarf_Type type_in,
+    Dwarf_Off * ret_offset, Dwarf_Error * error)
+{
+    Dwarf_Global type = (Dwarf_Global) type_in;
+
+    return dwarf_global_cu_offset(type, ret_offset, error);
+
+}
+
+
+int
+dwarf_pubtype_name_offsets(Dwarf_Type type_in,
+    char **returned_name,
+    Dwarf_Off * die_offset,
+    Dwarf_Off * cu_die_offset,
+    Dwarf_Error * error)
+{
+    Dwarf_Global type = (Dwarf_Global) type_in;
+
+    return dwarf_global_name_offsets(type,
+        returned_name,
+        die_offset, cu_die_offset, error);
+}