/* Python interface to types.
- Copyright (C) 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
+ Copyright (C) 2008-2012 Free Software Foundation, Inc.
This file is part of GDB.
#include "language.h"
#include "vec.h"
#include "bcache.h"
+#include "dwarf2loc.h"
typedef struct pyty_type_object
{
static PyTypeObject field_object_type;
+/* A type iterator object. */
+typedef struct {
+ PyObject_HEAD
+ /* The current field index. */
+ int field;
+ /* What to return. */
+ enum gdbpy_iter_kind kind;
+ /* Pointer back to the original source type object. */
+ struct pyty_type_object *source;
+} typy_iterator_object;
+
+static PyTypeObject type_iterator_object_type;
+
/* This is used to initialize various gdb.TYPE_ constants. */
struct pyty_code
{
const char *name;
};
+/* Forward declarations. */
+static PyObject *typy_make_iter (PyObject *self, enum gdbpy_iter_kind kind);
+
#define ENTRY(X) { X, #X }
static struct pyty_code pyty_codes[] =
}
/* Helper function for typy_fields which converts a single field to a
- dictionary. Returns NULL on error. */
+ gdb.Field object. Returns NULL on error. */
+
static PyObject *
convert_field (struct type *type, int field)
{
if (!field_is_static (&TYPE_FIELD (type, field)))
{
- arg = PyLong_FromLong (TYPE_FIELD_BITPOS (type, field));
+ const char *attrstring;
+
+ if (TYPE_CODE (type) == TYPE_CODE_ENUM)
+ {
+ arg = gdb_py_long_from_longest (TYPE_FIELD_ENUMVAL (type, field));
+ attrstring = "enumval";
+ }
+ else
+ {
+ arg = gdb_py_long_from_longest (TYPE_FIELD_BITPOS (type, field));
+ attrstring = "bitpos";
+ }
+
if (!arg)
goto fail;
- if (PyObject_SetAttrString (result, "bitpos", arg) < 0)
+ /* At least python-2.4 had the second parameter non-const. */
+ if (PyObject_SetAttrString (result, (char *) attrstring, arg) < 0)
goto failarg;
}
return NULL;
}
-/* Return a sequence of all fields. Each field is a dictionary with
- some pre-defined keys. */
+/* Helper function to return the name of a field, as a gdb.Field object.
+ If the field doesn't have a name, None is returned. */
+
static PyObject *
-typy_fields (PyObject *self, PyObject *args)
+field_name (struct type *type, int field)
{
PyObject *result;
- int i;
- struct type *type = ((type_object *) self)->type;
+
+ if (TYPE_FIELD_NAME (type, field))
+ result = PyString_FromString (TYPE_FIELD_NAME (type, field));
+ else
+ {
+ result = Py_None;
+ Py_INCREF (result);
+ }
+ return result;
+}
+
+/* Helper function for Type standard mapping methods. Returns a
+ Python object for field i of the type. "kind" specifies what to
+ return: the name of the field, a gdb.Field object corresponding to
+ the field, or a tuple consisting of field name and gdb.Field
+ object. */
+
+static PyObject *
+make_fielditem (struct type *type, int i, enum gdbpy_iter_kind kind)
+{
+ PyObject *item = NULL, *key = NULL, *value = NULL;
+
+ switch (kind)
+ {
+ case iter_items:
+ key = field_name (type, i);
+ if (key == NULL)
+ goto fail;
+ value = convert_field (type, i);
+ if (value == NULL)
+ goto fail;
+ item = PyTuple_New (2);
+ if (item == NULL)
+ goto fail;
+ PyTuple_SET_ITEM (item, 0, key);
+ PyTuple_SET_ITEM (item, 1, value);
+ break;
+ case iter_keys:
+ item = field_name (type, i);
+ break;
+ case iter_values:
+ item = convert_field (type, i);
+ break;
+ }
+ return item;
+
+ fail:
+ Py_XDECREF (key);
+ Py_XDECREF (value);
+ Py_XDECREF (item);
+ return NULL;
+}
+
+/* Return a sequence of all field names, fields, or (name, field) pairs.
+ Each field is a gdb.Field object. */
+
+static PyObject *
+typy_fields_items (PyObject *self, enum gdbpy_iter_kind kind)
+{
+ PyObject *py_type = self;
+ PyObject *result = NULL, *iter = NULL;
volatile struct gdb_exception except;
+ struct type *type = ((type_object *) py_type)->type;
+ struct type *checked_type = type;
TRY_CATCH (except, RETURN_MASK_ALL)
{
- CHECK_TYPEDEF (type);
+ CHECK_TYPEDEF (checked_type);
}
GDB_PY_HANDLE_EXCEPTION (except);
- /* We would like to make a tuple here, make fields immutable, and
- then memoize the result (and perhaps make Field.type() lazy).
- However, that can lead to cycles. */
- result = PyList_New (0);
-
- for (i = 0; i < TYPE_NFIELDS (type); ++i)
+ if (checked_type != type)
+ py_type = type_to_type_object (checked_type);
+ iter = typy_make_iter (py_type, kind);
+ if (checked_type != type)
{
- PyObject *dict = convert_field (type, i);
-
- if (!dict)
- {
- Py_DECREF (result);
- return NULL;
- }
- if (PyList_Append (result, dict))
- {
- Py_DECREF (dict);
- Py_DECREF (result);
- return NULL;
- }
- Py_DECREF (dict);
+ /* Need to wrap this in braces because Py_DECREF isn't wrapped
+ in a do{}while(0). */
+ Py_DECREF (py_type);
+ }
+ if (iter != NULL)
+ {
+ result = PySequence_List (iter);
+ Py_DECREF (iter);
}
return result;
}
+/* Return a sequence of all fields. Each field is a gdb.Field object. */
+
+static PyObject *
+typy_values (PyObject *self, PyObject *args)
+{
+ return typy_fields_items (self, iter_values);
+}
+
+/* Return a sequence of all fields. Each field is a gdb.Field object.
+ This method is similar to typy_values, except where the supplied
+ gdb.Type is an array, in which case it returns a list of one entry
+ which is a gdb.Field object for a range (the array bounds). */
+
+static PyObject *
+typy_fields (PyObject *self, PyObject *args)
+{
+ struct type *type = ((type_object *) self)->type;
+ PyObject *r, *rl;
+
+ if (TYPE_CODE (type) != TYPE_CODE_ARRAY)
+ return typy_fields_items (self, iter_values);
+
+ /* Array type. Handle this as a special case because the common
+ machinery wants struct or union or enum types. Build a list of
+ one entry which is the range for the array. */
+ r = convert_field (type, 0);
+ if (r == NULL)
+ return NULL;
+
+ rl = Py_BuildValue ("[O]", r);
+ if (rl == NULL)
+ {
+ Py_DECREF (r);
+ }
+
+ return rl;
+}
+
+/* Return a sequence of all field names. Each field is a gdb.Field object. */
+
+static PyObject *
+typy_field_names (PyObject *self, PyObject *args)
+{
+ return typy_fields_items (self, iter_keys);
+}
+
+/* Return a sequence of all (name, fields) pairs. Each field is a
+ gdb.Field object. */
+
+static PyObject *
+typy_items (PyObject *self, PyObject *args)
+{
+ return typy_fields_items (self, iter_items);
+}
+
/* Return the type's tag, or None. */
static PyObject *
typy_get_tag (PyObject *self, void *closure)
typy_strip_typedefs (PyObject *self, PyObject *args)
{
struct type *type = ((type_object *) self)->type;
+ volatile struct gdb_exception except;
+
+ TRY_CATCH (except, RETURN_MASK_ALL)
+ {
+ type = check_typedef (type);
+ }
+ GDB_PY_HANDLE_EXCEPTION (except);
return type_to_type_object (check_typedef (type));
}
+/* Strip typedefs and pointers/reference from a type. Then check that
+ it is a struct, union, or enum type. If not, raise TypeError. */
+
+static struct type *
+typy_get_composite (struct type *type)
+{
+ volatile struct gdb_exception except;
+
+ for (;;)
+ {
+ TRY_CATCH (except, RETURN_MASK_ALL)
+ {
+ CHECK_TYPEDEF (type);
+ }
+ /* Don't use GDB_PY_HANDLE_EXCEPTION here because that returns
+ a (NULL) pointer of the wrong type. */
+ if (except.reason < 0)
+ {
+ gdbpy_convert_exception (except);
+ return NULL;
+ }
+
+ if (TYPE_CODE (type) != TYPE_CODE_PTR
+ && TYPE_CODE (type) != TYPE_CODE_REF)
+ break;
+ type = TYPE_TARGET_TYPE (type);
+ }
+
+ /* If this is not a struct, union, or enum type, raise TypeError
+ exception. */
+ if (TYPE_CODE (type) != TYPE_CODE_STRUCT
+ && TYPE_CODE (type) != TYPE_CODE_UNION
+ && TYPE_CODE (type) != TYPE_CODE_ENUM)
+ {
+ PyErr_SetString (PyExc_TypeError,
+ "Type is not a structure, union, or enum type.");
+ return NULL;
+ }
+
+ return type;
+}
+
/* Return an array type. */
static PyObject *
}
/* Ignore exceptions. */
- return PyLong_FromLong (TYPE_LENGTH (type));
+ return gdb_py_long_from_longest (TYPE_LENGTH (type));
}
static struct type *
-typy_lookup_typename (const char *type_name, struct block *block)
+typy_lookup_typename (const char *type_name, const struct block *block)
{
struct type *type = NULL;
volatile struct gdb_exception except;
}
if (except.reason < 0)
{
- PyErr_Format (except.reason == RETURN_QUIT
- ? PyExc_KeyboardInterrupt : PyExc_RuntimeError,
- "%s", except.message);
+ gdbpy_convert_exception (except);
return NULL;
}
static struct type *
typy_lookup_type (struct demangle_component *demangled,
- struct block *block)
+ const struct block *block)
{
- struct type *type;
- char *type_name;
+ struct type *type, *rtype = NULL;
+ char *type_name = NULL;
enum demangle_component_type demangled_type;
+ volatile struct gdb_exception except;
/* Save the type: typy_lookup_type() may (indirectly) overwrite
memory pointed by demangled. */
if (! type)
return NULL;
- switch (demangled_type)
+ TRY_CATCH (except, RETURN_MASK_ALL)
+ {
+ /* If the demangled_type matches with one of the types
+ below, run the corresponding function and save the type
+ to return later. We cannot just return here as we are in
+ an exception handler. */
+ switch (demangled_type)
+ {
+ case DEMANGLE_COMPONENT_REFERENCE:
+ rtype = lookup_reference_type (type);
+ break;
+ case DEMANGLE_COMPONENT_POINTER:
+ rtype = lookup_pointer_type (type);
+ break;
+ case DEMANGLE_COMPONENT_CONST:
+ rtype = make_cv_type (1, 0, type, NULL);
+ break;
+ case DEMANGLE_COMPONENT_VOLATILE:
+ rtype = make_cv_type (0, 1, type, NULL);
+ break;
+ }
+ }
+ if (except.reason < 0)
{
- case DEMANGLE_COMPONENT_REFERENCE:
- return lookup_reference_type (type);
- case DEMANGLE_COMPONENT_POINTER:
- return lookup_pointer_type (type);
- case DEMANGLE_COMPONENT_CONST:
- return make_cv_type (1, 0, type, NULL);
- case DEMANGLE_COMPONENT_VOLATILE:
- return make_cv_type (0, 1, type, NULL);
+ gdbpy_convert_exception (except);
+ return NULL;
}
}
-
+
+ /* If we have a type from the switch statement above, just return
+ that. */
+ if (rtype)
+ return rtype;
+
+ /* We don't have a type, so lookup the type. */
type_name = cp_comp_to_string (demangled, 10);
type = typy_lookup_typename (type_name, block);
xfree (type_name);
versions of GCC, that do not emit DW_TAG_template_*. */
static PyObject *
-typy_legacy_template_argument (struct type *type, struct block *block,
+typy_legacy_template_argument (struct type *type, const struct block *block,
int argno)
{
int i;
struct demangle_component *demangled;
- struct demangle_parse_info *info;
+ struct demangle_parse_info *info = NULL;
const char *err;
struct type *argtype;
struct cleanup *cleanup;
+ volatile struct gdb_exception except;
if (TYPE_NAME (type) == NULL)
{
return NULL;
}
- /* Note -- this is not thread-safe. */
- info = cp_demangled_name_to_comp (TYPE_NAME (type), &err);
+ TRY_CATCH (except, RETURN_MASK_ALL)
+ {
+ /* Note -- this is not thread-safe. */
+ info = cp_demangled_name_to_comp (TYPE_NAME (type), &err);
+ }
+ GDB_PY_HANDLE_EXCEPTION (except);
+
if (! info)
{
PyErr_SetString (PyExc_RuntimeError, err);
{
int argno;
struct type *type = ((type_object *) self)->type;
- struct block *block = NULL;
+ const struct block *block = NULL;
PyObject *block_obj = NULL;
struct symbol *sym;
struct value *val = NULL;
the same, 0 otherwise. Handles NULLs properly. */
static int
-compare_strings (const char *s, const char *t)
+compare_maybe_null_strings (const char *s, const char *t)
{
if (s == NULL && t != NULL)
return 0;
|| TYPE_NFIELDS (type1) != TYPE_NFIELDS (type2))
return Py_NE;
- if (!compare_strings (TYPE_TAG_NAME (type1), TYPE_TAG_NAME (type2)))
+ if (!compare_maybe_null_strings (TYPE_TAG_NAME (type1),
+ TYPE_TAG_NAME (type2)))
return Py_NE;
- if (!compare_strings (TYPE_NAME (type1), TYPE_NAME (type2)))
+ if (!compare_maybe_null_strings (TYPE_NAME (type1), TYPE_NAME (type2)))
return Py_NE;
if (TYPE_CODE (type1) == TYPE_CODE_RANGE)
|| FIELD_BITSIZE (*field1) != FIELD_BITSIZE (*field2)
|| FIELD_LOC_KIND (*field1) != FIELD_LOC_KIND (*field2))
return Py_NE;
- if (!compare_strings (FIELD_NAME (*field1), FIELD_NAME (*field2)))
+ if (!compare_maybe_null_strings (FIELD_NAME (*field1),
+ FIELD_NAME (*field2)))
return Py_NE;
switch (FIELD_LOC_KIND (*field1))
{
if (FIELD_BITPOS (*field1) != FIELD_BITPOS (*field2))
return Py_NE;
break;
+ case FIELD_LOC_KIND_ENUMVAL:
+ if (FIELD_ENUMVAL (*field1) != FIELD_ENUMVAL (*field2))
+ return Py_NE;
+ break;
case FIELD_LOC_KIND_PHYSADDR:
if (FIELD_STATIC_PHYSADDR (*field1)
!= FIELD_STATIC_PHYSADDR (*field2))
return Py_NE;
break;
case FIELD_LOC_KIND_PHYSNAME:
- if (!compare_strings (FIELD_STATIC_PHYSNAME (*field1),
- FIELD_STATIC_PHYSNAME (*field2)))
+ if (!compare_maybe_null_strings (FIELD_STATIC_PHYSNAME (*field1),
+ FIELD_STATIC_PHYSNAME (*field2)))
+ return Py_NE;
+ break;
+ case FIELD_LOC_KIND_DWARF_BLOCK:
+ {
+ struct dwarf2_locexpr_baton *block1, *block2;
+
+ block1 = FIELD_DWARF_BLOCK (*field1);
+ block2 = FIELD_DWARF_BLOCK (*field2);
+ if (block1->per_cu != block2->per_cu
+ || block1->size != block2->size
+ || memcmp (block1->data, block2->data, block1->size) != 0)
return Py_NE;
+ }
break;
+ default:
+ internal_error (__FILE__, __LINE__, _("Unsupported field kind "
+ "%d by check_types_equal"),
+ FIELD_LOC_KIND (*field1));
}
entry.type1 = FIELD_TYPE (*field1);
if (TYPE_TARGET_TYPE (type1) != NULL)
{
struct type_equality_entry entry;
- int added;
if (TYPE_TARGET_TYPE (type2) == NULL)
return Py_NE;
{
result = check_types_worklist (&worklist, cache);
}
- if (except.reason < 0)
- result = Py_NE;
-
+ /* check_types_worklist calls several nested Python helper
+ functions, some of which can raise a GDB Exception, so we
+ just check and convert here. If there is a GDB exception, a
+ comparison is not capable (or trusted), so exit. */
bcache_xfree (cache);
VEC_free (type_equality_entry_d, worklist);
+ GDB_PY_HANDLE_EXCEPTION (except);
}
if (op == result)
type->ob_type->tp_free (type);
}
+/* Return number of fields ("length" of the field dictionary). */
+
+static Py_ssize_t
+typy_length (PyObject *self)
+{
+ struct type *type = ((type_object *) self)->type;
+
+ type = typy_get_composite (type);
+ if (type == NULL)
+ return -1;
+
+ return TYPE_NFIELDS (type);
+}
+
+/* Implements boolean evaluation of gdb.Type. Handle this like other
+ Python objects that don't have a meaningful truth value -- all
+ values are true. */
+
+static int
+typy_nonzero (PyObject *self)
+{
+ return 1;
+}
+
+/* Return a gdb.Field object for the field named by the argument. */
+
+static PyObject *
+typy_getitem (PyObject *self, PyObject *key)
+{
+ struct type *type = ((type_object *) self)->type;
+ char *field;
+ int i;
+
+ field = python_string_to_host_string (key);
+ if (field == NULL)
+ return NULL;
+
+ /* We want just fields of this type, not of base types, so instead of
+ using lookup_struct_elt_type, portions of that function are
+ copied here. */
+
+ type = typy_get_composite (type);
+ if (type == NULL)
+ return NULL;
+
+ for (i = 0; i < TYPE_NFIELDS (type); i++)
+ {
+ const char *t_field_name = TYPE_FIELD_NAME (type, i);
+
+ if (t_field_name && (strcmp_iw (t_field_name, field) == 0))
+ {
+ return convert_field (type, i);
+ }
+ }
+ PyErr_SetObject (PyExc_KeyError, key);
+ return NULL;
+}
+
+/* Implement the "get" method on the type object. This is the
+ same as getitem if the key is present, but returns the supplied
+ default value or None if the key is not found. */
+
+static PyObject *
+typy_get (PyObject *self, PyObject *args)
+{
+ PyObject *key, *defval = Py_None, *result;
+
+ if (!PyArg_UnpackTuple (args, "get", 1, 2, &key, &defval))
+ return NULL;
+
+ result = typy_getitem (self, key);
+ if (result != NULL)
+ return result;
+
+ /* typy_getitem returned error status. If the exception is
+ KeyError, clear the exception status and return the defval
+ instead. Otherwise return the exception unchanged. */
+ if (!PyErr_ExceptionMatches (PyExc_KeyError))
+ return NULL;
+
+ PyErr_Clear ();
+ Py_INCREF (defval);
+ return defval;
+}
+
+/* Implement the "has_key" method on the type object. */
+
+static PyObject *
+typy_has_key (PyObject *self, PyObject *args)
+{
+ struct type *type = ((type_object *) self)->type;
+ const char *field;
+ int i;
+
+ if (!PyArg_ParseTuple (args, "s", &field))
+ return NULL;
+
+ /* We want just fields of this type, not of base types, so instead of
+ using lookup_struct_elt_type, portions of that function are
+ copied here. */
+
+ type = typy_get_composite (type);
+ if (type == NULL)
+ return NULL;
+
+ for (i = 0; i < TYPE_NFIELDS (type); i++)
+ {
+ const char *t_field_name = TYPE_FIELD_NAME (type, i);
+
+ if (t_field_name && (strcmp_iw (t_field_name, field) == 0))
+ Py_RETURN_TRUE;
+ }
+ Py_RETURN_FALSE;
+}
+
+/* Make an iterator object to iterate over keys, values, or items. */
+
+static PyObject *
+typy_make_iter (PyObject *self, enum gdbpy_iter_kind kind)
+{
+ typy_iterator_object *typy_iter_obj;
+
+ /* Check that "self" is a structure or union type. */
+ if (typy_get_composite (((type_object *) self)->type) == NULL)
+ return NULL;
+
+ typy_iter_obj = PyObject_New (typy_iterator_object,
+ &type_iterator_object_type);
+ if (typy_iter_obj == NULL)
+ return NULL;
+
+ typy_iter_obj->field = 0;
+ typy_iter_obj->kind = kind;
+ Py_INCREF (self);
+ typy_iter_obj->source = (type_object *) self;
+
+ return (PyObject *) typy_iter_obj;
+}
+
+/* iteritems() method. */
+
+static PyObject *
+typy_iteritems (PyObject *self, PyObject *args)
+{
+ return typy_make_iter (self, iter_items);
+}
+
+/* iterkeys() method. */
+
+static PyObject *
+typy_iterkeys (PyObject *self, PyObject *args)
+{
+ return typy_make_iter (self, iter_keys);
+}
+
+/* Iterating over the class, same as iterkeys except for the function
+ signature. */
+
+static PyObject *
+typy_iter (PyObject *self)
+{
+ return typy_make_iter (self, iter_keys);
+}
+
+/* itervalues() method. */
+
+static PyObject *
+typy_itervalues (PyObject *self, PyObject *args)
+{
+ return typy_make_iter (self, iter_values);
+}
+
+/* Return a reference to the type iterator. */
+
+static PyObject *
+typy_iterator_iter (PyObject *self)
+{
+ Py_INCREF (self);
+ return self;
+}
+
+/* Return the next field in the iteration through the list of fields
+ of the type. */
+
+static PyObject *
+typy_iterator_iternext (PyObject *self)
+{
+ typy_iterator_object *iter_obj = (typy_iterator_object *) self;
+ struct type *type = iter_obj->source->type;
+ PyObject *result;
+
+ if (iter_obj->field < TYPE_NFIELDS (type))
+ {
+ result = make_fielditem (type, iter_obj->field, iter_obj->kind);
+ if (result != NULL)
+ iter_obj->field++;
+ return result;
+ }
+
+ return NULL;
+}
+
+static void
+typy_iterator_dealloc (PyObject *obj)
+{
+ typy_iterator_object *iter_obj = (typy_iterator_object *) obj;
+
+ Py_DECREF (iter_obj->source);
+}
+
/* Create a new Type referring to TYPE. */
PyObject *
type_to_type_object (struct type *type)
const char *type_name = NULL;
struct type *type = NULL;
PyObject *block_obj = NULL;
- struct block *block = NULL;
+ const struct block *block = NULL;
if (! PyArg_ParseTupleAndKeywords (args, kw, "s|O", keywords,
&type_name, &block_obj))
return;
if (PyType_Ready (&field_object_type) < 0)
return;
+ if (PyType_Ready (&type_iterator_object_type) < 0)
+ return;
for (i = 0; pyty_codes[i].name; ++i)
{
Py_INCREF (&type_object_type);
PyModule_AddObject (gdb_module, "Type", (PyObject *) &type_object_type);
+ Py_INCREF (&type_iterator_object_type);
+ PyModule_AddObject (gdb_module, "TypeIterator",
+ (PyObject *) &type_iterator_object_type);
+
Py_INCREF (&field_object_type);
PyModule_AddObject (gdb_module, "Field", (PyObject *) &field_object_type);
}
static PyMethodDef type_object_methods[] =
{
{ "array", typy_array, METH_VARARGS,
- "array (N) -> Type\n\
-Return a type which represents an array of N objects of this type." },
+ "array ([LOW_BOUND,] HIGH_BOUND) -> Type\n\
+Return a type which represents an array of objects of this type.\n\
+The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\
+If LOW_BOUND is omitted, a value of zero is used." },
+ { "__contains__", typy_has_key, METH_VARARGS,
+ "T.__contains__(k) -> True if T has a field named k, else False" },
{ "const", typy_const, METH_NOARGS,
"const () -> Type\n\
Return a const variant of this type." },
{ "fields", typy_fields, METH_NOARGS,
- "field () -> list\n\
-Return a sequence holding all the fields of this type.\n\
-Each field is a dictionary." },
+ "fields () -> list\n\
+Return a list holding all the fields of this type.\n\
+Each field is a gdb.Field object." },
+ { "get", typy_get, METH_VARARGS,
+ "T.get(k[,default]) -> returns field named k in T, if it exists;\n\
+otherwise returns default, if supplied, or None if not." },
+ { "has_key", typy_has_key, METH_VARARGS,
+ "T.has_key(k) -> True if T has a field named k, else False" },
+ { "items", typy_items, METH_NOARGS,
+ "items () -> list\n\
+Return a list of (name, field) pairs of this type.\n\
+Each field is a gdb.Field object." },
+ { "iteritems", typy_iteritems, METH_NOARGS,
+ "iteritems () -> an iterator over the (name, field)\n\
+pairs of this type. Each field is a gdb.Field object." },
+ { "iterkeys", typy_iterkeys, METH_NOARGS,
+ "iterkeys () -> an iterator over the field names of this type." },
+ { "itervalues", typy_itervalues, METH_NOARGS,
+ "itervalues () -> an iterator over the fields of this type.\n\
+Each field is a gdb.Field object." },
+ { "keys", typy_field_names, METH_NOARGS,
+ "keys () -> list\n\
+Return a list holding all the fields names of this type." },
{ "pointer", typy_pointer, METH_NOARGS,
"pointer () -> Type\n\
Return a type of pointer to this type." },
{ "unqualified", typy_unqualified, METH_NOARGS,
"unqualified () -> Type\n\
Return a variant of this type without const or volatile attributes." },
+ { "values", typy_values, METH_NOARGS,
+ "values () -> list\n\
+Return a list holding all the fields of this type.\n\
+Each field is a gdb.Field object." },
{ "volatile", typy_volatile, METH_NOARGS,
"volatile () -> Type\n\
Return a volatile variant of this type" },
{ NULL }
};
+static PyNumberMethods type_object_as_number = {
+ NULL, /* nb_add */
+ NULL, /* nb_subtract */
+ NULL, /* nb_multiply */
+ NULL, /* nb_divide */
+ NULL, /* nb_remainder */
+ NULL, /* nb_divmod */
+ NULL, /* nb_power */
+ NULL, /* nb_negative */
+ NULL, /* nb_positive */
+ NULL, /* nb_absolute */
+ typy_nonzero, /* nb_nonzero */
+ NULL, /* nb_invert */
+ NULL, /* nb_lshift */
+ NULL, /* nb_rshift */
+ NULL, /* nb_and */
+ NULL, /* nb_xor */
+ NULL, /* nb_or */
+ NULL, /* nb_coerce */
+ NULL, /* nb_int */
+ NULL, /* nb_long */
+ NULL, /* nb_float */
+ NULL, /* nb_oct */
+ NULL /* nb_hex */
+};
+
+static PyMappingMethods typy_mapping = {
+ typy_length,
+ typy_getitem,
+ NULL /* no "set" method */
+};
+
static PyTypeObject type_object_type =
{
PyObject_HEAD_INIT (NULL)
0, /*tp_setattr*/
0, /*tp_compare*/
0, /*tp_repr*/
- 0, /*tp_as_number*/
+ &type_object_as_number, /*tp_as_number*/
0, /*tp_as_sequence*/
- 0, /*tp_as_mapping*/
+ &typy_mapping, /*tp_as_mapping*/
0, /*tp_hash */
0, /*tp_call*/
typy_str, /*tp_str*/
0, /* tp_clear */
typy_richcompare, /* tp_richcompare */
0, /* tp_weaklistoffset */
- 0, /* tp_iter */
+ typy_iter, /* tp_iter */
0, /* tp_iternext */
type_object_methods, /* tp_methods */
0, /* tp_members */
0, /* tp_new */
};
+static PyGetSetDef field_object_getset[] =
+{
+ { "__dict__", gdb_py_generic_dict, NULL,
+ "The __dict__ for this field.", &field_object_type },
+ { NULL }
+};
+
static PyTypeObject field_object_type =
{
PyObject_HEAD_INIT (NULL)
0, /* tp_iternext */
0, /* tp_methods */
0, /* tp_members */
- 0, /* tp_getset */
+ field_object_getset, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_alloc */
0, /* tp_new */
};
+
+static PyTypeObject type_iterator_object_type = {
+ PyObject_HEAD_INIT (NULL)
+ 0, /*ob_size*/
+ "gdb.TypeIterator", /*tp_name*/
+ sizeof (typy_iterator_object), /*tp_basicsize*/
+ 0, /*tp_itemsize*/
+ typy_iterator_dealloc, /*tp_dealloc*/
+ 0, /*tp_print*/
+ 0, /*tp_getattr*/
+ 0, /*tp_setattr*/
+ 0, /*tp_compare*/
+ 0, /*tp_repr*/
+ 0, /*tp_as_number*/
+ 0, /*tp_as_sequence*/
+ 0, /*tp_as_mapping*/
+ 0, /*tp_hash */
+ 0, /*tp_call*/
+ 0, /*tp_str*/
+ 0, /*tp_getattro*/
+ 0, /*tp_setattro*/
+ 0, /*tp_as_buffer*/
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/
+ "GDB type iterator object", /*tp_doc */
+ 0, /*tp_traverse */
+ 0, /*tp_clear */
+ 0, /*tp_richcompare */
+ 0, /*tp_weaklistoffset */
+ typy_iterator_iter, /*tp_iter */
+ typy_iterator_iternext, /*tp_iternext */
+ 0 /*tp_methods */
+};