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[Qemu-devel] [PATCH RFC v2 22/47] qapi: QAPISchema code generation helpe
From: |
Markus Armbruster |
Subject: |
[Qemu-devel] [PATCH RFC v2 22/47] qapi: QAPISchema code generation helper methods |
Date: |
Wed, 1 Jul 2015 22:22:10 +0200 |
New methods c_name(), c_type(), c_null(), json_type(),
alternate_qtype().
Signed-off-by: Markus Armbruster <address@hidden>
---
scripts/qapi.py | 72 +++++++++++++++++++++++++++++++++++++++++++++++++++------
1 file changed, 65 insertions(+), 7 deletions(-)
diff --git a/scripts/qapi.py b/scripts/qapi.py
index a80892e..b5fa1be 100644
--- a/scripts/qapi.py
+++ b/scripts/qapi.py
@@ -763,15 +763,47 @@ class QAPISchemaEntity(object):
assert isinstance(name, str)
self.name = name
self.info = info
+ def c_name(self):
+ return c_name(self.name)
def check(self, schema):
pass
class QAPISchemaType(QAPISchemaEntity):
- pass
+ def c_type(self, is_param=False):
+ return c_name(self.name) + pointer_suffix
+ def c_null(self):
+ return 'NULL'
+ def json_type(self):
+ return None
+ def alternate_qtype(self):
+ json2qtype = {
+ 'string': 'QTYPE_QSTRING',
+ 'number': 'QTYPE_QFLOAT',
+ 'int': 'QTYPE_QINT',
+ 'boolean': 'QTYPE_QBOOL',
+ 'object': 'QTYPE_QDICT'
+ }
+ return json2qtype.get(self.json_type())
class QAPISchemaBuiltinType(QAPISchemaType):
- def __init__(self, name):
+ def __init__(self, name, json_type, c_type, c_null):
QAPISchemaType.__init__(self, name, None)
+ assert not c_type or isinstance(c_type, str)
+ assert json_type in ('string', 'number', 'int', 'boolean', 'null',
+ 'value')
+ self.json_type_name = json_type
+ self.c_type_name = c_type
+ self.c_null_val = c_null
+ def c_name(self):
+ return self.name
+ def c_type(self, is_param=False):
+ if is_param and self.name == 'str':
+ return 'const ' + self.c_type_name
+ return self.c_type_name
+ def c_null(self):
+ return self.c_null_val
+ def json_type(self):
+ return self.json_type_name
class QAPISchemaEnumType(QAPISchemaType):
def __init__(self, name, info, values):
@@ -779,6 +811,12 @@ class QAPISchemaEnumType(QAPISchemaType):
for v in values:
assert isinstance(v, str)
self.values = values
+ def c_type(self, is_param=False):
+ return c_name(self.name)
+ def c_null(self):
+ return c_enum_const(self.name, self.values[0])
+ def json_type(self):
+ return 'string'
class QAPISchemaArrayType(QAPISchemaType):
def __init__(self, name, info, element_type):
@@ -822,6 +860,14 @@ class QAPISchemaObjectType(QAPISchemaType):
if self.variants:
self.variants.check(schema, members, seen)
self.members = members
+ def c_name(self):
+ assert self.info
+ return QAPISchemaType.c_name(self)
+ def c_type(self, is_param=False):
+ assert self.info
+ return QAPISchemaType.c_type(self)
+ def json_type(self):
+ return 'object'
class QAPISchemaObjectTypeMember(object):
def __init__(self, name, typ, optional):
@@ -948,15 +994,27 @@ class QAPISchema(object):
def lookup_type(self, name):
return self.lookup_entity(name, QAPISchemaType)
- def _def_builtin_type(self, name):
- self._def_entity(QAPISchemaBuiltinType(name))
+ def _def_builtin_type(self, name, json_type, c_type, c_null):
+ self._def_entity(QAPISchemaBuiltinType(name, json_type, c_type,
c_null))
if name != '**':
self._make_array_type(name) # TODO really needed?
def _def_predefineds(self):
- for t in ['str', 'number', 'int', 'int8', 'int16', 'int32', 'int64',
- 'uint8', 'uint16', 'uint32', 'uint64', 'size', 'bool', '**']:
- self._def_builtin_type(t)
+ for t in [('str', 'string', 'char' + pointer_suffix, 'NULL'),
+ ('number', 'number', 'double', '0'),
+ ('int', 'int', 'int64_t', '0'),
+ ('int8', 'int', 'int8_t', '0'),
+ ('int16', 'int', 'int16_t', '0'),
+ ('int32', 'int', 'int32_t', '0'),
+ ('int64', 'int', 'int64_t', '0'),
+ ('uint8', 'int', 'uint8_t', '0'),
+ ('uint16', 'int', 'uint16_t', '0'),
+ ('uint32', 'int', 'uint32_t', '0'),
+ ('uint64', 'int', 'uint64_t', '0'),
+ ('size', 'int', 'uint64_t', '0'),
+ ('bool', 'boolean', 'bool', 'false'),
+ ('**', 'value', None, None)]:
+ self._def_builtin_type(*t)
def _make_implicit_enum_type(self, name, values):
name = name + 'Kind'
--
1.9.3
- Re: [Qemu-devel] [PATCH RFC v2 29/47] qapi: Replace dirty is_c_ptr() by method c_null(), (continued)
Re: [Qemu-devel] [PATCH RFC v2 29/47] qapi: Replace dirty is_c_ptr() by method c_null(), Eric Blake, 2015/07/23
[Qemu-devel] [PATCH RFC v2 23/47] qapi: New QAPISchemaVisitor, Markus Armbruster, 2015/07/01
[Qemu-devel] [PATCH RFC v2 31/47] qapi-event: Eliminate global variable event_enum_value, Markus Armbruster, 2015/07/01
[Qemu-devel] [PATCH RFC v2 22/47] qapi: QAPISchema code generation helper methods,
Markus Armbruster <=
[Qemu-devel] [PATCH RFC v2 30/47] qapi: De-duplicate enum code generation, Markus Armbruster, 2015/07/01
[Qemu-devel] [PATCH RFC v2 34/47] qapi-visit: Rearrange code a bit, Markus Armbruster, 2015/07/01