-class ExpanderMixin:
- '''Mixin class that provides a bunch of methods to expand C expressions
- from the specifications.'''
-
- __structs = None
- __indices = None
-
- def expand(self, expr):
- # Expand a C expression, replacing certain variables
- if not isinstance(expr, basestring):
- return expr
- variables = {}
-
- if self.__structs is not None:
- variables['self'] = '(%s)' % self.__structs[0]
- if self.__indices is not None:
- variables['i'] = self.__indices[0]
-
- expandedExpr = expr.format(**variables)
- if expandedExpr != expr and 0:
- sys.stderr.write(" %r -> %r\n" % (expr, expandedExpr))
- return expandedExpr
-
- def visitMember(self, structInstance, member_type, *args, **kwargs):
- self.__structs = (structInstance, self.__structs)
- try:
- return self.visit(member_type, *args, **kwargs)
- finally:
- _, self.__structs = self.__structs
-
- def visitElement(self, element_index, element_type, *args, **kwargs):
- self.__indices = (element_index, self.__indices)
- try:
- return self.visit(element_type, *args, **kwargs)
- finally:
- _, self.__indices = self.__indices
-
-
class ComplexValueSerializer(stdapi.OnceVisitor):
'''Type visitors which generates serialization functions for
complex types.
def visitStruct(self, struct):
print 'static const char * _struct%s_members[%u] = {' % (struct.tag, len(struct.members))
for type, name, in struct.members:
- print ' "%s",' % (name,)
+ if name is None:
+ print ' "",'
+ else:
+ print ' "%s",' % (name,)
print '};'
print 'static const trace::StructSig _struct%s_sig = {' % (struct.tag,)
- print ' %u, "%s", %u, _struct%s_members' % (struct.id, struct.name, len(struct.members), struct.tag)
+ if struct.name is None:
+ structName = '""'
+ else:
+ structName = '"%s"' % struct.name
+ print ' %u, %s, %u, _struct%s_members' % (struct.id, structName, len(struct.members), struct.tag)
print '};'
print
def visitEnum(self, enum):
print 'static const trace::EnumValue _enum%s_values[] = {' % (enum.tag)
for value in enum.values:
- print ' {"%s", %s},' % (value, value)
+ print ' {"%s", %s},' % (value, value)
print '};'
print
print 'static const trace::EnumSig _enum%s_sig = {' % (enum.tag)
- print ' %u, %u, _enum%s_values' % (enum.id, len(enum.values), enum.tag)
+ print ' %u, %u, _enum%s_values' % (enum.id, len(enum.values), enum.tag)
print '};'
print
def visitBitmask(self, bitmask):
print 'static const trace::BitmaskFlag _bitmask%s_flags[] = {' % (bitmask.tag)
for value in bitmask.values:
- print ' {"%s", %s},' % (value, value)
+ print ' {"%s", %s},' % (value, value)
print '};'
print
print 'static const trace::BitmaskSig _bitmask%s_sig = {' % (bitmask.tag)
- print ' %u, %u, _bitmask%s_flags' % (bitmask.id, len(bitmask.values), bitmask.tag)
+ print ' %u, %u, _bitmask%s_flags' % (bitmask.id, len(bitmask.values), bitmask.tag)
print '};'
print
print
-class ValueSerializer(stdapi.Visitor, ExpanderMixin):
+class ValueSerializer(stdapi.Visitor, stdapi.ExpanderMixin):
'''Visitor which generates code to serialize any type.
Simple types are serialized inline here, whereas the serialization of
ComplexValueSerializer visitor above.
'''
- def __init__(self):
- #stdapi.Visitor.__init__(self)
- self.indices = []
- self.instances = []
-
def visitLiteral(self, literal, instance):
print ' trace::localWriter.write%s(%s);' % (literal.kind, instance)
# reinterpret_cast is necessary for GLubyte * <=> char *
instance = 'reinterpret_cast<%s>(%s)' % (cast, instance)
if string.length is not None:
- length = ', %s' % string.length
+ length = ', %s' % self.expand(string.length)
else:
length = ''
print ' trace::localWriter.write%s(%s%s);' % (suffix, instance, length)
def visitStruct(self, struct, instance):
print ' trace::localWriter.beginStruct(&_struct%s_sig);' % (struct.tag,)
- for type, name in struct.members:
- self.visitMember(instance, type, '(%s).%s' % (instance, name,))
+ for member in struct.members:
+ self.visitMember(member, instance)
print ' trace::localWriter.endStruct();'
def visitArray(self, array, instance):
if polymorphic.contextLess:
print ' _write__%s(%s, %s);' % (polymorphic.tag, polymorphic.switchExpr, instance)
else:
- print ' switch (%s) {' % polymorphic.switchExpr
+ switchExpr = self.expand(polymorphic.switchExpr)
+ print ' switch (%s) {' % switchExpr
for cases, type in polymorphic.iterSwitch():
for case in cases:
print ' %s:' % case
- self.visit(type, 'static_cast<%s>(%s)' % (type, instance))
+ caseInstance = instance
+ if type.expr is not None:
+ caseInstance = 'static_cast<%s>(%s)' % (type, caseInstance)
+ self.visit(type, caseInstance)
print ' break;'
+ if polymorphic.defaultType is None:
+ print r' default:'
+ print r' os::log("apitrace: warning: %%s: unexpected polymorphic case %%i\n", __FUNCTION__, (int)%s);' % (switchExpr,)
+ print r' trace::localWriter.writeNull();'
+ print r' break;'
print ' }'
self.needsWrapping = True
-class ValueWrapper(stdapi.Traverser, ExpanderMixin):
+class ValueWrapper(stdapi.Traverser, stdapi.ExpanderMixin):
'''Type visitor which will generate the code to wrap an instance.
Wrapping is necessary mostly for interfaces, however interface pointers can
'''
def visitStruct(self, struct, instance):
- for type, name in struct.members:
- self.visitMember(instance, type, "(%s).%s" % (instance, name))
+ for member in struct.members:
+ self.visitMember(member, instance)
def visitArray(self, array, instance):
array_length = self.expand(array.length)
self.header(api)
# Includes
- for header in api.headers:
- print header
+ for module in api.modules:
+ for header in module.headers:
+ print header
print
# Generate the serializer functions
# Function wrappers
self.interface = None
self.base = None
- map(self.traceFunctionDecl, api.functions)
- map(self.traceFunctionImpl, api.functions)
+ for function in api.getAllFunctions():
+ self.traceFunctionDecl(function)
+ for function in api.getAllFunctions():
+ self.traceFunctionImpl(function)
print
self.footer(api)
return 'true'
if str(function.type) == 'HRESULT':
return 'SUCCEEDED(_result)'
- return 'false'
+ return 'true'
def serializeArg(self, function, arg):
print ' trace::localWriter.beginArg(%u);' % (arg.index,)
projects / apitrace / blobdiff