#
##########################################################################/
-"""C basic types"""
+"""Common trace code generation."""
-import stdapi
+import specs.stdapi as stdapi
-all_types = {}
+def getWrapperInterfaceName(interface):
+ return "Wrap" + interface.expr
-class DumpDeclarator(stdapi.OnceVisitor):
- '''Declare helper functions to dump complex types.'''
+class ComplexValueSerializer(stdapi.OnceVisitor):
+ '''Type visitors which generates serialization functions for
+ complex types.
+
+ Simple types are serialized inline.
+ '''
+
+ def __init__(self, serializer):
+ stdapi.OnceVisitor.__init__(self)
+ self.serializer = serializer
- def visit_void(self, literal):
+ def visitVoid(self, literal):
pass
- def visit_literal(self, literal):
+ def visitLiteral(self, literal):
pass
- def visit_string(self, string):
+ def visitString(self, string):
pass
- def visit_const(self, const):
+ def visitConst(self, const):
self.visit(const.type)
- def visit_struct(self, struct):
+ def visitStruct(self, struct):
for type, name in struct.members:
self.visit(type)
- print 'static void __traceStruct%s(const %s &value) {' % (struct.id, struct.expr)
- print ' Log::BeginStruct(%u);' % len(struct.members)
+ print 'static void _write__%s(const %s &value) {' % (struct.tag, struct.expr)
+ print ' static const char * members[%u] = {' % (len(struct.members),)
+ for type, name, in struct.members:
+ print ' "%s",' % (name,)
+ print ' };'
+ print ' static const trace::StructSig sig = {'
+ print ' %u, "%s", %u, members' % (struct.id, struct.name, len(struct.members))
+ print ' };'
+ print ' trace::localWriter.beginStruct(&sig);'
for type, name in struct.members:
- print ' Log::BeginMember("%s");' % (name,)
- dump_instance(type, 'value.%s' % (name,))
- print ' Log::EndMember();'
- print ' Log::EndStruct();'
+ self.serializer.visit(type, 'value.%s' % (name,))
+ print ' trace::localWriter.endStruct();'
print '}'
print
- def visit_array(self, array):
+ def visitArray(self, array):
self.visit(array.type)
- def visit_blob(self, array):
+ def visitBlob(self, array):
pass
- def visit_enum(self, enum):
- print 'static void __traceEnum%s(const %s value) {' % (enum.id, enum.expr)
- print ' switch(value) {'
+ def visitEnum(self, enum):
+ print 'static const trace::EnumValue __enum%s_values[] = {' % (enum.tag)
for value in enum.values:
- print ' case %s:' % value
- print ' Log::LiteralNamedConstant("%s", %s);' % (value, value)
- print ' break;'
- print ' default:'
- print ' Log::LiteralSInt(value);'
- print ' break;'
- print ' }'
- print '}'
+ 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 '};'
print
- def visit_bitmask(self, bitmask):
- print 'static void __traceBitmask%s(%s value) {' % (bitmask.id, bitmask.type)
- print ' Log::BeginBitmask();'
+ def visitBitmask(self, bitmask):
+ print 'static const trace::BitmaskFlag __bitmask%s_flags[] = {' % (bitmask.tag)
for value in bitmask.values:
- print ' if((value & %s) == %s) {' % (value, value)
- print ' Log::LiteralNamedConstant("%s", %s);' % (value, value)
- print ' value &= ~%s;' % value
- print ' }'
- print ' if(value) {'
- dump_instance(bitmask.type, "value");
- print ' }'
- print ' Log::EndBitmask();'
- print '}'
+ 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 '};'
+ print
+
+ def visitPointer(self, pointer):
+ self.visit(pointer.type)
- def visit_pointer(self, pointer):
+ def visitIntPointer(self, pointer):
+ pass
+
+ def visitLinearPointer(self, pointer):
self.visit(pointer.type)
- def visit_handle(self, handle):
+ def visitHandle(self, handle):
self.visit(handle.type)
- def visit_alias(self, alias):
+ def visitAlias(self, alias):
self.visit(alias.type)
- def visit_opaque(self, opaque):
+ def visitOpaque(self, opaque):
pass
- def visit_interface(self, interface):
+ def visitInterface(self, interface):
pass
+ def visitPolymorphic(self, polymorphic):
+ print 'static void _write__%s(int selector, const %s & value) {' % (polymorphic.tag, polymorphic.expr)
+ print ' switch (selector) {'
+ for cases, type in polymorphic.iterSwitch():
+ for case in cases:
+ print ' %s:' % case
+ self.serializer.visit(type, 'static_cast<%s>(value)' % (type,))
+ print ' break;'
+ print ' }'
+ print '}'
+ print
+
-class DumpImplementer(stdapi.Visitor):
- '''Dump an instance.'''
+class ValueSerializer(stdapi.Visitor):
+ '''Visitor which generates code to serialize any type.
+
+ Simple types are serialized inline here, whereas the serialization of
+ complex types is dispatched to the serialization functions generated by
+ ComplexValueSerializer visitor above.
+ '''
- def visit_literal(self, literal, instance):
- print ' Log::Literal%s(%s);' % (literal.format, instance)
+ def visitLiteral(self, literal, instance):
+ print ' trace::localWriter.write%s(%s);' % (literal.kind, instance)
- def visit_string(self, string, instance):
+ def visitString(self, string, instance):
if string.length is not None:
- print ' Log::LiteralString((const char *)%s, %s);' % (instance, string.length)
+ print ' trace::localWriter.writeString((const char *)%s, %s);' % (instance, string.length)
else:
- print ' Log::LiteralString((const char *)%s);' % instance
+ print ' trace::localWriter.writeString((const char *)%s);' % instance
- def visit_const(self, const, instance):
+ def visitConst(self, const, instance):
self.visit(const.type, instance)
- def visit_struct(self, struct, instance):
- print ' __traceStruct%s(%s);' % (struct.id, instance)
-
- def visit_array(self, array, instance):
- print ' if(%s) {' % instance
- index = '__i' + array.type.id
- print ' Log::BeginArray(%s);' % (array.length,)
- print ' for (int %s = 0; %s < %s; ++%s) {' % (index, index, array.length, index)
- print ' Log::BeginElement();'
+ def visitStruct(self, struct, instance):
+ print ' _write__%s(%s);' % (struct.tag, instance)
+
+ def visitArray(self, array, instance):
+ length = '__c' + array.type.tag
+ index = '__i' + array.type.tag
+ print ' if (%s) {' % instance
+ print ' size_t %s = %s;' % (length, array.length)
+ print ' trace::localWriter.beginArray(%s);' % length
+ print ' for (size_t %s = 0; %s < %s; ++%s) {' % (index, index, length, index)
+ print ' trace::localWriter.beginElement();'
self.visit(array.type, '(%s)[%s]' % (instance, index))
- print ' Log::EndElement();'
+ print ' trace::localWriter.endElement();'
print ' }'
- print ' Log::EndArray();'
+ print ' trace::localWriter.endArray();'
+ print ' } else {'
+ print ' trace::localWriter.writeNull();'
print ' }'
- print ' else'
- print ' Log::LiteralNull();'
- def visit_blob(self, blob, instance):
- print ' Log::LiteralBlob(%s, %s);' % (instance, blob.size)
+ def visitBlob(self, blob, instance):
+ print ' trace::localWriter.writeBlob(%s, %s);' % (instance, blob.size)
- def visit_enum(self, enum, instance):
- print ' __traceEnum%s(%s);' % (enum.id, instance)
+ def visitEnum(self, enum, instance):
+ print ' trace::localWriter.writeEnum(&__enum%s_sig, %s);' % (enum.tag, instance)
- def visit_bitmask(self, bitmask, instance):
- print ' __traceBitmask%s(%s);' % (bitmask.id, instance)
+ def visitBitmask(self, bitmask, instance):
+ print ' trace::localWriter.writeBitmask(&__bitmask%s_sig, %s);' % (bitmask.tag, instance)
- def visit_pointer(self, pointer, instance):
- print ' if(%s) {' % instance
- print ' Log::BeginArray(1);'
- print ' Log::BeginElement();'
- dump_instance(pointer.type, "*" + instance)
- print ' Log::EndElement();'
- print ' Log::EndArray();'
+ def visitPointer(self, pointer, instance):
+ print ' if (%s) {' % instance
+ print ' trace::localWriter.beginArray(1);'
+ print ' trace::localWriter.beginElement();'
+ self.visit(pointer.type, "*" + instance)
+ print ' trace::localWriter.endElement();'
+ print ' trace::localWriter.endArray();'
+ print ' } else {'
+ print ' trace::localWriter.writeNull();'
print ' }'
- print ' else'
- print ' Log::LiteralNull();'
- def visit_handle(self, handle, instance):
- self.visit(handle.type, instance)
+ def visitIntPointer(self, pointer, instance):
+ print ' trace::localWriter.writeOpaque((const void *)%s);' % instance
- def visit_alias(self, alias, instance):
- self.visit(alias.type, instance)
+ def visitLinearPointer(self, pointer, instance):
+ print ' trace::localWriter.writeOpaque((const void *)%s);' % instance
- def visit_opaque(self, opaque, instance):
- print ' Log::LiteralOpaque((const void *)%s);' % instance
+ def visitHandle(self, handle, instance):
+ self.visit(handle.type, instance)
- def visit_interface(self, interface, instance):
- print ' Log::LiteralOpaque((const void *)%s);' % instance
+ def visitAlias(self, alias, instance):
+ self.visit(alias.type, instance)
+ def visitOpaque(self, opaque, instance):
+ print ' trace::localWriter.writeOpaque((const void *)%s);' % instance
-dump_instance = DumpImplementer().visit
+ def visitInterface(self, interface, instance):
+ print ' trace::localWriter.writeOpaque((const void *)&%s);' % instance
+ def visitPolymorphic(self, polymorphic, instance):
+ print ' _write__%s(%s, %s);' % (polymorphic.tag, polymorphic.switchExpr, instance)
-class Wrapper(stdapi.Visitor):
- '''Wrap an instance.'''
+class ValueWrapper(stdapi.Visitor):
+ '''Type visitor which will generate the code to wrap an instance.
+
+ Wrapping is necessary mostly for interfaces, however interface pointers can
+ appear anywhere inside complex types.
+ '''
- def visit_void(self, type, instance):
+ def visitVoid(self, type, instance):
raise NotImplementedError
- def visit_literal(self, type, instance):
+ def visitLiteral(self, type, instance):
pass
- def visit_string(self, type, instance):
+ def visitString(self, type, instance):
pass
- def visit_const(self, type, instance):
+ def visitConst(self, type, instance):
pass
- def visit_struct(self, struct, instance):
+ def visitStruct(self, struct, instance):
for type, name in struct.members:
self.visit(type, "(%s).%s" % (instance, name))
- def visit_array(self, array, instance):
+ def visitArray(self, array, instance):
# XXX: actually it is possible to return an array of pointers
pass
- def visit_blob(self, blob, instance):
+ def visitBlob(self, blob, instance):
pass
- def visit_enum(self, enum, instance):
+ def visitEnum(self, enum, instance):
pass
- def visit_bitmask(self, bitmask, instance):
+ def visitBitmask(self, bitmask, instance):
pass
- def visit_pointer(self, pointer, instance):
+ def visitPointer(self, pointer, instance):
+ print " if (%s) {" % instance
self.visit(pointer.type, "*" + instance)
+ print " }"
+
+ def visitIntPointer(self, pointer, instance):
+ pass
+
+ def visitLinearPointer(self, pointer, instance):
+ pass
- def visit_handle(self, handle, instance):
+ def visitHandle(self, handle, instance):
self.visit(handle.type, instance)
- def visit_alias(self, alias, instance):
+ def visitAlias(self, alias, instance):
self.visit(alias.type, instance)
- def visit_opaque(self, opaque, instance):
+ def visitOpaque(self, opaque, instance):
pass
- def visit_interface(self, interface, instance):
- print " if(%s)" % instance
- print " %s = new %s(%s);" % (instance, interface.type.wrap_name(), instance)
-
+ def visitInterface(self, interface, instance):
+ assert instance.startswith('*')
+ instance = instance[1:]
+ print " if (%s) {" % instance
+ print " %s = new %s(%s);" % (instance, getWrapperInterfaceName(interface), instance)
+ print " }"
+
+ def visitPolymorphic(self, type, instance):
+ # XXX: There might be polymorphic values that need wrapping in the future
+ pass
-class Unwrapper(Wrapper):
- def visit_interface(self, interface, instance):
- print " if(%s)" % instance
- print " %s = static_cast<%s *>(%s)->m_pInstance;" % (instance, interface.type.wrap_name(), instance)
+class ValueUnwrapper(ValueWrapper):
+ '''Reverse of ValueWrapper.'''
-wrap_instance = Wrapper().visit
-unwrap_instance = Unwrapper().visit
+ def visitInterface(self, interface, instance):
+ assert instance.startswith('*')
+ instance = instance[1:]
+ print " if (%s) {" % instance
+ print " %s = static_cast<%s *>(%s)->m_pInstance;" % (instance, getWrapperInterfaceName(interface), instance)
+ print " }"
class Tracer:
+ '''Base class to orchestrate the code generation of API tracing.'''
+
+ def __init__(self):
+ self.api = None
+
+ def serializerFactory(self):
+ '''Create a serializer.
+
+ Can be overriden by derived classes to inject their own serialzer.
+ '''
+
+ return ValueSerializer()
def trace_api(self, api):
+ self.api = api
+
self.header(api)
# Includes
print header
print
- # Type dumpers
- types = api.all_types()
- visitor = DumpDeclarator()
+ # Generate the serializer functions
+ types = api.getAllTypes()
+ visitor = ComplexValueSerializer(self.serializerFactory())
map(visitor.visit, types)
print
# Interfaces wrapers
- map(self.interface_wrap_name, api.interfaces)
- map(self.interface_pre_decl, api.interfaces)
- map(self.interface_decl, api.interfaces)
- map(self.interface_wrap_impl, api.interfaces)
+ interfaces = api.getAllInterfaces()
+ map(self.declareWrapperInterface, interfaces)
+ map(self.implementWrapperInterface, interfaces)
print
# Function wrappers
- map(self.trace_function_decl, api.functions)
- map(self.trace_function_impl, api.functions)
+ map(self.traceFunctionDecl, api.functions)
+ map(self.traceFunctionImpl, api.functions)
print
self.footer(api)
def footer(self, api):
pass
- def function_pointer_type(self, function):
- return 'P' + function.name
-
- def function_pointer_value(self, function):
- return 'p' + function.name
+ def traceFunctionDecl(self, function):
+ # Per-function declarations
- def trace_function_decl(self, function):
- ptype = self.function_pointer_type(function)
- pvalue = self.function_pointer_value(function)
- print 'typedef ' + function.prototype('* %s' % ptype) + ';'
- print 'static %s %s = NULL;' % (ptype, pvalue)
- print
-
- def trace_function_fail(self, function):
- if function.fail is not None:
- if function.type is stdapi.Void:
- assert function.fail == ''
- print ' return;'
- else:
- assert function.fail != ''
- print ' return %s;' % function.fail
+ if function.args:
+ print 'static const char * __%s_args[%u] = {%s};' % (function.name, len(function.args), ', '.join(['"%s"' % arg.name for arg in function.args]))
else:
- print ' Log::Abort();'
-
- def get_function_address(self, function):
- raise NotImplementedError
+ print 'static const char ** __%s_args = NULL;' % (function.name,)
+ print 'static const trace::FunctionSig __%s_sig = {%u, "%s", %u, __%s_args};' % (function.name, function.id, function.name, len(function.args), function.name)
+ print
- def _get_true_pointer(self, function):
- ptype = self.function_pointer_type(function)
- pvalue = self.function_pointer_value(function)
- print ' if(!%s) {' % (pvalue,)
- print ' %s = (%s)%s;' % (pvalue, ptype, self.get_function_address(function))
- print ' if(!%s)' % (pvalue,)
- self.trace_function_fail(function)
- print ' }'
+ def isFunctionPublic(self, function):
+ return True
- def trace_function_impl(self, function):
- pvalue = self.function_pointer_value(function)
- print function.prototype() + ' {'
- if function.type is stdapi.Void:
- result = ''
+ def traceFunctionImpl(self, function):
+ if self.isFunctionPublic(function):
+ print 'extern "C" PUBLIC'
else:
+ print 'extern "C" PRIVATE'
+ print function.prototype() + ' {'
+ if function.type is not stdapi.Void:
print ' %s __result;' % function.type
- result = '__result = '
- self._get_true_pointer(function)
- print ' unsigned __call = Log::BeginEnter("%s");' % (function.name)
+ self.traceFunctionImplBody(function)
+ if function.type is not stdapi.Void:
+ self.wrapRet(function, "__result")
+ print ' return __result;'
+ print '}'
+ print
+
+ def traceFunctionImplBody(self, function):
+ print ' unsigned __call = trace::localWriter.beginEnter(&__%s_sig);' % (function.name,)
for arg in function.args:
if not arg.output:
- self.unwrap_arg(function, arg)
- self.dump_arg(function, arg)
- print ' Log::EndEnter();'
- print ' %s%s(%s);' % (result, pvalue, ', '.join([str(arg.name) for arg in function.args]))
- print ' Log::BeginLeave(__call);'
+ self.unwrapArg(function, arg)
+ self.serializeArg(function, arg)
+ print ' trace::localWriter.endEnter();'
+ self.invokeFunction(function)
+ print ' trace::localWriter.beginLeave(__call);'
for arg in function.args:
if arg.output:
- self.dump_arg(function, arg)
- self.wrap_arg(function, arg)
+ self.serializeArg(function, arg)
+ self.wrapArg(function, arg)
if function.type is not stdapi.Void:
- self.dump_ret(function, "__result")
- print ' Log::EndLeave();'
- if function.type is not stdapi.Void:
- self.wrap_ret(function, "__result")
- print ' return __result;'
- print '}'
- print
+ self.serializeRet(function, "__result")
+ print ' trace::localWriter.endLeave();'
+
+ def invokeFunction(self, function, prefix='__', suffix=''):
+ if function.type is stdapi.Void:
+ result = ''
+ else:
+ result = '__result = '
+ dispatch = prefix + function.name + suffix
+ print ' %s%s(%s);' % (result, dispatch, ', '.join([str(arg.name) for arg in function.args]))
- def dump_arg(self, function, arg):
- print ' Log::BeginArg(%u, "%s");' % (arg.index, arg.name,)
- dump_instance(arg.type, arg.name)
- print ' Log::EndArg();'
+ def serializeArg(self, function, arg):
+ print ' trace::localWriter.beginArg(%u);' % (arg.index,)
+ self.serializeArgValue(function, arg)
+ print ' trace::localWriter.endArg();'
- def wrap_arg(self, function, arg):
- wrap_instance(arg.type, arg.name)
+ def serializeArgValue(self, function, arg):
+ self.serializeValue(arg.type, arg.name)
- def unwrap_arg(self, function, arg):
- unwrap_instance(arg.type, arg.name)
+ def wrapArg(self, function, arg):
+ self.wrapValue(arg.type, arg.name)
- def dump_ret(self, function, instance):
- print ' Log::BeginReturn();'
- dump_instance(function.type, instance)
- print ' Log::EndReturn();'
+ def unwrapArg(self, function, arg):
+ self.unwrapValue(arg.type, arg.name)
- def wrap_ret(self, function, instance):
- wrap_instance(function.type, instance)
+ def serializeRet(self, function, instance):
+ print ' trace::localWriter.beginReturn();'
+ self.serializeValue(function.type, instance)
+ print ' trace::localWriter.endReturn();'
- def unwrap_ret(self, function, instance):
- unwrap_instance(function.type, instance)
+ def serializeValue(self, type, instance):
+ serializer = self.serializerFactory()
+ serializer.visit(type, instance)
- def interface_wrap_name(self, interface):
- return "Wrap" + interface.expr
+ def wrapRet(self, function, instance):
+ self.wrapValue(function.type, instance)
- def interface_pre_decl(self, interface):
- print "class %s;" % interface.wrap_name()
+ def unwrapRet(self, function, instance):
+ self.unwrapValue(function.type, instance)
- def interface_decl(self, interface):
- print "class %s : public %s " % (interface.wrap_name(), interface.name)
+ def wrapValue(self, type, instance):
+ visitor = ValueWrapper()
+ visitor.visit(type, instance)
+
+ def unwrapValue(self, type, instance):
+ visitor = ValueUnwrapper()
+ visitor.visit(type, instance)
+
+ def declareWrapperInterface(self, interface):
+ print "class %s : public %s " % (getWrapperInterfaceName(interface), interface.name)
print "{"
print "public:"
- print " %s(%s * pInstance);" % (interface.wrap_name(), interface.name)
- print " virtual ~%s();" % interface.wrap_name()
+ print " %s(%s * pInstance);" % (getWrapperInterfaceName(interface), interface.name)
+ print " virtual ~%s();" % getWrapperInterfaceName(interface)
print
- for method in interface.itermethods():
+ for method in interface.iterMethods():
print " " + method.prototype() + ";"
print
- #print "private:"
- print " %s * m_pInstance;" % (interface.name,)
+ self.declareWrapperInterfaceVariables(interface)
print "};"
print
- def interface_wrap_impl(self, interface):
- print '%s::%s(%s * pInstance) {' % (interface.wrap_name(), interface.wrap_name(), interface.name)
+ def declareWrapperInterfaceVariables(self, interface):
+ #print "private:"
+ print " %s * m_pInstance;" % (interface.name,)
+
+ def implementWrapperInterface(self, interface):
+ print '%s::%s(%s * pInstance) {' % (getWrapperInterfaceName(interface), getWrapperInterfaceName(interface), interface.name)
print ' m_pInstance = pInstance;'
print '}'
print
- print '%s::~%s() {' % (interface.wrap_name(), interface.wrap_name())
+ print '%s::~%s() {' % (getWrapperInterfaceName(interface), getWrapperInterfaceName(interface))
print '}'
print
- for method in interface.itermethods():
- self.trace_method(interface, method)
+ for method in interface.iterMethods():
+ self.implementWrapperInterfaceMethod(interface, method)
print
- def trace_method(self, interface, method):
- print method.prototype(interface.wrap_name() + '::' + method.name) + ' {'
- if method.type is Void:
- result = ''
- else:
+ def implementWrapperInterfaceMethod(self, interface, method):
+ print method.prototype(getWrapperInterfaceName(interface) + '::' + method.name) + ' {'
+ if method.type is not stdapi.Void:
print ' %s __result;' % method.type
- result = '__result = '
- print ' Log::BeginCall("%s");' % (interface.name + '::' + method.name)
- print ' Log::BeginArg(0, "this");'
- print ' Log::LiteralOpaque((const void *)m_pInstance);'
- print ' Log::EndArg();'
+
+ self.implementWrapperInterfaceMethodBody(interface, method)
+
+ if method.type is not stdapi.Void:
+ print ' return __result;'
+ print '}'
+ print
+
+ def implementWrapperInterfaceMethodBody(self, interface, method):
+ print ' static const char * __args[%u] = {%s};' % (len(method.args) + 1, ', '.join(['"this"'] + ['"%s"' % arg.name for arg in method.args]))
+ print ' static const trace::FunctionSig __sig = {%u, "%s", %u, __args};' % (method.id, interface.name + '::' + method.name, len(method.args) + 1)
+ print ' unsigned __call = trace::localWriter.beginEnter(&__sig);'
+ print ' trace::localWriter.beginArg(0);'
+ print ' trace::localWriter.writeOpaque((const void *)m_pInstance);'
+ print ' trace::localWriter.endArg();'
for arg in method.args:
if not arg.output:
- self.unwrap_arg(method, arg)
- self.dump_arg(method, arg)
- print ' %sm_pInstance->%s(%s);' % (result, method.name, ', '.join([str(arg.name) for arg in method.args]))
+ self.unwrapArg(method, arg)
+ self.serializeArg(method, arg)
+ print ' trace::localWriter.endEnter();'
+
+ self.invokeMethod(interface, method)
+
+ print ' trace::localWriter.beginLeave(__call);'
for arg in method.args:
if arg.output:
- self.dump_arg(method, arg)
- self.wrap_arg(method, arg)
- if method.type is not Void:
- print ' Log::BeginReturn("%s");' % method.type
- dump_instance(method.type, "__result")
- print ' Log::EndReturn();'
- wrap_instance(method.type, '__result')
- print ' Log::EndCall();'
+ self.serializeArg(method, arg)
+ self.wrapArg(method, arg)
+ if method.type is not stdapi.Void:
+ print ' trace::localWriter.beginReturn();'
+ self.serializeValue(method.type, "__result")
+ print ' trace::localWriter.endReturn();'
+ self.wrapValue(method.type, '__result')
+ print ' trace::localWriter.endLeave();'
if method.name == 'QueryInterface':
- print ' if (*ppvObj == m_pInstance)'
- print ' *ppvObj = this;'
+ print ' if (ppvObj && *ppvObj) {'
+ print ' if (*ppvObj == m_pInstance) {'
+ print ' *ppvObj = this;'
+ print ' }'
+ for iface in self.api.interfaces:
+ print r' else if (riid == IID_%s) {' % iface.name
+ print r' *ppvObj = new Wrap%s((%s *) *ppvObj);' % (iface.name, iface.name)
+ print r' }'
+ print r' else {'
+ print r' os::log("apitrace: warning: unknown REFIID {0x%08lX,0x%04X,0x%04X,{0x%02X,0x%02X,0x%02X,0x%02X,0x%02X,0x%02X,0x%02X,0x%02X}}\n",'
+ print r' riid.Data1, riid.Data2, riid.Data3,'
+ print r' riid.Data4[0],'
+ print r' riid.Data4[1],'
+ print r' riid.Data4[2],'
+ print r' riid.Data4[3],'
+ print r' riid.Data4[4],'
+ print r' riid.Data4[5],'
+ print r' riid.Data4[6],'
+ print r' riid.Data4[7]);'
+ print r' }'
+ print ' }'
if method.name == 'Release':
- assert method.type is not Void
+ assert method.type is not stdapi.Void
print ' if (!__result)'
print ' delete this;'
- if method.type is not Void:
- print ' return __result;'
- print '}'
- print
-
+ def invokeMethod(self, interface, method):
+ if method.type is stdapi.Void:
+ result = ''
+ else:
+ result = '__result = '
+ print ' %sm_pInstance->%s(%s);' % (result, method.name, ', '.join([str(arg.name) for arg in method.args]))
+
+ def emit_memcpy(self, dest, src, length):
+ print ' unsigned __call = trace::localWriter.beginEnter(&trace::memcpy_sig);'
+ print ' trace::localWriter.beginArg(0);'
+ print ' trace::localWriter.writeOpaque(%s);' % dest
+ print ' trace::localWriter.endArg();'
+ print ' trace::localWriter.beginArg(1);'
+ print ' trace::localWriter.writeBlob(%s, %s);' % (src, length)
+ print ' trace::localWriter.endArg();'
+ print ' trace::localWriter.beginArg(2);'
+ print ' trace::localWriter.writeUInt(%s);' % length
+ print ' trace::localWriter.endArg();'
+ print ' trace::localWriter.endEnter();'
+ print ' trace::localWriter.beginLeave(__call);'
+ print ' trace::localWriter.endLeave();'
+