#
##########################################################################/
-"""C basic types"""
+"""Common trace code generation."""
import stdapi
+from dispatch import Dispatcher
-all_types = {}
+def interface_wrap_name(interface):
+ return "Wrap" + interface.expr
class DumpDeclarator(stdapi.OnceVisitor):
for type, name in struct.members:
self.visit(type)
print 'static void __traceStruct%s(const %s &value) {' % (struct.id, struct.expr)
- print ' Trace::BeginStruct(%u);' % len(struct.members)
+ 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' % (int(struct.id), struct.name, len(struct.members))
+ print ' };'
+ print ' Trace::localWriter.beginStruct(&sig);'
for type, name in struct.members:
- print ' Trace::BeginMember("%s");' % (name,)
dump_instance(type, 'value.%s' % (name,))
- print ' Trace::EndMember();'
- print ' Trace::EndStruct();'
+ print ' Trace::localWriter.endStruct();'
print '}'
print
def visit_blob(self, array):
pass
+ __enum_id = 0
+
def visit_enum(self, enum):
print 'static void __traceEnum%s(const %s value) {' % (enum.id, enum.expr)
+ n = len(enum.values)
+ for i in range(n):
+ value = enum.values[i]
+ print ' static const Trace::EnumSig sig%u = {%u, "%s", %s};' % (i, DumpDeclarator.__enum_id, value, value)
+ DumpDeclarator.__enum_id += 1
+ print ' const Trace::EnumSig *sig;'
print ' switch(value) {'
- for value in enum.values:
+ for i in range(n):
+ value = enum.values[i]
print ' case %s:' % value
- print ' Trace::LiteralNamedConstant("%s", %s);' % (value, value)
+ print ' sig = &sig%u;' % i
print ' break;'
print ' default:'
- print ' Trace::LiteralSInt(value);'
- print ' break;'
+ print ' Trace::localWriter.writeSInt(value);'
+ print ' return;'
print ' }'
+ print ' Trace::localWriter.writeEnum(sig);'
print '}'
print
def visit_bitmask(self, bitmask):
- print 'static const Trace::BitmaskVal __bitmask%s_vals[] = {' % (bitmask.id)
+ print 'static const Trace::BitmaskFlag __bitmask%s_flags[] = {' % (bitmask.id)
for value in bitmask.values:
print ' {"%s", %s},' % (value, value)
print '};'
print
print 'static const Trace::BitmaskSig __bitmask%s_sig = {' % (bitmask.id)
- print ' %u, %u, __bitmask%s_vals' % (int(bitmask.id), len(bitmask.values), bitmask.id)
+ print ' %u, %u, __bitmask%s_flags' % (int(bitmask.id), len(bitmask.values), bitmask.id)
print '};'
print
pass
def visit_interface(self, interface):
- pass
+ print "class %s : public %s " % (interface_wrap_name(interface), interface.name)
+ print "{"
+ print "public:"
+ print " %s(%s * pInstance);" % (interface_wrap_name(interface), interface.name)
+ print " virtual ~%s();" % interface_wrap_name(interface)
+ print
+ for method in interface.itermethods():
+ print " " + method.prototype() + ";"
+ print
+ #print "private:"
+ print " %s * m_pInstance;" % (interface.name,)
+ print "};"
+ print
class DumpImplementer(stdapi.Visitor):
'''Dump an instance.'''
def visit_literal(self, literal, instance):
- print ' Trace::Literal%s(%s);' % (literal.format, instance)
+ print ' Trace::localWriter.write%s(%s);' % (literal.format, instance)
def visit_string(self, string, instance):
if string.length is not None:
- print ' Trace::LiteralString((const char *)%s, %s);' % (instance, string.length)
+ print ' Trace::localWriter.writeString((const char *)%s, %s);' % (instance, string.length)
else:
- print ' Trace::LiteralString((const char *)%s);' % instance
+ print ' Trace::localWriter.writeString((const char *)%s);' % instance
def visit_const(self, const, instance):
self.visit(const.type, instance)
print ' __traceStruct%s(%s);' % (struct.id, instance)
def visit_array(self, array, instance):
- print ' if(%s) {' % instance
+ length = '__c' + array.type.id
index = '__i' + array.type.id
- print ' Trace::BeginArray(%s);' % (array.length,)
- print ' for (int %s = 0; %s < %s; ++%s) {' % (index, index, array.length, index)
- print ' Trace::BeginElement();'
+ 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 ' Trace::EndElement();'
+ print ' Trace::localWriter.endElement();'
print ' }'
- print ' Trace::EndArray();'
+ print ' Trace::localWriter.endArray();'
+ print ' } else {'
+ print ' Trace::localWriter.writeNull();'
print ' }'
- print ' else'
- print ' Trace::LiteralNull();'
def visit_blob(self, blob, instance):
- print ' Trace::LiteralBlob(%s, %s);' % (instance, blob.size)
+ print ' Trace::localWriter.writeBlob(%s, %s);' % (instance, blob.size)
def visit_enum(self, enum, instance):
print ' __traceEnum%s(%s);' % (enum.id, instance)
def visit_bitmask(self, bitmask, instance):
- print ' Trace::LiteralBitmask(__bitmask%s_sig, %s);' % (bitmask.id, instance)
+ print ' Trace::localWriter.writeBitmask(&__bitmask%s_sig, %s);' % (bitmask.id, instance)
def visit_pointer(self, pointer, instance):
- print ' if(%s) {' % instance
- print ' Trace::BeginArray(1);'
- print ' Trace::BeginElement();'
+ print ' if (%s) {' % instance
+ print ' Trace::localWriter.beginArray(1);'
+ print ' Trace::localWriter.beginElement();'
dump_instance(pointer.type, "*" + instance)
- print ' Trace::EndElement();'
- print ' Trace::EndArray();'
+ print ' Trace::localWriter.endElement();'
+ print ' Trace::localWriter.endArray();'
+ print ' } else {'
+ print ' Trace::localWriter.writeNull();'
print ' }'
- print ' else'
- print ' Trace::LiteralNull();'
def visit_handle(self, handle, instance):
self.visit(handle.type, instance)
self.visit(alias.type, instance)
def visit_opaque(self, opaque, instance):
- print ' Trace::LiteralOpaque((const void *)%s);' % instance
+ print ' Trace::localWriter.writeOpaque((const void *)%s);' % instance
def visit_interface(self, interface, instance):
- print ' Trace::LiteralOpaque((const void *)%s);' % instance
+ print ' Trace::localWriter.writeOpaque((const void *)&%s);' % instance
dump_instance = DumpImplementer().visit
pass
def visit_pointer(self, pointer, instance):
+ print " if (%s) {" % instance
self.visit(pointer.type, "*" + instance)
+ print " }"
def visit_handle(self, handle, instance):
self.visit(handle.type, instance)
pass
def visit_interface(self, interface, instance):
- print " if(%s)" % instance
- print " %s = new %s(%s);" % (instance, interface.type.wrap_name(), instance)
+ assert instance.startswith('*')
+ instance = instance[1:]
+ print " if (%s) {" % instance
+ print " %s = new %s(%s);" % (instance, interface_wrap_name(interface), instance)
+ print " }"
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)
+ assert instance.startswith('*')
+ instance = instance[1:]
+ print " if (%s) {" % instance
+ print " %s = static_cast<%s *>(%s)->m_pInstance;" % (instance, interface_wrap_name(interface), instance)
+ print " }"
+
wrap_instance = Wrapper().visit
unwrap_instance = Unwrapper().visit
class Tracer:
+ def __init__(self):
+ self.api = None
+
def trace_api(self, api):
+ self.api = api
+
self.header(api)
# Includes
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 = [type for type in types if isinstance(type, stdapi.Interface)]
+ map(self.interface_wrap_impl, interfaces)
print
# Function wrappers
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 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
- print 'static const char * __%s_args[] = {' % (function.name)
- for arg in function.args:
- print ' "%s",' % (arg.name,)
- print '};'
- print
- print 'static const Trace::FunctionSig __%s_sig = {' % (function.name)
- print ' %u, "%s", %u, __%s_args' % (int(function.id), function.name, len(function.args), function.name)
- print '};'
- print
-
+ # Per-function declarations
- 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 ' Trace::Abort();'
+ print 'static const char ** __%s_args = NULL;' % (function.name,)
+ print 'static const Trace::FunctionSig __%s_sig = {%u, "%s", %u, __%s_args};' % (function.name, int(function.id), function.name, len(function.args), function.name)
+ print
- def get_function_address(self, function):
- raise NotImplementedError
-
- 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 is_public_function(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 = ''
+ if self.is_public_function(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 = Trace::BeginEnter(__%s_sig);' % (function.name)
+ self.trace_function_impl_body(function)
+ if function.type is not stdapi.Void:
+ self.wrap_ret(function, "__result")
+ print ' return __result;'
+ print '}'
+ print
+
+ def trace_function_impl_body(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 ' Trace::EndEnter();'
- print ' %s%s(%s);' % (result, pvalue, ', '.join([str(arg.name) for arg in function.args]))
- print ' Trace::BeginLeave(__call);'
+ print ' Trace::localWriter.endEnter();'
+ self.dispatch_function(function)
+ print ' Trace::localWriter.beginLeave(__call);'
for arg in function.args:
if arg.output:
self.dump_arg(function, arg)
self.wrap_arg(function, arg)
if function.type is not stdapi.Void:
self.dump_ret(function, "__result")
- print ' Trace::EndLeave();'
- if function.type is not stdapi.Void:
- self.wrap_ret(function, "__result")
- print ' return __result;'
- print '}'
- print
+ print ' Trace::localWriter.endLeave();'
+
+ def dispatch_function(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 ' Trace::BeginArg(%u);' % (arg.index,)
+ print ' Trace::localWriter.beginArg(%u);' % (arg.index,)
+ self.dump_arg_instance(function, arg)
+ print ' Trace::localWriter.endArg();'
+
+ def dump_arg_instance(self, function, arg):
dump_instance(arg.type, arg.name)
- print ' Trace::EndArg();'
def wrap_arg(self, function, arg):
wrap_instance(arg.type, arg.name)
unwrap_instance(arg.type, arg.name)
def dump_ret(self, function, instance):
- print ' Trace::BeginReturn();'
+ print ' Trace::localWriter.beginReturn();'
dump_instance(function.type, instance)
- print ' Trace::EndReturn();'
+ print ' Trace::localWriter.endReturn();'
def wrap_ret(self, function, instance):
wrap_instance(function.type, instance)
def unwrap_ret(self, function, instance):
unwrap_instance(function.type, instance)
- def interface_wrap_name(self, interface):
- return "Wrap" + interface.expr
-
- def interface_pre_decl(self, interface):
- print "class %s;" % interface.wrap_name()
-
- def interface_decl(self, interface):
- print "class %s : public %s " % (interface.wrap_name(), interface.name)
- print "{"
- print "public:"
- print " %s(%s * pInstance);" % (interface.wrap_name(), interface.name)
- print " virtual ~%s();" % interface.wrap_name()
- print
- for method in interface.itermethods():
- print " " + method.prototype() + ";"
- print
- #print "private:"
- print " %s * m_pInstance;" % (interface.name,)
- print "};"
- print
-
def interface_wrap_impl(self, interface):
- print '%s::%s(%s * pInstance) {' % (interface.wrap_name(), interface.wrap_name(), interface.name)
+ print '%s::%s(%s * pInstance) {' % (interface_wrap_name(interface), interface_wrap_name(interface), interface.name)
print ' m_pInstance = pInstance;'
print '}'
print
- print '%s::~%s() {' % (interface.wrap_name(), interface.wrap_name())
+ print '%s::~%s() {' % (interface_wrap_name(interface), interface_wrap_name(interface))
print '}'
print
for method in interface.itermethods():
print
def trace_method(self, interface, method):
- print method.prototype(interface.wrap_name() + '::' + method.name) + ' {'
- if method.type is Void:
- result = ''
- else:
- print ' %s __result;' % method.type
- result = '__result = '
- print ' Trace::BeginCall("%s");' % (interface.name + '::' + method.name)
- print ' Trace::BeginArg(0);'
- print ' Trace::LiteralOpaque((const void *)m_pInstance);'
- print ' Trace::EndArg();'
+ print method.prototype(interface_wrap_name(interface) + '::' + method.name) + ' {'
+ 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};' % (int(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)
+ if method.type is stdapi.Void:
+ result = ''
+ else:
+ print ' %s __result;' % method.type
+ result = '__result = '
+ print ' Trace::localWriter.endEnter();'
print ' %sm_pInstance->%s(%s);' % (result, method.name, ', '.join([str(arg.name) for arg in method.args]))
+ 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 ' Trace::BeginReturn("%s");' % method.type
+ if method.type is not stdapi.Void:
+ print ' Trace::localWriter.beginReturn();'
dump_instance(method.type, "__result")
- print ' Trace::EndReturn();'
+ print ' Trace::localWriter.endReturn();'
wrap_instance(method.type, '__result')
- print ' Trace::EndCall();'
+ 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 ' else if (riid == IID_%s) {' % iface.name
+ print ' *ppvObj = new Wrap%s((%s *) *ppvObj);' % (iface.name, iface.name)
+ print ' }'
+ 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:
+ if method.type is not stdapi.Void:
print ' return __result;'
print '}'
print
+class DllTracer(Tracer):
+
+ def __init__(self, dllname):
+ self.dllname = dllname
+
+ def header(self, api):
+ print '''
+static HINSTANCE g_hDll = NULL;
+
+static PROC
+__getPublicProcAddress(LPCSTR lpProcName)
+{
+ if (!g_hDll) {
+ char szDll[MAX_PATH] = {0};
+
+ if (!GetSystemDirectoryA(szDll, MAX_PATH)) {
+ return NULL;
+ }
+
+ strcat(szDll, "\\\\%s");
+
+ g_hDll = LoadLibraryA(szDll);
+ if (!g_hDll) {
+ return NULL;
+ }
+ }
+
+ return GetProcAddress(g_hDll, lpProcName);
+}
+
+''' % self.dllname
+
+ dispatcher = Dispatcher()
+ dispatcher.dispatch_api(api)
+
+ Tracer.header(self, api)
+
projects / apitrace / blobdiff