X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=base.py;h=8213403aafccc37043aedac98f4e9410cd0df9eb;hb=dce84c4cbc8176d627c5e7801c2acbd0e2027b86;hp=40f98998ebc95b44a597a0378da6df52a737cbdf;hpb=954424450b9a4dd44c9ebf3f4f8c35eb41d50fd5;p=apitrace

diff --git a/base.py b/base.py
index 40f9899..8213403 100644
--- a/base.py
+++ b/base.py
@@ -1,168 +1,363 @@
-#############################################################################
+##########################################################################
 #
-# Copyright 2008 Jose Fonseca
+# Copyright 2008-2009 VMware, Inc.
+# All Rights Reserved.
 #
-# This program is free software: you can redistribute it and/or modify it
-# under the terms of the GNU Lesser General Public License as published
-# by the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Lesser General Public License for more details.
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
 #
-# You should have received a copy of the GNU Lesser General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
 #
-#############################################################################
+##########################################################################/
 
 """C basic types"""
 
+
+import debug
+
+
+all_types = {}
+
+
+class Visitor:
+
+    def visit(self, type, *args, **kwargs):
+        return type.visit(self, *args, **kwargs)
+
+    def visit_void(self, void, *args, **kwargs):
+        raise NotImplementedError
+
+    def visit_literal(self, literal, *args, **kwargs):
+        raise NotImplementedError
+
+    def visit_string(self, string, *args, **kwargs):
+        raise NotImplementedError
+
+    def visit_const(self, const, *args, **kwargs):
+        raise NotImplementedError
+
+    def visit_struct(self, struct, *args, **kwargs):
+        raise NotImplementedError
+
+    def visit_array(self, array, *args, **kwargs):
+        raise NotImplementedError
+
+    def visit_blob(self, blob, *args, **kwargs):
+        raise NotImplementedError
+
+    def visit_enum(self, enum, *args, **kwargs):
+        raise NotImplementedError
+
+    def visit_bitmask(self, bitmask, *args, **kwargs):
+        raise NotImplementedError
+
+    def visit_pointer(self, pointer, *args, **kwargs):
+        raise NotImplementedError
+
+    def visit_handle(self, handle, *args, **kwargs):
+        raise NotImplementedError
+
+    def visit_alias(self, alias, *args, **kwargs):
+        raise NotImplementedError
+
+    def visit_opaque(self, opaque, *args, **kwargs):
+        raise NotImplementedError
+
+    def visit_interface(self, interface, *args, **kwargs):
+        raise NotImplementedError
+
+
+class OnceVisitor(Visitor):
+
+    def __init__(self):
+        self.__visited = set()
+
+    def visit(self, type, *args, **kwargs):
+        if type not in self.__visited:
+            self.__visited.add(type)
+            return type.visit(self, *args, **kwargs)
+        return None
+
+
+class Rebuilder(Visitor):
+
+    def visit_void(self, void):
+        return void
+
+    def visit_literal(self, literal):
+        return literal
+
+    def visit_string(self, string):
+        return string
+
+    def visit_const(self, const):
+        return Const(const.type)
+
+    def visit_struct(self, struct):
+        members = [self.visit(member) for member in struct.members]
+        return Struct(struct.name, members)
+
+    def visit_array(self, array):
+        type = self.visit(array.type)
+        return Array(type, array.length)
+
+    def visit_blob(self, blob):
+        type = self.visit(blob.type)
+        return Blob(type, blob.size)
+
+    def visit_enum(self, enum):
+        return enum
+
+    def visit_bitmask(self, bitmask):
+        type = self.visit(bitmask.type)
+        return Bitmask(type, bitmask.values)
+
+    def visit_pointer(self, pointer):
+        type = self.visit(pointer.type)
+        return Pointer(type)
+
+    def visit_handle(self, handle):
+        type = self.visit(handle.type)
+        return Handle(handle.name, type)
+
+    def visit_alias(self, alias):
+        type = self.visit(alias.type)
+        return Alias(alias.expr, type)
+
+    def visit_opaque(self, opaque):
+        return opaque
+
+
 class Type:
 
-    def __init__(self, name):
-        self.name = name
+    __seq = 0
 
-    def __str__(self):
-        return self.name
+    def __init__(self, expr, id = ''):
+        self.expr = expr
+        
+        for char in id:
+            assert char.isalnum() or char in '_ '
 
-    def isoutput(self):
-        return False
+        id = id.replace(' ', '_')
+        
+        if id in all_types:
+            Type.__seq += 1
+            id += str(Type.__seq)
+        
+        assert id not in all_types
+        all_types[id] = self
 
-    def dump(self, instance):
+        self.id = id
+
+    def __str__(self):
+        return self.expr
+
+    def visit(self, visitor, *args, **kwargs):
         raise NotImplementedError
-    
-    def wrap_instance(self, instance):
-        pass
 
-    def unwrap_instance(self, instance):
-        pass
 
 
-class Void(Type):
+class _Void(Type):
 
     def __init__(self):
         Type.__init__(self, "void")
 
-Void = Void()
+    def visit(self, visitor, *args, **kwargs):
+        return visitor.visit_void(self, *args, **kwargs)
 
+Void = _Void()
 
-class Intrinsic(Type):
 
-    def __init__(self, name, format):
-        Type.__init__(self, name)
-        self.format = format
+class Concrete(Type):
 
+    def decl(self):
+        print 'static void Dump%s(const %s &value);' % (self.id, self.expr)
+    
+    def impl(self):
+        print 'static void Dump%s(const %s &value) {' % (self.id, self.expr)
+        self._dump("value");
+        print '}'
+        print
+    
+    def _dump(self, instance):
+        raise NotImplementedError
+    
     def dump(self, instance):
-        print '    g_pLog->TextF("%s", %s);' % (self.format, instance)
+        print '    Dump%s(%s);' % (self.id, instance)
+    
+
+class Literal(Type):
+
+    def __init__(self, expr, format, base=10):
+        Type.__init__(self, expr)
+        self.format = format
+
+    def visit(self, visitor, *args, **kwargs):
+        return visitor.visit_literal(self, *args, **kwargs)
 
 
 class Const(Type):
 
     def __init__(self, type):
-        Type.__init__(self, 'C' + type.name)
-        self.type = type
 
-    def dump(self, instance):
-        self.type.dump(instance)
+        if type.expr.startswith("const "):
+            expr = type.expr + " const"
+        else:
+            expr = "const " + type.expr
 
-    def __str__(self):
-        return "const " + str(self.type)
+        Type.__init__(self, expr, 'C' + type.id)
+
+        self.type = type
+
+    def visit(self, visitor, *args, **kwargs):
+        return visitor.visit_const(self, *args, **kwargs)
 
 
 class Pointer(Type):
 
     def __init__(self, type):
-        Type.__init__(self, 'P' + type.name)
+        Type.__init__(self, type.expr + " *", 'P' + type.id)
         self.type = type
 
-    def __str__(self):
-        return str(self.type) + " *"
-    
-    def dump(self, instance):
-        print '    if(%s) {' % instance
-        try:
-            self.type.dump("*" + instance)
-        except NotImplementedError:
-            print '        g_pLog->TextF("%%p", %s);' % instance
-        print '    }'
-        print '    else'
-        print '        g_pLog->Text("NULL");'
+    def visit(self, visitor, *args, **kwargs):
+        return visitor.visit_pointer(self, *args, **kwargs)
+
 
-    def wrap_instance(self, instance):
-        self.type.wrap_instance("*" + instance)
+class Handle(Type):
 
-    def unwrap_instance(self, instance):
-        self.type.wrap_instance("*" + instance)
+    def __init__(self, name, type):
+        Type.__init__(self, type.expr, 'P' + type.id)
+        self.name = name
+        self.type = type
 
+    def visit(self, visitor, *args, **kwargs):
+        return visitor.visit_handle(self, *args, **kwargs)
 
-class OutPointer(Pointer):
 
-    def isoutput(self):
-        return True
+def ConstPointer(type):
+    return Pointer(Const(type))
 
 
-class Enum(Type):
+class Enum(Concrete):
 
     def __init__(self, name, values):
-        Type.__init__(self, name)
+        Concrete.__init__(self, name)
         self.values = values
     
-    def dump(self, instance):
-        print '    switch(%s) {' % instance
-        for value in self.values:
-            print '    case %s:' % value
-            print '        g_pLog->Text("%s");' % value
-            print '        break;'
-        print '    default:'
-        print '        g_pLog->TextF("%%i", %s);' % instance
-        print '        break;'
-        print '    }'
+    def visit(self, visitor, *args, **kwargs):
+        return visitor.visit_enum(self, *args, **kwargs)
+
 
+def FakeEnum(type, values):
+    return Enum(type.expr, values)
 
-class Flags(Type):
+
+class Bitmask(Concrete):
 
     def __init__(self, type, values):
-        Type.__init__(self, type.name)
+        Concrete.__init__(self, type.expr)
+        self.type = type
         self.values = values
 
+    def visit(self, visitor, *args, **kwargs):
+        return visitor.visit_bitmask(self, *args, **kwargs)
+
+Flags = Bitmask
+
+
+class Array(Type):
+
+    def __init__(self, type, length):
+        Type.__init__(self, type.expr + " *")
+        self.type = type
+        self.length = length
+
+    def visit(self, visitor, *args, **kwargs):
+        return visitor.visit_array(self, *args, **kwargs)
+
 
-class Struct(Type):
+class Blob(Type):
+
+    def __init__(self, type, size):
+        Type.__init__(self, type.expr + ' *')
+        self.type = type
+        self.size = size
+
+    def visit(self, visitor, *args, **kwargs):
+        return visitor.visit_blob(self, *args, **kwargs)
+
+
+class Struct(Concrete):
 
     def __init__(self, name, members):
-        Type.__init__(self, name)
+        Concrete.__init__(self, name)
+        self.name = name
         self.members = members
 
-    def dump(self, instance):
-        print '    g_pLog->Text("{");'
-        first = True
-        for type, name in self.members:
-            if first:
-                first = False
-            else:
-                print '    g_pLog->Text(", ");'
-            type.dump('(%s).%s' % (instance, name))
-        print '    g_pLog->Text("}");'
+    def visit(self, visitor, *args, **kwargs):
+        return visitor.visit_struct(self, *args, **kwargs)
 
 
 class Alias(Type):
 
-    def __init__(self, name, type):
-        Type.__init__(self, name)
+    def __init__(self, expr, type):
+        Type.__init__(self, expr)
         self.type = type
 
-    def dump(self, instance):
-        self.type.dump(instance)
+    def visit(self, visitor, *args, **kwargs):
+        return visitor.visit_alias(self, *args, **kwargs)
+
+
+def Out(type, name):
+    arg = Arg(type, name, output=True)
+    return arg
+
+
+class Arg:
+
+    def __init__(self, type, name, output=False):
+        self.type = type
+        self.name = name
+        self.output = output
+        self.index = None
+
+    def __str__(self):
+        return '%s %s' % (self.type, self.name)
 
 
 class Function:
 
-    def __init__(self, type, name, args, call = '__stdcall'):
+    def __init__(self, type, name, args, call = '', fail = None, sideeffects=True, hidden=False):
         self.type = type
         self.name = name
-        self.args = args
+
+        self.args = []
+        index = 0
+        for arg in args:
+            if isinstance(arg, tuple):
+                arg_type, arg_name = arg
+                arg = Arg(arg_type, arg_name)
+            arg.index = index
+            index += 1
+            self.args.append(arg)
+
         self.call = call
+        self.fail = fail
+        self.sideeffects = sideeffects
+        self.hidden = False
 
     def prototype(self, name=None):
         if name is not None:
@@ -174,20 +369,31 @@ class Function:
             s = self.call + ' ' + s
         if name.startswith('*'):
             s = '(' + s + ')'
-        s = str(self.type) + ' ' + s
+        s = self.type.expr + ' ' + s
         s += "("
         if self.args:
-            s += ", ".join(["%s %s" % (type, name) for type, name in self.args])
+            s += ", ".join(["%s %s" % (arg.type, arg.name) for arg in self.args])
         else:
             s += "void"
         s += ")"
         return s
 
 
+def StdFunction(*args, **kwargs):
+    kwargs.setdefault('call', 'GLAPIENTRY')
+    return Function(*args, **kwargs)
+
+
+def FunctionPointer(type, name, args, **kwargs):
+    # XXX
+    return Opaque(name)
+
+
 class Interface(Type):
 
     def __init__(self, name, base=None):
         Type.__init__(self, name)
+        self.name = name
         self.base = base
         self.methods = []
 
@@ -199,115 +405,153 @@ class Interface(Type):
             yield method
         raise StopIteration
 
-    def wrap_name(self):
-        return "Wrap" + self.name
 
-    def wrap_pre_decl(self):
-        print "class %s;" % self.wrap_name()
+class Method(Function):
 
-    def wrap_decl(self):
-        print "class %s : public %s " % (self.wrap_name(), self.name)
-        print "{"
-        print "public:"
-        print "    %s(%s * pInstance);" % (self.wrap_name(), self.name)
-        print "    virtual ~%s();" % self.wrap_name()
-        print
-        for method in self.itermethods():
-            print "    " + method.prototype() + ";"
-        print
-        #print "private:"
-        print "    %s * m_pInstance;" % (self.name,)
-        print "};"
-        print
+    def __init__(self, type, name, args):
+        Function.__init__(self, type, name, args, call = '__stdcall')
 
-    def wrap_impl(self):
-        print '%s::%s(%s * pInstance) {' % (self.wrap_name(), self.wrap_name(), self.name)
-        print '    m_pInstance = pInstance;'
-        print '}'
-        print
-        print '%s::~%s() {' % (self.wrap_name(), self.wrap_name())
-        print '}'
-        print
-        for method in self.itermethods():
-            print method.prototype(self.wrap_name() + '::' + method.name) + ' {'
-            if method.type is Void:
-                result = ''
-            else:
-                print '    %s result;' % method.type
-                result = 'result = '
-            print '    g_pLog->BeginCall("%s");' % (self.name + '::' + method.name)
-            print '    g_pLog->BeginParam("this", "%s *");' % self.name
-            print '    g_pLog->TextF("%p", m_pInstance);'
-            print '    g_pLog->EndParam();'
-            for type, name in method.args:
-                if not type.isoutput():
-                    type.unwrap_instance(name)
-                    print '    g_pLog->BeginParam("%s", "%s");' % (name, type)
-                    type.dump(name)
-                    print '    g_pLog->EndParam();'
-            print '    %sm_pInstance->%s(%s);' % (result, method.name, ', '.join([str(name) for type, name in method.args]))
-            for type, name in method.args:
-                if type.isoutput():
-                    print '    g_pLog->BeginParam("%s", "%s");' % (name, type)
-                    type.dump(name)
-                    print '    g_pLog->EndParam();'
-                    type.wrap_instance(name)
-            if method.type is not Void:
-                print '    g_pLog->BeginReturn("%s");' % method.type
-                method.type.dump("result")
-                print '    g_pLog->EndReturn();'
-                method.type.wrap_instance('result')
-            print '    g_pLog->EndCall();'
-            if method.name == 'QueryInterface':
-                print '    if(*ppvObj == m_pInstance)'
-                print '        *ppvObj = this;'
-            if method.name == 'Release':
-                assert method.type is not Void
-                print '    if(!result)'
-                print '        delete this;'
-            if method.type is not Void:
-                print '    return result;'
-            print '}'
-            print
-        print
 
+towrap = []
 
-class Method(Function):
 
-    def __init__(self, type, name, args):
-        Function.__init__(self, type, name, args)
+def WrapPointer(type):
+    return Pointer(type)
 
 
-towrap = []
+class String(Type):
 
-class WrapPointer(Pointer):
+    def __init__(self, expr = "char *", length = None):
+        Type.__init__(self, expr)
+        self.length = length
+
+    def visit(self, visitor, *args, **kwargs):
+        return visitor.visit_string(self, *args, **kwargs)
+
+CString = String()
+
+
+class Opaque(Type):
+    '''Opaque pointer.'''
+
+    def __init__(self, expr):
+        Type.__init__(self, expr)
+
+    def visit(self, visitor, *args, **kwargs):
+        return visitor.visit_opaque(self, *args, **kwargs)
+
+
+def OpaquePointer(type):
+    return Opaque(type.expr + ' *')
+
+
+class Collector(Visitor):
+    '''Collect.'''
+
+    def __init__(self):
+        self.__visited = set()
+        self.types = []
+
+    def visit(self, type):
+        if type in self.__visited:
+            return
+        self.__visited.add(type)
+        Visitor.visit(self, type)
+        self.types.append(type)
+
+    def visit_void(self, literal):
+        pass
+
+    def visit_literal(self, literal):
+        pass
+
+    def visit_string(self, string):
+        pass
+
+    def visit_const(self, const):
+        self.visit(const.type)
+
+    def visit_struct(self, struct):
+        for type, name in struct.members:
+            self.visit(type)
+
+    def visit_array(self, array):
+        self.visit(array.type)
+
+    def visit_blob(self, array):
+        pass
+
+    def visit_enum(self, enum):
+        pass
+
+    def visit_bitmask(self, bitmask):
+        self.visit(bitmask.type)
+
+    def visit_pointer(self, pointer):
+        self.visit(pointer.type)
+
+    def visit_handle(self, handle):
+        self.visit(handle.type)
+
+    def visit_alias(self, alias):
+        self.visit(alias.type)
+
+    def visit_opaque(self, opaque):
+        pass
+
+    def visit_interface(self, interface):
+        pass
+
+
+class API:
+
+    def __init__(self, name):
+        self.name = name
+        self.headers = []
+        self.functions = []
+        self.interfaces = []
+
+    def all_types(self):
+        collector = Collector()
+        for function in self.functions:
+            for arg in function.args:
+                collector.visit(arg.type)
+            collector.visit(function.type)
+        for interface in self.interfaces:
+            collector.visit(interface)
+            for method in interface.methods:
+                for arg in method.args:
+                    collector.visit(arg.type)
+                collector.visit(method.type)
+        return collector.types
+
+    def add_function(self, function):
+        self.functions.append(function)
+
+    def add_functions(self, functions):
+        for function in functions:
+            self.add_function(function)
+
+    def add_interface(self, interface):
+        self.interfaces.append(interface)
+
+    def add_interfaces(self, interfaces):
+        self.interfaces.extend(interfaces)
+
+
+Bool = Literal("bool", "Bool")
+SChar = Literal("signed char", "SInt")
+UChar = Literal("unsigned char", "UInt")
+Short = Literal("short", "SInt")
+Int = Literal("int", "SInt")
+Long = Literal("long", "SInt")
+LongLong = Literal("long long", "SInt")
+UShort = Literal("unsigned short", "UInt")
+UInt = Literal("unsigned int", "UInt")
+ULong = Literal("unsigned long", "UInt")
+ULongLong = Literal("unsigned long long", "UInt")
+Float = Literal("float", "Float")
+Double = Literal("double", "Float")
+SizeT = Literal("size_t", "UInt")
+WString = Literal("wchar_t *", "WString")
 
-    def __init__(self, type):
-        Pointer.__init__(self, type)
-        if type not in towrap:
-            towrap.append(type)
-
-    def wrap_instance(self, instance):
-        print "    if(%s)" % instance
-        print "        %s = new %s(%s);" % (instance, self.type.wrap_name(), instance)
-
-    def unwrap_instance(self, instance):
-        print "    if(%s)" % instance
-        print "        %s = static_cast<%s *>(%s)->m_pInstance;" % (instance, self.type.wrap_name(), instance)
-
-String = Intrinsic("char *", "%s")
-Int = Intrinsic("int", "%i")
-Long = Intrinsic("long", "%li")
-Float = Intrinsic("float", "%f")
-
-
-def wrap():
-    for type in towrap:
-        type.wrap_pre_decl()
-    print
-    for type in towrap:
-        type.wrap_decl()
-    print
-    for type in towrap:
-        type.wrap_impl()
-    print