def constructGlobalFunction(self, globalIndex):
descriptors = self.constructFunctionTypeDescriptors(globalIndex)
if len(descriptors) == 0:
return None
funcSpecs = []
for descriptor in descriptors:
funcSpec = FFISpecs.GlobalFunctionSpecification()
funcSpec.typeDescriptor = descriptor
funcSpec.name = FFIRename.methodNameFromCppName(funcSpec.typeDescriptor.foreignTypeName)
funcSpec.index = globalIndex
funcSpecs.append(funcSpec)
return funcSpecs
def constructGlobalFunction(self, globalIndex):
descriptors = self.constructFunctionTypeDescriptors(globalIndex)
if (len(descriptors) == 0):
return None
funcSpecs = []
for descriptor in descriptors:
funcSpec = FFISpecs.GlobalFunctionSpecification()
funcSpec.typeDescriptor = descriptor
funcSpec.name = FFIRename.methodNameFromCppName(
funcSpec.typeDescriptor.foreignTypeName)
funcSpec.index = globalIndex
funcSpecs.append(funcSpec)
return funcSpecs
def constructMemberFunctionSpecifications(self, typeIndex):
funcSpecs = []
numFuncs = interrogate_type_number_of_methods(typeIndex)
for i in range(numFuncs):
funcIndex = interrogate_type_get_method(typeIndex, i)
typeDescs = self.constructFunctionTypeDescriptors(funcIndex)
for typeDesc in typeDescs:
funcSpec = FFISpecs.MethodSpecification()
funcSpec.name = FFIRename.methodNameFromCppName(
interrogate_function_name(funcIndex),
getTypeName(typeIndex))
funcSpec.typeDescriptor = typeDesc
funcSpec.index = funcIndex
funcSpecs.append(funcSpec)
return funcSpecs
def constructMemberFunctionSpecifications(self, typeIndex):
funcSpecs = []
numFuncs = interrogate_type_number_of_methods(typeIndex)
for i in range(numFuncs):
funcIndex = interrogate_type_get_method(typeIndex, i)
typeDescs = self.constructFunctionTypeDescriptors(funcIndex)
for typeDesc in typeDescs:
funcSpec = FFISpecs.MethodSpecification()
funcSpec.name = FFIRename.methodNameFromCppName(
interrogate_function_name(funcIndex),
getTypeName(typeIndex))
funcSpec.typeDescriptor = typeDesc
funcSpec.index = funcIndex
funcSpecs.append(funcSpec)
return funcSpecs
def constructDowncastFunctionSpecifications(self, typeIndex):
"""
The strange thing about downcast functions is that they appear in the
class they are being downcast TO, not downcast FROM. But they should be
built into the class they are being downcast from. For instance, a method
downcastToNode(ptrBoundedObject) will appear in Node's list of methods
but should be compiled into BoundedObject's class
UPDATE: These are no longer compiled into the from-class. That was
preventing the libraries from being independent since the from class
now had knowledge of the to class which is potentially in a library
downstream. Now these functions are just global functions
"""
numFuncs = interrogate_type_number_of_derivations(typeIndex)
for i in range(numFuncs):
# Make sure this downcast is possible
if (not interrogate_type_derivation_downcast_is_impossible(
typeIndex, i)):
if interrogate_type_derivation_has_downcast(typeIndex, i):
funcIndex = interrogate_type_get_downcast(typeIndex, i)
typeDescs = self.constructFunctionTypeDescriptors(
funcIndex)
for typeDesc in typeDescs:
funcSpec = FFISpecs.GlobalFunctionSpecification()
funcSpec.name = FFIRename.methodNameFromCppName(
interrogate_function_name(funcIndex),
getTypeName(typeIndex))
funcSpec.typeDescriptor = typeDesc
funcSpec.index = funcIndex
# Here we look for the class in the first argument
fromClass = typeDesc.argumentTypes[
0].typeDescriptor.recursiveTypeDescriptor()
# Append the from class name on the method to uniquify it now
# that these are global methods
funcSpec.name = funcSpec.name + 'From' + fromClass.foreignTypeName
# Append this funcSpec to that class's downcast methods
# fromClass.downcastMethods.append(funcSpec)
self.environment.addDowncastFunction(funcSpec)
def constructDowncastFunctionSpecifications(self, typeIndex):
"""
The strange thing about downcast functions is that they appear in the
class they are being downcast TO, not downcast FROM. But they should be
built into the class they are being downcast from. For instance, a method
downcastToNode(ptrBoundedObject) will appear in Node's list of methods
but should be compiled into BoundedObject's class
UPDATE: These are no longer compiled into the from-class. That was
preventing the libraries from being independent since the from class
now had knowledge of the to class which is potentially in a library
downstream. Now these functions are just global functions
"""
numFuncs = interrogate_type_number_of_derivations(typeIndex)
for i in range(numFuncs):
# Make sure this downcast is possible
if (not interrogate_type_derivation_downcast_is_impossible(typeIndex, i)):
if interrogate_type_derivation_has_downcast(typeIndex, i):
funcIndex = interrogate_type_get_downcast(typeIndex, i)
typeDescs = self.constructFunctionTypeDescriptors(funcIndex)
for typeDesc in typeDescs:
funcSpec = FFISpecs.GlobalFunctionSpecification()
funcSpec.name = FFIRename.methodNameFromCppName(
interrogate_function_name(funcIndex),
getTypeName(typeIndex))
funcSpec.typeDescriptor = typeDesc
funcSpec.index = funcIndex
# Here we look for the class in the first argument
fromClass = typeDesc.argumentTypes[0].typeDescriptor.recursiveTypeDescriptor()
# Append the from class name on the method to uniquify it now
# that these are global methods
funcSpec.name = funcSpec.name + 'From' + fromClass.foreignTypeName
# Append this funcSpec to that class's downcast methods
# fromClass.downcastMethods.append(funcSpec)
self.environment.addDowncastFunction(funcSpec)
