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For overriding C++ methods we also need to know whether a parameter

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is an output parameter or not. Added support for that.
This commit is contained in:
Jack Jansen 2006-02-10 16:17:24 +00:00
parent 2bc23f512d
commit 03904bf20b
4 changed files with 45 additions and 22 deletions
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40
Tools/bgen/bgen/bgenBuffer.py
View File

@ -38,15 +38,15 @@ class FixedInputOutputBufferType(InputOnlyType):
self.sizeformat = sizeformat or type2format[sizetype]
self.label_needed = 0
def getArgDeclarations(self, name, reference=False, constmode=False):
def getArgDeclarations(self, name, reference=False, constmode=False, outmode=False):
if reference:
raise RuntimeError, "Cannot pass buffer types by reference"
return (self.getBufferDeclarations(name, constmode) +
self.getSizeDeclarations(name))
self.getSizeDeclarations(name, outmode))
def getBufferDeclarations(self, name, constmode=False):
def getBufferDeclarations(self, name, constmode=False, outmode=False):
return self.getInputBufferDeclarations(name, constmode) + \
self.getOutputBufferDeclarations(name, constmode)
self.getOutputBufferDeclarations(name, constmode, outmode)
def getInputBufferDeclarations(self, name, constmode=False):
if constmode:
@ -55,13 +55,21 @@ class FixedInputOutputBufferType(InputOnlyType):
const = ""
return ["%s%s *%s__in__" % (const, self.datatype, name)]
def getOutputBufferDeclarations(self, name, constmode=False):
def getOutputBufferDeclarations(self, name, constmode=False, outmode=False):
if constmode:
raise RuntimeError, "Cannot use const output buffer"
return ["%s %s__out__[%s]" % (self.datatype, name, self.size)]
if outmode:
out = "*"
else:
out = ""
return ["%s%s %s__out__[%s]" % (self.datatype, out, name, self.size)]
def getSizeDeclarations(self, name):
return ["%s %s__len__" %(self.sizetype, name)]
def getSizeDeclarations(self, name, outmode=False):
if outmode:
out = "*"
else:
out = ""
return ["%s%s %s__len__" %(self.sizetype, out, name)]
def getAuxDeclarations(self, name):
return ["int %s__in_len__" %(name)]
@ -112,7 +120,7 @@ class FixedCombinedInputOutputBufferType(FixedInputOutputBufferType):
class InputOnlyBufferMixIn(InputOnlyMixIn):
def getOutputBufferDeclarations(self, name, constmode=False):
def getOutputBufferDeclarations(self, name, constmode=False, outmode=False):
return []
@ -200,16 +208,20 @@ class StructInputOutputBufferType(FixedInputOutputBufferType):
const = ""
return ["%s%s *%s__in__" % (const, self.type, name)]
def getSizeDeclarations(self, name):
def getSizeDeclarations(self, name, outmode=False):
return []
def getAuxDeclarations(self, name):
return ["int %s__in_len__" % (name)]
def getOutputBufferDeclarations(self, name, constmode=False):
def getOutputBufferDeclarations(self, name, constmode=False, outmode=False):
if constmode:
raise RuntimeError, "Cannot use const output buffer"
return ["%s %s__out__" % (self.type, name)]
if outmode:
out = "*"
else:
out = ""
return ["%s%s %s__out__" % (self.type, out, name)]
def getargsArgs(self, name):
return "(char **)&%s__in__, &%s__in_len__" % (name, name)
@ -262,7 +274,7 @@ class StructOutputBufferType(OutputOnlyBufferMixIn, StructInputOutputBufferType)
Instantiate with the struct type as parameter.
"""
def getSizeDeclarations(self, name):
def getSizeDeclarations(self, name, outmode=False):
return []
def getAuxDeclarations(self, name):
@ -279,7 +291,7 @@ class ArrayOutputBufferType(OutputOnlyBufferMixIn, StructInputOutputBufferType):
Instantiate with the struct type as parameter.
"""
def getSizeDeclarations(self, name):
def getSizeDeclarations(self, name, outmode=False):
return []
def getAuxDeclarations(self, name):

8
Tools/bgen/bgen/bgenHeapBuffer.py
View File

@ -16,10 +16,14 @@ class HeapInputOutputBufferType(FixedInputOutputBufferType):
def __init__(self, datatype = 'char', sizetype = 'int', sizeformat = None):
FixedInputOutputBufferType.__init__(self, "0", datatype, sizetype, sizeformat)
def getOutputBufferDeclarations(self, name, constmode=False):
def getOutputBufferDeclarations(self, name, constmode=False, outmode=False):
if constmode:
raise RuntimeError, "Cannot use const output buffer"
return ["%s *%s__out__" % (self.datatype, name)]
if outmode:
out = "*"
else:
out = ""
return ["%s%s *%s__out__" % (self.datatype, out, name)]
def getargsCheck(self, name):
Output("if ((%s__out__ = malloc(%s__in_len__)) == NULL)", name, name)

10
Tools/bgen/bgen/bgenType.py
View File

@ -29,7 +29,7 @@ class Type:
for decl in self.getAuxDeclarations(name):
Output("%s;", decl)
def getArgDeclarations(self, name, reference=False, constmode=False):
def getArgDeclarations(self, name, reference=False, constmode=False, outmode=False):
"""Return the main part of the declarations for this type: the items
that will be passed as arguments in the C/C++ function call."""
if reference:
@ -40,7 +40,11 @@ class Type:
const = "const "
else:
const = ""
return ["%s%s%s %s" % (const, self.typeName, ref, name)]
if outmode:
out = "*"
else:
out = ""
return ["%s%s%s%s %s" % (const, self.typeName, ref, out, name)]
def getAuxDeclarations(self, name):
"""Return any auxiliary declarations needed for implementing this
@ -213,7 +217,7 @@ class FakeType(InputOnlyType):
self.substitute = substitute
self.typeName = None # Don't show this argument in __doc__ string
def getArgDeclarations(self, name, reference=False, constmode=False):
def getArgDeclarations(self, name, reference=False, constmode=False, outmode=False):
return []
def getAuxDeclarations(self, name, reference=False):

9
Tools/bgen/bgen/bgenVariable.py
View File

@ -45,12 +45,15 @@ class Variable:
elif self.flags != SelfMode:
self.type.declare(self.name)
def getArgDeclarations(self, constmode=False):
def getArgDeclarations(self, fullmodes=False):
refmode = (self.flags & RefMode)
if constmode:
constmode = False
outmode = False
if fullmodes:
constmode = (self.flags & ConstMode)
outmode = (self.flags & OutMode)
return self.type.getArgDeclarations(self.name,
reference=refmode, constmode=constmode)
reference=refmode, constmode=constmode, outmode=outmode)
def getAuxDeclarations(self):
return self.type.getAuxDeclarations(self.name)