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cfsupport.py

Last change on this file was 2, checked in by Yuri Dario, 15 years ago
Initial import for vendor code.
Property svn:eol-style set to `native`
File size: 25.7 KB

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1	# This script generates a Python interface for an Apple Macintosh Manager.
2	# It uses the "bgen" package to generate C code.
3	# The function specifications are generated by scanning the mamager's header file,
4	# using the "scantools" package (customized for this particular manager).
5
6	#error missing SetActionFilter
7
8	import string
9
10	# Declarations that change for each manager
11	MODNAME = '_CF' # The name of the module
12
13	# The following is usually unchanged but may still require tuning
14	MODPREFIX = 'CF' # The prefix for module-wide routines
15	INPUTFILE = string.lower(MODPREFIX) + 'gen.py' # The file generated by the scanner
16	OUTPUTFILE = MODNAME + "module.c" # The file generated by this program
17
18	from macsupport import *
19
20	# Special case generator for the functions that have an AllocatorRef first argument,
21	# which we skip anyway, and the object as the second arg.
22	class MethodSkipArg1(MethodGenerator):
23	"""Similar to MethodGenerator, but has self as last argument"""
24
25	def parseArgumentList(self, args):
26	if len(args) < 2:
27	raise ValueError, "MethodSkipArg1 expects at least 2 args"
28	a0, a1, args = args[0], args[1], args[2:]
29	t0, n0, m0 = a0
30	if t0 != "CFAllocatorRef" and m0 != InMode:
31	raise ValueError, "MethodSkipArg1 should have dummy AllocatorRef first arg"
32	t1, n1, m1 = a1
33	if m1 != InMode:
34	raise ValueError, "method's 'self' must be 'InMode'"
35	dummy = Variable(t0, n0, m0)
36	self.argumentList.append(dummy)
37	self.itself = Variable(t1, "_self->ob_itself", SelfMode)
38	self.argumentList.append(self.itself)
39	FunctionGenerator.parseArgumentList(self, args)
40
41
42	# Create the type objects
43
44	includestuff = includestuff + """
45	#include <CoreServices/CoreServices.h>
46
47	#include "pycfbridge.h"
48
49	#ifdef USE_TOOLBOX_OBJECT_GLUE
50	extern PyObject *_CFObj_New(CFTypeRef);
51	extern int _CFObj_Convert(PyObject , CFTypeRef );
52	#define CFObj_New _CFObj_New
53	#define CFObj_Convert _CFObj_Convert
54
55	extern PyObject *_CFTypeRefObj_New(CFTypeRef);
56	extern int _CFTypeRefObj_Convert(PyObject , CFTypeRef );
57	#define CFTypeRefObj_New _CFTypeRefObj_New
58	#define CFTypeRefObj_Convert _CFTypeRefObj_Convert
59
60	extern PyObject *_CFStringRefObj_New(CFStringRef);
61	extern int _CFStringRefObj_Convert(PyObject , CFStringRef );
62	#define CFStringRefObj_New _CFStringRefObj_New
63	#define CFStringRefObj_Convert _CFStringRefObj_Convert
64
65	extern PyObject *_CFMutableStringRefObj_New(CFMutableStringRef);
66	extern int _CFMutableStringRefObj_Convert(PyObject , CFMutableStringRef );
67	#define CFMutableStringRefObj_New _CFMutableStringRefObj_New
68	#define CFMutableStringRefObj_Convert _CFMutableStringRefObj_Convert
69
70	extern PyObject *_CFArrayRefObj_New(CFArrayRef);
71	extern int _CFArrayRefObj_Convert(PyObject , CFArrayRef );
72	#define CFArrayRefObj_New _CFArrayRefObj_New
73	#define CFArrayRefObj_Convert _CFArrayRefObj_Convert
74
75	extern PyObject *_CFMutableArrayRefObj_New(CFMutableArrayRef);
76	extern int _CFMutableArrayRefObj_Convert(PyObject , CFMutableArrayRef );
77	#define CFMutableArrayRefObj_New _CFMutableArrayRefObj_New
78	#define CFMutableArrayRefObj_Convert _CFMutableArrayRefObj_Convert
79
80	extern PyObject *_CFDataRefObj_New(CFDataRef);
81	extern int _CFDataRefObj_Convert(PyObject , CFDataRef );
82	#define CFDataRefObj_New _CFDataRefObj_New
83	#define CFDataRefObj_Convert _CFDataRefObj_Convert
84
85	extern PyObject *_CFMutableDataRefObj_New(CFMutableDataRef);
86	extern int _CFMutableDataRefObj_Convert(PyObject , CFMutableDataRef );
87	#define CFMutableDataRefObj_New _CFMutableDataRefObj_New
88	#define CFMutableDataRefObj_Convert _CFMutableDataRefObj_Convert
89
90	extern PyObject *_CFDictionaryRefObj_New(CFDictionaryRef);
91	extern int _CFDictionaryRefObj_Convert(PyObject , CFDictionaryRef );
92	#define CFDictionaryRefObj_New _CFDictionaryRefObj_New
93	#define CFDictionaryRefObj_Convert _CFDictionaryRefObj_Convert
94
95	extern PyObject *_CFMutableDictionaryRefObj_New(CFMutableDictionaryRef);
96	extern int _CFMutableDictionaryRefObj_Convert(PyObject , CFMutableDictionaryRef );
97	#define CFMutableDictionaryRefObj_New _CFMutableDictionaryRefObj_New
98	#define CFMutableDictionaryRefObj_Convert _CFMutableDictionaryRefObj_Convert
99
100	extern PyObject *_CFURLRefObj_New(CFURLRef);
101	extern int _CFURLRefObj_Convert(PyObject , CFURLRef );
102	extern int _OptionalCFURLRefObj_Convert(PyObject , CFURLRef );
103	#define CFURLRefObj_New _CFURLRefObj_New
104	#define CFURLRefObj_Convert _CFURLRefObj_Convert
105	#define OptionalCFURLRefObj_Convert _OptionalCFURLRefObj_Convert
106	#endif
107
108	/*
109	** Parse/generate CFRange records
110	*/
111	PyObject CFRange_New(CFRange itself)
112	{
113
114	return Py_BuildValue("ll", (long)itself->location, (long)itself->length);
115	}
116
117	int
118	CFRange_Convert(PyObject v, CFRange p_itself)
119	{
120	long location, length;
121
122	if( !PyArg_ParseTuple(v, "ll", &location, &length) )
123	return 0;
124	p_itself->location = (CFIndex)location;
125	p_itself->length = (CFIndex)length;
126	return 1;
127	}
128
129	/* Optional CFURL argument or None (passed as NULL) */
130	int
131	OptionalCFURLRefObj_Convert(PyObject v, CFURLRef p_itself)
132	{
133	if ( v == Py_None ) {
134	p_itself = NULL;
135	return 1;
136	}
137	return CFURLRefObj_Convert(v, p_itself);
138	}
139	"""
140
141	finalstuff = finalstuff + """
142
143	/* Routines to convert any CF type to/from the corresponding CFxxxObj */
144	PyObject *CFObj_New(CFTypeRef itself)
145	{
146	if (itself == NULL)
147	{
148	PyErr_SetString(PyExc_RuntimeError, "cannot wrap NULL");
149	return NULL;
150	}
151	if (CFGetTypeID(itself) == CFArrayGetTypeID()) return CFArrayRefObj_New((CFArrayRef)itself);
152	if (CFGetTypeID(itself) == CFDictionaryGetTypeID()) return CFDictionaryRefObj_New((CFDictionaryRef)itself);
153	if (CFGetTypeID(itself) == CFDataGetTypeID()) return CFDataRefObj_New((CFDataRef)itself);
154	if (CFGetTypeID(itself) == CFStringGetTypeID()) return CFStringRefObj_New((CFStringRef)itself);
155	if (CFGetTypeID(itself) == CFURLGetTypeID()) return CFURLRefObj_New((CFURLRef)itself);
156	/* XXXX Or should we use PyCF_CF2Python here?? */
157	return CFTypeRefObj_New(itself);
158	}
159	int CFObj_Convert(PyObject v, CFTypeRef p_itself)
160	{
161
162	if (v == Py_None) { *p_itself = NULL; return 1; }
163	/* Check for other CF objects here */
164
165	if (!CFTypeRefObj_Check(v) &&
166	!CFArrayRefObj_Check(v) &&
167	!CFMutableArrayRefObj_Check(v) &&
168	!CFDictionaryRefObj_Check(v) &&
169	!CFMutableDictionaryRefObj_Check(v) &&
170	!CFDataRefObj_Check(v) &&
171	!CFMutableDataRefObj_Check(v) &&
172	!CFStringRefObj_Check(v) &&
173	!CFMutableStringRefObj_Check(v) &&
174	!CFURLRefObj_Check(v) )
175	{
176	/* XXXX Or should we use PyCF_Python2CF here?? */
177	PyErr_SetString(PyExc_TypeError, "CF object required");
178	return 0;
179	}
180	p_itself = ((CFTypeRefObject )v)->ob_itself;
181	return 1;
182	}
183	"""
184
185	initstuff = initstuff + """
186	PyMac_INIT_TOOLBOX_OBJECT_NEW(CFTypeRef, CFObj_New);
187	PyMac_INIT_TOOLBOX_OBJECT_CONVERT(CFTypeRef, CFObj_Convert);
188	PyMac_INIT_TOOLBOX_OBJECT_NEW(CFTypeRef, CFTypeRefObj_New);
189	PyMac_INIT_TOOLBOX_OBJECT_CONVERT(CFTypeRef, CFTypeRefObj_Convert);
190	PyMac_INIT_TOOLBOX_OBJECT_NEW(CFStringRef, CFStringRefObj_New);
191	PyMac_INIT_TOOLBOX_OBJECT_CONVERT(CFStringRef, CFStringRefObj_Convert);
192	PyMac_INIT_TOOLBOX_OBJECT_NEW(CFMutableStringRef, CFMutableStringRefObj_New);
193	PyMac_INIT_TOOLBOX_OBJECT_CONVERT(CFMutableStringRef, CFMutableStringRefObj_Convert);
194	PyMac_INIT_TOOLBOX_OBJECT_NEW(CFArrayRef, CFArrayRefObj_New);
195	PyMac_INIT_TOOLBOX_OBJECT_CONVERT(CFArrayRef, CFArrayRefObj_Convert);
196	PyMac_INIT_TOOLBOX_OBJECT_NEW(CFMutableArrayRef, CFMutableArrayRefObj_New);
197	PyMac_INIT_TOOLBOX_OBJECT_CONVERT(CFMutableArrayRef, CFMutableArrayRefObj_Convert);
198	PyMac_INIT_TOOLBOX_OBJECT_NEW(CFDictionaryRef, CFDictionaryRefObj_New);
199	PyMac_INIT_TOOLBOX_OBJECT_CONVERT(CFDictionaryRef, CFDictionaryRefObj_Convert);
200	PyMac_INIT_TOOLBOX_OBJECT_NEW(CFMutableDictionaryRef, CFMutableDictionaryRefObj_New);
201	PyMac_INIT_TOOLBOX_OBJECT_CONVERT(CFMutableDictionaryRef, CFMutableDictionaryRefObj_Convert);
202	PyMac_INIT_TOOLBOX_OBJECT_NEW(CFURLRef, CFURLRefObj_New);
203	PyMac_INIT_TOOLBOX_OBJECT_CONVERT(CFURLRef, CFURLRefObj_Convert);
204	"""
205
206	variablestuff="""
207	#define _STRINGCONST(name) PyModule_AddObject(m, #name, CFStringRefObj_New(name))
208	_STRINGCONST(kCFPreferencesAnyApplication);
209	_STRINGCONST(kCFPreferencesCurrentApplication);
210	_STRINGCONST(kCFPreferencesAnyHost);
211	_STRINGCONST(kCFPreferencesCurrentHost);
212	_STRINGCONST(kCFPreferencesAnyUser);
213	_STRINGCONST(kCFPreferencesCurrentUser);
214
215	"""
216
217	Boolean = Type("Boolean", "l")
218	CFTypeID = Type("CFTypeID", "l") # XXXX a guess, seems better than OSTypeType.
219	CFHashCode = Type("CFHashCode", "l")
220	CFIndex = Type("CFIndex", "l")
221	CFRange = OpaqueByValueType('CFRange', 'CFRange')
222	CFOptionFlags = Type("CFOptionFlags", "l")
223	CFStringEncoding = Type("CFStringEncoding", "l")
224	CFComparisonResult = Type("CFComparisonResult", "l") # a bit dangerous, it's an enum
225	CFURLPathStyle = Type("CFURLPathStyle", "l") # a bit dangerous, it's an enum
226
227	char_ptr = stringptr
228	return_stringptr = Type("char *", "s") # ONLY FOR RETURN VALUES!!
229
230	CFAllocatorRef = FakeType("(CFAllocatorRef)NULL")
231	CFArrayCallBacks_ptr = FakeType("&kCFTypeArrayCallBacks")
232	CFDictionaryKeyCallBacks_ptr = FakeType("&kCFTypeDictionaryKeyCallBacks")
233	CFDictionaryValueCallBacks_ptr = FakeType("&kCFTypeDictionaryValueCallBacks")
234	# The real objects
235	CFTypeRef = OpaqueByValueType("CFTypeRef", "CFTypeRefObj")
236	CFArrayRef = OpaqueByValueType("CFArrayRef", "CFArrayRefObj")
237	CFMutableArrayRef = OpaqueByValueType("CFMutableArrayRef", "CFMutableArrayRefObj")
238	CFArrayRef = OpaqueByValueType("CFArrayRef", "CFArrayRefObj")
239	CFMutableArrayRef = OpaqueByValueType("CFMutableArrayRef", "CFMutableArrayRefObj")
240	CFDataRef = OpaqueByValueType("CFDataRef", "CFDataRefObj")
241	CFMutableDataRef = OpaqueByValueType("CFMutableDataRef", "CFMutableDataRefObj")
242	CFDictionaryRef = OpaqueByValueType("CFDictionaryRef", "CFDictionaryRefObj")
243	CFMutableDictionaryRef = OpaqueByValueType("CFMutableDictionaryRef", "CFMutableDictionaryRefObj")
244	CFStringRef = OpaqueByValueType("CFStringRef", "CFStringRefObj")
245	CFMutableStringRef = OpaqueByValueType("CFMutableStringRef", "CFMutableStringRefObj")
246	CFURLRef = OpaqueByValueType("CFURLRef", "CFURLRefObj")
247	OptionalCFURLRef = OpaqueByValueType("CFURLRef", "OptionalCFURLRefObj")
248	##CFPropertyListRef = OpaqueByValueType("CFPropertyListRef", "CFTypeRefObj")
249	# ADD object type here
250
251	# Our (opaque) objects
252
253	class MyGlobalObjectDefinition(PEP253Mixin, GlobalObjectDefinition):
254	def outputCheckNewArg(self):
255	Output('if (itself == NULL)')
256	OutLbrace()
257	Output('PyErr_SetString(PyExc_RuntimeError, "cannot wrap NULL");')
258	Output('return NULL;')
259	OutRbrace()
260	def outputStructMembers(self):
261	GlobalObjectDefinition.outputStructMembers(self)
262	Output("void (*ob_freeit)(CFTypeRef ptr);")
263	def outputInitStructMembers(self):
264	GlobalObjectDefinition.outputInitStructMembers(self)
265	## Output("it->ob_freeit = NULL;")
266	Output("it->ob_freeit = CFRelease;")
267	def outputCheckConvertArg(self):
268	Out("""
269	if (v == Py_None) { *p_itself = NULL; return 1; }
270	/* Check for other CF objects here */
271	""")
272	def outputCleanupStructMembers(self):
273	Output("if (self->ob_freeit && self->ob_itself)")
274	OutLbrace()
275	Output("self->ob_freeit((CFTypeRef)self->ob_itself);")
276	Output("self->ob_itself = NULL;")
277	OutRbrace()
278
279	def outputCompare(self):
280	Output()
281	Output("static int %s_compare(%s self, %s other)", self.prefix, self.objecttype, self.objecttype)
282	OutLbrace()
283	Output("/* XXXX Or should we use CFEqual?? */")
284	Output("if ( self->ob_itself > other->ob_itself ) return 1;")
285	Output("if ( self->ob_itself < other->ob_itself ) return -1;")
286	Output("return 0;")
287	OutRbrace()
288
289	def outputHash(self):
290	Output()
291	Output("static int %s_hash(%s *self)", self.prefix, self.objecttype)
292	OutLbrace()
293	Output("/* XXXX Or should we use CFHash?? */")
294	Output("return (int)self->ob_itself;")
295	OutRbrace()
296
297	def outputRepr(self):
298	Output()
299	Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
300	OutLbrace()
301	Output("char buf[100];")
302	Output("""sprintf(buf, "<CFTypeRef type-%%d object at 0x%%8.8x for 0x%%8.8x>", (int)CFGetTypeID(self->ob_itself), (unsigned)self, (unsigned)self->ob_itself);""")
303	Output("return PyString_FromString(buf);")
304	OutRbrace()
305
306	def output_tp_newBody(self):
307	Output("PyObject *self;")
308	Output
309	Output("if ((self = type->tp_alloc(type, 0)) == NULL) return NULL;")
310	Output("((%s *)self)->ob_itself = NULL;", self.objecttype)
311	Output("((%s *)self)->ob_freeit = CFRelease;", self.objecttype)
312	Output("return self;")
313
314	def output_tp_initBody(self):
315	Output("%s itself;", self.itselftype)
316	Output("char *kw[] = {\"itself\", 0};")
317	Output()
318	Output("if (PyArg_ParseTupleAndKeywords(_args, _kwds, \"O&\", kw, %s_Convert, &itself))",
319	self.prefix)
320	OutLbrace()
321	Output("((%s *)_self)->ob_itself = itself;", self.objecttype)
322	Output("return 0;")
323	OutRbrace()
324	if self.prefix != 'CFTypeRefObj':
325	Output()
326	Output("/* Any CFTypeRef descendent is allowed as initializer too */")
327	Output("if (PyArg_ParseTupleAndKeywords(_args, _kwds, \"O&\", kw, CFTypeRefObj_Convert, &itself))")
328	OutLbrace()
329	Output("((%s *)_self)->ob_itself = itself;", self.objecttype)
330	Output("return 0;")
331	OutRbrace()
332	Output("return -1;")
333
334	class CFTypeRefObjectDefinition(MyGlobalObjectDefinition):
335	pass
336
337	class CFArrayRefObjectDefinition(MyGlobalObjectDefinition):
338	basetype = "CFTypeRef_Type"
339
340	def outputRepr(self):
341	Output()
342	Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
343	OutLbrace()
344	Output("char buf[100];")
345	Output("""sprintf(buf, "<CFArrayRef object at 0x%%8.8x for 0x%%8.8x>", (unsigned)self, (unsigned)self->ob_itself);""")
346	Output("return PyString_FromString(buf);")
347	OutRbrace()
348
349	class CFMutableArrayRefObjectDefinition(MyGlobalObjectDefinition):
350	basetype = "CFArrayRef_Type"
351
352	def outputRepr(self):
353	Output()
354	Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
355	OutLbrace()
356	Output("char buf[100];")
357	Output("""sprintf(buf, "<CFMutableArrayRef object at 0x%%8.8x for 0x%%8.8x>", (unsigned)self, (unsigned)self->ob_itself);""")
358	Output("return PyString_FromString(buf);")
359	OutRbrace()
360
361	class CFDictionaryRefObjectDefinition(MyGlobalObjectDefinition):
362	basetype = "CFTypeRef_Type"
363
364	def outputRepr(self):
365	Output()
366	Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
367	OutLbrace()
368	Output("char buf[100];")
369	Output("""sprintf(buf, "<CFDictionaryRef object at 0x%%8.8x for 0x%%8.8x>", (unsigned)self, (unsigned)self->ob_itself);""")
370	Output("return PyString_FromString(buf);")
371	OutRbrace()
372
373	class CFMutableDictionaryRefObjectDefinition(MyGlobalObjectDefinition):
374	basetype = "CFDictionaryRef_Type"
375
376	def outputRepr(self):
377	Output()
378	Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
379	OutLbrace()
380	Output("char buf[100];")
381	Output("""sprintf(buf, "<CFMutableDictionaryRef object at 0x%%8.8x for 0x%%8.8x>", (unsigned)self, (unsigned)self->ob_itself);""")
382	Output("return PyString_FromString(buf);")
383	OutRbrace()
384
385	class CFDataRefObjectDefinition(MyGlobalObjectDefinition):
386	basetype = "CFTypeRef_Type"
387
388	def outputCheckConvertArg(self):
389	Out("""
390	if (v == Py_None) { *p_itself = NULL; return 1; }
391	if (PyString_Check(v)) {
392	char *cStr;
393	int cLen;
394	if( PyString_AsStringAndSize(v, &cStr, &cLen) < 0 ) return 0;
395	p_itself = CFDataCreate((CFAllocatorRef)NULL, (unsigned char )cStr, cLen);
396	return 1;
397	}
398	""")
399
400	def outputRepr(self):
401	Output()
402	Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
403	OutLbrace()
404	Output("char buf[100];")
405	Output("""sprintf(buf, "<CFDataRef object at 0x%%8.8x for 0x%%8.8x>", (unsigned)self, (unsigned)self->ob_itself);""")
406	Output("return PyString_FromString(buf);")
407	OutRbrace()
408
409	class CFMutableDataRefObjectDefinition(MyGlobalObjectDefinition):
410	basetype = "CFDataRef_Type"
411
412	def outputRepr(self):
413	Output()
414	Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
415	OutLbrace()
416	Output("char buf[100];")
417	Output("""sprintf(buf, "<CFMutableDataRef object at 0x%%8.8x for 0x%%8.8x>", (unsigned)self, (unsigned)self->ob_itself);""")
418	Output("return PyString_FromString(buf);")
419	OutRbrace()
420
421	class CFStringRefObjectDefinition(MyGlobalObjectDefinition):
422	basetype = "CFTypeRef_Type"
423
424	def outputCheckConvertArg(self):
425	Out("""
426	if (v == Py_None) { *p_itself = NULL; return 1; }
427	if (PyString_Check(v)) {
428	char *cStr;
429	if (!PyArg_Parse(v, "es", "ascii", &cStr))
430	return NULL;
431	*p_itself = CFStringCreateWithCString((CFAllocatorRef)NULL, cStr, kCFStringEncodingASCII);
432	PyMem_Free(cStr);
433	return 1;
434	}
435	if (PyUnicode_Check(v)) {
436	/* We use the CF types here, if Python was configured differently that will give an error */
437	CFIndex size = PyUnicode_GetSize(v);
438	UniChar *unichars = PyUnicode_AsUnicode(v);
439	if (!unichars) return 0;
440	*p_itself = CFStringCreateWithCharacters((CFAllocatorRef)NULL, unichars, size);
441	return 1;
442	}
443
444	""")
445
446	def outputRepr(self):
447	Output()
448	Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
449	OutLbrace()
450	Output("char buf[100];")
451	Output("""sprintf(buf, "<CFStringRef object at 0x%%8.8x for 0x%%8.8x>", (unsigned)self, (unsigned)self->ob_itself);""")
452	Output("return PyString_FromString(buf);")
453	OutRbrace()
454
455	class CFMutableStringRefObjectDefinition(CFStringRefObjectDefinition):
456	basetype = "CFStringRef_Type"
457
458	def outputCheckConvertArg(self):
459	# Mutable, don't allow Python strings
460	return MyGlobalObjectDefinition.outputCheckConvertArg(self)
461
462	def outputRepr(self):
463	Output()
464	Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
465	OutLbrace()
466	Output("char buf[100];")
467	Output("""sprintf(buf, "<CFMutableStringRef object at 0x%%8.8x for 0x%%8.8x>", (unsigned)self, (unsigned)self->ob_itself);""")
468	Output("return PyString_FromString(buf);")
469	OutRbrace()
470
471	class CFURLRefObjectDefinition(MyGlobalObjectDefinition):
472	basetype = "CFTypeRef_Type"
473
474	def outputRepr(self):
475	Output()
476	Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
477	OutLbrace()
478	Output("char buf[100];")
479	Output("""sprintf(buf, "<CFURL object at 0x%%8.8x for 0x%%8.8x>", (unsigned)self, (unsigned)self->ob_itself);""")
480	Output("return PyString_FromString(buf);")
481	OutRbrace()
482
483
484	# ADD object class here
485
486	# From here on it's basically all boiler plate...
487
488	# Create the generator groups and link them
489	module = MacModule(MODNAME, MODPREFIX, includestuff, finalstuff, initstuff, variablestuff)
490	CFTypeRef_object = CFTypeRefObjectDefinition('CFTypeRef', 'CFTypeRefObj', 'CFTypeRef')
491	CFArrayRef_object = CFArrayRefObjectDefinition('CFArrayRef', 'CFArrayRefObj', 'CFArrayRef')
492	CFMutableArrayRef_object = CFMutableArrayRefObjectDefinition('CFMutableArrayRef', 'CFMutableArrayRefObj', 'CFMutableArrayRef')
493	CFDictionaryRef_object = CFDictionaryRefObjectDefinition('CFDictionaryRef', 'CFDictionaryRefObj', 'CFDictionaryRef')
494	CFMutableDictionaryRef_object = CFMutableDictionaryRefObjectDefinition('CFMutableDictionaryRef', 'CFMutableDictionaryRefObj', 'CFMutableDictionaryRef')
495	CFDataRef_object = CFDataRefObjectDefinition('CFDataRef', 'CFDataRefObj', 'CFDataRef')
496	CFMutableDataRef_object = CFMutableDataRefObjectDefinition('CFMutableDataRef', 'CFMutableDataRefObj', 'CFMutableDataRef')
497	CFStringRef_object = CFStringRefObjectDefinition('CFStringRef', 'CFStringRefObj', 'CFStringRef')
498	CFMutableStringRef_object = CFMutableStringRefObjectDefinition('CFMutableStringRef', 'CFMutableStringRefObj', 'CFMutableStringRef')
499	CFURLRef_object = CFURLRefObjectDefinition('CFURLRef', 'CFURLRefObj', 'CFURLRef')
500
501	# ADD object here
502
503	module.addobject(CFTypeRef_object)
504	module.addobject(CFArrayRef_object)
505	module.addobject(CFMutableArrayRef_object)
506	module.addobject(CFDictionaryRef_object)
507	module.addobject(CFMutableDictionaryRef_object)
508	module.addobject(CFDataRef_object)
509	module.addobject(CFMutableDataRef_object)
510	module.addobject(CFStringRef_object)
511	module.addobject(CFMutableStringRef_object)
512	module.addobject(CFURLRef_object)
513	# ADD addobject call here
514
515	# Create the generator classes used to populate the lists
516	Function = OSErrWeakLinkFunctionGenerator
517	Method = OSErrWeakLinkMethodGenerator
518
519	# Create and populate the lists
520	functions = []
521	CFTypeRef_methods = []
522	CFArrayRef_methods = []
523	CFMutableArrayRef_methods = []
524	CFDictionaryRef_methods = []
525	CFMutableDictionaryRef_methods = []
526	CFDataRef_methods = []
527	CFMutableDataRef_methods = []
528	CFStringRef_methods = []
529	CFMutableStringRef_methods = []
530	CFURLRef_methods = []
531
532	# ADD _methods initializer here
533	execfile(INPUTFILE)
534
535
536	# add the populated lists to the generator groups
537	# (in a different wordl the scan program would generate this)
538	for f in functions: module.add(f)
539	for f in CFTypeRef_methods: CFTypeRef_object.add(f)
540	for f in CFArrayRef_methods: CFArrayRef_object.add(f)
541	for f in CFMutableArrayRef_methods: CFMutableArrayRef_object.add(f)
542	for f in CFDictionaryRef_methods: CFDictionaryRef_object.add(f)
543	for f in CFMutableDictionaryRef_methods: CFMutableDictionaryRef_object.add(f)
544	for f in CFDataRef_methods: CFDataRef_object.add(f)
545	for f in CFMutableDataRef_methods: CFMutableDataRef_object.add(f)
546	for f in CFStringRef_methods: CFStringRef_object.add(f)
547	for f in CFMutableStringRef_methods: CFMutableStringRef_object.add(f)
548	for f in CFURLRef_methods: CFURLRef_object.add(f)
549
550	# Manual generators for getting data out of strings
551
552	getasstring_body = """
553	int size = CFStringGetLength(_self->ob_itself)+1;
554	char *data = malloc(size);
555
556	if( data == NULL ) return PyErr_NoMemory();
557	if ( CFStringGetCString(_self->ob_itself, data, size, 0) ) {
558	_res = (PyObject *)PyString_FromString(data);
559	} else {
560	PyErr_SetString(PyExc_RuntimeError, "CFStringGetCString could not fit the string");
561	_res = NULL;
562	}
563	free(data);
564	return _res;
565	"""
566
567	f = ManualGenerator("CFStringGetString", getasstring_body);
568	f.docstring = lambda: "() -> (string _rv)"
569	CFStringRef_object.add(f)
570
571	getasunicode_body = """
572	int size = CFStringGetLength(_self->ob_itself)+1;
573	Py_UNICODE data = malloc(sizesizeof(Py_UNICODE));
574	CFRange range;
575
576	range.location = 0;
577	range.length = size;
578	if( data == NULL ) return PyErr_NoMemory();
579	CFStringGetCharacters(_self->ob_itself, range, data);
580	_res = (PyObject *)PyUnicode_FromUnicode(data, size-1);
581	free(data);
582	return _res;
583	"""
584
585	f = ManualGenerator("CFStringGetUnicode", getasunicode_body);
586	f.docstring = lambda: "() -> (unicode _rv)"
587	CFStringRef_object.add(f)
588
589	# Get data from CFDataRef
590	getasdata_body = """
591	int size = CFDataGetLength(_self->ob_itself);
592	char data = (char )CFDataGetBytePtr(_self->ob_itself);
593
594	_res = (PyObject *)PyString_FromStringAndSize(data, size);
595	return _res;
596	"""
597
598	f = ManualGenerator("CFDataGetData", getasdata_body);
599	f.docstring = lambda: "() -> (string _rv)"
600	CFDataRef_object.add(f)
601
602	# Manual generator for CFPropertyListCreateFromXMLData because of funny error return
603	fromxml_body = """
604	CFTypeRef _rv;
605	CFOptionFlags mutabilityOption;
606	CFStringRef errorString;
607	if (!PyArg_ParseTuple(_args, "l",
608	&mutabilityOption))
609	return NULL;
610	_rv = CFPropertyListCreateFromXMLData((CFAllocatorRef)NULL,
611	_self->ob_itself,
612	mutabilityOption,
613	&errorString);
614	if (errorString)
615	CFRelease(errorString);
616	if (_rv == NULL) {
617	PyErr_SetString(PyExc_RuntimeError, "Parse error in XML data");
618	return NULL;
619	}
620	_res = Py_BuildValue("O&",
621	CFTypeRefObj_New, _rv);
622	return _res;
623	"""
624	f = ManualGenerator("CFPropertyListCreateFromXMLData", fromxml_body)
625	f.docstring = lambda: "(CFOptionFlags mutabilityOption) -> (CFTypeRefObj)"
626	CFTypeRef_object.add(f)
627
628	# Convert CF objects to Python objects
629	toPython_body = """
630	_res = PyCF_CF2Python(_self->ob_itself);
631	return _res;
632	"""
633
634	f = ManualGenerator("toPython", toPython_body);
635	f.docstring = lambda: "() -> (python_object)"
636	CFTypeRef_object.add(f)
637
638	toCF_body = """
639	CFTypeRef rv;
640	CFTypeID typeid;
641
642	if (!PyArg_ParseTuple(_args, "O&", PyCF_Python2CF, &rv))
643	return NULL;
644	typeid = CFGetTypeID(rv);
645
646	if (typeid == CFStringGetTypeID())
647	return Py_BuildValue("O&", CFStringRefObj_New, rv);
648	if (typeid == CFArrayGetTypeID())
649	return Py_BuildValue("O&", CFArrayRefObj_New, rv);
650	if (typeid == CFDictionaryGetTypeID())
651	return Py_BuildValue("O&", CFDictionaryRefObj_New, rv);
652	if (typeid == CFURLGetTypeID())
653	return Py_BuildValue("O&", CFURLRefObj_New, rv);
654
655	_res = Py_BuildValue("O&", CFTypeRefObj_New, rv);
656	return _res;
657	"""
658	f = ManualGenerator("toCF", toCF_body);
659	f.docstring = lambda: "(python_object) -> (CF_object)"
660	module.add(f)
661
662	# ADD add forloop here
663
664	# generate output (open the output file as late as possible)
665	SetOutputFileName(OUTPUTFILE)
666	module.generate()

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source: python/trunk/Mac/Modules/cf/cfsupport.py

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