/* ** Interface to hfs+ API. ** Contributed by Nitin Ganatra. */ #include "Python.h" #include "pymactoolbox.h" #ifdef WITHOUT_FRAMEWORKS #include #else #include #endif static PyObject * dict_from_cataloginfo(FSCatalogInfoBitmap bitmap, const FSCatalogInfo *info, HFSUniStr255 *uni); static PyObject *macos_error_for_call(OSErr err, const char *name, const char *item); static int insert_long(FSCatalogInfoBitmap bitmap, UInt32 bit, PyObject *dict, const char *symbol, UInt32 value); static int insert_slong(FSCatalogInfoBitmap bitmap, UInt32 bit, PyObject *dict, const char *symbol, long value); static int insert_int(PyObject *d, const char *symbol, int value); static Boolean fsref_isdirectory(const FSRef *ref); static PyObject *obj_to_hfsunistr(PyObject *in, HFSUniStr255 *uni); static int cataloginfo_from_dict(FSCatalogInfoBitmap bitmap, FSCatalogInfo *info, const PyObject *dict); static PyObject *ErrorObject; //__________________________________________________________________________________________________ //_______________________________________ FORKREF OBJECT ___________________________________________ //__________________________________________________________________________________________________ typedef struct { PyObject_HEAD PyObject *x_attr; short forkref; } forkRefObject; staticforward PyTypeObject forkRefObject_Type; #define forkRefObject_Check(v) ((v)->ob_type == &forkRefObject_Type) //__________________________________________________________________________________________________ static forkRefObject *newForkRefObject(PyObject *arg, FSRef *ref, Boolean resourceFork, SInt8 permissions) { OSErr err; HFSUniStr255 forkName; forkRefObject *self = PyObject_New(forkRefObject, &forkRefObject_Type); if (self == NULL) return NULL; if (resourceFork) (void) FSGetResourceForkName(&forkName); else (void) FSGetDataForkName(&forkName); Py_BEGIN_ALLOW_THREADS err = FSOpenFork(ref, forkName.length, forkName.unicode, permissions, &self->forkref); Py_END_ALLOW_THREADS if (err != noErr) { Py_DECREF(self); return (forkRefObject *) macos_error_for_call(err, "FSOpenFork", NULL); } return self; } //__________________________________________________________________________________________________ // forkRefObject methods // static void forkRefObject_dealloc(forkRefObject *self) { Py_BEGIN_ALLOW_THREADS if (self->forkref != -1) FSClose(self->forkref); Py_END_ALLOW_THREADS PyObject_Del(self); } //__________________________________________________________________________________________________ static char forkRefObject_read__doc__[] = "read([bytecount[, posmode[, offset]]]) -> String\n\n\ Read bytes from a fork, optionally passing number of\n\ bytes (default: 128 bytes), posmode (below) and offset:\n\ 0: ignore offset; write at current mark (default)\n\ 1: offset relative to the start of fork\n\ 2: offset relative to the end of fork\n\ 3: offset relative to current fork position\n\ \n\ Returns a string containing the contents of the buffer"; static PyObject *forkRefObject_read(forkRefObject *self, PyObject *args) { OSErr err; ByteCount request = 128, actual; unsigned posmode = fsAtMark; long tempoffset = 0; SInt64 posoffset; PyObject *buffer; if (!PyArg_ParseTuple(args, "|lil:read", &request, &posmode, &tempoffset)) return NULL; posoffset = tempoffset; buffer = PyString_FromStringAndSize((char *)NULL, request); if (buffer == NULL) return NULL; Py_BEGIN_ALLOW_THREADS err = FSReadFork(self->forkref, posmode, posoffset, request, PyString_AsString(buffer), &actual); Py_END_ALLOW_THREADS if ((err != noErr) && (err != eofErr)) { Py_DECREF(buffer); return macos_error_for_call(err, "FSReadFork", NULL); } if (actual != request) _PyString_Resize(&buffer, actual); Py_INCREF(buffer); return buffer; } //__________________________________________________________________________________________________ static char forkRefObject_write__doc__[] = "write(buffer [bytecount[, posmode[, offset]]]) -> None\n\n\ Write buffer to fork, optionally passing number of bytes, posmode (below) and offset:\n\ 0: ignore offset; write at current mark (default)\n\ 1: offset relative to the start of fork\n\ 2: offset relative to the end of fork\n\ 3: offset relative to current fork position"; static PyObject *forkRefObject_write(forkRefObject *self, PyObject *args) { OSErr err; ByteCount request = -1, actual; int size; char *buffer; unsigned posmode = fsAtMark; long tempoffset = 0; SInt64 posoffset; if (!PyArg_ParseTuple(args, "s#|lil:write", &buffer, &size, &request, &posmode, &tempoffset)) return NULL; posoffset = tempoffset; if (request == -1) request = size; Py_BEGIN_ALLOW_THREADS err = FSWriteFork(self->forkref, posmode, posoffset, request, buffer, &actual); Py_END_ALLOW_THREADS if (err) return macos_error_for_call(err, "FSWriteFork", NULL); Py_INCREF(Py_None); return Py_None; } //__________________________________________________________________________________________________ static char forkRefObject_close__doc__[] = "close() -> None\n\n\ Close a reference to an open fork."; static PyObject *forkRefObject_close(forkRefObject *self, PyObject *args) { OSErr err; Py_BEGIN_ALLOW_THREADS err = FSClose(self->forkref); Py_END_ALLOW_THREADS if (err) return macos_error_for_call(err, "FSClose", NULL); self->forkref = -1; Py_INCREF(Py_None); return Py_None; } //__________________________________________________________________________________________________ static char forkRefObject_seek__doc__[] = "seek(offset [,posmode]) -> None\n\n\ Set the current position in the fork with an optional posmode:\n\ 1: offset relative to the start of fork (default)\n\ 2: offset relative to the end of fork\n\ 3: offset relative to current fork position"; static PyObject *forkRefObject_seek(forkRefObject *self, PyObject *args) { OSErr err; unsigned posmode = fsFromStart; long tempoffset = 0; SInt64 posoffset; if (!PyArg_ParseTuple(args, "l|l:seek", &tempoffset, &posmode)) return NULL; posoffset = tempoffset; Py_BEGIN_ALLOW_THREADS err = FSSetForkPosition(self->forkref, posmode, posoffset); Py_END_ALLOW_THREADS if (err) return macos_error_for_call(err, "FSSetForkPosition", NULL); Py_INCREF(Py_None); return Py_None; } //__________________________________________________________________________________________________ static char forkRefObject_resize__doc__[] = "resize(offset [,posmode]) -> None\n\n\ Set the fork size with an optional posmode:\n\ 1: offset relative to the start of fork (default)\n\ 2: offset relative to the end of fork\n\ 3: offset relative to current fork position"; static PyObject *forkRefObject_resize(forkRefObject *self, PyObject *args) { OSErr err; unsigned posmode = fsFromStart; long tempoffset = 0; SInt64 posoffset; if (!PyArg_ParseTuple(args, "l|l:resize", &tempoffset, &posmode)) return NULL; posoffset = tempoffset; Py_BEGIN_ALLOW_THREADS err = FSSetForkSize(self->forkref, posmode, posoffset); Py_END_ALLOW_THREADS if (err) return macos_error_for_call(err, "FSSetForkSize", NULL); Py_INCREF(Py_None); return Py_None; } //__________________________________________________________________________________________________ static char forkRefObject_tell__doc__[] = "tell() -> current position (Long)\n\n\ Return the current position in the fork."; static PyObject *forkRefObject_tell(forkRefObject *self, PyObject *args) { OSErr err; SInt64 position; Py_BEGIN_ALLOW_THREADS err = FSGetForkPosition(self->forkref, &position); Py_END_ALLOW_THREADS if (err) return macos_error_for_call(err, "FSGetForkPosition", NULL); return PyLong_FromLongLong(position); } //__________________________________________________________________________________________________ static char forkRefObject_length__doc__[] = "length() -> fork length (Long)\n\n\ Return the logical length of the fork."; static PyObject *forkRefObject_length(forkRefObject *self, PyObject *args) { OSErr err; SInt64 size; Py_BEGIN_ALLOW_THREADS err = FSGetForkSize(self->forkref, &size); Py_END_ALLOW_THREADS if (err) return macos_error_for_call(err, "FSGetForkSize", NULL); return PyLong_FromLongLong(size); } //__________________________________________________________________________________________________ static PyMethodDef forkRefObject_methods[] = { {"read", (PyCFunction)forkRefObject_read,METH_VARARGS, forkRefObject_read__doc__}, {"write", (PyCFunction)forkRefObject_write,METH_VARARGS, forkRefObject_write__doc__}, {"close", (PyCFunction)forkRefObject_close,METH_VARARGS, forkRefObject_close__doc__}, {"seek", (PyCFunction)forkRefObject_seek,METH_VARARGS, forkRefObject_seek__doc__}, {"tell", (PyCFunction)forkRefObject_tell,METH_VARARGS, forkRefObject_tell__doc__}, {"length", (PyCFunction)forkRefObject_length,METH_VARARGS, forkRefObject_length__doc__}, {"resize", (PyCFunction)forkRefObject_resize,METH_VARARGS, forkRefObject_resize__doc__}, {NULL, NULL} }; //__________________________________________________________________________________________________ static PyObject *forkRefObject_getattr(forkRefObject *self, char *name) { return Py_FindMethod(forkRefObject_methods, (PyObject *)self, name); } //__________________________________________________________________________________________________ static int forkRefObject_print(forkRefObject *self, FILE *fp, int flags) { fprintf(fp, "%d", self->forkref); return 0; } //__________________________________________________________________________________________________ statichere PyTypeObject forkRefObject_Type = { /* The ob_type field must be initialized in the module init function * to be portable to Windows without using C++. */ PyObject_HEAD_INIT(NULL) 0, /*ob_size*/ "hfsplus.openfile", /*tp_name*/ sizeof(forkRefObject), /*tp_basicsize*/ 0, /*tp_itemsize*/ /* methods */ (destructor)forkRefObject_dealloc, /*tp_dealloc*/ (printfunc)forkRefObject_print, /*tp_print*/ (getattrfunc)forkRefObject_getattr, /*tp_getattr*/ 0, /*tp_setattr*/ 0, /*tp_compare*/ 0, /*tp_repr*/ 0, /*tp_as_number*/ 0, /*tp_as_sequence*/ 0, /*tp_as_mapping*/ 0, /*tp_hash*/ }; //__________________________________________________________________________________________________ //_______________________________________ ITERATOR OBJECT __________________________________________ //__________________________________________________________________________________________________ typedef struct { PyObject_HEAD PyObject *x_attr; FSIterator iterator; } iteratorObject; staticforward PyTypeObject iteratorObject_Type; #define iteratorObject_Check(v) ((v)->ob_type == &iteratorObject_Type) static iteratorObject *newIteratorObject(PyObject *arg, FSRef *ref) { OSErr err; iteratorObject *self = PyObject_New(iteratorObject, &iteratorObject_Type); if (self == NULL) return NULL; self->x_attr = NULL; Py_BEGIN_ALLOW_THREADS err = FSOpenIterator(ref, kFSIterateFlat, &self->iterator); Py_END_ALLOW_THREADS if (err != noErr) { Py_DECREF(self); return NULL; } return self; } //__________________________________________________________________________________________________ // iteratorObject methods // static void iteratorObject_dealloc(iteratorObject *self) { Py_XDECREF(self->x_attr); FSCloseIterator(self->iterator); PyObject_Del(self); } //__________________________________________________________________________________________________ static char iteratorObject_listdir__doc__[] = "listdir([itemcount [, bitmap]]) -> Dict\n\n\ Returns a dictionary of items and their attributes\n\ for the given iterator and an optional bitmap describing\n\ the attributes to be fetched (see CarbonCore/Files.h for\n\ details of the bit definitions and key definitions)."; static PyObject *iteratorObject_listdir(iteratorObject *self, PyObject *args) { OSErr err; int count = 500; UInt32 actual; FSCatalogInfoPtr infos; HFSUniStr255 *unis; PyObject *items; unsigned i; FSCatalogInfoBitmap bitmap = kFSCatInfoGettableInfo; if (!PyArg_ParseTuple(args, "|il:listdir", &count, &bitmap)) return NULL; items = PyList_New(0); if (items == NULL) return NULL; infos = malloc(sizeof(FSCatalogInfo) * count); if (infos == NULL) return PyErr_NoMemory(); unis = malloc(sizeof(HFSUniStr255) * count); if (unis == NULL) { free(infos); return PyErr_NoMemory(); } err = FSGetCatalogInfoBulk(self->iterator, count, &actual, NULL, bitmap, infos, NULL, NULL, unis); if (err == noErr || err == errFSNoMoreItems) { for (i = 0; i < actual; i ++) { PyObject *item; item = dict_from_cataloginfo(bitmap, &infos[i], &unis[i]); if (item == NULL) continue; if (PyList_Append(items, item) != 0) { printf("ack! (PyList_Append)\n"); continue; } Py_DECREF(item); } } free(infos); free(unis); Py_INCREF(items); return items; } //__________________________________________________________________________________________________ static PyMethodDef iteratorObject_methods[] = { {"listdir", (PyCFunction)iteratorObject_listdir,METH_VARARGS, iteratorObject_listdir__doc__}, {NULL, NULL} }; //__________________________________________________________________________________________________ static PyObject *iteratorObject_getattr(iteratorObject *self, char *name) { if (self->x_attr != NULL) { PyObject *v = PyDict_GetItemString(self->x_attr, name); if (v != NULL) { Py_INCREF(v); return v; } } return Py_FindMethod(iteratorObject_methods, (PyObject *)self, name); } //__________________________________________________________________________________________________ static int iteratorObject_setattr(iteratorObject *self, char *name, PyObject *v) { if (self->x_attr == NULL) { self->x_attr = PyDict_New(); if (self->x_attr == NULL) return -1; } if (v == NULL) { int rv = PyDict_DelItemString(self->x_attr, name); if (rv < 0) PyErr_SetString(PyExc_AttributeError, "delete non-existing iteratorObject attribute"); return rv; } else return PyDict_SetItemString(self->x_attr, name, v); } //__________________________________________________________________________________________________ statichere PyTypeObject iteratorObject_Type = { /* The ob_type field must be initialized in the module init function * to be portable to Windows without using C++. */ PyObject_HEAD_INIT(NULL) 0, /*ob_size*/ "hfsplus.iterator", /*tp_name*/ sizeof(iteratorObject), /*tp_basicsize*/ 0, /*tp_itemsize*/ /* methods */ (destructor)iteratorObject_dealloc, /*tp_dealloc*/ 0, /*tp_print*/ (getattrfunc)iteratorObject_getattr, /*tp_getattr*/ (setattrfunc)iteratorObject_setattr, /*tp_setattr*/ 0, /*tp_compare*/ 0, /*tp_repr*/ 0, /*tp_as_number*/ 0, /*tp_as_sequence*/ 0, /*tp_as_mapping*/ 0, /*tp_hash*/ }; //__________________________________________________________________________________________________ //_________________________________________ FSREF OBJECT ___________________________________________ //__________________________________________________________________________________________________ typedef struct { PyObject_HEAD PyObject *x_attr; FSRef ref; int typeknown; Boolean directory; } fsRefObject; staticforward PyTypeObject fsRefObject_Type; #define fsRefObject_Check(v) ((v)->ob_type == &fsRefObject_Type) static fsRefObject *newFSRefObject(PyObject *arg, FSRef *ref, Boolean typeknown, Boolean directory) { fsRefObject *self = PyObject_New(fsRefObject, &fsRefObject_Type); if (self == NULL) return NULL; self->x_attr = PyDict_New(); if (self->x_attr == NULL) { Py_DECREF(self); return NULL; } if (PyDict_SetItemString(self->x_attr, "directory", directory ? Py_True : Py_False) < 0) { Py_XDECREF(self->x_attr); Py_DECREF(self); return NULL; } self->ref = *ref; self->typeknown = typeknown; self->directory = directory; return self; } //__________________________________________________________________________________________________ Boolean fsRefObject_isdir(fsRefObject *self) { if (self->typeknown == false) { self->directory = fsref_isdirectory(&self->ref); self->typeknown = true; } return self->directory; } //__________________________________________________________________________________________________ // fsRefObject methods // static void fsRefObject_dealloc(fsRefObject *self) { Py_XDECREF(self->x_attr); PyObject_Del(self); } //__________________________________________________________________________________________________ static char fsRefObject_opendir__doc__[] = "opendir() -> iterator\n\n\ Return an iterator"; static PyObject *fsRefObject_opendir(fsRefObject *self, PyObject *args) { iteratorObject *obj; obj = newIteratorObject(args, &self->ref); if (obj == NULL) return NULL; return (PyObject *) obj; } //__________________________________________________________________________________________________ static char fsRefObject_namedfsref__doc__[] = "namedfsref(String) -> FSref\n\n\ Return an FSRef for the named item in the container FSRef"; static PyObject *fsRefObject_namedfsref(fsRefObject *self, PyObject *args) { OSErr err; fsRefObject *newObject; FSRef newref; HFSUniStr255 uni; PyObject *namearg, *nameobj; if (!PyArg_ParseTuple(args, "O|l:namedfsref", &namearg)) return NULL; nameobj = obj_to_hfsunistr(namearg, &uni); if (nameobj == NULL) return NULL; Py_DECREF(nameobj); Py_BEGIN_ALLOW_THREADS err = FSMakeFSRefUnicode(&self->ref, uni.length, uni.unicode, kTextEncodingUnknown, &newref); Py_END_ALLOW_THREADS if (err != noErr) return macos_error_for_call(err, "FSMakeFSRefUnicode", NULL); newObject = newFSRefObject(args, &newref, false, false); Py_INCREF(newObject); return (PyObject *) newObject; } //__________________________________________________________________________________________________ static char fsRefObject_parent__doc__[] = "parent() -> FSref\n\n\ Return an FSRef for the parent of this FSRef, or NULL (if this \n\ is the root.)"; static PyObject *fsRefObject_parent(fsRefObject *self, PyObject *args) { OSErr err; fsRefObject *newObject; FSRef parentref; FSCatalogInfo info; Py_BEGIN_ALLOW_THREADS err = FSGetCatalogInfo(&self->ref, kFSCatInfoParentDirID, &info, NULL, NULL, &parentref); Py_END_ALLOW_THREADS if (err != noErr) return macos_error_for_call(err, "FSGetCatalogInfo", NULL); if (info.parentDirID == fsRtParID) return NULL; newObject = newFSRefObject(args, &parentref, false, false); Py_INCREF(newObject); return (PyObject *) newObject; } //__________________________________________________________________________________________________ static char fsRefObject_as_fsref__doc__[] = "as_fsref() -> macfs.fsref\n\n\ Return a macfs.fsref-style object from an hfsplus.fsref style object"; static PyObject *fsRefObject_as_fsref(fsRefObject *self, PyObject *args) { if (!PyArg_ParseTuple(args, "")) return NULL; return PyMac_BuildFSRef(&self->ref); } //__________________________________________________________________________________________________ static char fsRefObject_openfork__doc__[] = "openfork([resourcefork [,perms]]) -> forkRef\n\n\ Return a forkRef object for reading/writing/etc. Optionally,\n\ pass 1 for the resourcefork param to open the resource fork,\n\ and permissions to open read-write or something else:\n\ 0: fsCurPerm\n\ 1: fsRdPerm (default)\n\ 2: fsWrPerm\n\ 3: fsRdWrPerm\n\ 4: fsRdWrShPerm"; static PyObject *fsRefObject_openfork(fsRefObject *self, PyObject *args) { forkRefObject *obj; int resfork = 0, perms = fsRdPerm; if (!PyArg_ParseTuple(args, "|ii:openfork", &resfork, &perms)) return NULL; obj = newForkRefObject(args, &self->ref, resfork, perms); if (obj == NULL) return NULL; return (PyObject *) obj; } //__________________________________________________________________________________________________ static PyObject *fsRefObject_createcommon(Boolean createdir, fsRefObject *self, PyObject *args) { OSErr err; PyObject *nameobj, *namearg, *attrs = NULL; FSRef newref; fsRefObject *newObject; HFSUniStr255 uni; FSCatalogInfoBitmap bitmap = kFSCatInfoSettableInfo; FSCatalogInfo info; if (!PyArg_ParseTuple(args, "O|Ol", &namearg, &attrs, &bitmap)) return NULL; nameobj = obj_to_hfsunistr(namearg, &uni); if (nameobj == NULL) return NULL; Py_DECREF(nameobj); if (attrs) { if (!cataloginfo_from_dict(bitmap, &info, attrs)) return NULL; } else { bitmap = 0L; } if (createdir) { Py_BEGIN_ALLOW_THREADS err = FSCreateDirectoryUnicode(&self->ref, uni.length, uni.unicode, bitmap, &info, &newref, NULL, NULL); Py_END_ALLOW_THREADS if (err != noErr) return macos_error_for_call(err, "FSCreateDirectoryUnicode", NULL); } else { Py_BEGIN_ALLOW_THREADS err = FSCreateFileUnicode(&self->ref, uni.length, uni.unicode, bitmap, &info, &newref, NULL); Py_END_ALLOW_THREADS if (err != noErr) return macos_error_for_call(err, "FSCreateFileUnicode", NULL); } newObject = newFSRefObject(args, &newref, true, createdir); if (newObject == NULL) return NULL; Py_INCREF(newObject); return (PyObject *) newObject; } //__________________________________________________________________________________________________ static char fsRefObject_create__doc__[] = "create(name [,dict]) -> FSRef\n\n\ Create a file in the specified directory with the given name\n\ and return an FSRef object of the newly created item"; static PyObject *fsRefObject_create(fsRefObject *self, PyObject *args) { return fsRefObject_createcommon(false, self, args); } //__________________________________________________________________________________________________ static char fsRefObject_mkdir__doc__[] = "mkdir(name [,dict]) -> FSRef\n\n\ Create a directory in the specified directory with the given name\n\ and return an FSRef object of the newly created item"; static PyObject *fsRefObject_mkdir(fsRefObject *self, PyObject *args) { return fsRefObject_createcommon(true, self, args); } //__________________________________________________________________________________________________ static char fsRefObject_getcatinfo__doc__[] = "getcatinfo([bitmap]) -> Dict\n\n\ Returns a dictionary of attributes for the given item\n\ and an optional bitmap describing the attributes to be\n\ fetched (see CarbonCore/Files.h for details of the bit\n\ definitions and key definitions)."; static PyObject *fsRefObject_getcatinfo(fsRefObject *self, PyObject *args) { PyObject *dict; OSErr err; FSCatalogInfo info = {0}; HFSUniStr255 uni; FSCatalogInfoBitmap bitmap = kFSCatInfoGettableInfo; if (!PyArg_ParseTuple(args, "|l:getcatinfo", &bitmap)) return NULL; Py_BEGIN_ALLOW_THREADS err = FSGetCatalogInfo(&self->ref, bitmap, &info, &uni, NULL, NULL); Py_END_ALLOW_THREADS if (err != noErr) return macos_error_for_call(err, "FSGetCatalogInfo", NULL); dict = dict_from_cataloginfo(bitmap, &info, &uni); if (dict == NULL) return NULL; Py_INCREF(dict); return dict; } //__________________________________________________________________________________________________ static char fsRefObject_setcatinfo__doc__[] = "setcatinfo(Dict [,bitmap]) -> None\n\n\ Sets attributes for the given item. An optional\n\ bitmap describing the attributes to be set can be\n\ given as well (see CarbonCore/Files.h for details\n\ of the bit definitions and key definitions)."; static PyObject *fsRefObject_setcatinfo(fsRefObject *self, PyObject *args) { PyObject *dict; OSErr err; FSCatalogInfo info = {0}; FSCatalogInfoBitmap bitmap = kFSCatInfoSettableInfo; if (!PyArg_ParseTuple(args, "O|l:setcatinfo", &dict, &bitmap)) return NULL; if (!cataloginfo_from_dict(bitmap, &info, dict)) return NULL; Py_BEGIN_ALLOW_THREADS err = FSSetCatalogInfo(&self->ref, bitmap, &info); Py_END_ALLOW_THREADS if (err != noErr) return macos_error_for_call(err, "FSSetCatalogInfo", NULL); Py_INCREF(Py_None); return Py_None; } //__________________________________________________________________________________________________ static char fsRefObject_delete__doc__[] = "delete() -> None\n\n\ Delete the item"; static PyObject *fsRefObject_delete(fsRefObject *self, PyObject *args) { OSErr err; Py_BEGIN_ALLOW_THREADS err = FSDeleteObject(&self->ref); Py_END_ALLOW_THREADS if (err != noErr) return macos_error_for_call(err, "FSDeleteObject", NULL); Py_INCREF(Py_None); return Py_None; } //__________________________________________________________________________________________________ static char fsRefObject_exchange__doc__[] = "exchange(FSRef) -> None\n\n\ Exchange this file with another."; static PyObject *fsRefObject_exchange(fsRefObject *self, PyObject *args) { OSErr err; fsRefObject *fsrefobj; if (!PyArg_ParseTuple(args, "O|:exchange", &fsrefobj)) return NULL; if (fsRefObject_Check(fsrefobj) == false) return NULL; Py_BEGIN_ALLOW_THREADS err = FSExchangeObjects(&self->ref, &fsrefobj->ref); Py_END_ALLOW_THREADS if (err != noErr) return macos_error_for_call(err, "FSExchangeObjects", NULL); Py_INCREF(Py_None); return Py_None; } //__________________________________________________________________________________________________ static char fsRefObject_move__doc__[] = "move(FSRef) -> FSRef\n\n\ Move the item to the container and return an FSRef to\n\ the new item."; static PyObject *fsRefObject_move(fsRefObject *self, PyObject *args) { OSErr err; fsRefObject *newObject; FSRef newref; fsRefObject *fsrefobj; if (!PyArg_ParseTuple(args, "O|:move", &fsrefobj)) return NULL; if (fsRefObject_Check(fsrefobj) == false) return NULL; Py_BEGIN_ALLOW_THREADS err = FSMoveObject(&self->ref, &fsrefobj->ref, &newref); Py_END_ALLOW_THREADS if (err != noErr) return macos_error_for_call(err, "FSMoveObject", NULL); newObject = newFSRefObject(args, &newref, false, false); if (newObject == NULL) return NULL; Py_INCREF(newObject); return (PyObject *) newObject; } //__________________________________________________________________________________________________ static char fsRefObject_rename__doc__[] = "rename(String [,encoding]) -> FSRef\n\n\ Rename the item to the new name and return an FSRef to\n\ the new item."; static PyObject *fsRefObject_rename(fsRefObject *self, PyObject *args) { OSErr err; fsRefObject *newObject; FSRef newref; TextEncoding hint = kTextEncodingUnknown; HFSUniStr255 uni; PyObject *namearg, *nameobj; if (!PyArg_ParseTuple(args, "O|l:rename", &namearg, &hint)) return NULL; nameobj = obj_to_hfsunistr(namearg, &uni); if (nameobj == NULL) return NULL; Py_DECREF(nameobj); Py_BEGIN_ALLOW_THREADS err = FSRenameUnicode(&self->ref, uni.length, uni.unicode, hint, &newref); Py_END_ALLOW_THREADS if (err != noErr) return macos_error_for_call(err, "FSRenameUnicode", NULL); newObject = newFSRefObject(args, &newref, false, false); if (newObject == NULL) return NULL; Py_INCREF(newObject); return (PyObject *) newObject; } //__________________________________________________________________________________________________ static PyMethodDef fsRefObject_methods[] = { {"getcatinfo", (PyCFunction)fsRefObject_getcatinfo,METH_VARARGS, fsRefObject_getcatinfo__doc__}, {"setcatinfo", (PyCFunction)fsRefObject_setcatinfo,METH_VARARGS, fsRefObject_setcatinfo__doc__}, {"create", (PyCFunction)fsRefObject_create, METH_VARARGS, fsRefObject_create__doc__}, {"mkdir", (PyCFunction)fsRefObject_mkdir, METH_VARARGS, fsRefObject_mkdir__doc__}, {"namedfsref", (PyCFunction)fsRefObject_namedfsref,METH_VARARGS, fsRefObject_namedfsref__doc__}, {"parent", (PyCFunction)fsRefObject_parent, METH_VARARGS, fsRefObject_parent__doc__}, {"delete", (PyCFunction)fsRefObject_delete, METH_VARARGS, fsRefObject_delete__doc__}, {"rename", (PyCFunction)fsRefObject_rename, METH_VARARGS, fsRefObject_rename__doc__}, {"move", (PyCFunction)fsRefObject_move, METH_VARARGS, fsRefObject_move__doc__}, {"exchange", (PyCFunction)fsRefObject_exchange, METH_VARARGS, fsRefObject_exchange__doc__}, {"opendir", (PyCFunction)fsRefObject_opendir, METH_VARARGS, fsRefObject_opendir__doc__}, {"openfork", (PyCFunction)fsRefObject_openfork, METH_VARARGS, fsRefObject_openfork__doc__}, {"as_fsref", (PyCFunction)fsRefObject_as_fsref, METH_VARARGS, fsRefObject_as_fsref__doc__}, {NULL, NULL} }; //__________________________________________________________________________________________________ static PyObject *fsRefObject_getattr(fsRefObject *self, char *name) { if (self->x_attr != NULL) { PyObject *v = PyDict_GetItemString(self->x_attr, name); if (v != NULL) { Py_INCREF(v); return v; } } return Py_FindMethod(fsRefObject_methods, (PyObject *)self, name); } //__________________________________________________________________________________________________ static int fsRefObject_setattr(fsRefObject *self, char *name, PyObject *v) { if (self->x_attr == NULL) { self->x_attr = PyDict_New(); if (self->x_attr == NULL) return -1; } if (v == NULL) { int rv = PyDict_DelItemString(self->x_attr, name); if (rv < 0) PyErr_SetString(PyExc_AttributeError, "delete non-existing fsRefObject attribute"); return rv; } else return PyDict_SetItemString(self->x_attr, name, v); } //__________________________________________________________________________________________________ statichere PyTypeObject fsRefObject_Type = { /* The ob_type field must be initialized in the module init function * to be portable to Windows without using C++. */ PyObject_HEAD_INIT(NULL) 0, /*ob_size*/ "hfsplus.fsref", /*tp_name*/ sizeof(fsRefObject), /*tp_basicsize*/ 0, /*tp_itemsize*/ /* methods */ (destructor)fsRefObject_dealloc, /*tp_dealloc*/ 0, /*tp_print*/ (getattrfunc)fsRefObject_getattr, /*tp_getattr*/ (setattrfunc)fsRefObject_setattr, /*tp_setattr*/ 0, /*tp_compare*/ 0, /*tp_repr*/ 0, /*tp_as_number*/ 0, /*tp_as_sequence*/ 0, /*tp_as_mapping*/ 0, /*tp_hash*/ }; //__________________________________________________________________________________________________ //____________________________________ MODULE FUNCTIONS ____________________________________________ //__________________________________________________________________________________________________ static char hfsplusmodule_getcatinfo__doc__[] = "getcatinfo(path[,bitmap]) -> Dict\n\n\ Returns a dictionary of attributes for the given item\n\ and an optional bitmap describing the attributes to be\n\ fetched (see CarbonCore/Files.h for details of the bit\n\ definitions and key definitions)."; static PyObject *hfsplusmodule_getcatinfo(PyObject *self, PyObject *args) { PyObject *dict; FSRef ref; OSErr err; FSCatalogInfo info = {0}; HFSUniStr255 uni; FSCatalogInfoBitmap bitmap = kFSCatInfoGettableInfo; if (!PyArg_ParseTuple(args, "O&|l", PyMac_GetFSRef, &ref, &bitmap)) return NULL; Py_BEGIN_ALLOW_THREADS err = FSGetCatalogInfo(&ref, bitmap, &info, &uni, NULL, NULL); Py_END_ALLOW_THREADS if (err != noErr) return macos_error_for_call(err, "FSGetCatalogInfo", NULL); dict = dict_from_cataloginfo(bitmap, &info, &uni); if (dict == NULL) return NULL; Py_INCREF(dict); return dict; } //__________________________________________________________________________________________________ static char hfsplusmodule_opendir__doc__[] = "opendir(path) -> iterator\n\n\ Return an iterator for listdir."; static PyObject *hfsplusmodule_opendir(PyObject *self, PyObject *args) { iteratorObject *rv; FSRef ref; OSErr err; #if 0 Boolean isdir; #endif if (!PyArg_ParseTuple(args, "O&", PyMac_GetFSRef, &ref)) return NULL; #if 0 if (isdir == false) return PyErr_Format(PyExc_SyntaxError, "requires a directory"); #endif rv = newIteratorObject(args, &ref); if (rv == NULL) return NULL; return (PyObject *) rv; } //__________________________________________________________________________________________________ static char hfsplusmodule_fsref__doc__[] = "fsref(path) -> FSRef\n\n\ Return an FSRef object."; static PyObject *hfsplusmodule_fsref(PyObject *self, PyObject *args) { fsRefObject *obj; FSRef ref; Boolean isdir = 0; if (!PyArg_ParseTuple(args, "O&", PyMac_GetFSRef, &ref)) return NULL; obj = newFSRefObject(args, &ref, true, isdir); if (obj == NULL) return NULL; return (PyObject *) obj; } //__________________________________________________________________________________________________ static char hfsplusmodule_openfork__doc__[] = "openfork(path[,resourcefork[,perms]]) -> forkRef\n\n\ Return a forkRef object for reading/writing/etc. Optionally,\n\ pass 1 for the resourcefork param to open the resource fork,\n\ and permissions to open read-write or something else:\n\ 0: fsCurPerm\n\ 1: fsRdPerm\n\ 2: fsWrPerm\n\ 3: fsRdWrPerm\n\ 4: fsRdWrShPerm"; static PyObject *hfsplusmodule_openfork(PyObject *self, PyObject *args) { forkRefObject *rv; FSRef ref; #if 0 Boolean isdir; #endif int resfork = 0, perms = fsRdPerm; if (!PyArg_ParseTuple(args, "s|ii", PyMac_GetFSRef, &ref, &resfork, &perms)) return NULL; #if 0 if (isdir == true) { return PyErr_Format(PyExc_SyntaxError, "requires a file"); } #endif rv = newForkRefObject(args, &ref, resfork, perms); if (rv == NULL) return NULL; return (PyObject *) rv; } //__________________________________________________________________________________________________ // List of functions defined in the module // static PyMethodDef hfsplusmodule_methods[] = { {"getcatinfo", hfsplusmodule_getcatinfo, METH_VARARGS, hfsplusmodule_getcatinfo__doc__}, {"opendir", hfsplusmodule_opendir, METH_VARARGS, hfsplusmodule_opendir__doc__}, {"openfork", hfsplusmodule_openfork, METH_VARARGS, hfsplusmodule_openfork__doc__}, {"fsref", hfsplusmodule_fsref, METH_VARARGS, hfsplusmodule_fsref__doc__}, {NULL, NULL} }; //__________________________________________________________________________________________________ // Initialization function for the module (*must* be called inithfsplus) // DL_EXPORT(void) inithfsplus(void) { PyObject *m, *d; /* Initialize the type of the new type object here; doing it here * is required for portability to Windows without requiring C++. */ iteratorObject_Type.ob_type = &PyType_Type; forkRefObject_Type.ob_type = &PyType_Type; fsRefObject_Type.ob_type = &PyType_Type; /* Create the module and add the functions */ m = Py_InitModule("hfsplus", hfsplusmodule_methods); /* Add some symbolic constants to the module */ d = PyModule_GetDict(m); insert_int(d, "fsCurPerm", fsCurPerm); insert_int(d, "fsRdPerm", fsRdPerm); insert_int(d, "fsWrPerm", fsWrPerm); insert_int(d, "fsRdWrPerm", fsRdWrPerm); insert_int(d, "fsRdWrShPerm", fsRdWrShPerm); insert_int(d, "fsAtMark", fsAtMark); insert_int(d, "fsFromStart", fsFromStart); insert_int(d, "fsFromLEOF", fsFromLEOF); insert_int(d, "fsFromMark", fsFromMark); insert_int(d, "noCacheMask", noCacheMask); ErrorObject = PyErr_NewException("hfsplus.error", NULL, NULL); PyDict_SetItemString(d, "error", ErrorObject); } //__________________________________________________________________________________________________ //_________________________________________ UTILITIES ______________________________________________ //__________________________________________________________________________________________________ static const char *_kFSCatInfoPrintableName = "pname"; static const char *_kFSCatInfoUnicodeName = "uname"; static const char *_kFSCatInfoVolume = "volume"; static const char *_kFSCatInfoNodeID = "nodeid"; static const char *_kFSCatInfoParentDirID = "parid"; static const char *_kFSCatInfoTextEncoding = "encoding"; static const char *_kFSCatInfoNodeFlags = "flags"; static const char *_kFSCatInfoDataLogical = "datalogicalsize"; static const char *_kFSCatInfoRsrcLogical = "rsrclogicalsize"; static const char *_kFSCatInfoDataPhysical = "dataphysicalsize"; static const char *_kFSCatInfoRsrcPhysical = "rsrcphysicalsize"; static const char *_kFSCatInfoUserID = "uid"; static const char *_kFSCatInfoGroupID = "gid"; static const char *_kFSCatInfoUserAccess = "useraccess"; static const char *_kFSCatInfoMode = "mode"; static const char *_kFSCatInfoFinderInfo = "finfo"; static const char *_kFSCatInfoFinderXInfo = "fxinfo"; static const char *_kFSCatInfoCreateDate = "crdate"; static const char *_kFSCatInfoContentMod = "mddate"; static const char *_kFSCatInfoAttrMod = "amdate"; static const char *_kFSCatInfoAccessDate = "acdate"; static const char *_kFSCatInfoBackupDate = "bkdate"; //__________________________________________________________________________________________________ static PyObject *macos_error_for_call(OSErr err, const char *name, const char *item) { PyObject *v; char buffer[1024]; if (item) PyOS_snprintf(buffer, sizeof(buffer), "mac error calling %s on %s", name, item); else PyOS_snprintf(buffer, sizeof(buffer), "mac error calling %s", name); v = Py_BuildValue("(is)", err, buffer); if (v != NULL) { PyErr_SetObject(PyExc_OSError, v); Py_DECREF(v); } return NULL; } //__________________________________________________________________________________________________ static int insert_slong(FSCatalogInfoBitmap bitmap, UInt32 bit, PyObject *d, const char *symbol, long value) { if (bitmap & bit) { PyObject* v = PyLong_FromLong(value); if (!v || PyDict_SetItemString(d, (char *) symbol, v) < 0) return -1; Py_DECREF(v); } return 0; } //__________________________________________________________________________________________________ static int insert_long(FSCatalogInfoBitmap bitmap, UInt32 bit, PyObject *d, const char *symbol, UInt32 value) { if (bitmap & bit) { PyObject* v = PyLong_FromUnsignedLong(value); if (!v || PyDict_SetItemString(d, (char *) symbol, v) < 0) return -1; Py_DECREF(v); } return 0; } //__________________________________________________________________________________________________ static int insert_int(PyObject *d, const char *symbol, int value) { PyObject* v = PyInt_FromLong(value); if (!v || PyDict_SetItemString(d, (char *) symbol, v) < 0) return -1; Py_DECREF(v); return 0; } //__________________________________________________________________________________________________ static int insert_longlong(FSCatalogInfoBitmap bitmap, UInt32 bit, PyObject *d, const char *symbol, UInt64 value) { if (bitmap & bit) { PyObject* v = PyLong_FromLongLong(value); if (!v || PyDict_SetItemString(d, (char *) symbol, v) < 0) return -1; Py_DECREF(v); } return 0; } //__________________________________________________________________________________________________ static int insert_utcdatetime(FSCatalogInfoBitmap bitmap, UInt32 bit, PyObject *d, const char *symbol, const UTCDateTime *utc) { if (bitmap & bit) { PyObject* tuple = Py_BuildValue("ili", utc->highSeconds, utc->lowSeconds, utc->fraction); if (!tuple || PyDict_SetItemString(d, (char *) symbol, tuple) < 0) return -1; Py_DECREF(tuple); } return 0; } //__________________________________________________________________________________________________ static int fetch_long(FSCatalogInfoBitmap bitmap, UInt32 bit, const PyObject *d, const char *symbol, UInt32 *value) { if (bitmap & bit) { PyObject* v = PyDict_GetItemString((PyObject *) d, (char *) symbol); if (v == NULL) return -1; *value = PyLong_AsUnsignedLong(v); } return 0; } //__________________________________________________________________________________________________ static int fetch_utcdatetime(FSCatalogInfoBitmap bitmap, UInt32 bit, const PyObject *d, const char *symbol, UTCDateTime *utc) { if (bitmap & bit) { PyObject* tuple = PyDict_GetItemString((PyObject *) d, (char *) symbol); if (tuple == NULL) return -1; if (!PyArg_ParseTuple(tuple, "ili", &utc->highSeconds, &utc->lowSeconds, &utc->fraction)) return -1; } return 0; } //__________________________________________________________________________________________________ static void printableUniStr(const HFSUniStr255 *uni, char *buffer) { int i; char localbuf[32]; buffer[0] = 0; for (i = 0; i < uni->length; i ++) { UniChar uch = uni->unicode[i]; if ((uch & 0x7f) == uch) { PyOS_snprintf(localbuf, sizeof(localbuf), "%c", uch); } else { PyOS_snprintf(localbuf, sizeof(localbuf), "\\u%04x", uch); } strcat(buffer, localbuf); } } //__________________________________________________________________________________________________ static int cataloginfo_from_dict(FSCatalogInfoBitmap bitmap, FSCatalogInfo *info, const PyObject *dict) { UInt32 storage; #if UNIVERSAL_INTERFACES_VERSION > 0x0332 FSPermissionInfo *permissions; #endif // Dates if (fetch_utcdatetime(bitmap, kFSCatInfoCreateDate, dict, _kFSCatInfoCreateDate, &info->createDate)) return NULL; if (fetch_utcdatetime(bitmap, kFSCatInfoContentMod, dict, _kFSCatInfoContentMod, &info->contentModDate)) return NULL; if (fetch_utcdatetime(bitmap, kFSCatInfoAttrMod, dict, _kFSCatInfoAttrMod, &info->attributeModDate)) return NULL; if (fetch_utcdatetime(bitmap, kFSCatInfoAccessDate, dict, _kFSCatInfoAccessDate, &info->accessDate)) return NULL; if (fetch_utcdatetime(bitmap, kFSCatInfoBackupDate, dict, _kFSCatInfoBackupDate, &info->backupDate)) return NULL; #if UNIVERSAL_INTERFACES_VERSION > 0x0332 // Permissions permissions = (FSPermissionInfo *) info->permissions; if (fetch_long(bitmap, kFSCatInfoPermissions, dict, _kFSCatInfoUserID, &permissions->userID)) return NULL; if (fetch_long(bitmap, kFSCatInfoPermissions, dict, _kFSCatInfoGroupID, &permissions->groupID)) return NULL; if (fetch_long(bitmap, kFSCatInfoPermissions, dict, _kFSCatInfoMode, &storage)) return NULL; permissions->mode = (UInt16) storage; if (fetch_long(bitmap, kFSCatInfoPermissions, dict, _kFSCatInfoUserAccess, &storage)) return NULL; permissions->userAccess = (UInt8) storage; #endif // IDs if (fetch_long(bitmap, kFSCatInfoTextEncoding, dict, _kFSCatInfoTextEncoding, &info->textEncodingHint)) return NULL; if (fetch_long(bitmap, kFSCatInfoNodeFlags, dict, _kFSCatInfoNodeFlags, &storage)) return NULL; info->nodeFlags = (UInt16) storage; // FinderInfo if (bitmap & kFSCatInfoFinderInfo) { PyObject *obj = PyDict_GetItemString((PyObject *) dict, (char *) _kFSCatInfoFinderInfo); if (obj == NULL) return NULL; BlockMoveData(PyString_AsString(obj), info->finderInfo, sizeof(FInfo)); } if (bitmap & kFSCatInfoFinderXInfo) { PyObject *obj = PyDict_GetItemString((PyObject *) dict, (char *) _kFSCatInfoFinderXInfo); if (obj == NULL) return NULL; BlockMoveData(PyString_AsString(obj), info->extFinderInfo, sizeof(FXInfo)); } return 1; } //__________________________________________________________________________________________________ static PyObject *dict_from_cataloginfo(FSCatalogInfoBitmap bitmap, const FSCatalogInfo *info, HFSUniStr255 *uni) { PyObject *dict; PyObject *id; #if UNIVERSAL_INTERFACES_VERSION > 0x0332 FSPermissionInfo *permissions; #endif char buffer[1024]; dict = PyDict_New(); if (dict == NULL) return NULL; // Name if (uni) { id = PyUnicode_FromUnicode(uni->unicode, uni->length); PyDict_SetItemString(dict, (char*) _kFSCatInfoUnicodeName, id); Py_XDECREF(id); printableUniStr(uni, buffer); id = PyString_FromString(buffer); PyDict_SetItemString(dict, (char*) _kFSCatInfoPrintableName, id); Py_XDECREF(id); } // IDs if (insert_slong(bitmap, kFSCatInfoVolume, dict, _kFSCatInfoVolume, info->volume)) return NULL; if (insert_long(bitmap, kFSCatInfoNodeID, dict, _kFSCatInfoNodeID, info->nodeID)) return NULL; if (insert_long(bitmap, kFSCatInfoParentDirID, dict, _kFSCatInfoParentDirID, info->parentDirID)) return NULL; if (insert_long(bitmap, kFSCatInfoTextEncoding, dict, _kFSCatInfoTextEncoding, info->textEncodingHint)) return NULL; if (insert_long(bitmap, kFSCatInfoNodeFlags, dict, _kFSCatInfoNodeFlags, info->nodeFlags)) return NULL; // Sizes if (insert_longlong(bitmap, kFSCatInfoDataSizes, dict, _kFSCatInfoDataLogical, info->dataLogicalSize)) return NULL; if (insert_longlong(bitmap, kFSCatInfoDataSizes, dict, _kFSCatInfoDataPhysical, info->dataPhysicalSize)) return NULL; if (insert_longlong(bitmap, kFSCatInfoRsrcSizes, dict, _kFSCatInfoRsrcLogical, info->rsrcLogicalSize)) return NULL; if (insert_longlong(bitmap, kFSCatInfoRsrcSizes, dict, _kFSCatInfoRsrcPhysical, info->rsrcPhysicalSize)) return NULL; #if UNIVERSAL_INTERFACES_VERSION > 0x0332 // Permissions permissions = (FSPermissionInfo *) info->permissions; if (insert_long(bitmap, kFSCatInfoPermissions, dict, _kFSCatInfoUserID, permissions->userID)) return NULL; if (insert_long(bitmap, kFSCatInfoPermissions, dict, _kFSCatInfoGroupID, permissions->groupID)) return NULL; if (insert_long(bitmap, kFSCatInfoPermissions, dict, _kFSCatInfoUserAccess, permissions->userAccess)) return NULL; if (insert_long(bitmap, kFSCatInfoPermissions, dict, _kFSCatInfoMode, permissions->mode)) return NULL; #endif // Dates if (insert_utcdatetime(bitmap, kFSCatInfoCreateDate, dict, _kFSCatInfoCreateDate, &info->createDate)) return NULL; if (insert_utcdatetime(bitmap, kFSCatInfoContentMod, dict, _kFSCatInfoContentMod, &info->contentModDate)) return NULL; if (insert_utcdatetime(bitmap, kFSCatInfoAttrMod, dict, _kFSCatInfoAttrMod, &info->attributeModDate)) return NULL; if (insert_utcdatetime(bitmap, kFSCatInfoAccessDate, dict, _kFSCatInfoAccessDate, &info->accessDate)) return NULL; if (insert_utcdatetime(bitmap, kFSCatInfoBackupDate, dict, _kFSCatInfoBackupDate, &info->backupDate)) return NULL; // FinderInfo if (bitmap & kFSCatInfoFinderInfo) { id = Py_BuildValue("s#", (char *) info->finderInfo, sizeof(FInfo)); PyDict_SetItemString(dict, (char*) _kFSCatInfoFinderInfo, id); Py_XDECREF(id); } if (bitmap & kFSCatInfoFinderXInfo) { id = Py_BuildValue("s#", (char *) info->extFinderInfo, sizeof(FXInfo)); PyDict_SetItemString(dict, (char*) _kFSCatInfoFinderXInfo, id); Py_XDECREF(id); } return dict; } //__________________________________________________________________________________________________ static Boolean fsref_isdirectory(const FSRef *ref) { Boolean isdir = false; OSErr err; FSCatalogInfo info; err = FSGetCatalogInfo(ref, kFSCatInfoNodeFlags, &info, NULL, NULL, NULL); if (err == noErr) isdir = (info.nodeFlags & kioFlAttribDirMask); return isdir; } //__________________________________________________________________________________________________ static PyObject *obj_to_hfsunistr(PyObject *in, HFSUniStr255 *uni) { PyObject *out; out = PyUnicode_FromObject(in); if (out == NULL) return NULL; BlockMoveData(PyUnicode_AS_UNICODE(out), uni->unicode, PyUnicode_GET_DATA_SIZE(out)); uni->length = PyUnicode_GET_SIZE(out); return out; }