8 /* SunOS 4.x Blargh.... */
10 #define NULL ((void*)0)
14 * Warning: proplist.h #defines BOOL which will clash with the
15 * typedef BOOL in Xmd.h
16 * proplist.h should use Bool (which is a #define in Xlib.h) instead.
23 # define WMAX(a,b) ((a)>(b) ? (a) : (b))
26 # define WMIN(a,b) ((a)<(b) ? (a) : (b))
30 #if (!defined (__GNUC__) || __GNUC__ < 2 || \
31 __GNUC_MINOR__ < (defined (__cplusplus) ? 6 : 4))
32 #define __ASSERT_FUNCTION ((char *) 0)
34 #define __ASSERT_FUNCTION __PRETTY_FUNCTION__
40 #define wassertr(expr) {}
41 #define wassertrv(expr, val) {}
49 #define wassertr(expr) assert(expr)
51 #define wassertrv(expr, val) assert(expr)
55 #define wassertr(expr) \
57 wwarning("%s line %i (%s): assertion %s failed",\
58 __FILE__, __LINE__, __ASSERT_FUNCTION, #expr);\
62 #define wassertrv(expr, val) \
64 wwarning("%s line %i (%s): assertion %s failed",\
65 __FILE__, __LINE__, __ASSERT_FUNCTION, #expr);\
75 #endif /* __cplusplus */
89 } WMNotificationCoalescing
;
92 /* The possible states for connections */
105 /* The possible states for connection timeouts */
110 } WMConnectionTimeoutState
;
115 WBNotFound
= INT_MIN
, /* element was not found in bag */
116 WANotFound
= -1 /* element was not found in array */
120 typedef struct W_Array WMArray
;
121 typedef struct W_Bag WMBag
;
122 typedef struct W_Data WMData
;
123 typedef struct W_HashTable WMHashTable
;
124 typedef struct W_UserDefaults WMUserDefaults
;
125 typedef struct W_Notification WMNotification
;
126 typedef struct W_NotificationQueue WMNotificationQueue
;
127 typedef struct W_Host WMHost
;
128 typedef struct W_Connection WMConnection
;
132 typedef void WMFreeDataProc(void *data
);
134 /* Used by WMBag or WMArray for matching data */
135 typedef int WMMatchDataProc(void *item
, void *cdata
);
147 /* DO NOT ACCESS THE CONTENTS OF THIS STRUCT */
156 /* NULL is pointer hash */
157 unsigned (*hash
)(const void *);
158 /* NULL is pointer compare */
159 Bool (*keyIsEqual
)(const void *, const void *);
160 /* NULL does nothing */
161 void* (*retainKey
)(const void *);
162 /* NULL does nothing */
163 void (*releaseKey
)(const void *);
164 } WMHashTableCallbacks
;
167 typedef void *WMBagIterator
;
172 char character
; /* the escape character */
173 char *value
; /* value to place */
178 /* The connection callbacks */
179 typedef struct ConnectionDelegate
{
182 void (*didCatchException
)(struct ConnectionDelegate
*self
,
185 void (*didDie
)(struct ConnectionDelegate
*self
, WMConnection
*cPtr
);
187 void (*didInitialize
)(struct ConnectionDelegate
*self
, WMConnection
*cPtr
);
189 void (*didReceiveInput
)(struct ConnectionDelegate
*self
, WMConnection
*cPtr
);
191 void (*didTimeout
)(struct ConnectionDelegate
*self
, WMConnection
*cPtr
);
193 } ConnectionDelegate
;
196 typedef void WMNotificationObserverAction(void *observerData
,
197 WMNotification
*notification
);
201 /*......................................................................*/
203 typedef void (waborthandler
)(int);
205 waborthandler
*wsetabort(waborthandler
*);
208 /* don't free the returned string */
209 char *wstrerror(int errnum
);
211 void wfatal(const char *msg
, ...);
212 void wwarning(const char *msg
, ...);
213 void wsyserror(const char *msg
, ...);
214 void wsyserrorwithcode(int error
, const char *msg
, ...);
216 char *wfindfile(char *paths
, char *file
);
218 char *wfindfileinlist(char **path_list
, char *file
);
220 char *wfindfileinarray(proplist_t array
, char *file
);
222 char *wexpandpath(char *path
);
224 /* don't free the returned string */
227 void *wmalloc(size_t size
);
228 void *wrealloc(void *ptr
, size_t newsize
);
229 void wfree(void *ptr
);
232 void wrelease(void *ptr
);
233 void *wretain(void *ptr
);
235 char *wstrdup(char *str
);
237 char *wstrappend(char *dst
, char *src
);
241 void wtokensplit(char *command
, char ***argv
, int *argc
);
243 char *wtokenjoin(char **list
, int count
);
245 void wtokenfree(char **tokens
, int count
);
247 char *wtrimspace(char *s
);
251 char *wusergnusteppath();
253 char *wdefaultspathfordomain(char *domain
);
255 void wusleep(unsigned int microsec
);
258 int wsprintesc(char *buffer
, int length
, char *format
, WMSEscapes
**escapes
,
262 /*......................................................................*/
264 /* This function is used _only_ if you create a NON-GUI program.
265 * For GUI based programs use WMNextEvent()/WMHandleEvent() instead.
266 * This function will handle all input/timer/idle events, then return.
269 void WHandleEvents();
271 /*......................................................................*/
274 WMHashTable
*WMCreateHashTable(WMHashTableCallbacks callbacks
);
276 void WMFreeHashTable(WMHashTable
*table
);
278 void WMResetHashTable(WMHashTable
*table
);
280 void *WMHashGet(WMHashTable
*table
, const void *key
);
282 /* put data in table, replacing already existing data and returning
284 void *WMHashInsert(WMHashTable
*table
, void *key
, void *data
);
286 void WMHashRemove(WMHashTable
*table
, const void *key
);
288 /* warning: do not manipulate the table while using these functions */
289 WMHashEnumerator
WMEnumerateHashTable(WMHashTable
*table
);
291 void *WMNextHashEnumeratorItem(WMHashEnumerator
*enumerator
);
293 unsigned WMCountHashTable(WMHashTable
*table
);
298 /* some predefined callback sets */
300 extern const WMHashTableCallbacks WMIntHashCallbacks
;
301 /* sizeof(keys) are <= sizeof(void*) */
303 extern const WMHashTableCallbacks WMStringHashCallbacks
;
304 /* keys are strings. Strings will be copied with wstrdup()
305 * and freed with wfree() */
307 extern const WMHashTableCallbacks WMStringPointerHashCallbacks
;
308 /* keys are strings, bug they are not copied */
311 /*......................................................................*/
314 * WMArray use an array to store the elements.
315 * Item indexes may be only positive integer numbers.
316 * The array cannot contain holes in it.
319 * Fast [O(1)] access to elements
320 * Fast [O(1)] push/pop
323 * A little slower [O(n)] for insertion/deletion of elements that
327 WMArray
* WMCreateArray(int initialSize
);
329 WMArray
* WMCreateArrayWithDestructor(int initialSize
, WMFreeDataProc
*destructor
);
331 void WMEmptyArray(WMArray
*array
);
333 void WMFreeArray(WMArray
*array
);
335 int WMGetArrayItemCount(WMArray
*array
);
337 /* appends other to array. other remains unchanged */
338 int WMAppendArray(WMArray
*array
, WMArray
*other
);
340 /* add will place the element at the end of the array */
341 int WMAddToArray(WMArray
*array
, void *item
);
343 #define WMPushInArray(array, item) WMAddToArray(array, item)
345 /* insert will increment the index of elements after it by 1 */
346 int WMInsertInArray(WMArray
*array
, int index
, void *item
);
348 /* replace and set will return the old item WITHOUT calling the
349 * destructor on it even if its available. Free the returned item yourself.
351 void* WMReplaceInArray(WMArray
*array
, int index
, void *item
);
353 #define WMSetInArray(array, index, item) WMReplaceInArray(array, index, item)
355 /* delete and remove will remove the elements and cause the elements
356 * after them to decrement their indexes by 1. Also will call the
357 * destructor on the deleted element if there's one available.
359 int WMDeleteFromArray(WMArray
*array
, int index
);
361 int WMRemoveFromArray(WMArray
*array
, void *item
);
363 void* WMGetFromArray(WMArray
*array
, int index
);
365 #define WMGetFirstInArray(array, item) WMFindInArray(array, NULL, item)
367 /* pop will return the last element from the array, also removing it
368 * from the array. The destructor is NOT called, even if available.
369 * Free the returned element if needed by yourself
371 void* WMPopFromArray(WMArray
*array
);
373 int WMFindInArray(WMArray
*array
, WMMatchDataProc
*match
, void *cdata
);
375 int WMCountInArray(WMArray
*array
, void *item
);
377 /* comparer must return:
382 int WMSortArray(WMArray
*array
, int (*comparer
)(const void*, const void*));
384 void WMMapArray(WMArray
*array
, void (*function
)(void*, void*), void *data
);
388 /*..........................................................................*/
391 * Tree bags use a red-black tree for storage.
392 * Item indexes may be any integer number.
395 * O(lg n) insertion/deletion/search
396 * Good for large numbers of elements with sparse indexes
399 * O(lg n) insertion/deletion/search
400 * Slow for storing small numbers of elements
403 #define WMCreateBag(size) WMCreateTreeBag()
405 #define WMCreateBagWithDestructor(size, d) WMCreateTreeBagWithDestructor(d)
407 WMBag
* WMCreateTreeBag(void);
409 WMBag
* WMCreateTreeBagWithDestructor(WMFreeDataProc
*destructor
);
411 int WMGetBagItemCount(WMBag
*bag
);
413 int WMAppendBag(WMBag
*bag
, WMBag
*other
);
415 int WMPutInBag(WMBag
*bag
, void *item
);
417 /* insert will increment the index of elements after it by 1 */
418 int WMInsertInBag(WMBag
*bag
, int index
, void *item
);
421 /* erase will remove the element from the bag,
422 * but will keep the index of the other elements unchanged */
423 int WMEraseFromBag(WMBag
*bag
, int index
);
425 /* delete and remove will remove the elements and cause the elements
426 * after them to decrement their indexes by 1 */
427 int WMDeleteFromBag(WMBag
*bag
, int index
);
429 int WMRemoveFromBag(WMBag
*bag
, void *item
);
431 void* WMGetFromBag(WMBag
*bag
, int index
);
433 void* WMReplaceInBag(WMBag
*bag
, int index
, void *item
);
435 #define WMSetInBag(bag, index, item) WMReplaceInBag(bag, index, item)
437 /* comparer must return:
442 int WMSortBag(WMBag
*bag
, int (*comparer
)(const void*, const void*));
444 void WMEmptyBag(WMBag
*bag
);
446 void WMFreeBag(WMBag
*bag
);
448 void WMMapBag(WMBag
*bag
, void (*function
)(void*, void*), void *data
);
450 int WMGetFirstInBag(WMBag
*bag
, void *item
);
452 int WMCountInBag(WMBag
*bag
, void *item
);
454 int WMFindInBag(WMBag
*bag
, WMMatchDataProc
*match
, void *cdata
);
456 void* WMBagFirst(WMBag
*bag
, WMBagIterator
*ptr
);
458 void* WMBagLast(WMBag
*bag
, WMBagIterator
*ptr
);
460 void* WMBagNext(WMBag
*bag
, WMBagIterator
*ptr
);
462 void* WMBagPrevious(WMBag
*bag
, WMBagIterator
*ptr
);
464 void* WMBagIteratorAtIndex(WMBag
*bag
, int index
, WMBagIterator
*ptr
);
466 int WMBagIndexForIterator(WMBag
*bag
, WMBagIterator ptr
);
469 #define WM_ITERATE_BAG(bag, var, i) \
470 for (var = WMBagFirst(bag, &(i)); (i) != NULL; \
471 var = WMBagNext(bag, &(i)))
473 #define WM_ETARETI_BAG(bag, var, i) \
474 for (var = WMBagLast(bag, &(i)); (i) != NULL; \
475 var = WMBagPrevious(bag, &(i)))
479 /*-------------------------------------------------------------------------*/
481 /* WMData handling */
483 /* Creating/destroying data */
485 WMData
* WMCreateDataWithCapacity(unsigned capacity
);
487 WMData
* WMCreateDataWithLength(unsigned length
);
489 WMData
* WMCreateDataWithBytes(void *bytes
, unsigned length
);
491 /* destructor is a function called to free the data when releasing the data
492 * object, or NULL if no freeing of data is necesary. */
493 WMData
* WMCreateDataWithBytesNoCopy(void *bytes
, unsigned length
,
494 WMFreeDataProc
*destructor
);
496 WMData
* WMCreateDataWithData(WMData
*aData
);
498 WMData
* WMRetainData(WMData
*aData
);
500 void WMReleaseData(WMData
*aData
);
502 /* Adjusting capacity */
504 void WMSetDataCapacity(WMData
*aData
, unsigned capacity
);
506 void WMSetDataLength(WMData
*aData
, unsigned length
);
508 void WMIncreaseDataLengthBy(WMData
*aData
, unsigned extraLength
);
512 const void* WMDataBytes(WMData
*aData
);
514 void WMGetDataBytes(WMData
*aData
, void *buffer
);
516 void WMGetDataBytesWithLength(WMData
*aData
, void *buffer
, unsigned length
);
518 void WMGetDataBytesWithRange(WMData
*aData
, void *buffer
, WMRange aRange
);
520 WMData
* WMGetSubdataWithRange(WMData
*aData
, WMRange aRange
);
524 Bool
WMIsDataEqualToData(WMData
*aData
, WMData
*anotherData
);
526 unsigned WMGetDataLength(WMData
*aData
);
530 void WMAppendDataBytes(WMData
*aData
, void *bytes
, unsigned length
);
532 void WMAppendData(WMData
*aData
, WMData
*anotherData
);
536 void WMReplaceDataBytesInRange(WMData
*aData
, WMRange aRange
, void *bytes
);
538 void WMResetDataBytesInRange(WMData
*aData
, WMRange aRange
);
540 void WMSetData(WMData
*aData
, WMData
*anotherData
);
543 void WMSetDataFormat(WMData
*aData
, unsigned format
);
545 unsigned WMGetDataFormat(WMData
*aData
);
549 /*--------------------------------------------------------------------------*/
552 WMNotification
*WMCreateNotification(char *name
, void *object
, void *clientData
);
554 void WMReleaseNotification(WMNotification
*notification
);
556 WMNotification
*WMRetainNotification(WMNotification
*notification
);
558 void *WMGetNotificationClientData(WMNotification
*notification
);
560 void *WMGetNotificationObject(WMNotification
*notification
);
562 char *WMGetNotificationName(WMNotification
*notification
);
565 void WMAddNotificationObserver(WMNotificationObserverAction
*observerAction
,
566 void *observer
, char *name
, void *object
);
568 void WMPostNotification(WMNotification
*notification
);
570 void WMRemoveNotificationObserver(void *observer
);
572 void WMRemoveNotificationObserverWithName(void *observer
, char *name
,
575 void WMPostNotificationName(char *name
, void *object
, void *clientData
);
577 WMNotificationQueue
*WMGetDefaultNotificationQueue(void);
579 WMNotificationQueue
*WMCreateNotificationQueue(void);
581 void WMDequeueNotificationMatching(WMNotificationQueue
*queue
,
582 WMNotification
*notification
,
585 void WMEnqueueNotification(WMNotificationQueue
*queue
,
586 WMNotification
*notification
,
587 WMPostingStyle postingStyle
);
589 void WMEnqueueCoalesceNotification(WMNotificationQueue
*queue
,
590 WMNotification
*notification
,
591 WMPostingStyle postingStyle
,
592 unsigned coalesceMask
);
595 /*......................................................................*/
597 WMUserDefaults
*WMGetStandardUserDefaults(void);
599 WMUserDefaults
*WMGetDefaultsFromPath(char *path
);
601 void WMSynchronizeUserDefaults(WMUserDefaults
*database
);
603 void WMSaveUserDefaults(WMUserDefaults
*database
);
605 void WMEnableUDPeriodicSynchronization(WMUserDefaults
*database
, Bool enable
);
607 /* Returns a PLArray with all keys in the user defaults database.
608 * Free the returned array with PLRelease() when no longer needed,
609 * but do not free the elements of the array! They're just references. */
610 proplist_t
WMGetUDAllKeys(WMUserDefaults
*database
);
612 proplist_t
WMGetUDObjectForKey(WMUserDefaults
*database
, char *defaultName
);
614 void WMSetUDObjectForKey(WMUserDefaults
*database
, proplist_t object
,
617 void WMRemoveUDObjectForKey(WMUserDefaults
*database
, char *defaultName
);
619 char *WMGetUDStringForKey(WMUserDefaults
*database
, char *defaultName
);
621 int WMGetUDIntegerForKey(WMUserDefaults
*database
, char *defaultName
);
623 float WMGetUDFloatForKey(WMUserDefaults
*database
, char *defaultName
);
625 Bool
WMGetUDBoolForKey(WMUserDefaults
*database
, char *defaultName
);
627 void WMSetUDStringForKey(WMUserDefaults
*database
, char *value
,
630 void WMSetUDIntegerForKey(WMUserDefaults
*database
, int value
,
633 void WMSetUDFloatForKey(WMUserDefaults
*database
, float value
,
636 void WMSetUDBoolForKey(WMUserDefaults
*database
, Bool value
,
639 proplist_t
WMGetUDSearchList(WMUserDefaults
*database
);
641 void WMSetUDSearchList(WMUserDefaults
*database
, proplist_t list
);
643 extern char *WMUserDefaultsDidChangeNotification
;
646 /*-------------------------------------------------------------------------*/
648 /* WMHost: host handling */
650 WMHost
* WMGetCurrentHost();
652 WMHost
* WMGetHostWithName(char* name
);
654 WMHost
* WMGetHostWithAddress(char* address
);
656 WMHost
* WMRetainHost(WMHost
*hPtr
);
658 void WMReleaseHost(WMHost
*hPtr
);
661 * Host cache management
662 * If enabled, only one object representing each host will be created, and
663 * a shared instance will be returned by all methods that return a host.
664 * Enabled by default.
666 void WMSetHostCacheEnabled(Bool flag
);
668 Bool
WMIsHostCacheEnabled();
670 void WMFlushHostCache();
673 * Compare hosts: Hosts are equal if they share at least one address
675 Bool
WMIsHostEqualToHost(WMHost
* hPtr
, WMHost
* anotherHost
);
679 * WMGetHostName() will return first name (official) if a host has several.
680 * WMGetHostNames() will return a R/O WMBag with all the names of the host.
682 char* WMGetHostName(WMHost
* hPtr
);
684 /* The returned bag is R/O. Do not modify it, and do not free it! */
685 WMBag
* WMGetHostNames(WMHost
* hPtr
);
689 * Addresses are represented as "Dotted Decimal" strings, e.g. "192.42.172.1"
690 * WMGetHostAddress() will return an arbitrary address if a host has several.
691 * WMGetHostAddresses() will return a R/O WMBag with all addresses of the host.
693 char* WMGetHostAddress(WMHost
* hPtr
);
695 /* The returned bag is R/O. Do not modify it, and do not free it! */
696 WMBag
* WMGetHostAddresses(WMHost
* hPtr
);
699 /*-------------------------------------------------------------------------*/
701 /* WMConnection functions */
703 WMConnection
* WMCreateConnectionAsServerAtAddress(char *host
, char *service
,
706 WMConnection
* WMCreateConnectionToAddress(char *host
, char *service
,
709 WMConnection
* WMCreateConnectionToAddressAndNotify(char *host
, char *service
,
712 void WMCloseConnection(WMConnection
*cPtr
);
714 void WMDestroyConnection(WMConnection
*cPtr
);
716 WMConnection
* WMAcceptConnection(WMConnection
*listener
);
718 /* Release the returned data! */
719 WMData
* WMGetConnectionAvailableData(WMConnection
*cPtr
);
721 int WMSendConnectionData(WMConnection
*cPtr
, WMData
*data
);
723 Bool
WMEnqueueConnectionData(WMConnection
*cPtr
, WMData
*data
);
725 #define WMFlushConnection(cPtr) WMSendConnectionData((cPtr), NULL)
727 void WMSetConnectionDelegate(WMConnection
*cPtr
, ConnectionDelegate
*delegate
);
729 /* Connection info */
731 char* WMGetConnectionAddress(WMConnection
*cPtr
);
733 char* WMGetConnectionService(WMConnection
*cPtr
);
735 char* WMGetConnectionProtocol(WMConnection
*cPtr
);
737 void WMSetConnectionNonBlocking(WMConnection
*cPtr
, Bool flag
);
739 void* WMGetConnectionClientData(WMConnection
*cPtr
);
741 void WMSetConnectionClientData(WMConnection
*cPtr
, void *data
);
743 unsigned int WMGetConnectionFlags(WMConnection
*cPtr
);
745 void WMSetConnectionFlags(WMConnection
*cPtr
, unsigned int flags
);
747 int WMGetConnectionSocket(WMConnection
*cPtr
);
749 WMConnectionState
WMGetConnectionState(WMConnection
*cPtr
);
751 WMConnectionTimeoutState
WMGetConnectionTimeoutState(WMConnection
*cPtr
);
754 * Passing timeout==0 in the SetTimeout functions below, will reset that
755 * timeout to its default value.
758 /* The default timeout inherited by all WMConnection operations, if none set */
759 void WMSetConnectionDefaultTimeout(unsigned int timeout
);
761 /* Global timeout for all WMConnection objects, for opening a new connection */
762 void WMSetConnectionOpenTimeout(unsigned int timeout
);
764 /* Connection specific timeout for sending out data */
765 void WMSetConnectionSendTimeout(WMConnection
*cPtr
, unsigned int timeout
);
768 /* Global variables */
770 extern int WCErrorCode
;
773 /*-------------------------------------------------------------------------*/
779 #endif /* __cplusplus */