src/cx/linked_list.h

changeset 1426
3a89b31f0724
parent 1424
563033aa998c
equal deleted inserted replaced
1425:83284b289430 1426:3a89b31f0724
88 * (if @c NULL, and the list is not storing pointers, sort and find 88 * (if @c NULL, and the list is not storing pointers, sort and find
89 * functions will not work) 89 * functions will not work)
90 * @param elem_size the size of each element in bytes 90 * @param elem_size the size of each element in bytes
91 * @return the created list 91 * @return the created list
92 */ 92 */
93 cx_attr_nodiscard 93 cx_attr_nodiscard cx_attr_malloc cx_attr_dealloc(cxListFree, 1)
94 cx_attr_malloc 94 CX_EXPORT CxList *cxLinkedListCreate(const CxAllocator *allocator,
95 cx_attr_dealloc(cxListFree, 1) 95 cx_compare_func comparator, size_t elem_size);
96 cx_attr_export
97 CxList *cxLinkedListCreate(
98 const CxAllocator *allocator,
99 cx_compare_func comparator,
100 size_t elem_size
101 );
102 96
103 /** 97 /**
104 * Allocates a linked list for storing elements with @p elem_size bytes each. 98 * Allocates a linked list for storing elements with @p elem_size bytes each.
105 * 99 *
106 * The list will use cxDefaultAllocator and no comparator function. If you want 100 * The list will use cxDefaultAllocator and no comparator function. If you want
113 * 107 *
114 * @param elem_size (@c size_t) the size of each element in bytes 108 * @param elem_size (@c size_t) the size of each element in bytes
115 * @return (@c CxList*) the created list 109 * @return (@c CxList*) the created list
116 */ 110 */
117 #define cxLinkedListCreateSimple(elem_size) \ 111 #define cxLinkedListCreateSimple(elem_size) \
118 cxLinkedListCreate(NULL, NULL, elem_size) 112 cxLinkedListCreate(NULL, NULL, elem_size)
119 113
120 /** 114 /**
121 * Finds the node at a certain index. 115 * Finds the node at a certain index.
122 * 116 *
123 * This function can be used to start at an arbitrary position within the list. 117 * This function can be used to start at an arbitrary position within the list.
132 * @param start_index the start index 126 * @param start_index the start index
133 * @param loc_advance the location of the pointer to advance 127 * @param loc_advance the location of the pointer to advance
134 * @param index the search index 128 * @param index the search index
135 * @return the node found at the specified index 129 * @return the node found at the specified index
136 */ 130 */
137 cx_attr_nonnull 131 cx_attr_nonnull cx_attr_nodiscard
138 cx_attr_nodiscard 132 CX_EXPORT void *cx_linked_list_at(const void *start,size_t start_index,
139 cx_attr_export 133 ptrdiff_t loc_advance, size_t index);
140 void *cx_linked_list_at(
141 const void *start,
142 size_t start_index,
143 ptrdiff_t loc_advance,
144 size_t index
145 );
146 134
147 /** 135 /**
148 * Finds the node containing an element within a linked list. 136 * Finds the node containing an element within a linked list.
149 * 137 *
150 * @param start a pointer to the start node 138 * @param start a pointer to the start node
155 * @param found_index an optional pointer where the index of the found node 143 * @param found_index an optional pointer where the index of the found node
156 * (given that @p start has index 0) is stored 144 * (given that @p start has index 0) is stored
157 * @return a pointer to the found node or @c NULL if no matching node was found 145 * @return a pointer to the found node or @c NULL if no matching node was found
158 */ 146 */
159 cx_attr_nonnull_arg(1, 4, 5) 147 cx_attr_nonnull_arg(1, 4, 5)
160 cx_attr_export 148 CX_EXPORT void *cx_linked_list_find(const void *start, ptrdiff_t loc_advance,
161 void *cx_linked_list_find( 149 ptrdiff_t loc_data, cx_compare_func cmp_func, const void *elem,
162 const void *start, 150 size_t *found_index);
163 ptrdiff_t loc_advance,
164 ptrdiff_t loc_data,
165 cx_compare_func cmp_func,
166 const void *elem,
167 size_t *found_index
168 );
169 151
170 /** 152 /**
171 * Finds the first node in a linked list. 153 * Finds the first node in a linked list.
172 * 154 *
173 * The function starts with the pointer denoted by @p node and traverses the list 155 * The function starts with the pointer denoted by @p node and traverses the list
176 * 158 *
177 * @param node a pointer to a node in the list 159 * @param node a pointer to a node in the list
178 * @param loc_prev the location of the @c prev pointer 160 * @param loc_prev the location of the @c prev pointer
179 * @return a pointer to the first node 161 * @return a pointer to the first node
180 */ 162 */
181 cx_attr_nonnull 163 cx_attr_nonnull cx_attr_returns_nonnull
182 cx_attr_returns_nonnull 164 CX_EXPORT void *cx_linked_list_first(const void *node, ptrdiff_t loc_prev);
183 cx_attr_export
184 void *cx_linked_list_first(
185 const void *node,
186 ptrdiff_t loc_prev
187 );
188 165
189 /** 166 /**
190 * Finds the last node in a linked list. 167 * Finds the last node in a linked list.
191 * 168 *
192 * The function starts with the pointer denoted by @p node and traverses the list 169 * The function starts with the pointer denoted by @p node and traverses the list
195 * 172 *
196 * @param node a pointer to a node in the list 173 * @param node a pointer to a node in the list
197 * @param loc_next the location of the @c next pointer 174 * @param loc_next the location of the @c next pointer
198 * @return a pointer to the last node 175 * @return a pointer to the last node
199 */ 176 */
200 cx_attr_nonnull 177 cx_attr_nonnull cx_attr_returns_nonnull
201 cx_attr_returns_nonnull 178 CX_EXPORT void *cx_linked_list_last(const void *node, ptrdiff_t loc_next);
202 cx_attr_export
203 void *cx_linked_list_last(
204 const void *node,
205 ptrdiff_t loc_next
206 );
207 179
208 /** 180 /**
209 * Finds the predecessor of a node in case it is not linked. 181 * Finds the predecessor of a node in case it is not linked.
210 * 182 *
211 * @remark If @p node is not contained in the list starting with @p begin, the behavior is undefined. 183 * @remark If @p node is not contained in the list starting with @p begin, the behavior is undefined.
214 * @param loc_next the location of the @c next pointer 186 * @param loc_next the location of the @c next pointer
215 * @param node the successor of the node to find 187 * @param node the successor of the node to find
216 * @return the node or @c NULL if @p node has no predecessor 188 * @return the node or @c NULL if @p node has no predecessor
217 */ 189 */
218 cx_attr_nonnull 190 cx_attr_nonnull
219 cx_attr_export 191 CX_EXPORT void *cx_linked_list_prev(const void *begin, ptrdiff_t loc_next, const void *node);
220 void *cx_linked_list_prev(
221 const void *begin,
222 ptrdiff_t loc_next,
223 const void *node
224 );
225 192
226 /** 193 /**
227 * Adds a new node to a linked list. 194 * Adds a new node to a linked list.
228 * The node must not be part of any list yet. 195 * The node must not be part of any list yet.
229 * 196 *
234 * @param loc_prev the location of a @c prev pointer within your node struct (negative if your struct does not have one) 201 * @param loc_prev the location of a @c prev pointer within your node struct (negative if your struct does not have one)
235 * @param loc_next the location of a @c next pointer within your node struct (required) 202 * @param loc_next the location of a @c next pointer within your node struct (required)
236 * @param new_node a pointer to the node that shall be appended 203 * @param new_node a pointer to the node that shall be appended
237 */ 204 */
238 cx_attr_nonnull_arg(5) 205 cx_attr_nonnull_arg(5)
239 cx_attr_export 206 CX_EXPORT void cx_linked_list_add(void **begin, void **end, ptrdiff_t loc_prev, ptrdiff_t loc_next, void *new_node);
240 void cx_linked_list_add(
241 void **begin,
242 void **end,
243 ptrdiff_t loc_prev,
244 ptrdiff_t loc_next,
245 void *new_node
246 );
247 207
248 /** 208 /**
249 * Prepends a new node to a linked list. 209 * Prepends a new node to a linked list.
250 * The node must not be part of any list yet. 210 * The node must not be part of any list yet.
251 * 211 *
256 * @param loc_prev the location of a @c prev pointer within your node struct (negative if your struct does not have one) 216 * @param loc_prev the location of a @c prev pointer within your node struct (negative if your struct does not have one)
257 * @param loc_next the location of a @c next pointer within your node struct (required) 217 * @param loc_next the location of a @c next pointer within your node struct (required)
258 * @param new_node a pointer to the node that shall be prepended 218 * @param new_node a pointer to the node that shall be prepended
259 */ 219 */
260 cx_attr_nonnull_arg(5) 220 cx_attr_nonnull_arg(5)
261 cx_attr_export 221 CX_EXPORT void cx_linked_list_prepend(void **begin, void **end, ptrdiff_t loc_prev, ptrdiff_t loc_next, void *new_node);
262 void cx_linked_list_prepend(
263 void **begin,
264 void **end,
265 ptrdiff_t loc_prev,
266 ptrdiff_t loc_next,
267 void *new_node
268 );
269 222
270 /** 223 /**
271 * Links two nodes. 224 * Links two nodes.
272 * 225 *
273 * @param left the new predecessor of @p right 226 * @param left the new predecessor of @p right
274 * @param right the new successor of @p left 227 * @param right the new successor of @p left
275 * @param loc_prev the location of a @c prev pointer within your node struct (negative if your struct does not have one) 228 * @param loc_prev the location of a @c prev pointer within your node struct (negative if your struct does not have one)
276 * @param loc_next the location of a @c next pointer within your node struct (required) 229 * @param loc_next the location of a @c next pointer within your node struct (required)
277 */ 230 */
278 cx_attr_nonnull 231 cx_attr_nonnull
279 cx_attr_export 232 CX_EXPORT void cx_linked_list_link(void *left, void *right, ptrdiff_t loc_prev, ptrdiff_t loc_next);
280 void cx_linked_list_link(
281 void *left,
282 void *right,
283 ptrdiff_t loc_prev,
284 ptrdiff_t loc_next
285 );
286 233
287 /** 234 /**
288 * Unlinks two nodes. 235 * Unlinks two nodes.
289 * 236 *
290 * If right is not the successor of left, the behavior is undefined. 237 * If right is not the successor of left, the behavior is undefined.
293 * @param right the successor of @p left 240 * @param right the successor of @p left
294 * @param loc_prev the location of a @c prev pointer within your node struct (negative if your struct does not have one) 241 * @param loc_prev the location of a @c prev pointer within your node struct (negative if your struct does not have one)
295 * @param loc_next the location of a @c next pointer within your node struct (required) 242 * @param loc_next the location of a @c next pointer within your node struct (required)
296 */ 243 */
297 cx_attr_nonnull 244 cx_attr_nonnull
298 cx_attr_export 245 CX_EXPORT void cx_linked_list_unlink(void *left, void *right, ptrdiff_t loc_prev, ptrdiff_t loc_next);
299 void cx_linked_list_unlink(
300 void *left,
301 void *right,
302 ptrdiff_t loc_prev,
303 ptrdiff_t loc_next
304 );
305 246
306 /** 247 /**
307 * Inserts a new node after a given node of a linked list. 248 * Inserts a new node after a given node of a linked list.
308 * The new node must not be part of any list yet. 249 * The new node must not be part of any list yet.
309 * 250 *
316 * @param loc_next the location of a @c next pointer within your node struct (required) 257 * @param loc_next the location of a @c next pointer within your node struct (required)
317 * @param node the node after which to insert (@c NULL if you want to prepend the node to the list) 258 * @param node the node after which to insert (@c NULL if you want to prepend the node to the list)
318 * @param new_node a pointer to the node that shall be inserted 259 * @param new_node a pointer to the node that shall be inserted
319 */ 260 */
320 cx_attr_nonnull_arg(6) 261 cx_attr_nonnull_arg(6)
321 cx_attr_export 262 CX_EXPORT void cx_linked_list_insert(void **begin, void **end,
322 void cx_linked_list_insert( 263 ptrdiff_t loc_prev, ptrdiff_t loc_next, void *node, void *new_node);
323 void **begin,
324 void **end,
325 ptrdiff_t loc_prev,
326 ptrdiff_t loc_next,
327 void *node,
328 void *new_node
329 );
330 264
331 /** 265 /**
332 * Inserts a chain of nodes after a given node of a linked list. 266 * Inserts a chain of nodes after a given node of a linked list.
333 * The chain must not be part of any list yet. 267 * The chain must not be part of any list yet.
334 * 268 *
347 * @param node the node after which to insert (@c NULL to prepend the chain to the list) 281 * @param node the node after which to insert (@c NULL to prepend the chain to the list)
348 * @param insert_begin a pointer to the first node of the chain that shall be inserted 282 * @param insert_begin a pointer to the first node of the chain that shall be inserted
349 * @param insert_end a pointer to the last node of the chain (or NULL if the last node shall be determined) 283 * @param insert_end a pointer to the last node of the chain (or NULL if the last node shall be determined)
350 */ 284 */
351 cx_attr_nonnull_arg(6) 285 cx_attr_nonnull_arg(6)
352 cx_attr_export 286 CX_EXPORT void cx_linked_list_insert_chain(void **begin, void **end,
353 void cx_linked_list_insert_chain( 287 ptrdiff_t loc_prev, ptrdiff_t loc_next, void *node, void *insert_begin, void *insert_end);
354 void **begin,
355 void **end,
356 ptrdiff_t loc_prev,
357 ptrdiff_t loc_next,
358 void *node,
359 void *insert_begin,
360 void *insert_end
361 );
362 288
363 /** 289 /**
364 * Inserts a node into a sorted linked list. 290 * Inserts a node into a sorted linked list.
365 * The new node must not be part of any list yet. 291 * The new node must not be part of any list yet.
366 * 292 *
373 * @param loc_next the location of a @c next pointer within your node struct (required) 299 * @param loc_next the location of a @c next pointer within your node struct (required)
374 * @param new_node a pointer to the node that shall be inserted 300 * @param new_node a pointer to the node that shall be inserted
375 * @param cmp_func a compare function that will receive the node pointers 301 * @param cmp_func a compare function that will receive the node pointers
376 */ 302 */
377 cx_attr_nonnull_arg(1, 5, 6) 303 cx_attr_nonnull_arg(1, 5, 6)
378 cx_attr_export 304 CX_EXPORT void cx_linked_list_insert_sorted(void **begin, void **end,
379 void cx_linked_list_insert_sorted( 305 ptrdiff_t loc_prev, ptrdiff_t loc_next, void *new_node, cx_compare_func cmp_func);
380 void **begin,
381 void **end,
382 ptrdiff_t loc_prev,
383 ptrdiff_t loc_next,
384 void *new_node,
385 cx_compare_func cmp_func
386 );
387 306
388 /** 307 /**
389 * Inserts a chain of nodes into a sorted linked list. 308 * Inserts a chain of nodes into a sorted linked list.
390 * The chain must not be part of any list yet. 309 * The chain must not be part of any list yet.
391 * 310 *
403 * @param loc_next the location of a @c next pointer within your node struct (required) 322 * @param loc_next the location of a @c next pointer within your node struct (required)
404 * @param insert_begin a pointer to the first node of the chain that shall be inserted 323 * @param insert_begin a pointer to the first node of the chain that shall be inserted
405 * @param cmp_func a compare function that will receive the node pointers 324 * @param cmp_func a compare function that will receive the node pointers
406 */ 325 */
407 cx_attr_nonnull_arg(1, 5, 6) 326 cx_attr_nonnull_arg(1, 5, 6)
408 cx_attr_export 327 CX_EXPORT void cx_linked_list_insert_sorted_chain(void **begin, void **end,
409 void cx_linked_list_insert_sorted_chain( 328 ptrdiff_t loc_prev, ptrdiff_t loc_next, void *insert_begin, cx_compare_func cmp_func);
410 void **begin,
411 void **end,
412 ptrdiff_t loc_prev,
413 ptrdiff_t loc_next,
414 void *insert_begin,
415 cx_compare_func cmp_func
416 );
417 329
418 /** 330 /**
419 * Inserts a node into a sorted linked list if no other node with the same value already exists. 331 * Inserts a node into a sorted linked list if no other node with the same value already exists.
420 * The new node must not be part of any list yet. 332 * The new node must not be part of any list yet.
421 * 333 *
430 * @param cmp_func a compare function that will receive the node pointers 342 * @param cmp_func a compare function that will receive the node pointers
431 * @retval zero when the node was inserted 343 * @retval zero when the node was inserted
432 * @retval non-zero when a node with the same value already exists 344 * @retval non-zero when a node with the same value already exists
433 */ 345 */
434 cx_attr_nonnull_arg(1, 5, 6) 346 cx_attr_nonnull_arg(1, 5, 6)
435 cx_attr_export 347 CX_EXPORT int cx_linked_list_insert_unique(void **begin, void **end,
436 int cx_linked_list_insert_unique( 348 ptrdiff_t loc_prev, ptrdiff_t loc_next, void *new_node, cx_compare_func cmp_func);
437 void **begin,
438 void **end,
439 ptrdiff_t loc_prev,
440 ptrdiff_t loc_next,
441 void *new_node,
442 cx_compare_func cmp_func
443 );
444 349
445 /** 350 /**
446 * Inserts a chain of nodes into a sorted linked list, avoiding duplicates. 351 * Inserts a chain of nodes into a sorted linked list, avoiding duplicates.
447 * The chain must not be part of any list yet. 352 * The chain must not be part of any list yet.
448 * 353 *
458 * @param loc_next the location of a @c next pointer within your node struct (required) 363 * @param loc_next the location of a @c next pointer within your node struct (required)
459 * @param insert_begin a pointer to the first node of the chain that shall be inserted 364 * @param insert_begin a pointer to the first node of the chain that shall be inserted
460 * @param cmp_func a compare function that will receive the node pointers 365 * @param cmp_func a compare function that will receive the node pointers
461 * @return a pointer to a new chain with all duplicates that were not inserted (or @c NULL when there were no duplicates) 366 * @return a pointer to a new chain with all duplicates that were not inserted (or @c NULL when there were no duplicates)
462 */ 367 */
463 cx_attr_nonnull_arg(1, 5, 6) 368 cx_attr_nonnull_arg(1, 5, 6) cx_attr_nodiscard
464 cx_attr_nodiscard 369 CX_EXPORT void *cx_linked_list_insert_unique_chain(void **begin, void **end,
465 cx_attr_export 370 ptrdiff_t loc_prev, ptrdiff_t loc_next, void *insert_begin, cx_compare_func cmp_func);
466 void *cx_linked_list_insert_unique_chain(
467 void **begin,
468 void **end,
469 ptrdiff_t loc_prev,
470 ptrdiff_t loc_next,
471 void *insert_begin,
472 cx_compare_func cmp_func
473 );
474 371
475 /** 372 /**
476 * Removes a chain of nodes from the linked list. 373 * Removes a chain of nodes from the linked list.
477 * 374 *
478 * If one of the nodes to remove is the beginning (resp. end) node of the list, and if @p begin (resp. @p end) 375 * If one of the nodes to remove is the beginning (resp. end) node of the list, and if @p begin (resp. @p end)
492 * @param node the start node of the chain 389 * @param node the start node of the chain
493 * @param num the number of nodes to remove 390 * @param num the number of nodes to remove
494 * @return the actual number of nodes that were removed (can be less when the list did not have enough nodes) 391 * @return the actual number of nodes that were removed (can be less when the list did not have enough nodes)
495 */ 392 */
496 cx_attr_nonnull_arg(5) 393 cx_attr_nonnull_arg(5)
497 cx_attr_export 394 CX_EXPORT size_t cx_linked_list_remove_chain(void **begin, void **end,
498 size_t cx_linked_list_remove_chain( 395 ptrdiff_t loc_prev, ptrdiff_t loc_next, void *node, size_t num);
499 void **begin,
500 void **end,
501 ptrdiff_t loc_prev,
502 ptrdiff_t loc_next,
503 void *node,
504 size_t num
505 );
506 396
507 /** 397 /**
508 * Removes a node from the linked list. 398 * Removes a node from the linked list.
509 * 399 *
510 * If the node to remove is the beginning (resp. end) node of the list, and if @p begin (resp. @p end) 400 * If the node to remove is the beginning (resp. end) node of the list, and if @p begin (resp. @p end)
522 * @param loc_prev the location of a @c prev pointer within your node struct (negative if your struct does not have one) 412 * @param loc_prev the location of a @c prev pointer within your node struct (negative if your struct does not have one)
523 * @param loc_next the location of a @c next pointer within your node struct (required) 413 * @param loc_next the location of a @c next pointer within your node struct (required)
524 * @param node the node to remove 414 * @param node the node to remove
525 */ 415 */
526 cx_attr_nonnull_arg(5) 416 cx_attr_nonnull_arg(5)
527 static inline void cx_linked_list_remove( 417 CX_EXPORT void cx_linked_list_remove(void **begin, void **end,
528 void **begin, 418 ptrdiff_t loc_prev, ptrdiff_t loc_next, void *node);
529 void **end,
530 ptrdiff_t loc_prev,
531 ptrdiff_t loc_next,
532 void *node
533 ) {
534 cx_linked_list_remove_chain(begin, end, loc_prev, loc_next, node, 1);
535 }
536 419
537 /** 420 /**
538 * Determines the size of a linked list starting with @p node. 421 * Determines the size of a linked list starting with @p node.
539 * 422 *
540 * @param node the first node 423 * @param node the first node
541 * @param loc_next the location of the @c next pointer within the node struct 424 * @param loc_next the location of the @c next pointer within the node struct
542 * @return the size of the list or zero if @p node is @c NULL 425 * @return the size of the list or zero if @p node is @c NULL
543 */ 426 */
544 cx_attr_nodiscard 427 cx_attr_nodiscard
545 cx_attr_export 428 CX_EXPORT size_t cx_linked_list_size(const void *node, ptrdiff_t loc_next);
546 size_t cx_linked_list_size(
547 const void *node,
548 ptrdiff_t loc_next
549 );
550 429
551 /** 430 /**
552 * Sorts a linked list based on a comparison function. 431 * Sorts a linked list based on a comparison function.
553 * 432 *
554 * This function can work with linked lists of the following structure: 433 * This function can work with linked lists of the following structure:
569 * @param loc_next the location of a @c next pointer within your node struct (required) 448 * @param loc_next the location of a @c next pointer within your node struct (required)
570 * @param loc_data the location of the @c data pointer within your node struct 449 * @param loc_data the location of the @c data pointer within your node struct
571 * @param cmp_func the compare function defining the sort order 450 * @param cmp_func the compare function defining the sort order
572 */ 451 */
573 cx_attr_nonnull_arg(1, 6) 452 cx_attr_nonnull_arg(1, 6)
574 cx_attr_export 453 CX_EXPORT void cx_linked_list_sort(void **begin, void **end,
575 void cx_linked_list_sort( 454 ptrdiff_t loc_prev, ptrdiff_t loc_next, ptrdiff_t loc_data, cx_compare_func cmp_func);
576 void **begin,
577 void **end,
578 ptrdiff_t loc_prev,
579 ptrdiff_t loc_next,
580 ptrdiff_t loc_data,
581 cx_compare_func cmp_func
582 );
583 455
584 456
585 /** 457 /**
586 * Compares two lists element wise. 458 * Compares two lists element wise.
587 * 459 *
594 * @param cmp_func the function to compare the elements 466 * @param cmp_func the function to compare the elements
595 * @return the first non-zero result of invoking @p cmp_func or: negative if the left list is smaller than the 467 * @return the first non-zero result of invoking @p cmp_func or: negative if the left list is smaller than the
596 * right list, positive if the left list is larger than the right list, zero if both lists are equal. 468 * right list, positive if the left list is larger than the right list, zero if both lists are equal.
597 */ 469 */
598 cx_attr_nonnull_arg(5) 470 cx_attr_nonnull_arg(5)
599 cx_attr_export 471 CX_EXPORT int cx_linked_list_compare(const void *begin_left, const void *begin_right,
600 int cx_linked_list_compare( 472 ptrdiff_t loc_advance, ptrdiff_t loc_data, cx_compare_func cmp_func);
601 const void *begin_left,
602 const void *begin_right,
603 ptrdiff_t loc_advance,
604 ptrdiff_t loc_data,
605 cx_compare_func cmp_func
606 );
607 473
608 /** 474 /**
609 * Reverses the order of the nodes in a linked list. 475 * Reverses the order of the nodes in a linked list.
610 * 476 *
611 * @param begin a pointer to the beginning node pointer (required) 477 * @param begin a pointer to the beginning node pointer (required)
612 * @param end a pointer to the end node pointer (optional) 478 * @param end a pointer to the end node pointer (optional)
613 * @param loc_prev the location of a @c prev pointer within your node struct (negative if your struct does not have one) 479 * @param loc_prev the location of a @c prev pointer within your node struct (negative if your struct does not have one)
614 * @param loc_next the location of a @c next pointer within your node struct (required) 480 * @param loc_next the location of a @c next pointer within your node struct (required)
615 */ 481 */
616 cx_attr_nonnull_arg(1) 482 cx_attr_nonnull_arg(1)
617 cx_attr_export 483 CX_EXPORT void cx_linked_list_reverse(void **begin, void **end, ptrdiff_t loc_prev, ptrdiff_t loc_next);
618 void cx_linked_list_reverse(
619 void **begin,
620 void **end,
621 ptrdiff_t loc_prev,
622 ptrdiff_t loc_next
623 );
624 484
625 #ifdef __cplusplus 485 #ifdef __cplusplus
626 } // extern "C" 486 } // extern "C"
627 #endif 487 #endif
628 488

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