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- /**************************************************************************************
- * Copyright (c) 2016-2017, ARM Limited or its affiliates. All rights reserved *
- * *
- * This file and the related binary are licensed under the following license: *
- * *
- * ARM Object Code and Header Files License, v1.0 Redistribution. *
- * *
- * Redistribution and use of object code, header files, and documentation, without *
- * modification, are permitted provided that the following conditions are met: *
- * *
- * 1) Redistributions must reproduce the above copyright notice and the *
- * following disclaimer in the documentation and/or other materials *
- * provided with the distribution. *
- * *
- * 2) Unless to the extent explicitly permitted by law, no reverse *
- * engineering, decompilation, or disassembly of is permitted. *
- * *
- * 3) Redistribution and use is permitted solely for the purpose of *
- * developing or executing applications that are targeted for use *
- * on an ARM-based product. *
- * *
- * DISCLAIMER. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND *
- * CONTRIBUTORS "AS IS." ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT *
- * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, NON-INFRINGEMENT, *
- * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE *
- * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, *
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED *
- * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR *
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF *
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING *
- * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS *
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
- **************************************************************************************/
- #ifndef _SSI_PAL_LIST_H
- #define _SSI_PAL_LIST_H
- typedef struct SaSi_PalListItem {
- struct SaSi_PalListItem *prev;
- struct SaSi_PalListItem *next;
- } SaSi_PalListItem_s;
- /*!
- * Initializes a list. Prev/Next points to the same head object.
- *
- * \param head The head of the list.
- */
- static inline void SaSi_PalListInit(SaSi_PalListItem_s *head)
- {
- head->prev = head;
- head->next = head;
- }
- /*!
- * Add a new list item after head of list.
- *
- * \param new New entry to be added
- * \param head List head to add it after
- */
- static inline void SaSi_PalListAdd(SaSi_PalListItem_s *new, SaSi_PalListItem_s *head)
- {
- SaSi_PalListItem_s *next = head->next;
- next->prev = new;
- new->next = next;
- new->prev = head;
- head->next = new;
- }
- /*!
- * Add a new list item after head of list.
- *
- * \param new New entry to be added
- * \param head List head to add it after
- */
- static inline void SaSi_PalListAddTail(SaSi_PalListItem_s *new, SaSi_PalListItem_s *head)
- {
- SaSi_PalListItem_s *prev = head->prev;
- prev->next = new;
- new->next = head;
- new->prev = prev;
- head->prev = new;
- }
- /*!
- * Deletes entry from list.
- *
- * \param item The item to delete from the list.
- */
- static inline void SaSi_PalListDel(SaSi_PalListItem_s *item)
- {
- SaSi_PalListItem_s *prev = item->prev;
- SaSi_PalListItem_s *next = item->next;
- prev->next = next;
- next->prev = prev;
- item->next = item;
- item->prev = item;
- }
- /*!
- * Checks whether a list is empty.
- *
- * \param head The list's head
- *
- * \return int True if empty list, False otherwise.
- */
- static inline int SaSi_PalIsListEmpty(const SaSi_PalListItem_s *head)
- {
- return (head->next == head);
- }
- #endif
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