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98 lines
4.1 KiB
98 lines
4.1 KiB
/* |
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* Copyright 2013-2014 Andrew Smith - BlackArrow Ltd |
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* |
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* This program is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License as published by the Free |
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* Software Foundation; either version 3 of the License, or (at your option) |
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* any later version. See COPYING for more details. |
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*/ |
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#ifndef KLIST_H |
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#define KLIST_H |
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#include "libckpool.h" |
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#define quithere(status, fmt, ...) \ |
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quitfrom(status, __FILE__, __func__, __LINE__, fmt, ##__VA_ARGS__) |
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#define KLIST_FFL " - from %s %s() line %d" |
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#define KLIST_FFL_HERE __FILE__, __func__, __LINE__ |
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#define KLIST_FFL_PASS file, func, line |
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#define KLIST_FFL_ARGS __maybe_unused const char *file, \ |
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__maybe_unused const char *func, \ |
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__maybe_unused const int line |
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typedef struct k_item { |
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const char *name; |
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struct k_item *prev; |
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struct k_item *next; |
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void *data; |
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} K_ITEM; |
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typedef struct k_list { |
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const char *name; |
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bool is_store; |
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cklock_t *lock; |
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struct k_item *head; |
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struct k_item *tail; |
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size_t siz; // item data size |
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int total; // total allocated |
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int count; // in this list |
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int count_up; // incremented every time one is added |
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int allocate; // number to intially allocate and each time we run out |
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int limit; // total limit - 0 means unlimited |
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bool do_tail; // track the tail? |
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int item_mem_count; // how many item memory buffers have been allocated |
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void **item_memory; // allocated item memory buffers |
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int data_mem_count; // how many item data memory buffers have been allocated |
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void **data_memory; // allocated item data memory buffers |
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void (*dsp_func)(K_ITEM *, FILE *); // optional data display to a file |
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} K_LIST; |
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/* |
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* K_STORE is for a list of items taken from a K_LIST |
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* The restriction is, a K_STORE must not allocate new items, |
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* only the K_LIST should do that |
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* i.e. all K_STORE items came from a K_LIST |
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*/ |
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#define K_STORE K_LIST |
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/* |
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* N.B. all locking is done in the code using the K_*LOCK macros |
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*/ |
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#define K_WLOCK(_list) ck_wlock(_list->lock) |
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#define K_WUNLOCK(_list) ck_wunlock(_list->lock) |
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#define K_RLOCK(_list) ck_rlock(_list->lock) |
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#define K_RUNLOCK(_list) ck_runlock(_list->lock) |
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#define K_ILOCK(_list) ck_ilock(_list->lock) |
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#define K_IUNLOCK(_list) ck_uilock(_list->lock) |
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// Upgrade I to W |
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#define K_ULOCK(_list) ck_ulock(_list->lock) |
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extern K_STORE *k_new_store(K_LIST *list); |
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extern K_LIST *_k_new_list(const char *name, size_t siz, int allocate, int limit, bool do_tail, KLIST_FFL_ARGS); |
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#define k_new_list(_name, _siz, _allocate, _limit, _do_tail) _k_new_list(_name, _siz, _allocate, _limit, _do_tail, KLIST_FFL_HERE) |
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extern K_ITEM *_k_unlink_head(K_LIST *list, KLIST_FFL_ARGS); |
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#define k_unlink_head(_list) _k_unlink_head(_list, KLIST_FFL_HERE) |
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extern K_ITEM *_k_unlink_head_zero(K_LIST *list, KLIST_FFL_ARGS); |
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#define k_unlink_head_zero(_list) _k_unlink_head_zero(_list, KLIST_FFL_HERE) |
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extern K_ITEM *_k_unlink_tail(K_LIST *list, KLIST_FFL_ARGS); |
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#define k_unlink_tail(_list) _k_unlink_tail(_list, KLIST_FFL_HERE) |
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extern void _k_add_head(K_LIST *list, K_ITEM *item, KLIST_FFL_ARGS); |
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#define k_add_head(_list, _item) _k_add_head(_list, _item, KLIST_FFL_HERE) |
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// extern void k_free_head(K_LIST *list, K_ITEM *item, KLIST_FFL_ARGS); |
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#define k_free_head(__list, __item) _k_add_head(__list, __item, KLIST_FFL_HERE) |
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extern void _k_add_tail(K_LIST *list, K_ITEM *item, KLIST_FFL_ARGS); |
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#define k_add_tail(_list, _item) _k_add_tail(_list, _item, KLIST_FFL_HERE) |
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extern void _k_unlink_item(K_LIST *list, K_ITEM *item, KLIST_FFL_ARGS); |
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#define k_unlink_item(_list, _item) _k_unlink_item(_list, _item, KLIST_FFL_HERE) |
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void _k_list_transfer_to_head(K_LIST *from, K_LIST *to, KLIST_FFL_ARGS); |
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#define k_list_transfer_to_head(_from, _to) _k_list_transfer_to_head(_from, _to, KLIST_FFL_HERE) |
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void _k_list_transfer_to_tail(K_LIST *from, K_LIST *to, KLIST_FFL_ARGS); |
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#define k_list_transfer_to_tail(_from, _to) _k_list_transfer_to_tail(_from, _to, KLIST_FFL_HERE) |
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extern K_LIST *_k_free_list(K_LIST *list, KLIST_FFL_ARGS); |
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#define k_free_list(_list) _k_free_list(_list, KLIST_FFL_HERE) |
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extern K_STORE *_k_free_store(K_STORE *store, KLIST_FFL_ARGS); |
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#define k_free_store(_store) _k_free_store(_store, KLIST_FFL_HERE) |
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#endif
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