55 lines
2.1 KiB
C
55 lines
2.1 KiB
C
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/*
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*
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Copyright (c) Dialogic, 2009.
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*
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This source file is supplied for the use with
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Dialogic range of DIVA Server Adapters.
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*
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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*
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY OF ANY KIND WHATSOEVER INCLUDING ANY
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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*
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#ifndef __DIVA_LINK_H__
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#define __DIVA_LINK_H__
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struct _diva_entity_link;
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typedef struct _diva_entity_link {
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struct _diva_entity_link* prev;
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struct _diva_entity_link* next;
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} diva_entity_link_t;
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typedef struct _diva_entity_queue {
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diva_entity_link_t* head;
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diva_entity_link_t* tail;
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} diva_entity_queue_t;
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typedef int (*diva_q_cmp_fn_t)(const void* what,
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const diva_entity_link_t*);
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void diva_q_remove (diva_entity_queue_t* q, diva_entity_link_t* what);
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void diva_q_add_tail (diva_entity_queue_t* q, diva_entity_link_t* what);
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void diva_q_insert_after (diva_entity_queue_t* q, diva_entity_link_t* prev, diva_entity_link_t* what);
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void diva_q_insert_before (diva_entity_queue_t* q, diva_entity_link_t* next, diva_entity_link_t* what);
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diva_entity_link_t* diva_q_find (const diva_entity_queue_t* q,
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const void* what, diva_q_cmp_fn_t cmp_fn);
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diva_entity_link_t* diva_q_get_head (const diva_entity_queue_t* q);
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diva_entity_link_t* diva_q_get_tail (const diva_entity_queue_t* q);
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diva_entity_link_t* diva_q_get_next (const diva_entity_link_t* what);
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diva_entity_link_t* diva_q_get_prev (const diva_entity_link_t* what);
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int diva_q_get_nr_of_entries (const diva_entity_queue_t* q);
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void diva_q_init (diva_entity_queue_t* q);
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#endif
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