60 lines
2.6 KiB
C
60 lines
2.6 KiB
C
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/**
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* @file CHash_decl.h
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* @author Ambroz Bizjak <ambrop7@gmail.com>
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*
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* @section LICENSE
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the author nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "CHash_header.h"
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typedef struct {
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CHashLink *buckets;
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size_t num_buckets;
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} CHash;
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typedef struct {
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CHashEntry *ptr;
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CHashLink link;
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} CHashRef;
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static CHashLink CHashNullLink (void);
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static CHashRef CHashNullRef (void);
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static int CHashIsNullLink (CHashLink link);
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static int CHashIsNullRef (CHashRef ref);
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static CHashRef CHashDerefMayNull (CHashArg arg, CHashLink link);
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static CHashRef CHashDerefNonNull (CHashArg arg, CHashLink link);
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static int CHash_Init (CHash *o, size_t num_buckets);
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static void CHash_Free (CHash *o);
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static int CHash_Insert (CHash *o, CHashArg arg, CHashRef entry, CHashRef *out_existing);
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static void CHash_InsertMulti (CHash *o, CHashArg arg, CHashRef entry);
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static void CHash_Remove (CHash *o, CHashArg arg, CHashRef entry);
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static CHashRef CHash_Lookup (const CHash *o, CHashArg arg, CHashKey key);
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static CHashRef CHash_GetNextEqual (const CHash *o, CHashArg arg, CHashRef entry);
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static int CHash_MultiplyBuckets (CHash *o, CHashArg arg, int exp);
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static void CHash_Verify (const CHash *o, CHashArg arg);
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#include "CHash_footer.h"
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