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79 lines
2.1 KiB
79 lines
2.1 KiB
//========================================================================
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//
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// GHash.h
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//
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// Copyright 2001-2003 Glyph & Cog, LLC
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//
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//========================================================================
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#ifndef GHASH_H
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#define GHASH_H
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#include <aconf.h>
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#ifdef USE_GCC_PRAGMAS
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#pragma interface
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#endif
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#include "gtypes.h"
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class GString;
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struct GHashBucket;
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struct GHashIter;
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//------------------------------------------------------------------------
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class GHash {
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public:
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GHash(GBool deleteKeysA = gFalse);
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~GHash();
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void add(GString *key, void *val);
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void add(GString *key, int val);
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void replace(GString *key, void *val);
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void replace(GString *key, int val);
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void *lookup(GString *key);
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int lookupInt(GString *key);
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void *lookup(char *key);
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int lookupInt(char *key);
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void *remove(GString *key);
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int removeInt(GString *key);
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void *remove(char *key);
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int removeInt(char *key);
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int getLength() { return len; }
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void startIter(GHashIter **iter);
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GBool getNext(GHashIter **iter, GString **key, void **val);
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GBool getNext(GHashIter **iter, GString **key, int *val);
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void killIter(GHashIter **iter);
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private:
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void expand();
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GHashBucket *find(GString *key, int *h);
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GHashBucket *find(char *key, int *h);
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int hash(GString *key);
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int hash(char *key);
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GBool deleteKeys; // set if key strings should be deleted
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int size; // number of buckets
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int len; // number of entries
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GHashBucket **tab;
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};
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#define deleteGHash(hash, T) \
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do { \
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GHash *_hash = (hash); \
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{ \
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GHashIter *_iter; \
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GString *_key; \
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void *_p; \
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_hash->startIter(&_iter); \
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while (_hash->getNext(&_iter, &_key, &_p)) { \
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delete (T*)_p; \
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} \
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delete _hash; \
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} \
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} while(0)
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#endif
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