31 lines
1022 B
PHP
31 lines
1022 B
PHP
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//-*- mode:c -*-
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#include "htable.h"
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#define HTPROT(HTNAME) \
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void *HTNAME##_get(htable_t *h, void *key); \
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void HTNAME##_put(htable_t *h, void *key, void *val); \
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void HTNAME##_adjoin(htable_t *h, void *key, void *val); \
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int HTNAME##_has(htable_t *h, void *key); \
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void HTNAME##_remove(htable_t *h, void *key); \
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void **HTNAME##_bp(htable_t *h, void *key);
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// return value, or PH_NOTFOUND if key not found
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// add key/value binding
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// add binding iff key is unbound
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// does key exist?
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// logically remove key
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// get a pointer to the location of the value for the given key.
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// creates the location if it doesn't exist. only returns NULL
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// if memory allocation fails.
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// this should be used for updates, for example:
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// void **bp = ptrhash_bp(h, key);
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// *bp = f(*bp);
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// do not reuse bp if there might be intervening calls to ptrhash_put,
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// ptrhash_bp, ptrhash_reset, or ptrhash_free.
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