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41 lines
719 B
41 lines
719 B
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struct node
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{
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unsigned char value;
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struct node *left;
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struct node *middle;
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struct node *right;
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};
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struct tst
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{
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int node_line_width;
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struct node_lines *node_lines;
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struct node *free_list;
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struct node *head[127];
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};
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struct node_lines
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{
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struct node *node_line;
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struct node_lines *next;
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};
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enum tst_constants
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{
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TST_OK, TST_ERROR, TST_NULL_KEY, TST_DUPLICATE_KEY, TST_REPLACE
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};
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struct tst *tst_init(int node_line_width);
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int tst_insert(unsigned char *key, void *data, struct tst *tst, int option, void **exist_ptr);
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void *tst_search(unsigned char *key, struct tst *tst, int *prefix_len);
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void *tst_delete(unsigned char *key, struct tst *tst);
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void tst_cleanup(struct tst *tst);
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