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annotate tern.h @ 1771:e59045f781ce mame_interp

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Fix a couple issues in manual memory map read/write functions
author Michael Pavone <pavone@retrodev.com>
date Tue, 12 Mar 2019 21:57:35 -0700
parents 63659fb92db4
children de3d20e58555
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1 /*
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2 Copyright 2013 Michael Pavone
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3 This file is part of BlastEm.
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4 BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text.
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5 */
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6 #ifndef TERN_H_
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7 #define TERN_H_
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8
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9 #include <stdint.h>
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10
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11 #define MAX_INT_KEY_SIZE (sizeof(uint32_t) + 2)
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12
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13 typedef union {
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14 void *ptrval;
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15 intptr_t intval;
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16 } tern_val;
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17
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18 typedef struct tern_node {
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19 struct tern_node *left;
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20 union {
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21 struct tern_node *next;
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22 tern_val value;
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23 } straight;
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24 struct tern_node *right;
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25 char el;
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26 uint8_t valtype;
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27 } tern_node;
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29 enum {
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30 TVAL_NONE=0,
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31 TVAL_INT,
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32 TVAL_PTR,
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33 TVAL_NODE
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34 };
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36 typedef void (*iter_fun)(char *key, tern_val val, uint8_t valtype, void *data);
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38 tern_node * tern_insert(tern_node * head, char const * key, tern_val value, uint8_t valtype);
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39 uint8_t tern_find(tern_node * head, char const * key, tern_val *ret);
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40 tern_node * tern_find_prefix(tern_node * head, char const * key);
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41 intptr_t tern_find_int(tern_node * head, char const * key, intptr_t def);
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42 tern_node * tern_insert_int(tern_node * head, char const * key, intptr_t value);
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43 void * tern_find_ptr_default(tern_node * head, char const * key, void * def);
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44 void * tern_find_ptr(tern_node * head, char const * key);
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45 tern_node *tern_find_node(tern_node *head, char const *key);
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46 uint8_t tern_delete(tern_node **head, char const *key, tern_val *out);
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47 tern_val tern_find_path_default(tern_node *head, char const *key, tern_val def, uint8_t req_valtype);
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48 tern_val tern_find_path(tern_node *head, char const *key, uint8_t valtype);
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49 uint8_t tern_delete_path(tern_node **head, char const *key, tern_val *out);
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50 tern_node * tern_insert_ptr(tern_node * head, char const * key, void * value);
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51 tern_node * tern_insert_node(tern_node *head, char const *key, tern_node *value);
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52 tern_node *tern_insert_path(tern_node *head, char const *key, tern_val val, uint8_t valtype);
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53 uint32_t tern_count(tern_node *head);
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54 void tern_foreach(tern_node *head, iter_fun fun, void *data);
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55 char * tern_int_key(uint32_t key, char * buf);
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56 void tern_free(tern_node *head);
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58 #endif //TERN_H_