68 lines
1.8 KiB
C
68 lines
1.8 KiB
C
#include <lladd/transactional.h>
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#include <stdlib.h>
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#include <stdio.h>
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typedef struct {
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byte * keyArray;
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byte * valueArray;
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unsigned int element;
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unsigned int keySize;
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unsigned int valueSize;
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unsigned int elementCount;
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} array_iterator_t;
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lladdIterator_t * arrayIterator(byte * keyArray, unsigned int keySize,
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byte * valueArray, unsigned int valueSize,
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unsigned int elementCount) {
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lladdIterator_t * ret = malloc(sizeof(lladdIterator_t));
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ret->type = ARRAY_ITERATOR;
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array_iterator_t * it = ret->impl = malloc(sizeof(array_iterator_t));
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it->keyArray = keyArray;
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it->valueArray = valueArray;
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it->element = -1;
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it->valueSize = valueSize;
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it->keySize = keySize;
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it->elementCount = elementCount;
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return ret;
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}
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void arrayIterator_close(int xid, void * impl) {
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free(impl);
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}
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int arrayIterator_next (int xid, void * impl) {
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array_iterator_t * it = (array_iterator_t *) impl;
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it->element++;
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return it->element < it->elementCount;
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}
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int arrayIterator_key (int xid, void * impl, byte ** key) {
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array_iterator_t * it = (array_iterator_t *) impl;
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// unsigned int offset = it->element * (it->valueSize + it->keySize);
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*key = &(it->keyArray[it->element * it->keySize]);
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// printf("elt = %d, s = %d, k = %x\n", it->element, it->keySize, *key);
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return it->keySize;
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}
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int arrayIterator_value(int xid, void * impl, byte ** value) {
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array_iterator_t * it = (array_iterator_t *) impl;
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// unsigned int offset = it->element * (it->valueSize + it->keySize);
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*value = &(it->valueArray[it->element * it->valueSize]);
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// printf("elt = %d, s = %d, v = %x\n", it->element, it->valueSize, *value);
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return it->valueSize;
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}
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typedef struct {
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byte * array;
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int element;
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int elementSize;
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int elementCount;
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} pointer_array_iterator_t;
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/*lladdIterator_t * ptrArray_iterator(byte * array, int elementCount) {
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}*/
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