22 lines
644 B
C
22 lines
644 B
C
#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include "os.h"
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#include "tudf.h"
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void udf1(int8_t step, char *state, int32_t stateSize, SUdfDataBlock input,
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char **newState, int32_t *newStateSize, SUdfDataBlock *output) {
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fprintf(stdout, "%s, step:%d\n", "udf function called", step);
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char *newStateBuf = taosMemoryMalloc(stateSize);
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memcpy(newStateBuf, state, stateSize);
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*newState = newStateBuf;
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*newStateSize = stateSize;
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char *outputBuf = taosMemoryMalloc(input.size);
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memcpy(outputBuf, input.data, input.size);
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output->data = outputBuf;
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output->size = input.size;
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return;
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}
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