31 lines
612 B
C
31 lines
612 B
C
#include <stdint.h>
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#include <stdio.h>
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#define NET_PACKET_RINGBUF_SIZE (256)
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#define NET_PACKET_RINGBUF_SIZE_MASK (NET_PACKET_RINGBUF_SIZE - 1)
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#define FILTER_SIZE (16)
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uint16_t i, j, rb_index, sample_index;
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uint16_t ringbuf[NET_PACKET_RINGBUF_SIZE];
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int main(void){
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i = 0;
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j = 512;
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while(i < NET_PACKET_RINGBUF_SIZE){
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ringbuf[i] = i;
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i++;
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}
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while(j){
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i = 0;
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while(i < FILTER_SIZE){
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rb_index = (sample_index - i) & NET_PACKET_RINGBUF_SIZE_MASK;
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printf("sample\t%ld\trb_idx\t%d\trb_val\t%d\n", sample_index, rb_index, ringbuf[rb_index]);
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i++;
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}
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sample_index++;
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j--;
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}
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}
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