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54
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1 #include <stdio.h>
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2 #include <stdlib.h>
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3 #include "DmaBuffer.h"
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4
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5 DmaBuffer::DmaBuffer(int size)
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6 // :(buffer[0])(buf1), (buffer[1])(buf2), flag(0) {};
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7 {
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8 buffer[0] = malloc(size);
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9 buffer[1] = malloc(size);
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10 flag = 0;
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11 }
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12
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13 DmaBuffer::~DmaBuffer(void)
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14 {
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15 free(buffer[0]);
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16 free(buffer[1]);
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17 }
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18
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19 void
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20 DmaBuffer::swap_buffer(void)
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21 {
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22 flag ^= 1;
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23 }
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24
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25 void
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26 DmaBuffer::get_buffer(void *_dst)
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27 {
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28 void **dst = (void**)_dst;
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29 *dst = buffer[flag];
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30 }
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