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2
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1 /* cirbuf.h
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2 *
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3 * Copyright (C) DFS Deutsche Flugsicherung (2004, 2005).
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4 * All Rights Reserved.
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5 *
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6 * Circular Buffers
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7 *
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8 * Version 0.2
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9 */
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10 #ifndef _CIRBUF_H
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11
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12 // must be multiple of FRAGSIZE and FRAMESIZE
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13 #define CIRBUFSIZE (WIDEB*2*80*8*2)
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14
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15 /* circular buffer for FRAGSIZE to FRAMESIZE conversion with
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16 * overrun/underrun */
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17 class CIRBUF {
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18 char buf[CIRBUFSIZE]; // must be multiple of FRAGSIZE and FRAMESIZE
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19 int in;
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20 int out;
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21 int len;
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22
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23 public:
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24 CIRBUF();
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3
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25 void init();
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26 int push(char *from, int size);
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27 int pop(char *to, int size);
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2
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28 int getlen() {
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29 return len;
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30 }
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31 };
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32
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33 #define _CIRBUF_H
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34 #endif
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