22 lines
561 B
C
22 lines
561 B
C
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// max number of fifo, just a high number, never really used
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#define MAXFIFOS 200
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typedef struct _FIFOOBJ_ {
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int maxelem;
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int maxelemlen;
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int rdidx;
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int wridx;
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void *fifomem;
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int *plen; // real length of an element
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pthread_mutex_t crit_sec;
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} FIFOOBJ;
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int create_fifo(int elem_num, int elem_len);
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void destroy_fifos();
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void write_fifo(int id, uint8_t *pdata, int len);
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int read_fifo(int id, uint8_t* pdata, int maxlen);
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void fifo_clear(int id);
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int fifo_freespace(int id);
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int fifo_dataavail(int id);
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int fifo_usedspace(int id);
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