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38 lines
1.1 KiB
C
38 lines
1.1 KiB
C
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#ifndef __mISDNdsp_H__
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#define __mISDNdsp_H__
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struct mISDN_dsp_element_arg {
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char *name;
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char *def;
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char *desc;
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};
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struct mISDN_dsp_element {
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char *name;
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void *(*new)(const char *arg);
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void (*free)(void *p);
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void (*process_tx)(void *p, unsigned char *data, int len);
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void (*process_rx)(void *p, unsigned char *data, int len);
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int num_args;
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struct mISDN_dsp_element_arg
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*args;
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};
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extern int mISDN_dsp_element_register(struct mISDN_dsp_element *elem);
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extern void mISDN_dsp_element_unregister(struct mISDN_dsp_element *elem);
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struct dsp_features {
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int hfc_id; /* unique id to identify the chip (or -1) */
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int hfc_dtmf; /* set if HFCmulti card supports dtmf */
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int hfc_loops; /* set if card supports tone loops */
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int hfc_echocanhw; /* set if card supports echocancelation*/
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int pcm_id; /* unique id to identify the pcm bus (or -1) */
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int pcm_slots; /* number of slots on the pcm bus */
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int pcm_banks; /* number of IO banks of pcm bus */
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int unclocked; /* data is not clocked (has jitter/loss) */
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int unordered; /* data is unordered (packets have index) */
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};
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#endif
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