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