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| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
| commit | 57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch) | |
| tree | 5e910f0e82173f4ef4f51111366a3f1299037a7b /drivers/isdn/hardware/eicon/dqueue.h | |
Initial import
Diffstat (limited to 'drivers/isdn/hardware/eicon/dqueue.h')
| -rw-r--r-- | drivers/isdn/hardware/eicon/dqueue.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/isdn/hardware/eicon/dqueue.h b/drivers/isdn/hardware/eicon/dqueue.h new file mode 100644 index 000000000..6992c4545 --- /dev/null +++ b/drivers/isdn/hardware/eicon/dqueue.h @@ -0,0 +1,31 @@ +/* $Id: dqueue.h,v 1.1.2.2 2001/02/08 12:25:43 armin Exp $ */ + +#ifndef _DIVA_USER_MODE_IDI_DATA_QUEUE_H__ +#define _DIVA_USER_MODE_IDI_DATA_QUEUE_H__ + +#define DIVA_UM_IDI_MAX_MSGS 64 + +typedef struct _diva_um_idi_data_queue { + int segments; + int max_length; + int read; + int write; + int count; + int segment_pending; + void *data[DIVA_UM_IDI_MAX_MSGS]; + int length[DIVA_UM_IDI_MAX_MSGS]; +} diva_um_idi_data_queue_t; + +int diva_data_q_init(diva_um_idi_data_queue_t *q, + int max_length, int max_segments); +int diva_data_q_finit(diva_um_idi_data_queue_t *q); +int diva_data_q_get_max_length(const diva_um_idi_data_queue_t *q); +void *diva_data_q_get_segment4write(diva_um_idi_data_queue_t *q); +void diva_data_q_ack_segment4write(diva_um_idi_data_queue_t *q, + int length); +const void *diva_data_q_get_segment4read(const diva_um_idi_data_queue_t * + q); +int diva_data_q_get_segment_length(const diva_um_idi_data_queue_t *q); +void diva_data_q_ack_segment4read(diva_um_idi_data_queue_t *q); + +#endif |