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[/] [test_project/] [trunk/] [linux_sd_driver/] [drivers/] [isdn/] [hardware/] [eicon/] [dqueue.h] - Blame information for rev 62

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1 62 marcus.erl
/* $Id: dqueue.h,v 1.1.2.2 2001/02/08 12:25:43 armin Exp $ */
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#ifndef _DIVA_USER_MODE_IDI_DATA_QUEUE_H__
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#define _DIVA_USER_MODE_IDI_DATA_QUEUE_H__
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#define DIVA_UM_IDI_MAX_MSGS 64
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typedef struct _diva_um_idi_data_queue {
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        int segments;
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        int max_length;
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        int read;
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        int write;
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        int count;
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        int segment_pending;
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        void *data[DIVA_UM_IDI_MAX_MSGS];
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        int length[DIVA_UM_IDI_MAX_MSGS];
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} diva_um_idi_data_queue_t;
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int diva_data_q_init(diva_um_idi_data_queue_t * q,
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                     int max_length, int max_segments);
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int diva_data_q_finit(diva_um_idi_data_queue_t * q);
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int diva_data_q_get_max_length(const diva_um_idi_data_queue_t * q);
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void *diva_data_q_get_segment4write(diva_um_idi_data_queue_t * q);
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void diva_data_q_ack_segment4write(diva_um_idi_data_queue_t * q,
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                                   int length);
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const void *diva_data_q_get_segment4read(const diva_um_idi_data_queue_t *
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                                         q);
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int diva_data_q_get_segment_length(const diva_um_idi_data_queue_t * q);
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void diva_data_q_ack_segment4read(diva_um_idi_data_queue_t * q);
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#endif

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