85 lines
4.1 KiB
C
85 lines
4.1 KiB
C
/*
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*
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Copyright (c) Dialogic (R) 2009 - 2010
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*
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This source file is supplied for the use with
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Eicon Networks range of DIVA Server Adapters.
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*
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Dialogic (R) File Revision : 1.9
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*
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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*
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY OF ANY KIND WHATSOEVER INCLUDING ANY
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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*
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#ifndef __DIVA_STREAMING_MANAGER_H__
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#define __DIVA_STREAMING_MANAGER_H__
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struct _diva_streaming_vector;
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struct _diva_segment_alloc;
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typedef struct _diva_stream {
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diva_streaming_idi_result_t (*release)(struct _diva_stream* ifc); /**< destroy stream */
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diva_streaming_idi_result_t (*release_stream)(struct _diva_stream* ifc); /**< destroy stream */
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diva_streaming_idi_result_t (*write)(struct _diva_stream* ifc, dword message, const void* data, dword length); /**< write data to stream */
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diva_streaming_idi_result_t (*wakeup)(struct _diva_stream* ifc);
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const byte* (*description)(struct _diva_stream* ifc, const byte* addie, byte addielength);
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diva_streaming_idi_result_t (*sync)(struct _diva_stream* ifc, dword ident);
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diva_streaming_idi_result_t (*flush_stream)(struct _diva_stream* ifc);
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dword (*get_tx_free)(const struct _diva_stream* ifc);
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dword (*get_tx_in_use)(const struct _diva_stream* ifc);
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void (*notify_os_resource_removed)(struct _diva_stream* ifc);
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} diva_stream_t;
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/*
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Message field length one byte
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*/
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#define DIVA_STREAM_MESSAGE_TX_DATA 0x00000000 /** Tx data */
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#define DIVA_STREAM_MESSAGE_TX_DATA_ACK 0x00000001 /** Tx data with ack */
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#define DIVA_STREAM_MESSAGE_TX_IDI_REQUEST 0x00000002 /** Tx IDI request, request is passed in bits 8...15 */
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#define DIVA_STREAM_MESSAGE_RX_DATA 0x00000000 /** Received data */
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#define DIVA_STREAM_MESSAGE_RX_TX_FREE 0x00000001 /** Tx space available */
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#define DIVA_STREAM_MESSAGE_RX_TX_ACK 0x00000002 /** Received Tx Ack message */
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#define DIVA_STREAM_MESSAGE_INIT 0x00000003 /** Stream init complete */
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#define DIVA_STREAM_MESSAGE_SYNC_ACK 0x00000004 /** Received stream sync ack */
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#define DIVA_STREAM_MESSAGE_RELEASE_ACK 0x00000005 /** Received stream release acknowledge */
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#define DIVA_STREAM_MESSAGE_INIT_ERROR 0x00000007 /** Stream init error */
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#define DIVA_STREAM_MESSAGE_RELEASED 0x00000008 /** Not message, used internally */
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#define DIVA_STREAMING_MANAGER_HOST_USER_MODE_STREAM 0x40000000U
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#define DIVA_STREAMING_MANAGER_TX_COUNTER_IN_TX_PAGE 0x20000000U /* Tx counter is located at end of TX page */
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diva_streaming_idi_result_t diva_stream_create_with_user_segment_alloc (struct _diva_stream** ifc,
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void* os_context,
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dword length,
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diva_streaming_idi_rx_notify_user_proc_t rx,
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void* rx_context,
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const char* trace_ident,
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struct _diva_segment_alloc* user_segment_alloc);
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diva_streaming_idi_result_t diva_stream_create (struct _diva_stream** ifc,
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void* os_context,
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dword length,
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diva_streaming_idi_rx_notify_user_proc_t rx,
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void* rx_context,
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const char* trace_ident);
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dword diva_streaming_read_vector_data (const diva_streaming_vector_t* v, int nr_v, dword *vector_offset, dword *vector_position, byte* dst, dword length);
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dword diva_streaming_get_indication_data (dword handle, dword message, dword length, const diva_streaming_vector_t* v, int nr_v, byte* pInd, diva_streaming_vector_t* vind, int *pvind_nr);
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#endif
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