diff options
Diffstat (limited to 'drivers/isdn/hardware/eicon/capidtmf.h')
| -rw-r--r-- | drivers/isdn/hardware/eicon/capidtmf.h | 78 |
1 files changed, 39 insertions, 39 deletions
diff --git a/drivers/isdn/hardware/eicon/capidtmf.h b/drivers/isdn/hardware/eicon/capidtmf.h index 242048f..0a9cf59 100644 --- a/drivers/isdn/hardware/eicon/capidtmf.h +++ b/drivers/isdn/hardware/eicon/capidtmf.h @@ -1,29 +1,29 @@ /* * - Copyright (c) Eicon Networks, 2002. + Copyright (c) Eicon Networks, 2002. * - This source file is supplied for the use with - Eicon Networks range of DIVA Server Adapters. + This source file is supplied for the use with + Eicon Networks range of DIVA Server Adapters. * - Eicon File Revision : 2.1 + Eicon File Revision : 2.1 * - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. * - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY OF ANY KIND WHATSOEVER INCLUDING ANY - implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - See the GNU General Public License for more details. + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY OF ANY KIND WHATSOEVER INCLUDING ANY + implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + See the GNU General Public License for more details. * - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * */ -#ifndef CAPIDTMF_H_ +#ifndef CAPIDTMF_H_ #define CAPIDTMF_H_ /*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/ @@ -48,32 +48,32 @@ #define CAPIDTMF_RECV_STATE_DTMF_ACTIVE 0x01 typedef struct tag_capidtmf_recv_state { - byte digit_buffer[CAPIDTMF_RECV_DIGIT_BUFFER_SIZE]; - word digit_write_pos; - word digit_read_pos; - word indication_state; - word indication_state_ack; - long goertzel_buffer[2][CAPIDTMF_RECV_TOTAL_FREQUENCY_COUNT]; - word min_gap_duration; - word min_digit_duration; - word cycle_counter; - word current_digit_on_time; - word current_digit_off_time; - byte current_digit_value; - byte state; + byte digit_buffer[CAPIDTMF_RECV_DIGIT_BUFFER_SIZE]; + word digit_write_pos; + word digit_read_pos; + word indication_state; + word indication_state_ack; + long goertzel_buffer[2][CAPIDTMF_RECV_TOTAL_FREQUENCY_COUNT]; + word min_gap_duration; + word min_digit_duration; + word cycle_counter; + word current_digit_on_time; + word current_digit_off_time; + byte current_digit_value; + byte state; } t_capidtmf_recv_state; typedef struct tag_capidtmf_state { - byte ulaw; - t_capidtmf_recv_state recv; + byte ulaw; + t_capidtmf_recv_state recv; } t_capidtmf_state; -word capidtmf_recv_indication (t_capidtmf_state *p_state, byte *buffer); -void capidtmf_recv_block (t_capidtmf_state *p_state, byte *buffer, word length); -void capidtmf_init (t_capidtmf_state *p_state, byte ulaw); -void capidtmf_recv_enable (t_capidtmf_state *p_state, word min_digit_duration, word min_gap_duration); -void capidtmf_recv_disable (t_capidtmf_state *p_state); -#define capidtmf_indication(p_state,buffer) (((p_state)->recv.indication_state != (p_state)->recv.indication_state_ack) ? capidtmf_recv_indication (p_state, buffer) : 0) -#define capidtmf_recv_process_block(p_state,buffer,length) { if ((p_state)->recv.state != CAPIDTMF_RECV_STATE_IDLE) capidtmf_recv_block (p_state, buffer, length); } +word capidtmf_recv_indication(t_capidtmf_state *p_state, byte *buffer); +void capidtmf_recv_block(t_capidtmf_state *p_state, byte *buffer, word length); +void capidtmf_init(t_capidtmf_state *p_state, byte ulaw); +void capidtmf_recv_enable(t_capidtmf_state *p_state, word min_digit_duration, word min_gap_duration); +void capidtmf_recv_disable(t_capidtmf_state *p_state); +#define capidtmf_indication(p_state, buffer) (((p_state)->recv.indication_state != (p_state)->recv.indication_state_ack) ? capidtmf_recv_indication(p_state, buffer) : 0) +#define capidtmf_recv_process_block(p_state, buffer, length) { if ((p_state)->recv.state != CAPIDTMF_RECV_STATE_IDLE) capidtmf_recv_block(p_state, buffer, length); } /*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/ -#endif +#endif |
