[1944] | 1 | //roardmx.h: |
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| 2 | |
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| 3 | /* |
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| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2009 |
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| 5 | * |
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| 6 | * This file is part of libroar a part of RoarAudio, |
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| 7 | * a cross-platform sound system for both, home and professional use. |
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| 8 | * See README for details. |
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| 9 | * |
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| 10 | * This file is free software; you can redistribute it and/or modify |
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| 11 | * it under the terms of the GNU General Public License version 3 |
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| 12 | * as published by the Free Software Foundation. |
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| 13 | * |
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| 14 | * libroar is distributed in the hope that it will be useful, |
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 17 | * GNU General Public License for more details. |
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| 18 | * |
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| 19 | * You should have received a copy of the GNU General Public License |
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| 20 | * along with this software; see the file COPYING. If not, write to |
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| 21 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 22 | * |
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| 23 | * NOTE for everyone want's to change something and send patches: |
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| 24 | * read README and HACKING! There a addition information on |
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| 25 | * the license of this document you need to read before you send |
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| 26 | * any patches. |
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| 27 | * |
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| 28 | * NOTE for uses of non-GPL (LGPL,...) software using libesd, libartsc |
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| 29 | * or libpulse*: |
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| 30 | * The libs libroaresd, libroararts and libroarpulse link this lib |
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| 31 | * and are therefore GPL. Because of this it may be illigal to use |
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| 32 | * them with any software that uses libesd, libartsc or libpulse*. |
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| 33 | */ |
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| 34 | |
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| 35 | #ifndef _LIBROARLIGHT_ROARDMX_H_ |
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| 36 | #define _LIBROARLIGHT_ROARDMX_H_ |
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| 37 | |
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| 38 | #include "libroarlight.h" |
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| 39 | |
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[1945] | 40 | #define ROAR_ROARDMX_VERSION 0x00 |
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| 41 | |
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| 42 | #define ROAR_ROARDMX_MASK_FLAGS 0xF0 |
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| 43 | #define ROAR_ROARDMX_MASK_TYPE 0x0F |
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| 44 | |
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[1948] | 45 | #define ROAR_ROARDMX_DATA_LENGTH ((1<<(sizeof(char)*8))-1) /* 255 */ |
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| 46 | |
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[1945] | 47 | // we have a offset of one nibble, see ROAR_ROARDMX_MASK_FLAGS |
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| 48 | #define ROAR_ROARDMX_FLAG_PACKED 0x10 |
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| 49 | |
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| 50 | #define ROAR_ROARDMX_TYPE_SSET 0x00 /* simple set */ |
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| 51 | #define ROAR_ROARDMX_TYPE_IPO1 0x01 /* linear interploation */ |
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| 52 | #define ROAR_ROARDMX_TYPE_IPOLIN ROAR_ROARDMX_TYPE_IPO1 |
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| 53 | #define ROAR_ROARDMX_TYPE_IPO4 0x02 /* poly5 interpolation (a*t^4 + b*t^3 + c*t^2 + d*t + e) */ |
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| 54 | #define ROAR_ROARDMX_TYPE_INC8S 0x03 /* signed 8 bit increment */ |
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| 55 | |
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[1946] | 56 | struct roar_roardmx_message { |
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| 57 | unsigned char version; |
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| 58 | unsigned char flags; |
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| 59 | unsigned char type; |
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| 60 | size_t length; |
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[1948] | 61 | unsigned char data[3 /* header */ + ROAR_ROARDMX_DATA_LENGTH /* data */]; |
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[1946] | 62 | }; |
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| 63 | |
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| 64 | // generic things: |
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| 65 | int roar_roardmx_message_new (struct roar_roardmx_message * mes); |
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| 66 | |
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| 67 | // low level: |
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| 68 | //int roar_roardmx_message_set_flag(struct roar_roardmx_message * mes, unsigned char flag); |
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| 69 | //int roar_roardmx_message_set_len (struct roar_roardmx_message * mes, size_t type); |
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| 70 | //int roar_roardmx_message_get_data(struct roar_roardmx_message * mes, unsigned char ** data); |
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| 71 | |
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| 72 | // mdium level: |
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| 73 | int roar_roardmx_message_set_type(struct roar_roardmx_message * mes, unsigned char type); |
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| 74 | int roar_roardmx_message_get_flag(struct roar_roardmx_message * mes, unsigned char * flag); |
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[1948] | 75 | int roar_roardmx_message_get_type(struct roar_roardmx_message * mes, unsigned char * length); |
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[1946] | 76 | int roar_roardmx_message_get_len (struct roar_roardmx_message * mes, size_t * type); |
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| 77 | |
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| 78 | |
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| 79 | // IO: |
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| 80 | int roar_roardmx_message_send(struct roar_roardmx_message * mes, struct roar_vio_calls * vio); |
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| 81 | int roar_roardmx_message_recv(struct roar_roardmx_message * mes, struct roar_vio_calls * vio); |
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| 82 | |
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| 83 | // Data/high level: |
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| 84 | // * SSET: |
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| 85 | int roar_roardmx_message_new_sset (struct roar_roardmx_message * mes); |
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[1958] | 86 | int roar_roardmx_message_add_chanval(struct roar_roardmx_message * mes, uint16_t channel, unsigned char val); |
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| 87 | int roar_roardmx_message_get_chanval(struct roar_roardmx_message * mes, uint16_t * channel, unsigned char * val, int index); |
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| 88 | int roar_roardmx_message_numchannels(struct roar_roardmx_message * mes); |
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[1946] | 89 | |
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| 90 | |
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[1944] | 91 | #endif |
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| 92 | |
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| 93 | //ll |
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