[1140] | 1 | //vio.h: |
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[588] | 2 | |
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[690] | 3 | /* |
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[1284] | 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008, 2009 |
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[690] | 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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[588] | 35 | #ifndef _LIBROARVIO_H_ |
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| 36 | #define _LIBROARVIO_H_ |
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| 37 | |
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| 38 | #include "libroar.h" |
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| 39 | |
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[1140] | 40 | // sys io: |
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| 41 | |
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[589] | 42 | struct roar_vio_calls { |
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[593] | 43 | void * inst; |
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[881] | 44 | /* |
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[595] | 45 | ssize_t (*read) (int fd, void *buf, size_t count, void * inst); |
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| 46 | ssize_t (*write)(int fd, void *buf, size_t count, void * inst); |
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| 47 | off_t (*lseek)(int fildes, off_t offset, int whence, void * inst); |
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[881] | 48 | */ |
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[1118] | 49 | ssize_t (*read )(struct roar_vio_calls * vio, void *buf, size_t count); |
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| 50 | ssize_t (*write )(struct roar_vio_calls * vio, void *buf, size_t count); |
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| 51 | off_t (*lseek )(struct roar_vio_calls * vio, off_t offset, int whence); |
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| 52 | int (*nonblock)(struct roar_vio_calls * vio, int state); |
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| 53 | int (*sync )(struct roar_vio_calls * vio); |
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[1140] | 54 | int (*ctl )(struct roar_vio_calls * vio, int cmd, void * data); |
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[1241] | 55 | int (*close )(struct roar_vio_calls * vio); |
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[589] | 56 | }; |
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| 57 | |
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[591] | 58 | int roar_vio_init_calls (struct roar_vio_calls * calls); |
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| 59 | |
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[881] | 60 | int roar_vio_set_inst (struct roar_vio_calls * vio, void * inst); |
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| 61 | int roar_vio_set_fh (struct roar_vio_calls * vio, int fh); |
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| 62 | |
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| 63 | int roar_vio_get_fh (struct roar_vio_calls * vio); |
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| 64 | |
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[1118] | 65 | ssize_t roar_vio_read (struct roar_vio_calls * vio, void *buf, size_t count); |
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| 66 | ssize_t roar_vio_write (struct roar_vio_calls * vio, void *buf, size_t count); |
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| 67 | off_t roar_vio_lseek (struct roar_vio_calls * vio, off_t offset, int whence); |
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| 68 | int roar_vio_nonblock(struct roar_vio_calls * vio, int state); |
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| 69 | int roar_vio_sync (struct roar_vio_calls * vio); |
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[1140] | 70 | int roar_vio_ctl (struct roar_vio_calls * vio, int cmd, void * data); |
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[1241] | 71 | int roar_vio_close (struct roar_vio_calls * vio); |
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[881] | 72 | |
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[1252] | 73 | // converters: |
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| 74 | int roar_vio_open_file (struct roar_vio_calls * calls, char * filename, int flags, mode_t mode); |
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| 75 | int roar_vio_open_fh (struct roar_vio_calls * calls, int fh); |
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[1290] | 76 | int roar_vio_open_fh_socket(struct roar_vio_calls * calls, int fh); |
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[1275] | 77 | |
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[1291] | 78 | int roar_vio_open_socket (struct roar_vio_calls * calls, char * host, int port); |
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| 79 | int roar_vio_open_socket_listen(struct roar_vio_calls * calls, int type, char * host, int port); |
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| 80 | |
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[1275] | 81 | int roar_vio_simple_stream (struct roar_vio_calls * calls, int rate, int channels, int bits, int codec, |
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| 82 | char * server, int dir, char * name); |
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| 83 | |
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[881] | 84 | // possible VIOs: |
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| 85 | |
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| 86 | // basic |
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[1118] | 87 | ssize_t roar_vio_basic_read (struct roar_vio_calls * vio, void *buf, size_t count); |
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| 88 | ssize_t roar_vio_basic_write (struct roar_vio_calls * vio, void *buf, size_t count); |
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| 89 | off_t roar_vio_basic_lseek (struct roar_vio_calls * vio, off_t offset, int whence); |
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| 90 | int roar_vio_basic_nonblock(struct roar_vio_calls * vio, int state); |
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| 91 | int roar_vio_basic_sync (struct roar_vio_calls * vio); |
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[1505] | 92 | int roar_vio_basic_ctl (struct roar_vio_calls * vio, int cmd, void * data); |
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[1241] | 93 | int roar_vio_basic_close (struct roar_vio_calls * vio); |
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[881] | 94 | |
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[1760] | 95 | #ifdef ROAR_TARGET_WIN32 |
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| 96 | ssize_t roar_vio_winsock_read (struct roar_vio_calls * vio, void *buf, size_t count); |
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| 97 | ssize_t roar_vio_winsock_write (struct roar_vio_calls * vio, void *buf, size_t count); |
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| 98 | int roar_vio_winsock_nonblock(struct roar_vio_calls * vio, int state); |
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| 99 | int roar_vio_winsock_sync (struct roar_vio_calls * vio); |
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| 100 | int roar_vio_winsock_ctl (struct roar_vio_calls * vio, int cmd, void * data); |
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| 101 | int roar_vio_winsock_close (struct roar_vio_calls * vio); |
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| 102 | #endif |
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| 103 | |
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[943] | 104 | // null |
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[1241] | 105 | // this is a read and write in one! |
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[943] | 106 | ssize_t roar_vio_null_rw (struct roar_vio_calls * vio, void *buf, size_t count); |
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[1665] | 107 | int roar_vio_null_sync (struct roar_vio_calls * vio); |
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[943] | 108 | |
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[886] | 109 | // pass |
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| 110 | |
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[1247] | 111 | int roar_vio_open_pass (struct roar_vio_calls * calls, struct roar_vio_calls * dst); |
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[1241] | 112 | ssize_t roar_vio_pass_read (struct roar_vio_calls * vio, void *buf, size_t count); |
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| 113 | ssize_t roar_vio_pass_write (struct roar_vio_calls * vio, void *buf, size_t count); |
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| 114 | off_t roar_vio_pass_lseek (struct roar_vio_calls * vio, off_t offset, int whence); |
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| 115 | int roar_vio_pass_nonblock(struct roar_vio_calls * vio, int state); |
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| 116 | int roar_vio_pass_sync (struct roar_vio_calls * vio); |
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| 117 | int roar_vio_pass_ctl (struct roar_vio_calls * vio, int cmd, void * data); |
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| 118 | int roar_vio_pass_close (struct roar_vio_calls * vio); |
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[886] | 119 | |
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| 120 | // re-read/write |
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| 121 | |
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[1247] | 122 | int roar_vio_open_re (struct roar_vio_calls * calls, struct roar_vio_calls * dst); |
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[886] | 123 | ssize_t roar_vio_re_read (struct roar_vio_calls * vio, void *buf, size_t count); |
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| 124 | ssize_t roar_vio_re_write(struct roar_vio_calls * vio, void *buf, size_t count); |
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| 125 | off_t roar_vio_re_lseek(struct roar_vio_calls * vio, off_t offset, int whence); |
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| 126 | |
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[588] | 127 | #endif |
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| 128 | |
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| 129 | //ll |
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