/usr/include/bse/bsedevice.h is in libbse-dev 0.7.4-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 | /* BSE - Better Sound Engine
* Copyright (C) 2004 Tim Janik
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* A copy of the GNU Lesser General Public License should ship along
* with this library; if not, see http://www.gnu.org/copyleft/.
*/
#ifndef __BSE_DEVICE_H__
#define __BSE_DEVICE_H__
#include <bse/bseobject.h>
G_BEGIN_DECLS
/* --- object type macros --- */
#define BSE_TYPE_DEVICE (BSE_TYPE_ID (BseDevice))
#define BSE_DEVICE(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), BSE_TYPE_DEVICE, BseDevice))
#define BSE_DEVICE_CLASS(class) (G_TYPE_CHECK_CLASS_CAST ((class), BSE_TYPE_DEVICE, BseDeviceClass))
#define BSE_IS_DEVICE(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), BSE_TYPE_DEVICE))
#define BSE_IS_DEVICE_CLASS(class) (G_TYPE_CHECK_CLASS_TYPE ((class), BSE_TYPE_DEVICE))
#define BSE_DEVICE_GET_CLASS(object) (G_TYPE_INSTANCE_GET_CLASS ((object), BSE_TYPE_DEVICE, BseDeviceClass))
/* flag tests */
#define BSE_DEVICE_OPEN(pdev) ((BSE_OBJECT_FLAGS (pdev) & BSE_DEVICE_FLAG_OPEN) != 0)
#define BSE_DEVICE_READABLE(pdev) ((BSE_OBJECT_FLAGS (pdev) & BSE_DEVICE_FLAG_READABLE) != 0)
#define BSE_DEVICE_WRITABLE(pdev) ((BSE_OBJECT_FLAGS (pdev) & BSE_DEVICE_FLAG_WRITABLE) != 0)
/* --- enums --- */
typedef enum /*< skip >*/
{
BSE_DEVICE_FLAG_OPEN = 1 << (BSE_OBJECT_FLAGS_USHIFT + 0),
BSE_DEVICE_FLAG_READABLE = 1 << (BSE_OBJECT_FLAGS_USHIFT + 1),
BSE_DEVICE_FLAG_WRITABLE = 1 << (BSE_OBJECT_FLAGS_USHIFT + 2)
} BseDeviceFlags;
#define BSE_DEVICE_FLAGS_USHIFT (BSE_OBJECT_FLAGS_USHIFT + 3)
/* --- BseDevice structs --- */
typedef struct _BseDevice BseDevice;
typedef struct _BseDeviceClass BseDeviceClass;
struct _BseDevice
{
BseObject parent_object;
/* valid while BSE_DEVICE_OPEN() */
gchar *open_device_name;
gchar *open_device_args;
};
struct _BseDeviceClass
{
BseObjectClass parent_class;
gint driver_rating;
const gchar *driver_name;
const gchar *driver_syntax;
const gchar *driver_blurb;
SfiRing* (*list_devices) (BseDevice *device);
BseErrorType (*open) (BseDevice *device,
gboolean require_readable,
gboolean require_writable,
guint n_args,
const gchar **args);
void (*post_open) (BseDevice *device);
void (*pre_close) (BseDevice *device);
void (*close) (BseDevice *device);
};
typedef struct {
BseDevice *device;
gchar *device_args;
gchar *device_blurb;
gchar *device_group; /* usually NULL */
gchar *device_error; /* if device_name == NULL */
} BseDeviceEntry;
/* --- prototypes --- */
void bse_device_class_setup (gpointer klass,
gint rating,
const gchar *name,
const gchar *syntax,
const gchar *blurb);
SfiRing* bse_device_list (BseDevice *device);
BseErrorType bse_device_open (BseDevice *device,
gboolean need_readable,
gboolean need_writable,
const gchar *arg_string);
void bse_device_set_opened (BseDevice *device,
const gchar *device_name,
gboolean readable,
gboolean writable);
void bse_device_close (BseDevice *device);
BseDeviceEntry* bse_device_entry_new (BseDevice *device,
gchar *orphan_args,
gchar *orphan_blurb);
BseDeviceEntry* bse_device_group_entry_new (BseDevice *device,
gchar *orphan_args,
gchar *orphan_group,
gchar *orphan_blurb);
BseDeviceEntry* bse_device_error_new (BseDevice *device,
gchar *orphan_error);
void bse_device_entry_free (BseDeviceEntry *entry);
void bse_device_entry_list_free (SfiRing *list);
SfiRing* bse_device_class_list (GType type,
void (*request_callback) (BseDevice *device,
gpointer data),
gpointer data);
void bse_device_dump_list (GType base_type,
const gchar *indent,
gboolean with_auto,
void (*request_callback) (BseDevice *device,
gpointer data),
gpointer data);
BseDevice* bse_device_open_best (GType base_type,
gboolean need_readable,
gboolean need_writable,
SfiRing *devices,
void (*request_callback) (BseDevice *device,
gpointer data),
gpointer data,
BseErrorType *errorp);
BseDevice* bse_device_open_auto (GType base_type,
gboolean need_readable,
gboolean need_writable,
void (*request_callback) (BseDevice *device,
gpointer data),
gpointer data,
BseErrorType *errorp);
G_END_DECLS
#endif /* __BSE_DEVICE_H__ */
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