HinawaSndDice

HinawaSndDice — A notification listener for Dice models

Functions

Signals

void notified Run Last

Object Hierarchy

    GObject
    ╰── HinawaFwUnit
        ╰── HinawaSndUnit
            ╰── HinawaSndDice

Description

A HinawaSndDice listen to Dice notification and generates signal when received. This inherits HinawaSndUnit.

Functions

hinawa_snd_dice_new ()

HinawaSndDice *
hinawa_snd_dice_new (void);

Instantiate HinawaSndDice object and return the instance.

Returns

an instance of HinawaSndDice.

Since: 1.3.


hinawa_snd_dice_open ()

void
hinawa_snd_dice_open (HinawaSndDice *self,
                      gchar *path,
                      GError **exception);

Open ALSA hwdep character device and check it for Dice devices.

Parameters

self

A HinawaSndUnit

 

path

A full path of a special file for ALSA hwdep character device

 

exception

A GError

 

hinawa_snd_dice_transaction ()

void
hinawa_snd_dice_transaction (HinawaSndDice *self,
                             guint64 addr,
                             const guint32 *frame,
                             gsize frame_count,
                             guint32 bit_flag,
                             GError **exception);

Execute write transactions to the given address, then wait and check notification.

Parameters

self

A HinawaSndDice

 

addr

A destination address of target device

 

frame

An array with elements for quadlet data to transmit.

[array length=frame_count][in]

frame_count

The number of quadlets in the frame.

 

bit_flag

bit flag to wait

 

exception

A GError

 

Since: 1.4.


hinawa_snd_dice_transact ()

void
hinawa_snd_dice_transact (HinawaSndDice *self,
                          guint64 addr,
                          GArray *frame,
                          guint32 bit_flag,
                          GError **exception);

hinawa_snd_dice_transact has been deprecated since version 1.4 and should not be used in newly-written code.

Use hinawa_snd_dice_transaction(), instead.

Execute write transactions to the given address, then wait and check notification.

Parameters

self

A HinawaSndDice

 

addr

A destination address of target device

 

frame

a 32bit array.

[element-type guint32][array][in]

bit_flag

bit flag to wait

 

exception

A GError

 

Signal Details

The “notified” signal

void
user_function (HinawaSndDice *self,
               gulong         message,
               gpointer       user_data)

When Dice models transfer notification, the ::notified signal is generated.

Parameters

self

A HinawaSndDice

 

message

A notification message

 

user_data

user data set when the signal handler was connected.

 

Flags: Run Last