ctl: elem_value: add APIs to set/get values of bytes type

diff --git a/src/ctl/alsactl.map b/src/ctl/alsactl.map
index 90787c28d5af142ce5a9ae4d114cd35802631840..6b367a99b87841bb3e4a3c947aab7eec4fab1edd 100644 (file)
--- a/src/ctl/alsactl.map
+++ b/src/ctl/alsactl.map
@@ -69,6 +69,8 @@ ALSA_GOBJECT_0_0_0 {
     "alsactl_elem_value_get_int";
     "alsactl_elem_value_set_enum";
     "alsactl_elem_value_get_enum";
+    "alsactl_elem_value_set_bytes";
+    "alsactl_elem_value_get_bytes";
   local:
     *;
 };

diff --git a/src/ctl/elem-value.c b/src/ctl/elem-value.c
index 35de7c7bf06be1137d362400c47f5617d6282267..5bd458b9e2b261b6f36fa0634bd0703760071ec3 100644 (file)
--- a/src/ctl/elem-value.c
+++ b/src/ctl/elem-value.c
@@ -219,3 +219,51 @@ void alsactl_elem_value_get_enum(ALSACtlElemValue *self,
     for (i = 0; i < *value_count; ++i)
         (*values)[i] = (guint32)value->value.integer.value[i];
 }
+
+/**
+ * alsactl_elem_value_set_bytes:
+ * @self: A #ALSACtlElemValue.
+ * @values: (array length=value_count): The array for values of bytes type.
+ * @value_count: The number of values up to 512.
+ *
+ * Copy the array for values of bytes type into internal storage.
+ */
+void alsactl_elem_value_set_bytes(ALSACtlElemValue *self,
+                                  const guint8 *values, gsize value_count)
+{
+    ALSACtlElemValuePrivate *priv;
+    struct snd_ctl_elem_value *value;
+    int i;
+
+    g_return_if_fail(ALSACTL_IS_ELEM_VALUE(self));
+    priv = alsactl_elem_value_get_instance_private(self);
+    value = &priv->value;
+
+    value_count = MIN(value_count, G_N_ELEMENTS(value->value.bytes.data));
+    for (i = 0; i < value_count; ++i)
+        value->value.bytes.data[i] = (long)values[i];
+}
+
+/**
+ * alsactl_elem_value_get_bytes:
+ * @self: A #ALSACtlElemValue.
+ * @values: (array length=value_count)(inout): The array for values of bytes type.
+ * @value_count: The number of values up to 512.
+ *
+ * Copy the array for values of bytes type into internal storage.
+ */
+void alsactl_elem_value_get_bytes(ALSACtlElemValue *self,
+                                  guint8 *const *values, gsize *value_count)
+{
+    ALSACtlElemValuePrivate *priv;
+    struct snd_ctl_elem_value *value;
+    int i;
+
+    g_return_if_fail(ALSACTL_IS_ELEM_VALUE(self));
+    priv = alsactl_elem_value_get_instance_private(self);
+    value = &priv->value;
+
+    *value_count = MIN(*value_count, G_N_ELEMENTS(value->value.bytes.data));
+    for (i = 0; i < *value_count; ++i)
+        (*values)[i] = (guint8)value->value.bytes.data[i];
+}

diff --git a/src/ctl/elem-value.h b/src/ctl/elem-value.h
index 579165c960dee8823699ed595e243a577c421bf3..ddf91b2d8ed45603a5ca6491e8c75635c413aada 100644 (file)
--- a/src/ctl/elem-value.h
+++ b/src/ctl/elem-value.h
@@ -64,6 +64,11 @@ void alsactl_elem_value_set_enum(ALSACtlElemValue *self,
 void alsactl_elem_value_get_enum(ALSACtlElemValue *self,
                                  guint32 *const *values, gsize *value_count);
 
+void alsactl_elem_value_set_bytes(ALSACtlElemValue *self,
+                                  const guint8 *values, gsize value_count);
+void alsactl_elem_value_get_bytes(ALSACtlElemValue *self,
+                                  guint8 *const *values, gsize *value_count);
+
 G_END_DECLS
 
 #endif

diff --git a/tests/alsactl-elem-value b/tests/alsactl-elem-value
index c78aadbaff288bee204e4b875dd40f62b4f8ee1e..c6be06177892658d305a6d15f5f6200e3638768c 100644 (file)
--- a/tests/alsactl-elem-value
+++ b/tests/alsactl-elem-value
@@ -21,6 +21,8 @@ methods = (
     'get_int',
     'set_enum',
     'get_enum',
+    'set_bytes',
+    'get_bytes',
 )
 signals = ()