Implement disconnect_all command

Signed-off-by: falkTX <falktx@falktx.com>

Author: falkTX

README.md

@@ -147,6 +147,10 @@ The commands supported by mod-host are:
         * disconnect two jack ports
         e.g.: disconnect "system:capture_1" "effect_0:in"
 
+    disconnect_all <origin_port>
+        * disconnect all connections of a jack port
+        e.g.: disconnect_all "effect_0:in"
+
     bypass <instance_number> <bypass_value>
         * toggle effect processing
         e.g.: bypass 0 1

src/effects.c

@@ -6130,6 +6130,16 @@ int effects_disconnect(const char *portA, const char *portB)
     return ret;
 }
 
+int effects_disconnect_all(const char *port)
+{
+    int ret;
+
+    ret = jack_port_disconnect(g_jack_global_client, jack_port_by_name(g_jack_global_client, port));
+    if (ret != 0) return ERR_JACK_PORT_DISCONNECTION;
+
+    return ret;
+}
+
 int effects_set_parameter(int effect_id, const char *control_symbol, float value)
 {
     port_t *port;

src/effects.h

@@ -143,6 +143,7 @@ int effects_preset_save(int effect_id, const char *dir, const char *file_name, c
 int effects_preset_show(const char *uri, char **state_str);
 int effects_connect(const char *portA, const char *portB);
 int effects_disconnect(const char *portA, const char *portB);
+int effects_disconnect_all(const char *port);
 int effects_set_parameter(int effect_id, const char *control_symbol, float value);
 int effects_get_parameter(int effect_id, const char *control_symbol, float *value);
 int effects_set_property(int effect_id, const char *uri, const char *value);

src/mod-host.c

@@ -199,6 +199,13 @@ static void effects_disconnect_cb(proto_t *proto)
     protocol_response_int(resp, proto);
 }
 
+static void effects_disconnect_all_cb(proto_t *proto)
+{
+    int resp;
+    resp = effects_disconnect_all(proto->list[1]);
+    protocol_response_int(resp, proto);
+}
+
 static void effects_bypass_cb(proto_t *proto)
 {
     int resp;
@@ -695,6 +702,7 @@ static int mod_host_init(jack_client_t* client, int socket_port, int feedback_po
     protocol_add_command(EFFECT_PRESET_SHOW, effects_preset_show_cb);
     protocol_add_command(EFFECT_CONNECT, effects_connect_cb);
     protocol_add_command(EFFECT_DISCONNECT, effects_disconnect_cb);
+    protocol_add_command(EFFECT_DISCONNECT_ALL, effects_disconnect_all_cb);
     protocol_add_command(EFFECT_BYPASS, effects_bypass_cb);
     protocol_add_command(EFFECT_PARAM_SET, effects_set_param_cb);
     protocol_add_command(EFFECT_PARAM_GET, effects_get_param_cb);

src/mod-host.h

@@ -60,6 +60,7 @@
 #define EFFECT_PRESET_SHOW   "preset_show %s"
 #define EFFECT_CONNECT       "connect %s %s"
 #define EFFECT_DISCONNECT    "disconnect %s %s"
+#define EFFECT_DISCONNECT_ALL "disconnect_all %s"
 #define EFFECT_BYPASS        "bypass %i %i"
 #define EFFECT_PARAM_SET     "param_set %i %s %s"
 #define EFFECT_PARAM_GET     "param_get %i %s"