refactor services, increase max sockets - release

components/services/audio_controls.h

@@ -0,0 +1,42 @@
+/* 
+ *  (c) Philippe G. 2019, philippe_44@outlook.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+ 
+#pragma once
+
+#include "buttons.h"
+
+// BEWARE: this is the index of the array of action below
+typedef enum { 	ACTRLS_NONE = -1, ACTRLS_VOLUP, ACTRLS_VOLDOWN, ACTRLS_TOGGLE, ACTRLS_PLAY, 
+				ACTRLS_PAUSE, ACTRLS_STOP, ACTRLS_REW, ACTRLS_FWD, ACTRLS_PREV, ACTRLS_NEXT, 
+				ACTRLS_MAX 
+		} actrls_action_e;
+typedef void (*actrls_handler)(void);
+typedef actrls_handler actrls_t[ACTRLS_MAX - ACTRLS_NONE - 1];
+typedef struct {
+	int gpio;
+	int type;
+	bool pull;
+	int long_press;
+	int shifter_gpio;
+	actrls_action_e normal[2], longpress[2], shifted[2], longshifted[2];	// [0] keypressed, [1] keyreleased
+} actrls_config_t;
+
+void actrls_init(int n, const actrls_config_t *config);
+void actrls_set_default(const actrls_t controls);
+void actrls_set(const actrls_t controls);
+void actrls_unset(void);