Rename api-hal to furi-hal (#629)

firmware/targets/f6/furi-hal/furi-hal-ibutton.c

@@ -0,0 +1,24 @@
+#include <furi-hal-ibutton.h>
+#include <furi-hal-resources.h>
+
+void furi_hal_ibutton_start() {
+    furi_hal_ibutton_pin_high();
+    hal_gpio_init(&ibutton_gpio, GpioModeOutputOpenDrain, GpioSpeedLow, GpioPullNo);
+}
+
+void furi_hal_ibutton_stop() {
+    furi_hal_ibutton_pin_high();
+    hal_gpio_init(&ibutton_gpio, GpioModeAnalog, GpioSpeedLow, GpioPullNo);
+}
+
+void furi_hal_ibutton_pin_low() {
+    hal_gpio_write(&ibutton_gpio, false);
+}
+
+void furi_hal_ibutton_pin_high() {
+    hal_gpio_write(&ibutton_gpio, true);
+}
+
+bool furi_hal_ibutton_pin_get_level() {
+    return hal_gpio_read(&ibutton_gpio);
+}