diff --git a/libfprint/async.c b/libfprint/async.c
index 2337a57..c1f2aaa 100644
--- a/libfprint/async.c
+++ b/libfprint/async.c
@@ -102,7 +102,7 @@ void fpi_drvcb_close_complete(struct fp_dev *dev)
  * @user_data
  */
 API_EXPORTED void fp_async_dev_close(struct fp_dev *dev,
-	fp_dev_close_cb callback, void *user_data)
+	fp_operation_stop_cb callback, void *user_data)
 {
 	struct fp_driver *drv = dev->drv;
 
@@ -212,7 +212,7 @@ void fpi_drvcb_enroll_stopped(struct fp_dev *dev)
  * Returns:
  */
 API_EXPORTED int fp_async_enroll_stop(struct fp_dev *dev,
-	fp_enroll_stop_cb callback, void *user_data)
+	fp_operation_stop_cb callback, void *user_data)
 {
 	struct fp_driver *drv = dev->drv;
 	int r;
@@ -326,7 +326,7 @@ void fpi_drvcb_verify_stopped(struct fp_dev *dev)
  * Returns:
  */
 API_EXPORTED int fp_async_verify_stop(struct fp_dev *dev,
-	fp_verify_stop_cb callback, void *user_data)
+	fp_operation_stop_cb callback, void *user_data)
 {
 	struct fp_driver *drv = dev->drv;
 	gboolean iterating = (dev->state == DEV_STATE_VERIFYING);
@@ -434,7 +434,7 @@ void fpi_drvcb_report_identify_result(struct fp_dev *dev, int result,
  * Returns:
  */
 API_EXPORTED int fp_async_identify_stop(struct fp_dev *dev,
-	fp_identify_stop_cb callback, void *user_data)
+	fp_operation_stop_cb callback, void *user_data)
 {
 	struct fp_driver *drv = dev->drv;
 	gboolean iterating = (dev->state == DEV_STATE_IDENTIFYING);
@@ -561,7 +561,7 @@ void fpi_drvcb_capture_stopped(struct fp_dev *dev)
  * Returns:
  */
 API_EXPORTED int fp_async_capture_stop(struct fp_dev *dev,
-	fp_capture_stop_cb callback, void *user_data)
+	fp_operation_stop_cb callback, void *user_data)
 {
 	struct fp_driver *drv = dev->drv;
 	int r;
diff --git a/libfprint/fp_internal.h b/libfprint/fp_internal.h
index 52ea50e..694294c 100644
--- a/libfprint/fp_internal.h
+++ b/libfprint/fp_internal.h
@@ -119,23 +119,23 @@ struct fp_dev {
 	/* FIXME: convert this to generic state operational data mechanism? */
 	fp_dev_open_cb open_cb;
 	void *open_cb_data;
-	fp_dev_close_cb close_cb;
+	fp_operation_stop_cb close_cb;
 	void *close_cb_data;
 	fp_enroll_stage_cb enroll_stage_cb;
 	void *enroll_stage_cb_data;
-	fp_enroll_stop_cb enroll_stop_cb;
+	fp_operation_stop_cb enroll_stop_cb;
 	void *enroll_stop_cb_data;
 	fp_verify_cb verify_cb;
 	void *verify_cb_data;
-	fp_verify_stop_cb verify_stop_cb;
+	fp_operation_stop_cb verify_stop_cb;
 	void *verify_stop_cb_data;
 	fp_identify_cb identify_cb;
 	void *identify_cb_data;
-	fp_identify_stop_cb identify_stop_cb;
+	fp_operation_stop_cb identify_stop_cb;
 	void *identify_stop_cb_data;
 	fp_capture_cb capture_cb;
 	void *capture_cb_data;
-	fp_capture_stop_cb capture_stop_cb;
+	fp_operation_stop_cb capture_stop_cb;
 	void *capture_stop_cb_data;
 
 	/* FIXME: better place to put this? */
diff --git a/libfprint/fprint.h b/libfprint/fprint.h
index d9ca3dc..ad54c4f 100644
--- a/libfprint/fprint.h
+++ b/libfprint/fprint.h
@@ -323,12 +323,13 @@ void fp_set_debug(int level);
 
 /* Asynchronous I/O */
 
+typedef void (*fp_operation_stop_cb)(struct fp_dev *dev, void *user_data);
+
 typedef void (*fp_dev_open_cb)(struct fp_dev *dev, int status, void *user_data);
 int fp_async_dev_open(struct fp_dscv_dev *ddev, fp_dev_open_cb callback,
 	void *user_data);
 
-typedef void (*fp_dev_close_cb)(struct fp_dev *dev, void *user_data);
-void fp_async_dev_close(struct fp_dev *dev, fp_dev_close_cb callback,
+void fp_async_dev_close(struct fp_dev *dev, fp_operation_stop_cb callback,
 	void *user_data);
 
 typedef void (*fp_enroll_stage_cb)(struct fp_dev *dev, int result,
@@ -336,8 +337,7 @@ typedef void (*fp_enroll_stage_cb)(struct fp_dev *dev, int result,
 int fp_async_enroll_start(struct fp_dev *dev, fp_enroll_stage_cb callback,
 	void *user_data);
 
-typedef void (*fp_enroll_stop_cb)(struct fp_dev *dev, void *user_data);
-int fp_async_enroll_stop(struct fp_dev *dev, fp_enroll_stop_cb callback,
+int fp_async_enroll_stop(struct fp_dev *dev, fp_operation_stop_cb callback,
 	void *user_data);
 
 typedef void (*fp_verify_cb)(struct fp_dev *dev, int result,
@@ -345,8 +345,7 @@ typedef void (*fp_verify_cb)(struct fp_dev *dev, int result,
 int fp_async_verify_start(struct fp_dev *dev, struct fp_print_data *data,
 	fp_verify_cb callback, void *user_data);
 
-typedef void (*fp_verify_stop_cb)(struct fp_dev *dev, void *user_data);
-int fp_async_verify_stop(struct fp_dev *dev, fp_verify_stop_cb callback,
+int fp_async_verify_stop(struct fp_dev *dev, fp_operation_stop_cb callback,
 	void *user_data);
 
 typedef void (*fp_identify_cb)(struct fp_dev *dev, int result,
@@ -354,16 +353,14 @@ typedef void (*fp_identify_cb)(struct fp_dev *dev, int result,
 int fp_async_identify_start(struct fp_dev *dev, struct fp_print_data **gallery,
 	fp_identify_cb callback, void *user_data);
 
-typedef void (*fp_identify_stop_cb)(struct fp_dev *dev, void *user_data);
-int fp_async_identify_stop(struct fp_dev *dev, fp_identify_stop_cb callback,
+int fp_async_identify_stop(struct fp_dev *dev, fp_operation_stop_cb callback,
 	void *user_data);
 
 typedef void (*fp_capture_cb)(struct fp_dev *dev, int result,
 	struct fp_img *img, void *user_data);
 int fp_async_capture_start(struct fp_dev *dev, int unconditional, fp_capture_cb callback, void *user_data);
 
-typedef void (*fp_capture_stop_cb)(struct fp_dev *dev, void *user_data);
-int fp_async_capture_stop(struct fp_dev *dev, fp_capture_stop_cb callback, void *user_data);
+int fp_async_capture_stop(struct fp_dev *dev, fp_operation_stop_cb callback, void *user_data);
 
 #ifdef __cplusplus
 }