lib: bm_zms: add support for BM_ZMS_EVT_DELETE

Adds support for `bm_zms_delete` event.

Signed-off-by: Mirko Covizzi <[email protected]>

Author: MirkoCovizzi

doc/nrf-bm/release_notes/release_notes_changelog.rst

@@ -55,6 +55,7 @@ Libraries
 * :ref:`lib_bm_zms` library:
 
    * Updated the :c:func:`bm_zms_register` function to return ``-EINVAL`` when passing ``NULL`` input parameters.
+   * Added the :c:enumerator:`BM_ZMS_EVT_DELETE` event ID to distinguish :c:func:`bm_zms_delete` events.
 
 * :ref:`lib_ble_conn_params` library:
 

include/bm_zms.h

@@ -32,10 +32,11 @@ extern "C" {
 
 /** BM_ZMS event IDs. */
 typedef enum {
-	BM_ZMS_EVT_NONE,  /* Event if an internal error happened before queuing an operation. */
-	BM_ZMS_EVT_INIT,  /* Event for @ref bm_zms_init. */
-	BM_ZMS_EVT_WRITE, /* Event for @ref bm_zms_write. */
-	BM_ZMS_EVT_CLEAR, /* Event for @ref bm_zms_clear. */
+	BM_ZMS_EVT_NONE,   /* Event if an internal error happened before queuing an operation. */
+	BM_ZMS_EVT_INIT,   /* Event for @ref bm_zms_init. */
+	BM_ZMS_EVT_WRITE,  /* Event for @ref bm_zms_write. */
+	BM_ZMS_EVT_DELETE, /* Event for @ref bm_zms_delete. */
+	BM_ZMS_EVT_CLEAR,  /* Event for @ref bm_zms_clear. */
 } bm_zms_evt_id_t;
 
 /**@brief A BM_ZMS event. */

lib/bm_zms/bm_zms.c

@@ -74,7 +74,7 @@ static void event_prepare(bm_zms_evt_t *p_evt)
 
 	case ZMS_OP_WRITE:
 		atomic_sub(&cur_op.fs->ongoing_writes, 1);
-		p_evt->id = BM_ZMS_EVT_WRITE;
+		p_evt->id = cur_op.len ? BM_ZMS_EVT_WRITE : BM_ZMS_EVT_DELETE;
 		p_evt->ate_id = cur_op.id;
 		break;
 

samples/peripherals/bm_zms/src/main.c

@@ -117,7 +117,7 @@ void bm_zms_sample_handler(bm_zms_evt_t const *p_evt)
 			LOG_ERR("BM_ZMS initialization failed with error %d", p_evt->result);
 			return;
 		}
-	} else if (p_evt->id == BM_ZMS_EVT_WRITE) {
+	} else if ((p_evt->id == BM_ZMS_EVT_WRITE) || (p_evt->id == BM_ZMS_EVT_DELETE)) {
 		if (!p_evt->result) {
 			return;
 		}

tests/lib/bm_zms/src/main.c

@@ -95,7 +95,7 @@ void bm_zms_test_handler(bm_zms_evt_t const *p_evt)
 	if (p_evt->id == BM_ZMS_EVT_INIT) {
 		zassert_true(p_evt->result == 0, "bm_zms_init call failure: %d",
 			     p_evt->result);
-	} else if (p_evt->id == BM_ZMS_EVT_WRITE) {
+	} else if ((p_evt->id == BM_ZMS_EVT_WRITE) || (p_evt->id == BM_ZMS_EVT_DELETE)) {
 		if (p_evt->result == 0) {
 			return;
 		}