components/nvs: add erase function

This change exposes functions to erase single key and to erase all keys from namespace. TW6769, TW6839
2016-09-23 00:36:53 +08:00
parent e87d80d478
commit 2a68f60874
7 changed files with 125 additions and 30 deletions
@@ -278,19 +278,6 @@ esp_err_t Page::findItem(uint8_t nsIndex, ItemType datatype, const char* key)
    return findItem(nsIndex, datatype, key, index, item);
 }

-esp_err_t Page::eraseEntry(size_t index)
-{
-    auto state = mEntryTable.get(index);
-    assert(state == EntryState::WRITTEN || state == EntryState::EMPTY);
-
-    auto rc = alterEntryState(index, EntryState::ERASED);
-    if (rc != ESP_OK) {
-        return rc;
-    }
-
-    return ESP_OK;
-}
-
 esp_err_t Page::eraseEntryAndSpan(size_t index)
 {
    auto state = mEntryTable.get(index);