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feat(nvs_flash): Added function nvs_find_key

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Closes https://github.com/espressif/esp-idf/issues/12155
This commit is contained in:
radek.tandler
2023-10-13 12:55:15 +02:00
parent b486466339
commit 8740888967
11 changed files with 197 additions and 28 deletions
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components/nvs_flash/src/nvs_api.cpp
+19
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@@ -306,6 +306,25 @@ extern "C" void nvs_close(nvs_handle_t handle)
delete static_cast<NVSHandleEntry*>(it);
}
extern "C" esp_err_t nvs_find_key(nvs_handle_t c_handle, const char* key, nvs_type_t* out_type)
{
Lock lock;
ESP_LOGD(TAG, "%s %s", __func__, key);
NVSHandleSimple *handle;
auto err = nvs_find_ns_handle(c_handle, &handle);
if (err != ESP_OK) {
return err;
}
nvs_type_t nvstype;
err = handle->find_key(key, nvstype);
if(err == ESP_OK && out_type != nullptr)
*out_type = nvstype;
return err;
}
extern "C" esp_err_t nvs_erase_key(nvs_handle_t c_handle, const char* key)
{
Lock lock;