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component/bt: fix nvs_get_str_or_blob length output error

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This commit is contained in:
baohongde 2017-08-30 18:01:24 +08:00
parent e12967297d
commit f3be0395d2
2 changed files with 7 additions and 0 deletions
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3
components/nvs_flash/src/nvs_api.cpp
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@ -400,8 +400,11 @@ static esp_err_t nvs_get_str_or_blob(nvs_handle handle, nvs::ItemType type, cons
} else if (*length < dataSize) {
*length = dataSize;
return ESP_ERR_NVS_INVALID_LENGTH;
} else if (*length > dataSize) {
*length = dataSize;
}
return entry.mStoragePtr->readItem(entry.mNsIndex, type, key, out_value, dataSize);
}

4
components/nvs_flash/test_nvs_host/test_nvs.cpp
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@ -530,6 +530,10 @@ TEST_CASE("nvs api tests", "[nvs]")
TEST_ESP_ERR(ESP_ERR_NVS_INVALID_LENGTH, nvs_get_str(handle_2, "key", buf, &buf_len_short));
CHECK(buf_len_short == buf_len);
size_t buf_len_long = buf_len + 1;
TEST_ESP_OK(nvs_get_str(handle_2, "key", buf, &buf_len_long));
CHECK(buf_len_long == buf_len);
TEST_ESP_OK(nvs_get_str(handle_2, "key", buf, &buf_len));
CHECK(0 == strcmp(buf, str));