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NVS: bugfix nvs_set_str/blob checks write mode

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This commit is contained in:
Jakob Hasse 2019-11-26 14:43:30 +08:00
parent 69b0919904
commit 92b10b4ba3
2 changed files with 50 additions and 16 deletions
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6
components/nvs_flash/src/nvs_api.cpp
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@ -416,6 +416,9 @@ extern "C" esp_err_t nvs_set_str(nvs_handle_t handle, const char* key, const cha
if (err != ESP_OK) {
return err;
}
if (entry.mReadOnly) {
return ESP_ERR_NVS_READ_ONLY;
}
return entry.mStoragePtr->writeItem(entry.mNsIndex, nvs::ItemType::SZ, key, value, strlen(value) + 1);
}
@ -428,6 +431,9 @@ extern "C" esp_err_t nvs_set_blob(nvs_handle_t handle, const char* key, const vo
if (err != ESP_OK) {
return err;
}
if (entry.mReadOnly) {
return ESP_ERR_NVS_READ_ONLY;
}
return entry.mStoragePtr->writeItem(entry.mNsIndex, nvs::ItemType::BLOB, key, value, length);
}

30
components/nvs_flash/test_nvs_host/test_nvs.cpp
View file

@ -549,6 +549,34 @@ TEST_CASE("can erase items", "[nvs]")
CHECK(storage.readItem(3, "key00222", val) == ESP_ERR_NVS_NOT_FOUND);
}
TEST_CASE("readonly handle fails on writing", "[nvs]")
{
SpiFlashEmulator emu(10);
const char* str = "value 0123456789abcdef0123456789abcdef";
const uint8_t blob[8] = {0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7};
nvs_handle_t handle_1;
const uint32_t NVS_FLASH_SECTOR = 6;
const uint32_t NVS_FLASH_SECTOR_COUNT_MIN = 3;
emu.setBounds(NVS_FLASH_SECTOR, NVS_FLASH_SECTOR + NVS_FLASH_SECTOR_COUNT_MIN);
TEST_ESP_OK(nvs_flash_init_custom(NVS_DEFAULT_PART_NAME, NVS_FLASH_SECTOR, NVS_FLASH_SECTOR_COUNT_MIN));
// first, creating namespace...
TEST_ESP_OK(nvs_open("ro_ns", NVS_READWRITE, &handle_1));
nvs_close(handle_1);
TEST_ESP_OK(nvs_open("ro_ns", NVS_READONLY, &handle_1));
TEST_ESP_ERR(nvs_set_i32(handle_1, "key", 47), ESP_ERR_NVS_READ_ONLY);
TEST_ESP_ERR(nvs_set_str(handle_1, "key", str), ESP_ERR_NVS_READ_ONLY);
TEST_ESP_ERR(nvs_set_blob(handle_1, "key", blob, 8), ESP_ERR_NVS_READ_ONLY);
nvs_close(handle_1);
// without deinit it affects "nvs api tests"
TEST_ESP_OK(nvs_flash_deinit_partition(NVS_DEFAULT_PART_NAME));
}
TEST_CASE("nvs api tests", "[nvs]")
{
SpiFlashEmulator emu(10);
@ -2087,7 +2115,7 @@ TEST_CASE("Check that NVS supports old blob format without blob index", "[nvs]")
nvs_handle_t handle;
TEST_ESP_OK( nvs_flash_init_custom("test", 0, 2) );
TEST_ESP_OK( nvs_open_from_partition("test", "dummyNamespace", NVS_READONLY, &handle));
TEST_ESP_OK( nvs_open_from_partition("test", "dummyNamespace", NVS_READWRITE, &handle));
char buf[64] = {0};
size_t buflen = 64;