Merge "Weaver: modify default HAL for passing VTS"

 */

#include "Weaver.h"

#include <array>

namespace aidl {

namespace android {

namespace hardware {

namespace weaver {

struct Slotinfo {

    int slot_id;

    std::vector<uint8_t> key;

    std::vector<uint8_t> value;

};

std::array<struct Slotinfo, 16> slot_array;

// Methods from ::android::hardware::weaver::IWeaver follow.

::ndk::ScopedAStatus Weaver::getConfig(WeaverConfig* out_config) {

    (void)out_config;

    *out_config = {16, 16, 16};

    return ::ndk::ScopedAStatus::ok();

}

::ndk::ScopedAStatus Weaver::read(int32_t in_slotId, const std::vector<uint8_t>& in_key, WeaverReadResponse* out_response) {

    (void)in_slotId;

    (void)in_key;

    (void)out_response;

    if (in_slotId > 15 || in_key.size() > 16) {

        *out_response = {0, {}};

        return ndk::ScopedAStatus(AStatus_fromServiceSpecificError(Weaver::STATUS_FAILED));

    }

    if (slot_array[in_slotId].key != in_key) {

        *out_response = {0, {}};

        return ndk::ScopedAStatus(AStatus_fromServiceSpecificError(Weaver::STATUS_INCORRECT_KEY));

    }

    *out_response = {0, slot_array[in_slotId].value};

    return ::ndk::ScopedAStatus::ok();

}

::ndk::ScopedAStatus Weaver::write(int32_t in_slotId, const std::vector<uint8_t>& in_key, const std::vector<uint8_t>& in_value) {

    (void)in_slotId;

    (void)in_key;

    (void)in_value;

    if (in_slotId > 15 || in_key.size() > 16 || in_value.size() > 16)

        return ::ndk::ScopedAStatus::fromStatus(STATUS_FAILED_TRANSACTION);

    slot_array[in_slotId].key = in_key;

    slot_array[in_slotId].value = in_value;

    return ::ndk::ScopedAStatus::ok();

}