libpldm: encode GetFruRecordTable request api

This commit implements encode request api for
Get FRU record table which is defined in
PLDM FRU Data Specification DSP0257_1.0.0.

Signed-off-by: PriyangaRamasamy <priyanga24@in.ibm.com>
Change-Id: I8b276f4796175e0a44da9e719a3a1949d29ece86

libpldm: decode GetFruRecordTable response api

This commit implements decode response api for
GetFruRecordTable which is defined in
PLDM FRU Data Specification DSP0257_1.0.0.

Change-Id: I97642b25142f523c349b4ccc19c9a002eb9d6e0d
Signed-off-by: PriyangaRamasamy <priyanga24@in.ibm.com>
diff --git a/libpldm/tests/libpldm_fru_test.cpp b/libpldm/tests/libpldm_fru_test.cpp
index 9e598c7..350d1b9 100644
--- a/libpldm/tests/libpldm_fru_test.cpp
+++ b/libpldm/tests/libpldm_fru_test.cpp
@@ -392,3 +392,120 @@
 
     ASSERT_EQ(rc, PLDM_ERROR_INVALID_DATA);
 }
+
+TEST(GetFruRecordTable, testGoodEncodeRequest)
+
+{
+    std::array<uint8_t,
+               sizeof(pldm_msg_hdr) + PLDM_GET_FRU_RECORD_TABLE_REQ_BYTES>
+        requestMsg{};
+
+    auto requestPtr = reinterpret_cast<pldm_msg*>(requestMsg.data());
+    auto request =
+        reinterpret_cast<pldm_get_fru_record_table_req*>(requestPtr->payload);
+
+    // Random value for data transfer handle and transfer operation flag
+    uint32_t data_transfer_handle = 32;
+    uint8_t transfer_operation_flag = PLDM_GET_FIRSTPART;
+
+    // Invoke encode get FRU record table request api
+    auto rc = encode_get_fru_record_table_req(
+        0, data_transfer_handle, transfer_operation_flag, requestPtr,
+        requestMsg.size() - sizeof(pldm_msg_hdr));
+
+    ASSERT_EQ(rc, PLDM_SUCCESS);
+    ASSERT_EQ(requestPtr->hdr.request, PLDM_REQUEST);
+    ASSERT_EQ(requestPtr->hdr.instance_id, 0);
+    ASSERT_EQ(requestPtr->hdr.type, PLDM_FRU);
+    ASSERT_EQ(requestPtr->hdr.command, PLDM_GET_FRU_RECORD_TABLE);
+    ASSERT_EQ(le32toh(data_transfer_handle), request->data_transfer_handle);
+    ASSERT_EQ(transfer_operation_flag, request->transfer_operation_flag);
+}
+
+TEST(GetFruRecordTable, testBadEncodeRequest)
+
+{
+    uint32_t data_transfer_handle = 0x0;
+    uint8_t transfer_operation_flag = PLDM_GET_FIRSTPART;
+
+    std::array<uint8_t,
+               sizeof(pldm_msg_hdr) + PLDM_GET_FRU_RECORD_TABLE_REQ_BYTES>
+        requestMsg{};
+    auto rc = encode_get_fru_record_table_req(
+        0, data_transfer_handle, transfer_operation_flag, NULL,
+        requestMsg.size() - sizeof(pldm_msg_hdr));
+
+    ASSERT_EQ(rc, PLDM_ERROR_INVALID_DATA);
+}
+
+TEST(GetFruRecordTable, testGoodDecodeResponse)
+{
+    uint8_t completion_code = PLDM_SUCCESS;
+    uint32_t next_data_transfer_handle = 0x16;
+    uint8_t transfer_flag = PLDM_START_AND_END;
+    std::vector<uint8_t> fru_record_table_data = {1, 2, 3, 4, 5, 6, 7, 8, 9};
+
+    std::vector<uint8_t> responseMsg(sizeof(pldm_msg_hdr) +
+                                     PLDM_GET_FRU_RECORD_TABLE_MIN_RESP_BYTES +
+                                     fru_record_table_data.size());
+
+    auto responsePtr = reinterpret_cast<pldm_msg*>(responseMsg.data());
+    size_t payload_length = responseMsg.size() - sizeof(pldm_msg_hdr);
+    auto response =
+        reinterpret_cast<pldm_get_fru_record_table_resp*>(responsePtr->payload);
+
+    response->completion_code = completion_code;
+    response->next_data_transfer_handle = htole32(next_data_transfer_handle);
+    response->transfer_flag = transfer_flag;
+    memcpy(response->fru_record_table_data, fru_record_table_data.data(),
+           fru_record_table_data.size());
+
+    uint8_t ret_completion_code = 0;
+    uint32_t ret_next_data_transfer_handle = 0;
+    uint8_t ret_transfer_flag = 0;
+    std::vector<uint8_t> ret_fru_record_table_data(9, 0);
+    size_t ret_fru_record_table_length = 0;
+
+    // Invoke decode get FRU record table response api
+    auto rc = decode_get_fru_record_table_resp(
+        responsePtr, payload_length, &ret_completion_code,
+        &ret_next_data_transfer_handle, &ret_transfer_flag,
+        ret_fru_record_table_data.data(), &ret_fru_record_table_length);
+    ASSERT_EQ(rc, PLDM_SUCCESS);
+    ASSERT_EQ(completion_code, ret_completion_code);
+    ASSERT_EQ(next_data_transfer_handle, ret_next_data_transfer_handle);
+    ASSERT_EQ(transfer_flag, ret_transfer_flag);
+    ASSERT_EQ(0, memcmp(fru_record_table_data.data(),
+                        ret_fru_record_table_data.data(),
+                        ret_fru_record_table_length));
+    ASSERT_EQ(fru_record_table_data.size(), ret_fru_record_table_length);
+}
+
+TEST(GetFruRecordTable, testBadDecodeResponse)
+{
+    uint8_t completion_code = 0;
+    uint32_t next_data_transfer_handle = 0;
+    uint8_t transfer_flag = PLDM_START_AND_END;
+    std::vector<uint8_t> fru_record_table_data(9, 0);
+    size_t fru_record_table_length = 0;
+
+    std::vector<uint8_t> responseMsg(sizeof(pldm_msg_hdr) +
+                                     PLDM_GET_FRU_RECORD_TABLE_MIN_RESP_BYTES +
+                                     fru_record_table_data.size());
+
+    auto responsePtr = reinterpret_cast<pldm_msg*>(responseMsg.data());
+
+    // Payload message is missing
+    auto rc = decode_get_fru_record_table_resp(
+        NULL, 0, &completion_code, &next_data_transfer_handle, &transfer_flag,
+        fru_record_table_data.data(), &fru_record_table_length);
+
+    ASSERT_EQ(rc, PLDM_ERROR_INVALID_DATA);
+
+    // Payload length is invalid
+    rc = decode_get_fru_record_table_resp(
+        responsePtr, 0, &completion_code, &next_data_transfer_handle,
+        &transfer_flag, fru_record_table_data.data(), &fru_record_table_length);
+
+    ASSERT_EQ(rc, PLDM_ERROR_INVALID_LENGTH);
+}