M7350/qcom-opensource/kernel/kernel-tests/ip_accelerator/HeaderRemovalTests.cpp

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2024-09-09 08:57:42 +00:00
/*
* Copyright (c) 2014-2015, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "HeaderRemovalTests.h"
#include "TestsUtils.h"
#include <stdio.h>
/////////////////////////////////////////////////////////////////////////////////
static const unsigned int HEADER_REMOVAL_TEST_MAX_PACKET_BYTE_SIZE = 1024;
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
HeaderRemovalTOSCheck::HeaderRemovalTOSCheck()
{
m_name = "HeaderRemovalTOSCheck";
m_description = "HeaderRemovalTOSCheck: Remove the header from the A2NDUN pipe and check the TOS field of the IP packet";
}
/////////////////////////////////////////////////////////////////////////////////
bool HeaderRemovalTOSCheck::Run()
{
bool bTestResult = true;
Byte pPacketReceiveBuffer[HEADER_REMOVAL_TEST_MAX_PACKET_BYTE_SIZE] = {0};//This buffer will be used in order to store the received packet.
unsigned int nMagicNumber = 0x12345678; //arbitrary number
unsigned int nChannelID = 0xABCD;//arbitrary number
unsigned int nA2NDUNPacketByteSize = 0;
unsigned int nBytesSent = 0;
int nBytesReceived = 0;
Byte *pA2NDUNPacket = CreateA2NDUNPacket(nMagicNumber, nChannelID, IPV4_FILE_PATH, &nA2NDUNPacketByteSize);
if(0 == pA2NDUNPacket) {
LOG_MSG_ERROR("Cannot load file to memory, exiting");
return false;
}
LOG_MSG_INFO("A2 Packet was successfully created (%d bytes)", nA2NDUNPacketByteSize);
if ( false == SetIPATablesToPassAllToSpecificClient(IPA_CLIENT_TEST2_PROD, IPA_CLIENT_TEST_CONS)) {
LOG_MSG_ERROR("SetIPATablesToPassAllToSpecificClient failed, exiting test case");
bTestResult = false;
goto bail;
}
LOG_MSG_INFO("All tables were configured in order to output the packet to the correct pipe");
LOG_MSG_INFO("Sending packet into the A2NDUN pipe(%d bytes) and the Pipe will add an header",
nA2NDUNPacketByteSize);
nBytesSent = m_A2NDUNToIpaPipe.Send(pA2NDUNPacket, nA2NDUNPacketByteSize);
if (nA2NDUNPacketByteSize != nBytesSent)
{
bTestResult = false;
goto bail;
}
//Receive the raw IP packet(which is a 4 arbitrary bytes) without header removal by the Pipe
LOG_MSG_INFO("Reading packet from the USB pipe");
nBytesReceived = m_IpaToUsbPipe.Receive(pPacketReceiveBuffer, HEADER_REMOVAL_TEST_MAX_PACKET_BYTE_SIZE);
//TODO Header Removal: at this point the success scenario is that data came to the correct pipe - change this to
//packet memory compare after header insertion is enabled.
if (0 == nBytesReceived)
{
bTestResult = false;
goto bail;
}
LOG_MSG_INFO("Read buffer : ");
//Print the output
for (int i = 0 ; i < nBytesReceived ; i++)
{
printf("0x%02x", pPacketReceiveBuffer[i]);
}
LOG_MSG_INFO("End of Read buffer.");
if(0 != memcmp((const void *)pPacketReceiveBuffer,
(const void *)(pA2NDUNPacket + (nBytesSent - nBytesReceived)),
nBytesReceived)) {
LOG_MSG_ERROR("Memory contains don't match");
bTestResult = false;
goto bail;
}
/* fall through */
bail:
delete pA2NDUNPacket;
return bTestResult;
}
HeaderRemovalMetaDataFiltering::HeaderRemovalMetaDataFiltering()
{
m_name = "HeaderRemovalMetaDataFiltering";
m_description =
"HeaderRemovalMetaDataFiltering: check meta data based filtering";
}
/////////////////////////////////////////////////////////////////////////////////
bool HeaderRemovalMetaDataFiltering::Run()
{
bool bTestResult = true;
Byte pPacketReceiveBuffer[HEADER_REMOVAL_TEST_MAX_PACKET_BYTE_SIZE] = {0};//This buffer will be used in order to store the received packet.
unsigned int nMagicNumber = 0x12345678; //arbitrary number
unsigned int nChannelID = 0xABCD;//arbitrary number
unsigned int nA2NDUNPacketByteSize = 0;
unsigned int nMetaData = 0;
unsigned int nMetaDataMask = 0xFFFF;
unsigned int nBytesSent = 0;
int nBytesReceived = 0;
Byte *pA2NDUNPacket = CreateA2NDUNPacket(nMagicNumber, nChannelID, IPV4_FILE_PATH, &nA2NDUNPacketByteSize);
if(0 == pA2NDUNPacket) {
LOG_MSG_ERROR("Cannot load file to memory, exiting");
return false;
}
nMetaData = (nChannelID << 16) | (0xFFFF & nA2NDUNPacketByteSize);
LOG_MSG_INFO("*************nMetaData == (0x%x)", nMetaData);
LOG_MSG_INFO("A2 Packet was successfully created (%d bytes)", nA2NDUNPacketByteSize);
SetRoutingTableToPassAllToSpecificClient(IPA_CLIENT_TEST_CONS);
SetHeaderInsertionTableAddEmptyHeaderForTheClient(IPA_CLIENT_TEST_CONS);
LOG_MSG_INFO("Configuring Filtering module...");
if (false ==
ConfigureFilteringBlockWithMetaDataEq(
IPA_CLIENT_TEST_CONS,
nMetaData,
nMetaDataMask)) {
bTestResult = false;
goto bail;
}
LOG_MSG_INFO("Sending packet into the A2NDUN pipe(%d bytes) and the Pipe will add an header",
nA2NDUNPacketByteSize);
nBytesSent = m_A2NDUNToIpaPipe.Send(pA2NDUNPacket, nA2NDUNPacketByteSize);
if (nA2NDUNPacketByteSize != nBytesSent) {
bTestResult = false;
goto bail;
}
//Receive the raw IP packet(which is a 4 arbitrary bytes) without header removal by the Pipe
LOG_MSG_INFO("Reading packet from the USB pipe");
nBytesReceived = m_IpaToUsbPipe.Receive(pPacketReceiveBuffer, HEADER_REMOVAL_TEST_MAX_PACKET_BYTE_SIZE);
//TODO Header Removal: at this point the success scenario is that data came to the correct pipe - change this to
//packet memory compare after header insertion is enabled.
if (0 == nBytesReceived) {
bTestResult = false;
goto bail;
}
LOG_MSG_INFO("Read buffer : ");
//Print the output
for (int i = 0 ; i < nBytesReceived ; i++) {
printf("0x%02x", pPacketReceiveBuffer[i]);
}
LOG_MSG_INFO("End of Read buffer.");
if(0 != memcmp((const void *)pPacketReceiveBuffer,
(const void *)(pA2NDUNPacket + (nBytesSent - nBytesReceived)),
nBytesReceived)) {
LOG_MSG_ERROR("Memory contains don't match");
bTestResult = false;
goto bail;
}
/* fall through */
bail:
delete pA2NDUNPacket;
return bTestResult;
}
static HeaderRemovalTOSCheck headerRemovalTOSCheck;
static HeaderRemovalMetaDataFiltering headerRemovalMetaDataFiltering;
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////