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/* $Id: tstHGCMSvc.cpp $ */
/** @file
* HGCM Service Testcase.
*/
/*
* Copyright (C) 2009-2019 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#include <VBox/hgcmsvc.h>
#include <iprt/initterm.h>
#include <iprt/test.h>
/** Test the getString member function. Indirectly tests the getPointer
* and getBuffer APIs.
* @param hTest an running IPRT test
* @param type the type that the parameter should be set to before
* calling getString
* @param pcch the value that the parameter should be set to before
* calling getString, and also the address (!) which we
* expect getString to return. Stricter than needed of
* course, but I was feeling lazy.
* @param cb the size that the parameter should be set to before
* calling getString, and also the size which we expect
* getString to return.
* @param rcExp the expected return value of the call to getString.
*/
void doTestGetString(VBOXHGCMSVCPARM *pParm, RTTEST hTest, uint32_t type,
const char *pcch, uint32_t cb, int rcExp)
{
/* An RTTest API like this, which would print out an additional line
* of context if a test failed, would be nice. This is because the
* line number alone doesn't help much here, given that this is a
* subroutine called many times. */
/*
RTTestContextF(hTest,
("doTestGetString, type=%u, pcch=%p, acp=%u, rcExp=%Rrc",
type, pcch, acp, rcExp));
*/
HGCMSvcSetPv(pParm, (void *)pcch, cb);
pParm->type = type; /* in case we don't want VBOX_HGCM_SVC_PARM_PTR */
const char *pcch2 = NULL;
uint32_t cb2 = 0;
int rc = HGCMSvcGetCStr(pParm, &pcch2, &cb2);
RTTEST_CHECK_RC(hTest, rc, rcExp);
if (RT_SUCCESS(rcExp))
{
RTTEST_CHECK_MSG_RETV(hTest, (pcch2 == pcch),
(hTest, "expected %p, got %p", pcch, pcch2));
RTTEST_CHECK_MSG_RETV(hTest, (cb2 == cb),
(hTest, "expected %u, got %u", cb, cb2));
}
}
/** Run some unit tests on the getString method and indirectly test
* getPointer and getBuffer as well. */
void testGetString(VBOXHGCMSVCPARM *pParm, RTTEST hTest)
{
RTTestSub(hTest, "HGCM string parameter handling");
doTestGetString(pParm, hTest, VBOX_HGCM_SVC_PARM_32BIT, "test", 3,
VERR_INVALID_PARAMETER);
doTestGetString(pParm, hTest, VBOX_HGCM_SVC_PARM_PTR, "test", 5,
VINF_SUCCESS);
doTestGetString(pParm, hTest, VBOX_HGCM_SVC_PARM_PTR, "test", 3,
VERR_BUFFER_OVERFLOW);
doTestGetString(pParm, hTest, VBOX_HGCM_SVC_PARM_PTR, "test\xf0", 6,
VERR_INVALID_UTF8_ENCODING);
doTestGetString(pParm, hTest, VBOX_HGCM_SVC_PARM_PTR, "test", 0,
VERR_INVALID_PARAMETER);
doTestGetString(pParm, hTest, VBOX_HGCM_SVC_PARM_PTR, (const char *)0x1, 5,
VERR_INVALID_PARAMETER);
RTTestSubDone(hTest);
}
int main()
{
/*
* Init the runtime, test and say hello.
*/
RTTEST hTest;
int rc = RTTestInitAndCreate("tstHGCMSvc", &hTest);
if (rc)
return rc;
RTTestBanner(hTest);
/*
* Run the test.
*/
VBOXHGCMSVCPARM parm;
testGetString(&parm, hTest);
/*
* Summary
*/
return RTTestSummaryAndDestroy(hTest);
}
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