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91927c62d8
libvirt/tests/virusbtest.c
Michal Privoznik afecfc2bf4 testUSBList: don't leak @dev 
==22187== 77 (56 direct, 21 indirect) bytes in 1 blocks are definitely lost in loss record 23 of 37
==22187==    at 0x4C2BC75: calloc (vg_replace_malloc.c:624)
==22187==    by 0x4E75685: virAlloc (viralloc.c:144)
==22187==    by 0x4F0613A: virUSBDeviceNew (virusb.c:332)
==22187==    by 0x4F05BA2: virUSBDeviceSearch (virusb.c:183)
==22187==    by 0x4F05F95: virUSBDeviceFind (virusb.c:296)
==22187==    by 0x403514: testUSBList (virusbtest.c:209)
==22187==    by 0x403BD8: virTestRun (testutils.c:180)
==22187==    by 0x4039E5: mymain (virusbtest.c:285)
==22187==    by 0x4056BC: virTestMain (testutils.c:992)
==22187==    by 0x403A4A: main (virusbtest.c:293)

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
2017-02-10 10:25:44 +01:00

295 lines
8.8 KiB
C
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/*
* Copyright (C) 2013-2014 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*
* Author: Jan Tomko <jtomko@redhat.com>
*/
#include <config.h>
#include <stdlib.h>
#include "viralloc.h"
#include "virerror.h"
#include "virfile.h"
#include "virusb.h"
#include "testutils.h"
#define VIR_FROM_THIS VIR_FROM_NONE
typedef enum {
FIND_BY_ALL,
FIND_BY_VENDOR,
FIND_BY_BUS
} testUSBFindFlags;
struct findTestInfo {
const char *name;
unsigned int vendor;
unsigned int product;
unsigned int bus;
unsigned int devno;
const char *vroot;
bool mandatory;
int how;
bool expectFailure;
};
static int testDeviceFileActor(virUSBDevicePtr dev,
const char *path,
void *opaque ATTRIBUTE_UNUSED)
{
char *str = NULL;
int ret = 0;
if (virAsprintf(&str, USB_DEVFS "%03d/%03d",
virUSBDeviceGetBus(dev),
virUSBDeviceGetDevno(dev)) < 0)
return -1;
if (STRNEQ(path, str)) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"Device path '%s' does not match expected '%s'",
path, str);
ret = -1;
}
VIR_FREE(str);
return ret;
}
static int testDeviceFind(const void *opaque)
{
const struct findTestInfo *info = opaque;
int ret = -1;
virUSBDevicePtr dev = NULL;
virUSBDeviceListPtr devs = NULL;
int rv = 0;
size_t i, ndevs = 0;
switch (info->how) {
case FIND_BY_ALL:
rv = virUSBDeviceFind(info->vendor, info->product,
info->bus, info->devno,
info->vroot, info->mandatory, &dev);
break;
case FIND_BY_VENDOR:
rv = virUSBDeviceFindByVendor(info->vendor, info->product,
info->vroot, info->mandatory, &devs);
break;
case FIND_BY_BUS:
rv = virUSBDeviceFindByBus(info->bus, info->devno,
info->vroot, info->mandatory, &dev);
break;
}
if (info->expectFailure) {
if (rv == 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
"unexpected success");
} else {
ret = 0;
}
goto cleanup;
} else if (rv < 0) {
goto cleanup;
}
switch (info->how) {
case FIND_BY_ALL:
case FIND_BY_BUS:
if (virUSBDeviceFileIterate(dev, testDeviceFileActor, NULL) < 0)
goto cleanup;
break;
case FIND_BY_VENDOR:
ndevs = virUSBDeviceListCount(devs);
for (i = 0; i < ndevs; i++) {
virUSBDevicePtr device = virUSBDeviceListGet(devs, i);
if (virUSBDeviceFileIterate(device, testDeviceFileActor, NULL) < 0)
goto cleanup;
}
break;
}
ret = 0;
cleanup:
virObjectUnref(devs);
virUSBDeviceFree(dev);
return ret;
}
static int
testCheckNdevs(const char* occasion,
size_t got,
size_t expected)
{
if (got != expected) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"%s: got %zu devices, expected %zu",
occasion, got, expected);
return -1;
}
return 0;
}
static int
testUSBList(const void *opaque ATTRIBUTE_UNUSED)
{
virUSBDeviceListPtr list = NULL;
virUSBDeviceListPtr devlist = NULL;
virUSBDevicePtr dev = NULL;
int ret = -1;
size_t i, ndevs;
if (!(list = virUSBDeviceListNew()))
goto cleanup;
#define EXPECTED_NDEVS_ONE 3
if (virUSBDeviceFindByVendor(0x1d6b, 0x0002, NULL, true, &devlist) < 0)
goto cleanup;
ndevs = virUSBDeviceListCount(devlist);
if (testCheckNdevs("After first find", ndevs, EXPECTED_NDEVS_ONE) < 0)
goto cleanup;
for (i = 0; i < ndevs; i++) {
dev = virUSBDeviceListGet(devlist, 0);
dev = virUSBDeviceListSteal(devlist, dev);
if (virUSBDeviceListAdd(list, dev) < 0)
goto cleanup;
dev = NULL;
}
virObjectUnref(devlist);
devlist = NULL;
ndevs = virUSBDeviceListCount(list);
if (testCheckNdevs("After first loop", ndevs, EXPECTED_NDEVS_ONE) < 0)
goto cleanup;
#define EXPECTED_NDEVS_TWO 3
if (virUSBDeviceFindByVendor(0x18d1, 0x4e22, NULL, true, &devlist) < 0)
goto cleanup;
ndevs = virUSBDeviceListCount(devlist);
if (testCheckNdevs("After second find", ndevs, EXPECTED_NDEVS_TWO) < 0)
goto cleanup;
for (i = 0; i < ndevs; i++) {
dev = virUSBDeviceListGet(devlist, 0);
dev = virUSBDeviceListSteal(devlist, dev);
if (virUSBDeviceListAdd(list, dev) < 0)
goto cleanup;
dev = NULL;
}
if (testCheckNdevs("After second loop",
virUSBDeviceListCount(list),
EXPECTED_NDEVS_ONE + EXPECTED_NDEVS_TWO) < 0)
goto cleanup;
if (virUSBDeviceFind(0x18d1, 0x4e22, 1, 20, NULL, true, &dev) < 0)
goto cleanup;
if (!virUSBDeviceListFind(list, dev)) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"Device '%s' not in list when it should be",
virUSBDeviceGetName(dev));
goto cleanup;
}
virUSBDeviceListDel(list, dev);
virUSBDeviceFree(dev);
dev = NULL;
if (testCheckNdevs("After deleting one",
virUSBDeviceListCount(list),
EXPECTED_NDEVS_ONE + EXPECTED_NDEVS_TWO - 1) < 0)
goto cleanup;
ret = 0;
cleanup:
virObjectUnref(list);
virObjectUnref(devlist);
virUSBDeviceFree(dev);
return ret;
}
static int
mymain(void)
{
int rv = 0;
#define DO_TEST_FIND_FULL(name, vend, prod, bus, devno, vroot, mand, how, fail) \
do { \
struct findTestInfo data = { name, vend, prod, bus, \
devno, vroot, mand, how, fail \
}; \
if (virTestRun("USBDeviceFind " name, testDeviceFind, &data) < 0) \
rv = -1; \
} while (0)
#define DO_TEST_FIND(name, vend, prod, bus, devno) \
DO_TEST_FIND_FULL(name, vend, prod, bus, devno, NULL, true, \
FIND_BY_ALL, false)
#define DO_TEST_FIND_FAIL(name, vend, prod, bus, devno) \
DO_TEST_FIND_FULL(name, vend, prod, bus, devno, NULL, true, \
FIND_BY_ALL, true)
#define DO_TEST_FIND_BY_BUS(name, bus, devno) \
DO_TEST_FIND_FULL(name, 101, 202, bus, devno, NULL, true, \
FIND_BY_BUS, false)
#define DO_TEST_FIND_BY_BUS_FAIL(name, bus, devno) \
DO_TEST_FIND_FULL(name, 101, 202, bus, devno, NULL, true, \
FIND_BY_BUS, true)
#define DO_TEST_FIND_BY_VENDOR(name, vend, prod) \
DO_TEST_FIND_FULL(name, vend, prod, 123, 456, NULL, true, \
FIND_BY_VENDOR, false)
#define DO_TEST_FIND_BY_VENDOR_FAIL(name, vend, prod) \
DO_TEST_FIND_FULL(name, vend, prod, 123, 456, NULL, true, \
FIND_BY_VENDOR, true)
DO_TEST_FIND("Nexus", 0x18d1, 0x4e22, 1, 20);
DO_TEST_FIND_FAIL("Nexus wrong devnum", 0x18d1, 0x4e22, 1, 25);
DO_TEST_FIND_FAIL("Bogus", 0xf00d, 0xbeef, 1024, 768);
DO_TEST_FIND_BY_BUS("integrated camera", 1, 5);
DO_TEST_FIND_BY_BUS_FAIL("wrong bus/devno combination", 2, 20);
DO_TEST_FIND_BY_BUS_FAIL("missing bus", 5, 20);
DO_TEST_FIND_BY_BUS_FAIL("missing devnum", 1, 158);
DO_TEST_FIND_BY_VENDOR("Nexus (multiple results)", 0x18d1, 0x4e22);
DO_TEST_FIND_BY_VENDOR_FAIL("Bogus vendor and product", 0xf00d, 0xbeef);
DO_TEST_FIND_BY_VENDOR_FAIL("Valid vendor", 0x1d6b, 0xbeef);
if (virTestRun("USB List test", testUSBList, NULL) < 0)
rv = -1;
if (rv < 0)
return EXIT_FAILURE;
return EXIT_SUCCESS;
}
VIRT_TEST_MAIN_PRELOAD(mymain, abs_builddir "/.libs/virusbmock.so")
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