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