numam-dpdk/app/test/test_devargs.c
David Marchand c7985de0a7 remove unneeded tests for NULL when freeing
free() already handles NULL pointer.

Signed-off-by: David Marchand <david.marchand@6wind.com>
2016-01-27 15:34:48 +01:00

139 lines
4.6 KiB
C

/*-
* BSD LICENSE
*
* Copyright 2014 6WIND S.A.
*
* 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 6WIND S.A 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 BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE 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 <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/queue.h>
#include <rte_debug.h>
#include <rte_devargs.h>
#include "test.h"
/* clear devargs list that was modified by the test */
static void free_devargs_list(void)
{
struct rte_devargs *devargs;
while (!TAILQ_EMPTY(&devargs_list)) {
devargs = TAILQ_FIRST(&devargs_list);
TAILQ_REMOVE(&devargs_list, devargs, next);
free(devargs->args);
free(devargs);
}
}
static int
test_devargs(void)
{
struct rte_devargs_list save_devargs_list;
struct rte_devargs *devargs;
/* save the real devargs_list, it is restored at the end of the test */
save_devargs_list = devargs_list;
TAILQ_INIT(&devargs_list);
/* test valid cases */
if (rte_eal_devargs_add(RTE_DEVTYPE_WHITELISTED_PCI, "08:00.1") < 0)
goto fail;
if (rte_eal_devargs_add(RTE_DEVTYPE_WHITELISTED_PCI, "0000:5:00.0") < 0)
goto fail;
if (rte_eal_devargs_add(RTE_DEVTYPE_BLACKLISTED_PCI, "04:00.0,arg=val") < 0)
goto fail;
if (rte_eal_devargs_add(RTE_DEVTYPE_BLACKLISTED_PCI, "0000:01:00.1") < 0)
goto fail;
if (rte_eal_devargs_type_count(RTE_DEVTYPE_WHITELISTED_PCI) != 2)
goto fail;
if (rte_eal_devargs_type_count(RTE_DEVTYPE_BLACKLISTED_PCI) != 2)
goto fail;
if (rte_eal_devargs_type_count(RTE_DEVTYPE_VIRTUAL) != 0)
goto fail;
if (rte_eal_devargs_add(RTE_DEVTYPE_VIRTUAL, "eth_ring0") < 0)
goto fail;
if (rte_eal_devargs_add(RTE_DEVTYPE_VIRTUAL, "eth_ring1,key=val,k2=val2") < 0)
goto fail;
if (rte_eal_devargs_type_count(RTE_DEVTYPE_VIRTUAL) != 2)
goto fail;
free_devargs_list();
/* check virtual device with argument parsing */
if (rte_eal_devargs_add(RTE_DEVTYPE_VIRTUAL, "eth_ring1,k1=val,k2=val2") < 0)
goto fail;
devargs = TAILQ_FIRST(&devargs_list);
if (strncmp(devargs->virt.drv_name, "eth_ring1",
sizeof(devargs->virt.drv_name)) != 0)
goto fail;
if (!devargs->args || strcmp(devargs->args, "k1=val,k2=val2") != 0)
goto fail;
free_devargs_list();
/* check PCI device with empty argument parsing */
if (rte_eal_devargs_add(RTE_DEVTYPE_WHITELISTED_PCI, "04:00.1") < 0)
goto fail;
devargs = TAILQ_FIRST(&devargs_list);
if (devargs->pci.addr.domain != 0 ||
devargs->pci.addr.bus != 4 ||
devargs->pci.addr.devid != 0 ||
devargs->pci.addr.function != 1)
goto fail;
if (!devargs->args || strcmp(devargs->args, "") != 0)
goto fail;
free_devargs_list();
/* test error case: bad PCI address */
if (rte_eal_devargs_add(RTE_DEVTYPE_WHITELISTED_PCI, "08:1") == 0)
goto fail;
if (rte_eal_devargs_add(RTE_DEVTYPE_WHITELISTED_PCI, "00.1") == 0)
goto fail;
if (rte_eal_devargs_add(RTE_DEVTYPE_WHITELISTED_PCI, "foo") == 0)
goto fail;
if (rte_eal_devargs_add(RTE_DEVTYPE_WHITELISTED_PCI, ",") == 0)
goto fail;
if (rte_eal_devargs_add(RTE_DEVTYPE_WHITELISTED_PCI, "000f:0:0") == 0)
goto fail;
devargs_list = save_devargs_list;
return 0;
fail:
free_devargs_list();
devargs_list = save_devargs_list;
return -1;
}
static struct test_command devargs_cmd = {
.command = "devargs_autotest",
.callback = test_devargs,
};
REGISTER_TEST_COMMAND(devargs_cmd);