ceph/src/spdk/test/lib/env/pci/pci_ut.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright (c) Intel Corporation.
   5  *   All rights reserved.
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   7  *   Redistribution and use in source and binary forms, with or without
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  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <unistd.h>
  35 #include <stdlib.h>
  36 #include <sys/types.h>
  37 #include <sys/wait.h>
  38
  39 #include "spdk/env.h"
  40
  41 #include "CUnit/Basic.h"
  42
  43 static void
  44 pci_test(void)
  45 {
  46         int rc = 0;
  47         pid_t childPid;
  48         int status, ret;
  49         struct spdk_pci_addr pci_addr;
  50
  51         pci_addr.domain = 0x0;
  52         pci_addr.bus = 0x5;
  53         pci_addr.dev = 0x4;
  54         pci_addr.func = 1;
  55
  56         rc = spdk_pci_device_claim(&pci_addr);
  57         CU_ASSERT(rc == 0);
  58
  59         childPid = fork();
  60         CU_ASSERT(childPid >= 0);
  61         if (childPid == 0) {
  62                 ret = spdk_pci_device_claim(&pci_addr);
  63                 CU_ASSERT(ret == -1);
  64                 exit(0);
  65         } else {
  66                 waitpid(childPid, &status, 0);
  67         }
  68 }
  69
  70 int main(int argc, char **argv)
  71 {
  72         CU_pSuite       suite = NULL;
  73         unsigned int    num_failures;
  74
  75         if (CU_initialize_registry() != CUE_SUCCESS) {
  76                 return CU_get_error();
  77         }
  78
  79         suite = CU_add_suite("pci", NULL, NULL);
  80         if (suite == NULL) {
  81                 CU_cleanup_registry();
  82                 return CU_get_error();
  83         }
  84
  85         if (
  86                 CU_add_test(suite, "pci_ut1", pci_test) == NULL
  87         ) {
  88                 CU_cleanup_registry();
  89                 return CU_get_error();
  90         }
  91
  92         CU_basic_set_mode(CU_BRM_VERBOSE);
  93         CU_basic_run_tests();
  94         num_failures = CU_get_number_of_failures();
  95         CU_cleanup_registry();
  96         return num_failures;
  97 }