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33 * version: DPDK.L.1.2.3-3
40 #include <sys/queue.h>
42 #include <cmdline_parse.h>
44 #include <rte_string_fns.h>
45 #include <rte_tailq.h>
49 #define do_return(...) do { \
50 printf("Error at %s, line %d: ", __func__, __LINE__); \
51 printf(__VA_ARGS__); \
55 #define DEFAULT_TAILQ "dummy_q0"
57 static struct rte_dummy d_elem;
60 test_tailq_create(void)
62 struct rte_dummy_head *d_head;
63 char name[RTE_TAILQ_NAMESIZE];
66 /* create a first tailq and check its non-null */
67 d_head = RTE_TAILQ_RESERVE(DEFAULT_TAILQ, rte_dummy_head);
69 do_return("Error allocating "DEFAULT_TAILQ"\n");
71 /* check we can add an item to it
73 TAILQ_INSERT_TAIL(d_head, &d_elem, next);
75 /* try allocating dummy_q0 again, and check for failure */
76 if (RTE_TAILQ_RESERVE(DEFAULT_TAILQ, rte_dummy_head) != NULL)
77 do_return("Error, non-null result returned when attemption to "
78 "re-allocate a tailq\n");
80 /* now fill up the tailq slots available and check we get an error */
81 for (i = 1; i < RTE_MAX_TAILQ; i++){
82 rte_snprintf(name, sizeof(name), "dummy_q%u", i);
83 if ((d_head = RTE_TAILQ_RESERVE(name, rte_dummy_head)) == NULL)
87 /* check that we had an error return before RTE_MAX_TAILQ */
88 if (i == RTE_MAX_TAILQ)
89 do_return("Error, we did not have a reservation failure as expected\n");
95 test_tailq_lookup(void)
97 /* run successful test - check result is found */
98 struct rte_dummy_head *d_head;
99 struct rte_dummy *d_ptr;
101 d_head = RTE_TAILQ_LOOKUP(DEFAULT_TAILQ, rte_dummy_head);
103 do_return("Error with tailq lookup\n");
105 TAILQ_FOREACH(d_ptr, d_head, next)
106 if (d_ptr != &d_elem)
107 do_return("Error with tailq returned from lookup - "
108 "expected element not found\n");
110 /* now try a bad/error lookup */
111 d_head = RTE_TAILQ_LOOKUP("does_not_exist_queue", rte_dummy_head);
113 do_return("Error, lookup does not return NULL for bad tailq name\n");
122 ret |= test_tailq_create();
123 ret |= test_tailq_lookup();