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#include <assert.h>
#include <ck_ec.h>
#include "fuzz_harness.h"
static int gettime(const struct ck_ec_ops *, struct timespec *out);
static void wake32(const struct ck_ec_ops *, const uint32_t *);
static void wait32(const struct ck_ec_wait_state *, const uint32_t *,
uint32_t, const struct timespec *);
static void wake64(const struct ck_ec_ops *, const uint64_t *);
static void wait64(const struct ck_ec_wait_state *, const uint64_t *,
uint64_t, const struct timespec *);
static const struct ck_ec_ops test_ops = {
.gettime = gettime,
.wait32 = wait32,
.wait64 = wait64,
.wake32 = wake32,
.wake64 = wake64
};
static int gettime(const struct ck_ec_ops *ops, struct timespec *out)
{
(void)out;
assert(ops == &test_ops);
return -1;
}
static void wait32(const struct ck_ec_wait_state *wait_state,
const uint32_t *addr, uint32_t expected,
const struct timespec *deadline)
{
(void)addr;
(void)expected;
(void)deadline;
assert(wait_state->ops == &test_ops);
return;
}
static void wait64(const struct ck_ec_wait_state *wait_state,
const uint64_t *addr, uint64_t expected,
const struct timespec *deadline)
{
(void)addr;
(void)expected;
(void)deadline;
assert(wait_state->ops == &test_ops);
return;
}
static void wake32(const struct ck_ec_ops *ops, const uint32_t *addr)
{
(void)addr;
assert(ops == &test_ops);
return;
}
static void wake64(const struct ck_ec_ops *ops, const uint64_t *addr)
{
(void)addr;
assert(ops == &test_ops);
return;
}
/*
* Check that calling ck_ec{32,64}_wake always clears the waiting bit.
*/
struct example {
uint64_t value;
};
const struct example examples[] = {
{ 0 },
{ 1 },
{ 1UL << 30 },
{ 1UL << 31 },
{ INT32_MAX },
{ INT64_MAX },
{ 1ULL << 62 },
{ 1ULL << 63 },
};
static inline int test_slow_wakeup(const struct example *example)
{
{
struct ck_ec32 ec = { .counter = example->value };
ck_ec32_wake(&ec, &test_ops);
assert(!ck_ec32_has_waiters(&ec));
}
#ifdef CK_F_EC64
{
struct ck_ec64 ec = { .counter = example->value };
ck_ec64_wake(&ec, &test_ops);
assert(!ck_ec64_has_waiters(&ec));
}
#endif /* CK_F_EC64 */
return 0;
}
TEST(test_slow_wakeup, examples)
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