static int check_time(long offset)
{
struct tm tm1, tm2, o1;
int off_day, off_sec;
long toffset;
time_t t1, t2;
time(&t1);
t2 = t1 + offset;
OPENSSL_gmtime(&t2, &tm2);
OPENSSL_gmtime(&t1, &tm1);
o1 = tm1;
OPENSSL_gmtime_adj(&tm1, 0, offset);
if (!TEST_int_eq(tm1.tm_year, tm2.tm_year)
|| !TEST_int_eq(tm1.tm_mon, tm2.tm_mon)
|| !TEST_int_eq(tm1.tm_mday, tm2.tm_mday)
|| !TEST_int_eq(tm1.tm_hour, tm2.tm_hour)
|| !TEST_int_eq(tm1.tm_min, tm2.tm_min)
|| !TEST_int_eq(tm1.tm_sec, tm2.tm_sec)
|| !TEST_true(OPENSSL_gmtime_diff(&off_day, &off_sec, &o1, &tm1)))
return 0;
toffset = (long)off_day * SECS_PER_DAY + off_sec;
if (!TEST_long_eq(offset, toffset))
return 0;
return 1;
}
static int test_sanity_sign(void)
{
/* Check that values with sign bit 1 and value bits 0 are valid */
if (!TEST_int_eq(-(INT_MIN + 1), INT_MAX)
|| !TEST_long_eq(-(LONG_MIN + 1), LONG_MAX))
return 0;
return 1;
}
static int test_sanity_unsigned_convertion(void)
{
/* Check that unsigned-to-signed conversions preserve bit patterns */
if (!TEST_int_eq((int)((unsigned int)INT_MAX + 1), INT_MIN)
|| !TEST_long_eq((long)((unsigned long)LONG_MAX + 1), LONG_MIN))
return 0;
return 1;
}
static int test_sanity_twos_complement(void)
{
/* Basic two's complement checks. */
if (!TEST_int_eq(~(-1), 0)
|| !TEST_long_eq(~(-1L), 0L))
return 0;
return 1;
}
