diff options
| -rw-r--r-- | tests/unit/test-cutils.c | 117 | ||||
| -rw-r--r-- | util/cutils.c | 4 |
2 files changed, 114 insertions, 7 deletions
diff --git a/tests/unit/test-cutils.c b/tests/unit/test-cutils.c index e025b54c05..5908de4fd0 100644 --- a/tests/unit/test-cutils.c +++ b/tests/unit/test-cutils.c @@ -1952,9 +1952,11 @@ static void test_qemu_strtosz_simple(void) const char *str; const char *endptr; int err; - uint64_t res = 0xbaadf00d; + uint64_t res; str = "0"; + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 0); @@ -1962,6 +1964,8 @@ static void test_qemu_strtosz_simple(void) /* Leading 0 gives decimal results, not octal */ str = "08"; + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 8); @@ -1969,46 +1973,61 @@ static void test_qemu_strtosz_simple(void) /* Leading space is ignored */ str = " 12345"; + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 12345); g_assert(endptr == str + 6); + res = 0xbaadf00d; err = qemu_strtosz(str, NULL, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 12345); str = "9007199254740991"; /* 2^53-1 */ + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 0x1fffffffffffff); g_assert(endptr == str + 16); str = "9007199254740992"; /* 2^53 */ + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 0x20000000000000); g_assert(endptr == str + 16); str = "9007199254740993"; /* 2^53+1 */ + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 0x20000000000001); g_assert(endptr == str + 16); str = "18446744073709549568"; /* 0xfffffffffffff800 (53 msbs set) */ + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 0xfffffffffffff800); g_assert(endptr == str + 20); str = "18446744073709550591"; /* 0xfffffffffffffbff */ + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 0xfffffffffffffbff); g_assert(endptr == str + 20); str = "18446744073709551615"; /* 0xffffffffffffffff */ + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 0xffffffffffffffff); @@ -2020,21 +2039,27 @@ static void test_qemu_strtosz_hex(void) const char *str; const char *endptr; int err; - uint64_t res = 0xbaadf00d; + uint64_t res; str = "0x0"; + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 0); g_assert(endptr == str + 3); str = "0xab"; + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 171); g_assert(endptr == str + 4); str = "0xae"; + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 174); @@ -2053,44 +2078,60 @@ static void test_qemu_strtosz_units(void) const char *e = "1E"; int err; const char *endptr; - uint64_t res = 0xbaadf00d; + uint64_t res; /* default is M */ + endptr = NULL; + res = 0xbaadf00d; err = qemu_strtosz_MiB(none, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, MiB); g_assert(endptr == none + 1); + endptr = NULL; + res = 0xbaadf00d; err = qemu_strtosz(b, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 1); g_assert(endptr == b + 2); + endptr = NULL; + res = 0xbaadf00d; err = qemu_strtosz(k, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, KiB); g_assert(endptr == k + 2); + endptr = NULL; + res = 0xbaadf00d; err = qemu_strtosz(m, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, MiB); g_assert(endptr == m + 2); + endptr = NULL; + res = 0xbaadf00d; err = qemu_strtosz(g, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, GiB); g_assert(endptr == g + 2); + endptr = NULL; + res = 0xbaadf00d; err = qemu_strtosz(t, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, TiB); g_assert(endptr == t + 2); + endptr = NULL; + res = 0xbaadf00d; err = qemu_strtosz(p, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, PiB); g_assert(endptr == p + 2); + endptr = NULL; + res = 0xbaadf00d; err = qemu_strtosz(e, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, EiB); @@ -2102,9 +2143,11 @@ static void test_qemu_strtosz_float(void) const char *str; int err; const char *endptr; - uint64_t res = 0xbaadf00d; + uint64_t res; str = "0.5E"; + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, EiB / 2); @@ -2112,6 +2155,8 @@ static void test_qemu_strtosz_float(void) /* For convenience, a fraction of 0 is tolerated even on bytes */ str = "1.0B"; + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 1); @@ -2119,6 +2164,8 @@ static void test_qemu_strtosz_float(void) /* An empty fraction is tolerated */ str = "1.k"; + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 1024); @@ -2126,6 +2173,8 @@ static void test_qemu_strtosz_float(void) /* For convenience, we permit values that are not byte-exact */ str = "12.345M"; + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, (uint64_t) (12.345 * MiB + 0.5)); @@ -2140,67 +2189,91 @@ static void test_qemu_strtosz_invalid(void) uint64_t res = 0xbaadf00d; str = ""; + endptr = NULL; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); g_assert(endptr == str); str = " \t "; + endptr = NULL; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); g_assert(endptr == str); str = "crap"; + endptr = NULL; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); g_assert(endptr == str); str = "inf"; + endptr = NULL; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); g_assert(endptr == str); str = "NaN"; + endptr = NULL; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); g_assert(endptr == str); /* Fractional values require scale larger than bytes */ str = "1.1B"; + endptr = NULL; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); g_assert(endptr == str); str = "1.1"; + endptr = NULL; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); g_assert(endptr == str); /* No floating point exponents */ str = "1.5e1k"; + endptr = NULL; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); g_assert(endptr == str); str = "1.5E+0k"; + endptr = NULL; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); g_assert(endptr == str); /* No hex fractions */ str = "0x1.8k"; + endptr = NULL; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); g_assert(endptr == str); /* No negative values */ str = "-0"; + endptr = NULL; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); g_assert(endptr == str); str = "-1"; + endptr = NULL; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); g_assert(endptr == str); } @@ -2209,48 +2282,72 @@ static void test_qemu_strtosz_trailing(void) const char *str; const char *endptr; int err; - uint64_t res = 0xbaadf00d; + uint64_t res; str = "123xxx"; + endptr = NULL; + res = 0xbaadf00d; err = qemu_strtosz_MiB(str, &endptr, &res); + g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 123 * MiB); g_assert(endptr == str + 3); + res = 0xbaadf00d; err = qemu_strtosz(str, NULL, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); str = "1kiB"; + endptr = NULL; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 1024); g_assert(endptr == str + 2); + res = 0xbaadf00d; err = qemu_strtosz(str, NULL, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); str = "0x"; + endptr = NULL; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 0); g_assert(endptr == str + 1); + res = 0xbaadf00d; err = qemu_strtosz(str, NULL, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); str = "0.NaN"; + endptr = NULL; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); + g_assert_cmpint(res, ==, 0); g_assert(endptr == str + 2); + res = 0xbaadf00d; err = qemu_strtosz(str, NULL, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); str = "123-45"; + endptr = NULL; + res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 123); g_assert(endptr == str + 3); + res = 0xbaadf00d; err = qemu_strtosz(str, NULL, &res); g_assert_cmpint(err, ==, -EINVAL); + g_assert_cmpint(res, ==, 0xbaadf00d); } static void test_qemu_strtosz_erange(void) @@ -2261,13 +2358,17 @@ static void test_qemu_strtosz_erange(void) uint64_t res = 0xbaadf00d; str = "18446744073709551616"; /* 2^64; see strtosz_simple for 2^64-1 */ + endptr = NULL; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -ERANGE); + g_assert_cmpint(res, ==, 0xbaadf00d); g_assert(endptr == str + 20); str = "20E"; + endptr = NULL; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -ERANGE); + g_assert_cmpint(res, ==, 0xbaadf00d); g_assert(endptr == str + 3); } @@ -2276,15 +2377,19 @@ static void test_qemu_strtosz_metric(void) const char *str; int err; const char *endptr; - uint64_t res = 0xbaadf00d; + uint64_t res; str = "12345k"; + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz_metric(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 12345000); g_assert(endptr == str + 6); str = "12.345M"; + endptr = str; + res = 0xbaadf00d; err = qemu_strtosz_metric(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 12345000); diff --git a/util/cutils.c b/util/cutils.c index c442882b88..b425ed6570 100644 --- a/util/cutils.c +++ b/util/cutils.c @@ -362,7 +362,6 @@ static int do_strtosz(const char *nptr, const char **end, } } - *result = val; retval = 0; out: @@ -371,6 +370,9 @@ out: } else if (*endptr) { retval = -EINVAL; } + if (retval == 0) { + *result = val; + } return retval; } |