diff options
| -rw-r--r-- | include/qemu/cutils.h | 6 | ||||
| -rw-r--r-- | monitor.c | 2 | ||||
| -rw-r--r-- | tests/test-cutils.c | 24 | ||||
| -rw-r--r-- | util/cutils.c | 18 |
4 files changed, 29 insertions, 21 deletions
diff --git a/include/qemu/cutils.h b/include/qemu/cutils.h index 756b41c..d2dad30 100644 --- a/include/qemu/cutils.h +++ b/include/qemu/cutils.h @@ -153,9 +153,9 @@ int parse_uint(const char *s, unsigned long long *value, char **endptr, int base); int parse_uint_full(const char *s, unsigned long long *value, int base); -int qemu_strtosz(const char *nptr, char **end, uint64_t *result); -int qemu_strtosz_MiB(const char *nptr, char **end, uint64_t *result); -int qemu_strtosz_metric(const char *nptr, char **end, uint64_t *result); +int qemu_strtosz(const char *nptr, const char **end, uint64_t *result); +int qemu_strtosz_MiB(const char *nptr, const char **end, uint64_t *result); +int qemu_strtosz_metric(const char *nptr, const char **end, uint64_t *result); /* used to print char* safely */ #define STR_OR_NULL(str) ((str) ? (str) : "null") @@ -3232,7 +3232,7 @@ static QDict *monitor_parse_arguments(Monitor *mon, { int ret; uint64_t val; - char *end; + const char *end; while (qemu_isspace(*p)) { p++; diff --git a/tests/test-cutils.c b/tests/test-cutils.c index d85c3e0..1aa8351 100644 --- a/tests/test-cutils.c +++ b/tests/test-cutils.c @@ -1950,7 +1950,7 @@ static void test_qemu_strtou64_full_max(void) static void test_qemu_strtosz_simple(void) { const char *str; - char *endptr = NULL; + const char *endptr; int err; uint64_t res = 0xbaadf00d; @@ -2017,7 +2017,7 @@ static void test_qemu_strtosz_units(void) const char *p = "1P"; const char *e = "1E"; int err; - char *endptr = NULL; + const char *endptr; uint64_t res = 0xbaadf00d; /* default is M */ @@ -2066,7 +2066,7 @@ static void test_qemu_strtosz_float(void) { const char *str = "12.345M"; int err; - char *endptr = NULL; + const char *endptr; uint64_t res = 0xbaadf00d; err = qemu_strtosz(str, &endptr, &res); @@ -2078,7 +2078,7 @@ static void test_qemu_strtosz_float(void) static void test_qemu_strtosz_invalid(void) { const char *str; - char *endptr = NULL; + const char *endptr; int err; uint64_t res = 0xbaadf00d; @@ -2096,12 +2096,22 @@ static void test_qemu_strtosz_invalid(void) err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -EINVAL); g_assert(endptr == str); + + str = "inf"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, -EINVAL); + g_assert(endptr == str); + + str = "NaN"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, -EINVAL); + g_assert(endptr == str); } static void test_qemu_strtosz_trailing(void) { const char *str; - char *endptr = NULL; + const char *endptr; int err; uint64_t res = 0xbaadf00d; @@ -2126,7 +2136,7 @@ static void test_qemu_strtosz_trailing(void) static void test_qemu_strtosz_erange(void) { const char *str; - char *endptr = NULL; + const char *endptr; int err; uint64_t res = 0xbaadf00d; @@ -2160,7 +2170,7 @@ static void test_qemu_strtosz_metric(void) { const char *str = "12345k"; int err; - char *endptr = NULL; + const char *endptr; uint64_t res = 0xbaadf00d; err = qemu_strtosz_metric(str, &endptr, &res); diff --git a/util/cutils.c b/util/cutils.c index ec0a401..e098deb 100644 --- a/util/cutils.c +++ b/util/cutils.c @@ -203,23 +203,21 @@ static int64_t suffix_mul(char suffix, int64_t unit) /* * Convert string to bytes, allowing either B/b for bytes, K/k for KB, * M/m for MB, G/g for GB or T/t for TB. End pointer will be returned - * in *end, if not NULL. Return -ERANGE on overflow, Return -EINVAL on + * in *end, if not NULL. Return -ERANGE on overflow, and -EINVAL on * other error. */ -static int do_strtosz(const char *nptr, char **end, +static int do_strtosz(const char *nptr, const char **end, const char default_suffix, int64_t unit, uint64_t *result) { int retval; - char *endptr; + const char *endptr; unsigned char c; int mul_required = 0; double val, mul, integral, fraction; - errno = 0; - val = strtod(nptr, &endptr); - if (isnan(val) || endptr == nptr || errno != 0) { - retval = -EINVAL; + retval = qemu_strtod_finite(nptr, &endptr, &val); + if (retval) { goto out; } fraction = modf(val, &integral); @@ -259,17 +257,17 @@ out: return retval; } -int qemu_strtosz(const char *nptr, char **end, uint64_t *result) +int qemu_strtosz(const char *nptr, const char **end, uint64_t *result) { return do_strtosz(nptr, end, 'B', 1024, result); } -int qemu_strtosz_MiB(const char *nptr, char **end, uint64_t *result) +int qemu_strtosz_MiB(const char *nptr, const char **end, uint64_t *result) { return do_strtosz(nptr, end, 'M', 1024, result); } -int qemu_strtosz_metric(const char *nptr, char **end, uint64_t *result) +int qemu_strtosz_metric(const char *nptr, const char **end, uint64_t *result) { return do_strtosz(nptr, end, 'B', 1000, result); } |