diff options
| author | Yukihiro "Matz" Matsumoto <[email protected]> | 2014-07-02 10:28:10 +0900 |
|---|---|---|
| committer | Yukihiro "Matz" Matsumoto <[email protected]> | 2014-07-02 10:28:10 +0900 |
| commit | e749267909f879ac3e8b8cf681c2c6067d056a96 (patch) | |
| tree | a0cef70058af161c92309000ed72843bd19b9693 /mrbgems/mruby-time | |
| parent | ad50277549dc751ddabaa04c5c48749015e5e14a (diff) | |
| download | mruby-e749267909f879ac3e8b8cf681c2c6067d056a96.tar.gz mruby-e749267909f879ac3e8b8cf681c2c6067d056a96.zip | |
time overflow check; ref #2337
Diffstat (limited to 'mrbgems/mruby-time')
| -rw-r--r-- | mrbgems/mruby-time/src/time.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/mrbgems/mruby-time/src/time.c b/mrbgems/mruby-time/src/time.c index 410b36173..d111ca29c 100644 --- a/mrbgems/mruby-time/src/time.c +++ b/mrbgems/mruby-time/src/time.c @@ -201,6 +201,13 @@ time_alloc(mrb_state *mrb, double sec, double usec, enum mrb_timezone timezone) tm = (struct mrb_time *)mrb_malloc(mrb, sizeof(struct mrb_time)); tm->sec = (time_t)sec; + if (sizeof(time_t) == 4 && (sec > (double)INT32_MAX || (double)INT32_MIN > sec)) { + goto out_of_range; + } + else if ((sec > 0 && tm->sec < 0) || (sec < 0 && (double)tm->sec > sec)) { + out_of_range: + mrb_raisef(mrb, E_ARGUMENT_ERROR, "%S out of Time range", mrb_float_value(mrb, sec)); + } tm->usec = (time_t)((sec - tm->sec) * 1.0e6 + usec); while (tm->usec < 0) { tm->sec--; |