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authorGravatar thinkerou <thinkerou@gmail.com>2016-07-09 10:11:28 +0800
committerGravatar thinkerou <thinkerou@gmail.com>2016-07-09 10:12:24 +0800
commit614e6f9e58c28c1c8012622bd3af7449fda3f55e (patch)
tree12d8a0cfd63022389fe1ede6e696f62294e8a04b /src/core/lib
parentd4c1abb8530aaa136242742e56d3237c593cf07d (diff)
Update the clearer name of function
Diffstat (limited to 'src/core/lib')
-rw-r--r--src/core/lib/support/time.c42
1 files changed, 23 insertions, 19 deletions
diff --git a/src/core/lib/support/time.c b/src/core/lib/support/time.c
index 238317ffb4..bc0a9afc15 100644
--- a/src/core/lib/support/time.c
+++ b/src/core/lib/support/time.c
@@ -80,34 +80,38 @@ gpr_timespec gpr_inf_past(gpr_clock_type type) {
return out;
}
-static gpr_timespec get_timespec_by_different_second_unit(int64_t t, int64_t n,
- gpr_clock_type type) {
+static gpr_timespec to_seconds_from_sub_second_time(int64_t time_in_units,
+ int64_t units_per_sec,
+ gpr_clock_type type) {
gpr_timespec out;
- if (t == INT64_MAX) {
+ if (time_in_units == INT64_MAX) {
out = gpr_inf_future(type);
- } else if (t == INT64_MIN) {
+ } else if (time_in_units == INT64_MIN) {
out = gpr_inf_past(type);
} else {
- if (t >= 0) {
- out.tv_sec = t / n;
+ if (time_in_units >= 0) {
+ out.tv_sec = time_in_units / units_per_sec;
} else {
- out.tv_sec = (-((n - 1) - (t + n)) / n) - 1;
+ out.tv_sec = (-((units_per_sec - 1) -
+ (time_in_units + units_per_sec)) / units_per_sec) - 1;
}
- out.tv_nsec = (int32_t)((t - out.tv_sec * n) * GPR_NS_PER_SEC / n);
+ out.tv_nsec = (int32_t)((time_in_units - out.tv_sec * units_per_sec) *
+ GPR_NS_PER_SEC / units_per_sec);
out.clock_type = type;
}
return out;
}
-static gpr_timespec get_timespec_by_hour_or_minute_unit(int64_t t, int64_t n,
- gpr_clock_type type) {
+static gpr_timespec to_seconds_from_above_second_time(int64_t time_in_units,
+ int64_t secs_per_unit,
+ gpr_clock_type type) {
gpr_timespec out;
- if (t >= INT64_MAX / n) {
+ if (time_in_units >= INT64_MAX / secs_per_unit) {
out = gpr_inf_future(type);
- } else if (t <= INT64_MIN / n) {
+ } else if (time_in_units <= INT64_MIN / secs_per_unit) {
out = gpr_inf_past(type);
} else {
- out.tv_sec = t * n;
+ out.tv_sec = time_in_units * secs_per_unit;
out.tv_nsec = 0;
out.clock_type = type;
}
@@ -115,27 +119,27 @@ static gpr_timespec get_timespec_by_hour_or_minute_unit(int64_t t, int64_t n,
}
gpr_timespec gpr_time_from_nanos(int64_t ns, gpr_clock_type type) {
- return get_timespec_by_different_second_unit(ns, GPR_NS_PER_SEC, type);
+ return to_seconds_from_sub_second_time(ns, GPR_NS_PER_SEC, type);
}
gpr_timespec gpr_time_from_micros(int64_t us, gpr_clock_type type) {
- return get_timespec_by_different_second_unit(us, GPR_US_PER_SEC, type);
+ return to_seconds_from_sub_second_time(us, GPR_US_PER_SEC, type);
}
gpr_timespec gpr_time_from_millis(int64_t ms, gpr_clock_type type) {
- return get_timespec_by_different_second_unit(ms, GPR_MS_PER_SEC, type);
+ return to_seconds_from_sub_second_time(ms, GPR_MS_PER_SEC, type);
}
gpr_timespec gpr_time_from_seconds(int64_t s, gpr_clock_type type) {
- return get_timespec_by_different_second_unit(s, 1, type);
+ return to_seconds_from_sub_second_time(s, 1, type);
}
gpr_timespec gpr_time_from_minutes(int64_t m, gpr_clock_type type) {
- return get_timespec_by_hour_or_minute_unit(m, 60, type);
+ return to_seconds_from_above_second_time(m, 60, type);
}
gpr_timespec gpr_time_from_hours(int64_t h, gpr_clock_type type) {
- return get_timespec_by_hour_or_minute_unit(h, 3600, type);
+ return to_seconds_from_above_second_time(h, 3600, type);
}
gpr_timespec gpr_time_add(gpr_timespec a, gpr_timespec b) {