| // Copyright 2018 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "src/lib/timekeeper/monotonic_test_clock_base.h" |
| |
| #include <algorithm> |
| #include <type_traits> |
| |
| namespace timekeeper { |
| namespace { |
| |
| // Returns the starting value for the given clock. Ensures that |
| // |ZX_CLOCK_MONOTONIC| has a starting value of zero. |
| zx_time_t GetClockStartingValue(zx_clock_t clock_id) { |
| return (clock_id - ZX_CLOCK_MONOTONIC) * ZX_HOUR(24); |
| } |
| } // namespace |
| |
| MonotonicTestClockBase::MonotonicTestClockBase(fit::function<zx_time_t()> clock) |
| : clock_(std::move(clock)) {} |
| |
| MonotonicTestClockBase::~MonotonicTestClockBase() = default; |
| |
| zx_status_t MonotonicTestClockBase::GetTime(zx_clock_t clock_id, zx_time_t* time) const { |
| *time = GetClockStartingValue(clock_id) + GetMonotonicTime(); |
| return ZX_OK; |
| } |
| |
| zx_time_t MonotonicTestClockBase::GetMonotonicTime() const { |
| zx_time_t result = std::max(clock_(), last_returned_value_ + 1); |
| last_returned_value_ = result; |
| return result; |
| } |
| |
| } // namespace timekeeper |