diff options
Diffstat (limited to 'src/core/hle/kernel/k_system_control.cpp')
-rw-r--r-- | src/core/hle/kernel/k_system_control.cpp | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/src/core/hle/kernel/k_system_control.cpp b/src/core/hle/kernel/k_system_control.cpp deleted file mode 100644 index aa1682f69..000000000 --- a/src/core/hle/kernel/k_system_control.cpp +++ /dev/null @@ -1,42 +0,0 @@ -// Copyright 2021 yuzu Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#include <random> - -#include "core/hle/kernel/k_system_control.h" - -namespace Kernel { - -namespace { -template <typename F> -u64 GenerateUniformRange(u64 min, u64 max, F f) { - // Handle the case where the difference is too large to represent. - if (max == std::numeric_limits<u64>::max() && min == std::numeric_limits<u64>::min()) { - return f(); - } - - // Iterate until we get a value in range. - const u64 range_size = ((max + 1) - min); - const u64 effective_max = (std::numeric_limits<u64>::max() / range_size) * range_size; - while (true) { - if (const u64 rnd = f(); rnd < effective_max) { - return min + (rnd % range_size); - } - } -} - -} // Anonymous namespace - -u64 KSystemControl::GenerateRandomU64() { - static std::random_device device; - static std::mt19937 gen(device()); - static std::uniform_int_distribution<u64> distribution(1, std::numeric_limits<u64>::max()); - return distribution(gen); -} - -u64 KSystemControl::GenerateRandomRange(u64 min, u64 max) { - return GenerateUniformRange(min, max, GenerateRandomU64); -} - -} // namespace Kernel |