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authorVincent Ambo <mail@tazj.in>2022-02-07T23·05+0300
committerclbot <clbot@tvl.fyi>2022-02-07T23·09+0000
commit5aa5d282eac56a21e74611c1cdbaa97bb5db2dca (patch)
tree8cc5dce8157a1470ff76719dd15d65f648a05522 /third_party/abseil_cpp/absl/random/internal/nonsecure_base.h
parenta25675804c4f429fab5ee5201fe25e89865dfd13 (diff)
chore(3p/abseil_cpp): unvendor abseil_cpp r/3786
we weren't actually using these sources anymore, okay?

Change-Id: If701571d9716de308d3512e1eb22c35db0877a66
Reviewed-on: https://cl.tvl.fyi/c/depot/+/5248
Tested-by: BuildkiteCI
Reviewed-by: grfn <grfn@gws.fyi>
Autosubmit: tazjin <tazjin@tvl.su>
Diffstat (limited to 'third_party/abseil_cpp/absl/random/internal/nonsecure_base.h')
-rw-r--r--third_party/abseil_cpp/absl/random/internal/nonsecure_base.h150
1 files changed, 0 insertions, 150 deletions
diff --git a/third_party/abseil_cpp/absl/random/internal/nonsecure_base.h b/third_party/abseil_cpp/absl/random/internal/nonsecure_base.h
deleted file mode 100644
index 730fa2ea12d2..000000000000
--- a/third_party/abseil_cpp/absl/random/internal/nonsecure_base.h
+++ /dev/null
@@ -1,150 +0,0 @@
-// Copyright 2017 The Abseil Authors.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      https://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#ifndef ABSL_RANDOM_INTERNAL_NONSECURE_BASE_H_
-#define ABSL_RANDOM_INTERNAL_NONSECURE_BASE_H_
-
-#include <algorithm>
-#include <cstdint>
-#include <iostream>
-#include <iterator>
-#include <random>
-#include <string>
-#include <type_traits>
-#include <vector>
-
-#include "absl/base/macros.h"
-#include "absl/meta/type_traits.h"
-#include "absl/random/internal/pool_urbg.h"
-#include "absl/random/internal/salted_seed_seq.h"
-#include "absl/random/internal/seed_material.h"
-#include "absl/types/optional.h"
-#include "absl/types/span.h"
-
-namespace absl {
-ABSL_NAMESPACE_BEGIN
-namespace random_internal {
-
-// Each instance of NonsecureURBGBase<URBG> will be seeded by variates produced
-// by a thread-unique URBG-instance.
-template <typename URBG>
-class NonsecureURBGBase {
- public:
-  using result_type = typename URBG::result_type;
-
-  // Default constructor
-  NonsecureURBGBase() : urbg_(ConstructURBG()) {}
-
-  // Copy disallowed, move allowed.
-  NonsecureURBGBase(const NonsecureURBGBase&) = delete;
-  NonsecureURBGBase& operator=(const NonsecureURBGBase&) = delete;
-  NonsecureURBGBase(NonsecureURBGBase&&) = default;
-  NonsecureURBGBase& operator=(NonsecureURBGBase&&) = default;
-
-  // Constructor using a seed
-  template <class SSeq, typename = typename absl::enable_if_t<
-                            !std::is_same<SSeq, NonsecureURBGBase>::value>>
-  explicit NonsecureURBGBase(SSeq&& seq)
-      : urbg_(ConstructURBG(std::forward<SSeq>(seq))) {}
-
-  // Note: on MSVC, min() or max() can be interpreted as MIN() or MAX(), so we
-  // enclose min() or max() in parens as (min)() and (max)().
-  // Additionally, clang-format requires no space before this construction.
-
-  // NonsecureURBGBase::min()
-  static constexpr result_type(min)() { return (URBG::min)(); }
-
-  // NonsecureURBGBase::max()
-  static constexpr result_type(max)() { return (URBG::max)(); }
-
-  // NonsecureURBGBase::operator()()
-  result_type operator()() { return urbg_(); }
-
-  // NonsecureURBGBase::discard()
-  void discard(unsigned long long values) {  // NOLINT(runtime/int)
-    urbg_.discard(values);
-  }
-
-  bool operator==(const NonsecureURBGBase& other) const {
-    return urbg_ == other.urbg_;
-  }
-
-  bool operator!=(const NonsecureURBGBase& other) const {
-    return !(urbg_ == other.urbg_);
-  }
-
- private:
-  // Seeder is a custom seed sequence type where generate() fills the provided
-  // buffer via the RandenPool entropy source.
-  struct Seeder {
-    using result_type = uint32_t;
-
-    size_t size() { return 0; }
-
-    template <typename OutIterator>
-    void param(OutIterator) const {}
-
-    template <typename RandomAccessIterator>
-    void generate(RandomAccessIterator begin, RandomAccessIterator end) {
-      if (begin != end) {
-        // begin, end must be random access iterators assignable from uint32_t.
-        generate_impl(
-            std::integral_constant<bool, sizeof(*begin) == sizeof(uint32_t)>{},
-            begin, end);
-      }
-    }
-
-    // Commonly, generate is invoked with a pointer to a buffer which
-    // can be cast to a uint32_t.
-    template <typename RandomAccessIterator>
-    void generate_impl(std::integral_constant<bool, true>,
-                       RandomAccessIterator begin, RandomAccessIterator end) {
-      auto buffer = absl::MakeSpan(begin, end);
-      auto target = absl::MakeSpan(reinterpret_cast<uint32_t*>(buffer.data()),
-                                   buffer.size());
-      RandenPool<uint32_t>::Fill(target);
-    }
-
-    // The non-uint32_t case should be uncommon, and involves an extra copy,
-    // filling the uint32_t buffer and then mixing into the output.
-    template <typename RandomAccessIterator>
-    void generate_impl(std::integral_constant<bool, false>,
-                       RandomAccessIterator begin, RandomAccessIterator end) {
-      const size_t n = std::distance(begin, end);
-      absl::InlinedVector<uint32_t, 8> data(n, 0);
-      RandenPool<uint32_t>::Fill(absl::MakeSpan(data.begin(), data.end()));
-      std::copy(std::begin(data), std::end(data), begin);
-    }
-  };
-
-  static URBG ConstructURBG() {
-    Seeder seeder;
-    return URBG(seeder);
-  }
-
-  template <typename SSeq>
-  static URBG ConstructURBG(SSeq&& seq) {  // NOLINT(runtime/references)
-    auto salted_seq =
-        random_internal::MakeSaltedSeedSeq(std::forward<SSeq>(seq));
-    return URBG(salted_seq);
-  }
-
-  URBG urbg_;
-};
-
-}  // namespace random_internal
-ABSL_NAMESPACE_END
-}  // namespace absl
-
-#endif  // ABSL_RANDOM_INTERNAL_NONSECURE_BASE_H_