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Document the new DPF surfaces in one command set, and test the field, half-tree, and multipoint edges.

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Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
Ryan Henry 2026-09-24 23:18:10 -06:00
parent 0d8a5a8131
commit 0dff6df8ed
250 changed files with 12199 additions and 1981 deletions
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13
include/dpf/random.hpp
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@ -1,6 +1,5 @@
/// @file dpf/random.hpp
/// @brief
/// @details
/// @brief Entropy source and uniform sampling.
/// @author Ryan Henry <ryan.henry@ucalgary.ca>
/// @copyright Copyright (c) 2019-2024 Ryan Henry and [others](@ref authors)
/// @license Released under a GNU General Public v2.0 (GPLv2) license;
@ -32,7 +31,7 @@ namespace dpf
namespace detail
{
/// When set, `uniform_fill` copies from this hook and does not read the
/// @brief When set, `uniform_fill` copies from this hook and does not read the
/// system RNG. Used to feed the same beaver coins to dealer `make_dpf` and
/// Doerner–Shelat gen. Null in normal use.
inline thread_local void (*uniform_bytes_hook)(void *, std::size_t) = nullptr;
@ -50,8 +49,10 @@ bool fill_from_hook(T & buf) noexcept
return true;
}
/// `bool` and `enum : bool` (including `dpf::bit`) have only two valid
/// @brief `bool` and `enum : bool` (including `dpf::bit`) have only two valid
/// representations. Filling them with a raw entropy byte is undefined.
/// @tparam T value type
/// @return `bool` and `enum : bool` (including `dpf::bit`) have only two valid representations
template <typename T>
HEDLEY_NO_THROW
constexpr bool is_boolean_representation() noexcept
@ -73,8 +74,8 @@ constexpr bool is_boolean_representation() noexcept
#if !defined(LIBDPF_USE_ARC4RANDOM)
/// One unbuffered, exclusively locked read of the entropy device.
/// Buffering would copy unread bytes into a `fork()` child, so parent and
/// @brief One unbuffered, exclusively locked read of the entropy device.
/// @details Buffering would copy unread bytes into a `fork()` child, so parent and
/// child would repeat the same key material. The lock keeps concurrent
/// `fread` calls off the shared `FILE`.
struct entropy_source