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Remove obsolete file from test/evmc

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This commit is contained in:
Alex Beregszaszi 2019-11-19 18:58:56 +01:00
parent 8f645f025c
commit 978fccd133
2 changed files with 0 additions and 117 deletions
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1
test/evmc/CMakeLists.txt
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@ -16,7 +16,6 @@ target_sources(evmc INTERFACE
${PROJECT_SOURCE_DIR}/test/evmc/evmc.h
${PROJECT_SOURCE_DIR}/test/evmc/evmc.hpp
${PROJECT_SOURCE_DIR}/test/evmc/helpers.h
${PROJECT_SOURCE_DIR}/test/evmc/helpers.hpp
${PROJECT_SOURCE_DIR}/test/evmc/utils.h
)
target_include_directories(evmc INTERFACE ${PROJECT_SOURCE_DIR}/test/)

116
test/evmc/helpers.hpp
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@ -1,116 +0,0 @@
/* EVMC: Ethereum Client-VM Connector API.
* Copyright 2018-2019 The EVMC Authors.
* Licensed under the Apache License, Version 2.0.
*/
/**
* @file
* A collection of helpers (overloaded operators) for using EVMC types effectively in C++.
*
* @addtogroup helpers
* @{
*/
#pragma once
#include <evmc/evmc.hpp>
#include <cstring>
#include <functional>
using evmc::is_zero;
/// The comparator for std::map<evmc_address, ...>.
EVMC_DEPRECATED
inline bool operator<(const evmc_address& a, const evmc_address& b)
{
return std::memcmp(a.bytes, b.bytes, sizeof(a.bytes)) < 0;
}
/// The comparator for std::map<evmc_bytes32, ...>.
EVMC_DEPRECATED
inline bool operator<(const evmc_bytes32& a, const evmc_bytes32& b)
{
return std::memcmp(a.bytes, b.bytes, sizeof(a.bytes)) < 0;
}
/// The comparator for equality.
EVMC_DEPRECATED
inline bool operator==(const evmc_address& a, const evmc_address& b)
{
return std::memcmp(a.bytes, b.bytes, sizeof(a.bytes)) == 0;
}
/// The comparator for equality.
EVMC_DEPRECATED
inline bool operator==(const evmc_bytes32& a, const evmc_bytes32& b)
{
return std::memcmp(a.bytes, b.bytes, sizeof(a.bytes)) == 0;
}
/// Parameters for the fnv1a hash function, specialized by the hash result size (size_t).
///
/// The values for the matching size are taken from
/// https://en.wikipedia.org/wiki/Fowler%E2%80%93Noll%E2%80%93Vo_hash_function#FNV_hash_parameters.
///
/// @tparam size The size of the hash result (size_t).
template <size_t size>
struct fnv1_params
{
};
/// Parameters for the fnv1a hash function, specialized for the hash result of 4 bytes.
template <>
struct fnv1_params<4>
{
static constexpr auto prime = 0x1000193; ///< The FNV prime.
static constexpr auto offset_basis = 0x811c9dc5; ///< The FNV offset basis.
};
/// Parameters for the fnv1a hash function, specialized for the hash result of 8 bytes.
template <>
struct fnv1_params<8>
{
static constexpr auto prime = 0x100000001b3; ///< The FNV prime.
static constexpr auto offset_basis = 0xcbf29ce484222325; ///< The FNV offset basis.
};
/// FNV1a hash function.
inline size_t fnv1a(const uint8_t* ptr, size_t len) noexcept
{
using params = fnv1_params<sizeof(size_t)>;
auto ret = size_t{params::offset_basis};
for (size_t i = 0; i < len; i++)
{
ret ^= ptr[i];
ret *= params::prime;
}
return ret;
}
namespace std
{
/// Hash operator template specialization for evmc_address needed for unordered containers.
template <>
struct EVMC_DEPRECATED hash<evmc_address>
{
/// Hash operator using FNV1a.
size_t operator()(const evmc_address& s) const noexcept
{
return fnv1a(s.bytes, sizeof(s.bytes));
}
};
/// Hash operator template needed for std::unordered_set and others using hashes.
template <>
struct EVMC_DEPRECATED hash<evmc_bytes32>
{
/// Hash operator using FNV1a.
size_t operator()(const evmc_bytes32& s) const noexcept
{
return fnv1a(s.bytes, sizeof(s.bytes));
}
};
} // namespace std
/** @} */