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reverted xxhash changes

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This commit is contained in:
EntireTwix 2021-06-10 14:11:51 -07:00
parent a025954b74
commit 503462508f
3 changed files with 5377 additions and 32 deletions
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5325
include/xxhash.h Normal file
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File diff suppressed because it is too large Load diff

42
src/bank.cpp
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@ -8,15 +8,8 @@ int_fast8_t Bank::AddUser(const std::string &name, std::string &&init_pass)
}
{
std::shared_lock<std::shared_mutex> lock{size_l};
if (!users.try_emplace_l(
name, [](User &) {}, std::move(init_pass)))
{
return ErrorResponse::UserAlreadyExists;
}
else
{
return true;
}
return ErrorResponse::UserNotFound + (2 * users.try_emplace_l(
name, [](User &) {}, std::move(init_pass))); //branchless if 1 else -1
}
}
int_fast8_t Bank::AdminAddUser(const std::string &attempt, std::string &&name, uint32_t init_bal, std::string &&init_pass)
@ -31,18 +24,11 @@ int_fast8_t Bank::AdminAddUser(const std::string &attempt, std::string &&name, u
}
{
std::shared_lock<std::shared_mutex> lock{size_l};
if (!users.try_emplace_l(
name, [](User &) {}, init_bal, std::move(init_pass)))
{
return ErrorResponse::UserAlreadyExists;
}
else
{
return true;
}
return ErrorResponse::UserAlreadyExists + (7 * (!users.try_emplace_l(
name, [](User &) {}, init_bal, std::move(init_pass))));
}
}
//not branchless yet
int_fast8_t Bank::DelUser(const std::string &name, const std::string &attempt)
{
std::shared_lock<std::shared_mutex> lock{size_l};
@ -56,6 +42,7 @@ int_fast8_t Bank::DelUser(const std::string &name, const std::string &attempt)
return state * ErrorResponse::WrongPassword;
}
}
//not branchless yet
int_fast8_t Bank::AdminDelUser(const std::string &name, const std::string &attempt)
{
std::shared_lock<std::shared_mutex> lock{size_l};
@ -70,6 +57,7 @@ int_fast8_t Bank::AdminDelUser(const std::string &name, const std::string &attem
}
}
//not branchless yet
int_fast8_t Bank::SendFunds(const std::string &a_name, const std::string &b_name, uint32_t amount, const std::string &attempt)
{
//cant send money to self, from self or amount is 0
@ -157,19 +145,9 @@ int_fast8_t Bank::SetBal(const std::string &name, const std::string &attempt, ui
{
return ErrorResponse::WrongAdminPassword;
}
else
{
if (!users.modify_if(name, [amount](User &u) {
u.balance = amount;
}))
{
return ErrorResponse::UserNotFound;
}
else
{
return true;
}
}
return ErrorResponse::UserNotFound + (2 * !users.modify_if(name, [amount](User &u) {
u.balance = amount;
}));
}
int_fast64_t Bank::GetBal(const std::string &name) const
{

42
src/xxhash.c Normal file
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@ -0,0 +1,42 @@
/*
* xxHash - Extremely Fast Hash algorithm
* Copyright (C) 2012-2020 Yann Collet
*
* BSD 2-Clause License (https://www.opensource.org/licenses/bsd-license.php)
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You can contact the author at:
* - xxHash homepage: https://www.xxhash.com
* - xxHash source repository: https://github.com/Cyan4973/xxHash
*/
/*
* xxhash.c instantiates functions defined in xxhash.h
*/
#define XXH_STATIC_LINKING_ONLY /* access advanced declarations */
#define XXH_IMPLEMENTATION /* access definitions */
#include "xxhash.h"