mirror of https://github.com/poanetwork/quorum.git
52 lines
1.7 KiB
Go
52 lines
1.7 KiB
Go
// Copyright 2015 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package ethash
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/*
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-mno-stack-arg-probe disables stack probing which avoids the function
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__chkstk_ms being linked. this avoids a clash of this symbol as we also
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separately link the secp256k1 lib which ends up defining this symbol
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1. https://gcc.gnu.org/onlinedocs/gccint/Stack-Checking.html
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2. https://groups.google.com/forum/#!msg/golang-dev/v1bziURSQ4k/88fXuJ24e-gJ
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3. https://groups.google.com/forum/#!topic/golang-nuts/VNP6Mwz_B6o
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*/
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/*
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#cgo CFLAGS: -std=gnu99 -Wall
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#cgo windows CFLAGS: -mno-stack-arg-probe
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#cgo LDFLAGS: -lm
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#include "src/libethash/internal.c"
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#include "src/libethash/sha3.c"
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#include "src/libethash/io.c"
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#ifdef _WIN32
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# include "src/libethash/io_win32.c"
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# include "src/libethash/mmap_win32.c"
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#else
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# include "src/libethash/io_posix.c"
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#endif
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// 'gateway function' for calling back into go.
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extern int ethashGoCallback(unsigned);
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int ethashGoCallback_cgo(unsigned percent) { return ethashGoCallback(percent); }
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*/
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import "C"
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