62 lines
1.3 KiB
Go
62 lines
1.3 KiB
Go
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// hash_nexa.go
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package nexa
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/*
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#cgo CFLAGS : -I../include
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#cgo LDFLAGS: -L../lib -lnexa
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#include <stdio.h>
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#include <stdlib.h>
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#include "nexaapi.h"
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*/
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import "C"
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import (
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//"encoding/hex"
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//"log"
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"unsafe"
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)
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func BuildPowHash(h NexaBlockHeader) []byte {
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outputs := make([]byte, 32)
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inb := NexaBlockHeaderToBytes(h)
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//log.Println("[nexa]in", hex.EncodeToString(inb))
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in := (*C.uchar)(C.CBytes(inb))
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output := (*C.uchar)(C.malloc(32))
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C.nexa_hash(output, in)
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p := uintptr(unsafe.Pointer(output))
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for i := 0; i < 32; i++ {
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j := *(*byte)(unsafe.Pointer(p))
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outputs[i] = j
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p += unsafe.Sizeof(j)
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}
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C.free(unsafe.Pointer(output))
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C.free(unsafe.Pointer(in))
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outputs32 := make([]byte, 32)
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for i := 0; i < 32; i++ {
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outputs32[i] = outputs[i]
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}
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return outputs32
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}
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func BuildPowHash12(h NexaBlockHeader12) []byte {
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outputs := make([]byte, 32)
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inb := NexaBlockHeaderToBytes12(h)
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//log.Println("[nexa]in", hex.EncodeToString(inb))
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in := (*C.uchar)(C.CBytes(inb))
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output := (*C.uchar)(C.malloc(32))
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C.nexa_hash12(output, in)
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p := uintptr(unsafe.Pointer(output))
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for i := 0; i < 32; i++ {
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j := *(*byte)(unsafe.Pointer(p))
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outputs[i] = j
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p += unsafe.Sizeof(j)
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}
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C.free(unsafe.Pointer(output))
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C.free(unsafe.Pointer(in))
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outputs32 := make([]byte, 32)
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for i := 0; i < 32; i++ {
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outputs32[i] = outputs[i]
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}
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return outputs32
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}
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