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/******************************************************************************
* Copyright © 2014-2016 The SuperNET Developers. *
* *
* See the AUTHORS, DEVELOPER-AGREEMENT and LICENSE files at *
* the top-level directory of this distribution for the individual copyright *
* holder information and the developer policies on copyright and licensing. *
* *
* Unless otherwise agreed in a custom licensing agreement, no part of the *
* SuperNET software, including this file may be copied, modified, propagated *
* or distributed except according to the terms contained in the LICENSE file *
* *
* Removal or modification of this copyright notice is prohibited. *
* *
******************************************************************************/
#include "../iguana/iguana777.h"
void datachain_BTC_clock(struct supernet_info *myinfo,struct iguana_info *btc,int32_t height,uint32_t hdrsi,uint32_t unspentind)
{
if ( hdrsi < myinfo->dPOW.lastbtc_hdrsi || (hdrsi == myinfo->dPOW.lastbtc_hdrsi && unspentind < myinfo->dPOW.lastbtc_unspentind) )
{
// rewind BTC
}
myinfo->dPOW.lastbtc_hdrsi = hdrsi;
myinfo->dPOW.lastbtc_unspentind = unspentind;
}
void datachain_BTCD_newblock(struct supernet_info *myinfo,struct iguana_info *btcd,int32_t height,uint32_t hdrsi,uint32_t unspentind)
{
if ( hdrsi < myinfo->dPOW.lastbtcd_hdrsi || (hdrsi == myinfo->dPOW.lastbtcd_hdrsi && unspentind < myinfo->dPOW.lastbtcd_unspentind) )
{
// rewind BTCD
}
myinfo->dPOW.lastbtcd_hdrsi = hdrsi;
myinfo->dPOW.lastbtcd_unspentind = unspentind;
}
void datachain_virt_newblock(struct supernet_info *myinfo,struct iguana_info *virt,int32_t height,uint32_t hdrsi,uint32_t unspentind)
{
}
void datachain_opreturn(struct supernet_info *myinfo,struct iguana_info *coin,int32_t btc_or_btcd,int64_t crypto777_payment,int64_t burned,int32_t height,uint64_t hdrsi_unspentind,uint8_t *data,int32_t datalen)
{
uint32_t hdrsi,unspentind;
hdrsi = (uint32_t)(hdrsi_unspentind >> 32);
unspentind = (uint32_t)hdrsi_unspentind;
if ( btc_or_btcd == 1 ) // BTC
{
if ( data == 0 )
datachain_BTC_clock(myinfo,coin,height,hdrsi,unspentind);
else
{
}
}
else if ( btc_or_btcd == 2 ) // BTCD
{
if ( data == 0 )
datachain_BTCD_newblock(myinfo,coin,height,hdrsi,unspentind);
else
{
}
}
else
{
if ( data == 0 )
datachain_virt_newblock(myinfo,coin,height,hdrsi,unspentind);
else
{
}
}
}
int32_t iguana_opreturn(struct supernet_info *myinfo,struct iguana_info *coin,struct iguana_bundle *bp,int64_t crypto777_payment,int32_t height,uint64_t hdrsi_unspentind,int64_t burned,uint32_t fileid,uint64_t scriptpos,uint32_t scriptlen)
{
uint8_t scriptspace[IGUANA_MAXSCRIPTSIZE]; char fname[1024]; uint32_t datalen=0; int32_t btc_or_btcd=0,len = -1;
if ( strcmp("BTC",coin->symbol) == 0 )
btc_or_btcd = 1;
else if ( strcmp("BTCD",coin->symbol) == 0 )
btc_or_btcd = 2;
else if ( coin->virtualchain == 0 )
return(-1);
if ( height < bp->bundleheight || height >= bp->bundleheight+coin->chain->bundlesize )
{
printf("iguana_opreturn illegal height %d for [%d] %d\n",height,bp->hdrsi,bp->bundleheight);
return(-1);
}
if ( crypto777_payment == 0 && burned == 0 && scriptlen == 0 && fileid == 0 && scriptpos == 0 )
{
datachain_opreturn(myinfo,coin,btc_or_btcd,crypto777_payment,burned,height,hdrsi_unspentind,0,0);
return(0);
}
if ( scriptpos > 0 && scriptlen > 0 )
{
iguana_voutsfname(coin,bp->ramchain.from_ro,fname,fileid);
if ( (len= iguana_scriptdata(coin,scriptspace,coin->voutptrs[fileid],fname,scriptpos,len)) == scriptlen )
{
if ( scriptspace[0] == 0x6a )
{
len = 1;
if ( (datalen= scriptspace[len++]) >= 76 )
{
if ( datalen == 0x4c )
datalen = scriptspace[len++];
else if ( datalen == 0x4d )
{
datalen = scriptspace[len++];
datalen = (datalen << 8) | scriptspace[len++];
}
}
if ( len+datalen == scriptlen )
{
datachain_opreturn(myinfo,coin,btc_or_btcd,crypto777_payment,burned,height,hdrsi_unspentind,&scriptspace[len],datalen);
return(datalen);
} else printf("len.%d + datalen.%d != scriptlen.%d\n",len,datalen,scriptlen);
} else printf("not OP_RETURN.%02x scriptlen.%d\n",scriptspace[0],scriptlen);
} else printf("iguana_opreturn error: %d bytes from fileid.%d[%d] %s for scriptlen.%d\n",len,fileid,(uint32_t)scriptpos,fname,scriptlen);
}
return(-1);
}