Peerplays_Blockchain/peerplays_migrated
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sierra19XX 2021-03-12 22:19:50 +11:00
parent d3ffefbe2d
commit 77baa30496
1 changed files with 8 additions and 0 deletions
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8
libraries/chain/protocol/asset.cpp
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@ -99,6 +99,14 @@ namespace graphene { namespace chain {
if( a.asset_id == b.base.asset_id )
{
FC_ASSERT( b.base.amount.value > 0 );
uint128_t result = (uint128_t(a.amount.value) * b.quote.amount.value + b.base.amount.value - 1)/b.base.amount.value;
FC_ASSERT( result <= GRAPHENE_MAX_SHARE_SUPPLY );
return asset( result.convert_to<int64_t>(), b.quote.asset_id );
}
else if( a.asset_id == b.quote.asset_id )
{
FC_ASSERT( b.quote.amount.value > 0 );
uint128_t result = (uint128_t(a.amount.value) * b.base.amount.value + b.quote.amount.value - 1)/b.quote.amount.value;
FC_ASSERT( result <= GRAPHENE_MAX_SHARE_SUPPLY );
return asset( result.convert_to<int64_t>(), b.base.asset_id );
}