forked from mirror/go-ethereum
obscuren
10 years ago
commit
4c5968097d
@ -0,0 +1,218 @@ |
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package rpc |
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|
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import ( |
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"encoding/json" |
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) |
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|
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type GetBlockArgs struct { |
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BlockNumber int32 |
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Hash string |
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} |
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|
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func (obj *GetBlockArgs) UnmarshalJSON(b []byte) (err error) { |
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argint, argstr := int32(0), "" |
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if err = json.Unmarshal(b, &argint); err == nil { |
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obj.BlockNumber = argint |
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return |
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} |
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if err = json.Unmarshal(b, &argstr); err == nil { |
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obj.Hash = argstr |
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return |
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} |
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return NewErrorResponse(ErrorDecodeArgs) |
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} |
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|
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func (obj *GetBlockArgs) requirements() error { |
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if obj.BlockNumber == 0 && obj.Hash == "" { |
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return NewErrorResponse("GetBlock requires either a block 'number' or a block 'hash' as argument") |
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} |
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return nil |
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} |
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|
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type NewTxArgs struct { |
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Sec string `json:"sec"` |
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Recipient string `json:"recipient"` |
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Value string `json:"value"` |
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Gas string `json:"gas"` |
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GasPrice string `json:"gasprice"` |
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Init string `json:"init"` |
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Body string `json:"body"` |
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} |
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|
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// type TxResponse struct {
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// Hash string
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// }
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func (obj *NewTxArgs) UnmarshalJSON(b []byte) (err error) { |
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if err = json.Unmarshal(b, obj); err == nil { |
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return |
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} |
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return NewErrorResponse(ErrorDecodeArgs) |
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} |
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|
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func (a *NewTxArgs) requirements() error { |
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if a.Recipient == "" { |
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return NewErrorResponse("Transact requires a 'recipient' address as argument") |
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} |
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if a.Value == "" { |
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return NewErrorResponse("Transact requires a 'value' as argument") |
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} |
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if a.Gas == "" { |
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return NewErrorResponse("Transact requires a 'gas' value as argument") |
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} |
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if a.GasPrice == "" { |
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return NewErrorResponse("Transact requires a 'gasprice' value as argument") |
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} |
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return nil |
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} |
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|
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func (a *NewTxArgs) requirementsContract() error { |
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if a.Value == "" { |
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return NewErrorResponse("Create requires a 'value' as argument") |
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} |
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if a.Gas == "" { |
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return NewErrorResponse("Create requires a 'gas' value as argument") |
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} |
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if a.GasPrice == "" { |
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return NewErrorResponse("Create requires a 'gasprice' value as argument") |
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} |
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if a.Body == "" { |
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return NewErrorResponse("Create requires a 'body' value as argument") |
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} |
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return nil |
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} |
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type PushTxArgs struct { |
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Tx string `json:"tx"` |
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} |
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func (obj *PushTxArgs) UnmarshalJSON(b []byte) (err error) { |
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arg0 := "" |
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if err = json.Unmarshal(b, arg0); err == nil { |
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obj.Tx = arg0 |
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return |
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} |
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return NewErrorResponse(ErrorDecodeArgs) |
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} |
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|
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func (a *PushTxArgs) requirementsPushTx() error { |
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if a.Tx == "" { |
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return NewErrorResponse("PushTx requires a 'tx' as argument") |
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} |
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return nil |
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} |
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type GetStorageArgs struct { |
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Address string |
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Key string |
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} |
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func (obj *GetStorageArgs) UnmarshalJSON(b []byte) (err error) { |
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arg0 := "" |
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if err = json.Unmarshal(b, arg0); err == nil { |
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obj.Address = arg0 |
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return |
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} |
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return NewErrorResponse(ErrorDecodeArgs) |
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} |
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|
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func (a *GetStorageArgs) requirements() error { |
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if a.Address == "" { |
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return NewErrorResponse("GetStorageAt requires an 'address' value as argument") |
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} |
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if a.Key == "" { |
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return NewErrorResponse("GetStorageAt requires an 'key' value as argument") |
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} |
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return nil |
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} |
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type GetStorageAtRes struct { |
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Key string `json:"key"` |
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Value string `json:"value"` |
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Address string `json:"address"` |
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} |
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type GetTxCountArgs struct { |
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Address string `json:"address"` |
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} |
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// type GetTxCountRes struct {
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// Nonce int `json:"nonce"`
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// }
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func (obj *GetTxCountArgs) UnmarshalJSON(b []byte) (err error) { |
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arg0 := "" |
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if err = json.Unmarshal(b, arg0); err == nil { |
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obj.Address = arg0 |
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return |
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} |
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return NewErrorResponse("Could not determine JSON parameters") |
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} |
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func (a *GetTxCountArgs) requirements() error { |
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if a.Address == "" { |
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return NewErrorResponse("GetTxCountAt requires an 'address' value as argument") |
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} |
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return nil |
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} |
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|
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// type GetPeerCountRes struct {
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// PeerCount int `json:"peerCount"`
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// }
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// type GetListeningRes struct {
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// IsListening bool `json:"isListening"`
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// }
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// type GetCoinbaseRes struct {
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// Coinbase string `json:"coinbase"`
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// }
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// type GetMiningRes struct {
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// IsMining bool `json:"isMining"`
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// }
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type GetBalanceArgs struct { |
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Address string |
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} |
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func (obj *GetBalanceArgs) UnmarshalJSON(b []byte) (err error) { |
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arg0 := "" |
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if err = json.Unmarshal(b, &arg0); err == nil { |
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obj.Address = arg0 |
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return |
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} |
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return NewErrorResponse("Could not determine JSON parameters") |
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} |
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|
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func (a *GetBalanceArgs) requirements() error { |
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if a.Address == "" { |
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return NewErrorResponse("GetBalanceAt requires an 'address' value as argument") |
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} |
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return nil |
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} |
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type BalanceRes struct { |
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Balance string `json:"balance"` |
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Address string `json:"address"` |
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} |
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type GetCodeAtArgs struct { |
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Address string |
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} |
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func (obj *GetCodeAtArgs) UnmarshalJSON(b []byte) (err error) { |
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arg0 := "" |
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if err = json.Unmarshal(b, &arg0); err == nil { |
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obj.Address = arg0 |
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return |
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} |
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return NewErrorResponse(ErrorDecodeArgs) |
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} |
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func (a *GetCodeAtArgs) requirements() error { |
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if a.Address == "" { |
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return NewErrorResponse("GetCodeAt requires an 'address' value as argument") |
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} |
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return nil |
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} |
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@ -1,14 +1,167 @@ |
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/* |
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This file is part of go-ethereum |
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|
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go-ethereum is free software: you can redistribute it and/or modify |
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it under the terms of the GNU 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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go-ethereum 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 General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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package rpc |
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import "github.com/ethereum/go-ethereum/ethutil" |
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import ( |
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"bytes" |
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"encoding/json" |
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"errors" |
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) |
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|
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const ( |
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ErrorArguments = "Error: Insufficient arguments" |
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ErrorNotImplemented = "Error: Method not implemented" |
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ErrorUnknown = "Error: Unknown error" |
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ErrorParseRequest = "Error: Could not parse request" |
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ErrorDecodeArgs = "Error: Could not decode arguments" |
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) |
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type ErrorResponse struct { |
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Error bool `json:"error"` |
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ErrorText string `json:"errorText"` |
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} |
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|
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type RpcSuccessResponse struct { |
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ID int `json:"id"` |
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JsonRpc string `json:"jsonrpc"` |
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Error bool `json:"error"` |
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Result interface{} `json:"result"` |
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} |
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type RpcErrorResponse struct { |
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ID int `json:"id"` |
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JsonRpc string `json:"jsonrpc"` |
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Error bool `json:"error"` |
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ErrorText string `json:"errortext"` |
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} |
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type RpcRequest struct { |
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JsonRpc string `json:"jsonrpc"` |
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ID int `json:"id"` |
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Method string `json:"method"` |
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Params []json.RawMessage `json:"params"` |
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} |
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func (req *RpcRequest) ToGetBlockArgs() (*GetBlockArgs, error) { |
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if len(req.Params) < 1 { |
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return nil, NewErrorResponse(ErrorArguments) |
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} |
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args := new(GetBlockArgs) |
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r := bytes.NewReader(req.Params[0]) |
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err := json.NewDecoder(r).Decode(args) |
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if err != nil { |
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return nil, NewErrorResponse(ErrorDecodeArgs) |
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} |
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jsonlogger.DebugDetailf("%T %v", args, args) |
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return args, nil |
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} |
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func (req *RpcRequest) ToNewTxArgs() (*NewTxArgs, error) { |
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if len(req.Params) < 7 { |
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return nil, NewErrorResponse(ErrorArguments) |
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} |
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args := new(NewTxArgs) |
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r := bytes.NewReader(req.Params[0]) |
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err := json.NewDecoder(r).Decode(args) |
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if err != nil { |
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return nil, NewErrorResponse(ErrorDecodeArgs) |
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} |
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jsonlogger.DebugDetailf("%T %v", args, args) |
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return args, nil |
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} |
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func (req *RpcRequest) ToPushTxArgs() (*PushTxArgs, error) { |
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if len(req.Params) < 1 { |
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return nil, NewErrorResponse(ErrorArguments) |
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} |
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args := new(PushTxArgs) |
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r := bytes.NewReader(req.Params[0]) |
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err := json.NewDecoder(r).Decode(args) |
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if err != nil { |
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return nil, NewErrorResponse(ErrorDecodeArgs) |
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} |
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jsonlogger.DebugDetailf("%T %v", args, args) |
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return args, nil |
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} |
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|
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func (req *RpcRequest) ToGetStorageArgs() (*GetStorageArgs, error) { |
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if len(req.Params) < 2 { |
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return nil, NewErrorResponse(ErrorArguments) |
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} |
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args := new(GetStorageArgs) |
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// TODO need to pass both arguments
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r := bytes.NewReader(req.Params[0]) |
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err := json.NewDecoder(r).Decode(args) |
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if err != nil { |
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return nil, NewErrorResponse(ErrorDecodeArgs) |
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} |
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jsonlogger.DebugDetailf("%T %v", args, args) |
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return args, nil |
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} |
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func (req *RpcRequest) ToGetTxCountArgs() (*GetTxCountArgs, error) { |
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if len(req.Params) < 1 { |
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return nil, NewErrorResponse(ErrorArguments) |
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} |
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|
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args := new(GetTxCountArgs) |
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r := bytes.NewReader(req.Params[0]) |
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err := json.NewDecoder(r).Decode(args) |
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if err != nil { |
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return nil, NewErrorResponse(ErrorDecodeArgs) |
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} |
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jsonlogger.DebugDetailf("%T %v", args, args) |
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return args, nil |
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} |
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|
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func (req *RpcRequest) ToGetBalanceArgs() (*GetBalanceArgs, error) { |
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if len(req.Params) < 1 { |
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return nil, NewErrorResponse(ErrorArguments) |
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} |
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|
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args := new(GetBalanceArgs) |
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r := bytes.NewReader(req.Params[0]) |
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err := json.NewDecoder(r).Decode(args) |
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if err != nil { |
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return nil, NewErrorResponse(ErrorDecodeArgs) |
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} |
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jsonlogger.DebugDetailf("%T %v", args, args) |
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return args, nil |
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} |
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|
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func (req *RpcRequest) ToGetCodeAtArgs() (*GetCodeAtArgs, error) { |
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if len(req.Params) < 1 { |
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return nil, NewErrorResponse(ErrorArguments) |
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} |
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|
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type Message struct { |
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Call string `json:"call"` |
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Args []interface{} `json:"args"` |
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Id int `json:"_id"` |
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Data interface{} `json:"data"` |
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args := new(GetCodeAtArgs) |
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r := bytes.NewReader(req.Params[0]) |
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err := json.NewDecoder(r).Decode(args) |
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if err != nil { |
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return nil, NewErrorResponse(ErrorDecodeArgs) |
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} |
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jsonlogger.DebugDetailf("%T %v", args, args) |
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return args, nil |
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} |
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|
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func (self *Message) Arguments() *ethutil.Value { |
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return ethutil.NewValue(self.Args) |
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func NewErrorResponse(msg string) error { |
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return errors.New(msg) |
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} |
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|
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@ -1,75 +0,0 @@ |
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package rpc |
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|
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/* |
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func pack(id int, v ...interface{}) Message { |
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return Message{Data: v, Id: id} |
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} |
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|
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func WriteOn(msg *Message, writer io.Writer) { |
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//msg := &Message{Seed: seed, Data: data}
|
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|
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switch msg.Call { |
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case "compile": |
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data := ethutil.NewValue(msg.Args) |
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bcode, err := ethutil.Compile(data.Get(0).Str(), false) |
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if err != nil { |
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JSON.Send(writer, pack(msg.Id, err.Error())) |
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} |
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|
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code := ethutil.Bytes2Hex(bcode) |
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|
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JSON.Send(writer, pack(msg.Id, code, nil)) |
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case "block": |
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args := msg.Arguments() |
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|
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block := pipe.BlockByNumber(int32(args.Get(0).Uint())) |
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|
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JSON.Send(writer, pack(msg.Id, block)) |
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case "transact": |
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if mp, ok := msg.Args[0].(map[string]interface{}); ok { |
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object := mapToTxParams(mp) |
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JSON.Send( |
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writer, |
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pack(msg.Id, args(pipe.Transact(object["from"], object["to"], object["value"], object["gas"], object["gasPrice"], object["data"]))), |
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) |
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|
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} |
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case "coinbase": |
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JSON.Send(writer, pack(msg.Id, pipe.CoinBase(), msg.Seed)) |
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|
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case "listening": |
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JSON.Send(writer, pack(msg.Id, pipe.IsListening())) |
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|
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case "mining": |
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JSON.Send(writer, pack(msg.Id, pipe.IsMining())) |
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|
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case "peerCoint": |
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JSON.Send(writer, pack(msg.Id, pipe.PeerCount())) |
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|
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case "countAt": |
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args := msg.Arguments() |
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|
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JSON.Send(writer, pack(msg.Id, pipe.TxCountAt(args.Get(0).Str()))) |
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|
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case "codeAt": |
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args := msg.Arguments() |
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|
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JSON.Send(writer, pack(msg.Id, len(pipe.CodeAt(args.Get(0).Str())))) |
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|
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case "stateAt": |
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args := msg.Arguments() |
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|
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JSON.Send(writer, pack(msg.Id, pipe.StorageAt(args.Get(0).Str(), args.Get(1).Str()))) |
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|
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case "balanceAt": |
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args := msg.Arguments() |
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|
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JSON.Send(writer, pack(msg.Id, pipe.BalanceAt(args.Get(0).Str()))) |
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|
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case "newFilter": |
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case "newFilterString": |
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case "messages": |
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// TODO
|
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} |
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} |
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*/ |
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@ -1,31 +1,371 @@ |
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// +build evmjit
|
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|
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package vm |
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|
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import "math/big" |
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/* |
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|
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void* evmjit_create(); |
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int evmjit_run(void* _jit, void* _data, void* _env); |
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void evmjit_destroy(void* _jit); |
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|
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// Shared library evmjit (e.g. libevmjit.so) is expected to be installed in /usr/local/lib
|
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// More: https://github.com/ethereum/evmjit
|
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#cgo LDFLAGS: -levmjit |
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*/ |
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import "C" |
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|
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import ( |
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"bytes" |
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"errors" |
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"fmt" |
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"github.com/ethereum/go-ethereum/crypto" |
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"github.com/ethereum/go-ethereum/state" |
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"math/big" |
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"unsafe" |
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) |
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|
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type JitVm struct { |
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env Environment |
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backup *Vm |
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me ContextRef |
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callerAddr []byte |
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price *big.Int |
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data RuntimeData |
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} |
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|
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type i256 [32]byte |
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|
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type RuntimeData struct { |
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gas int64 |
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gasPrice int64 |
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callData *byte |
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callDataSize uint64 |
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address i256 |
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caller i256 |
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origin i256 |
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callValue i256 |
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coinBase i256 |
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difficulty i256 |
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gasLimit i256 |
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number uint64 |
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timestamp int64 |
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code *byte |
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codeSize uint64 |
||||
} |
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|
||||
func hash2llvm(h []byte) i256 { |
||||
var m i256 |
||||
copy(m[len(m)-len(h):], h) // right aligned copy
|
||||
return m |
||||
} |
||||
|
||||
func llvm2hash(m *i256) []byte { |
||||
return C.GoBytes(unsafe.Pointer(m), C.int(len(m))) |
||||
} |
||||
|
||||
func llvm2hashRef(m *i256) []byte { |
||||
return (*[1 << 30]byte)(unsafe.Pointer(m))[:len(m):len(m)] |
||||
} |
||||
|
||||
func address2llvm(addr []byte) i256 { |
||||
n := hash2llvm(addr) |
||||
bswap(&n) |
||||
return n |
||||
} |
||||
|
||||
// bswap swap bytes of the 256-bit integer on LLVM side
|
||||
// TODO: Do not change memory on LLVM side, that can conflict with memory access optimizations
|
||||
func bswap(m *i256) *i256 { |
||||
for i, l := 0, len(m); i < l/2; i++ { |
||||
m[i], m[l-i-1] = m[l-i-1], m[i] |
||||
} |
||||
return m |
||||
} |
||||
|
||||
func trim(m []byte) []byte { |
||||
skip := 0 |
||||
for i := 0; i < len(m); i++ { |
||||
if m[i] == 0 { |
||||
skip++ |
||||
} else { |
||||
break |
||||
} |
||||
} |
||||
return m[skip:] |
||||
} |
||||
|
||||
func getDataPtr(m []byte) *byte { |
||||
var p *byte |
||||
if len(m) > 0 { |
||||
p = &m[0] |
||||
} |
||||
return p |
||||
} |
||||
|
||||
func big2llvm(n *big.Int) i256 { |
||||
m := hash2llvm(n.Bytes()) |
||||
bswap(&m) |
||||
return m |
||||
} |
||||
|
||||
func llvm2big(m *i256) *big.Int { |
||||
n := big.NewInt(0) |
||||
for i := 0; i < len(m); i++ { |
||||
b := big.NewInt(int64(m[i])) |
||||
b.Lsh(b, uint(i)*8) |
||||
n.Add(n, b) |
||||
} |
||||
return n |
||||
} |
||||
|
||||
// llvm2bytesRef creates a []byte slice that references byte buffer on LLVM side (as of that not controller by GC)
|
||||
// User must asure that referenced memory is available to Go until the data is copied or not needed any more
|
||||
func llvm2bytesRef(data *byte, length uint64) []byte { |
||||
if length == 0 { |
||||
return nil |
||||
} |
||||
if data == nil { |
||||
panic("Unexpected nil data pointer") |
||||
} |
||||
return (*[1 << 30]byte)(unsafe.Pointer(data))[:length:length] |
||||
} |
||||
|
||||
func untested(condition bool, message string) { |
||||
if condition { |
||||
panic("Condition `" + message + "` tested. Remove assert.") |
||||
} |
||||
} |
||||
|
||||
func assert(condition bool, message string) { |
||||
if !condition { |
||||
panic("Assert `" + message + "` failed!") |
||||
} |
||||
} |
||||
|
||||
func NewJitVm(env Environment) *JitVm { |
||||
backupVm := New(env) |
||||
return &JitVm{env: env, backup: backupVm} |
||||
return &JitVm{env: env} |
||||
} |
||||
|
||||
func (self *JitVm) Run(me, caller ContextRef, code []byte, value, gas, price *big.Int, callData []byte) (ret []byte, err error) { |
||||
return self.backup.Run(me, caller, code, value, gas, price, callData) |
||||
// TODO: depth is increased but never checked by VM. VM should not know about it at all.
|
||||
self.env.SetDepth(self.env.Depth() + 1) |
||||
|
||||
// TODO: Move it to Env.Call() or sth
|
||||
if Precompiled[string(me.Address())] != nil { |
||||
// if it's address of precopiled contract
|
||||
// fallback to standard VM
|
||||
stdVm := New(self.env) |
||||
return stdVm.Run(me, caller, code, value, gas, price, callData) |
||||
} |
||||
|
||||
if self.me != nil { |
||||
panic("JitVm.Run() can be called only once per JitVm instance") |
||||
} |
||||
|
||||
self.me = me |
||||
self.callerAddr = caller.Address() |
||||
self.price = price |
||||
|
||||
self.data.gas = gas.Int64() |
||||
self.data.gasPrice = price.Int64() |
||||
self.data.callData = getDataPtr(callData) |
||||
self.data.callDataSize = uint64(len(callData)) |
||||
self.data.address = address2llvm(self.me.Address()) |
||||
self.data.caller = address2llvm(caller.Address()) |
||||
self.data.origin = address2llvm(self.env.Origin()) |
||||
self.data.callValue = big2llvm(value) |
||||
self.data.coinBase = address2llvm(self.env.Coinbase()) |
||||
self.data.difficulty = big2llvm(self.env.Difficulty()) |
||||
self.data.gasLimit = big2llvm(self.env.GasLimit()) |
||||
self.data.number = self.env.BlockNumber().Uint64() |
||||
self.data.timestamp = self.env.Time() |
||||
self.data.code = getDataPtr(code) |
||||
self.data.codeSize = uint64(len(code)) |
||||
|
||||
jit := C.evmjit_create() |
||||
retCode := C.evmjit_run(jit, unsafe.Pointer(&self.data), unsafe.Pointer(self)) |
||||
|
||||
if retCode < 0 { |
||||
err = errors.New("OOG from JIT") |
||||
gas.SetInt64(0) // Set gas to 0, JIT does not bother
|
||||
} else { |
||||
gas.SetInt64(self.data.gas) |
||||
if retCode == 1 { // RETURN
|
||||
ret = C.GoBytes(unsafe.Pointer(self.data.callData), C.int(self.data.callDataSize)) |
||||
} else if retCode == 2 { // SUICIDE
|
||||
// TODO: Suicide support logic should be moved to Env to be shared by VM implementations
|
||||
state := self.Env().State() |
||||
receiverAddr := llvm2hashRef(bswap(&self.data.address)) |
||||
receiver := state.GetOrNewStateObject(receiverAddr) |
||||
balance := state.GetBalance(me.Address()) |
||||
receiver.AddAmount(balance) |
||||
state.Delete(me.Address()) |
||||
} |
||||
} |
||||
|
||||
C.evmjit_destroy(jit); |
||||
return |
||||
} |
||||
|
||||
func (self *JitVm) Printf(format string, v ...interface{}) VirtualMachine { |
||||
return self.backup.Printf(format, v) |
||||
return self |
||||
} |
||||
|
||||
func (self *JitVm) Endl() VirtualMachine { |
||||
return self.backup.Endl() |
||||
return self |
||||
} |
||||
|
||||
func (self *JitVm) Env() Environment { |
||||
return self.env |
||||
} |
||||
|
||||
//go is nice
|
||||
//export env_sha3
|
||||
func env_sha3(dataPtr *byte, length uint64, resultPtr unsafe.Pointer) { |
||||
data := llvm2bytesRef(dataPtr, length) |
||||
hash := crypto.Sha3(data) |
||||
result := (*i256)(resultPtr) |
||||
*result = hash2llvm(hash) |
||||
} |
||||
|
||||
//export env_sstore
|
||||
func env_sstore(vmPtr unsafe.Pointer, indexPtr unsafe.Pointer, valuePtr unsafe.Pointer) { |
||||
vm := (*JitVm)(vmPtr) |
||||
index := llvm2hash(bswap((*i256)(indexPtr))) |
||||
value := llvm2hash(bswap((*i256)(valuePtr))) |
||||
value = trim(value) |
||||
if len(value) == 0 { |
||||
prevValue := vm.env.State().GetState(vm.me.Address(), index) |
||||
if len(prevValue) != 0 { |
||||
vm.Env().State().Refund(vm.callerAddr, GasSStoreRefund) |
||||
} |
||||
} |
||||
|
||||
vm.env.State().SetState(vm.me.Address(), index, value) |
||||
} |
||||
|
||||
//export env_sload
|
||||
func env_sload(vmPtr unsafe.Pointer, indexPtr unsafe.Pointer, resultPtr unsafe.Pointer) { |
||||
vm := (*JitVm)(vmPtr) |
||||
index := llvm2hash(bswap((*i256)(indexPtr))) |
||||
value := vm.env.State().GetState(vm.me.Address(), index) |
||||
result := (*i256)(resultPtr) |
||||
*result = hash2llvm(value) |
||||
bswap(result) |
||||
} |
||||
|
||||
//export env_balance
|
||||
func env_balance(_vm unsafe.Pointer, _addr unsafe.Pointer, _result unsafe.Pointer) { |
||||
vm := (*JitVm)(_vm) |
||||
addr := llvm2hash((*i256)(_addr)) |
||||
balance := vm.Env().State().GetBalance(addr) |
||||
result := (*i256)(_result) |
||||
*result = big2llvm(balance) |
||||
} |
||||
|
||||
//export env_blockhash
|
||||
func env_blockhash(_vm unsafe.Pointer, _number unsafe.Pointer, _result unsafe.Pointer) { |
||||
vm := (*JitVm)(_vm) |
||||
number := llvm2big((*i256)(_number)) |
||||
result := (*i256)(_result) |
||||
|
||||
currNumber := vm.Env().BlockNumber() |
||||
limit := big.NewInt(0).Sub(currNumber, big.NewInt(256)) |
||||
if number.Cmp(limit) >= 0 && number.Cmp(currNumber) < 0 { |
||||
hash := vm.Env().GetHash(uint64(number.Int64())) |
||||
*result = hash2llvm(hash) |
||||
} else { |
||||
*result = i256{} |
||||
} |
||||
} |
||||
|
||||
//export env_call
|
||||
func env_call(_vm unsafe.Pointer, _gas unsafe.Pointer, _receiveAddr unsafe.Pointer, _value unsafe.Pointer, inDataPtr unsafe.Pointer, inDataLen uint64, outDataPtr *byte, outDataLen uint64, _codeAddr unsafe.Pointer) bool { |
||||
vm := (*JitVm)(_vm) |
||||
|
||||
//fmt.Printf("env_call (depth %d)\n", vm.Env().Depth())
|
||||
|
||||
defer func() { |
||||
if r := recover(); r != nil { |
||||
fmt.Printf("Recovered in env_call (depth %d, out %p %d): %s\n", vm.Env().Depth(), outDataPtr, outDataLen, r) |
||||
} |
||||
}() |
||||
|
||||
balance := vm.Env().State().GetBalance(vm.me.Address()) |
||||
value := llvm2big((*i256)(_value)) |
||||
|
||||
if balance.Cmp(value) >= 0 { |
||||
receiveAddr := llvm2hash((*i256)(_receiveAddr)) |
||||
inData := C.GoBytes(inDataPtr, C.int(inDataLen)) |
||||
outData := llvm2bytesRef(outDataPtr, outDataLen) |
||||
codeAddr := llvm2hash((*i256)(_codeAddr)) |
||||
llvmGas := (*i256)(_gas) |
||||
gas := llvm2big(llvmGas) |
||||
var out []byte |
||||
var err error |
||||
if bytes.Equal(codeAddr, receiveAddr) { |
||||
out, err = vm.env.Call(vm.me, codeAddr, inData, gas, vm.price, value) |
||||
} else { |
||||
out, err = vm.env.CallCode(vm.me, codeAddr, inData, gas, vm.price, value) |
||||
} |
||||
*llvmGas = big2llvm(gas) |
||||
if err == nil { |
||||
copy(outData, out) |
||||
return true |
||||
} |
||||
} |
||||
|
||||
return false |
||||
} |
||||
|
||||
//export env_create
|
||||
func env_create(_vm unsafe.Pointer, _gas unsafe.Pointer, _value unsafe.Pointer, initDataPtr unsafe.Pointer, initDataLen uint64, _result unsafe.Pointer) { |
||||
vm := (*JitVm)(_vm) |
||||
|
||||
value := llvm2big((*i256)(_value)) |
||||
initData := C.GoBytes(initDataPtr, C.int(initDataLen)) // TODO: Unnecessary if low balance
|
||||
result := (*i256)(_result) |
||||
*result = i256{} |
||||
|
||||
llvmGas := (*i256)(_gas) |
||||
gas := llvm2big(llvmGas) |
||||
|
||||
ret, suberr, ref := vm.env.Create(vm.me, nil, initData, gas, vm.price, value) |
||||
if suberr == nil { |
||||
dataGas := big.NewInt(int64(len(ret))) // TODO: Nto the best design. env.Create can do it, it has the reference to gas counter
|
||||
dataGas.Mul(dataGas, GasCreateByte) |
||||
gas.Sub(gas, dataGas) |
||||
*result = hash2llvm(ref.Address()) |
||||
} |
||||
*llvmGas = big2llvm(gas) |
||||
} |
||||
|
||||
//export env_log
|
||||
func env_log(_vm unsafe.Pointer, dataPtr unsafe.Pointer, dataLen uint64, _topic1 unsafe.Pointer, _topic2 unsafe.Pointer, _topic3 unsafe.Pointer, _topic4 unsafe.Pointer) { |
||||
vm := (*JitVm)(_vm) |
||||
|
||||
data := C.GoBytes(dataPtr, C.int(dataLen)) |
||||
|
||||
topics := make([][]byte, 0, 4) |
||||
if _topic1 != nil { |
||||
topics = append(topics, llvm2hash((*i256)(_topic1))) |
||||
} |
||||
if _topic2 != nil { |
||||
topics = append(topics, llvm2hash((*i256)(_topic2))) |
||||
} |
||||
if _topic3 != nil { |
||||
topics = append(topics, llvm2hash((*i256)(_topic3))) |
||||
} |
||||
if _topic4 != nil { |
||||
topics = append(topics, llvm2hash((*i256)(_topic4))) |
||||
} |
||||
|
||||
vm.Env().AddLog(state.NewLog(vm.me.Address(), topics, data)) |
||||
} |
||||
|
||||
//export env_extcode
|
||||
func env_extcode(_vm unsafe.Pointer, _addr unsafe.Pointer, o_size *uint64) *byte { |
||||
vm := (*JitVm)(_vm) |
||||
addr := llvm2hash((*i256)(_addr)) |
||||
code := vm.Env().State().GetCode(addr) |
||||
*o_size = uint64(len(code)) |
||||
return getDataPtr(code) |
||||
} |
||||
|
||||
@ -0,0 +1,10 @@ |
||||
// +build !evmjit
|
||||
|
||||
package vm |
||||
|
||||
import "fmt" |
||||
|
||||
func NewJitVm(env Environment) VirtualMachine { |
||||
fmt.Printf("Warning! EVM JIT not enabled.\n") |
||||
return New(env) |
||||
} |
||||
Loading…
Reference in new issue