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evmjit: Cleanup calls

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This commit is contained in:
Paweł Bylica 2017-12-12 12:25:41 +01:00
parent 07f1584628
commit 10ee998a04
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GPG key ID: 7A0C037434FE77EF
1 changed files with 39 additions and 68 deletions
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107
core/vm/evmjit.go
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@ -338,93 +338,64 @@ func call(result *C.struct_evm_result, pCtx unsafe.Pointer, msg *C.struct_evm_me
addr := *(*common.Address)(unsafe.Pointer(&msg.address))
value := (*(*common.Hash)(unsafe.Pointer(&msg.value))).Big()
input := GoByteSlice(unsafe.Pointer(msg.input), msg.input_size)
// output := GoByteSlice(pOutput, outputSize)
gas := int64(msg.gas)
bigGas := new(big.Int).SetInt64(gas)
// Prepare result with default values.
result.release = nil
result.status_code = C.EVM_FAILURE
result.output_data = nil
result.output_size = 0
contract.Gas.SetInt64(0)
var output []byte
var err error
switch msg.kind {
case C.EVM_CALL:
fmt.Printf("CALL(gas %d, %x)\n", bigGas, addr)
contract.Gas.SetInt64(0)
ret, err := env.Call(contract, addr, input, bigGas, value)
gasLeft := contract.Gas.Int64()
assert(gasLeft <= gas, fmt.Sprintf("%d <= %d", gasLeft, gas))
fmt.Printf("Gas left %d, err: %s\n", gasLeft, err)
result.gas_left = C.int64_t(gasLeft)
if err == nil {
fmt.Printf("Output: %x\n", ret)
result.status_code = C.EVM_SUCCESS
coutput := C.CBytes(ret)
result.output_data = (*C.uint8_t)(coutput)
result.output_size = C.size_t(len(ret))
// FIXME: free output
return
}
result.status_code = C.EVM_FAILURE
return
output, err = env.Call(contract, addr, input, bigGas, value)
case C.EVM_CALLCODE:
fmt.Printf("CALLCODE(gas %d, %x, value %d)\n", bigGas, addr, value)
contract.Gas.SetInt64(0)
ret, err := env.CallCode(contract, addr, input, bigGas, value)
gasLeft := contract.Gas.Int64()
assert(gasLeft <= gas, fmt.Sprintf("%d <= %d", gasLeft, gas))
fmt.Printf("Gas left %d, err: %s\n", gasLeft, err)
result.gas_left = C.int64_t(gasLeft)
if err == nil {
result.status_code = C.EVM_SUCCESS
coutput := C.CBytes(ret)
result.output_data = (*C.uint8_t)(coutput)
result.output_size = C.size_t(len(ret))
// FIXME: free output
return
}
result.status_code = C.EVM_FAILURE
return
output, err = env.CallCode(contract, addr, input, bigGas, value)
case C.EVM_DELEGATECALL:
fmt.Printf("DELEGATECALL(gas %d, %x)\n", bigGas, addr)
contract.Gas.SetInt64(0)
ret, err := env.DelegateCall(contract, addr, input, bigGas)
gasLeft := contract.Gas.Int64()
assert(gasLeft <= gas, fmt.Sprintf("%d <= %d", gasLeft, gas))
fmt.Printf("Gas left %d, err: %s\n", gasLeft, err)
result.gas_left = C.int64_t(gasLeft)
if err == nil {
result.status_code = C.EVM_SUCCESS
coutput := C.CBytes(ret)
result.output_data = (*C.uint8_t)(coutput)
result.output_size = C.size_t(len(ret))
// FIXME: free output
return
}
result.status_code = C.EVM_FAILURE
return
output, err = env.DelegateCall(contract, addr, input, bigGas)
case C.EVM_CREATE:
fmt.Printf("CREATE(gas %d, %x)\n", bigGas, addr)
contract.Gas.SetInt64(0)
_, createAddr, err := env.Create(contract, input, bigGas, value)
gasLeft := contract.Gas.Int64()
assert(gasLeft <= gas, fmt.Sprintf("%d <= %d", gasLeft, gas))
fmt.Printf("Gas left %d, err: %s\n", gasLeft, err)
result.gas_left = C.int64_t(gasLeft)
result.status_code = C.EVM_FAILURE
if (env.ChainConfig().IsHomestead(env.BlockNumber) && err == ErrCodeStoreOutOfGas) ||
(err != nil && err != ErrCodeStoreOutOfGas) {
return
} else {
result.status_code = C.EVM_SUCCESS
var createAddr common.Address
_, createAddr, err = env.Create(contract, input, bigGas, value)
isHomestead := env.ChainConfig().IsHomestead(env.BlockNumber)
if !isHomestead && err == ErrCodeStoreOutOfGas {
err = nil
}
if err == nil {
// Copy create address to result.
ca := GoByteSlice(unsafe.Pointer(&result.create_address.bytes), 20)
copy(ca, createAddr[:])
}
return
}
gasLeft := contract.Gas.Int64()
assert(gasLeft <= gas, fmt.Sprintf("%d <= %d", gasLeft, gas))
fmt.Printf("Gas left %d, err: %s\n", gasLeft, err)
result.gas_left = C.int64_t(gasLeft)
// Map error to status code.
if err == nil {
result.status_code = C.EVM_SUCCESS
} else {
result.status_code = C.EVM_FAILURE
}
if len(output) > 0 {
cOutput := C.CBytes(output)
result.output_data = (*C.uint8_t)(cOutput)
result.output_size = C.size_t(len(output))
// FIXME: free output
result.release = nil
} else {
result.output_data = nil
result.output_size = 0
result.release = nil
}
}