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accounts/abi/bind, cmd/abigen: Go API generator around an EVM ABI

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This commit is contained in:
Péter Szilágyi
2016-03-16 12:48:33 +02:00
parent 75c86f8646
commit 72826bb5ad
20 changed files with 12216 additions and 42 deletions
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24
accounts/abi/abi.go
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@ -26,11 +26,6 @@ import (
"github.com/ethereum/go-ethereum/common"
)
// Executer is an executer method for performing state executions. It takes one
// argument which is the input data and expects output data to be returned as
// multiple 32 byte word length concatenated slice
type Executer func(datain []byte) []byte
// The ABI holds information about a contract's context and available
// invokable methods. It will allow you to type check function calls and
// packs data accordingly.
@ -169,21 +164,6 @@ func toGoType(i int, t Argument, output []byte) (interface{}, error) {
return nil, fmt.Errorf("abi: unknown type %v", t.Type.T)
}
// Call will unmarshal the output of the call in v. It will return an error if
// invalid type is given or if the output is too short to conform to the ABI
// spec.
//
// Call supports all of the available types and accepts a struct or an interface
// slice if the return is a tuple.
func (abi ABI) Call(executer Executer, v interface{}, name string, args ...interface{}) error {
callData, err := abi.Pack(name, args...)
if err != nil {
return err
}
return abi.unmarshal(v, name, executer(callData))
}
// these variable are used to determine certain types during type assertion for
// assignment.
var (
@ -193,8 +173,8 @@ var (
r_byte = reflect.TypeOf(byte(0))
)
// unmarshal output in v according to the abi specification
func (abi ABI) unmarshal(v interface{}, name string, output []byte) error {
// Unpack output in v according to the abi specification
func (abi ABI) Unpack(v interface{}, name string, output []byte) error {
var method = abi.Methods[name]
if len(output) == 0 {