lnd.xprv/fuzz/brontide/random_actone.go
eugene f82653cb06
fuzz: change return values to 1 rather than 0 or -1
This allows gofuzz to store the mutating input as coverage if it reaches
any new coverage, even if it didn't make it to the end of the test.
2020-10-13 15:17:57 -04:00

31 lines
673 B
Go

// +build gofuzz
package brontidefuzz
import (
"github.com/lightningnetwork/lnd/brontide"
)
// Fuzz_random_actone is a go-fuzz harness for ActOne in the brontide
// handshake.
func Fuzz_random_actone(data []byte) int {
// Check if data is large enough.
if len(data) < brontide.ActOneSize {
return 1
}
// This will return brontide machines with random keys.
_, responder := getBrontideMachines()
// Copy data into [ActOneSize]byte.
var actOne [brontide.ActOneSize]byte
copy(actOne[:], data)
// Responder receives ActOne, should fail on the MAC check.
if err := responder.RecvActOne(actOne); err == nil {
nilAndPanic(nil, responder, nil)
}
return 1
}