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eth/tracers: make native 4byte default, remove js version (#23916)

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Sina Mahmoodi 2021-11-16 08:44:57 +01:00 committed by GitHub
parent b0b708bf23
commit 05acc272b5
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3 changed files with 2 additions and 95 deletions
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70
eth/tracers/js/internal/tracers/4byte_tracer.js
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@ -1,70 +0,0 @@
// Copyright 2017 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
// 4byteTracer searches for 4byte-identifiers, and collects them for post-processing.
// It collects the methods identifiers along with the size of the supplied data, so
// a reversed signature can be matched against the size of the data.
//
// Example:
// > debug.traceTransaction( "0x214e597e35da083692f5386141e69f47e973b2c56e7a8073b1ea08fd7571e9de", {tracer: "4byteTracer"})
// {
// 0x27dc297e-128: 1,
// 0x38cc4831-0: 2,
// 0x524f3889-96: 1,
// 0xadf59f99-288: 1,
// 0xc281d19e-0: 1
// }
{
// ids aggregates the 4byte ids found.
ids : {},
// store save the given indentifier and datasize.
store: function(id, size){
var key = "" + toHex(id) + "-" + size;
this.ids[key] = this.ids[key] + 1 || 1;
},
enter: function(frame, log) {
// Skip any pre-compile invocations, those are just fancy opcodes
if (isPrecompiled(frame.getTo())) {
return;
}
var type = frame.getType()
if (type !== "CALL" && type !== "STATICCALL" &&
type !== "DELEGATECALL" && type !== "CALLCODE"){
return;
}
var input = frame.getInput()
if (input.length >= 4) {
this.store(slice(input, 0, 4), input.length - 4);
}
},
exit: function(frameResult) {},
// fault is invoked when the actual execution of an opcode fails.
fault: function(log, db) {},
// result is invoked when all the opcodes have been iterated over and returns
// the final result of the tracing.
result: function(ctx) {
// Save the outer calldata also
if (ctx.input.length >= 4) {
this.store(slice(ctx.input, 0, 4), ctx.input.length-4)
}
return this.ids;
},
}

23
eth/tracers/js/internal/tracers/assets.go
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File diff suppressed because one or more lines are too long

4
eth/tracers/native/4byte.go
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@ -29,7 +29,7 @@ import (
)
func init() {
register("4byte", newFourByteTracer)
register("4byteTracer", newFourByteTracer)
}
// fourByteTracer searches for 4byte-identifiers, and collects them for post-processing.
@ -37,7 +37,7 @@ func init() {
// a reversed signature can be matched against the size of the data.
//
// Example:
// > debug.traceTransaction( "0x214e597e35da083692f5386141e69f47e973b2c56e7a8073b1ea08fd7571e9de", {tracer: "4byte"})
// > debug.traceTransaction( "0x214e597e35da083692f5386141e69f47e973b2c56e7a8073b1ea08fd7571e9de", {tracer: "4byteTracer"})
// {
// 0x27dc297e-128: 1,
// 0x38cc4831-0: 2,