/
dump_replay.go
96 lines (80 loc) · 2.23 KB
/
dump_replay.go
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// Copyright (C) 2017 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"bytes"
"context"
"flag"
"fmt"
"io"
"io/ioutil"
"math"
"github.com/golang/protobuf/proto"
"github.com/google/gapid/core/app"
"github.com/google/gapid/core/data/endian"
"github.com/google/gapid/core/os/device"
replaysrv "github.com/google/gapid/gapir/replay_service"
"github.com/google/gapid/gapis/replay/opcode"
)
type dumpReplayVerb struct{}
func init() {
verb := &dumpReplayVerb{}
app.AddVerb(&app.Verb{
Name: "dump_replay",
ShortHelp: "Prints textual representation of a replay payload.",
Action: verb,
})
}
func (verb *dumpReplayVerb) Run(ctx context.Context, flags flag.FlagSet) error {
if flags.NArg() != 1 {
app.Usage(ctx, "dump_replay expects the path to the payload.bin file", flags.NArg())
return nil
}
path := flags.Arg(0)
data, err := ioutil.ReadFile(path)
if err != nil {
return err
}
payload := replaysrv.Payload{}
if err := proto.Unmarshal(data, &payload); err != nil {
return err
}
fmt.Printf("Stack Size: 0x%x\n", payload.StackSize)
fmt.Printf("Volatile Memory Size: 0x%x\n", payload.VolatileMemorySize)
// TODO: Constants
// TODO: Resources
if err := dumpOpcodes(&payload); err != nil {
return err
}
return nil
}
func dumpOpcodes(payload *replaysrv.Payload) error {
count := len(payload.Opcodes) / 4
fmt.Printf("Opcodes:\n")
f := fmt.Sprintf("%%.%dd: %%v\n", int(math.Round(math.Log10(float64(count)))+0.5))
r := endian.Reader(bytes.NewReader(payload.Opcodes), device.LittleEndian)
idx := 0
for {
opcode, err := opcode.Decode(r)
switch err {
case nil:
fmt.Printf(f, idx, opcode)
idx++
case io.EOF:
return nil
default:
return err
}
}
}