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// Copyright 2019 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Program generate-corpus generates a seed corpus for the fuzzers.
//
// This command is not run automatically because its output is not stable.
// It's present in source control mainly as documentation of where the seed
// corpus came from.
package main
import (
"crypto/sha1"
"fmt"
"log"
"os"
"google.golang.org/protobuf/encoding/protojson"
"google.golang.org/protobuf/encoding/prototext"
"google.golang.org/protobuf/proto"
fuzzpb "google.golang.org/protobuf/internal/testprotos/fuzz"
testpb "google.golang.org/protobuf/internal/testprotos/test"
)
var messages = []proto.Message{
&fuzzpb.Fuzz{
TestAllTypes: &testpb.TestAllTypes{
OptionalInt32: proto.Int32(1001),
OptionalInt64: proto.Int64(1002),
OptionalUint32: proto.Uint32(1003),
OptionalUint64: proto.Uint64(1004),
OptionalSint32: proto.Int32(1005),
OptionalSint64: proto.Int64(1006),
OptionalFixed32: proto.Uint32(1007),
OptionalFixed64: proto.Uint64(1008),
OptionalSfixed32: proto.Int32(1009),
OptionalSfixed64: proto.Int64(1010),
OptionalFloat: proto.Float32(1011.5),
OptionalDouble: proto.Float64(1012.5),
OptionalBool: proto.Bool(true),
OptionalString: proto.String("string"),
OptionalBytes: []byte("bytes"),
OptionalNestedEnum: testpb.TestAllTypes_BAR.Enum(),
Optionalgroup: &testpb.TestAllTypes_OptionalGroup{
A: proto.Int32(1017),
},
OptionalNestedMessage: &testpb.TestAllTypes_NestedMessage{
A: proto.Int32(42),
Corecursive: &testpb.TestAllTypes{
OptionalInt32: proto.Int32(43),
},
},
RepeatedInt32: []int32{1001, 2001},
RepeatedInt64: []int64{1002, 2002},
RepeatedUint32: []uint32{1003, 2003},
RepeatedUint64: []uint64{1004, 2004},
RepeatedSint32: []int32{1005, 2005},
RepeatedSint64: []int64{1006, 2006},
RepeatedFixed32: []uint32{1007, 2007},
RepeatedFixed64: []uint64{1008, 2008},
RepeatedSfixed32: []int32{1009, 2009},
RepeatedSfixed64: []int64{1010, 2010},
RepeatedFloat: []float32{1011.5, 2011.5},
RepeatedDouble: []float64{1012.5, 2012.5},
RepeatedBool: []bool{true, false},
RepeatedString: []string{"foo", "bar"},
RepeatedBytes: [][]byte{[]byte("FOO"), []byte("BAR")},
RepeatedNestedEnum: []testpb.TestAllTypes_NestedEnum{
testpb.TestAllTypes_FOO,
testpb.TestAllTypes_BAR,
},
RepeatedNestedMessage: []*testpb.TestAllTypes_NestedMessage{
{A: proto.Int32(1)},
nil,
{A: proto.Int32(2)},
},
Repeatedgroup: []*testpb.TestAllTypes_RepeatedGroup{
{A: proto.Int32(1017)},
nil,
{A: proto.Int32(2017)},
},
MapInt32Int32: map[int32]int32{1056: 1156, 2056: 2156},
MapInt64Int64: map[int64]int64{1057: 1157, 2057: 2157},
MapUint32Uint32: map[uint32]uint32{1058: 1158, 2058: 2158},
MapUint64Uint64: map[uint64]uint64{1059: 1159, 2059: 2159},
MapSint32Sint32: map[int32]int32{1060: 1160, 2060: 2160},
MapSint64Sint64: map[int64]int64{1061: 1161, 2061: 2161},
MapFixed32Fixed32: map[uint32]uint32{1062: 1162, 2062: 2162},
MapFixed64Fixed64: map[uint64]uint64{1063: 1163, 2063: 2163},
MapSfixed32Sfixed32: map[int32]int32{1064: 1164, 2064: 2164},
MapSfixed64Sfixed64: map[int64]int64{1065: 1165, 2065: 2165},
MapInt32Float: map[int32]float32{1066: 1166.5, 2066: 2166.5},
MapInt32Double: map[int32]float64{1067: 1167.5, 2067: 2167.5},
MapBoolBool: map[bool]bool{true: false, false: true},
MapStringString: map[string]string{"69.1.key": "69.1.val", "69.2.key": "69.2.val"},
MapStringBytes: map[string][]byte{"70.1.key": []byte("70.1.val"), "70.2.key": []byte("70.2.val")},
MapStringNestedMessage: map[string]*testpb.TestAllTypes_NestedMessage{
"71.1.key": {A: proto.Int32(1171)},
"71.2.key": {A: proto.Int32(2171)},
},
MapStringNestedEnum: map[string]testpb.TestAllTypes_NestedEnum{
"73.1.key": testpb.TestAllTypes_FOO,
"73.2.key": testpb.TestAllTypes_BAR,
},
OneofField: &testpb.TestAllTypes_OneofUint32{1111},
},
},
}
func main() {
for _, m := range messages {
wire, err := proto.Marshal(m)
if err != nil {
log.Fatal(err)
}
if err := os.WriteFile(fmt.Sprintf("internal/fuzz/wirefuzz/corpus/%x", sha1.Sum(wire)), wire, 0777); err != nil {
log.Fatal(err)
}
text, err := prototext.Marshal(m)
if err != nil {
log.Fatal(err)
}
if err := os.WriteFile(fmt.Sprintf("internal/fuzz/textfuzz/corpus/%x", sha1.Sum(text)), text, 0777); err != nil {
log.Fatal(err)
}
json, err := protojson.Marshal(m)
if err != nil {
log.Fatal(err)
}
if err := os.WriteFile(fmt.Sprintf("internal/fuzz/jsonfuzz/corpus/%x", sha1.Sum(json)), json, 0777); err != nil {
log.Fatal(err)
}
}
}
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