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rlp: require declared number of input elements for array types

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This commit is contained in:
Felix Lange
2015-04-17 03:11:24 +02:00
parent 9c7281c17e
commit 7180699d40
2 changed files with 26 additions and 40 deletions
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26
rlp/decode_test.go
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@ -290,11 +290,6 @@ var (
)
)
var (
sharedByteArray [5]byte
sharedPtr = new(*uint)
)
var decodeTests = []decodeTest{
// integers
{input: "05", ptr: new(uint32), value: uint32(5)},
@ -315,11 +310,16 @@ var decodeTests = []decodeTest{
{input: "F8020004", ptr: new([]uint), error: "rlp: non-canonical size information for []uint"},
// arrays
{input: "C0", ptr: new([5]uint), value: [5]uint{}},
{input: "C50102030405", ptr: new([5]uint), value: [5]uint{1, 2, 3, 4, 5}},
{input: "C0", ptr: new([5]uint), error: "rlp: input list has too few elements for [5]uint"},
{input: "C102", ptr: new([5]uint), error: "rlp: input list has too few elements for [5]uint"},
{input: "C6010203040506", ptr: new([5]uint), error: "rlp: input list has too many elements for [5]uint"},
{input: "F8020004", ptr: new([5]uint), error: "rlp: non-canonical size information for [5]uint"},
// zero sized arrays
{input: "C0", ptr: new([0]uint), value: [0]uint{}},
{input: "C101", ptr: new([0]uint), error: "rlp: input list has too many elements for [0]uint"},
// byte slices
{input: "01", ptr: new([]byte), value: []byte{1}},
{input: "80", ptr: new([]byte), value: []byte{}},
@ -328,21 +328,17 @@ var decodeTests = []decodeTest{
{input: "8105", ptr: new([]byte), error: "rlp: non-canonical size information for []uint8"},
// byte arrays
{input: "01", ptr: new([5]byte), value: [5]byte{1}},
{input: "80", ptr: new([5]byte), value: [5]byte{}},
{input: "02", ptr: new([1]byte), value: [1]byte{2}},
{input: "850102030405", ptr: new([5]byte), value: [5]byte{1, 2, 3, 4, 5}},
// byte array errors
{input: "02", ptr: new([5]byte), error: "rlp: input string too short for [5]uint8"},
{input: "80", ptr: new([5]byte), error: "rlp: input string too short for [5]uint8"},
{input: "820000", ptr: new([5]byte), error: "rlp: input string too short for [5]uint8"},
{input: "C0", ptr: new([5]byte), error: "rlp: expected input string or byte for [5]uint8"},
{input: "C3010203", ptr: new([5]byte), error: "rlp: expected input string or byte for [5]uint8"},
{input: "86010203040506", ptr: new([5]byte), error: "rlp: input string too long for [5]uint8"},
{input: "8105", ptr: new([5]byte), error: "rlp: non-canonical size information for [5]uint8"},
// byte array reuse (should be zeroed)
{input: "850102030405", ptr: &sharedByteArray, value: [5]byte{1, 2, 3, 4, 5}},
{input: "01", ptr: &sharedByteArray, value: [5]byte{1}}, // kind: String
{input: "850102030405", ptr: &sharedByteArray, value: [5]byte{1, 2, 3, 4, 5}},
{input: "01", ptr: &sharedByteArray, value: [5]byte{1}}, // kind: Byte
{input: "8105", ptr: new([1]byte), error: "rlp: non-canonical size information for [1]uint8"},
// zero sized byte arrays
{input: "80", ptr: new([0]byte), value: [0]byte{}},