TrueCloudLab/neoneo-go
7
0
Fork 2
Code Issues Pull requests Projects Releases Packages Wiki Activity

transaction: fix Size() calculation for attribute

Browse source 
It wasn't accounting for attr.Data length properly.
This commit is contained in:
Roman Khimov 2019-08-30 11:27:03 +03:00
parent 8ececdc9a7
commit 200cce9f02
1 changed files with 7 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
pkg/core/transaction/attribute.go
View file

@ -73,17 +73,19 @@ func (attr *Attribute) EncodeBinary(w io.Writer) error {
// Size returns the size in number bytes of the Attribute
func (attr *Attribute) Size() int {
sz := 1 // usage
switch attr.Usage {
case ContractHash, ECDH02, ECDH03, Vote,
Hash1, Hash2, Hash3, Hash4, Hash5, Hash6, Hash7, Hash8, Hash9, Hash10, Hash11, Hash12, Hash13, Hash14, Hash15:
return 33 // uint8 + 32 = size(attrUsage) + 32
sz += 32 // uint8 + 32 = size(attrUsage) + 32
case Script:
return 21 // uint8 + 20 = size(attrUsage) + 20
case Description:
return 2 + len(attr.Data) // uint8 + uint8+ len of data = size(attrUsage) + size(byte) + len of data
sz += 20 // uint8 + 20 = size(attrUsage) + 20
case DescriptionURL:
sz += 1
default:
return 1 + len(attr.Data) // uint8 + len of data = size(attrUsage) + len of data
sz += util.GetVarSize(attr.Data)
}
return sz
}
// MarshalJSON implements the json Marschaller interface