| // Copyright 2016 The LUCI Authors. |
| // |
| // 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 utils |
| |
| import ( |
| "fmt" |
| "math/big" |
| ) |
| |
| // SerializeSN converts a certificate serial number to a byte blob. |
| func SerializeSN(sn *big.Int) ([]byte, error) { |
| blob, err := sn.GobEncode() |
| if err != nil { |
| return nil, fmt.Errorf("can't encode SN - %s", err) |
| } |
| return blob, nil |
| } |