71 lines
1.9 KiB
Go
71 lines
1.9 KiB
Go
/*-
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* Copyright 2014 Square Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package jose
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import (
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"crypto/rand"
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"encoding/base64"
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"encoding/hex"
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"math/big"
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"regexp"
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)
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// Reset random reader to original value
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func resetRandReader() {
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randReader = rand.Reader
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}
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// Build big int from hex-encoded string. Strips whitespace (for testing).
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func fromHexInt(base16 string) *big.Int {
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re := regexp.MustCompile(`\s+`)
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val, ok := new(big.Int).SetString(re.ReplaceAllString(base16, ""), 16)
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if !ok {
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panic("Invalid test data")
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}
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return val
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}
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// Build big int from base64-encoded string. Strips whitespace (for testing).
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func fromBase64Int(encoded string) *big.Int {
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re := regexp.MustCompile(`\s+`)
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val, err := base64.RawURLEncoding.DecodeString(re.ReplaceAllString(encoded, ""))
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if err != nil {
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panic("Invalid test data: " + err.Error())
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}
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return new(big.Int).SetBytes(val)
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}
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// Decode hex-encoded string into byte array. Strips whitespace (for testing).
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func fromHexBytes(base16 string) []byte {
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re := regexp.MustCompile(`\s+`)
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val, err := hex.DecodeString(re.ReplaceAllString(base16, ""))
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if err != nil {
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panic("Invalid test data")
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}
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return val
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}
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// Decode base64-encoded string into byte array. Strips whitespace (for testing).
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func fromBase64Bytes(b64 string) []byte {
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re := regexp.MustCompile(`\s+`)
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val, err := base64.StdEncoding.DecodeString(re.ReplaceAllString(b64, ""))
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if err != nil {
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panic("Invalid test data")
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}
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return val
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}
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