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fix aes unpk

This commit is contained in:
yanweidong 2024-02-20 16:52:41 +08:00
parent 87ea785119
commit 31a80eb904
1 changed files with 8 additions and 3 deletions
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11
encipher/aes.go
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@ -28,6 +28,9 @@ func New() {
} }
func GenerateTokenAes(id uint, identity, client, role string, extend map[string]string) (string, error) { func GenerateTokenAes(id uint, identity, client, role string, extend map[string]string) (string, error) {
if (JwtSecretLen == 16 || JwtSecretLen == 24 || JwtSecretLen == 32) == false {
return "", errors.New("JwtSecret lenght must 16/24/32.")
}
expireTime := time.Now().Add(vars.JwtExpireDay) expireTime := time.Now().Add(vars.JwtExpireDay)
claims := types.JwtClaims{ claims := types.JwtClaims{
ID: id, ID: id,
@ -51,9 +54,7 @@ func GenerateTokenAes(id uint, identity, client, role string, extend map[string]
} }
func AesEncryptCBC(plan []byte) (string, error) { func AesEncryptCBC(plan []byte) (string, error) {
if (JwtSecretLen == 16 || JwtSecretLen == 24 || JwtSecretLen == 32) == false {
return "", errors.New("JwtSecret lenght must 16/24/32.")
}
// 分组秘钥 // 分组秘钥
// NewCipher该函数限制了输入k的长度必须为16, 24或者32 // NewCipher该函数限制了输入k的长度必须为16, 24或者32
block, _ := aes.NewCipher(JwtSecret) block, _ := aes.NewCipher(JwtSecret)
@ -121,6 +122,10 @@ func PKCS7UnPadding(origData []byte, blocksize int) []byte {
length := len(origData) length := len(origData)
unpadding := int(origData[length-1]) unpadding := int(origData[length-1])
if length-unpadding <= 0 {
return nil
}
return origData[:(length - unpadding)] return origData[:(length - unpadding)]
} }