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format.go
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format.go
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package xrsa
import "strings"
const (
PKCS1 PKCSType = 1 // 非java适用
PKCS8 PKCSType = 2 // java适用
)
type PKCSType uint8
// FormatAlipayPrivateKey 格式化支付宝普通应用秘钥
func FormatAlipayPrivateKey(privateKey string) (pKey string) {
var buffer strings.Builder
buffer.WriteString("-----BEGIN RSA PRIVATE KEY-----\n")
rawLen := 64
keyLen := len(privateKey)
raws := keyLen / rawLen
temp := keyLen % rawLen
if temp > 0 {
raws++
}
start := 0
end := start + rawLen
for i := 0; i < raws; i++ {
if i == raws-1 {
buffer.WriteString(privateKey[start:])
} else {
buffer.WriteString(privateKey[start:end])
}
buffer.WriteByte('\n')
start += rawLen
end = start + rawLen
}
buffer.WriteString("-----END RSA PRIVATE KEY-----\n")
pKey = buffer.String()
return
}
// FormatAlipayPublicKey 格式化支付宝普通支付宝公钥
func FormatAlipayPublicKey(publicKey string) (pKey string) {
var buffer strings.Builder
buffer.WriteString("-----BEGIN PUBLIC KEY-----\n")
rawLen := 64
keyLen := len(publicKey)
raws := keyLen / rawLen
temp := keyLen % rawLen
if temp > 0 {
raws++
}
start := 0
end := start + rawLen
for i := 0; i < raws; i++ {
if i == raws-1 {
buffer.WriteString(publicKey[start:])
} else {
buffer.WriteString(publicKey[start:end])
}
buffer.WriteByte('\n')
start += rawLen
end = start + rawLen
}
buffer.WriteString("-----END PUBLIC KEY-----\n")
pKey = buffer.String()
return
}