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package pem
import (
"crypto/ecdsa"
"crypto/x509"
"encoding/pem"
"fmt"
"os"
)
func LoadECPrivateKey(filename string) (*ecdsa.PrivateKey, error) {
pb, err := os.ReadFile(filename)
if err != nil {
return nil, err
}
block, _ := pem.Decode(pb)
if block == nil {
return nil, fmt.Errorf("failed to decode pem bytes")
}
key, err := x509.ParseECPrivateKey(block.Bytes)
if err != nil {
return nil, err
}
return key, nil
}
func CertificateFromPemData(data []byte) (*x509.Certificate, error) {
block, _ := pem.Decode(data)
if block == nil {
return nil, fmt.Errorf("Unable to decode PEM")
}
crt, err := x509.ParseCertificate(block.Bytes)
if err != nil {
return nil, err
}
return crt, nil
}
func CertificateRequestFromPemDataRaw(data []byte) (*x509.CertificateRequest, []byte, error) {
block, _ := pem.Decode(data)
if block == nil {
return nil, nil, fmt.Errorf("Unable to decode PEM")
}
csr, err := x509.ParseCertificateRequest(block.Bytes)
if err != nil {
return nil, nil, err
}
return csr, block.Bytes, nil
}
func CertificateRequestFromPemData(data []byte) (*x509.CertificateRequest, error) {
csr, _, err := CertificateRequestFromPemDataRaw(data)
return csr, err
}
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