Example #1
0
func loadSystemRoots() (*CertPool, error) {
	const CRYPT_E_NOT_FOUND = 0x80092004

	store, err := syscall.CertOpenSystemStore(0, syscall.StringToUTF16Ptr("ROOT"))
	if err != nil {
		return nil, err
	}
	defer syscall.CertCloseStore(store, 0)

	roots := NewCertPool()
	var cert *syscall.CertContext
	for {
		cert, err = syscall.CertEnumCertificatesInStore(store, cert)
		if err != nil {
			if errno, ok := err.(syscall.Errno); ok {
				if errno == CRYPT_E_NOT_FOUND {
					break
				}
			}
			return nil, err
		}
		if cert == nil {
			break
		}
		// Copy the buf, since ParseCertificate does not create its own copy.
		buf := (*[1 << 20]byte)(unsafe.Pointer(cert.EncodedCert))[:]
		buf2 := make([]byte, cert.Length)
		copy(buf2, buf)
		if c, err := ParseCertificate(buf2); err == nil {
			roots.AddCert(c)
		}
	}
	return roots, nil
}
Example #2
0
func loadStore(roots *x509.CertPool, name string) {
	store, errno := syscall.CertOpenSystemStore(syscall.InvalidHandle, syscall.StringToUTF16Ptr(name))
	if errno != 0 {
		return
	}

	var cert *syscall.CertContext
	for {
		cert = syscall.CertEnumCertificatesInStore(store, cert)
		if cert == nil {
			break
		}

		var asn1Slice []byte
		hdrp := (*reflect.SliceHeader)(unsafe.Pointer(&asn1Slice))
		hdrp.Data = cert.EncodedCert
		hdrp.Len = int(cert.Length)
		hdrp.Cap = int(cert.Length)

		buf := make([]byte, len(asn1Slice))
		copy(buf, asn1Slice)

		if cert, err := x509.ParseCertificate(buf); err == nil {
			roots.AddCert(cert)
		}
	}

	syscall.CertCloseStore(store, 0)
}
Example #3
0
func loadStore(roots *x509.CertPool, name string) {
	store, err := syscall.CertOpenSystemStore(syscall.InvalidHandle, syscall.StringToUTF16Ptr(name))
	if err != nil {
		return
	}
	defer syscall.CertCloseStore(store, 0)

	var cert *syscall.CertContext
	for {
		cert, err = syscall.CertEnumCertificatesInStore(store, cert)
		if err != nil {
			return
		}

		buf := (*[1 << 20]byte)(unsafe.Pointer(cert.EncodedCert))[:]
		// ParseCertificate requires its own copy of certificate data to keep.
		buf2 := make([]byte, cert.Length)
		copy(buf2, buf)
		if c, err := x509.ParseCertificate(buf2); err == nil {
			roots.AddCert(c)
		}
	}
}