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crypto/tls (part 5/5)

Make RSA and X509 build by using big. (This involves commenting out
key generation for now since I haven't written Miller-Rabin in big
yet.)

Add entries to the Makefile.

R=rsc
CC=go-dev
http://go/go-review/1022005
This commit is contained in:
Adam Langley 2009-11-05 16:44:02 -08:00
parent 950f2637c2
commit eb48f83ae2
8 changed files with 35 additions and 9 deletions

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@ -5,8 +5,8 @@ bignum.install: fmt.install
bufio.install: io.install os.install strconv.install utf8.install
bytes.install: os.install unicode.install utf8.install
compress/flate.install: bufio.install bytes.install io.install math.install os.install sort.install strconv.install
compress/gzip.install: bufio.install compress/flate.install hash.install hash/crc32.install io.install os.install
compress/zlib.install: bufio.install compress/flate.install hash.install hash/adler32.install io.install os.install
compress/gzip.install: bufio.install compress/flate.install hash/crc32.install hash.install io.install os.install
compress/zlib.install: bufio.install compress/flate.install hash/adler32.install hash.install io.install os.install
container/heap.install: sort.install
container/list.install:
container/ring.install:
@ -16,8 +16,11 @@ crypto/block.install: fmt.install hash.install io.install os.install strconv.ins
crypto/hmac.install: crypto/md5.install crypto/sha1.install hash.install os.install
crypto/md5.install: hash.install os.install
crypto/rc4.install: os.install strconv.install
crypto/rsa.install: big.install bytes.install crypto/subtle.install hash.install io.install os.install
crypto/sha1.install: hash.install os.install
crypto/subtle.install:
crypto/tls.install: bufio.install bytes.install container/list.install crypto/hmac.install crypto/md5.install crypto/rc4.install crypto/rsa.install crypto/sha1.install crypto/subtle.install fmt.install hash.install io.install net.install os.install strings.install time.install
crypto/x509.install: asn1.install big.install crypto/rsa.install os.install
debug/dwarf.install: encoding/binary.install os.install strconv.install
debug/macho.install: bytes.install debug/dwarf.install encoding/binary.install fmt.install io.install os.install strconv.install
debug/elf.install: bytes.install debug/dwarf.install encoding/binary.install fmt.install io.install os.install strconv.install
@ -49,7 +52,7 @@ hash/adler32.install: hash.install os.install
hash/crc32.install: hash.install os.install
http.install: bufio.install bytes.install container/vector.install fmt.install io.install log.install net.install os.install path.install strconv.install strings.install utf8.install
image.install:
image/png.install: bufio.install compress/zlib.install hash.install hash/crc32.install image.install io.install os.install strconv.install
image/png.install: bufio.install compress/zlib.install hash/crc32.install hash.install image.install io.install os.install strconv.install
io.install: bytes.install os.install sort.install strings.install sync.install
json.install: bytes.install container/vector.install fmt.install math.install reflect.install strconv.install strings.install utf8.install
log.install: fmt.install io.install os.install runtime.install time.install

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@ -30,8 +30,11 @@ DIRS=\
crypto/hmac\
crypto/md5\
crypto/rc4\
crypto/rsa\
crypto/sha1\
crypto/subtle\
crypto/tls\
crypto/x509\
debug/dwarf\
debug/macho\
debug/elf\

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@ -5,9 +5,9 @@
package rsa
import (
"big";
"bytes";
"crypto/subtle";
big "gmp";
"io";
"os";
)

View File

@ -5,9 +5,9 @@
package rsa
import (
"big";
"bytes";
"encoding/base64";
big "gmp";
"os";
"io";
"strings";

View File

@ -8,9 +8,9 @@ package rsa
// TODO(agl): Add support for PSS padding.
import (
"big";
"bytes";
"crypto/subtle";
big "gmp";
"hash";
"io";
"os";
@ -19,6 +19,10 @@ import (
var bigZero = big.NewInt(0)
var bigOne = big.NewInt(1)
/*
TODO(agl): Enable once big implements ProbablyPrime.
// randomSafePrime returns a number, p, of the given size, such that p and
// (p-1)/2 are both prime with high probability.
func randomSafePrime(rand io.Reader, bits int) (p *big.Int, err os.Error) {
@ -53,6 +57,8 @@ func randomSafePrime(rand io.Reader, bits int) (p *big.Int, err os.Error) {
return;
}
*/
// randomNumber returns a uniform random value in [0, max).
func randomNumber(rand io.Reader, max *big.Int) (n *big.Int, err os.Error) {
k := (max.Len() + 7)/8;
@ -103,6 +109,9 @@ type PrivateKey struct {
// It returns nil if the key is valid, or else an os.Error describing a problem.
func (priv PrivateKey) Validate() os.Error {
/*
TODO(agl): Enable once big implements ProbablyPrime.
// Check that p and q are prime.
if !priv.P.ProbablyPrime(20) {
return os.ErrorString("P is composite");
@ -110,6 +119,7 @@ func (priv PrivateKey) Validate() os.Error {
if !priv.Q.ProbablyPrime(20) {
return os.ErrorString("Q is composite");
}
*/
// Check that p*q == n.
modulus := new(big.Int).Mul(priv.P, priv.Q);
if big.CmpInt(modulus, priv.N) != 0 {
@ -136,6 +146,8 @@ func (priv PrivateKey) Validate() os.Error {
return nil;
}
/*
// GenerateKeyPair generates an RSA keypair of the given bit size.
func GenerateKey(rand io.Reader, bits int) (priv *PrivateKey, err os.Error) {
priv = new(PrivateKey);
@ -192,6 +204,8 @@ func GenerateKey(rand io.Reader, bits int) (priv *PrivateKey, err os.Error) {
return;
}
*/
// incCounter increments a four byte, big-endian counter.
func incCounter(c *[4]byte) {
if c[3]++; c[3] != 0 {

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@ -5,13 +5,17 @@
package rsa
import (
"big";
"bytes";
"crypto/sha1";
big "gmp";
"os";
"testing";
)
/*
TODO(agl): Enable once big implements ProbablyPrime.
func TestKeyGeneration(t *testing.T) {
urandom, err := os.Open("/dev/urandom", os.O_RDONLY, 0);
if err != nil {
@ -42,6 +46,8 @@ func TestKeyGeneration(t *testing.T) {
}
}
*/
type testEncryptOAEPMessage struct {
in []byte;
seed []byte;

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@ -9,9 +9,9 @@ package x509
import (
"asn1";
"big";
"crypto/rsa";
"os";
big "gmp";
)
// pkcs1PrivateKey is a structure which mirrors the PKCS#1 ASN.1 for an RSA private key.

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@ -5,12 +5,12 @@
package x509
import (
"big";
"crypto/rsa";
"encoding/pem";
"reflect";
"strings";
"testing";
big "gmp";
)
func TestParsePKCS1PrivateKey(t *testing.T) {