csidh: cleanup, re-org
Dieser Commit ist enthalten in:
Ursprung
8307bf8769
Commit
7227d565a9
@ -1,11 +1,18 @@
|
||||
objify = $(patsubst %.c,$(BUILD_DIR)/%.$2,$(patsubst %.s,$(BUILD_DIR)/%.$2,$1))
|
||||
|
||||
BUILD_DIR=build
|
||||
BIN_DIR=bin
|
||||
MK_FILE_PATH = $(lastword $(MAKEFILE_LIST))
|
||||
PRJ_DIR = $(abspath $(dir $(MK_FILE_PATH)))
|
||||
GOPATH_LOCAL = $(PRJ_DIR)/$(BUILD_DIR)/
|
||||
|
||||
CFLAGS=-Wall -Wextra -Wpedantic -O3 -funroll-loops
|
||||
LDFLAGS=
|
||||
BUILD_DIR=build
|
||||
AR=ar rcs
|
||||
RANLIB=ranlib
|
||||
GOPATH=/home/hdc/repos/nobs/build
|
||||
GOPATH=$(BUILD_DIR)
|
||||
GO=go
|
||||
IMPORT_PATH:=github.com/henrydcase/sidh_torture/csidh
|
||||
|
||||
CODE_SRC_C = \
|
||||
ref/csidh/rng.c \
|
||||
@ -26,14 +33,24 @@ $(BUILD_DIR)/%.o: %.s
|
||||
case $@ in */*) f=$@; mkdir -p $${f%/*} ;; esac
|
||||
$(CC) -c -o $@ $< $(CFLAGS)
|
||||
|
||||
all: $(CODE_OBJ)
|
||||
$(AR) $(BUILD_DIR)/libcsidh.a $^
|
||||
$(RANLIB) $(BUILD_DIR)/libcsidh.a
|
||||
$(CC) -o $(BUILD_DIR)/test_ref test/main.c -L$(BUILD_DIR) -lcsidh
|
||||
all: libcsidh torturer
|
||||
|
||||
run: all
|
||||
$(BUILD_DIR)/test_ref
|
||||
GOPATH=$(GOPATH) go run test/torturer.go
|
||||
libcsidh: $(CODE_OBJ)
|
||||
mkdir -p $(PRJ_DIR)/$(BIN_DIR)
|
||||
$(AR) $(BIN_DIR)/libcsidh.a $^
|
||||
$(RANLIB) $(BIN_DIR)/libcsidh.a
|
||||
$(CC) -o $(BIN_DIR)/test_ref ref/test/main.c -L$(BIN_DIR) -lcsidh
|
||||
|
||||
clean:
|
||||
rm -rf build
|
||||
rm -rf bin
|
||||
|
||||
torturer: $(BUILD_DIR)/.ok
|
||||
GOPATH=$(GOPATH_LOCAL) $(GO) install $(IMPORT_PATH)/cmd/$@
|
||||
|
||||
$(BUILD_DIR)/.ok:
|
||||
mkdir -p "$(dir $(BUILD_DIR)/src/$(IMPORT_PATH))"
|
||||
ln -s `pwd` "$(BUILD_DIR)/src/$(IMPORT_PATH)"
|
||||
mkdir -p bin
|
||||
ln -s `pwd`/bin $(BUILD_DIR)/bin
|
||||
touch $@
|
||||
|
||||
119
csidh/cmd/torturer/main.go
Normale Datei
119
csidh/cmd/torturer/main.go
Normale Datei
@ -0,0 +1,119 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"fmt"
|
||||
"time"
|
||||
"crypto/rand"
|
||||
|
||||
"github.com/henrydcase/sidh_torture/csidh/ref/go-wrapper"
|
||||
"github.com/henrydcase/nobs/dh/csidh"
|
||||
)
|
||||
|
||||
const (
|
||||
PrvSz = 37 // PrvSz is a size of private key in bytes.
|
||||
PubSz = 64 // PubSz is a size of public key in bytes.
|
||||
SsSz = 64 // SsSz is a size of shared secret in bytes.
|
||||
)
|
||||
|
||||
func TestSS() {
|
||||
var r wrapper.Ref
|
||||
var ssRef [SsSz]byte
|
||||
var ss [SsSz]byte
|
||||
|
||||
// Go types
|
||||
prA := r.KeygenPrv()
|
||||
pkA := r.KeygenPub(&prA)
|
||||
prB := csidh.NewPrivateKey()
|
||||
pkB := csidh.NewPublicKey()
|
||||
|
||||
prB.Generate(rand.Reader)
|
||||
pkB.Generate(&prB)
|
||||
|
||||
s1 := time.Now()
|
||||
// Generate with Go
|
||||
pkB.DeriveSecret(ss[:], &pkA, &prB)
|
||||
s2 := time.Since(s1)
|
||||
|
||||
// Generate with C
|
||||
s1 = time.Now()
|
||||
r.Derive(ssRef[:], &pkB, &prA)
|
||||
s3 := time.Since(s1)
|
||||
fmt.Printf("|TestSharedSecret | %.8s | %.8s |\n", s2, s3)
|
||||
|
||||
if !bytes.Equal(ss[:], ssRef[:]) {
|
||||
panic("TestSS")
|
||||
}
|
||||
}
|
||||
|
||||
func TestKeyImport() {
|
||||
var r wrapper.Ref
|
||||
var ssRef [SsSz]byte
|
||||
var ss [SsSz]byte
|
||||
|
||||
// Go types
|
||||
prA := r.KeygenPrv()
|
||||
pkA := r.KeygenPub(&prA)
|
||||
prB := r.KeygenPrv()
|
||||
pkB := r.KeygenPub(&prB)
|
||||
|
||||
s1 := time.Now()
|
||||
// Generate with Go
|
||||
pkB.DeriveSecret(ss[:], &pkA, &prB)
|
||||
s2 := time.Since(s1)
|
||||
|
||||
// Generate with C
|
||||
s1 = time.Now()
|
||||
r.Derive(ssRef[:], &pkB, &prA)
|
||||
s3 := time.Since(s1)
|
||||
fmt.Printf("|TestKeyImport | %.8s | %.8s |\n", s2, s3)
|
||||
|
||||
if !bytes.Equal(ss[:], ssRef[:]) {
|
||||
panic("TestKeyImport")
|
||||
}
|
||||
}
|
||||
|
||||
func TestKeyGeneration() {
|
||||
var r wrapper.Ref
|
||||
var ssRef [SsSz]byte
|
||||
var ss [SsSz]byte
|
||||
|
||||
// Go types
|
||||
prA := csidh.NewPrivateKey()
|
||||
pkA := csidh.NewPublicKey()
|
||||
prB := csidh.NewPrivateKey()
|
||||
pkB := csidh.NewPublicKey()
|
||||
|
||||
|
||||
prA.Generate(rand.Reader)
|
||||
pkA.Generate(&prA)
|
||||
prB.Generate(rand.Reader)
|
||||
pkB.Generate(&prB)
|
||||
|
||||
s1 := time.Now()
|
||||
// Generate with Go
|
||||
r.Derive(ss[:], &pkA, &prB)
|
||||
s2 := time.Since(s1)
|
||||
|
||||
// Generate with C
|
||||
s1 = time.Now()
|
||||
r.Derive(ssRef[:], &pkB, &prA)
|
||||
s3 := time.Since(s1)
|
||||
fmt.Printf("|TestKeyGeneration | %.8s | %.8s |\n", s2, s3)
|
||||
|
||||
if !bytes.Equal(ss[:], ssRef[:]) {
|
||||
panic("TestKeyGeneration")
|
||||
}
|
||||
}
|
||||
|
||||
func main() {
|
||||
fmt.Printf("| TestName |Go | C |\n")
|
||||
fmt.Printf("|------------------|----------|----------|\n")
|
||||
|
||||
// for i:=0; i<100; i++ {
|
||||
for {
|
||||
TestSS()
|
||||
TestKeyImport()
|
||||
TestKeyGeneration()
|
||||
}
|
||||
}
|
||||
@ -237,6 +237,11 @@ void import_public(public_key *pub, const uint8_t *out) {
|
||||
uint64_t tmp = out[i];
|
||||
pub->A.x.c[j] |= tmp << (8*k);
|
||||
}
|
||||
if (validate(pub)) {
|
||||
printf("DUPA");
|
||||
}
|
||||
// TODO: should validate it
|
||||
|
||||
}
|
||||
|
||||
void export_private(uint8_t *out, const private_key *prv) {
|
||||
|
||||
74
csidh/ref/go-wrapper/wrapper.go
Normale Datei
74
csidh/ref/go-wrapper/wrapper.go
Normale Datei
@ -0,0 +1,74 @@
|
||||
package wrapper
|
||||
|
||||
/*
|
||||
#cgo CFLAGS: -I../../ref/csidh
|
||||
#cgo LDFLAGS: -L../../bin -lcsidh
|
||||
#include <csidh.h>
|
||||
*/
|
||||
import "C"
|
||||
import (
|
||||
"unsafe"
|
||||
|
||||
csidh "github.com/henrydcase/nobs/dh/csidh"
|
||||
)
|
||||
|
||||
const (
|
||||
PrvSz = 37
|
||||
PubSz = 64
|
||||
SsSz = 64
|
||||
)
|
||||
|
||||
type Ref struct {}
|
||||
|
||||
// Converts Golang's byte array to C's unsigned char. 'c' must
|
||||
// have same size as byte
|
||||
func (Ref) toBytes(c []C.uchar, b []byte) {
|
||||
if len(c) != len(b) {
|
||||
panic("len c!= len b")
|
||||
}
|
||||
for i,v := range(b) {
|
||||
c[i] = C.uchar(v)
|
||||
}
|
||||
}
|
||||
|
||||
func (Ref) KeygenPrv() (prv csidh.PrivateKey) {
|
||||
var buf [PrvSz]C.uchar
|
||||
C.keygen_prv(&buf[0])
|
||||
prv.Import(C.GoBytes(unsafe.Pointer(&buf[0]), C.int(len(buf))))
|
||||
return
|
||||
}
|
||||
|
||||
func (c Ref) KeygenPub(prv *csidh.PrivateKey) (pub csidh.PublicKey) {
|
||||
var prv_c_buf [PrvSz]C.uchar
|
||||
var pub_c_buf [PubSz]C.uchar
|
||||
var prv_g_buf [PrvSz]byte
|
||||
|
||||
if !prv.Export(prv_g_buf[:]) {
|
||||
panic("Can't export private key")
|
||||
}
|
||||
c.toBytes(prv_c_buf[:], prv_g_buf[:])
|
||||
C.keygen_pub(&pub_c_buf[0], &prv_c_buf[0])
|
||||
pub.Import(C.GoBytes(unsafe.Pointer(&pub_c_buf[0]), C.int(len(pub_c_buf))))
|
||||
return
|
||||
}
|
||||
|
||||
func (c Ref) Derive(ss []byte, pub *csidh.PublicKey, prv *csidh.PrivateKey) {
|
||||
var prv_c_buf [PrvSz]C.uchar
|
||||
var pub_c_buf [PubSz]C.uchar
|
||||
var prv_g_buf [PrvSz]byte
|
||||
var pub_g_buf [PubSz]byte
|
||||
var ss_c_buf [SsSz]C.uchar
|
||||
|
||||
if !pub.Export(pub_g_buf[:]) {
|
||||
panic("Can't export public key")
|
||||
}
|
||||
|
||||
if !prv.Export(prv_g_buf[:]) {
|
||||
panic("Can't export private key")
|
||||
}
|
||||
|
||||
c.toBytes(pub_c_buf[:], pub_g_buf[:])
|
||||
c.toBytes(prv_c_buf[:], prv_g_buf[:])
|
||||
C.derive(&ss_c_buf[0], &pub_c_buf[0], &prv_c_buf[0])
|
||||
copy(ss, C.GoBytes(unsafe.Pointer(&ss_c_buf[0]), C.int(len(ss_c_buf))))
|
||||
}
|
||||
@ -1,7 +1,8 @@
|
||||
#include <string.h>
|
||||
#include <assert.h>
|
||||
#include <stdio.h>
|
||||
#include "../ref/csidh/csidh.h"
|
||||
#include "../csidh/csidh.h"
|
||||
#include "../csidh/rng.h"
|
||||
|
||||
static void u512_print(u512 const *x)
|
||||
{
|
||||
@ -86,6 +87,17 @@ static bool testImportExport() {
|
||||
return fp_cmp(&pub1.A, &pub2.A);
|
||||
}
|
||||
|
||||
static void validator() {
|
||||
uint8_t rnd[64] = {0};
|
||||
public_key pub = {0};
|
||||
for (size_t i=0; i<100; i++) {
|
||||
randombytes(rnd, sizeof(rnd));
|
||||
printf("%llu=", i);
|
||||
import_public(&pub, rnd);
|
||||
printf("\n");
|
||||
}
|
||||
}
|
||||
|
||||
int main() {
|
||||
return !(
|
||||
testImportExport() &&
|
||||
Laden…
In neuem Issue referenzieren
Einen Benutzer sperren