test/test_mpinfull_ZZZ.c.in

/*
    Licensed to the Apache Software Foundation (ASF) under one
    or more contributor license agreements.  See the NOTICE file
    distributed with this work for additional information
    regarding copyright ownership.  The ASF licenses this file
    to you under the Apache License, Version 2.0 (the
    "License"); you may not use this file except in compliance
    with the License.  You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

    Unless required by applicable law or agreed to in writing,
    software distributed under the License is distributed on an
    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    KIND, either express or implied.  See the License for the
    specific language governing permissions and limitations
    under the License.
*/
/**
 * @file test_mpinfull_ZZZ.c
 * @author Kealan McCusker
 * @brief Test MPIN Full
 *
 */

/* Test M-Pin Full */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "config_curve_ZZZ.h"
#include "pbc_support.h"
#include "randapi.h"
#if CURVE_SECURITY_ZZZ == 128
#include "mpin_ZZZ.h"
#elif CURVE_SECURITY_ZZZ == 192
#include "mpin192_ZZZ.h"
#elif CURVE_SECURITY_ZZZ == 256
#include "mpin256_ZZZ.h"
#endif

#if CURVE_SECURITY_ZZZ == 128
#define G2LEN 4*PFS_ZZZ
#elif CURVE_SECURITY_ZZZ == 192
#define G2LEN 8*PFS_ZZZ
#elif CURVE_SECURITY_ZZZ == 256
#define G2LEN 16*PFS_ZZZ
#endif
#define GTLEN 3*G2LEN

// #define DEBUG

int main(int argc, char** argv)
{
    if (argc != 2)
    {
        printf("usage: ./test_mpinfull_ZZZ [hash:sha256||sha384||sha512]\n");
        exit(EXIT_FAILURE);
    }

    int i,PIN1,PIN2,rtn;

    char id[256];
    octet ID = {0,sizeof(id),id};

    char x[PGS_ZZZ],y[PGS_ZZZ];
    octet X= {0,sizeof(x),x};
    octet Y= {0,sizeof(y),y};

    /* Master secret shares */
    char ms1[PGS_ZZZ], ms2[PGS_ZZZ];
    octet MS1= {0,sizeof(ms1),ms1};
    octet MS2= {0,sizeof(ms2),ms2};

    /* Hash values of client ID */
    char hcid[PFS_ZZZ];
    octet HCID= {0,sizeof(hcid), hcid};

    /* Hash values of messages */
    char hm[PFS_ZZZ];
    octet HM= {0,sizeof(hm), hm};

    /* Client secret and shares */
    char cs1[2*PFS_ZZZ+1], cs2[2*PFS_ZZZ+1], sec[2*PFS_ZZZ+1];
    octet SEC= {0,sizeof(sec),sec};
    octet CS1= {0,sizeof(cs1), cs1};
    octet CS2= {0,sizeof(cs2), cs2};

    /* Server secret and shares */
    char ss1[G2LEN], ss2[G2LEN], serverSecret[G2LEN];
    octet ServerSecret= {0,sizeof(serverSecret),serverSecret};
    octet SS1= {0,sizeof(ss1),ss1};
    octet SS2= {0,sizeof(ss2),ss2};

    /* Token stored on device */
    char token[2*PFS_ZZZ+1];
    octet TOKEN= {0,sizeof(token),token};

    /* Precomputed values stored on device */
    char g1[GTLEN],g2[GTLEN];
    octet G1= {0,sizeof(g1),g1};
    octet G2= {0,sizeof(g2),g2};

    char u[2*PFS_ZZZ+1];
    octet U= {0,sizeof(u),u};

    char hid[2*PFS_ZZZ+1];
    octet HID= {0,sizeof(hid),hid};

    char e[GTLEN], f[GTLEN];
    octet E= {0,sizeof(e),e};
    octet F= {0,sizeof(f),f};

    char r[PGS_ZZZ],z[2*PFS_ZZZ+1],w[PGS_ZZZ],t[2*PFS_ZZZ+1];

    char ck[AESKEY_ZZZ],sk[AESKEY_ZZZ];
    octet R= {0,sizeof(r),r};
    octet Z= {0,sizeof(z),z};
    octet W= {0,sizeof(w),w};
    octet T= {0,sizeof(t),t};
    octet SK= {0,sizeof(sk),sk};
    octet CK= {0,sizeof(ck),ck};

    /* AES-GCM */
    char raw[256], header[16], ciphertext[32], res[32], plaintext[32], tag[16], iv[16];
    octet HEADER= {0,0,header}, Ciphertext= {0,sizeof(ciphertext),ciphertext};
    octet Plaintext= {0,sizeof(plaintext),plaintext}, Res= {0,sizeof(res),res}, Tag= {0,sizeof(tag),tag}, IV= {0,sizeof(iv),iv};
    csprng rng;

    int hash;
    if (!strcmp(argv[1], "sha256"))
    {
        hash = SHA256;
    }
    else if (!strcmp(argv[1], "sha384"))
    {
        hash = SHA384;
    }
    else
    {
        hash = SHA512;
    }

    /* Fake random source */
    RAND_clean(&rng);
    for (i=0; i<256; i++) raw[i]=(char)i;
    RAND_seed(&rng,256,raw);

    PIN1 = 1234;
    PIN2 = 1234;

    /* Assign the End-User an ID */
    char* user = "alice@milagro.com";
    OCT_jstring(&ID,user);
    printf("CLIENT: ID %s\n", user);

    int date = 0;
    char seed[100] = {0};
    octet SEED = {0,sizeof(seed),seed};
    csprng RNG;

    /* unrandom seed value! */
    SEED.len=100;
    for (i=0; i<100; i++) SEED.val[i]=i+1;

    /* initialise random number generator */
    CREATE_CSPRNG(&RNG,&SEED);

    /* Hash ID */
    HASH_ID(hash,&ID,&HCID);
    OCT_output(&HCID);

    /* Generate Client master secret for MILAGRO and Customer */
    rtn = MPIN_ZZZ_RANDOM_GENERATE(&RNG,&MS1);
    if (rtn != 0)
    {
        printf("MPIN_ZZZ_RANDOM_GENERATE(&RNG,&MS1) Error %d\n", rtn);
        return 1;
    }
    rtn = MPIN_ZZZ_RANDOM_GENERATE(&RNG,&MS2);
    if (rtn != 0)
    {
        printf("MPIN_ZZZ_RANDOM_GENERATE(&RNG,&MS2) Error %d\n", rtn);
        return 1;
    }
    printf("MASTER SECRET MILAGRO:= 0x");
    OCT_output(&MS1);
    printf("MASTER SECRET CUSTOMER:= 0x");
    OCT_output(&MS2);

    /* Generate server secret shares */
    rtn = MPIN_ZZZ_GET_SERVER_SECRET(&MS1,&SS1);
    if (rtn != 0)
    {
        printf("MPIN_ZZZ_GET_SERVER_SECRET(&MS1,&SS1) Error %d\n", rtn);
        return 1;
    }
    rtn = MPIN_ZZZ_GET_SERVER_SECRET(&MS2,&SS2);
    if (rtn != 0)
    {
        printf("MPIN_ZZZ_GET_SERVER_SECRET(&MS2,&SS2) Error %d\n", rtn);
        return 1;
    }
    printf("SS1 = 0x");
    OCT_output(&SS1);
    printf("SS2 = 0x");
    OCT_output(&SS2);

    /* Combine server secret share */
    rtn = MPIN_ZZZ_RECOMBINE_G2(&SS1, &SS2, &ServerSecret);
    if (rtn != 0)
    {
        printf("MPIN_ZZZ_RECOMBINE_G2(&SS1, &SS2, &ServerSecret) Error %d\n", rtn);
        return 1;
    }
    printf("ServerSecret = 0x");
    OCT_output(&ServerSecret);

    /* Generate client secret shares */
    rtn = MPIN_ZZZ_GET_CLIENT_SECRET(&MS1,&HCID,&CS1);
    if (rtn != 0)
    {
        printf("MPIN_ZZZ_GET_CLIENT_SECRET(&MS1,&HCID,&CS1) Error %d\n", rtn);
        return 1;
    }
    rtn = MPIN_ZZZ_GET_CLIENT_SECRET(&MS2,&HCID,&CS2);
    if (rtn != 0)
    {
        printf("MPIN_ZZZ_GET_CLIENT_SECRET(&MS2,&HCID,&CS2) Error %d\n", rtn);
        return 1;
    }
    printf("CS1 = 0x");
    OCT_output(&CS1);
    printf("CS2 = 0x");
    OCT_output(&CS2);

    /* Combine client secret shares : TOKEN is the full client secret */
    rtn = MPIN_ZZZ_RECOMBINE_G1(&CS1, &CS2, &TOKEN);
    if (rtn != 0)
    {
        printf("MPIN_ZZZ_RECOMBINE_G1(&CS1, &CS2, &TOKEN) Error %d\n", rtn);
        return 1;
    }
    printf("Client Secret = 0x");
    OCT_output(&TOKEN);

    /* Client extracts PIN1 from secret to create Token */
    rtn = MPIN_ZZZ_EXTRACT_PIN(hash,&ID, PIN1, &TOKEN);
    if (rtn != 0)
    {
        printf("MPIN_ZZZ_EXTRACT_PIN( &ID, PIN, &TOKEN) Error %d\n", rtn);
        return 1;
    }
    printf("Token = 0x");
    OCT_output(&TOKEN);

    /* Client precomputation */
    MPIN_ZZZ_PRECOMPUTE(&TOKEN,&HCID,NULL,&G1,&G2);

    /* Client first pass */
    rtn = MPIN_ZZZ_CLIENT_1(hash,date,&ID,&RNG,&X,PIN2,&TOKEN,&SEC,&U,NULL,NULL);
    if (rtn != 0)
    {
        printf("MPIN_ZZZ_CLIENT_1 ERROR %d\n", rtn);
        return 1;
    }

    /* Client sends Z=r.ID to Server */
    MPIN_ZZZ_GET_G1_MULTIPLE(&RNG,1,&R,&HCID,&Z);

    /* Server calculates H(ID) and maps them to points on the curve HID. */
    MPIN_ZZZ_SERVER_1(hash,date,&ID,&HID,NULL);

    /* Server generates Random number Y and sends it to Client */
    rtn = MPIN_ZZZ_RANDOM_GENERATE(&RNG,&Y);
    if (rtn != 0)
    {
        printf("MPIN_ZZZ_RANDOM_GENERATE(&RNG,&Y) Error %d\n", rtn);
        return 1;
    }
    printf("Y = 0x");
    OCT_output(&Y);

    /* Server sends T=w.ID to client */
    MPIN_ZZZ_GET_G1_MULTIPLE(&RNG,0,&W,&HID,&T);
    printf("T = 0x");
    OCT_output(&T);

    /* Client second pass */
    rtn = MPIN_ZZZ_CLIENT_2(&X,&Y,&SEC);
    if (rtn != 0)
    {
        printf("MPIN_ZZZ_CLIENT_2(&X,&Y,&SEC) Error %d\n", rtn);
    }
    printf("V = 0x");
    OCT_output(&SEC);

    printf("date: %d\n",date);

    /* Server second pass */
    rtn = MPIN_ZZZ_SERVER_2(date,&HID,NULL,&Y,&ServerSecret,&U,NULL,&SEC,&E,&F,NULL);

    if (rtn != 0)
    {
        printf("FAILURE Invalid Token Error Code %d\n", rtn);
    }

    HASH_ALL(hash,&HCID,&U,NULL,&SEC,&Y,&Z,&T,&HM);
    MPIN_ZZZ_CLIENT_KEY(hash,&G1,&G2,PIN2,&R,&X,&HM,&T,&CK);
    printf("Client Key = ");
    OCT_output(&CK);

    /* Server will use the hashed ID if anonymous connection required.
    HASH_ID(hash,&ID,&HSID);
    HASH_ALL(&HSID,&U,NULL,&SEC,&Y,&Z,&T,&HM);
    */
    MPIN_ZZZ_SERVER_KEY(hash,&Z,&ServerSecret,&W,&HM,&HID,&U,NULL,&SK);
    printf("Server Key = ");
    OCT_output(&SK);

    if (!OCT_comp(&CK,&SK))
    {
        printf("FAILURE Keys are different\n");
        return 1;
    }

    for (i=0; i<10; i++)
    {
        /* Self test AES-GCM encyption/decryption */
        OCT_rand(&IV,&rng,16);
        OCT_rand(&Plaintext,&rng,32);
        OCT_copy(&Res,&Plaintext);
#ifdef DEBUG
        printf("Plaintext = ");
        OCT_output(&Plaintext);
        printf("IV = ");
        OCT_output(&IV);
#endif
        AES_GCM_ENCRYPT(&CK,&IV,&HEADER,&Plaintext,&Ciphertext,&Tag);
        AES_GCM_DECRYPT(&CK,&IV,&HEADER,&Ciphertext,&Plaintext,&Tag);
#ifdef DEBUG
        printf("Ciphertext = ");
        OCT_output(&Ciphertext);
#endif

        if (!OCT_comp(&Res,&Plaintext))
        {
            printf("FAILURE Encryption/Decryption with AES-GCM\n");
            return 1;
        }
    }

    printf("SUCCESS\n");
    return 0;
}