Пример #1
0
void main(void){
  int i =0;
  int j =0;
  int bits = 128;
  paillier_prvkey_t* prvkey;
  paillier_pubkey_t* pubkey;
  char* my_str = "cookies";
  char* my_str2;
  char* my_pubkey;
  char* my_prvkey;
  paillier_plaintext_t* my_plain_txt;
  paillier_plaintext_t* my_plain_txt2;
  paillier_ciphertext_t* my_enc_txt;
  void* my_enc_export[128];
  my_plain_txt = paillier_plaintext_from_str(my_str);
  paillier_keygen( bits, &pubkey, &prvkey, &paillier_get_rand_devurandom);
  my_enc_txt = paillier_enc(NULL, pubkey, my_plain_txt, &paillier_get_rand_devurandom);
  my_plain_txt2 = paillier_dec(NULL, pubkey, prvkey, my_enc_txt);
  my_str2 = paillier_plaintext_to_str(my_plain_txt2);
  my_pubkey = paillier_pubkey_to_hex( pubkey );
  my_prvkey = paillier_prvkey_to_hex( prvkey );
  printf("my pub key is : %s\n", my_pubkey);
  printf("my prv key is : %s\n", my_prvkey);
  return;
}
Пример #2
0
int main() {
    paillier_pubkey_t *pubkey;
    paillier_prvkey_t *privkey;
    FILE *f = fopen("key", "r");
    if (f != NULL) {
        char yn;
        while(1) {
            printf("Key file exists, do you want overrite?[y/n]");
            scanf("%s", &yn);
            if (yn == 'n') {
                exit(1);
 	    }           
            if (yn == 'y') {
                fclose(f);
                break;
            }
        } 
    }
    FILE *p = fopen("key", "w");
    if (p == NULL) {
         printf("Please run with sudo!\n");
         exit(1);
     }
    printf("Generate new key...\n");
    generate_key(128, &pubkey, &privkey);
    fprintf(p, "%s\n", paillier_pubkey_to_hex(pubkey));
    fprintf(p, "%s\n", paillier_prvkey_to_hex(privkey));
    fclose(p);

    paillier_freepubkey(pubkey);
    paillier_freeprvkey(privkey);
    return 0;
}
Пример #3
0
int main (int argc, char** argv)
{
    paillier_pubkey_t* pkey;
    paillier_prvkey_t* skey;
    paillier_keygen(128,&pkey,&skey,&paillier_get_rand_devrandom);


    void *context = zmq_ctx_new ();


    struct opts options;
    parse_options(argc,argv, &options);

    if(options.size <= 0 || options.scale <= 0 || !options.fileset){
        fprintf(stderr,"Size and scale must be greater than 0 and file must be set\n");
        exit(EXIT_FAILURE);
    }
    struct classify_data data;
    data.pub = pkey;
    data.prv = skey;
    data.maxcol = options.size;
    data.scale_factor = options.scale;
    data.texts = (paillier_plaintext_t**)malloc(options.size*sizeof(paillier_plaintext_t*));
    data.col = 0;
    data.correct = 0;
    data.total = 0;
    init_rand(data.rand,&paillier_get_rand_devurandom,pkey->bits / 8 + 1);
    

    // Socket to talk to server
    gmp_printf("n: %Zd, lambda: %Zd\n",pkey->n,skey->lambda);
    void *requester = zmq_socket (context, ZMQ_REQ);
    zmq_connect (requester, "ipc:///tmp/karma");
    char* pubkeyhex = paillier_pubkey_to_hex(pkey);
    s_send(requester,pubkeyhex);
    char* recv = s_recv(requester);
    free(recv);
    free(pubkeyhex);

    data.socket = requester;

    char* file = options.file;
    FILE* fp;
    struct csv_parser p;
    char buf[1024];
    size_t bytes_read;
    if(csv_init(&p,0)) {
        fprintf(stderr, "Failed to initialize parser\n");
        exit(EXIT_FAILURE);
    }
    
    fp = fopen(file,"rb");
    if(!fp){
        fprintf(stderr,"Failed to open classify file %s\n",strerror(errno));
        exit(EXIT_FAILURE);
    }

    while ((bytes_read=fread(buf,1,1024,fp)) > 0){
        if(!csv_parse(&p,buf,bytes_read,field_parsed,row_parsed,&data)){
            fprintf(stderr, "Failed to parse file: %s\n",csv_strerror(csv_error(&p)));
        }
    }
    csv_fini(&p,field_parsed,row_parsed,&data);
    //fini took care of freeing the plaintexts
    csv_free(&p);

    free(data.texts);
    gmp_randclear(data.rand);

    printf("Correct(%i)/Total(%i) = %f\n",data.correct,data.total,data.correct/(data.total+0.0));
    

    sleep (2);
    zmq_close (requester);
    zmq_ctx_destroy (context);
    return 0;
}