Ejemplo n.º 1
0
int main(void) {
    char buf[1024];
    int ret;

    do_config();
    setup();
    sleep(2);

    while (1) {
        cgc_memset(buf, 0, sizeof(buf));
        ret = read_until(read_fd, buf, sizeof(buf), '\n');
        if (ret == -1)
            cgc_exit(4);

        if (ret > 0) {

            if (buf[0] == 0) {
                cgc_exit(0);
            }

            ret = search(buf, cgc_strlen(buf));
            if (ret != 1) {
                printf(write_fd, "%s\n", buf);
            }
        }
    }
    cgc_exit(1);
}
Ejemplo n.º 2
0
int main(void)
{
  unsigned size = 0;
  size_t cgc_read = 0;
  uint8_t buf[MAX_SIZE];
  cgc_memset(buf, 0, sizeof(buf));

  if (receive(STDIN, &size, sizeof(size), &cgc_read) != 0)
    cgc_exit(1);

  if (cgc_read != 4)
    cgc_exit(1);

  if (size > MAX_SIZE) {
    printf("too big\n");
    cgc_exit(1);
  }

  if (read_exactly(STDIN, buf, size) != 0)
    cgc_exit(1);

  element *e = decode(buf, (unsigned) buf + size);
  if (e == NULL)
    cgc_exit(1);

  pprint(e);
}
Ejemplo n.º 3
0
int main(int cgc_argc, char *cgc_argv[])
{
    char buf[8];
    int i;
    cgc_fbuffered(cgc_stdin, 1);
    for (i = 0; i < 8; i += 2)
        cgc_printf("%02X", secret[i] & 0xFF);
    cgc_printf("\n");
    while(1)
    {
        cgc_print_menu();
        cgc_fflush(cgc_stdout);
        if (cgc_freaduntil(buf, sizeof(buf), '\n', cgc_stdin) < 0)
            return -1;
        switch(cgc_strtoul(buf, NULL, 10))
        {
            case 1:
                cgc_handle_compress();
                break;
            case 2:
                cgc_handle_decompress();
                break;
            case 3:
                cgc_printf("Bye.\n");
                cgc_fflush(cgc_stdout);
                cgc_exit(0);
                break;
            default:
                cgc_printf("Invalid menu.\n");
                break;
        }
    }
    return 0;
}
Ejemplo n.º 4
0
int dispatch(void) {

    int ret = SUCCESS;

    unsigned char op = rx_buf[0];
    switch(op) {
        case '\x01': entanglement_razzmatazz(); break;
        case '\x07': causality_poppycock(); break;
        case '\x03': heisenberg_hooey(); break;
        case '\x04': relativistic_jabberwock(); break;
        case '\x00': cgc_exit(); break;
        default:
#ifdef DEBUG
            fprintf(stderr, "[D] invalid operation: 0x%02x\n", op);
#endif
            ret = ERRNO_INVALID_OPERATION;
            break;
    }

    return ret;
}
Ejemplo n.º 5
0
packet_t* cgc_parse_packet(int fd)
{
  cgc_size_t to_read = 0;
  char *body = NULL;
  packet_t *packet = NULL;

  packet = (packet_t *) cgc_malloc(sizeof(packet_t));
  if (packet == NULL)
    goto fail;

  /* Read the packet header */
  to_read = sizeof(packet_t) - sizeof(char *);
  if (cgc_read_n(fd, (char *)packet, to_read) != to_read)
    cgc_exit(0);
    //goto fail;

  if (packet->body_len > MAX_BODY_LEN)
    goto fail;
  body = cgc_malloc(packet->body_len);
  if (body == NULL)
    goto fail;

  /* Read the packet body */
  to_read = packet->body_len;
  if (cgc_read_n(fd, body, to_read) != packet->body_len)
    goto fail;
  packet->body = body;

  if (packet->checksum != cgc_calc_checksum(packet))
    goto fail;

  return packet;

fail:
  if (body)
    cgc_free(body);
  if (packet)
    cgc_free(packet);
  return NULL;
}
Ejemplo n.º 6
0
int main(int cgc_argc, char *cgc_argv[])
{
  cgc_printf("Welcome to the SLUR REPL. Type an expression to evaluate it.\n");
  char *buf = cgc_malloc(MAX_EXPRESSION_LENGTH + 1);

  if (buf == NULL)
    cgc_exit(1);

  for (;;) {
    cgc_memset(buf, '\0', MAX_EXPRESSION_LENGTH + 1);

    cgc_printf("> ");
    if (cgc_read_balanced_expression(STDIN, buf, MAX_EXPRESSION_LENGTH) != 0) {
      cgc_printf("Expression too long or unbalanced, try again.\n");
      continue;
    }

    // Maybe unbounded print here on hard to acheive error.
    if (cgc_repl(buf) != 0)
      cgc_printf("Error evaluating expression.\n");

    return 0;
  }
}
Ejemplo n.º 7
0
void cgc_handle_menu(const char *str)
{
    int cmd = str[0];

    /* either nothing comes after command or a space delimiter */
    if (str[1] != 0 && str[1] != ' ')
        cmd = 0;

    switch (cmd)
    {
    case 'H':
    case 'h':
    case '?':
        cgc_bbs_help();
        break;
    case 'L':
    case 'l':
        cgc_do_list(str);
        break;
    case 'P':
    case 'p':
        cgc_do_post(str);
        break;
    case 'R':
    case 'r':
        cgc_do_read(str);
        break;
    case 'Q':
    case 'q':
        cgc_exit(0);
        break;
    default:
        send_string("Bad input. Unknown command.\n");
        break;
    }
}
Ejemplo n.º 8
0
void cgc__terminate(int ec)
{
    cgc_exit(ec);
}
Ejemplo n.º 9
0
void quit()
{
  printf("Bye!\n");
  cgc_exit(0);
}
Ejemplo n.º 10
0
int cgc_part_cmd(const char *s)
{
  cgc_printf("BYE!\n");
  cgc_exit(0);
  return 0;
}