Lines Matching defs:buf
359 SANE_Char buf[5], n;
469 n = read (camera->fd, buf, 5);
471 DBG (127, "init_dc240 flushed %d bytes: %x %x %x %x %x\n", n, buf[0],
472 buf[1], buf[2], buf[3], buf[4]);
487 n = read (camera->fd, buf, 5);
488 DBG (127, "init_dc240 flushed %d bytes: %x %x %x %x %x\n", n, buf[0],
489 buf[1], buf[2], buf[3], buf[4]);
538 SANE_Byte buf[256];
550 if (read_data (camera->fd, buf, 256) == -1)
562 camera->model = buf[1];
571 camera->ver_major = buf[2];
572 camera->ver_minor = buf[3];
573 camera->pic_taken = buf[14] << 8 | buf[15];
575 camera->pic_left = buf[64] << 8 | buf[65];
577 camera->flags.low_batt = buf[8];
579 DBG (4, "AC adapter status=%d\n", buf[9]);
580 dc240_opt_lowres = !buf[79];
629 read_data (SANE_Int fd, SANE_Byte * buf, SANE_Int sz)
675 for (n = 0; n < sz && (r = read (fd, (char *) &buf[n], sz - n)) > 0;
691 ccsum ^= buf[i];
1836 SANE_Byte buf[256];
1858 buf[0] = 0x80;
1859 strcpy ((char *) &buf[1], dir);
1862 buf[i] = 0xff;
1865 if (send_data (buf) == -1)
1941 SANE_Byte buf[256];
1959 buf[0] = 0x80;
1960 strcpy ((char *) &buf[1], path);
1963 buf[i] = 0xff;
1966 if (send_data (buf) == -1)
1997 send_data (SANE_Byte * buf)
2006 csum ^= buf[i];
2008 buf[59] = csum;
2014 if (write (Camera.fd, (char *) buf, 60) != 60)