Foam::DictionaryBase<IDLListType, T>::DictionaryBase(Istream& is)
:
IDLListType(is)
{
addEntries();
}
uint8_t genMenu()
{
uint8_t *p;
uint16_t filecount = 0;
// shut off TI cart bug
disableBus();
// open SD card
rc = pf_mount(&sd_fs);
if (rc)
flash_error(1);
rc = pf_opendir(&sd_dp, "");
if (rc)
flash_error(2);
// add menu and browser code
writeMenuCode();
while (images_written < MAX_ENTRIES) {
// get next item in directory
rc = pf_readdir(&sd_dp, &sd_fno);
if (rc)
flash_error(3);
if (sd_fno.fname[0] == 0) // end of dir
break;
++filecount;
if (sd_fno.fattrib & AM_DIR)
continue; // skip directories
// check if file ends in ".BIN"
p = (uint8_t *)sd_fno.fname;
while (*++p);
if (p - (uint8_t *)sd_fno.fname < 5 ||
*--p != 'N' || *--p != 'I' || *--p != 'B' || *--p != '.')
continue;
--p; // p at last char of filename w/o extension
// check image size
if (sd_fno.fsize > 32768)
continue;
#ifdef MULTI_FILE
// check for multi-file image
// - if file ends in C -> check how many banks
// - if file ends in D, E, F -> check if C exists, then ignore
uint8_t c;
if (sd_fno.fsize == 8192 && *p == 'C') {
for (c = 'D'; c <= 'F'; ++c) {
*p = c;
rc = pf_open(sd_fno.fname);
if (rc)
break;
}
*p = 'C';
} else if (sd_fno.fsize == 8192 && (*p == 'D' || *p == 'E' || *p == 'F')) {
c = *p;
*p = 'C';
rc = pf_open(sd_fno.fname);
if (!rc)
continue; // current file covered by C file
*p = c; // actually not a multi-file image
}
#endif
// create entry
if (addEntries(sd_fno.fname))
++files_written;
}
// if only one image found, load file directly
if (files_written == 1)
return 1;
// close menu and browser items
closeEntries();
// bring cartridge online
enableBus();
return 0;
}
