| ␉struct direntry *dirp;␊ |
| ␉uint16_t␉␉vfatname[WIN_MAXLEN+2*WIN_CHARS];␊ |
| ␉if (MSDOSInitPartition (ih)<0)␊ |
| ␉{␊ |
| ␉␉return -1;␊ |
| ␉}␊ |
| ␊ |
| ␉if (dirPath[0] == '/')␊ |
| ␉{␊ |
| ␉␉dirPath++;␊ |
| ␉}␊ |
| ␊ |
| ␉st = (struct msdosdirstate *)(long) *dirIndex;␊ |
| ␉if (!st)␊ |
| ␉{␊ |
|
| ␉␉␉st->cluster = OSReadLittleInt16 ((dirp->deStartCluster),0);␊ |
| ␉␉␉st->vfatnumber = 0;␊ |
| ␉␉␉if (msdosfatbits == 32)␊ |
| ␉␉␉{␊ |
| ␉␉␉␉st->cluster |= ((uint32_t)OSReadLittleInt16 ((dirp->deHighClust),0)) <<16;␊ |
| ␉␉␉}␊ |
| ␊ |
| ␉␉}␊ |
| ␉␉else␊ |
| ␉␉␉initRoot (st);␊ |
|
| ␉␉}␊ |
| ␉␉for (i=7;i>=0;i--)␊ |
| ␉␉␉if (dirp->deName[i]!=' ')␊ |
| ␉␉␉{␊ |
| ␉␉␉␉break;␊ |
| ␉␉␉}␊ |
| ␊ |
| ␉␉j=i+1;␊ |
| ␉␉tmp[i+1]=0;␊ |
| ␉␉for(;i>=0;i--)␊ |
| ␉␉␉tmp[i]=(dirp->deName[i]>=128)?cp850[dirp->deName[i]-128][0]:tolower(dirp->deName[i]);␊ |
| ␉␉for (i=2;i>=0;i--)␊ |
| ␉␉␉if (dirp->deName[8+i]!=' ')␊ |
| ␉␉␉{␊ |
| ␉␉␉␉break;␊ |
| ␉␉␊ |
| ␉␉␉}␊ |
| ␊ |
| ␉␉if (i>=0)␊ |
| ␉␉{␊ |
| ␉␉␉tmp[j++]='.';␊ |
|
| ␉␉␊ |
| ␉␉utf_encodestr(tmp, j, (uint8_t*)*name, 25, OSHostByteOrder() );␊ |
| ␉}␊ |
| ␊ |
| ␉if (dirp->deAttributes & ATTR_DIRECTORY)␊ |
| ␉{␊ |
| ␉␉*flags = kFileTypeDirectory;␊ |
| ␉}␊ |
| ␉else␊ |
| ␉{␊ |
| ␉␉*flags = kFileTypeFlat;␊ |
| ␉␊ |
| ␉}␊ |
| ␊ |
| ␉// Calculate a fake timestamp using modification date and time values.␊ |
| ␉*time = ((dirp->deMDate & 0x7FFF) << 16) + dirp->deMTime;␊ |
| ␉␊ |
| ␉if (infoValid)␊ |
| ␉{␊ |
| ␉␉*infoValid = 1;␊ |
| ␉}␊ |
| ␊ |
| ␉return 0;␊ |
| }␊ |
|
| ␉char devStr[12];␊ |
| ␊ |
| ␉if (MSDOSInitPartition (ih)<0)␊ |
| ␉{␊ |
| ␉␉return -1;␊ |
| ␉}␊ |
| ␊ |
| ␉if (filePath[0] == '/')␊ |
| ␉{␊ |
| ␉␉filePath++;␊ |
| ␉}␊ |
| ␉buf = malloc(msdosclustersize);␊ |
| ␉if (!buf)␊ |
| ␉{␊ |
|
| ␉}␊ |
| ␉cluster = OSReadLittleInt16 ((dirp->deStartCluster),0);␊ |
| ␉if (msdosfatbits == 32)␊ |
| ␉{␊ |
| ␉␉cluster |= ((uint32_t)OSReadLittleInt16 ((dirp->deHighClust),0)) <<16;␊ |
| ␉}␊ |
| ␊ |
| ␉size = (uint32_t)OSReadLittleInt32 ((dirp->deFileSize),0);␊ |
| ␉if (size<=offset)␊ |
| ␉{␊ |
|
| ␉msdosreadcluster (ih, buf, msdosclustersize, &cluster);␊ |
| ␉toread=length;␊ |
| ␉if (length==0 || length>size-offset)␊ |
| ␉{␊ |
| ␉␉toread=size-offset;␊ |
| ␉}␊ |
| ␊ |
| ␉wastoread=toread;␊ |
| ␉bcopy (buf+(offset%msdosclustersize),ptr,MIN((msdosclustersize-(offset%msdosclustersize)),(unsigned)toread));␊ |
| ␉ptr+=msdosclustersize-(offset%msdosclustersize);␊ |
|
| */␊ |
| ␉free (buf);␊ |
| ␉if (toread<0)␊ |
| ␉{␊ |
| ␉␉return wastoread;␊ |
| ␉}␊ |
| ␉else␊ |
| ␉{␊ |
| ␉␉return wastoread-toread;␊ |
| ␉}␊ |
| }␊ |
| ␊ |
| long ␊ |
| MSDOSGetFileBlock(CICell ih, char *filePath, unsigned long long *firstBlock)␊ |
| long MSDOSGetFileBlock(CICell ih, char *filePath, unsigned long long *firstBlock)␊ |
| {␊ |
| ␉uint8_t *buf;␊ |
| ␉off_t cluster;␊ |
|
| }␊ |
| ␊ |
| /* Fix up volume label. */␊ |
| static void␊ |
| fixLabel(uint8_t *label, char *str, long strMaxLen)␊ |
| static void fixLabel(uint8_t *label, char *str, long strMaxLen)␊ |
| {␊ |
| ␉int␉␉␉i, len;␊ |
| ␉uint16_t␉␉labelucs[13];␊ |
|
| }␊ |
| ␊ |
| ␊ |
| void␊ |
| MSDOSGetDescription(CICell ih, char *str, long strMaxLen)␊ |
| void MSDOSGetDescription(CICell ih, char *str, long strMaxLen)␊ |
| {␊ |
| ␉struct direntry␉␉*dirp;␊ |
| ␉uint8_t␉␉␉label[LABEL_LENGTH+1];␊ |
