static long ResolvePathToInode( char * filePath, long * flags,
InodePtr fileInode, InodePtr dirInode )
{
char * restPath;
long ret, cnt;
// if filePath is empty the we want this directory.
if (*filePath == '\0') {
bcopy((char *)dirInode, (char *)fileInode, sizeof(Inode));
return 0;
}
// Copy the file name to gTempName
cnt = 0;
while ((filePath[cnt] != '/') && (filePath[cnt] != '\0')) cnt++;
strlcpy(gTempName, filePath, cnt+1);
// Move restPath to the right place.
if (filePath[cnt] != '\0') cnt++;
restPath = filePath + cnt;
// gTempName is a name in the current Dir.
// restPath is the rest of the path if any.
ret = FindFileInDir(gTempName, flags, fileInode, dirInode);
if (ret == -1) return -1;
if ((*restPath != '\0') && ((*flags & kFileTypeMask) == kFileTypeDirectory))
ret = ResolvePathToInode(restPath, flags, fileInode, fileInode);
return ret;
}
long UFSGetDirEntry( CICell ih, char * dirPath, long long * dirIndex,
char ** name, long * flags, long * time,
FinderInfo * finderInfo, long * infoValid)
{
long ret, fileInodeNum, dirFlags;
Inode tmpInode;
if (UFSInitPartition(ih) == -1) return -1;
if (infoValid) *infoValid = 0;
// Skip a leading '/' if present
if (*dirPath == '/') dirPath++;
if (*dirPath == '/') dirPath++;
ret = ResolvePathToInode(dirPath, &dirFlags, gFileInodePtr, gRootInodePtr);
if ((ret == -1) || ((dirFlags & kFileTypeMask) != kFileTypeDirectory))
return -1;
ret = ReadDirEntry(gFileInodePtr, &fileInodeNum, dirIndex, name);
if (ret != 0) return ret;
ReadInode(fileInodeNum, &tmpInode, flags, time);
return 0;
}
long
UFSGetFileBlock(CICell ih, char *filePath, unsigned long long *firstBlock)
{
long ret, flags;
if (UFSInitPartition(ih) == -1) return -1;
// Skip one or two leading '/'.
if (*filePath == '/') filePath++;
if (*filePath == '/') filePath++;
ret = ResolvePathToInode(filePath, &flags, gFileInodePtr, gRootInodePtr);
if ((ret == -1) || ((flags & kFileTypeMask) != kFileTypeFlat)) return -1;
*firstBlock = (gPartitionBase + 1ULL * gFileInodePtr->di_db[0] * gBlockSize) / 512ULL;
return 0;
}
long Ext2GetDirEntry(CICell ih, char *dirPath, long *dirIndex,
char **name, long *flags, long *time)
{
long ret, fileInodeNum, dirFlags;
Inode tmpInode;
if (Ext2InitPartition(ih) == -1) return -1;
// Skip a leading '\' if present
if (dirPath[0] == '\\') dirPath++;
ret = ResolvePathToInode(dirPath, &dirFlags, &gFileInode, &gRootInode);
if ((ret == -1) || ((dirFlags & kFileTypeMask) != kFileTypeDirectory))
return -1;
ret = ReadDirEntry(&gFileInode, &fileInodeNum, dirIndex, name);
if (ret != 0) return ret;
ReadInode(fileInodeNum, &tmpInode, flags, time);
return 0;
}
long Ext2LoadFile(CICell ih, char *filePath)
{
long ret, length, flags;
if (Ext2InitPartition(ih) == -1) return -1;
printf("Loading Ext2 file: [%s] from %x.\n", filePath, ih);
// Skip one or two leading '\'.
if (*filePath == '\\') filePath++;
if (*filePath == '\\') filePath++;
ret = ResolvePathToInode(filePath, &flags, &gFileInode, &gRootInode);
if ((ret == -1) || ((flags & kFileTypeMask) != kFileTypeFlat)) return -1;
if (flags & (kOwnerNotRoot | kPermGroupWrite | kPermOtherWrite)) return -1;
ret = ReadFile(&gFileInode, &length);
if (ret != 0) return -1;
return length;
}
long UFSReadFile( CICell ih, char * filePath, void * base, uint64_t offset, uint64_t length )
{
long ret, flags;
#if !BOOT1
verbose("Loading UFS file: [%s] from %x.\n", filePath, (unsigned)ih);
#endif
if (UFSInitPartition(ih) == -1) return -1;
// Skip one or two leading '/'.
if (*filePath == '/') filePath++;
if (*filePath == '/') filePath++;
ret = ResolvePathToInode(filePath, &flags, gFileInodePtr, gRootInodePtr);
if ((ret == -1) || ((flags & kFileTypeMask) != kFileTypeFlat)) return -1;
ret = ReadFile(gFileInodePtr, &length, base, offset);
if (ret == -1) return -1;
return length;
}