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[victoriafalls] Add InodeTable class to cache Inode info

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This commit is contained in:
Drew Galbraith 2023-07-06 09:39:17 -07:00
parent 21c1a001ea
commit 52b4b273b7
7 changed files with 87 additions and 0 deletions
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13
sys/victoriafalls/fs/ext2/ext2_driver.cpp
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@ -4,6 +4,7 @@
glcr::ErrorOr<Ext2Driver> Ext2Driver::Init(ScopedDenaliClient&& denali) {
ASSIGN_OR_RETURN(Ext2BlockReader reader,
Ext2BlockReader::Init(glcr::Move(denali)));
Superblock* superblock = reader.GetSuperblock();
return Ext2Driver(glcr::Move(reader));
}
@ -19,6 +20,7 @@ glcr::ErrorCode Ext2Driver::ProbePartition() {
superblock->blocks_per_group);
dbgln("Inodes: 0x%x (0x%x per group)", superblock->inodes_count,
superblock->inodes_per_group);
dbgln("Inode size: 0x%x", superblock->inode_size);
dbgln("Mounts: 0x%x out of 0x%x", superblock->mnt_count,
superblock->max_mnt_count);
@ -46,5 +48,16 @@ glcr::ErrorCode Ext2Driver::ProbePartition() {
dbgln("Free inodes: %x", bgds[i].free_inodes_count);
}
// FIXME: Move this to initialization.
inode_table_ =
glcr::UniquePtr<InodeTable>(new InodeTable(ext2_reader_, bgds));
ASSIGN_OR_RETURN(Inode * root, inode_table_->GetInode(2));
dbgln("Inode %lx", root);
dbgln("Mode: %x", root->mode);
dbgln("Blocks: %x", root->blocks);
dbgln("Size: %x", root->size);
return glcr::OK;
}