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Kernel+Userland: Implement mknod() syscall and add a /bin/mknod program.

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This commit is contained in:
Andreas Kling 2019-05-03 22:59:58 +02:00
parent abb5c890e0
commit 8b249bd09b
Notes: sideshowbarker 2024-07-19 14:17:28 +09:00
15 changed files with 107 additions and 14 deletions
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9
Kernel/FileSystem/Ext2FileSystem.cpp
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@ -1064,7 +1064,7 @@ RetainPtr<Inode> Ext2FS::create_directory(InodeIdentifier parent_id, const Strin
// NOTE: When creating a new directory, make the size 1 block.
// There's probably a better strategy here, but this works for now.
auto inode = create_inode(parent_id, name, mode, block_size(), error);
auto inode = create_inode(parent_id, name, mode, block_size(), 0, error);
if (!inode)
return nullptr;
@ -1092,7 +1092,7 @@ RetainPtr<Inode> Ext2FS::create_directory(InodeIdentifier parent_id, const Strin
return inode;
}
RetainPtr<Inode> Ext2FS::create_inode(InodeIdentifier parent_id, const String& name, mode_t mode, off_t size, int& error)
RetainPtr<Inode> Ext2FS::create_inode(InodeIdentifier parent_id, const String& name, mode_t mode, off_t size, dev_t dev, int& error)
{
LOCKER(m_lock);
ASSERT(parent_id.fsid() == fsid());
@ -1168,6 +1168,11 @@ RetainPtr<Inode> Ext2FS::create_inode(InodeIdentifier parent_id, const String& n
e2inode.i_dtime = 0;
e2inode.i_links_count = initial_links_count;
if (is_character_device(mode))
e2inode.i_block[0] = dev;
else if (is_block_device(mode))
e2inode.i_block[1] = dev;
success = write_block_list_for_inode(inode_id, e2inode, blocks);
ASSERT(success);