C++ (Cpp) hfsplus_delete_inode Examples

Example #1

File: dir.c Project: patrick-ken/R7000

static int hfsplus_unlink(struct inode *dir, struct dentry *dentry)
{
	struct super_block *sb = dir->i_sb;
	struct inode *inode = dentry->d_inode;
	struct qstr str;
	char name[32];
	u32 cnid;
	int res;
	hfsplus_handle_t hfsplus_handle;

	if (HFSPLUS_IS_RSRC(inode))
		return -EPERM;

	if ((res = hfsplus_journal_start(__FUNCTION__, dir->i_sb, &hfsplus_handle)))
		return res;

	cnid = (u32)(unsigned long)dentry->d_fsdata;
	if (inode->i_ino == cnid &&
	    atomic_read(&HFSPLUS_I(inode).opencnt)) {
		str.name = name;
		str.len = sprintf(name, "temp%lu", inode->i_ino);
		res = hfsplus_rename_cat(&hfsplus_handle, inode->i_ino,
					 dir, &dentry->d_name,
					 HFSPLUS_SB(sb).hidden_dir, &str);
		if (!res)
			inode->i_flags |= S_DEAD;
		hfsplus_journal_stop(&hfsplus_handle);
		return res;
	}
	res = hfsplus_delete_cat(&hfsplus_handle, cnid, dir, &dentry->d_name);
	if (res) {
		hfsplus_journal_stop(&hfsplus_handle);
		return res;
	}
	if (inode->i_nlink > 0)
		drop_nlink(inode);
	if (inode->i_ino == cnid)
		clear_nlink(inode);
	if (!inode->i_nlink) {
		if (inode->i_ino != cnid) {
			HFSPLUS_SB(sb).file_count--;
			if (!atomic_read(&HFSPLUS_I(inode).opencnt)) {
			res = hfsplus_delete_cat(&hfsplus_handle, inode->i_ino, HFSPLUS_SB(sb).hidden_dir, NULL);
				if (!res)
				hfsplus_delete_inode(&hfsplus_handle, inode);
			} else
				inode->i_flags |= S_DEAD;
		} else
			hfsplus_delete_inode(&hfsplus_handle,inode);
	} else
		HFSPLUS_SB(sb).file_count--;
	inode->i_ctime = CURRENT_TIME_SEC;
	res = hfsplus_journalled_mark_inode_dirty(__FUNCTION__, &hfsplus_handle, inode);

	hfsplus_journal_stop(&hfsplus_handle);
	return res;
}

Example #2

File: dir.c Project: virtuoso/linux-ci

static int hfsplus_unlink(struct inode *dir, struct dentry *dentry)
{
	struct hfsplus_sb_info *sbi = HFSPLUS_SB(dir->i_sb);
	struct inode *inode = dentry->d_inode;
	struct qstr str;
	char name[32];
	u32 cnid;
	int res;

	if (HFSPLUS_IS_RSRC(inode))
		return -EPERM;

	mutex_lock(&sbi->vh_mutex);
	cnid = (u32)(unsigned long)dentry->d_fsdata;
	if (inode->i_ino == cnid &&
	    atomic_read(&HFSPLUS_I(inode)->opencnt)) {
		str.name = name;
		str.len = sprintf(name, "temp%lu", inode->i_ino);
		res = hfsplus_rename_cat(inode->i_ino,
					 dir, &dentry->d_name,
					 sbi->hidden_dir, &str);
		if (!res) {
			inode->i_flags |= S_DEAD;
			drop_nlink(inode);
		}
		goto out;
	}
	res = hfsplus_delete_cat(cnid, dir, &dentry->d_name);
	if (res)
		goto out;

	if (inode->i_nlink > 0)
		drop_nlink(inode);
	if (inode->i_ino == cnid)
		clear_nlink(inode);
	if (!inode->i_nlink) {
		if (inode->i_ino != cnid) {
			sbi->file_count--;
			if (!atomic_read(&HFSPLUS_I(inode)->opencnt)) {
				res = hfsplus_delete_cat(inode->i_ino,
							 sbi->hidden_dir,
							 NULL);
				if (!res)
					hfsplus_delete_inode(inode);
			} else
				inode->i_flags |= S_DEAD;
		} else
			hfsplus_delete_inode(inode);
	} else
		sbi->file_count--;
	inode->i_ctime = CURRENT_TIME_SEC;
	mark_inode_dirty(inode);
out:
	mutex_unlock(&sbi->vh_mutex);
	return res;
}

Example #3

File: dir.c Project: virtuoso/linux-ci

static int hfsplus_mknod(struct inode *dir, struct dentry *dentry,
			 umode_t mode, dev_t rdev)
{
	struct hfsplus_sb_info *sbi = HFSPLUS_SB(dir->i_sb);
	struct inode *inode;
	int res = -ENOSPC;

	mutex_lock(&sbi->vh_mutex);
	inode = hfsplus_new_inode(dir->i_sb, mode);
	if (!inode)
		goto out;

	if (S_ISBLK(mode) || S_ISCHR(mode) || S_ISFIFO(mode) || S_ISSOCK(mode))
		init_special_inode(inode, mode, rdev);

	res = hfsplus_create_cat(inode->i_ino, dir, &dentry->d_name, inode);
	if (res) {
		clear_nlink(inode);
		hfsplus_delete_inode(inode);
		iput(inode);
		goto out;
	}

	hfsplus_instantiate(dentry, inode, inode->i_ino);
	mark_inode_dirty(inode);
out:
	mutex_unlock(&sbi->vh_mutex);
	return res;
}

Example #4

File: dir.c Project: virtuoso/linux-ci

static int hfsplus_symlink(struct inode *dir, struct dentry *dentry,
			   const char *symname)
{
	struct hfsplus_sb_info *sbi = HFSPLUS_SB(dir->i_sb);
	struct inode *inode;
	int res = -ENOSPC;

	mutex_lock(&sbi->vh_mutex);
	inode = hfsplus_new_inode(dir->i_sb, S_IFLNK | S_IRWXUGO);
	if (!inode)
		goto out;

	res = page_symlink(inode, symname, strlen(symname) + 1);
	if (res)
		goto out_err;

	res = hfsplus_create_cat(inode->i_ino, dir, &dentry->d_name, inode);
	if (res)
		goto out_err;

	hfsplus_instantiate(dentry, inode, inode->i_ino);
	mark_inode_dirty(inode);
	goto out;

out_err:
	clear_nlink(inode);
	hfsplus_delete_inode(inode);
	iput(inode);
out:
	mutex_unlock(&sbi->vh_mutex);
	return res;
}

Example #5

File: dir.c Project: flwh/Alcatel_OT_985_kernel

static int hfsplus_mknod(struct inode *dir, struct dentry *dentry,
			 int mode, dev_t rdev)
{
	struct super_block *sb;
	struct inode *inode;
	int res;

	sb = dir->i_sb;
	inode = hfsplus_new_inode(sb, mode);
	if (!inode)
		return -ENOSPC;

	res = hfsplus_create_cat(inode->i_ino, dir, &dentry->d_name, inode);
	if (res) {
		inode->i_nlink = 0;
		hfsplus_delete_inode(inode);
		iput(inode);
		return res;
	}
	init_special_inode(inode, mode, rdev);
	hfsplus_instantiate(dentry, inode, inode->i_ino);
	mark_inode_dirty(inode);

	return 0;
}

Example #6

File: dir.c Project: flwh/Alcatel_OT_985_kernel

static int hfsplus_symlink(struct inode *dir, struct dentry *dentry,
			   const char *symname)
{
	struct super_block *sb;
	struct inode *inode;
	int res;

	sb = dir->i_sb;
	inode = hfsplus_new_inode(sb, S_IFLNK | S_IRWXUGO);
	if (!inode)
		return -ENOSPC;

	res = page_symlink(inode, symname, strlen(symname) + 1);
	if (res) {
		inode->i_nlink = 0;
		hfsplus_delete_inode(inode);
		iput(inode);
		return res;
	}

	mark_inode_dirty(inode);
	res = hfsplus_create_cat(inode->i_ino, dir, &dentry->d_name, inode);

	if (!res) {
		hfsplus_instantiate(dentry, inode, inode->i_ino);
		mark_inode_dirty(inode);
	}

	return res;
}

Example #7

File: dir.c Project: patrick-ken/R7000

static int hfsplus_mknod(struct inode *dir, struct dentry *dentry,
			 int mode, dev_t rdev)
{
	struct super_block *sb;
	struct inode *inode;
	hfsplus_handle_t hfsplus_handle;
	int res;

	if ((res = hfsplus_journal_start(__FUNCTION__, dir->i_sb, &hfsplus_handle)))
		return res;

	sb = dir->i_sb;
	inode = hfsplus_new_inode(&hfsplus_handle, sb, mode);
	if (!inode) {
		hfsplus_journal_stop(&hfsplus_handle);
		return -ENOSPC;
	}

	res = hfsplus_create_cat(&hfsplus_handle, inode->i_ino, dir, &dentry->d_name, inode);
	if (res) {
		inode->i_nlink = 0;
		hfsplus_delete_inode(&hfsplus_handle, inode);
		iput(inode);
		hfsplus_journal_stop(&hfsplus_handle);
		return res;
	}
	init_special_inode(inode, mode, rdev);
	hfsplus_instantiate(dentry, inode, inode->i_ino);
	res = hfsplus_journalled_mark_inode_dirty(__FUNCTION__, &hfsplus_handle, inode);

	hfsplus_journal_stop(&hfsplus_handle);
	return 0;
}

Example #8

File: dir.c Project: patrick-ken/R7000

static int hfsplus_mkdir(struct inode *dir, struct dentry *dentry, int mode)
{
	struct inode *inode;
	hfsplus_handle_t hfsplus_handle;
	int res;

	if ((res = hfsplus_journal_start(__FUNCTION__, dir->i_sb, &hfsplus_handle)))
		return res;

	inode = hfsplus_new_inode(&hfsplus_handle, dir->i_sb, S_IFDIR | mode);
	if (!inode) {
		hfsplus_journal_stop(&hfsplus_handle);
		return -ENOSPC;
	}

	res = hfsplus_create_cat(&hfsplus_handle, inode->i_ino, dir, &dentry->d_name, inode);
	if (res) {
		inode->i_nlink = 0;
		hfsplus_delete_inode(&hfsplus_handle, inode);
		iput(inode);
		hfsplus_journal_stop(&hfsplus_handle);
		return res;
	}
	hfsplus_instantiate(dentry, inode, inode->i_ino);
	res = hfsplus_journalled_mark_inode_dirty(__FUNCTION__, &hfsplus_handle, inode);
	hfsplus_journal_stop(&hfsplus_handle);
	return res;
}

Example #9

File: dir.c Project: xiandaicxsj/copyKvm

static int hfsplus_unlink(struct inode *dir, struct dentry *dentry)
{
	struct super_block *sb = dir->i_sb;
	struct inode *inode = dentry->d_inode;
	struct qstr str;
	char name[32];
	u32 cnid;
	int res;

	if (HFSPLUS_IS_RSRC(inode))
		return -EPERM;

	cnid = (u32)(unsigned long)dentry->d_fsdata;
	if (inode->i_ino == cnid &&
	    atomic_read(&HFSPLUS_I(inode).opencnt)) {
		str.name = name;
		str.len = sprintf(name, "temp%lu", inode->i_ino);
		res = hfsplus_rename_cat(inode->i_ino,
					 dir, &dentry->d_name,
					 HFSPLUS_SB(sb).hidden_dir, &str);
		if (!res)
			inode->i_flags |= S_DEAD;
		return res;
	}
	res = hfsplus_delete_cat(cnid, dir, &dentry->d_name);
	if (res)
		return res;

	if (inode->i_nlink > 0)
		drop_nlink(inode);
	hfsplus_delete_inode(inode);
	if (inode->i_ino != cnid && !inode->i_nlink) {
		if (!atomic_read(&HFSPLUS_I(inode).opencnt)) {
			res = hfsplus_delete_cat(inode->i_ino, HFSPLUS_SB(sb).hidden_dir, NULL);
			if (!res)
				hfsplus_delete_inode(inode);
		} else
			inode->i_flags |= S_DEAD;
	} else
		clear_nlink(inode);
	inode->i_ctime = CURRENT_TIME_SEC;
	mark_inode_dirty(inode);

	return res;
}

Example #10

File: dir.c Project: flwh/Alcatel_OT_985_kernel

static int hfsplus_rmdir(struct inode *dir, struct dentry *dentry)
{
	struct inode *inode;
	int res;

	inode = dentry->d_inode;
	if (inode->i_size != 2)
		return -ENOTEMPTY;
	res = hfsplus_delete_cat(inode->i_ino, dir, &dentry->d_name);
	if (res)
		return res;
	clear_nlink(inode);
	inode->i_ctime = CURRENT_TIME_SEC;
	hfsplus_delete_inode(inode);
	mark_inode_dirty(inode);
	return 0;
}

Example #11

File: dir.c Project: flwh/Alcatel_OT_985_kernel

static int hfsplus_mkdir(struct inode *dir, struct dentry *dentry, int mode)
{
	struct inode *inode;
	int res;

	inode = hfsplus_new_inode(dir->i_sb, S_IFDIR | mode);
	if (!inode)
		return -ENOSPC;

	res = hfsplus_create_cat(inode->i_ino, dir, &dentry->d_name, inode);
	if (res) {
		inode->i_nlink = 0;
		hfsplus_delete_inode(inode);
		iput(inode);
		return res;
	}
	hfsplus_instantiate(dentry, inode, inode->i_ino);
	mark_inode_dirty(inode);
	return 0;
}

Example #12

File: dir.c Project: SutterCain/linux-misc

static int hfsplus_symlink(struct inode *dir, struct dentry *dentry,
			   const char *symname)
{
	struct hfsplus_sb_info *sbi = HFSPLUS_SB(dir->i_sb);
	struct inode *inode;
	int res = -ENOSPC;

	mutex_lock(&sbi->vh_mutex);
	inode = hfsplus_new_inode(dir->i_sb, S_IFLNK | S_IRWXUGO);
	if (!inode)
		goto out;

	res = page_symlink(inode, symname, strlen(symname) + 1);
	if (res)
		goto out_err;

	res = hfsplus_create_cat(inode->i_ino, dir, &dentry->d_name, inode);
	if (res)
		goto out_err;

	res = hfsplus_init_inode_security(inode, dir, &dentry->d_name);
	if (res == -EOPNOTSUPP)
		res = 0; /* Operation is not supported. */
	else if (res) {
		/* Try to delete anyway without error analysis. */
		hfsplus_delete_cat(inode->i_ino, dir, &dentry->d_name);
		goto out_err;
	}

	hfsplus_instantiate(dentry, inode, inode->i_ino);
	mark_inode_dirty(inode);
	goto out;

out_err:
	clear_nlink(inode);
	hfsplus_delete_inode(inode);
	iput(inode);
out:
	mutex_unlock(&sbi->vh_mutex);
	return res;
}

Example #13

File: dir.c Project: virtuoso/linux-ci

static int hfsplus_rmdir(struct inode *dir, struct dentry *dentry)
{
	struct hfsplus_sb_info *sbi = HFSPLUS_SB(dir->i_sb);
	struct inode *inode = dentry->d_inode;
	int res;

	if (inode->i_size != 2)
		return -ENOTEMPTY;

	mutex_lock(&sbi->vh_mutex);
	res = hfsplus_delete_cat(inode->i_ino, dir, &dentry->d_name);
	if (res)
		goto out;
	clear_nlink(inode);
	inode->i_ctime = CURRENT_TIME_SEC;
	hfsplus_delete_inode(inode);
	mark_inode_dirty(inode);
out:
	mutex_unlock(&sbi->vh_mutex);
	return res;
}

Example #14

File: dir.c Project: SutterCain/linux-misc

static int hfsplus_mknod(struct inode *dir, struct dentry *dentry,
			 umode_t mode, dev_t rdev)
{
	struct hfsplus_sb_info *sbi = HFSPLUS_SB(dir->i_sb);
	struct inode *inode;
	int res = -ENOSPC;

	mutex_lock(&sbi->vh_mutex);
	inode = hfsplus_new_inode(dir->i_sb, mode);
	if (!inode)
		goto out;

	if (S_ISBLK(mode) || S_ISCHR(mode) || S_ISFIFO(mode) || S_ISSOCK(mode))
		init_special_inode(inode, mode, rdev);

	res = hfsplus_create_cat(inode->i_ino, dir, &dentry->d_name, inode);
	if (res)
		goto failed_mknod;

	res = hfsplus_init_inode_security(inode, dir, &dentry->d_name);
	if (res == -EOPNOTSUPP)
		res = 0; /* Operation is not supported. */
	else if (res) {
		/* Try to delete anyway without error analysis. */
		hfsplus_delete_cat(inode->i_ino, dir, &dentry->d_name);
		goto failed_mknod;
	}

	hfsplus_instantiate(dentry, inode, inode->i_ino);
	mark_inode_dirty(inode);
	goto out;

failed_mknod:
	clear_nlink(inode);
	hfsplus_delete_inode(inode);
	iput(inode);
out:
	mutex_unlock(&sbi->vh_mutex);
	return res;
}

Example #15

File: dir.c Project: patrick-ken/R7000

static int hfsplus_symlink(struct inode *dir, struct dentry *dentry,
			   const char *symname)
{
	struct super_block *sb;
	struct inode *inode;
	hfsplus_handle_t hfsplus_handle;
	int res;

	if ((res = hfsplus_journal_start(__FUNCTION__, dir->i_sb, &hfsplus_handle)))
		return res;

	sb = dir->i_sb;
	inode = hfsplus_new_inode(&hfsplus_handle, sb, S_IFLNK | S_IRWXUGO);
	if (!inode) {
		hfsplus_journal_stop(&hfsplus_handle);
		return -ENOSPC;
	}

	res = page_symlink(inode, symname, strlen(symname) + 1);
	if (res) {
		inode->i_nlink = 0;
		hfsplus_delete_inode(&hfsplus_handle, inode);
		iput(inode);
		hfsplus_journal_stop(&hfsplus_handle);
		return res;
	}

	if ((res = hfsplus_journalled_mark_inode_dirty(__FUNCTION__, &hfsplus_handle, inode)))
		goto symlink_out;
	res = hfsplus_create_cat(&hfsplus_handle, inode->i_ino, dir, &dentry->d_name, inode);

	if (!res) {
		hfsplus_instantiate(dentry, inode, inode->i_ino);
		res = hfsplus_journalled_mark_inode_dirty(__FUNCTION__, &hfsplus_handle, inode);
	}

symlink_out:
	hfsplus_journal_stop(&hfsplus_handle);
	return res;
}

Example #16

File: dir.c Project: patrick-ken/R7000

static int hfsplus_rmdir(struct inode *dir, struct dentry *dentry)
{
	struct inode *inode;
	hfsplus_handle_t hfsplus_handle;
	int res;

	inode = dentry->d_inode;
	if (inode->i_size != 2)
		return -ENOTEMPTY;
	if ((res = hfsplus_journal_start(__FUNCTION__, dir->i_sb, &hfsplus_handle)))
		return res;

	res = hfsplus_delete_cat(&hfsplus_handle, inode->i_ino, dir, &dentry->d_name);
	if (res) {
		hfsplus_journal_stop(&hfsplus_handle);
		return res;
	}
	clear_nlink(inode);
	inode->i_ctime = CURRENT_TIME_SEC;
	hfsplus_delete_inode(&hfsplus_handle, inode);
	res = hfsplus_journalled_mark_inode_dirty(__FUNCTION__, &hfsplus_handle, inode);
	hfsplus_journal_stop(&hfsplus_handle);
	return res;
}