[linux-2.6-block.git] / drivers / android / binder_internal.h

/* SPDX-License-Identifier: GPL-2.0 */

#ifndef _LINUX_BINDER_INTERNAL_H
#define _LINUX_BINDER_INTERNAL_H

#include <linux/export.h>
#include <linux/fs.h>
#include <linux/list.h>
#include <linux/miscdevice.h>
#include <linux/mutex.h>
#include <linux/stddef.h>
#include <linux/types.h>
#include <linux/uidgid.h>

struct binder_context {
	struct binder_node *binder_context_mgr_node;
	struct mutex context_mgr_node_lock;
	kuid_t binder_context_mgr_uid;
	const char *name;
};

/**
 * struct binder_device - information about a binder device node
 * @hlist:          list of binder devices (only used for devices requested via
 *                  CONFIG_ANDROID_BINDER_DEVICES)
 * @miscdev:        information about a binder character device node
 * @context:        binder context information
 * @binderfs_inode: This is the inode of the root dentry of the super block
 *                  belonging to a binderfs mount.
 */
struct binder_device {
	struct hlist_node hlist;
	struct miscdevice miscdev;
	struct binder_context context;
	struct inode *binderfs_inode;
};

extern const struct file_operations binder_fops;

#ifdef CONFIG_ANDROID_BINDERFS
extern bool is_binderfs_device(const struct inode *inode);
#else
static inline bool is_binderfs_device(const struct inode *inode)
{
	return false;
}
#endif

#ifdef CONFIG_ANDROID_BINDERFS
extern int __init init_binderfs(void);
#else
static inline int __init init_binderfs(void)
{
	return 0;
}
#endif

#endif /* _LINUX_BINDER_INTERNAL_H */
Commit	Line	Data
3ad20fe3 CB	1	/* SPDX-License-Identifier: GPL-2.0 */
	2
	3	#ifndef _LINUX_BINDER_INTERNAL_H
	4	#define _LINUX_BINDER_INTERNAL_H
	5
	6	#include <linux/export.h>
	7	#include <linux/fs.h>
	8	#include <linux/list.h>
	9	#include <linux/miscdevice.h>
	10	#include <linux/mutex.h>
	11	#include <linux/stddef.h>
	12	#include <linux/types.h>
	13	#include <linux/uidgid.h>
	14
	15	struct binder_context {
	16	struct binder_node *binder_context_mgr_node;
	17	struct mutex context_mgr_node_lock;
	18	kuid_t binder_context_mgr_uid;
	19	const char *name;
	20	};
	21
	22	/**
	23	* struct binder_device - information about a binder device node
	24	* @hlist: list of binder devices (only used for devices requested via
	25	* CONFIG_ANDROID_BINDER_DEVICES)
	26	* @miscdev: information about a binder character device node
	27	* @context: binder context information
	28	* @binderfs_inode: This is the inode of the root dentry of the super block
	29	* belonging to a binderfs mount.
	30	*/
	31	struct binder_device {
	32	struct hlist_node hlist;
	33	struct miscdevice miscdev;
	34	struct binder_context context;
	35	struct inode *binderfs_inode;
	36	};
	37
	38	extern const struct file_operations binder_fops;
	39
	40	#ifdef CONFIG_ANDROID_BINDERFS
	41	extern bool is_binderfs_device(const struct inode *inode);
	42	#else
	43	static inline bool is_binderfs_device(const struct inode *inode)
	44	{
	45	return false;
	46	}
	47	#endif
	48
5b9633af CB	49	#ifdef CONFIG_ANDROID_BINDERFS
	50	extern int __init init_binderfs(void);
	51	#else
	52	static inline int __init init_binderfs(void)
	53	{
	54	return 0;
	55	}
	56	#endif
	57
3ad20fe3	58	#endif /* _LINUX_BINDER_INTERNAL_H */