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/*
* <sys/capability.h>
*
*
* Copyright (C) 1997 Aleph One
* Copyright (C) 1997-8 Andrew G. Morgan <morgan@linux.kernel.org>
*
* defunct POSIX.1e Standard: 25.2 Capabilities <sys/capability.h>
*/
#ifndef _SYS_CAPABILITY_H
#define _SYS_CAPABILITY_H
#ifdef __cplusplus
extern "C" {
#endif
/*
* This file complements the kernel file by providing prototype
* information for the user library.
*/
#include <sys/types.h>
#include <stdint.h>
/*
* Make sure we can be included from userland by preventing
* capability.h from including other kernel headers
*/
#define _LINUX_TYPES_H
#define _LINUX_FS_H
typedef unsigned int __u32;
#include <linux/capability.h>
/*
* POSIX capability types
*/
/*
* Opaque capability handle (defined internally by libcap)
* internal capability representation
*/
typedef struct _cap_struct *cap_t;
/* "external" capability representation is a (void *) */
/*
* This is the type used to identify capabilities
*/
typedef int cap_value_t;
/*
* Set identifiers
*/
typedef enum {
CAP_EFFECTIVE=0, /* Specifies the effective flag */
CAP_PERMITTED=1, /* Specifies the permitted flag */
CAP_INHERITABLE=2 /* Specifies the inheritable flag */
} cap_flag_t;
/*
* These are the states available to each capability
*/
typedef enum {
CAP_CLEAR=0, /* The flag is cleared/disabled */
CAP_SET=1 /* The flag is set/enabled */
} cap_flag_value_t;
/*
* User-space capability manipulation routines
*/
/* libcap/cap_alloc.c */
cap_t cap_dup(cap_t);
int cap_free(void *);
cap_t cap_init(void);
/* libcap/cap_flag.c */
int cap_get_flag(cap_t, cap_value_t, cap_flag_t, cap_flag_value_t *);
int cap_set_flag(cap_t, cap_flag_t, int, cap_value_t *, cap_flag_value_t);
int cap_clear(cap_t);
/* libcap/cap_file.c */
cap_t cap_get_fd(int);
cap_t cap_get_file(const char *);
int cap_set_fd(int, cap_t);
int cap_set_file(const char *, cap_t);
/* libcap/cap_proc.c */
cap_t cap_get_proc(void);
int cap_set_proc(cap_t);
/* libcap/cap_extint.c */
ssize_t cap_size(cap_t);
ssize_t cap_copy_ext(void *, cap_t, ssize_t);
cap_t cap_copy_int(const void *);
/* libcap/cap_text.c */
cap_t cap_from_text(const char *);
char * cap_to_text(cap_t, ssize_t *);
/*
* Linux capability system calls: defined in libcap but only available
* if the following _POSIX_SOURCE is _undefined_
*/
#if !defined(_POSIX_SOURCE)
extern int capset(cap_user_header_t header, cap_user_data_t data);
extern int capget(cap_user_header_t header, const cap_user_data_t data);
extern int capgetp(pid_t pid, cap_t cap_d);
extern int capsetp(pid_t pid, cap_t cap_d);
extern char const *_cap_names[];
#endif /* !defined(_POSIX_SOURCE) */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_CAPABILITY_H */
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