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Introduce struct uucred which is our ``old'' ucred structure. This is 

going to be used the kernel interfaces to userland, so that we don't
break the existing ABI. struct ucred has now been modified to have
u_int32_t for cr_ref and cr_ngroups.
This commit is contained in:
christos 2001-11-29 21:20:00 +00:00
parent d8382e86b5
commit 4328373c61
1 changed files with 24 additions and 11 deletions
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35
sys/sys/ucred.h
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@ -1,4 +1,4 @@
/* $NetBSD: ucred.h,v 1.13 1998/03/01 02:24:15 fvdl Exp $ */
/* $NetBSD: ucred.h,v 1.14 2001/11/29 21:20:00 christos Exp $ */
/*
* Copyright (c) 1989, 1993
@ -41,24 +41,37 @@
/*
* Credentials.
*/
struct ucred {
u_short cr_ref; /* reference count */
uid_t cr_uid; /* effective user id */
gid_t cr_gid; /* effective group id */
short cr_ngroups; /* number of groups */
gid_t cr_groups[NGROUPS]; /* groups */
/* Userland's view of credentials. This should not change */
struct uucred {
u_short cr_unused; /* not used, compat */
uid_t cr_uid; /* effective user id */
gid_t cr_gid; /* effective group id */
short cr_ngroups; /* number of groups */
gid_t cr_groups[NGROUPS]; /* groups */
};
struct ucred {
u_int32_t cr_ref; /* reference count */
uid_t cr_uid; /* effective user id */
gid_t cr_gid; /* effective group id */
u_int32_t cr_ngroups; /* number of groups */
gid_t cr_groups[NGROUPS]; /* groups */
};
#define NOCRED ((struct ucred *)-1) /* no credential available */
#define FSCRED ((struct ucred *)-2) /* filesystem credential */
#ifdef _KERNEL
#define crhold(cr) (cr)->cr_ref++
struct ucred *crcopy __P((struct ucred *cr));
struct ucred *crdup __P((struct ucred *cr));
void crfree __P((struct ucred *cr));
struct ucred *crcopy __P((struct ucred *));
struct ucred *crdup __P((struct ucred *));
void crfree __P((struct ucred *));
struct ucred *crget __P((void));
int suser __P((struct ucred *cred, u_short *acflag));
int suser __P((struct ucred *, u_short *));
void crcvt __P((struct ucred *, const struct uucred *));
#endif /* _KERNEL */
#endif /* !_SYS_UCRED_H_ */