diff options
Diffstat (limited to 'freebsd/sys/sys/sysctl.h')
| -rw-r--r-- | freebsd/sys/sys/sysctl.h | 54 |
1 files changed, 53 insertions, 1 deletions
diff --git a/freebsd/sys/sys/sysctl.h b/freebsd/sys/sys/sysctl.h index a8562b8d..52f92265 100644 --- a/freebsd/sys/sys/sysctl.h +++ b/freebsd/sys/sys/sysctl.h @@ -218,6 +218,7 @@ int sysctl_handle_uma_zone_cur(SYSCTL_HANDLER_ARGS); int sysctl_msec_to_sbintime(SYSCTL_HANDLER_ARGS); int sysctl_usec_to_sbintime(SYSCTL_HANDLER_ARGS); +int sysctl_sec_to_timeval(SYSCTL_HANDLER_ARGS); int sysctl_dpcpu_int(SYSCTL_HANDLER_ARGS); int sysctl_dpcpu_long(SYSCTL_HANDLER_ARGS); @@ -391,6 +392,25 @@ TAILQ_HEAD(sysctl_ctx_list, sysctl_ctx_entry); NULL); \ }) +/* Oid for a constant '\0' terminated string. */ +#define SYSCTL_CONST_STRING(parent, nbr, name, access, arg, descr) \ + SYSCTL_OID(parent, nbr, name, CTLTYPE_STRING|(access), \ + __DECONST(char *, arg), 0, sysctl_handle_string, "A", descr); \ + CTASSERT(!(access & CTLFLAG_WR)); \ + CTASSERT(((access) & CTLTYPE) == 0 || \ + ((access) & SYSCTL_CT_ASSERT_MASK) == CTLTYPE_STRING) + +#define SYSCTL_ADD_CONST_STRING(ctx, parent, nbr, name, access, arg, descr) \ +({ \ + char *__arg = __DECONST(char *, arg); \ + CTASSERT(!(access & CTLFLAG_WR)); \ + CTASSERT(((access) & CTLTYPE) == 0 || \ + ((access) & SYSCTL_CT_ASSERT_MASK) == CTLTYPE_STRING); \ + sysctl_add_oid(ctx, parent, nbr, name, CTLTYPE_STRING|(access), \ + __arg, 0, sysctl_handle_string, "A", __DESCR(descr), \ + NULL); \ +}) + /* Oid for a bool. If ptr is NULL, val is returned. */ #define SYSCTL_NULL_BOOL_PTR ((bool *)NULL) #define SYSCTL_BOOL(parent, nbr, name, access, ptr, val, descr) \ @@ -875,6 +895,24 @@ TAILQ_HEAD(sysctl_ctx_list, sysctl_ctx_entry); NULL); \ }) +/* OID expressing a struct timeval as seconds */ +#define SYSCTL_TIMEVAL_SEC(parent, nbr, name, access, ptr, descr) \ + SYSCTL_OID(parent, nbr, name, \ + CTLTYPE_INT | CTLFLAG_MPSAFE | CTLFLAG_RD | (access), \ + (ptr), 0, sysctl_sec_to_timeval, "I", descr); \ + CTASSERT(((access) & CTLTYPE) == 0 || \ + ((access) & SYSCTL_CT_ASSERT_MASK) == CTLTYPE_INT) +#define SYSCTL_ADD_TIMEVAL_SEC(ctx, parent, nbr, name, access, ptr, descr) \ +({ \ + struct timeval *__ptr = (ptr); \ + CTASSERT(((access) & CTLTYPE) == 0 || \ + ((access) & SYSCTL_CT_ASSERT_MASK) == CTLTYPE_INT); \ + sysctl_add_oid(ctx, parent, nbr, name, \ + CTLTYPE_INT | CTLFLAG_MPSAFE | CTLFLAG_RD | (access), \ + __ptr, 0, sysctl_sec_to_timeval, "I", __DESCR(descr), \ + NULL); \ +}) + /* * A macro to generate a read-only sysctl to indicate the presence of optional * kernel features. @@ -888,7 +926,7 @@ TAILQ_HEAD(sysctl_ctx_list, sysctl_ctx_entry); /* * Top-level identifiers */ -#define CTL_UNSPEC 0 /* unused */ +#define CTL_SYSCTL 0 /* "magic" numbers */ #define CTL_KERN 1 /* "high kernel": proc, limits */ #define CTL_VM 2 /* virtual memory */ #define CTL_VFS 3 /* filesystem, mount type is next */ @@ -900,6 +938,17 @@ TAILQ_HEAD(sysctl_ctx_list, sysctl_ctx_entry); #define CTL_P1003_1B 9 /* POSIX 1003.1B */ /* + * CTL_SYSCTL identifiers + */ +#define CTL_SYSCTL_DEBUG 0 /* printf all nodes */ +#define CTL_SYSCTL_NAME 1 /* string name of OID */ +#define CTL_SYSCTL_NEXT 2 /* next OID */ +#define CTL_SYSCTL_NAME2OID 3 /* int array of name */ +#define CTL_SYSCTL_OIDFMT 4 /* OID's kind and format */ +#define CTL_SYSCTL_OIDDESCR 5 /* OID's description */ +#define CTL_SYSCTL_OIDLABEL 6 /* aggregation label */ + +/* * CTL_KERN identifiers */ #define KERN_OSTYPE 1 /* string: system version */ @@ -1140,6 +1189,9 @@ int sysctl_find_oid(int *name, u_int namelen, struct sysctl_oid **noid, void sysctl_wlock(void); void sysctl_wunlock(void); int sysctl_wire_old_buffer(struct sysctl_req *req, size_t len); +int kern___sysctlbyname(struct thread *td, const char *name, + size_t namelen, void *old, size_t *oldlenp, void *new, + size_t newlen, size_t *retval, int flags, bool inkernel); struct sbuf; struct sbuf *sbuf_new_for_sysctl(struct sbuf *, char *, int, |