Improve API documentation.

Reviewed by:	rwatson (earlier version)

5 files changed, 39 insertions, 1 deletions

diff --git a/lib/libc/posix1e/acl.3 b/lib/libc/posix1e/acl.3
index 1c824d0..43adcdf 100644
--- a/lib/libc/posix1e/acl.3
+++ b/lib/libc/posix1e/acl.3
@@ -48,7 +48,7 @@ The library calls include routines to allocate, duplicate, retrieve, set,
 and validate ACLs associated with file objects.
 As well as the POSIX.1e routines, there are a number of non-portable
 extensions defined that allow for alternative ACL semantics than the
-POSIX.1e semantics, such as AFS, NTFS, Coda, and NWFS semantics.
+POSIX.1e semantics, such as NFSv4, AFS, NTFS, Coda, and NWFS semantics.
 Where routines are non-standard, they are suffixed with _np to indicate that
 they are not portable.
 .Pp
diff --git a/lib/libc/posix1e/acl_add_perm.3 b/lib/libc/posix1e/acl_add_perm.3
index 6a5893e..dd002d1 100644
--- a/lib/libc/posix1e/acl_add_perm.3
+++ b/lib/libc/posix1e/acl_add_perm.3
@@ -49,6 +49,14 @@ to the permission set
 .Pp
 Note: it is not considered an error to attempt to add permissions
 that already exist in the permission set.
+.Pp
+For POSIX.1e ACLs, valid values are:
+.Pp
+.Bl -column -offset 3n "ACL_EXECUTE"
+.It ACL_EXECUTE	Execute permission
+.It ACL_WRITE	Write permission
+.It ACL_READ	Read permission
+.El
 .Sh RETURN VALUES
 .Rv -std acl_add_perm
 .Sh ERRORS
diff --git a/lib/libc/posix1e/acl_get.3 b/lib/libc/posix1e/acl_get.3
index fa915df..344c595 100644
--- a/lib/libc/posix1e/acl_get.3
+++ b/lib/libc/posix1e/acl_get.3
@@ -91,6 +91,15 @@ with the object referred to by
 .Va fd .
 The ACL in the working storage shall not participate in any access control
 decisions.
+.Pp
+Valid values for the
+.Va type
+argument are:
+.Pp
+.Bl -column -offset 3n "ACL_TYPE_DEFAULT"
+.It ACL_TYPE_ACCESS	POSIX.1e access ACL
+.It ACL_TYPE_DEFAULT	POSIX.1e default ACL
+.El
 .Sh IMPLEMENTATION NOTES
 .Fx Ns 's
 support for POSIX.1e interfaces and features is still under
diff --git a/lib/libc/posix1e/acl_set.3 b/lib/libc/posix1e/acl_set.3
index a2d50b8..e906e79 100644
--- a/lib/libc/posix1e/acl_set.3
+++ b/lib/libc/posix1e/acl_set.3
@@ -75,6 +75,15 @@ The
 .Fn acl_set_link_np
 function acts on a symlink rather than its target, if the target of the
 path is a symlink.
+.Pp
+Valid values for the
+.Va type
+argument are:
+.Pp
+.Bl -column -offset 3n "ACL_TYPE_DEFAULT"
+.It ACL_TYPE_ACCESS	POSIX.1e access ACL
+.It ACL_TYPE_DEFAULT	POSIX.1e default ACL
+.El
 .Sh IMPLEMENTATION NOTES
 .Fx Ns 's
 support for POSIX.1e interfaces and features is still under
diff --git a/lib/libc/posix1e/acl_set_tag_type.3 b/lib/libc/posix1e/acl_set_tag_type.3
index 7cbca81..113aa22 100644
--- a/lib/libc/posix1e/acl_set_tag_type.3
+++ b/lib/libc/posix1e/acl_set_tag_type.3
@@ -46,6 +46,18 @@ is a POSIX.1e call that sets the ACL tag type of ACL entry
 .Fa entry_d
 to the value of
 .Fa tag_type .
+.Pp
+Valid values are:
+.Pp
+.Bl -column -offset 3n "ACL_EVERYONE"
+.It ACL_USER_OBJ	Permissions apply to file owner
+.It ACL_USER		Permissions apply to additional user specified by qualifier
+.It ACL_GROUP_OBJ	Permissions apply to file group
+.It ACL_GROUP		Permissions apply to additional group specified by qualifier
+.It ACL_MASK		Permissions specify mask
+.It ACL_OTHER		Permissions apply to "other"
+.It ACL_OTHER_OBJ	Same as ACL_OTHER
+.El
 .Sh RETURN VALUES
 .Rv -std acl_set_tag_type
 .Sh ERRORS