From cc23ea5a4b38807e79aceb23e6f43e965926618f Mon Sep 17 00:00:00 2001 From: Jon Santmyer Date: Fri, 9 Oct 2026 10:24:41 -0400 Subject: add basic scheduler logic. rename init rootdir indexes --- sys/objdir.h | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 sys/objdir.h (limited to 'sys/objdir.h') diff --git a/sys/objdir.h b/sys/objdir.h new file mode 100644 index 0000000..54e9618 --- /dev/null +++ b/sys/objdir.h @@ -0,0 +1,27 @@ +#ifndef _JOVE_SYS_OBJDIR_H +#define _JOVE_SYS_OBJDIR_H 1 + +#include "hal/obj.h" + +int objdir_new(jove_owned_obj_t *untyped_obj); +/*Returns the n'th entry of the object directory passed. + * If the passed object is not an objdir, returns NULL and sets errno to EBADOBJ. + * If the passed entry index is out of bounds, returns NULL and sets errno to EOOB.*/ +jove_owned_obj_t *objdir_getlocal(jove_owned_obj_t *objdir_obj, uint16_t entry); +/*Same as objdir_getlocal except does not block if entry obj is taken.*/ +jove_owned_obj_t *objdir_trygetlocal(jove_owned_obj_t *objdir_obj, uint16_t entry); +jove_obj_t objdir_peeklocal(jove_owned_obj_t *objdir_obj, uint16_t entry); + +/*Recursively seeks through an object directory for an object following the passed + * path variable. + * If the path length is zero, returns the passed object. + * If the passed object is not an objdir, returns NULL and sets errno to EBADOBJ. + * If any object excluding the object at the end of the path is not an objdir, + * returns NULL and sets errno to EBADOBJ. + * If any entry in the path is out of bounds, returns NULL and sets errno to EBADOBJ.*/ +jove_owned_obj_t *objdir_getobj(jove_owned_obj_t *objdir_obj, const uint16_t *path, size_t path_len); +/*Same as objdir_getobj but does not block if child objects are locked.*/ +jove_owned_obj_t *objdir_trygetobj(jove_owned_obj_t *objdir_obj, const uint16_t *path, size_t path_len); + + +#endif -- cgit v1.2.3