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1d15821acb
TODO: Need to ensure child shmat()s its own utcb after a fork (possibly in libposix/fork.c)
47 lines
883 B
C
47 lines
883 B
C
/*
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* Copyright (C) 2008 Bahadir Balban
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*/
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#ifndef __FS0_TASK_H__
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#define __FS0_TASK_H__
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#include <lib/idpool.h>
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#include <l4/lib/list.h>
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#include <l4/api/kip.h>
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#define __TASKNAME__ __VFSNAME__
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#define TASK_FILES_MAX 32
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/* Thread control block, fs0 portion */
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struct tcb {
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l4id_t tid;
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unsigned long utcb_address;
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int utcb_mapped; /* Set if we mapped their utcb */
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struct list_head list;
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int fd[TASK_FILES_MAX];
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struct id_pool *fdpool;
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struct vnode *curdir;
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struct vnode *rootdir;
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};
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/* Structures used when receiving new task info from pager */
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struct task_data {
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unsigned long tid;
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unsigned long utcb_address;
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};
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struct task_data_head {
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unsigned long total;
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struct task_data tdata[];
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};
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static inline int task_is_utcb_mapped(struct tcb *t)
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{
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return t->utcb_mapped;
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}
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struct tcb *find_task(int tid);
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int init_task_data(void);
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#endif /* __FS0_TASK_H__ */
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