67 lines
1.9 KiB
C
67 lines
1.9 KiB
C
/*
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* Copyright 2014, General Dynamics C4 Systems
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*
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* This software may be distributed and modified according to the terms of
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* the GNU General Public License version 2. Note that NO WARRANTY is provided.
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* See "LICENSE_GPLv2.txt" for details.
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*
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* @TAG(GD_GPL)
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*/
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#ifndef __KERNEL_CSPACE_H
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#define __KERNEL_CSPACE_H
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#include <types.h>
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#include <api/failures.h>
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#include <api/types.h>
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#include <object/structures.h>
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struct lookupCap_ret {
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exception_t status;
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cap_t cap;
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};
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typedef struct lookupCap_ret lookupCap_ret_t;
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struct lookupCapAndSlot_ret {
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exception_t status;
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cap_t cap;
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cte_t *slot;
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};
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typedef struct lookupCapAndSlot_ret lookupCapAndSlot_ret_t;
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struct lookupSlot_raw_ret {
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exception_t status;
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cte_t *slot;
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};
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typedef struct lookupSlot_raw_ret lookupSlot_raw_ret_t;
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struct lookupSlot_ret {
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exception_t status;
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cte_t *slot;
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};
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typedef struct lookupSlot_ret lookupSlot_ret_t;
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struct resolveAddressBits_ret {
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exception_t status;
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cte_t *slot;
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word_t bitsRemaining;
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};
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typedef struct resolveAddressBits_ret resolveAddressBits_ret_t;
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lookupCap_ret_t lookupCap(tcb_t *thread, cptr_t cPtr);
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lookupCapAndSlot_ret_t lookupCapAndSlot(tcb_t *thread, cptr_t cPtr);
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lookupSlot_raw_ret_t lookupSlot(tcb_t *thread, cptr_t capptr);
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lookupSlot_ret_t lookupSlotForCNodeOp(bool_t isSource,
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cap_t root, cptr_t capptr,
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word_t depth);
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lookupSlot_ret_t lookupSourceSlot(cap_t root, cptr_t capptr,
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word_t depth);
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lookupSlot_ret_t lookupTargetSlot(cap_t root, cptr_t capptr,
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word_t depth);
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lookupSlot_ret_t lookupPivotSlot(cap_t root, cptr_t capptr,
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word_t depth);
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resolveAddressBits_ret_t resolveAddressBits(cap_t nodeCap,
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cptr_t capptr,
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word_t n_bits);
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#endif
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