358 lines
15 KiB
C
358 lines
15 KiB
C
/***
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*concurrencysal.h - markers for documenting the concurrent semantics of APIs
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*
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* Copyright (c) Microsoft Corporation. All rights reserved.
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*
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*Purpose:
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* This file contains macros for Concurrency SAL annotations. Definitions
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* starting with _Internal are low level macros that are subject to change.
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* Users should not use those low level macros directly.
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* [ANSI]
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*
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* [Public]
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*
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****/
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#ifndef CONCURRENCYSAL_H
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#define CONCURRENCYSAL_H
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#pragma once
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#ifdef __cplusplus // [
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extern "C" {
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#endif // ]
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#if !defined(__midl) && defined(_PREFAST_) && _MSC_VER >= 1000 && !defined(_SDV_)
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__ANNOTATION(SAL_guarded_by(__deferTypecheck void *));
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__ANNOTATION(SAL_write_guarded_by(__deferTypecheck void *));
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__ANNOTATION(SAL_requires_lock_held(__deferTypecheck void *));
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__ANNOTATION(SAL_requires_exclusive_lock_held(__deferTypecheck void *));
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__ANNOTATION(SAL_requires_shared_lock_held(__deferTypecheck void *));
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__ANNOTATION(SAL_requires_lock_not_held(__deferTypecheck void *));
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__ANNOTATION(SAL_requires_no_locks_held(void));
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__ANNOTATION(SAL_set_lock_count_to_zero(__deferTypecheck void *));
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__ANNOTATION(SAL_set_lock_count_to_one(__deferTypecheck void *));
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__ANNOTATION(SAL_acquires_lock(__deferTypecheck void *));
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__ANNOTATION(SAL_acquires_exclusive_lock(__deferTypecheck void *));
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__ANNOTATION(SAL_acquires_shared_lock(__deferTypecheck void *));
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__ANNOTATION(SAL_releases_lock(__deferTypecheck void *));
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__ANNOTATION(SAL_releases_exclusive_lock(__deferTypecheck void *));
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__ANNOTATION(SAL_releases_shared_lock(__deferTypecheck void *));
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__ANNOTATION(SAL_ignore_lock_match(__deferTypecheck void *));
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__ANNOTATION(SAL_has_lock_property(__AuToQuOtE __In_impl_ char *));
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__ANNOTATION(SAL_has_lock_level(__AuToQuOtE __In_impl_ char *));
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__ANNOTATION(SAL_lock_level_order(__deferTypecheck void *, __deferTypecheck void *));
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__ANNOTATION(SAL_no_competing_thread(void));
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__ANNOTATION(SAL_set_same_lock(__deferTypecheck void *, __deferTypecheck void *));
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/*
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* pre-defined global system locks
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*/
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extern int _Global_interlock_;
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extern int _Global_cancel_spin_lock_;
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extern int _Global_critical_region_;
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/*
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* Annotation identifiers
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*/
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#define _Internal_create_CSAL_identifier_(id) const char id##[] = "";
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_Internal_create_CSAL_identifier_(_Lock_kind_mutex_)
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_Internal_create_CSAL_identifier_(_Lock_kind_event_)
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_Internal_create_CSAL_identifier_(_Lock_kind_semaphore_)
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_Internal_create_CSAL_identifier_(_Lock_kind_spin_lock_)
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_Internal_create_CSAL_identifier_(_Lock_kind_critical_section_)
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/*
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* data protection
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*/
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#define _Guarded_by_(lock) _SAL2_Source_(_Guarded_by_, (lock), _SA_annotes1(SAL_guarded_by,lock))
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#define _Write_guarded_by_(lock) _SAL2_Source_(_Write_guarded_by_, (lock), _SA_annotes1(SAL_write_guarded_by,lock))
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#define _Interlocked_ _Guarded_by_(_Global_interlock_)
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/*
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* interlocked operand used in interlocked instructions
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*/
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#ifndef _Interlocked_operand_
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#define _Interlocked_operand_ _SAL2_Source_(_Interlocked_operand_, (), _Pre_ _SA_annotes0(SAL_interlocked))
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#endif
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/*
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* caller/callee locking contracts
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*/
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#define _Requires_lock_held_(lock) _SAL2_Source_(_Requires_lock_held_, (lock), _Pre_ _SA_annotes1(SAL_requires_lock_held,lock))
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#define _Requires_exclusive_lock_held_(lock) _SAL2_Source_(_Requires_exclusive_lock_held_, (lock), _Pre_ _SA_annotes1(SAL_requires_exclusive_lock_held,lock))
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#define _Requires_shared_lock_held_(lock) _SAL2_Source_(_Requires_shared_lock_held_, (lock), _Pre_ _SA_annotes1(SAL_requires_shared_lock_held,lock))
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#define _Requires_lock_not_held_(lock) _SAL2_Source_(_Requires_lock_not_held_, (lock), _Pre_ _SA_annotes1(SAL_requires_lock_not_held,lock))
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#define _Requires_no_locks_held_ _SAL2_Source_(_Requires_no_locks_held_, (), _Pre_ _SA_annotes0(SAL_requires_no_locks_held))
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/*
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* acquire/release locking side effects
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*/
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#define _Acquires_lock_(lock) _SAL2_Source_(_Acquires_lock_, (lock), _Post_ _SA_annotes1(SAL_acquires_lock,lock))
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#define _Acquires_exclusive_lock_(lock) _SAL2_Source_(_Acquires_exclusive_lock_, (lock), _Post_ _SA_annotes1(SAL_acquires_exclusive_lock,lock))
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#define _Acquires_shared_lock_(lock) _SAL2_Source_(_Acquires_shared_lock_, (lock), _Post_ _SA_annotes1(SAL_acquires_shared_lock,lock))
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#define _Releases_lock_(lock) _SAL2_Source_(_Releases_lock_, (lock), _Post_ _SA_annotes1(SAL_releases_lock,lock))
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#define _Releases_exclusive_lock_(lock) _SAL2_Source_(_Releases_exclusive_lock_, (lock), _Post_ _SA_annotes1(SAL_releases_exclusive_lock,lock))
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#define _Releases_shared_lock_(lock) _SAL2_Source_(_Releases_shared_lock_, (lock), _Post_ _SA_annotes1(SAL_releases_shared_lock,lock))
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/*
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* acquire/release locking side effects for non-reentrant locks
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*/
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#define _Acquires_nonreentrant_lock_(lock) \
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_SAL2_Source_(_Acquires_nonreentrant_lock_, (lock), \
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_Requires_lock_not_held_(lock) \
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_Acquires_lock_(lock))
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#define _Releases_nonreentrant_lock_(lock) \
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_SAL2_Source_(_Releases_nonreentrant_lock_, (lock), \
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_Requires_lock_held_(lock) \
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_Releases_lock_(lock))
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#define _Post_same_lock_(a,b) _SAL2_Source_(_Post_same_lock_, (a,b), _Post_ _SA_annotes2(SAL_set_same_lock,a,b))
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/*
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* lock level
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*/
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#define _Create_lock_level_(level) _Internal_create_CSAL_identifier_(level)
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#define _Has_lock_level_(level) _SAL2_Source_(_Has_lock_level_, (level), _SA_annotes1(SAL_has_lock_level,#level))
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#define _Internal_lock_level_order_(a,b) _SAL2_Source_(_Internal_lock_level_order_, (a,b), _SA_annotes2(SAL_lock_level_order,a,b))
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#define _Csalcat1_(x,y) x##y
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#define _Csalcat2_(x,y) _Csalcat1_(x,y)
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#define _Lock_level_order_(a,b) \
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extern _Internal_lock_level_order_(a,b) void _Sal_order_##a##_##b(_In_z_ char*a, _In_z_ char*b); \
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static __inline void CSALCAT2(CSAL_LockOrder,__COUNTER__)(void){_Sal_order_##a##_##b(#a,#b);}
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/*
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* threading context
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*/
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#define _No_competing_thread_ _SAL2_Source_(_No_competing_thread_, (), _Pre_ _SA_annotes0(SAL_no_competing_thread))
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/*
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* refinement and suppression
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*/
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extern _Acquires_lock_(*plock) void _Internal_acquires_lock_(void* plock);
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extern _Releases_lock_(*plock) void _Internal_releases_lock_(void* plock);
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#define _Internal_set_lock_count_to_zero_(lock) _SAL2_Source_(Internal_set_lock_count_to_zero_, (lock), _Post_ _SA_annotes1(SAL_set_lock_count_to_zero,lock))
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#define _Internal_set_lock_count_to_one_(lock) _SAL2_Source_(_Internal_set_lock_count_to_one_, (lock), _Post_ _SA_annotes1(SAL_set_lock_count_to_one,lock))
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extern _Internal_set_lock_count_to_one_(*plock) void _Internal_lock_held_(void* plock);
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extern _Internal_set_lock_count_to_zero_(*plock) void _Internal_lock_not_held_(void* plock);
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extern _Post_same_lock_(*plock1, *plock2) void _Internal_same_lock_(void* plock1, void* plock2);
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#define _Analysis_assume_lock_acquired_(lock) _Internal_acquires_lock_((void*)(&(lock)))
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#define _Analysis_assume_lock_released_(lock) _Internal_releases_lock_((void*)(&(lock)))
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#define _Analysis_assume_lock_held_(lock) _Internal_lock_held_((void*)(&(lock)))
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#define _Analysis_assume_lock_not_held_(lock) _Internal_lock_not_held_((void*)(&(lock)))
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#define _Analysis_assume_same_lock_(lock1, lock2) _Internal_same_lock_((void*)(&(lock1)), (void*)(&(lock2)))
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/*
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* _Function_ignore_lock_checking_ may be deprecated in future versions of SAL
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*/
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#define _Function_ignore_lock_checking_(lock) _SAL2_Source_(_Function_ignore_lock_checking_, (lock), _Pre_ _SA_annotes1(SAL_ignore_lock_match,lock))
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extern _Function_ignore_lock_checking_(*plock) void _Internal_suppress_lock_checking_(void* plock);
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/*
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* _Analysis_suppress_lock_checking_ may be deprecated in future versions of SAL
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*/
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#define _Analysis_suppress_lock_checking_(lock) _Internal_suppress_lock_checking_((void*)(&(lock)));
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#define _Benign_race_begin_ __pragma(warning(push)) __pragma(warning(disable:26100 26101 26150 26130 26180 26131 26181 28112))
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#define _Benign_race_end_ __pragma(warning(pop))
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#define _No_competing_thread_begin_ __pragma(warning(push)) __pragma(warning(disable:26100 26101 26150 26101 26151 26110 26160 26130 26180 26131 26181 28112))
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#define _No_competing_thread_end_ __pragma(warning(pop))
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/*
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* lock kinds
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*/
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#define _Has_lock_kind_(kind) _SAL2_Source_(_Has_lock_kind_, (kind), _SA_annotes1(SAL_has_lock_property,#kind))
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/*
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* Old spelling
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* Note: the old version may be deprecated in the future!!!
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*/
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extern int __system_interlock;
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extern int __system_cancel_spinlock;
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extern int __system_critical_region;
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#define __guarded_by(lock) _SAL1_1_Source_(__guarded_by, (lock), _SA_annotes1(SAL_guarded_by,lock))
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#define __write_guarded_by(lock) _SAL1_1_Source_(__write_guarded_by, (lock), _SA_annotes1(SAL_write_guarded_by,lock))
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#define __interlocked __guarded_by(_Global_interlock_)
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/*
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* caller/callee locking contracts
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*/
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#define __requires_lock_held(lock) _SAL1_1_Source_(__requires_lock_held, (lock), __pre _SA_annotes1(SAL_requires_lock_held,lock))
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#define __requires_exclusive_lock_held(lock) _SAL1_1_Source_(__requires_exclusive_lock_held, (lock), __pre _SA_annotes1(SAL_requires_exclusive_lock_held,lock))
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#define __requires_shared_lock_held(lock) _SAL1_1_Source_(__requires_shared_lock_held, (lock), __pre _SA_annotes1(SAL_requires_shared_lock_held,lock))
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#define __requires_lock_not_held(lock) _SAL1_1_Source_(__requires_lock_not_held, (lock), __pre _SA_annotes1(SAL_requires_lock_not_held,lock))
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#define __requires_no_locks_held _SAL1_1_Source_(__requires_no_locks_held, (), __pre _SA_annotes0(SAL_requires_no_locks_held))
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/*
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* acquire/release locking side effects
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*/
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#define __acquires_lock(lock) _SAL1_1_Source_(__acquires_lock, (lock), __post _SA_annotes1(SAL_acquires_lock,lock))
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#define __acquires_exclusive_lock(lock) _SAL1_1_Source_(__acquires_exclusive_lock, (lock), __post _SA_annotes1(SAL_acquires_exclusive_lock,lock))
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#define __acquires_shared_lock(lock) _SAL1_1_Source_(__acquires_shared_lock, (lock), __post _SA_annotes1(SAL_acquires_shared_lock,lock))
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#define __releases_lock(lock) _SAL1_1_Source_(__releases_lock, (lock), __post _SA_annotes1(SAL_releases_lock,lock))
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#define __releases_exclusive_lock(lock) _SAL1_1_Source_(__releases_exclusive_lock, (lock),__post _SA_annotes1(SAL_releases_exclusive_lock,lock))
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#define __releases_shared_lock(lock) _SAL1_1_Source_(__releases_shared_lock, (lock), __post _SA_annotes1(SAL_releases_shared_lock,lock))
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/*
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* lock properties
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* The following kind options are supported:
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* __has_lock_property(MUTEX)
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* __has_lock_property(EVENT)
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* __has_lock_property(SEMAPHORE)
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* __has_lock_property(OTHER_HANDLE)
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* __has_lock_property(REENTRANT)
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* __has_lock_property(NON_REENTRANT)
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*/
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#define __has_lock_property(kind) _SAL1_1_Source_(__has_lock_property, (kind), _SA_annotes1(SAL_has_lock_property,#kind))
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/*
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* lock level
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*/
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#define __declare_lock_level(level) _Internal_create_CSAL_identifier_(level)
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#define __has_lock_level(level) _SAL1_1_Source_(__has_lock_level, (level), _SA_annotes1(SAL_has_lock_level,#level))
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#define __internal_lock_level_order(a,b) _SAL1_1_Source_(__internal_lock_level_order, (a,b), _SA_annotes2(SAL_lock_level_order,#a,#b))
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#define CSALCAT1(x,y) x##y
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#define CSALCAT2(x,y) CSALCAT1(x,y)
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#define __lock_level_order(a,b) \
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extern __internal_lock_level_order(a,b) void __sal_order_##a##_##b(__in_z char*a, __in_z char*b); \
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static __inline void CSALCAT2(CSAL_LockOrder,__COUNTER__)(void){__sal_order_##a##_##b(#a,#b);}
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/*
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* threading context
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*/
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#define __no_competing_thread _SAL1_1_Source_(__no_competing_thread, (), __pre _SA_annotes0(SAL_no_competing_thread))
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/*
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* refinement and suppression
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*/
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extern __acquires_lock(*plock) void __internal_acquires_lock(void* plock);
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extern __releases_lock(*plock) void __internal_releases_lock(void* plock);
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#define __analysis_assume_lock_acquired(lock) __internal_acquires_lock((void*)(&(lock)))
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#define __analysis_assume_lock_released(lock) __internal_releases_lock((void*)(&(lock)))
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#define __function_ignore_lock_checking(lock) _SAL1_1_Source_(__function_ignore_lock_cleanup, (lock), __pre _SA_annotes1(SAL_ignore_lock_match,lock))
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extern __function_ignore_lock_checking(*plock) void __internal_suppress_lock_checking(void* plock);
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#define __analysis_suppress_lock_checking(lock) __internal_suppress_lock_checking((void*)(&(lock)));
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#define BENIGN_RACE_BEGIN __pragma(warning(push)) __pragma(warning(disable:26100 26150 26130 26180 26131 26181))
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#define BENIGN_RACE_END __pragma(warning(pop))
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#define NO_COMPETING_THREAD_BEGIN __pragma(warning(push)) __pragma(warning(disable:26100 26150 26101 26151 26110 26160 26130 26180 26131 26181))
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#define NO_COMPETING_THREAD_END __pragma(warning(pop))
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#else
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#ifndef _Interlocked_operand_
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#define _Interlocked_operand_
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#endif
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#define _Guarded_by_(lock)
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#define _Write_guarded_by_(lock)
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#define _Interlocked_
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#define _Requires_lock_held_(lock)
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#define _Requires_exclusive_lock_held_(lock)
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#define _Requires_shared_lock_held_(lock)
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#define _Requires_lock_not_held_(lock)
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#define _Requires_no_locks_held_
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#define _Acquires_lock_(lock)
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#define _Acquires_exclusive_lock_(lock)
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#define _Acquires_shared_lock_(lock)
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#define _Releases_lock_(lock)
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#define _Releases_exclusive_lock_(lock)
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#define _Releases_shared_lock_(lock)
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#define _Acquires_nonreentrant_lock_(lock)
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#define _Releases_nonreentrant_lock_(lock)
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#define _Post_same_lock_(lock1,lock2)
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#define _Internal_set_lock_count_(lock, count)
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#define _Create_lock_level_(level)
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#define _Has_lock_level_(level)
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#define _Internal_lock_level_order_(a,b)
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#define _Csalcat1_(x,y)
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#define _Csalcat2_(x,y)
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#define _Lock_level_order_(a,b)
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#define _No_competing_thread_
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#define _Analysis_assume_lock_acquired_(lock)
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#define _Analysis_assume_lock_released_(lock)
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#define _Analysis_assume_lock_held_(lock)
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#define _Analysis_assume_lock_not_held_(lock)
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#define _Analysis_assume_same_lock_(lock1, lock2)
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#define _Function_ignore_lock_checking_(lock)
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#define _Analysis_suppress_lock_checking_(lock)
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#define _Benign_race_begin_ __pragma(warning(push))
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#define _Benign_race_end_ __pragma(warning(pop))
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#define _No_competing_thread_begin_ __pragma(warning(push))
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#define _No_competing_thread_end_ __pragma(warning(pop))
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#define _Has_lock_kind_(kind)
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/*
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* Old spelling: will be deprecated
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*/
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#define __guarded_by(lock)
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#define __write_guarded_by(lock)
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#define __interlocked
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#define __requires_lock_held(lock)
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#define __requires_exclusive_lock_held(lock)
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#define __requires_shared_lock_held(lock)
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#define __requires_lock_not_held(lock)
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#define __requires_no_locks_held
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#define __acquires_lock(lock)
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#define __acquires_exclusive_lock(lock)
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#define __acquires_shared_lock(lock)
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#define __releases_lock(lock)
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#define __releases_exclusive_lock(lock)
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#define __releases_shared_lock(lock)
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#define __has_lock_property(kind)
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#define __declare_lock_level(level)
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#define __has_lock_level(level)
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#define __internal_lock_level_order(a,b)
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#define CSALCAT1(x,y)
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#define CSALCAT2(x,y)
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#define __lock_level_order(a,b)
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#define __no_competing_thread
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#define __analysis_assume_lock_acquired(lock)
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#define __analysis_assume_lock_released(lock)
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#define __function_ignore_lock_checking(lock)
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#define __analysis_suppress_lock_checking(lock)
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#define BENIGN_RACE_BEGIN __pragma(warning(push))
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#define BENIGN_RACE_END __pragma(warning(pop))
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#define NO_COMPETING_THREAD_BEGIN __pragma(warning(push))
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#define NO_COMPETING_THREAD_END __pragma(warning(pop))
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif // CONCURRENCYSAL_H
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