125 lines
3.9 KiB
C
125 lines
3.9 KiB
C
#ifndef RAID0PATTERN_H_
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#define RAID0PATTERN_H_
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#include <common/toolkit/Serialization.h>
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#include "StripePattern.h"
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struct Raid0Pattern;
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typedef struct Raid0Pattern Raid0Pattern;
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static inline void Raid0Pattern_init(Raid0Pattern* this,
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unsigned chunkSize, UInt16Vec* stripeTargetIDs, unsigned defaultNumTargets);
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static inline void Raid0Pattern_initFromChunkSize(Raid0Pattern* this, unsigned chunkSize);
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static inline Raid0Pattern* Raid0Pattern_construct(
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unsigned chunkSize, UInt16Vec* stripeTargetIDs, unsigned defaultNumTargets);
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static inline Raid0Pattern* Raid0Pattern_constructFromChunkSize(unsigned chunkSize);
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static inline void Raid0Pattern_uninit(StripePattern* this);
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static inline void __Raid0Pattern_assignVirtualFunctions(Raid0Pattern* this);
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// virtual functions
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extern bool Raid0Pattern_deserializePattern(StripePattern* this, DeserializeCtx* ctx);
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extern size_t Raid0Pattern_getStripeTargetIndex(StripePattern* this, int64_t pos);
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extern uint16_t Raid0Pattern_getStripeTargetID(StripePattern* this, int64_t pos);
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extern void Raid0Pattern_getStripeTargetIDsCopy(StripePattern* this, UInt16Vec* outTargetIDs);
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extern UInt16Vec* Raid0Pattern_getStripeTargetIDs(StripePattern* this);
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extern unsigned Raid0Pattern_getMinNumTargets(StripePattern* this);
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extern unsigned Raid0Pattern_getDefaultNumTargets(StripePattern* this);
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struct Raid0Pattern
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{
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StripePattern stripePattern;
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UInt16Vec stripeTargetIDs;
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unsigned defaultNumTargets;
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};
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/**
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* @param stripeTargetIDs will be copied
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* @param defaultNumTargets default number of targets (0 for app-level default)
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*/
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void Raid0Pattern_init(Raid0Pattern* this,
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unsigned chunkSize, UInt16Vec* stripeTargetIDs, unsigned defaultNumTargets)
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{
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StripePattern_initFromPatternType( (StripePattern*)this, STRIPEPATTERN_Raid0, chunkSize);
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// assign virtual functions
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__Raid0Pattern_assignVirtualFunctions(this);
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// init attribs
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UInt16Vec_init(&this->stripeTargetIDs);
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ListTk_copyUInt16ListToVec( (UInt16List*)stripeTargetIDs, &this->stripeTargetIDs);
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this->defaultNumTargets = defaultNumTargets ? defaultNumTargets : 4;
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}
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/**
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* Note: for deserialization only
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*/
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void Raid0Pattern_initFromChunkSize(Raid0Pattern* this, unsigned chunkSize)
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{
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StripePattern_initFromPatternType( (StripePattern*)this, STRIPEPATTERN_Raid0, chunkSize);
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// assign virtual functions
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__Raid0Pattern_assignVirtualFunctions(this);
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// init attribs
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UInt16Vec_init(&this->stripeTargetIDs);
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}
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/**
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* @param stripeTargetIDs will be copied
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* @param defaultNumTargets default number of targets (0 for app-level default)
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*/
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Raid0Pattern* Raid0Pattern_construct(
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unsigned chunkSize, UInt16Vec* stripeTargetIDs, unsigned defaultNumTargets)
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{
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struct Raid0Pattern* this = os_kmalloc(sizeof(*this) );
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Raid0Pattern_init(this, chunkSize, stripeTargetIDs, defaultNumTargets);
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return this;
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}
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/**
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* Note: for deserialization only
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*/
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Raid0Pattern* Raid0Pattern_constructFromChunkSize(unsigned chunkSize)
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{
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struct Raid0Pattern* this = os_kmalloc(sizeof(*this) );
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Raid0Pattern_initFromChunkSize(this, chunkSize);
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return this;
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}
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void Raid0Pattern_uninit(StripePattern* this)
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{
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Raid0Pattern* thisCast = (Raid0Pattern*)this;
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UInt16Vec_uninit(&thisCast->stripeTargetIDs);
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}
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void __Raid0Pattern_assignVirtualFunctions(Raid0Pattern* this)
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{
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( (StripePattern*)this)->uninit = Raid0Pattern_uninit;
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( (StripePattern*)this)->deserializePattern = Raid0Pattern_deserializePattern;
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( (StripePattern*)this)->getStripeTargetIndex = Raid0Pattern_getStripeTargetIndex;
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( (StripePattern*)this)->getStripeTargetID = Raid0Pattern_getStripeTargetID;
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( (StripePattern*)this)->getStripeTargetIDsCopy = Raid0Pattern_getStripeTargetIDsCopy;
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( (StripePattern*)this)->getStripeTargetIDs = Raid0Pattern_getStripeTargetIDs;
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( (StripePattern*)this)->getMinNumTargets = Raid0Pattern_getMinNumTargets;
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( (StripePattern*)this)->getDefaultNumTargets = Raid0Pattern_getDefaultNumTargets;
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}
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#endif /*RAID0PATTERN_H_*/
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