68 行
2.2 KiB
C
68 行
2.2 KiB
C
#ifndef cmHashTbl_h
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#define cmHashTbl_h
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#ifdef __cplusplus
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extern "C" {
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#endif
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enum
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{
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kOkHtRC,
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kLHeapFailHtRC,
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kHashFaultHtRC,
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kInvalidIdHtRC
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};
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typedef cmRC_t cmHtRC_t;
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typedef cmHandle_t cmHashTblH_t;
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extern cmHashTblH_t cmHashTblNullHandle;
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cmHtRC_t cmHashTblCreate( cmCtx_t* ctx, cmHashTblH_t* hp, unsigned bucketCnt );
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cmHtRC_t cmHashTblDestroy( cmHashTblH_t* hp );
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bool cmHashTblIsValid( cmHashTblH_t h );
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// cmhashTblStoreBase() is the canonical store function.
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// Set 'staticFl' to true if the value does not need to be reallocated
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// and copied into the internal storage space.
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// Returns a value which uniquely identifies the value. If a unique
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// identifier cannot be generated then the function returns cmInvalidId
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// and sets the hash table error code to kHashFaultRC.
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unsigned cmHashTblStoreBase( cmHashTblH_t h, void* v, unsigned byteCnt, bool staticFl );
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unsigned cmHashTblStore( cmHashTblH_t h, void* v, unsigned byteCnt );
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unsigned cmHashTblStoreStatic( cmHashTblH_t h, void* v, unsigned byteCnt );
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unsigned cmHashTblStoreStr( cmHashTblH_t h, const cmChar_t* s );
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unsigned cmhashTblStoreStaticStr( cmHashTblH_t h, const cmChar_t* s );
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unsigned cmHashTblStoreV( cmHashTblH_t h, const cmChar_t* fmt, va_list vl );
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unsigned cmHashTblStoreF( cmHashTblH_t h, const cmChar_t* fmt, ... );
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// Given a value find an id.
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unsigned cmHashTblId( cmHashTblH_t h, const void* value, unsigned byteCnt );
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unsigned cmHashTblStrToId( cmHashTblH_t h, const cmChar_t* str );
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// Returns NULL if no value is associated with 'id'.
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// 'byteCntRef' is optional.
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const void* cmHashTblValue( cmHashTblH_t h, unsigned id, unsigned* byteCntRef );
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// Wrapper around cmHashTblValue() which assumes that the stored value is a
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// zero terminated string.
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const cmChar_t* cmHashTblStr( cmHashTblH_t h, unsigned id );
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// Remove a value.
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cmHtRC_t cmHashTblRemove( cmHashTblH_t h, unsigned id );
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// Return the last error id generated by the cmHashTbl object.
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cmHtRC_t cmHashTblLastRC( cmHashTblH_t h );
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void cmHashTblReport( cmHashTblH_t h, cmRpt_t* rpt );
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cmHtRC_t cmHashTblTest( cmCtx_t* ctx );
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#ifdef __cplusplus
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}
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#endif
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#endif
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