2025-08-10 01:34:16 +02:00

90 lines
2.4 KiB
C

#ifndef INT64CPYVEC_H_
#define INT64CPYVEC_H_
#include <common/toolkit/list/Int64CpyList.h>
/**
* Note: Derived from the corresponding list. Use the list iterator for read-only access
*/
struct Int64CpyVec;
typedef struct Int64CpyVec Int64CpyVec;
static inline void Int64CpyVec_init(Int64CpyVec* this);
static inline void Int64CpyVec_uninit(Int64CpyVec* this);
static inline void Int64CpyVec_append(Int64CpyVec* this, int64_t value);
static inline size_t Int64CpyVec_length(Int64CpyVec* this);
static inline void Int64CpyVec_clear(Int64CpyVec* this);
// getters & setters
static inline int64_t Int64CpyVec_at(Int64CpyVec* this, size_t index);
struct Int64CpyVec
{
Int64CpyList Int64CpyList;
int64_t** vecArray;
size_t vecArrayLen;
};
void Int64CpyVec_init(Int64CpyVec* this)
{
Int64CpyList_init( (Int64CpyList*)this);
this->vecArrayLen = 4;
this->vecArray = (int64_t**)os_kmalloc(
this->vecArrayLen * sizeof(int64_t*) );
}
void Int64CpyVec_uninit(Int64CpyVec* this)
{
kfree(this->vecArray);
Int64CpyList_uninit( (Int64CpyList*)this);
}
void Int64CpyVec_append(Int64CpyVec* this, int64_t value)
{
PointerListElem* lastElem;
int64_t* lastElemValuePointer;
Int64CpyList_append( (Int64CpyList*)this, value);
// check if we have enough buffer space for new elem
if(Int64CpyList_length( (Int64CpyList*)this) > this->vecArrayLen)
{ // double vector array size (create new, copy, exchange, delete old)
int64_t** newVecArray =
(int64_t**)os_kmalloc(this->vecArrayLen*sizeof(int64_t*)*2);
memcpy(newVecArray, this->vecArray, this->vecArrayLen*sizeof(int64_t*) );
kfree(this->vecArray);
this->vecArrayLen = this->vecArrayLen * 2;
this->vecArray = newVecArray;
}
// get last elem and add the valuePointer to the array
lastElem = PointerList_getTail( (PointerList*)this);
lastElemValuePointer = (int64_t*)lastElem->valuePointer;
(this->vecArray)[Int64CpyList_length( (Int64CpyList*)this)-1] = lastElemValuePointer;
}
size_t Int64CpyVec_length(Int64CpyVec* this)
{
return Int64CpyList_length( (Int64CpyList*)this);
}
int64_t Int64CpyVec_at(Int64CpyVec* this, size_t index)
{
BEEGFS_BUG_ON_DEBUG(index >= Int64CpyVec_length(this), "Index out of bounds");
return *(this->vecArray[index]);
}
void Int64CpyVec_clear(Int64CpyVec* this)
{
Int64CpyList_clear( (Int64CpyList*)this);
}
#endif /*INT64CPYVEC_H_*/