DSSetHSzClr - calculation of the memory size

Hi, I'm changing the size of the array of clusters within the DLL. In C code, the table of clusters is defined:

typedef struct {
    int32_t dimSize;
    double Item[1];
    } DataArray;
typedef DataArray **DataArrayPtr;

typedef struct {
    LStrHandle Name;
    LStrHandle String;
    double Type;
    DataArrayPtr Data;
    } Cluster;

typedef struct {
    int32_t dimSize;
    Cluster Variable[1];
    } Buffer;
typedef Buffer **BufferPtr;

In the public Service, the cluster table looks like:

I would add lets say a new element to the Bay of cluster using the function DSSetHSzClr described example here . I'm trying to follow the instructions on the link of the wash , however, I'm not able to calculate the correct size of the new block of memory. Could someone help me to do so and explain the solution...


Tags: NI Software

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