Function NextKey

Kernel/src/sharedmem.cpp:21–34

    }

    int64_t NextKey(){
        int64_t key = 0;
        while(table[++key]);

        if(key >= tableSize){ // Increase table size
            shared_mem_t** newTable = (shared_mem_t**)kmalloc((tableSize + DEFAULT_TABLE_SIZE) * sizeof(shared_mem_t*));
            memcpy(newTable, table, tableSize * sizeof(shared_mem_t*));

            kfree(table);
            table = newTable;
        }

        return key;
    }

    shared_mem_t* GetSharedMemory(int64_t key){
        if(key < tableSize){