Memory management by c program, C/C++ Programming

Assignment Help:

Memory management by c program:

Write a program to memory management in c program

unsigned max( unsigned, unsigned );

 

int BaseMemBlocks::allocBlock( size_t sz )

{

    BlockList _FAR *temp = new( max(sz,blockSize) ) BlockList( curBlock-1 );

    if( temp == 0 )

        return 0;

    curBlock = temp+1;

    blockCount++;

    return 1;

}

 

void BaseMemBlocks::freeTo( unsigned term )

{

    PRECONDITION( blockCount >= term );

    while( blockCount > term )

        {

        BlockList _FAR *temp = curBlock-1;

        curBlock = (temp->next)+1;

        delete temp;

        blockCount--;

        }

}

 

void _FAR *MemStack::allocate( size_t sz )

{

    sz = max( 1, sz );

    if( sz > blockSize - curLoc )

        if( allocBlock( sz ) == 0 )

            return 0;

        else

            curLoc = 0;

    void _FAR *temp = block() + curLoc;

    curLoc += sz;

    return temp;

}


Related Discussions:- Memory management by c program

Arrays and pointers, i have an array of structs, and am trying to make a po...

i have an array of structs, and am trying to make a pointer that can point to a certain struct within the array

C++, write a c++ program for minimum shelf downloads

write a c++ program for minimum shelf downloads

Derived data type, Derived Data Type: Array is derived data type to sto...

Derived Data Type: Array is derived data type to store large collection of data of only one data type. int mark[100]; char names[25]; Function: will be discussed early

Super ASCII string cost, A string S is said to be "Super ASCII", if it cont...

A string S is said to be "Super ASCII", if it contains the character frequency equal to their ascii values. String will contain only lower case alphabets (''a''-''z'') and the asci

How does a union differ from a structure, Problem: (a) (i) What is a...

Problem: (a) (i) What is a structure? (ii) How does a structure differ from an array? (b) Declare a structure, called account, that will contain the following data me

Define some important point for bit fields with structures, Define some Imp...

Define some Important Point for bit fields with structures? Only n lower bits will be assigned to an n bit number thus type cannot take values larger than 15 (4 bits long)

C++ code, write c++ programm calculate electricity bill with person name,us...

write c++ programm calculate electricity bill with person name,use ,id

C program to create a file student.dat, Program is to create a file student...

Program is to create a file student.dat: Program is to create a file student.dat which contains all name, roll_no,marks(5 sub) and percentage   class student    {

What is abstraction?, What is abstraction? - Simplified view of an obje...

What is abstraction? - Simplified view of an object in user's language is termed as abstraction. - It's the simplest, well-defined interface to an object in OO and C++ which

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd