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

Quick Homework, Write three functions in C or C++: one that declares a larg...

Write three functions in C or C++: one that declares a large array statically, one that declares the same large array on the stack, and one that creates the same large array from t

Explain integer literal, Integer literal Integer is numbers without fra...

Integer literal Integer is numbers without fractional parts. e.g. 20       // Decimal 024      // Octal     0x14     // Hexadecimal To indicate long, unsigned,

Ans, A palindrome is a string that reads the same from both the ends. Given...

A palindrome is a string that reads the same from both the ends. Given a string S convert it to a palindrome by doing character replacement. Your task is to convert S to palindrome

Prepare windows shell extension, Prepare Windows Shell Extension Project...

Prepare Windows Shell Extension Project Description: Skills required are C++ Programming, Windows Desktop, Windows API

Program of binary tree, Program of Binary tree: Btree::Btree(int O) : ...

Program of Binary tree: Btree::Btree(int O) : itemsInContainer(0) {     finishInit(O); }   Btree::~Btree(void) {     if( root != 0 )         delete roo

Find out the largest torque, Find out the largest torque: A flat belt...

Find out the largest torque: A flat belt is taken in use to transmit torque from pulley A to pulley B as shown in figure given below. The radius of each pulley is 50mm and co

Describe difference between malloc()/free() & new/delete?, for object, mall...

for object, malloc allocates memory in heap however doesn't invoke object's constructor to initialize the object. new allocates memory & also invokes constructor to initialize the

, Question 1 / 1 You have an N x N chessboard and you wish to place N king...

Question 1 / 1 You have an N x N chessboard and you wish to place N kings on it. Each row and column should contain exactly one king, and no two kings should attack each other (two

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