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

Areaundercurve, Write a program to find the area under the curve y = f(x) b...

Write a program to find the area under the curve y = f(x) between x = a and x = b, integrate y = f(x) between the limits of a and b. The area under a curve between two points can b

Explain bit-wise operators, Bit-wise Operators Some applications requir...

Bit-wise Operators Some applications require operations to be done on dissimilar bits of a byte separately. Bit-wise operators offer a facility to do just that. There are vario

.program, Write a c++ program to find the sum of 0.123 ??103 and 0.456 ??10...

Write a c++ program to find the sum of 0.123 ??103 and 0.456 ??102 and write the result in three significant digits

Explain union, Unions A union is also like a structure, except that onl...

Unions A union is also like a structure, except that only single variable in the union is stored in the allocated memory at a time. It is a collection of mutually exclusive var

C Programming, Develop a function to calculate sum of n even integers start...

Develop a function to calculate sum of n even integers starting from a given even integer

Class and object, write a class player that contain attributes for the play...

write a class player that contain attributes for the player,s name,average and team

Type compatibility, Define  T y pe c o m p a t i b i li t y? ...

Define  T y pe c o m p a t i b i li t y? T o a s s i g n i n t t o s m a l l i n t t h e v a r i a b l e should b e

Explain string constants in c language - escape sequences, Explain string c...

Explain string constants in c language - Escape Sequences? Illustrations are "945", "hello", "well done", "5+3". The character constant (example 'x') isn't equivalent to the st

Fundamental input - output routines getc and putc, Access to the channel/de...

Access to the channel/devices is achieved by means of general purpose I/O routines Theses are standard functions described in stdio.h header file namely getc and putc. Getc and put

Pointers, Pointers are just numbers, representing addresses in memory. You ...

Pointers are just numbers, representing addresses in memory. You can add to and subtract from pointers, for instance. It is pretty easy to make mistakes with pointer math, however,

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