Assignment1Header

//OOP244A Assignment 1: ISBN Processor - Procedural Version
//ISBNPrefix.h
//Moshe Tenenbaum
//Last modified: September 25, 2011


struct ISBNParts
{
        char area[6];  //extra space for nullbyte
        char publisher[8];
        char title[7];
}

FILE* open(const char filename[]);

int isRegistered(FILE* fp, int area);

int minNoDigits(FILE* fp, int area);

int isRegistered(FILE* fp, int area, const char publisher[]);

int close(FILE* fp);