#include <stdio.h>
#include <string.h>
 
int main(int argc, char *argv[])
{
    FILE *fp;
        int x = 1,i=0;
        //char str[]="this:is:a:test:of:string:tokenizing";
        char *str1;
    char ch;
    char str[1000];
     
     fp = fopen("msg.txt","r");
    while(1) 
    {
         ch = fgetc ( fp ) ;
        str[i]=ch;
        i++;
         if( ch == EOF )
           break ;
        // printf ( "%c", str ) ; 
     }
        /* print what we have so far */
        //printf("String: %s\n", str);
 
        /* extract first string from string sequence */
        str1 = strtok(str, ",");
 
        /* print first string after tokenized */
        printf("%i: %s\n", x++, str1);

    
 
        /* loop until finishied */
        while (1)
        {
                /* extract string from string sequence */
                str1 = strtok(NULL, ",");
 
                /* check if there is nothing else to extract */
                if (str1 == NULL)
                {
                        printf("Tokenizing complete\n");
                        exit(0);
                }
 
                /* print string after tokenized */
                printf("%i: %s\n", x, str1);
                x++;
        }
 
        return 0;
 
}

1: 9633
2: CISM_CISM_RECV_REVERSAL_ORDER_ID
3: 250
4: 123
5: Nreq
6: 6
7: Refer Note 1
8: Not periodic
9: Bottom to Top
10: Req
11: HOST_CIU