root/vowfsc/xdelta.c

#include "xdelta3.h"
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>

int main(int argc, char **argv){
        char *string1=strdup("Most folks are about as happy as they make up their minds to be.");
        char *string2=strdup("The secret of happiness is to make others believe they are the cause of it.");
        
        int string1_len=strlen(string1);
        int string2_len=strlen(string2);

        printf("String 1: %s(%i)\n",string1,string1_len);
        printf("String 2: %s(%i)\n",string2,string2_len);

        char *diff=malloc(XD3_ALLOCSIZE);
        int diff_len;

        xd3_encode_memory(string2, string2_len,
                          string1, string1_len,
                          diff, &diff_len, XD3_ALLOCSIZE,
                          0);
        
        char *output=malloc(XD3_ALLOCSIZE);
        int output_len;
        
        printf("Diff( String2 -> String1 ): %s(%i)\n",diff,diff_len);
        
        xd3_decode_memory(diff, diff_len,
                          string2, string2_len,
                          output, &output_len, XD3_ALLOCSIZE,
                          0);
        
        printf("Output( Diff -> String2 ): %s(%i)\n",output,output_len);

        xd3_decode_memory(diff, diff_len,
                          string1, string1_len,
                          output, &output_len, XD3_ALLOCSIZE,
                          0);
        
        printf("Output( Diff -> String1 ): %s(%i)\n",output,output_len);



        free(string1);
        free(string2);
        free(diff);
        free(output);
        return 0;
}