csstats.dat reader

readstats.c

/********************************* 
 *
 *  readstats
 *      Convert csstats.dat to CSV format
 *
 *  usage:
 *      ./readstats ./path/to/csstats.dat
 *
 *********************************/
 
#include <stdio.h>
#include <stdlib.h>
#define VERSION 11
#define die(msg) {fputs(msg,stderr);exit(1);}
 
char * read_string(FILE * fp)
{
	unsigned short l; char * s;
	if(fread(&l, 2, 1, fp) < 1) die("fread() failed\n");
	if(l == 0) exit(fclose(fp));
	s = malloc(l);
	if(fread(s, 1, l, fp) < l) die("fread() failed\n");
	return s;
}
 
int main(int argc, char ** argv)
{
	FILE * fp; short v; unsigned short i; unsigned int a[20], n;
	if(argc != 2) die("usage: readstats ./path/to/csstats.dat\n");
	if((fp=fopen(argv[1],"rb")) == NULL) die("fopen() failed\n");
	if(fread(&v, 2, 1, fp) < 1) die("fread() failed\n");
	if(v != VERSION) die("Version incorrect\n");
	for(n = 1; ; n++){
		printf("%d\t%s\t", n, read_string(fp)); /* Rank, Name */
		printf("%s\t", read_string(fp));        /* SteamID */
		if(fread(a, 4, 20, fp) < 20) die("fread() failed\n");
		for(i= 0; i<11; i++) printf("%d\t", a[i]);
		for(i=12; i<18; i++) printf("%d\t", a[i]);
		printf("%d\n", a[18]);
	}
	return 0;
}