/* create.c (GPL)*/
/* Hironobu SUZUKI <hironobu@h2np.net> */
#include <stdio.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <fcntl.h>
#include <unistd.h>
#include <time.h>
#include <stdlib.h>
#define MAXN 4096
#define MAXFSIZE 1024 * 192
char wbuf[MAXFSIZE];
static int filecount = 0;
void makedir(char *dir1);
void changedir(char *dir);
void create_file(char *filename);
extern int box_muler(int, int);
int startc = 0;
int main(int ac, char *av[])
{
int i = 0;
int j = 0;
int k = 0;
int l = 0;
char dir1[MAXN];
char dir2[MAXN];
char dir3[MAXN];
char filename[MAXN];
time_t t;
int maxfiles = 0xFFFFFF;
int createfiles = 0;
if (ac > 1) {
sscanf(av[1], "%x", &maxfiles);
if (maxfiles == 0) {
printf("maxfile argument error (0 value)\n");
exit(1);
}
}
time(&t);
srandom((unsigned int)getpid() ^
(((unsigned int)t << 16) | (unsigned int)t >> 16));
printf("Create files\n");
for (i = 0; i < 0xFF; i++) {
sprintf(dir1, "%2.2x", i);
makedir(dir1);
changedir(dir1);
for (j = 0; j < 0xFF; j++) {
sprintf(dir2, "%2.2x", j);
makedir(dir2);
changedir(dir2);
for (k = 0; k < 0xFF; k++) {
sprintf(dir3, "%2.2x", k);
makedir(dir3);
changedir(dir3);
for (l = 0; l < 0xFF; l++) {
sprintf(filename, "%s%s%s%2.2x", dir1,
dir2, dir3, l);
create_file(filename);
if (maxfiles < createfiles++) {
goto end;
}
}
changedir("../");
}
changedir("../");
}
changedir("../");
}
end:
fprintf(stderr, "\nTotal create files: %d\n", filecount);
printf("Done\n");
return 0;
}
int showchar[] = { 124, 47, 45, 92, 124, 47, 45, 92 };
void makedir(char *dir1)
{
if (mkdir(dir1, S_IRWXU) < 0) {
perror(dir1);
exit(1);
}
}
void changedir(char *dir)
{
if (chdir(dir) < 0) {
perror(dir);
exit(1);
}
}
void create_file(char *filename)
{
int fd;
int randomsize;
if ((fd = creat(filename, S_IRWXU)) < 0) {
fprintf(stderr, "\nTotal create files: %d\n", filecount);
perror(filename);
exit(1);
}
if ((randomsize = box_muler(0, MAXFSIZE)) < 0) {
randomsize = MAXFSIZE;
}
if (write(fd, wbuf, randomsize) < 0) {
fprintf(stderr, "\nTotal create files: %d\n", filecount);
perror(filename);
exit(1);
}
filecount++;
close(fd);
}