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