/*
- $Id: unix.c,v 1.6 2010-02-28 22:29:16 didg Exp $
Copyright (c) 2010 Frank Lahm <franklahm@gmail.com>
This program is free software; you can redistribute it and/or modify
#include <sys/stat.h>
#include <fcntl.h>
#include <dirent.h>
+#include <sys/time.h>
+#include <time.h>
#include <atalk/adouble.h>
#include <atalk/ea.h>
return strerror(errno);
}
+/*!
+ * Takes a buffer with a path, strips slashs, returns basename
+ *
+ * @param p (rw) path
+ * path may be
+ * "[/][dir/[...]]file"
+ * or
+ * "[/][dir/[...]]dir/[/]"
+ * Result is "file" or "dir"
+ *
+ * @returns pointer to basename in path buffer, buffer is possibly modified
+ */
+char *stripped_slashes_basename(char *p)
+{
+ int i = strlen(p) - 1;
+ while (i > 0 && p[i] == '/')
+ p[i--] = 0;
+ return (strrchr(p, '/') ? strrchr(p, '/') + 1 : p);
+}
+
/*!
* @brief symlink safe chdir replacement
*
return 0;
}
+
+/*!
+ * Store n random bytes an buf
+ */
+void randombytes(void *buf, int n)
+{
+ char *p = (char *)buf;
+ int fd, i;
+ struct timeval tv;
+
+ if ((fd = open("/dev/urandom", O_RDONLY)) != -1) {
+ /* generate from /dev/urandom */
+ if (read(fd, buf, n) != n) {
+ close(fd);
+ fd = -1;
+ } else {
+ close(fd);
+ /* fd now != -1, so srandom wont be called below */
+ }
+ }
+
+ if (fd == -1) {
+ gettimeofday(&tv, NULL);
+ srandom((unsigned int)tv.tv_usec);
+ for (i=0 ; i < n ; i++)
+ p[i] = random() & 0xFF;
+ }
+
+ return;
+}