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authorGeoff Keating <geoffk@cygnus.com>2000-02-29 05:21:42 +0000
committerGeoff Keating <geoffk@cygnus.com>2000-02-29 05:21:42 +0000
commit63f791d30309ea038012a135de693721f57edd0f (patch)
tree6c3caf17500aaf82d4d4b61dae45a6cd4918592b /crypt/examples/genpass.c
parent178f833f307e19a72a14be5c7b2e4b964169e1dd (diff)
* Makeconfig (all-subdirs): Add 'crypt' subdirectory. * sysdeps/unix/sysv/linux/configure.in (inhibit_glue): Don't complain if there is no crypt add-on. * crypt/configure: Removed.
* crypt/crypt.texi: Update documentation of US export restrictions to match the 14 Jan 2000 regulations. 2000-02-28 Geoff Keating <geoffk@cygnus.com> * Makeconfig (all-subdirs): Add 'crypt' subdirectory. * sysdeps/unix/sysv/linux/configure.in (inhibit_glue): Don't complain if there is no crypt add-on. * crypt/configure: Removed. * crypt/crypt.texi: Update documentation of US export restrictions to match the 14 Jan 2000 regulations. 2000-02-28 Geoff Keating <geoffk@cygnus.com> * crypt: New subdirectory, merged in from the crypt add-on.
Diffstat (limited to 'crypt/examples/genpass.c')
-rw-r--r--crypt/examples/genpass.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/crypt/examples/genpass.c b/crypt/examples/genpass.c
new file mode 100644
index 0000000000..a7626dbed5
--- /dev/null
+++ b/crypt/examples/genpass.c
@@ -0,0 +1,32 @@
+#include <stdio.h>
+#include <time.h>
+#include <unistd.h>
+#include <crypt.h>
+
+int
+main(void)
+{
+ unsigned long seed[2];
+ char salt[] = "$1$........";
+ const char *const seedchars =
+ "./0123456789ABCDEFGHIJKLMNOPQRST"
+ "UVWXYZabcdefghijklmnopqrstuvwxyz";
+ char *password;
+ int i;
+
+ /* Generate a (not very) random seed.
+ You should do it better than this... */
+ seed[0] = time(NULL);
+ seed[1] = getpid() ^ (seed[0] >> 14 & 0x30000);
+
+ /* Turn it into printable characters from `seedchars'. */
+ for (i = 0; i < 8; i++)
+ salt[3+i] = seedchars[(seed[i/5] >> (i%5)*6) & 0x3f];
+
+ /* Read in the user's password and encrypt it. */
+ password = crypt(getpass("Password:"), salt);
+
+ /* Print the results. */
+ puts(password);
+ return 0;
+}