Commented on some size calculations.

This commit is contained in:
Guus Sliepen 2000-08-18 11:17:09 +00:00
parent d2c062a0a4
commit 5c78e158d4

View file

@ -17,7 +17,7 @@
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
$Id: encr.c,v 1.12.4.3 2000/08/17 16:51:07 guus Exp $
$Id: encr.c,v 1.12.4.4 2000/08/18 11:17:09 guus Exp $
*/
#include "config.h"
@ -61,8 +61,8 @@ int key_inited = 0, encryption_keylen;
mpz_t my_private_key, my_public_key, generator, shared_prime;
int my_key_expiry = (time_t)(-1);
static char* mypassphrase;
static int mypassphraselen;
char* mypassphrase;
int mypassphraselen;
int char_hex_to_bin(int c)
{
@ -118,12 +118,14 @@ cp
syslog(LOG_ERR, _("Illegal passphrase in %s; size would be %d"), filename, size);
return -1;
}
size >>= 2; /* bits->nibbles */
pp = xmalloc(size+2);
fgets(pp, size+1, f);
/* Hmz... hackish... strange +1 and +2 stuff... I really like more comments on those alignment thingies! */
pp = xmalloc(size/4 + 1); /* Allocate enough for fgets */
fgets(pp, size/4 + 1, f); /* Read passhrase and reserve one byte for end-of-string */
fclose(f);
*out = xmalloc(size);
*out = xmalloc(size/8 + 2); /* Allocate enough bytes, +1 for rounding if bits%8 != 0, +1 for 2-byte alignment */
cp
return str_hex_to_bin(*out, pp);
}