security-and-privacy/gnupg
security-and-privacy/gnupg
1
0
Fork 0
mirror of git://git.gnupg.org/gnupg.git synced 2025-07-02 22:46:30 +02:00
Code Activity

NT version compiles

Browse source
This commit is contained in:
Werner Koch 1998-01-05 19:13:15 +00:00
parent b7bdef0834
commit e1117ae4a1
14 changed files with 380 additions and 138 deletions
Download patch file Download diff file Expand all files Collapse all files

25
cipher/random.c
View file

@ -40,7 +40,6 @@ static struct cache cache[3];
#define MASK_LEVEL(a) do {if( a > 2 ) a = 2; else if( a < 0 ) a = 0; } while(0)
static int open_device( const char *name, int minor );
static void fill_buffer( byte *buffer, size_t length, int level );
/****************
@ -70,6 +69,7 @@ get_random_byte( int level )
#ifdef HAVE_DEV_RANDOM
static int
open_device( const char *name, int minor )
@ -149,3 +149,26 @@ the OS a chance to collect more entropy! (Need %d more bytes)\n", length );
} while( length );
}
#else /* not HAVE_DEV_RANDOM */
static void
fill_buffer( byte *buffer, size_t length, int level )
{
static int initialized=0;
if( !initialized ) {
log_info("warning: using insecure random number generator!!\n");
tty_printf("The random number generator is only a kludge to let\n"
"it compile - it is in no way a strong RNG!\n\n"
"DON'T USE ANY DATA GENERATED BY THIS PROGRAM!!\n\n");
initialized=1;
srand(make_timestamp()*getpid());
}
while( length-- )
*buffer++ = ((unsigned)(1 + (int) (256.0*rand()/(RAND_MAX+1.0)))-1);
}
#endif