1997/0614/port/devcons.c (diff list | history)

1997/0614/sys/src/9/port/devcons.c:963,968 – 1997/0616/sys/src/9/port/devcons.c:963,969 (short | long | prev | next)
1997/0327		randomread(void *xp, ulong n)
1995/0910		{
1997/0327		uchar *e, *p;
1997/0616		ulong x;
1997/0327		p = xp;
1995/0910
1997/0614/sys/src/9/port/devcons.c:980,987 – 1997/0616/sys/src/9/port/devcons.c:981,995
1995/0910		rb.wakeme = 0; continue; }
1997/0614		rb.randn = rb.randn*1103515245 + 12345 + *rb.rp; *p++ = rb.randn;
1997/0616		/* * beating clocks will be precictable if * they are synchronized. Use a cheap pseudo * random number generator to obscure any cycles. */ x = rb.randn*1103515245 ^ *rb.rp; *p++ = rb.randn = x;
1995/1023		if(rb.rp+1 == rb.ep) rb.rp = rb.buf; else