move drivers/random SHA implementation to libutil and header to <minix/sha2.h>

drivers/random/Makefile

@@ -1,11 +1,11 @@
 # Makefile for random driver (RANDOM)
 PROG=	random
-SRCS=	main.c random.c sha2.c rijndael_api.c rijndael_alg.c
+SRCS=	main.c random.c rijndael_api.c rijndael_alg.c
 
 .PATH:	${.CURDIR}/aes
 
 DPADD+=	${LIBDRIVER} ${LIBSYS}
-LDADD+=	-ldriver -lsys
+LDADD+=	-ldriver -lsys -lutil
 
 MAN=
 

drivers/random/random.c

@@ -12,7 +12,7 @@ that data into a seed for a psuedo random number generator.
 #include "assert.h"
 
 #include "random.h"
-#include "sha2.h"
+#include <minix/sha2.h>
 #include "aes/rijndael.h"
 
 #define N_DERIV	16

include/Makefile

@@ -24,7 +24,7 @@ INCS+=	minix/a.out.h minix/bitmap.h minix/callnr.h minix/cdrom.h \
 	minix/sys_config.h minix/sysinfo.h minix/syslib.h \
 	minix/sysutil.h minix/tty.h minix/type.h minix/types.h \
 	minix/u64.h minix/vfsif.h minix/vm.h \
-	minix/compiler.h minix/compiler-ack.h
+	minix/compiler.h minix/compiler-ack.h minix/sha2.h
 INCS+=	net/hton.h net/if.h net/ioctl.h net/netlib.h
 INCS+=	net/gen/arp_io.h net/gen/dhcp.h net/gen/ether.h \
 	net/gen/eth_hdr.h net/gen/eth_io.h net/gen/icmp.h \

lib/libutil/Makefile

@@ -4,6 +4,6 @@ CPPFLAGS+=-O -D_MINIX -D_POSIX_SOURCE
 
 LIB=	util
 
-SRCS=	openpty.c
+SRCS=	openpty.c sha2.c
 
 .include <minix.lib.mk>

lib/libutil/sha2.c

@@ -40,7 +40,7 @@
 /* #include <sys/time.h> */
 /* #include <sys/systm.h> */
 /* #include <machine/endian.h> */
-#include "sha2.h"
+#include <minix/sha2.h>
 
 /*
  * ASSERT NOTE: