configure.ac: add handling for --enable-rng-bank, and add it to the all-crypto feature set.

Author: douzzer

configure.ac

@@ -1428,6 +1428,7 @@ then
     test "$enable_md5" = "" && enable_md5=yes
     test "$enable_anon" = "" && enable_anon=yes
     test "$enable_ssh" = "" && test "$enable_hmac" != "no" && enable_ssh=yes
+    test "$enable_rng_bank" = "" && enable_rng_bank=yes
 
     # the compiler optimizer generates a weird out-of-bounds bss reference for
     # find_hole() in the FP_ECC implementation.
@@ -2208,6 +2209,19 @@ then
     AM_CFLAGS="$AM_CFLAGS -DWC_NO_RNG"
 fi
 
+AC_ARG_ENABLE([rng-bank],
+    [AS_HELP_STRING([--enable-rng-bank],[Enable compiling and using RNG banks (default: disabled)])],
+    [ ENABLED_RNG_BANK=$enableval ],
+    [ ENABLED_RNG_BANK=$KERNEL_MODE_DEFAULTS ]
+    )
+
+if test "$ENABLED_RNG_BANK" = "yes"
+then
+    AS_IF([test "$ENABLED_RNG" = "no"],
+    AC_MSG_ERROR([--enable-rng-bank requires --enable-rng]))
+    AM_CFLAGS="$AM_CFLAGS -DWC_RNG_BANK_SUPPORT"
+fi
+
 
 # DTLS-SCTP
 AC_ARG_ENABLE([sctp],