Jitterentropy TestU01 scenarios

Test the Jitterentropy VFS plugin against the TestU01 Alphabet and
Rabbit batteries.

Ref #48

run/jitterentropy_alphabet.run

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+set test_name "testu01_alphabet"
+
+source ${genode_dir}/repos/world/run/jitterentropy_testu01.inc
+
+run_genode_until "child \"${test_name}\" exited with exit value 0" 600

run/jitterentropy_rabbit.run

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+set test_name "testu01_rabbit"
+
+source ${genode_dir}/repos/world/run/jitterentropy_testu01.inc
+
+run_genode_until "child \"${test_name}\" exited with exit value 0" 1200

run/jitterentropy_testu01.inc

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+#
+# \brief  Jitterentropy TestU01 tests
+# \author Emery Hemingway
+# \date   2015-12-11
+#
+
+#
+# Configuration variables
+#
+# $test_name
+#
+
+set build_components {
+	core init drivers/timer
+	lib/vfs/jitterentropy
+}
+
+lappend build_components test/$test_name
+
+build $build_components
+
+create_boot_directory
+
+set config {
+<config>
+	<parent-provides>
+		<service name="CAP"/>
+		<service name="CPU"/>
+		<service name="LOG"/>
+		<service name="PD"/>
+		<service name="RAM"/>
+		<service name="RM"/>
+		<service name="ROM"/>
+		<service name="SIGNAL"/>
+	</parent-provides>
+	<default-route>
+		<any-service> <parent/> <any-child/> </any-service>
+	</default-route>
+	<start name="timer">
+		<resource name="RAM" quantum="1M"/>
+		<provides> <service name="Timer"/> </provides>
+	</start>
+	<start name="}
+append config $test_name
+append config {">
+		<exit propagate="yes"/>
+		<resource name="RAM" quantum="1G"/>
+		<config file="/jitterentropy">
+			<libc stdout="/log" stderr="/log">
+				<vfs> <log/> <jitterentropy/> </vfs>
+			</libc>
+		</config>
+	</start>
+</config>
+}
+
+install_config $config
+
+# generic modules
+set boot_modules {
+	core init timer
+	ld.lib.so libc.lib.so libm.lib.so
+	vfs_jitterentropy.lib.so
+}
+
+lappend boot_modules $test_name
+
+build_boot_image $boot_modules
+
+append qemu_args " -nographic"
+
+# vi: set ft=tcl :

src/test/testu01_alphabet/main.cc

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+#include <base/attached_rom_dataspace.h>
+#include <base/component.h>
+#include <base/log.h>
+
+extern "C" {
+#include "bbattery.h"
+}
+
+void Component::construct(Genode::Env &env)
+{
+	using namespace Genode;
+
+	Attached_rom_dataspace config_rom(env, "config");
+	Xml_node const config = config_rom.xml();
+
+	enum {
+		    MIN_NBITS = 500,
+		DEFAULT_NBITS = 1U << 20
+	};
+
+	unsigned nbits = max((unsigned)MIN_NBITS,
+	                     config.attribute_value("nbits", (unsigned)DEFAULT_NBITS));
+	String<128> file;
+
+	try {
+		config.attribute("file").value(&file);
+	} catch (...) {
+		error("'file' not declared in config");
+		env.parent().exit(~0);
+		return;
+	}
+
+	bbattery_AlphabitFile((char *)file.string(), nbits);
+
+	env.parent().exit(0);
+}

src/test/testu01_alphabet/target.mk

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+TARGET = testu01_alphabet
+LIBS  += testu01 libc libm
+SRC_CC = main.cc

src/test/testu01_rabbit/main.cc

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+#include <base/attached_rom_dataspace.h>
+#include <base/component.h>
+#include <base/log.h>
+
+extern "C" {
+#include "gdef.h"
+#include "swrite.h"
+#include "bbattery.h"
+}
+
+/* This is a big one */
+Genode::size_t Component::stack_size() { return 64*1024*sizeof(Genode::addr_t); }
+
+void Component::construct(Genode::Env &env)
+{
+	using namespace Genode;
+
+	Attached_rom_dataspace config_rom(env, "config");
+	Xml_node const config = config_rom.xml();
+
+	enum {
+		    MIN_NBITS = 500,
+		DEFAULT_NBITS = 1U << 20
+	};
+
+	unsigned nbits = max((unsigned)MIN_NBITS,
+	                     config.attribute_value("nbits", (unsigned)DEFAULT_NBITS));
+	String<128> file;
+
+	try {
+		config.attribute("file").value(&file);
+	} catch (...) {
+		error("'file' not declared in config");
+		env.parent().exit(~0);
+		return;
+	}
+
+	bbattery_RabbitFile((char *)file.string(), nbits);
+
+	env.parent().exit(0);
+}

src/test/testu01_rabbit/target.mk

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+TARGET = testu01_rabbit
+LIBS  += testu01 libc libm
+SRC_CC = main.cc