port of PCG random number generator library
http://www.pcg-random.org/ http://www.pcg-random.org/using-pcg-c.html Ref #2477 Fix #2499
This commit is contained in:
Emery Hemingway
Christian Helmuth
parent
1fce8d0d74
commit
2c4f0e5505
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/*
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* \brief Integer definitons for PCG
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* \author Emery Hemingway
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* \date 2017-08-18
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*/
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/*
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* Copyright (C) 2017 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU Affero General Public License version 3.
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*/
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#ifndef __INCLUDE__PCG_C__GENODE_INTTYPES_H_
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#define __INCLUDE__PCG_C__GENODE_INTTYPES_H_
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#include <base/fixed_stdint.h>
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#ifndef _UINT8_T_DECLARED
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typedef genode_uint8_t uint8_t;
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#define _UINT8_T_DECLARED
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#endif
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#ifndef _UINT16_T_DECLARED
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typedef genode_uint16_t uint16_t;
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#define _UINT16_T_DECLARED
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#endif
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#ifndef _UINT32_T_DECLARED
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typedef genode_uint32_t uint32_t;
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#define _UINT32_T_DECLARED
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#endif
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#ifndef _UINT64_T_DECLARED
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typedef genode_uint64_t uint64_t;
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#define _UINT64_T_DECLARED
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#endif
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#ifndef _INTPTR_T_DECLARED
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typedef unsigned long intptr_t;
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#define _INTPTR_T_DECLARED
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#endif
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#endif
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INC_DIR += \
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$(call select_from_ports,pcg-c)/include/pcg-c \
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$(call select_from_repositories,/include/pcg-c) \
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include $(REP_DIR)/lib/import/import-libpcg_random.mk
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PCG_SRC_DIR = $(call select_from_ports,pcg-c)/src/lib/pcg-c/src
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CC_OPT += -std=c99
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pcg_srcs = $(notdir $(wildcard $(PCG_SRC_DIR)/*-$(1).c))
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SRC_C += $(call pcg_srcs,8)
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SRC_C += $(call pcg_srcs,16)
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SRC_C += $(call pcg_srcs,32)
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SRC_C += $(call pcg_srcs,64)
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# 128bit state generators only available on 64bit platforms
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ifeq ($(filter-out $(SPECS),64bit),)
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SRC_C += $(call pcg_srcs,128)
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endif
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vpath %.c $(PCG_SRC_DIR)
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@ -0,0 +1 @@
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f2d29f6c5f6505f8b13f8c5b129abb3496db5885
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LICENSE = Apache
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VERSION = 0.94
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DOWNLOADS = pcg-c.archive
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OWNER = imneme
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REPO = pcg-c
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REV = 03a84f9db5782a3f5a66185836f3db73c832251a
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URL(pcg-c) := https://github.com/$(OWNER)/$(REPO)/archive/$(REV).tar.gz
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SHA(pcg-c) := 4137d821a99fb8b4b5b0ca2285d14ec071305bd2
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DIR(pcg-c) := src/lib/pcg-c
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_dirs: include/pcg-c/pcg_variants.h
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include/pcg-c/pcg_variants.h: src/lib/pcg-c/include/pcg_variants.h
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$(VERBOSE)mkdir -p include/pcg-c
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$(VERBOSE)sed 's/<inttypes.h>/<genode_inttypes.h>/' $< > $@
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#
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# \brief Test of the PCG32 library
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# \author Emery Hemingway
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# \date 2017-08-23
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#
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build "core init test/pcg32"
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create_boot_directory
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install_config {
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<config>
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<parent-provides>
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<service name="ROM"/>
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<service name="IRQ"/>
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<service name="IO_MEM"/>
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<service name="IO_PORT"/>
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<service name="PD"/>
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<service name="RM"/>
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<service name="CPU"/>
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<service name="LOG"/>
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</parent-provides>
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<default-route>
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<any-service> <parent/> <any-child/> </any-service>
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</default-route>
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<default caps="200"/>
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<start name="test-pcg32">
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<resource name="RAM" quantum="4M"/>
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<config>
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<vfs>
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<dir name="dev"> <log/> </dir>
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</vfs>
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<libc stdout="/dev/log"/>
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</config>
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</start>
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</config>
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}
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build_boot_image {
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core init test-pcg32
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ld.lib.so libc.lib.so libm.lib.so posix.lib.so
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}
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append qemu_args " -nographic "
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run_genode_until "child .* exited with exit value 0.*\n" 10
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set fd [open "bin/test-pcg32.out"]
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set expected [read $fd]
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close $fd
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grep_output {init -> test-pcg32}
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unify_output {\[init -> test-pcg32\] } {}
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compare_output_to $expected
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puts "\nGlobal PCG32 output verified."
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TARGET = test-pcg32
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LIBS = libpcg_random posix
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PCG_SRC_DIR = $(call select_from_ports,pcg-c)/src/lib/pcg-c
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INC_DIR += $(PCG_SRC_DIR)/extras
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SRC_C = check-pcg32-global.c entropy.c
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vpath %.c $(PCG_SRC_DIR)/test-high
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vpath %.c $(PCG_SRC_DIR)/extras
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.PHONY: test-pcg32.out
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$(TARGET): test-pcg32.out
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test-pcg32.out: $(PCG_SRC_DIR)/test-high/expected/check-pcg32-global.out
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$(VERBOSE)cp $< $(PWD)/bin/$@
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