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jitter_entropy_port

0.1.3
0.1.3 0.1.2 0.1.1 0.1.0

Runs the jitterentropy-rngd using Mountrop to provide extra random noise from CPU jitter

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jitter_entropy_port src Makefile
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src/Makefile 

# Compile Noise Source as user space application



CC ?= $(CROSS_COMPILE)gcc

STRIP ?= $(CROSS_COMPILE)strip

CFLAGS ?=-Wextra -Wall -pedantic -fPIE -pie -fstack-protector-strong -fwrapv --param ssp-buffer-size=4

LDFLAGS ?=-Wl,-z,relro,-z,now



# Change as necessary

PREFIX = $(MIX_APP_PATH)/priv

BUILD  = $(MIX_APP_PATH)/obj

UNITDIR ?= $(shell pkg-config --variable=systemdsystemunitdir systemd 2>/dev/null || echo /usr/lib/systemd/system)



NAME := jitterentropy-rngd

#C_SRCS := $(wildcard *.c)

C_SRCS := jitterentropy-base.c jitterentropy-rngd.c

C_OBJS = $(C_SRCS:%.c=$(BUILD)/%.o)

OBJS := $(C_OBJS)



INCLUDE_DIRS :=

LIBRARY_DIRS :=

LIBRARIES := rt



CFLAGS += $(foreach includedir,$(INCLUDE_DIRS),-I$(includedir))

LDFLAGS += $(foreach librarydir,$(LIBRARY_DIRS),-L$(librarydir))

LDFLAGS += $(foreach library,$(LIBRARIES),-l$(library))



.PHONY: all clean distclean



all: $(BUILD) $(PREFIX) $(NAME) strip



$(NAME): $(OBJS)

#	scan-build --use-analyzer=/usr/bin/clang $(CC) $(OBJS) -o $(NAME) $(LDFLAGS)

	$(CC) $(OBJS) -o $(PREFIX)/$(NAME) $(LDFLAGS)



strip: $(NAME)

	$(STRIP) --strip-unneeded $(PREFIX)/$(NAME)



$(BUILD)/%.o: %.c

	$(CC) $(CFLAGS) -c -o $@ $<



$(PREFIX) $(BUILD):

	mkdir -p $@



clean:

	@- $(RM) $(NAME)

	@- $(RM) $(OBJS)

	@- $(RM) jitterentropy.service



distclean: clean