2018-10-29 08:01:46 +05:30
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CONFIG_NATIVE := true
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2018-09-19 23:27:35 +05:30
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CONFIG_CXX_ALLOCATOR := true
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2018-10-15 04:28:54 +05:30
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|
CONFIG_UBSAN := false
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2018-10-20 06:59:40 +05:30
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|
CONFIG_SEAL_METADATA := false
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2018-11-03 07:05:09 +05:30
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CONFIG_WRITE_AFTER_FREE_CHECK := true
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CONFIG_SLOT_RANDOMIZE := true
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|
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CONFIG_ZERO_ON_FREE := true
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|
|
|
CONFIG_SLAB_CANARY := true
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2018-09-19 23:27:35 +05:30
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2018-10-23 16:53:07 +05:30
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|
define safe_flag
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2018-10-24 01:25:45 +05:30
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$(shell $(CC) -E $1 - </dev/null >/dev/null 2>&1 && echo $1)
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2018-10-23 16:53:07 +05:30
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|
|
endef
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|
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2018-08-22 00:53:22 +05:30
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|
|
CPPFLAGS := -D_GNU_SOURCE
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2018-10-23 16:53:07 +05:30
|
|
|
SHARED_FLAGS := -O2 -flto -fPIC -fvisibility=hidden -fno-plt -pipe -Wall -Wextra $(call safe_flag,-Wcast-align=strict) -Wcast-qual -Wwrite-strings
|
2018-10-29 08:01:46 +05:30
|
|
|
|
|
|
|
ifeq ($(CONFIG_NATIVE),true)
|
|
|
|
SHARED_FLAGS += -march=native
|
|
|
|
endif
|
|
|
|
|
2018-10-05 12:15:40 +05:30
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|
|
CFLAGS := -std=c11 $(SHARED_FLAGS) -Wmissing-prototypes
|
|
|
|
CXXFLAGS := -std=c++14 $(SHARED_FLAGS)
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2018-11-05 01:02:03 +05:30
|
|
|
LDFLAGS := -Wl,--as-needed,-z,defs,-z,relro,-z,now,-z,nodlopen,-z,text
|
2018-10-20 02:37:30 +05:30
|
|
|
TIDY_CHECKS := -checks=bugprone-*,-bugprone-macro-parentheses,cert-*,clang-analyzer-*,readability-*,-readability-else-after-return,-readability-inconsistent-declaration-parameter-name,-readability-named-parameter
|
2018-10-15 04:03:40 +05:30
|
|
|
|
2018-10-15 03:31:40 +05:30
|
|
|
SOURCES := chacha.c malloc.c memory.c pages.c random.c util.c
|
|
|
|
OBJECTS := $(SOURCES:.c=.o)
|
2018-08-22 00:53:22 +05:30
|
|
|
|
2018-09-19 23:27:35 +05:30
|
|
|
ifeq ($(CONFIG_CXX_ALLOCATOR),true)
|
|
|
|
LDLIBS += -lstdc++
|
2018-10-15 03:31:40 +05:30
|
|
|
SOURCES += new.cc
|
2018-09-19 23:27:35 +05:30
|
|
|
OBJECTS += new.o
|
|
|
|
endif
|
|
|
|
|
2018-10-15 04:28:54 +05:30
|
|
|
ifeq ($(CONFIG_UBSAN),true)
|
|
|
|
CFLAGS += -fsanitize=undefined
|
|
|
|
CXXFLAGS += -fsanitize=undefined
|
|
|
|
endif
|
|
|
|
|
2018-10-20 06:59:40 +05:30
|
|
|
ifeq ($(CONFIG_SEAL_METADATA),true)
|
|
|
|
CPPFLAGS += -DCONFIG_SEAL_METADATA
|
|
|
|
endif
|
|
|
|
|
2018-11-03 07:05:09 +05:30
|
|
|
ifeq (,$(filter $(CONFIG_ZERO_ON_FREE),true false))
|
|
|
|
$(error CONFIG_ZERO_ON_FREE must be true or false)
|
|
|
|
endif
|
|
|
|
|
|
|
|
ifeq (,$(filter $(CONFIG_WRITE_AFTER_FREE_CHECK),true false))
|
|
|
|
$(error CONFIG_WRITE_AFTER_FREE_CHECK must be true or false)
|
|
|
|
endif
|
|
|
|
|
|
|
|
ifeq (,$(filter $(CONFIG_SLOT_RANDOMIZE),true false))
|
|
|
|
$(error CONFIG_SLOT_RANDOMIZE must be true or false)
|
|
|
|
endif
|
|
|
|
|
|
|
|
ifeq (,$(filter $(CONFIG_SLAB_CANARY),true false))
|
|
|
|
$(error CONFIG_SLAB_CANARY must be true or false)
|
|
|
|
endif
|
|
|
|
|
|
|
|
CPPFLAGS += \
|
|
|
|
-DZERO_ON_FREE=$(CONFIG_ZERO_ON_FREE) \
|
|
|
|
-DWRITE_AFTER_FREE_CHECK=$(CONFIG_WRITE_AFTER_FREE_CHECK) \
|
|
|
|
-DSLOT_RANDOMIZE=$(CONFIG_SLOT_RANDOMIZE) \
|
|
|
|
-DSLAB_CANARY=$(CONFIG_SLAB_CANARY)
|
|
|
|
|
2018-08-22 00:53:22 +05:30
|
|
|
hardened_malloc.so: $(OBJECTS)
|
|
|
|
$(CC) $(CFLAGS) $(LDFLAGS) -shared $^ $(LDLIBS) -o $@
|
|
|
|
|
2018-10-07 20:58:50 +05:30
|
|
|
chacha.o: chacha.c chacha.h util.h
|
|
|
|
malloc.o: malloc.c malloc.h config.h mutex.h memory.h pages.h random.h util.h
|
2018-08-29 10:23:12 +05:30
|
|
|
memory.o: memory.c memory.h util.h
|
2018-10-07 20:58:50 +05:30
|
|
|
new.o: new.cc malloc.h util.h
|
2018-09-02 11:33:27 +05:30
|
|
|
pages.o: pages.c pages.h memory.h util.h
|
2018-08-26 08:30:00 +05:30
|
|
|
random.o: random.c random.h chacha.h util.h
|
2018-08-22 00:53:22 +05:30
|
|
|
util.o: util.c util.h
|
|
|
|
|
2018-10-15 03:31:40 +05:30
|
|
|
tidy:
|
2018-10-15 04:03:40 +05:30
|
|
|
clang-tidy $(TIDY_CHECKS) $(SOURCES) -- $(CPPFLAGS)
|
2018-10-15 03:31:40 +05:30
|
|
|
|
2018-08-22 00:53:22 +05:30
|
|
|
clean:
|
|
|
|
rm -f hardened_malloc.so $(OBJECTS)
|
2018-10-15 03:31:40 +05:30
|
|
|
|
|
|
|
.PHONY: clean tidy
|