mirror of
https://github.com/GrapheneOS/hardened_malloc.git
synced 2024-12-18 04:14:23 -05:00
106 lines
3.6 KiB
Makefile
106 lines
3.6 KiB
Makefile
CONFIG_NATIVE := true
|
|
CONFIG_CXX_ALLOCATOR := true
|
|
CONFIG_UBSAN := false
|
|
CONFIG_SEAL_METADATA := false
|
|
CONFIG_ZERO_ON_FREE := true
|
|
CONFIG_WRITE_AFTER_FREE_CHECK := true
|
|
CONFIG_SLOT_RANDOMIZE := true
|
|
CONFIG_SLAB_CANARY := true
|
|
CONFIG_SLAB_QUARANTINE_RANDOM_LENGTH := 1
|
|
CONFIG_SLAB_QUARANTINE_QUEUE_LENGTH := 1
|
|
CONFIG_GUARD_SLABS_INTERVAL := 1
|
|
CONFIG_GUARD_SIZE_DIVISOR := 2
|
|
CONFIG_REGION_QUARANTINE_RANDOM_LENGTH := 128
|
|
CONFIG_REGION_QUARANTINE_QUEUE_LENGTH := 1024
|
|
CONFIG_REGION_QUARANTINE_SKIP_THRESHOLD := 33554432 # 32MiB
|
|
CONFIG_FREE_SLABS_QUARANTINE_RANDOM_LENGTH := 32
|
|
CONFIG_CLASS_REGION_SIZE := 137438953472 # 128GiB
|
|
CONFIG_N_ARENA := 1
|
|
CONFIG_STATS := false
|
|
|
|
define safe_flag
|
|
$(shell $(CC) -E $1 - </dev/null >/dev/null 2>&1 && echo $1 || echo $2)
|
|
endef
|
|
|
|
CPPFLAGS := -D_GNU_SOURCE
|
|
SHARED_FLAGS := -O3 -flto -fPIC -fvisibility=hidden -fno-plt -pipe -Wall -Wextra $(call safe_flag,-Wcast-align=strict) -Wcast-qual -Wwrite-strings
|
|
|
|
ifeq ($(CONFIG_NATIVE),true)
|
|
SHARED_FLAGS += -march=native
|
|
endif
|
|
|
|
CFLAGS := -std=c11 $(SHARED_FLAGS) -Wmissing-prototypes
|
|
CXXFLAGS := $(call safe_flag,-std=c++17,-std=c++14) $(SHARED_FLAGS)
|
|
LDFLAGS := -Wl,--as-needed,-z,defs,-z,relro,-z,now,-z,nodlopen,-z,text
|
|
TIDY_CHECKS := -checks=bugprone-*,-bugprone-macro-parentheses,cert-*,clang-analyzer-*,readability-*,-readability-inconsistent-declaration-parameter-name,-readability-named-parameter
|
|
|
|
SOURCES := chacha.c h_malloc.c memory.c pages.c random.c util.c
|
|
OBJECTS := $(SOURCES:.c=.o)
|
|
|
|
ifeq ($(CONFIG_CXX_ALLOCATOR),true)
|
|
LDLIBS += -lstdc++
|
|
SOURCES += new.cc
|
|
OBJECTS += new.o
|
|
endif
|
|
|
|
ifeq ($(CONFIG_UBSAN),true)
|
|
CFLAGS += -fsanitize=undefined
|
|
CXXFLAGS += -fsanitize=undefined
|
|
endif
|
|
|
|
ifeq ($(CONFIG_SEAL_METADATA),true)
|
|
CPPFLAGS += -DCONFIG_SEAL_METADATA
|
|
endif
|
|
|
|
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=$(CONFIG_SLAB_CANARY) \
|
|
-DSLAB_QUARANTINE_RANDOM_LENGTH=$(CONFIG_SLAB_QUARANTINE_RANDOM_LENGTH) \
|
|
-DSLAB_QUARANTINE_QUEUE_LENGTH=$(CONFIG_SLAB_QUARANTINE_QUEUE_LENGTH) \
|
|
-DGUARD_SLABS_INTERVAL=$(CONFIG_GUARD_SLABS_INTERVAL) \
|
|
-DGUARD_SIZE_DIVISOR=$(CONFIG_GUARD_SIZE_DIVISOR) \
|
|
-DREGION_QUARANTINE_RANDOM_LENGTH=$(CONFIG_REGION_QUARANTINE_RANDOM_LENGTH) \
|
|
-DREGION_QUARANTINE_QUEUE_LENGTH=$(CONFIG_REGION_QUARANTINE_QUEUE_LENGTH) \
|
|
-DREGION_QUARANTINE_SKIP_THRESHOLD=$(CONFIG_REGION_QUARANTINE_SKIP_THRESHOLD) \
|
|
-DFREE_SLABS_QUARANTINE_RANDOM_LENGTH=$(CONFIG_FREE_SLABS_QUARANTINE_RANDOM_LENGTH) \
|
|
-DCONFIG_CLASS_REGION_SIZE=$(CONFIG_CLASS_REGION_SIZE) \
|
|
-DN_ARENA=$(CONFIG_N_ARENA) \
|
|
-DSTATS=$(CONFIG_STATS)
|
|
|
|
libhardened_malloc.so: $(OBJECTS)
|
|
$(CC) $(CFLAGS) $(LDFLAGS) -shared $^ $(LDLIBS) -o $@
|
|
|
|
chacha.o: chacha.c chacha.h util.h
|
|
h_malloc.o: h_malloc.c h_malloc.h mutex.h memory.h pages.h random.h util.h
|
|
memory.o: memory.c memory.h util.h
|
|
new.o: new.cc h_malloc.h util.h
|
|
pages.o: pages.c pages.h memory.h util.h
|
|
random.o: random.c random.h chacha.h util.h
|
|
util.o: util.c util.h
|
|
|
|
tidy:
|
|
clang-tidy $(TIDY_CHECKS) $(SOURCES) -- $(CPPFLAGS)
|
|
|
|
clean:
|
|
rm -f libhardened_malloc.so $(OBJECTS)
|
|
|
|
.PHONY: clean tidy
|