337 lines
11 KiB
Makefile
337 lines
11 KiB
Makefile
#!/usr/bin/make -f
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include common.mk
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VERSION := $(MAJOR).$(MINOR).$(PATCH)
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PREFIX ?= /usr/local
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BUILD_DIR := build
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RELEASE_OPTIMIZE_FLAGS ?= -g -O3
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DEBUG_OPTIMIZE_FLAGS ?= -g -O0
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JS_OPTIMIZE_FLAGS ?= -O3
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FUZZING_OPTIMIZE_FLAGS ?= -O3
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CC = gcc
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EMCC = emcc
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EMAR = emar
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AFL_CC = afl-gcc
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AFL_CXX = afl-g++
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AR = ar
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UNAME := $(shell uname)
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ifeq ($(UNAME),Darwin)
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SO := dylib
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OLM_LDFLAGS :=
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else
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SO := so
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OLM_LDFLAGS := -Wl,-soname,libolm.so.$(MAJOR) \
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-Wl,--version-script,version_script.ver
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endif
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RELEASE_TARGET := $(BUILD_DIR)/libolm.$(SO).$(VERSION)
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STATIC_RELEASE_TARGET := $(BUILD_DIR)/libolm.a
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DEBUG_TARGET := $(BUILD_DIR)/libolm_debug.$(SO).$(VERSION)
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JS_WASM_TARGET := javascript/olm.js
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JS_ASMJS_TARGET := javascript/olm_legacy.js
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WASM_TARGET := $(BUILD_DIR)/wasm/libolm.a
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JS_EXPORTED_FUNCTIONS := javascript/exported_functions.json
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JS_EXTRA_EXPORTED_RUNTIME_METHODS := ALLOC_STACK
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JS_EXTERNS := javascript/externs.js
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PUBLIC_HEADERS := include/olm/olm.h include/olm/outbound_group_session.h include/olm/inbound_group_session.h include/olm/pk.h include/olm/sas.h
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SOURCES := $(wildcard src/*.cpp) $(wildcard src/*.c) \
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lib/crypto-algorithms/sha256.c \
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lib/crypto-algorithms/aes.c \
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lib/curve25519-donna/curve25519-donna.c
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FUZZER_SOURCES := $(wildcard fuzzers/fuzz_*.cpp) $(wildcard fuzzers/fuzz_*.c)
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TEST_SOURCES := $(wildcard tests/test_*.cpp) $(wildcard tests/test_*.c)
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OBJECTS := $(patsubst %.c,%.o,$(patsubst %.cpp,%.o,$(SOURCES)))
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RELEASE_OBJECTS := $(addprefix $(BUILD_DIR)/release/,$(OBJECTS))
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DEBUG_OBJECTS := $(addprefix $(BUILD_DIR)/debug/,$(OBJECTS))
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FUZZER_OBJECTS := $(addprefix $(BUILD_DIR)/fuzzers/objects/,$(OBJECTS))
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FUZZER_BINARIES := $(addprefix $(BUILD_DIR)/,$(basename $(FUZZER_SOURCES)))
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FUZZER_DEBUG_BINARIES := $(patsubst $(BUILD_DIR)/fuzzers/fuzz_%,$(BUILD_DIR)/fuzzers/debug_%,$(FUZZER_BINARIES))
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TEST_BINARIES := $(patsubst tests/%,$(BUILD_DIR)/tests/%,$(basename $(TEST_SOURCES)))
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JS_OBJECTS := $(addprefix $(BUILD_DIR)/javascript/,$(OBJECTS))
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WASM_OBJECTS := $(addprefix $(BUILD_DIR)/wasm/,$(OBJECTS))
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# pre & post are the js-pre/js-post options to emcc.
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# They are injected inside the modularised code and
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# processed by the optimiser.
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JS_PRE := $(wildcard javascript/*pre.js)
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JS_POST := javascript/olm_outbound_group_session.js \
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javascript/olm_inbound_group_session.js \
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javascript/olm_pk.js \
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javascript/olm_sas.js \
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javascript/olm_post.js
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# The prefix & suffix are just added onto the start & end
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# of what comes out emcc, so are outside of the modularised
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# code and not seen by the opimiser.
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JS_PREFIX := javascript/olm_prefix.js
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JS_SUFFIX := javascript/olm_suffix.js
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DOCS := tracing/README.html \
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docs/megolm.html \
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docs/olm.html \
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docs/signing.html \
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README.html \
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CHANGELOG.html
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CPPFLAGS += -Iinclude -Ilib \
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-DOLMLIB_VERSION_MAJOR=$(MAJOR) -DOLMLIB_VERSION_MINOR=$(MINOR) \
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-DOLMLIB_VERSION_PATCH=$(PATCH)
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# we rely on <stdint.h>, which was introduced in C99
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CFLAGS += -Wall -Werror -std=c99
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CXXFLAGS += -Wall -Werror -std=c++11
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LDFLAGS += -Wall -Werror
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CFLAGS_NATIVE = -fPIC
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CXXFLAGS_NATIVE = -fPIC
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EMCCFLAGS = --closure 1 --memory-init-file 0 -s NO_FILESYSTEM=1 -s INVOKE_RUN=0 -s MODULARIZE=1
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# Olm generally doesn't need a lot of memory to encrypt / decrypt its usual
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# payloads (ie. Matrix messages), but we do need about 128K of heap to encrypt
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# a 64K event (enough to store the ciphertext and the plaintext, bearing in
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# mind that the plaintext can only be 48K because base64). We also have about
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# 36K of statics. So let's have 256K of memory.
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# (This can't be changed by the app with wasm since it's baked into the wasm).
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# (emscripten also mandates at least 16MB of memory for asm.js now, so
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# we don't use this for the legacy build.)
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EMCCFLAGS_WASM += -s TOTAL_STACK=65536 -s TOTAL_MEMORY=262144
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EMCCFLAGS_ASMJS += -s WASM=0
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EMCC.c = $(EMCC) $(CFLAGS) $(CPPFLAGS) -c
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EMCC.cc = $(EMCC) $(CXXFLAGS) $(CPPFLAGS) -c
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EMCC_LINK = $(EMCC) $(LDFLAGS) $(EMCCFLAGS)
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AFL.c = $(AFL_CC) $(CFLAGS) $(CPPFLAGS) -c
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AFL.cc = $(AFL_CXX) $(CXXFLAGS) $(CPPFLAGS) -c
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AFL_LINK.c = $(AFL_CC) $(LDFLAGS) $(CFLAGS) $(CPPFLAGS)
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AFL_LINK.cc = $(AFL_CXX) $(LDFLAGS) $(CXXFLAGS) $(CPPFLAGS)
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# generate .d files when compiling
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CPPFLAGS += -MMD
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### per-target variables
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$(RELEASE_OBJECTS): CFLAGS += $(RELEASE_OPTIMIZE_FLAGS) $(CFLAGS_NATIVE)
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$(RELEASE_OBJECTS): CXXFLAGS += $(RELEASE_OPTIMIZE_FLAGS) $(CXXFLAGS_NATIVE)
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$(RELEASE_TARGET): LDFLAGS += $(RELEASE_OPTIMIZE_FLAGS)
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$(DEBUG_OBJECTS): CFLAGS += $(DEBUG_OPTIMIZE_FLAGS) $(CFLAGS_NATIVE)
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$(DEBUG_OBJECTS): CXXFLAGS += $(DEBUG_OPTIMIZE_FLAGS) $(CXXFLAGS_NATIVE)
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$(DEBUG_TARGET): LDFLAGS += $(DEBUG_OPTIMIZE_FLAGS)
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$(TEST_BINARIES): CPPFLAGS += -Itests/include
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$(TEST_BINARIES): LDFLAGS += $(DEBUG_OPTIMIZE_FLAGS) -L$(BUILD_DIR)
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$(FUZZER_OBJECTS): CFLAGS += $(FUZZER_OPTIMIZE_FLAGS)
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$(FUZZER_OBJECTS): CXXFLAGS += $(FUZZER_OPTIMIZE_FLAGS)
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$(FUZZER_BINARIES): CPPFLAGS += -Ifuzzers/include
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$(FUZZER_BINARIES): LDFLAGS += $(FUZZER_OPTIMIZE_FLAGS) -L$(BUILD_DIR)
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$(FUZZER_DEBUG_BINARIES): CPPFLAGS += -Ifuzzers/include
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$(FUZZER_DEBUG_BINARIES): LDFLAGS += $(DEBUG_OPTIMIZE_FLAGS)
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$(JS_OBJECTS): CFLAGS += $(JS_OPTIMIZE_FLAGS)
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$(JS_OBJECTS): CXXFLAGS += $(JS_OPTIMIZE_FLAGS)
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$(JS_WASM_TARGET): LDFLAGS += $(JS_OPTIMIZE_FLAGS)
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$(JS_ASMJS_TARGET): LDFLAGS += $(JS_OPTIMIZE_FLAGS)
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### Fix to make mkdir work on windows and linux
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ifeq ($(shell echo "check_quotes"),"check_quotes")
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WINDOWS := yes
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else
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WINDOWS := no
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endif
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ifeq ($(WINDOWS),yes)
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mkdir = mkdir $(subst /,\,$(1)) > nul 2>&1 || (exit 0)
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else
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mkdir = mkdir -p $(1)
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endif
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### top-level targets
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lib: $(RELEASE_TARGET)
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.PHONY: lib
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$(RELEASE_TARGET): $(RELEASE_OBJECTS)
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$(CXX) $(LDFLAGS) --shared -fPIC \
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$(OLM_LDFLAGS) \
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$(OUTPUT_OPTION) $(RELEASE_OBJECTS)
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ln -sf libolm.$(SO).$(VERSION) $(BUILD_DIR)/libolm.$(SO).$(MAJOR)
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ln -sf libolm.$(SO).$(VERSION) $(BUILD_DIR)/libolm.$(SO)
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debug: $(DEBUG_TARGET)
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.PHONY: debug
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$(DEBUG_TARGET): $(DEBUG_OBJECTS)
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$(CXX) $(LDFLAGS) --shared -fPIC \
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$(OLM_LDFLAGS) \
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$(OUTPUT_OPTION) $(DEBUG_OBJECTS)
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ln -sf libolm_debug.$(SO).$(VERSION) $(BUILD_DIR)/libolm_debug.$(SO).$(MAJOR)
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static: $(STATIC_RELEASE_TARGET)
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.PHONY: static
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$(STATIC_RELEASE_TARGET): $(RELEASE_OBJECTS)
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$(AR) rcs $@ $^
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js: $(JS_WASM_TARGET) $(JS_ASMJS_TARGET)
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.PHONY: js
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wasm: $(WASM_TARGET)
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.PHONY: wasm
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$(WASM_TARGET): $(WASM_OBJECTS)
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$(EMAR) rcs $@ $^
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# Note that the output file we give to emcc determines the name of the
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# wasm file baked into the js, hence messing around outputting to olm.js
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# and then renaming it.
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$(JS_WASM_TARGET): $(JS_OBJECTS) $(JS_PRE) $(JS_POST) $(JS_EXPORTED_FUNCTIONS) $(JS_PREFIX) $(JS_SUFFIX)
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EMCC_CLOSURE_ARGS="--externs $(JS_EXTERNS)" $(EMCC_LINK) \
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$(EMCCFLAGS_WASM) \
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$(foreach f,$(JS_PRE),--pre-js $(f)) \
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$(foreach f,$(JS_POST),--post-js $(f)) \
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-s "EXPORTED_FUNCTIONS=@$(JS_EXPORTED_FUNCTIONS)" \
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-s "EXTRA_EXPORTED_RUNTIME_METHODS=$(JS_EXTRA_EXPORTED_RUNTIME_METHODS)" \
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$(JS_OBJECTS) -o $@
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mv $@ javascript/olmtmp.js
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cat $(JS_PREFIX) javascript/olmtmp.js $(JS_SUFFIX) > $@
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rm javascript/olmtmp.js
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$(JS_ASMJS_TARGET): $(JS_OBJECTS) $(JS_PRE) $(JS_POST) $(JS_EXPORTED_FUNCTIONS) $(JS_PREFIX) $(JS_SUFFIX)
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EMCC_CLOSURE_ARGS="--externs $(JS_EXTERNS)" $(EMCC_LINK) \
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$(EMCCFLAGS_ASMJS) \
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$(foreach f,$(JS_PRE),--pre-js $(f)) \
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$(foreach f,$(JS_POST),--post-js $(f)) \
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-s "EXPORTED_FUNCTIONS=@$(JS_EXPORTED_FUNCTIONS)" \
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-s "EXTRA_EXPORTED_RUNTIME_METHODS=$(JS_EXTRA_EXPORTED_RUNTIME_METHODS)" \
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$(JS_OBJECTS) -o $@
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mv $@ javascript/olmtmp.js
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cat $(JS_PREFIX) javascript/olmtmp.js $(JS_SUFFIX) > $@
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rm javascript/olmtmp.js
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build_tests: $(TEST_BINARIES)
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test: build_tests
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for i in $(TEST_BINARIES); do \
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echo $$i; \
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$$i || exit $$?; \
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done
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fuzzers: $(FUZZER_BINARIES) $(FUZZER_DEBUG_BINARIES)
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.PHONY: fuzzers
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$(JS_EXPORTED_FUNCTIONS): $(PUBLIC_HEADERS)
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./exports.py $^ > $@.tmp
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mv $@.tmp $@
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all: test js lib debug doc
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.PHONY: all
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install-headers: $(PUBLIC_HEADERS)
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test -d $(DESTDIR)$(PREFIX)/include/olm || $(call mkdir,$(DESTDIR)$(PREFIX)/include/olm)
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install $(PUBLIC_HEADERS) $(DESTDIR)$(PREFIX)/include/olm/
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.PHONY: install-headers
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install-debug: debug install-headers
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test -d $(DESTDIR)$(PREFIX)/lib || $(call mkdir,$(DESTDIR)$(PREFIX)/lib)
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install $(DEBUG_TARGET) $(DESTDIR)$(PREFIX)/lib/libolm_debug.$(SO).$(VERSION)
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ln -sf libolm_debug.$(SO).$(VERSION) $(DESTDIR)$(PREFIX)/lib/libolm_debug.$(SO).$(MAJOR)
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ln -sf libolm_debug.$(SO).$(VERSION) $(DESTDIR)$(PREFIX)/lib/libolm_debug.$(SO)
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.PHONY: install-debug
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install: lib install-headers
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test -d $(DESTDIR)$(PREFIX)/lib || $(call mkdir,$(DESTDIR)$(PREFIX)/lib)
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install $(RELEASE_TARGET) $(DESTDIR)$(PREFIX)/lib/libolm.$(SO).$(VERSION)
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ln -sf libolm.$(SO).$(VERSION) $(DESTDIR)$(PREFIX)/lib/libolm.$(SO).$(MAJOR)
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ln -sf libolm.$(SO).$(VERSION) $(DESTDIR)$(PREFIX)/lib/libolm.$(SO)
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.PHONY: install
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clean:;
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rm -rf $(BUILD_DIR) $(DOCS)
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.PHONY: clean
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doc: $(DOCS)
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.PHONY: doc
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### rules for building objects
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$(BUILD_DIR)/release/%.o: %.c
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$(call mkdir,$(dir $@))
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$(COMPILE.c) $(OUTPUT_OPTION) $<
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$(BUILD_DIR)/release/%.o: %.cpp
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$(call mkdir,$(dir $@))
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$(COMPILE.cc) $(OUTPUT_OPTION) $<
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$(BUILD_DIR)/debug/%.o: %.c
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$(call mkdir,$(dir $@))
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$(COMPILE.c) $(OUTPUT_OPTION) $<
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$(BUILD_DIR)/debug/%.o: %.cpp
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$(call mkdir,$(dir $@))
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$(COMPILE.cc) $(OUTPUT_OPTION) $<
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$(BUILD_DIR)/javascript/%.o: %.c
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$(call mkdir,$(dir $@))
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$(EMCC.c) $(OUTPUT_OPTION) $<
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$(BUILD_DIR)/javascript/%.o: %.cpp
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$(call mkdir,$(dir $@))
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$(EMCC.cc) $(OUTPUT_OPTION) $<
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$(BUILD_DIR)/wasm/%.o: %.c
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$(call mkdir,$(dir $@))
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$(EMCC.c) $(OUTPUT_OPTION) $<
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$(BUILD_DIR)/wasm/%.o: %.cpp
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$(call mkdir,$(dir $@))
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$(EMCC.cc) $(OUTPUT_OPTION) $<
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$(BUILD_DIR)/tests/%: tests/%.c $(DEBUG_OBJECTS)
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$(call mkdir,$(dir $@))
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$(LINK.c) $< $(DEBUG_OBJECTS) $(LOADLIBES) $(LDLIBS) -o $@
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$(BUILD_DIR)/tests/%: tests/%.cpp $(DEBUG_OBJECTS)
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$(call mkdir,$(dir $@))
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$(LINK.cc) $< $(DEBUG_OBJECTS) $(LOADLIBES) $(LDLIBS) -o $@
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$(BUILD_DIR)/fuzzers/objects/%.o: %.c
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$(call mkdir,$(dir $@))
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$(AFL.c) $(OUTPUT_OPTION) $<
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$(BUILD_DIR)/fuzzers/objects/%.o: %.cpp
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$(call mkdir,$(dir $@))
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$(AFL.cc) $(OUTPUT_OPTION) $<
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$(BUILD_DIR)/fuzzers/fuzz_%: fuzzers/fuzz_%.c $(FUZZER_OBJECTS)
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$(AFL_LINK.c) $< $(FUZZER_OBJECTS) $(LOADLIBES) $(LDLIBS) -o $@
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$(BUILD_DIR)/fuzzers/fuzz_%: fuzzers/fuzz_%.cpp $(FUZZER_OBJECTS)
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$(AFL_LINK.cc) $< $(FUZZER_OBJECTS) $(LOADLIBES) $(LDLIBS) -o $@
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$(BUILD_DIR)/fuzzers/debug_%: fuzzers/fuzz_%.c $(DEBUG_OBJECTS)
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$(LINK.c) $< $(DEBUG_OBJECTS) $(LOADLIBES) $(LDLIBS) -o $@
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$(BUILD_DIR)/fuzzers/debug_%: fuzzers/fuzz_%.cpp $(DEBUG_OBJECTS)
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$(LINK.cc) $< $(DEBUG_OBJECTS) $(LOADLIBES) $(LDLIBS) -o $@
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%.html: %.rst
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rst2html $< $@
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### dependencies
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-include $(RELEASE_OBJECTS:.o=.d)
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-include $(DEBUG_OBJECTS:.o=.d)
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-include $(JS_OBJECTS:.o=.d)
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-include $(TEST_BINARIES:=.d)
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-include $(FUZZER_OBJECTS:.o=.d)
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-include $(FUZZER_BINARIES:=.d)
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-include $(FUZZER_DEBUG_BINARIES:=.d)
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