BORINGSSL_DIR=/home/hdc/repos/mbedtls_vs_boringssl/bssl/src
BORINGSSL_LIB=$(BORINGSSL_DIR)/build
MBEDTLS_DIR=/home/hdc/repos/mbedtls_vs_boringssl/mbedtls/src
MBEDTLS_LIB=$(MBEDTLS_DIR)/build

DBG?=0

ifeq ($(DBG),1)
DEBUG=-DDEBUG -g -O0
STRIP=true
else
DEBUG=-Os -fdata-sections -ffunction-sections
STRIP=strip
endif

CC=clang

CFLAGS_COMMON=-std=c99 $(DEBUG)
BORINGSSL_CFLAGS=$(CFLAGS_COMMON) -I$(BORINGSSL_DIR)/ -I$(BORINGSSL_DIR)/include
BORINGSSL_LDFLAGS=-L$(BORINGSSL_LIB)/crypto -L$(BORINGSSL_LIB)/ssl -lssl -lcrypto -lpthread -Wl,--gc-sections
MBEDTLS_CFLAGS=$(CFLAGS_COMMON) -I$(MBEDTLS_DIR)/include
MBEDTLS_LDFLAGS=-L$(MBEDTLS_DIR)/library -lmbedx509 -lmbedtls -lmbedcrypto
SRCDIR=src
OBJDIR=obj

.PHONY: print_boring_ld print_mbed_ld

all: init server b_client m_client

init:
	mkdir -p obj
	# Create 1MB file with random data
	dd if=/dev/urandom of=etc/random_data bs=1024 count=1024

clean:
	rm -rf $(OBJDIR)
	rm b_client
	rm m_client
	rm server

b_client: common
	$(CC) -c $(SRCDIR)/b_client.c -o $(OBJDIR)/b_client.o $(BORINGSSL_CFLAGS)
	$(CC) -o b_client $(OBJDIR)/b_client.o $(OBJDIR)/common.o $(OBJDIR)/common_boring.o $(BORINGSSL_LDFLAGS)
	$(STRIP) b_client

m_client: common
	$(CC) -c $(SRCDIR)/m_client.c -o $(OBJDIR)/m_client.o $(MBEDTLS_CFLAGS)
	$(CC) -o m_client $(OBJDIR)/m_client.o $(OBJDIR)/common.o $(MBEDTLS_LDFLAGS)
	$(STRIP) m_client

server: common
	$(CC) -c $(SRCDIR)/server.c -o $(OBJDIR)/server.o $(BORINGSSL_CFLAGS)
	$(CC) -o server $(OBJDIR)/server.o $(OBJDIR)/common.o $(OBJDIR)/common_boring.o $(BORINGSSL_LDFLAGS)
	$(STRIP) server

common:
	$(CC) -c $(SRCDIR)/common.c -o $(OBJDIR)/common.o
	$(CC) -c $(SRCDIR)/common_boring.c -o $(OBJDIR)/common_boring.o $(BORINGSSL_CFLAGS)

print_boring_ld:
	@echo $(BORINGSSL_LIB)/crypto:$(BORINGSSL_LIB)/ssl
print_mbed_ld:
	@echo $(MBEDTLS_LIB)/crypto:$(MBEDTLS_LIB)/ssl