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# Makefile for secure rtp
# David A. McGrew
# Cisco Systems, Inc.
# targets:
# runtest runs test applications
# test builds test applications
# libcrypt.a static library implementing crypto engine
# libsrtp.a static library implementing srtp
# clean removes objects, libs, and executables
# distribution cleans and builds a .tgz
# tags builds etags file from all .c and .h files
.PHONY: all test build_table_apps
all: test
runtest: build_table_apps test
@echo "running libsrtp test applications..."
crypto/test/cipher_driver$(EXE) -v >/dev/null
crypto/test/kernel_driver$(EXE) -v >/dev/null
test/rdbx_driver$(EXE) -v >/dev/null
test/srtp_driver$(EXE) -v >/dev/null
test/roc_driver$(EXE) -v >/dev/null
test/replay_driver$(EXE) -v >/dev/null
@echo "libsrtp test applications passed."
$(MAKE) -C crypto runtest
# makefile variables
CC = gcc
INCDIR = -Icrypto/include -I$(srcdir)/include -I$(srcdir)/crypto/include
CFLAGS = -Wall -O4 -fexpensive-optimizations -funroll-loops
SRTPLIB = -lsrtp
RANLIB = ranlib
INSTALL = /usr/bin/install -c
# EXE defines the suffix on executables - it's .exe for Windows, and
# null on linux, bsd, and OS X and other OSes.
# gdoi is the group domain of interpretation for isakmp, a group key
# management system which can provide keys for srtp
gdoi =
# Random source.
RNG_OBJS = rand_source.o
srcdir = .
top_srcdir = .
top_builddir =
prefix = /home/astor/localastor/google3/third_party/libsrtp/v1_4_2
exec_prefix = ${prefix}
includedir = ${prefix}/include
libdir = ${exec_prefix}/lib
# implicit rules for object files and test apps
%.o: %.c
$(COMPILE) -c $< -o $@
%$(EXE): %.c
# libcrypt.a (the crypto engine)
ciphers = crypto/cipher/cipher.o crypto/cipher/null_cipher.o \
crypto/cipher/aes.o crypto/cipher/aes_icm.o \
hashes = crypto/hash/null_auth.o crypto/hash/sha1.o \
crypto/hash/hmac.o crypto/hash/auth.o # crypto/hash/tmmhv2.o
replay = crypto/replay/rdb.o crypto/replay/rdbx.o \
math = crypto/math/datatypes.o crypto/math/stat.o
ust = crypto/ust/ust.o
rng = crypto/rng/$(RNG_OBJS) crypto/rng/prng.o crypto/rng/ctr_prng.o
err = crypto/kernel/err.o
kernel = crypto/kernel/crypto_kernel.o crypto/kernel/alloc.o \
crypto/kernel/key.o $(rng) $(err) # $(ust)
cryptobj = $(ciphers) $(hashes) $(math) $(stat) $(kernel) $(replay)
# libsrtp.a (implements srtp processing)
srtpobj = srtp/srtp.o
libsrtp.a: $(srtpobj) $(cryptobj) $(gdoi)
ar cr libsrtp.a $^
$(RANLIB) libsrtp.a
# libcryptomath.a contains general-purpose routines that are used to
# generate tables and verify cryptoalgorithm implementations - this
# library is not meant to be included in production code
cryptomath = crypto/math/math.o crypto/math/gf2_8.o
libcryptomath.a: $(cryptomath)
ar cr libcryptomath.a $(cryptomath)
$(RANLIB) libcryptomath.a
# test applications
crypto_testapp = crypto/test/aes_calc$(EXE) crypto/test/cipher_driver$(EXE) \
crypto/test/datatypes_driver$(EXE) crypto/test/kernel_driver$(EXE) \
crypto/test/rand_gen$(EXE) crypto/test/sha1_driver$(EXE) \
testapp = $(crypto_testapp) test/srtp_driver$(EXE) test/replay_driver$(EXE) \
test/roc_driver$(EXE) test/rdbx_driver$(EXE) test/rtpw$(EXE)
$(testapp): libsrtp.a
test/rtpw$(EXE): test/rtpw.c test/rtp.c
test: $(testapp)
@echo "Build done. Please run '$(MAKE) runtest' to run self tests."
memtest: test/srtp_driver
@test/srtp_driver -v -d "alloc" > tmp
@grep freed tmp | wc -l > freed
@grep allocated tmp | wc -l > allocated
@echo "checking for memory leaks (only works with --enable-stdout)"
cmp -s allocated freed
@echo "passed (same number of alloc() and dealloc() calls found)"
@rm freed allocated tmp
# tables_apps are used to generate the tables used in the crypto
# implementations; these need only be generated during porting, not
# for building libsrtp or the test applications
table_apps = tables/aes_tables
build_table_apps: $(table_apps)
# in the tables/ subdirectory, we use libcryptomath instead of libsrtp
tables/%: tables/%.c libcryptomath.a
$(COMPILE) $(LDFLAGS) $< -o $@ $(LIBS) libcryptomath.a
# the target 'plot' runs the timing test (test/srtp_driver -t) then
# uses gnuplot to produce plots of the results - see the script file
# 'timing'
plot: test/srtp_driver
test/srtp_driver -t > timing.dat
# bookkeeping: tags, clean, and distribution
etags */*.[ch] */*/*.[ch]
# documentation - the target libsrtpdoc builds a PDF file documenting
# libsrtp
$(MAKE) -C doc
.PHONY: clean superclean install
@if [ -d $(DESTDIR)$(includedir)/srtp ]; then \
echo "you should run 'make uninstall' first"; exit 1; \
$(INSTALL) -d $(DESTDIR)$(includedir)/srtp
$(INSTALL) -d $(DESTDIR)$(libdir)
cp include/*.h $(DESTDIR)$(includedir)/srtp
cp crypto/include/*.h $(DESTDIR)$(includedir)/srtp
if [ -f libsrtp.a ]; then cp libsrtp.a $(DESTDIR)$(libdir)/; fi
rm -rf $(DESTDIR)$(includedir)/srtp
rm -rf $(DESTDIR)$(libdir)/libsrtp.a
rm -rf $(cryptobj) $(srtpobj) $(cryptomath) $(table_apps) TAGS \
libcryptomath.a libsrtp.a core *.core test/core
for a in * */* */*/*; do \
if [ -f "$$a~" ] ; then rm -f $$a~; fi; \
for a in $(testapp) $(table_apps); do rm -rf $$a$(EXE); done
rm -rf *.pict *.jpg *.dat
rm -rf freed allocated tmp
$(MAKE) -C doc clean
$(MAKE) -C crypto clean
superclean: clean
rm -rf crypto/include/config.h config.log config.cache config.status \
Makefile .gdb_history test/.gdb_history .DS_Store
rm -rf autom4te.cache
distname = srtp-$(shell cat VERSION)
distribution: runtest superclean
if ! [ -f VERSION ]; then exit 1; fi
if [ -f ../$(distname).tgz ]; then \
mv ../$(distname).tgz ../$(distname).tgz.bak; \
cd ..; tar cvzf $(distname).tgz srtp