# MAKEFILE for linux GCC
#
# Tom St Denis
# Modified by Clay Culver

# The version
VERSION=0.99

VPATH=@srcdir@
srcdir=@srcdir@

# Compiler and Linker Names
#CC=gcc
#LD=ld

# Archiver [makes .a files]
#AR=ar
#ARFLAGS=r

# Compilation flags. Note the += does not write over the user's CFLAGS!
# The rest of the flags come from the parent Dropbear makefile
CFLAGS += -c -I$(srcdir)
# -Werror

# optimize for SPEED
#CFLAGS += -O3 -funroll-all-loops

#add -fomit-frame-pointer.  hinders debugging!
#CFLAGS += -fomit-frame-pointer

# optimize for SIZE
#CFLAGS += -Os -DSMALL_CODE

# compile for DEBUGING (required for ccmalloc checking!!!)
#CFLAGS += -g3

#These flags control how the library gets built.

#Output filenames for various targets.
LIBNAME=libtomcrypt.a
HASH=hashsum
CRYPT=encrypt
SMALL=small
PROF=x86_prof
TV=tv_gen

#LIBPATH-The directory for libtomcrypt to be installed to.
#INCPATH-The directory to install the header files for libtomcrypt.
#DATAPATH-The directory to install the pdf docs.
DESTDIR=
LIBPATH=/usr/lib
INCPATH=/usr/include
DATAPATH=/usr/share/doc/libtomcrypt/pdf

#List of objects to compile.

#Leave MPI built-in or force developer to link against libtommath?
#MPIOBJECT=mpi.o
#Dropbear uses libtommath
MPIOBJECT=

OBJECTS=error_to_string.o mpi_to_ltc_error.o base64_encode.o base64_decode.o \
\
crypt.o                    crypt_find_cipher.o      crypt_find_hash_any.o      \
crypt_hash_is_valid.o      crypt_register_hash.o    crypt_unregister_prng.o    \
crypt_argchk.o             crypt_find_cipher_any.o  crypt_find_hash_id.o       \
crypt_prng_descriptor.o    crypt_register_prng.o    crypt_cipher_descriptor.o  \
crypt_find_cipher_id.o     crypt_find_prng.o        crypt_prng_is_valid.o      \
crypt_unregister_cipher.o  crypt_cipher_is_valid.o  crypt_find_hash.o          \
crypt_hash_descriptor.o    crypt_register_cipher.o  crypt_unregister_hash.o    \
\
rand_prime.o is_prime.o \
\
aes.o \
\
blowfish.o des.o \
twofish.o \
\
md5.o sha1.o sha512.o \
\
cbc_start.o cbc_encrypt.o cbc_decrypt.o cbc_getiv.o cbc_setiv.o \
ecb_start.o ecb_encrypt.o ecb_decrypt.o \
\
hash_memory.o \
\
hmac_done.o  hmac_file.o  hmac_init.o  hmac_memory.o  hmac_process.o  hmac_test.o \
\
burn_stack.o zeromem.o \
\
$(MPIOBJECT)

TESTOBJECTS=demos/test.o
HASHOBJECTS=demos/hashsum.o
CRYPTOBJECTS=demos/encrypt.o
SMALLOBJECTS=demos/small.o
PROFS=demos/x86_prof.o
TVS=demos/tv_gen.o

#Files left over from making the crypt.pdf.
LEFTOVERS=*.dvi *.log *.aux *.toc *.idx *.ilg *.ind *.out

#Compressed filenames
COMPRESSED=crypt-$(VERSION).tar.bz2 crypt-$(VERSION).zip

#Header files used by libtomcrypt.
HEADERS=ltc_tommath.h mycrypt_cfg.h \
mycrypt_misc.h  mycrypt_prng.h mycrypt_cipher.h  mycrypt_hash.h \
mycrypt_macros.h  mycrypt_pk.h mycrypt.h mycrypt_argchk.h \
mycrypt_custom.h mycrypt_pkcs.h

#The default rule for make builds the libtomcrypt library.
default:library

#ciphers come in two flavours... enc+dec and enc 
aes_enc.o: aes.c aes_tab.c
	$(CC) $(CFLAGS) -DENCRYPT_ONLY -c $(srcdir)/aes.c -o aes_enc.o

#These are the rules to make certain object files.
aes.o: aes.c aes_tab.c
twofish.o: twofish.c twofish_tab.c
whirl.o: whirl.c whirltab.c
ecc.o: ecc.c ecc_sys.c
dh.o: dh.c dh_sys.c
sha512.o: sha512.c sha384.c
sha256.o: sha256.c sha224.c

#This rule makes the libtomcrypt library.
library: $(LIBNAME)

$(LIBNAME): $(OBJECTS)
	$(AR) $(ARFLAGS) $@ $(OBJECTS) 
	$(RANLIB) $@

#This rule makes the hash program included with libtomcrypt
hashsum: library $(HASHOBJECTS)
	$(CC) $(HASHOBJECTS) $(LIBNAME) -o $(HASH) $(WARN)

#makes the crypt program
crypt: library $(CRYPTOBJECTS)
	$(CC) $(CRYPTOBJECTS) $(LIBNAME) -o $(CRYPT) $(WARN)

#makes the small program
small: library $(SMALLOBJECTS)
	$(CC) $(SMALLOBJECTS) $(LIBNAME) -o $(SMALL) $(WARN)
	
x86_prof: library $(PROFS)
	$(CC) $(PROFS) $(LIBNAME) $(EXTRALIBS) -o $(PROF)

tv_gen: library $(TVS)
	$(CC) $(TVS) $(LIBNAME) $(EXTRALIBS) -o $(TV)

#This rule installs the library and the header files. This must be run
#as root in order to have a high enough permission to write to the correct
#directories and to set the owner and group to root.
install: library docs
	install -d -g root -o root $(DESTDIR)$(LIBPATH)
	install -d -g root -o root $(DESTDIR)$(INCPATH)
	install -d -g root -o root $(DESTDIR)$(DATAPATH)
	install -g root -o root $(LIBNAME) $(DESTDIR)$(LIBPATH)
	install -g root -o root $(HEADERS) $(DESTDIR)$(INCPATH)
	install -g root -o root doc/crypt.pdf $(DESTDIR)$(DATAPATH)

install_lib: library
	install -d -g root -o root $(DESTDIR)$(LIBPATH)
	install -d -g root -o root $(DESTDIR)$(INCPATH)
	install -g root -o root $(LIBNAME) $(DESTDIR)$(LIBPATH)
	install -g root -o root $(HEADERS) $(DESTDIR)$(INCPATH)

#This rule cleans the source tree of all compiled code, not including the pdf
#documentation.
clean:
	-rm -f $(OBJECTS) $(TESTOBJECTS) $(HASHOBJECTS) $(CRYPTOBJECTS) $(SMALLOBJECTS) $(LEFTOVERS) $(LIBNAME)
	-rm -f $(TEST) $(HASH) $(COMPRESSED) $(PROFS) $(PROF) $(TVS) $(TV)
	-rm -f *.la *.lo *.o *.a *.dll *stackdump *.lib *.exe *.obj demos/*.obj demos/*.o *.bat *.txt *.il *.da demos/*.il demos/*.da *.dyn *.dpi \
	*.gcda *.gcno demos/*.gcno demos/*.gcda *~ doc/*
	-cd demos/test && make clean   
	-rm -rf .libs demos/.libs demos/test/.libs
	
#This builds the crypt.pdf file. Note that the rm -f *.pdf has been removed
#from the clean command! This is because most people would like to keep the
#nice pre-compiled crypt.pdf that comes with libtomcrypt! We only need to
#delete it if we are rebuilding it.
docs: crypt.tex
	-rm -f doc/crypt.pdf $(LEFTOVERS)
	echo "hello" > crypt.ind
	latex crypt > /dev/null
	latex crypt > /dev/null
	makeindex crypt.idx > /dev/null
	latex crypt > /dev/null
	dvipdf crypt
	mv -ivf crypt.pdf doc/crypt.pdf
	-rm -f $(LEFTOVERS)

docdvi: crypt.tex
	echo hello > crypt.ind
	latex crypt > /dev/null
	latex crypt > /dev/null
	makeindex crypt.idx
	latex crypt > /dev/null

#pretty build
pretty:
	perl pretty.build

#for GCC 3.4+
profiled:
	make clean
	make CFLAGS="$(CFLAGS) -fprofile-generate" EXTRALIBS=-lgcov x86_prof
	./x86_prof
	rm *.o *.a x86_prof
	make CFLAGS="$(CFLAGS) -fprofile-use" EXTRALIBS=-lgcov x86_prof

#zipup the project (take that!)
zipup: clean docs
	cd .. ; rm -rf crypt* libtomcrypt-$(VERSION) ; mkdir libtomcrypt-$(VERSION) ; \
	cp -R ./libtomcrypt/* ./libtomcrypt-$(VERSION)/ ; tar -c libtomcrypt-$(VERSION)/* > crypt-$(VERSION).tar ; \
	bzip2 -9vv crypt-$(VERSION).tar ; zip -9 -r crypt-$(VERSION).zip libtomcrypt-$(VERSION)/* ; \
	gpg -b -a crypt-$(VERSION).tar.bz2 ; gpg -b -a crypt-$(VERSION).zip