#
# Derived from source code of TrueCrypt 7.1a, which is
# Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
# by the TrueCrypt License 3.0.
#
# Modifications and additions to the original source code (contained in this file)
# and all other portions of this file are Copyright (c) 2013-2016 IDRIX
# and are governed by the Apache License 2.0 the full text of which is
# contained in the file License.txt included in VeraCrypt binary and source
# code distribution packages.

PROJ = BootLoader
.SILENT:

!ifndef MSVC16_ROOT
!error Environment variable MSVC16_ROOT must point to the installation directory of MS Visual C++ 1.5
!endif

ENVPATH = $(PATH)

CC = $(MSVC16_ROOT)\bin\cl.exe
LD = $(MSVC16_ROOT)\bin\link.exe

AFLAGS = /nologo /omf

CFLAGS = /nologo /W3 /Fc /I "$(MSVC16_ROOT)\Include" /I"..\..\.." /I"..\..\..\Common" /I"..\..\..\Crypto"
CFLAGS = $(CFLAGS) /D __int8=char /D __int16=int /D __int32=long /D BOOL=char /D FALSE=0 /D TRUE=1
CFLAGS = $(CFLAGS) /D LITTLE_ENDIAN=1234 /D BYTE_ORDER=1234 /D TC_WINDOWS_BOOT /D TC_MINIMIZE_CODE_SIZE /D TC_NO_COMPILER_INT64
CFLAGS = $(CFLAGS) /D malloc=malloc_NA

LFLAGS = /NOLOGO /ONERROR:NOEXE /NOI /BATCH

OBJDIR = Release

!ifdef RESCUE_DISK
OBJDIR = Rescue
CFLAGS = $(CFLAGS) /D TC_WINDOWS_BOOT_RESCUE_DISK_MODE
!endif

!ifdef SINGLE_CIPHER
OBJDIR = $(OBJDIR)_$(SINGLE_CIPHER)
CFLAGS = $(CFLAGS) /D TC_WINDOWS_BOOT_SINGLE_CIPHER_MODE /D TC_WINDOWS_BOOT_$(SINGLE_CIPHER)
!endif

!ifdef SINGLE_PRF
OBJDIR = $(OBJDIR)_$(SINGLE_PRF)
CFLAGS = $(CFLAGS) /D TC_WINDOWS_BOOT_$(SINGLE_PRF)
!else
CFLAGS = $(CFLAGS) /D TC_WINDOWS_BOOT_RIPEMD160
!endif

OUTDIR = $(OBJDIR)
TARGETEXT = com
TARGETS = $(OUTDIR)\BootDefs.i $(OUTDIR)\BootSector.bin $(OUTDIR)\Decompressor.com
CFLAGS = $(CFLAGS) /AT /Zl /f- /G3 /Oe /Os /Ob1 /OV0 /Gs /Gf /Gy /D NDEBUG
LFLAGS = $(LFLAGS) /NOD /NOE /TINY
OBJS = $(OUTDIR)\BootCrt.obj
LIBS = slibce

!if 1
SRCDIR = ..
!else
SRCDIR = $(MAKEDIR)
!endif

TARGETS = $(TARGETS) $(OUTDIR)\$(PROJ).$(TARGETEXT)

OBJS = $(OBJS) $(OUTDIR)\BootConfig.obj
OBJS = $(OBJS) $(OUTDIR)\BootConsoleIo.obj
OBJS = $(OBJS) $(OUTDIR)\BootDebug.obj
OBJS = $(OBJS) $(OUTDIR)\BootDiskIo.obj
OBJS = $(OBJS) $(OUTDIR)\BootEncryptedIo.obj
OBJS = $(OBJS) $(OUTDIR)\BootMain.obj
OBJS = $(OBJS) $(OUTDIR)\BootMemory.obj
OBJS = $(OBJS) $(OUTDIR)\IntFilter.obj
OBJS = $(OBJS) $(OUTDIR)\Platform.obj

OBJS = $(OBJS) $(OUTDIR)\Crc.obj
OBJS = $(OBJS) $(OUTDIR)\Crypto.obj
OBJS = $(OBJS) $(OUTDIR)\Endian.obj
OBJS = $(OBJS) $(OUTDIR)\Pkcs5.obj
OBJS = $(OBJS) $(OUTDIR)\Volumes.obj
OBJS = $(OBJS) $(OUTDIR)\Xts.obj

!if "$(SINGLE_PRF)" == "SHA2"
OBJS = $(OBJS) $(OUTDIR)\Sha2Small.obj
!else
OBJS = $(OBJS) $(OUTDIR)\Rmd160.obj
!endif

!if !DEFINED (SINGLE_CIPHER)
OBJS = $(OBJS) $(OUTDIR)\AesSmall.obj
!else if "$(SINGLE_CIPHER)" == "AES"
OBJS = $(OBJS) $(OUTDIR)\Aes_hw_cpu.obj
OBJS = $(OBJS) $(OUTDIR)\AesSmall_x86.obj
OBJS = $(OBJS) $(OUTDIR)\Aestab.obj
!endif

!if !DEFINED (SINGLE_CIPHER) || "$(SINGLE_CIPHER)" == "SERPENT"
OBJS = $(OBJS) $(OUTDIR)\Serpent.obj
!endif

!if !DEFINED (SINGLE_CIPHER) || "$(SINGLE_CIPHER)" == "TWOFISH"
OBJS = $(OBJS) $(OUTDIR)\Twofish.obj
!endif

!if "$(SINGLE_CIPHER)" == "CAMELLIA"
OBJS = $(OBJS) $(OUTDIR)\CamelliaSmall.obj
!endif

all: env $(TARGETS)

env:
	set INCLUDE=.
	set LIB=.
	set LIBPATH=.

clean:
	-del /q /s $(OBJDIR) >NUL:


.asm{$(OUTDIR)}.obj:
	cd $(OBJDIR)
	$(AS) $(AFLAGS) /c "$(SRCDIR)\$<"
	cd ..

{..\..\Crypto}.asm{$(OUTDIR)}.obj:
	cd $(OBJDIR)
	echo $(<F)
	nasm.exe -Xvc -f obj -Ox -o "$(<B).obj" -l "$(<B).lst" "$(SRCDIR)\$<"
	cd ..

{..\..\Crypto}.c{$(OUTDIR)}.obj:
	cd $(OBJDIR)
	set PATH=.
	$(CC) $(CFLAGS) /c "$(SRCDIR)\$<"
	set PATH=$(ENVPATH)
	cd ..

{..\..\Common}.c{$(OUTDIR)}.obj:
	cd $(OBJDIR)
	set PATH=.
	$(CC) $(CFLAGS) /c "$(SRCDIR)\$<"
	set PATH=$(ENVPATH)
	cd ..

.c{$(OUTDIR)}.obj:
	cd $(OBJDIR)
	set PATH=.
	$(CC) $(CFLAGS) /c "$(SRCDIR)\$<"
	set PATH=$(ENVPATH)
	cd ..

.cpp{$(OUTDIR)}.obj:
	cd $(OBJDIR)
	set PATH=.
	$(CC) $(CFLAGS) /c "$(SRCDIR)\$<"
	set PATH=$(ENVPATH)
	cd ..

$(OUTDIR)\BootDefs.i: BootDefs.h
	cd $(OBJDIR)
	set PATH=.
	$(CC) $(CFLAGS) /D TC_ASM_PREPROCESS /P /EP "$(SRCDIR)\BootDefs.h"
	set PATH=$(ENVPATH)
	cd ..

$(OUTDIR)\BootSector.bin: $(OUTDIR)\BootSector.obj
	cd $(OBJDIR)
	$(LD) $(LFLAGS) BootSector.obj,BootSector.bin,,,, >NUL:
	-dd.exe conv=notrunc bs=512 if=BootSector.bin of=$(PROJ).flp 2>NUL:
	cd ..

$(OUTDIR)\Decompressor.com: $(OUTDIR)\BootCrt.obj $(OUTDIR)\Decompressor.obj
	cd $(OBJDIR)
	$(LD) $(LFLAGS) BootCrt.obj Decompressor.obj,Decompressor.com,Decompressor.map,$(MSVC16_ROOT)\lib\+slibce,,
	-dd.exe conv=notrunc,sync bs=512 seek=1 if=Decompressor.com of=$(PROJ).flp 2>NUL:
	cd ..

$(OUTDIR)\$(PROJ).$(TARGETEXT): $(OBJS)
	@echo Linking...
	cd $(OBJDIR)

	echo >NUL: @<<$(PROJ).crf2

$(PROJ).$(TARGETEXT)
$(PROJ).map
$(MSVC16_ROOT)\lib\+
$(LIBS)
;
<<
	del $(PROJ).crf >NUL: 2>NUL:
	for %F in ($(**F)) do @echo %F + >>$(PROJ).crf
	type $(PROJ).crf2 >>$(PROJ).crf

	$(LD) $(LFLAGS) @$(PROJ).crf
	del $(PROJ).crf $(PROJ).crf2

# Compress the Rescue Disk botloader for Cascades and Serpent since it is too big (size > 31232 bytes)
!if DEFINED(RESCUE_DISK) && (!DEFINED (SINGLE_CIPHER) || ("$(SINGLE_CIPHER)" == "SERPENT"))
	upx $(PROJ).$(TARGETEXT)
!endif
	gzip.exe -c -n --best $(PROJ).$(TARGETEXT) >$(PROJ).$(TARGETEXT).gz
	-dd.exe conv=notrunc,sync bs=512 seek=5 if=$(PROJ).$(TARGETEXT).gz of=$(PROJ).flp 2>NUL:
	cd ..