utils: Add Makefile for our copy of libtomcrypt.

Change-Id: I6b9ffe86b9e78b494a3a9211d6e79bb81c9fb6d4

utils/tomcrypt/Makefile

@@ -0,0 +1,41 @@
+#             __________               __   ___.
+#   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+#   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+#   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+#   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+#                     \/            \/     \/    \/            \/
+
+BUILD_DIR := build
+TARGET_DIR := .
+DEFINES =
+CC ?= gcc
+ifndef V
+    SILENT := @
+endif
+
+CFLAGS := -O3 -g -std=c99 -Wall $(DEFINES) -Isrc/headers
+LDFLAGS :=
+
+SOURCES := \
+	src/ciphers/aes/aes.c src/ciphers/aes/aes_tab.c \
+	src/misc/crypt/crypt_argchk.c src/misc/crypt/crypt_register_cipher.c src/misc/crypt/crypt_cipher_is_valid.c src/misc/crypt/crypt_cipher_descriptor.c \
+	src/misc/zeromem.c src/misc/compare_testvector.c \
+	src/modes/cbc/cbc_start.c src/modes/cbc/cbc_decrypt.c src/modes/cbc/cbc_encrypt.c \
+	src/hashes/sha1.c
+
+
+OBJS := $(addprefix $(BUILD_DIR)/,$(patsubst %.c,%.o,$(SOURCES)))
+
+LIB := librbtomcrypt.a
+
+$(LIB): $(OBJS)
+	$(info AR $(notdir $@))
+	$(SILENT)$(CROSS)$(AR) rcs $(TARGET_DIR)/$@ $^
+
+$(BUILD_DIR)/%.o: %.c
+	$(info CC $(notdir $@))
+	$(SILENT)mkdir -p $(dir $@)
+	$(SILENT)$(CROSS)$(CC) $(CFLAGS) -c -o $@ $<
+
+clean:
+	rm -fr $(BUILDDIR) $(LIB)