diff --git a/bcal/bcal_aes128_enconly.c b/bcal/bcal_aes128_enconly.c
new file mode 100644
index 0000000..42bc4a8
--- /dev/null
+++ b/bcal/bcal_aes128_enconly.c
@@ -0,0 +1,53 @@
+/* bcal_aes128.c */
+/*
+ This file is part of the AVR-Crypto-Lib.
+ Copyright (C) 2008 Daniel Otte (daniel.otte@rub.de)
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see .
+ */
+/**
+ * \file bcal_aes128.c
+ * \email daniel.otte@rub.de
+ * \author Daniel Otte
+ * \date 2009-01-08
+ * \license GPLv3 or later
+ *
+ */
+
+#include
+#include
+#include "blockcipher_descriptor.h"
+#include "aes.h"
+#include "aes128_enc.h"
+#include "aes_keyschedule.h"
+#include "keysize_descriptor.h"
+
+const char aes128_str[] PROGMEM = "AES-128";
+
+const uint8_t aes128_keysize_desc[] PROGMEM = { KS_TYPE_LIST, 1, KS_INT(128),
+KS_TYPE_TERMINATOR };
+
+const bcdesc_t aes128_desc PROGMEM = {
+BCDESC_TYPE_BLOCKCIPHER,
+BC_INIT_TYPE_1,
+ aes128_str,
+ sizeof(aes128_ctx_t),
+ 128,
+ { (void_fpt) aes128_init },
+ { (void_fpt) aes128_enc },
+ { (void_fpt) NULL },
+ (bc_free_fpt) NULL,
+ aes128_keysize_desc
+};
+
diff --git a/bcal/bcal_aes128_enconly.h b/bcal/bcal_aes128_enconly.h
new file mode 100644
index 0000000..eb7a0c6
--- /dev/null
+++ b/bcal/bcal_aes128_enconly.h
@@ -0,0 +1,34 @@
+/* bcal_aes128.h */
+/*
+ This file is part of the AVR-Crypto-Lib.
+ Copyright (C) 2008 Daniel Otte (daniel.otte@rub.de)
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see .
+ */
+/**
+ * \file bcal_aes128.h
+ * \email daniel.otte@rub.de
+ * \author Daniel Otte
+ * \date 2009-01-08
+ * \license GPLv3 or later
+ *
+ */
+
+#include
+#include "blockcipher_descriptor.h"
+#include "aes.h"
+#include "aes128_enc.h"
+#include "keysize_descriptor.h"
+
+extern const bcdesc_t aes128_desc;
diff --git a/bcal/bcal_aes192_enconly.c b/bcal/bcal_aes192_enconly.c
new file mode 100644
index 0000000..20c6788
--- /dev/null
+++ b/bcal/bcal_aes192_enconly.c
@@ -0,0 +1,53 @@
+/* bcal_aes192.c */
+/*
+ This file is part of the AVR-Crypto-Lib.
+ Copyright (C) 2008 Daniel Otte (daniel.otte@rub.de)
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see .
+ */
+/**
+ * \file bcal_aes192.c
+ * \email daniel.otte@rub.de
+ * \author Daniel Otte
+ * \date 2009-01-08
+ * \license GPLv3 or later
+ *
+ */
+
+#include
+#include
+#include "blockcipher_descriptor.h"
+#include "aes.h"
+#include "aes192_enc.h"
+#include "aes_keyschedule.h"
+#include "keysize_descriptor.h"
+
+const char aes192_str[] PROGMEM = "AES-192";
+
+const uint8_t aes192_keysize_desc[] PROGMEM = { KS_TYPE_LIST, 1, KS_INT(192),
+KS_TYPE_TERMINATOR };
+
+const bcdesc_t aes192_desc PROGMEM = {
+BCDESC_TYPE_BLOCKCIPHER,
+BC_INIT_TYPE_1,
+ aes192_str,
+ sizeof(aes192_ctx_t),
+ 128,
+ { (void_fpt) aes192_init },
+ { (void_fpt) aes192_enc },
+ { (void_fpt) NULL },
+ (bc_free_fpt) NULL,
+ aes192_keysize_desc
+};
+
diff --git a/bcal/bcal_aes192_enconly.h b/bcal/bcal_aes192_enconly.h
new file mode 100644
index 0000000..1d51cb2
--- /dev/null
+++ b/bcal/bcal_aes192_enconly.h
@@ -0,0 +1,34 @@
+/* bcal_aes192.h */
+/*
+ This file is part of the AVR-Crypto-Lib.
+ Copyright (C) 2008 Daniel Otte (daniel.otte@rub.de)
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see .
+ */
+/**
+ * \file bcal_aes192.h
+ * \email daniel.otte@rub.de
+ * \author Daniel Otte
+ * \date 2009-01-08
+ * \license GPLv3 or later
+ *
+ */
+
+#include
+#include "blockcipher_descriptor.h"
+#include "aes.h"
+#include "aes192_enc.h"
+#include "keysize_descriptor.h"
+
+extern const bcdesc_t aes192_desc;
diff --git a/bcal/bcal_aes256_enconly.c b/bcal/bcal_aes256_enconly.c
new file mode 100644
index 0000000..22c1bb2
--- /dev/null
+++ b/bcal/bcal_aes256_enconly.c
@@ -0,0 +1,53 @@
+/* bcal_aes256.c */
+/*
+ This file is part of the AVR-Crypto-Lib.
+ Copyright (C) 2008 Daniel Otte (daniel.otte@rub.de)
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see .
+ */
+/**
+ * \file bcal_aes256.c
+ * \email daniel.otte@rub.de
+ * \author Daniel Otte
+ * \date 2009-01-08
+ * \license GPLv3 or later
+ *
+ */
+
+#include
+#include
+#include "blockcipher_descriptor.h"
+#include "aes.h"
+#include "aes256_enc.h"
+#include "aes_keyschedule.h"
+#include "keysize_descriptor.h"
+
+const char aes256_str[] PROGMEM = "AES-256";
+
+const uint8_t aes256_keysize_desc[] PROGMEM = { KS_TYPE_LIST, 1, KS_INT(256),
+KS_TYPE_TERMINATOR };
+
+const bcdesc_t aes256_desc PROGMEM = {
+BCDESC_TYPE_BLOCKCIPHER,
+BC_INIT_TYPE_1,
+ aes256_str,
+ sizeof(aes256_ctx_t),
+ 128,
+ { (void_fpt) aes256_init },
+ { (void_fpt) aes256_enc },
+ { (void_fpt) NULL },
+ (bc_free_fpt) NULL,
+ aes256_keysize_desc
+};
+
diff --git a/bcal/bcal_aes256_enconly.h b/bcal/bcal_aes256_enconly.h
new file mode 100644
index 0000000..5474eea
--- /dev/null
+++ b/bcal/bcal_aes256_enconly.h
@@ -0,0 +1,34 @@
+/* bcal_aes256.h */
+/*
+ This file is part of the AVR-Crypto-Lib.
+ Copyright (C) 2008 Daniel Otte (daniel.otte@rub.de)
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see .
+ */
+/**
+ * \file bcal_aes256.h
+ * \email daniel.otte@rub.de
+ * \author Daniel Otte
+ * \date 2009-01-08
+ * \license GPLv3 or later
+ *
+ */
+
+#include
+#include "blockcipher_descriptor.h"
+#include "aes.h"
+#include "aes256_enc.h"
+#include "keysize_descriptor.h"
+
+extern const bcdesc_t aes256_desc;
diff --git a/mkfiles/gcm.mk b/mkfiles/gcm.mk
index 2421a38..c562d35 100644
--- a/mkfiles/gcm.mk
+++ b/mkfiles/gcm.mk
@@ -1,18 +1,17 @@
-# Makefile for AES
+# Makefile for GCM
ALGO_NAME := GCM
# comment out the following line for removement of AES from the build process
-BLOCK_CIPHERS += $(ALGO_NAME)
+AEAD_CIPHERS += $(ALGO_NAME)
$(ALGO_NAME)_DIR := gcm/
$(ALGO_NAME)_INCDIR := memxor/ aes/ gf256mul/ bcal/
$(ALGO_NAME)_OBJ := gcm128.o \
- aes_enc-asm.o aes_dec-asm.o aes_sbox-asm.o aes_invsbox-asm.o \
- aes_keyschedule-asm.o
+ aes_enc-asm.o aes_sbox-asm.o \
+ aes_keyschedule-asm.o memxor.o
$(ALGO_NAME)_TESTBIN := main-gcm-test.o $(CLI_STD) $(BCAL_STD) \
- bcal_aes128.o bcal_aes192.o bcal_aes256.o \
- dump-asm.o dump-decl.o \
- memxor.o
+ bcal_aes128_enconly.o bcal_aes192_enconly.o bcal_aes256_enconly.o \
+ dump-asm.o dump-decl.o
$(ALGO_NAME)_NESSIE_TEST := test nessie
$(ALGO_NAME)_PERFORMANCE_TEST := performance
diff --git a/test_src/main-gcm-test.c b/test_src/main-gcm-test.c
index f2726f2..0211592 100644
--- a/test_src/main-gcm-test.c
+++ b/test_src/main-gcm-test.c
@@ -27,9 +27,9 @@
#include "main-test-common.h"
#include
-#include
-#include
-#include
+#include
+#include
+#include
#include "performance_test.h"
char *algo_name = "GCM-AES128";