diff --git a/libtomcrypt_VS2005.vcproj b/libtomcrypt_VS2005.vcproj
index fb3a12b..cbc302f 100644
--- a/libtomcrypt_VS2005.vcproj
+++ b/libtomcrypt_VS2005.vcproj
@@ -357,10 +357,6 @@
 					RelativePath="src\encauth\ccm\ccm_memory.c"
 					>
 				</File>
-				<File
-					RelativePath="src\encauth\ccm\ccm_memory_ex.c"
-					>
-				</File>
 				<File
 					RelativePath="src\encauth\ccm\ccm_process.c"
 					>
diff --git a/libtomcrypt_VS2008.vcproj b/libtomcrypt_VS2008.vcproj
index 2d9f84f..7908a99 100644
--- a/libtomcrypt_VS2008.vcproj
+++ b/libtomcrypt_VS2008.vcproj
@@ -359,10 +359,6 @@
 					RelativePath="src\encauth\ccm\ccm_memory.c"
 					>
 				</File>
-				<File
-					RelativePath="src\encauth\ccm\ccm_memory_ex.c"
-					>
-				</File>
 				<File
 					RelativePath="src\encauth\ccm\ccm_process.c"
 					>
diff --git a/makefile b/makefile
index c6f0064..6769bc5 100644
--- a/makefile
+++ b/makefile
@@ -48,16 +48,16 @@ src/ciphers/kseed.o src/ciphers/multi2.o src/ciphers/noekeon.o src/ciphers/rc2.o
 src/ciphers/rc6.o src/ciphers/safer/safer.o src/ciphers/safer/saferp.o src/ciphers/skipjack.o \
 src/ciphers/twofish/twofish.o src/ciphers/xtea.o src/encauth/ccm/ccm_add_aad.o \
 src/encauth/ccm/ccm_add_nonce.o src/encauth/ccm/ccm_done.o src/encauth/ccm/ccm_init.o \
-src/encauth/ccm/ccm_memory.o src/encauth/ccm/ccm_memory_ex.o src/encauth/ccm/ccm_process.o \
-src/encauth/ccm/ccm_reset.o src/encauth/ccm/ccm_test.o src/encauth/eax/eax_addheader.o \
-src/encauth/eax/eax_decrypt.o src/encauth/eax/eax_decrypt_verify_memory.o src/encauth/eax/eax_done.o \
-src/encauth/eax/eax_encrypt.o src/encauth/eax/eax_encrypt_authenticate_memory.o \
-src/encauth/eax/eax_init.o src/encauth/eax/eax_test.o src/encauth/gcm/gcm_add_aad.o \
-src/encauth/gcm/gcm_add_iv.o src/encauth/gcm/gcm_done.o src/encauth/gcm/gcm_gf_mult.o \
-src/encauth/gcm/gcm_init.o src/encauth/gcm/gcm_memory.o src/encauth/gcm/gcm_mult_h.o \
-src/encauth/gcm/gcm_process.o src/encauth/gcm/gcm_reset.o src/encauth/gcm/gcm_test.o \
-src/encauth/ocb/ocb_decrypt.o src/encauth/ocb/ocb_decrypt_verify_memory.o \
-src/encauth/ocb/ocb_done_decrypt.o src/encauth/ocb/ocb_done_encrypt.o src/encauth/ocb/ocb_encrypt.o \
+src/encauth/ccm/ccm_memory.o src/encauth/ccm/ccm_process.o src/encauth/ccm/ccm_reset.o \
+src/encauth/ccm/ccm_test.o src/encauth/eax/eax_addheader.o src/encauth/eax/eax_decrypt.o \
+src/encauth/eax/eax_decrypt_verify_memory.o src/encauth/eax/eax_done.o src/encauth/eax/eax_encrypt.o \
+src/encauth/eax/eax_encrypt_authenticate_memory.o src/encauth/eax/eax_init.o \
+src/encauth/eax/eax_test.o src/encauth/gcm/gcm_add_aad.o src/encauth/gcm/gcm_add_iv.o \
+src/encauth/gcm/gcm_done.o src/encauth/gcm/gcm_gf_mult.o src/encauth/gcm/gcm_init.o \
+src/encauth/gcm/gcm_memory.o src/encauth/gcm/gcm_mult_h.o src/encauth/gcm/gcm_process.o \
+src/encauth/gcm/gcm_reset.o src/encauth/gcm/gcm_test.o src/encauth/ocb/ocb_decrypt.o \
+src/encauth/ocb/ocb_decrypt_verify_memory.o src/encauth/ocb/ocb_done_decrypt.o \
+src/encauth/ocb/ocb_done_encrypt.o src/encauth/ocb/ocb_encrypt.o \
 src/encauth/ocb/ocb_encrypt_authenticate_memory.o src/encauth/ocb/ocb_init.o src/encauth/ocb/ocb_ntz.o \
 src/encauth/ocb/ocb_shift_xor.o src/encauth/ocb/ocb_test.o src/encauth/ocb/s_ocb_done.o \
 src/encauth/ocb3/ocb3_add_aad.o src/encauth/ocb3/ocb3_decrypt.o src/encauth/ocb3/ocb3_decrypt_last.o \
diff --git a/makefile.icc b/makefile.icc
index 1456dcc..e2a2102 100644
--- a/makefile.icc
+++ b/makefile.icc
@@ -105,16 +105,16 @@ src/ciphers/kseed.o src/ciphers/multi2.o src/ciphers/noekeon.o src/ciphers/rc2.o
 src/ciphers/rc6.o src/ciphers/safer/safer.o src/ciphers/safer/saferp.o src/ciphers/skipjack.o \
 src/ciphers/twofish/twofish.o src/ciphers/xtea.o src/encauth/ccm/ccm_add_aad.o \
 src/encauth/ccm/ccm_add_nonce.o src/encauth/ccm/ccm_done.o src/encauth/ccm/ccm_init.o \
-src/encauth/ccm/ccm_memory.o src/encauth/ccm/ccm_memory_ex.o src/encauth/ccm/ccm_process.o \
-src/encauth/ccm/ccm_reset.o src/encauth/ccm/ccm_test.o src/encauth/eax/eax_addheader.o \
-src/encauth/eax/eax_decrypt.o src/encauth/eax/eax_decrypt_verify_memory.o src/encauth/eax/eax_done.o \
-src/encauth/eax/eax_encrypt.o src/encauth/eax/eax_encrypt_authenticate_memory.o \
-src/encauth/eax/eax_init.o src/encauth/eax/eax_test.o src/encauth/gcm/gcm_add_aad.o \
-src/encauth/gcm/gcm_add_iv.o src/encauth/gcm/gcm_done.o src/encauth/gcm/gcm_gf_mult.o \
-src/encauth/gcm/gcm_init.o src/encauth/gcm/gcm_memory.o src/encauth/gcm/gcm_mult_h.o \
-src/encauth/gcm/gcm_process.o src/encauth/gcm/gcm_reset.o src/encauth/gcm/gcm_test.o \
-src/encauth/ocb/ocb_decrypt.o src/encauth/ocb/ocb_decrypt_verify_memory.o \
-src/encauth/ocb/ocb_done_decrypt.o src/encauth/ocb/ocb_done_encrypt.o src/encauth/ocb/ocb_encrypt.o \
+src/encauth/ccm/ccm_memory.o src/encauth/ccm/ccm_process.o src/encauth/ccm/ccm_reset.o \
+src/encauth/ccm/ccm_test.o src/encauth/eax/eax_addheader.o src/encauth/eax/eax_decrypt.o \
+src/encauth/eax/eax_decrypt_verify_memory.o src/encauth/eax/eax_done.o src/encauth/eax/eax_encrypt.o \
+src/encauth/eax/eax_encrypt_authenticate_memory.o src/encauth/eax/eax_init.o \
+src/encauth/eax/eax_test.o src/encauth/gcm/gcm_add_aad.o src/encauth/gcm/gcm_add_iv.o \
+src/encauth/gcm/gcm_done.o src/encauth/gcm/gcm_gf_mult.o src/encauth/gcm/gcm_init.o \
+src/encauth/gcm/gcm_memory.o src/encauth/gcm/gcm_mult_h.o src/encauth/gcm/gcm_process.o \
+src/encauth/gcm/gcm_reset.o src/encauth/gcm/gcm_test.o src/encauth/ocb/ocb_decrypt.o \
+src/encauth/ocb/ocb_decrypt_verify_memory.o src/encauth/ocb/ocb_done_decrypt.o \
+src/encauth/ocb/ocb_done_encrypt.o src/encauth/ocb/ocb_encrypt.o \
 src/encauth/ocb/ocb_encrypt_authenticate_memory.o src/encauth/ocb/ocb_init.o src/encauth/ocb/ocb_ntz.o \
 src/encauth/ocb/ocb_shift_xor.o src/encauth/ocb/ocb_test.o src/encauth/ocb/s_ocb_done.o \
 src/encauth/ocb3/ocb3_add_aad.o src/encauth/ocb3/ocb3_decrypt.o src/encauth/ocb3/ocb3_decrypt_last.o \
diff --git a/makefile.mingw b/makefile.mingw
index 3af944e..6f19124 100644
--- a/makefile.mingw
+++ b/makefile.mingw
@@ -52,16 +52,16 @@ src/ciphers/kseed.o src/ciphers/multi2.o src/ciphers/noekeon.o src/ciphers/rc2.o
 src/ciphers/rc6.o src/ciphers/safer/safer.o src/ciphers/safer/saferp.o src/ciphers/skipjack.o \
 src/ciphers/twofish/twofish.o src/ciphers/xtea.o src/encauth/ccm/ccm_add_aad.o \
 src/encauth/ccm/ccm_add_nonce.o src/encauth/ccm/ccm_done.o src/encauth/ccm/ccm_init.o \
-src/encauth/ccm/ccm_memory.o src/encauth/ccm/ccm_memory_ex.o src/encauth/ccm/ccm_process.o \
-src/encauth/ccm/ccm_reset.o src/encauth/ccm/ccm_test.o src/encauth/eax/eax_addheader.o \
-src/encauth/eax/eax_decrypt.o src/encauth/eax/eax_decrypt_verify_memory.o src/encauth/eax/eax_done.o \
-src/encauth/eax/eax_encrypt.o src/encauth/eax/eax_encrypt_authenticate_memory.o \
-src/encauth/eax/eax_init.o src/encauth/eax/eax_test.o src/encauth/gcm/gcm_add_aad.o \
-src/encauth/gcm/gcm_add_iv.o src/encauth/gcm/gcm_done.o src/encauth/gcm/gcm_gf_mult.o \
-src/encauth/gcm/gcm_init.o src/encauth/gcm/gcm_memory.o src/encauth/gcm/gcm_mult_h.o \
-src/encauth/gcm/gcm_process.o src/encauth/gcm/gcm_reset.o src/encauth/gcm/gcm_test.o \
-src/encauth/ocb/ocb_decrypt.o src/encauth/ocb/ocb_decrypt_verify_memory.o \
-src/encauth/ocb/ocb_done_decrypt.o src/encauth/ocb/ocb_done_encrypt.o src/encauth/ocb/ocb_encrypt.o \
+src/encauth/ccm/ccm_memory.o src/encauth/ccm/ccm_process.o src/encauth/ccm/ccm_reset.o \
+src/encauth/ccm/ccm_test.o src/encauth/eax/eax_addheader.o src/encauth/eax/eax_decrypt.o \
+src/encauth/eax/eax_decrypt_verify_memory.o src/encauth/eax/eax_done.o src/encauth/eax/eax_encrypt.o \
+src/encauth/eax/eax_encrypt_authenticate_memory.o src/encauth/eax/eax_init.o \
+src/encauth/eax/eax_test.o src/encauth/gcm/gcm_add_aad.o src/encauth/gcm/gcm_add_iv.o \
+src/encauth/gcm/gcm_done.o src/encauth/gcm/gcm_gf_mult.o src/encauth/gcm/gcm_init.o \
+src/encauth/gcm/gcm_memory.o src/encauth/gcm/gcm_mult_h.o src/encauth/gcm/gcm_process.o \
+src/encauth/gcm/gcm_reset.o src/encauth/gcm/gcm_test.o src/encauth/ocb/ocb_decrypt.o \
+src/encauth/ocb/ocb_decrypt_verify_memory.o src/encauth/ocb/ocb_done_decrypt.o \
+src/encauth/ocb/ocb_done_encrypt.o src/encauth/ocb/ocb_encrypt.o \
 src/encauth/ocb/ocb_encrypt_authenticate_memory.o src/encauth/ocb/ocb_init.o src/encauth/ocb/ocb_ntz.o \
 src/encauth/ocb/ocb_shift_xor.o src/encauth/ocb/ocb_test.o src/encauth/ocb/s_ocb_done.o \
 src/encauth/ocb3/ocb3_add_aad.o src/encauth/ocb3/ocb3_decrypt.o src/encauth/ocb3/ocb3_decrypt_last.o \
diff --git a/makefile.msvc b/makefile.msvc
index 5277a67..8f2d39b 100644
--- a/makefile.msvc
+++ b/makefile.msvc
@@ -10,16 +10,16 @@ src/ciphers/kseed.obj src/ciphers/multi2.obj src/ciphers/noekeon.obj src/ciphers
 src/ciphers/rc6.obj src/ciphers/safer/safer.obj src/ciphers/safer/saferp.obj src/ciphers/skipjack.obj \
 src/ciphers/twofish/twofish.obj src/ciphers/xtea.obj src/encauth/ccm/ccm_add_aad.obj \
 src/encauth/ccm/ccm_add_nonce.obj src/encauth/ccm/ccm_done.obj src/encauth/ccm/ccm_init.obj \
-src/encauth/ccm/ccm_memory.obj src/encauth/ccm/ccm_memory_ex.obj src/encauth/ccm/ccm_process.obj \
-src/encauth/ccm/ccm_reset.obj src/encauth/ccm/ccm_test.obj src/encauth/eax/eax_addheader.obj \
-src/encauth/eax/eax_decrypt.obj src/encauth/eax/eax_decrypt_verify_memory.obj src/encauth/eax/eax_done.obj \
-src/encauth/eax/eax_encrypt.obj src/encauth/eax/eax_encrypt_authenticate_memory.obj \
-src/encauth/eax/eax_init.obj src/encauth/eax/eax_test.obj src/encauth/gcm/gcm_add_aad.obj \
-src/encauth/gcm/gcm_add_iv.obj src/encauth/gcm/gcm_done.obj src/encauth/gcm/gcm_gf_mult.obj \
-src/encauth/gcm/gcm_init.obj src/encauth/gcm/gcm_memory.obj src/encauth/gcm/gcm_mult_h.obj \
-src/encauth/gcm/gcm_process.obj src/encauth/gcm/gcm_reset.obj src/encauth/gcm/gcm_test.obj \
-src/encauth/ocb/ocb_decrypt.obj src/encauth/ocb/ocb_decrypt_verify_memory.obj \
-src/encauth/ocb/ocb_done_decrypt.obj src/encauth/ocb/ocb_done_encrypt.obj src/encauth/ocb/ocb_encrypt.obj \
+src/encauth/ccm/ccm_memory.obj src/encauth/ccm/ccm_process.obj src/encauth/ccm/ccm_reset.obj \
+src/encauth/ccm/ccm_test.obj src/encauth/eax/eax_addheader.obj src/encauth/eax/eax_decrypt.obj \
+src/encauth/eax/eax_decrypt_verify_memory.obj src/encauth/eax/eax_done.obj src/encauth/eax/eax_encrypt.obj \
+src/encauth/eax/eax_encrypt_authenticate_memory.obj src/encauth/eax/eax_init.obj \
+src/encauth/eax/eax_test.obj src/encauth/gcm/gcm_add_aad.obj src/encauth/gcm/gcm_add_iv.obj \
+src/encauth/gcm/gcm_done.obj src/encauth/gcm/gcm_gf_mult.obj src/encauth/gcm/gcm_init.obj \
+src/encauth/gcm/gcm_memory.obj src/encauth/gcm/gcm_mult_h.obj src/encauth/gcm/gcm_process.obj \
+src/encauth/gcm/gcm_reset.obj src/encauth/gcm/gcm_test.obj src/encauth/ocb/ocb_decrypt.obj \
+src/encauth/ocb/ocb_decrypt_verify_memory.obj src/encauth/ocb/ocb_done_decrypt.obj \
+src/encauth/ocb/ocb_done_encrypt.obj src/encauth/ocb/ocb_encrypt.obj \
 src/encauth/ocb/ocb_encrypt_authenticate_memory.obj src/encauth/ocb/ocb_init.obj src/encauth/ocb/ocb_ntz.obj \
 src/encauth/ocb/ocb_shift_xor.obj src/encauth/ocb/ocb_test.obj src/encauth/ocb/s_ocb_done.obj \
 src/encauth/ocb3/ocb3_add_aad.obj src/encauth/ocb3/ocb3_decrypt.obj src/encauth/ocb3/ocb3_decrypt_last.obj \
diff --git a/makefile.shared b/makefile.shared
index 2b72444..3fde59c 100644
--- a/makefile.shared
+++ b/makefile.shared
@@ -38,16 +38,16 @@ src/ciphers/kseed.o src/ciphers/multi2.o src/ciphers/noekeon.o src/ciphers/rc2.o
 src/ciphers/rc6.o src/ciphers/safer/safer.o src/ciphers/safer/saferp.o src/ciphers/skipjack.o \
 src/ciphers/twofish/twofish.o src/ciphers/xtea.o src/encauth/ccm/ccm_add_aad.o \
 src/encauth/ccm/ccm_add_nonce.o src/encauth/ccm/ccm_done.o src/encauth/ccm/ccm_init.o \
-src/encauth/ccm/ccm_memory.o src/encauth/ccm/ccm_memory_ex.o src/encauth/ccm/ccm_process.o \
-src/encauth/ccm/ccm_reset.o src/encauth/ccm/ccm_test.o src/encauth/eax/eax_addheader.o \
-src/encauth/eax/eax_decrypt.o src/encauth/eax/eax_decrypt_verify_memory.o src/encauth/eax/eax_done.o \
-src/encauth/eax/eax_encrypt.o src/encauth/eax/eax_encrypt_authenticate_memory.o \
-src/encauth/eax/eax_init.o src/encauth/eax/eax_test.o src/encauth/gcm/gcm_add_aad.o \
-src/encauth/gcm/gcm_add_iv.o src/encauth/gcm/gcm_done.o src/encauth/gcm/gcm_gf_mult.o \
-src/encauth/gcm/gcm_init.o src/encauth/gcm/gcm_memory.o src/encauth/gcm/gcm_mult_h.o \
-src/encauth/gcm/gcm_process.o src/encauth/gcm/gcm_reset.o src/encauth/gcm/gcm_test.o \
-src/encauth/ocb/ocb_decrypt.o src/encauth/ocb/ocb_decrypt_verify_memory.o \
-src/encauth/ocb/ocb_done_decrypt.o src/encauth/ocb/ocb_done_encrypt.o src/encauth/ocb/ocb_encrypt.o \
+src/encauth/ccm/ccm_memory.o src/encauth/ccm/ccm_process.o src/encauth/ccm/ccm_reset.o \
+src/encauth/ccm/ccm_test.o src/encauth/eax/eax_addheader.o src/encauth/eax/eax_decrypt.o \
+src/encauth/eax/eax_decrypt_verify_memory.o src/encauth/eax/eax_done.o src/encauth/eax/eax_encrypt.o \
+src/encauth/eax/eax_encrypt_authenticate_memory.o src/encauth/eax/eax_init.o \
+src/encauth/eax/eax_test.o src/encauth/gcm/gcm_add_aad.o src/encauth/gcm/gcm_add_iv.o \
+src/encauth/gcm/gcm_done.o src/encauth/gcm/gcm_gf_mult.o src/encauth/gcm/gcm_init.o \
+src/encauth/gcm/gcm_memory.o src/encauth/gcm/gcm_mult_h.o src/encauth/gcm/gcm_process.o \
+src/encauth/gcm/gcm_reset.o src/encauth/gcm/gcm_test.o src/encauth/ocb/ocb_decrypt.o \
+src/encauth/ocb/ocb_decrypt_verify_memory.o src/encauth/ocb/ocb_done_decrypt.o \
+src/encauth/ocb/ocb_done_encrypt.o src/encauth/ocb/ocb_encrypt.o \
 src/encauth/ocb/ocb_encrypt_authenticate_memory.o src/encauth/ocb/ocb_init.o src/encauth/ocb/ocb_ntz.o \
 src/encauth/ocb/ocb_shift_xor.o src/encauth/ocb/ocb_test.o src/encauth/ocb/s_ocb_done.o \
 src/encauth/ocb3/ocb3_add_aad.o src/encauth/ocb3/ocb3_decrypt.o src/encauth/ocb3/ocb3_decrypt_last.o \
diff --git a/makefile.unix b/makefile.unix
index 5b58c44..5e6f3cd 100644
--- a/makefile.unix
+++ b/makefile.unix
@@ -46,16 +46,16 @@ src/ciphers/kseed.o src/ciphers/multi2.o src/ciphers/noekeon.o src/ciphers/rc2.o
 src/ciphers/rc6.o src/ciphers/safer/safer.o src/ciphers/safer/saferp.o src/ciphers/skipjack.o \
 src/ciphers/twofish/twofish.o src/ciphers/xtea.o src/encauth/ccm/ccm_add_aad.o \
 src/encauth/ccm/ccm_add_nonce.o src/encauth/ccm/ccm_done.o src/encauth/ccm/ccm_init.o \
-src/encauth/ccm/ccm_memory.o src/encauth/ccm/ccm_memory_ex.o src/encauth/ccm/ccm_process.o \
-src/encauth/ccm/ccm_reset.o src/encauth/ccm/ccm_test.o src/encauth/eax/eax_addheader.o \
-src/encauth/eax/eax_decrypt.o src/encauth/eax/eax_decrypt_verify_memory.o src/encauth/eax/eax_done.o \
-src/encauth/eax/eax_encrypt.o src/encauth/eax/eax_encrypt_authenticate_memory.o \
-src/encauth/eax/eax_init.o src/encauth/eax/eax_test.o src/encauth/gcm/gcm_add_aad.o \
-src/encauth/gcm/gcm_add_iv.o src/encauth/gcm/gcm_done.o src/encauth/gcm/gcm_gf_mult.o \
-src/encauth/gcm/gcm_init.o src/encauth/gcm/gcm_memory.o src/encauth/gcm/gcm_mult_h.o \
-src/encauth/gcm/gcm_process.o src/encauth/gcm/gcm_reset.o src/encauth/gcm/gcm_test.o \
-src/encauth/ocb/ocb_decrypt.o src/encauth/ocb/ocb_decrypt_verify_memory.o \
-src/encauth/ocb/ocb_done_decrypt.o src/encauth/ocb/ocb_done_encrypt.o src/encauth/ocb/ocb_encrypt.o \
+src/encauth/ccm/ccm_memory.o src/encauth/ccm/ccm_process.o src/encauth/ccm/ccm_reset.o \
+src/encauth/ccm/ccm_test.o src/encauth/eax/eax_addheader.o src/encauth/eax/eax_decrypt.o \
+src/encauth/eax/eax_decrypt_verify_memory.o src/encauth/eax/eax_done.o src/encauth/eax/eax_encrypt.o \
+src/encauth/eax/eax_encrypt_authenticate_memory.o src/encauth/eax/eax_init.o \
+src/encauth/eax/eax_test.o src/encauth/gcm/gcm_add_aad.o src/encauth/gcm/gcm_add_iv.o \
+src/encauth/gcm/gcm_done.o src/encauth/gcm/gcm_gf_mult.o src/encauth/gcm/gcm_init.o \
+src/encauth/gcm/gcm_memory.o src/encauth/gcm/gcm_mult_h.o src/encauth/gcm/gcm_process.o \
+src/encauth/gcm/gcm_reset.o src/encauth/gcm/gcm_test.o src/encauth/ocb/ocb_decrypt.o \
+src/encauth/ocb/ocb_decrypt_verify_memory.o src/encauth/ocb/ocb_done_decrypt.o \
+src/encauth/ocb/ocb_done_encrypt.o src/encauth/ocb/ocb_encrypt.o \
 src/encauth/ocb/ocb_encrypt_authenticate_memory.o src/encauth/ocb/ocb_init.o src/encauth/ocb/ocb_ntz.o \
 src/encauth/ocb/ocb_shift_xor.o src/encauth/ocb/ocb_test.o src/encauth/ocb/s_ocb_done.o \
 src/encauth/ocb3/ocb3_add_aad.o src/encauth/ocb3/ocb3_decrypt.o src/encauth/ocb3/ocb3_decrypt_last.o \