dropbear: eax_encrypt_authenticate

Branch renaming

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--1:000000000000
+:7faae8f46238
+/* LibTomCrypt, modular cryptographic library -- Tom St Denis
+*
+* LibTomCrypt is a library that provides various cryptographic
+* algorithms in a highly modular and flexible manner.
+*
+* The library is free for all purposes without any express
+* guarantee it works.
+*
+* Tom St Denis, [email protected], http://libtomcrypt.org
+*/
+/* EAX Implementation by Tom St Denis */
+#include "mycrypt.h"
+#ifdef EAX_MODE
+int eax_encrypt_authenticate_memory(int cipher,
+const unsigned char *key,    unsigned long keylen,
+const unsigned char *nonce,  unsigned long noncelen,
+const unsigned char *header, unsigned long headerlen,
+const unsigned char *pt,     unsigned long ptlen,
+unsigned char *ct,
+unsigned char *tag,    unsigned long *taglen)
+{
+int err;
+eax_state eax;
+if ((err = eax_init(&eax, cipher, key, keylen, nonce, noncelen, header, headerlen)) != CRYPT_OK) {
+return err;
+}
+if ((err = eax_encrypt(&eax, pt, ct, ptlen)) != CRYPT_OK) {
+return err;
+}
+if ((err = eax_done(&eax, tag, taglen)) != CRYPT_OK) {
+return err;
+}
+return CRYPT_OK;
+}
+#endif

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