19 files changed, 244 insertions, 238 deletions

diff --git a/source4/heimdal/lib/krb5/context.c b/source4/heimdal/lib/krb5/context.c
index d4e48d26c7..b6c6870938 100644
--- a/source4/heimdal/lib/krb5/context.c
+++ b/source4/heimdal/lib/krb5/context.c
@@ -317,7 +317,7 @@ kt_ops_copy(krb5_context context, const krb5_context src_context)
     return 0;
 }
 
-static const char *sysplugin_dirs[] =  {
+static const char *sysplugin_dirs[] =  { 
     LIBDIR "/plugin/krb5",
 #ifdef __APPLE__
     "/Library/KerberosPlugins/KerberosFrameworkPlugins",
@@ -332,7 +332,7 @@ init_context_once(void *ctx)
     krb5_context context = ctx;
 
     _krb5_load_plugins(context, "krb5", sysplugin_dirs);
-
+    
     bindtextdomain(HEIMDAL_TEXTDOMAIN, HEIMDAL_LOCALEDIR);
 }
 
diff --git a/source4/heimdal/lib/krb5/crypto-aes.c b/source4/heimdal/lib/krb5/crypto-aes.c
index 25c675c900..e8facd85dd 100644
--- a/source4/heimdal/lib/krb5/crypto-aes.c
+++ b/source4/heimdal/lib/krb5/crypto-aes.c
@@ -37,12 +37,12 @@
  * AES
  */
 
-static struct key_type keytype_aes128 = {
+static struct _krb5_key_type keytype_aes128 = {
     KEYTYPE_AES128,
     "aes-128",
     128,
     16,
-    sizeof(struct evp_schedule),
+    sizeof(struct _krb5_evp_schedule),
     NULL,
     _krb5_evp_schedule,
     _krb5_AES_salt,
@@ -51,12 +51,12 @@ static struct key_type keytype_aes128 = {
     EVP_aes_128_cbc
 };
 
-static struct key_type keytype_aes256 = {
+static struct _krb5_key_type keytype_aes256 = {
     KEYTYPE_AES256,
     "aes-256",
     256,
     32,
-    sizeof(struct evp_schedule),
+    sizeof(struct _krb5_evp_schedule),
     NULL,
     _krb5_evp_schedule,
     _krb5_AES_salt,
@@ -65,7 +65,7 @@ static struct key_type keytype_aes256 = {
     EVP_aes_256_cbc
 };
 
-struct checksum_type _krb5_checksum_hmac_sha1_aes128 = {
+struct _krb5_checksum_type _krb5_checksum_hmac_sha1_aes128 = {
     CKSUMTYPE_HMAC_SHA1_96_AES_128,
     "hmac-sha1-96-aes128",
     64,
@@ -75,7 +75,7 @@ struct checksum_type _krb5_checksum_hmac_sha1_aes128 = {
     NULL
 };
 
-struct checksum_type _krb5_checksum_hmac_sha1_aes256 = {
+struct _krb5_checksum_type _krb5_checksum_hmac_sha1_aes256 = {
     CKSUMTYPE_HMAC_SHA1_96_AES_256,
     "hmac-sha1-96-aes256",
     64,
@@ -91,7 +91,7 @@ AES_PRF(krb5_context context,
 	const krb5_data *in,
 	krb5_data *out)
 {
-    struct checksum_type *ct = crypto->et->checksum;
+    struct _krb5_checksum_type *ct = crypto->et->checksum;
     krb5_error_code ret;
     Checksum result;
     krb5_keyblock *derived;
@@ -139,7 +139,7 @@ AES_PRF(krb5_context context,
     return ret;
 }
 
-struct encryption_type _krb5_enctype_aes128_cts_hmac_sha1 = {
+struct _krb5_encryption_type _krb5_enctype_aes128_cts_hmac_sha1 = {
     ETYPE_AES128_CTS_HMAC_SHA1_96,
     "aes128-cts-hmac-sha1-96",
     16,
@@ -154,7 +154,7 @@ struct encryption_type _krb5_enctype_aes128_cts_hmac_sha1 = {
     AES_PRF
 };
 
-struct encryption_type _krb5_enctype_aes256_cts_hmac_sha1 = {
+struct _krb5_encryption_type _krb5_enctype_aes256_cts_hmac_sha1 = {
     ETYPE_AES256_CTS_HMAC_SHA1_96,
     "aes256-cts-hmac-sha1-96",
     16,
diff --git a/source4/heimdal/lib/krb5/crypto-algs.c b/source4/heimdal/lib/krb5/crypto-algs.c
index 5e468f360a..ed31377bd0 100644
--- a/source4/heimdal/lib/krb5/crypto-algs.c
+++ b/source4/heimdal/lib/krb5/crypto-algs.c
@@ -37,7 +37,7 @@
 #define DES3_OLD_ENCTYPE 1
 #endif
 
-struct checksum_type *_krb5_checksum_types[] = {
+struct _krb5_checksum_type *_krb5_checksum_types[] = {
     &_krb5_checksum_none,
 #ifdef HEIM_WEAK_CRYPTO
     &_krb5_checksum_crc32,
@@ -63,7 +63,7 @@ int _krb5_num_checksums
  * these should currently be in reverse preference order.
  * (only relevant for !F_PSEUDO) */
 
-struct encryption_type *_krb5_etypes[] = {
+struct _krb5_encryption_type *_krb5_etypes[] = {
     &_krb5_enctype_aes256_cts_hmac_sha1,
     &_krb5_enctype_aes128_cts_hmac_sha1,
     &_krb5_enctype_des3_cbc_sha1,
diff --git a/source4/heimdal/lib/krb5/crypto-arcfour.c b/source4/heimdal/lib/krb5/crypto-arcfour.c
index d098561474..82769aea62 100644
--- a/source4/heimdal/lib/krb5/crypto-arcfour.c
+++ b/source4/heimdal/lib/krb5/crypto-arcfour.c
@@ -37,12 +37,12 @@
 
 #include "krb5_locl.h"
 
-static struct key_type keytype_arcfour = {
+static struct _krb5_key_type keytype_arcfour = {
     KEYTYPE_ARCFOUR,
     "arcfour",
     128,
     16,
-    sizeof(struct evp_schedule),
+    sizeof(struct _krb5_evp_schedule),
     NULL,
     _krb5_evp_schedule,
     _krb5_arcfour_salt,
@@ -57,17 +57,17 @@ static struct key_type keytype_arcfour = {
 
 krb5_error_code
 _krb5_HMAC_MD5_checksum(krb5_context context,
-			struct key_data *key,
+			struct _krb5_key_data *key,
 			const void *data,
 			size_t len,
 			unsigned usage,
 			Checksum *result)
 {
     EVP_MD_CTX *m;
-    struct checksum_type *c = _krb5_find_checksum (CKSUMTYPE_RSA_MD5);
+    struct _krb5_checksum_type *c = _krb5_find_checksum (CKSUMTYPE_RSA_MD5);
     const char signature[] = "signaturekey";
     Checksum ksign_c;
-    struct key_data ksign;
+    struct _krb5_key_data ksign;
     krb5_keyblock kb;
     unsigned char t[4];
     unsigned char tmp[16];
@@ -105,7 +105,7 @@ _krb5_HMAC_MD5_checksum(krb5_context context,
     return 0;
 }
 
-struct checksum_type _krb5_checksum_hmac_md5 = {
+struct _krb5_checksum_type _krb5_checksum_hmac_md5 = {
     CKSUMTYPE_HMAC_MD5,
     "hmac-md5",
     64,
@@ -123,16 +123,16 @@ struct checksum_type _krb5_checksum_hmac_md5 = {
 
 static krb5_error_code
 ARCFOUR_subencrypt(krb5_context context,
-		   struct key_data *key,
+		   struct _krb5_key_data *key,
 		   void *data,
 		   size_t len,
 		   unsigned usage,
 		   void *ivec)
 {
     EVP_CIPHER_CTX ctx;
-    struct checksum_type *c = _krb5_find_checksum (CKSUMTYPE_RSA_MD5);
+    struct _krb5_checksum_type *c = _krb5_find_checksum (CKSUMTYPE_RSA_MD5);
     Checksum k1_c, k2_c, k3_c, cksum;
-    struct key_data ke;
+    struct _krb5_key_data ke;
     krb5_keyblock kb;
     unsigned char t[4];
     unsigned char *cdata = data;
@@ -190,16 +190,16 @@ ARCFOUR_subencrypt(krb5_context context,
 
 static krb5_error_code
 ARCFOUR_subdecrypt(krb5_context context,
-		   struct key_data *key,
+		   struct _krb5_key_data *key,
 		   void *data,
 		   size_t len,
 		   unsigned usage,
 		   void *ivec)
 {
     EVP_CIPHER_CTX ctx;
-    struct checksum_type *c = _krb5_find_checksum (CKSUMTYPE_RSA_MD5);
+    struct _krb5_checksum_type *c = _krb5_find_checksum (CKSUMTYPE_RSA_MD5);
     Checksum k1_c, k2_c, k3_c, cksum;
-    struct key_data ke;
+    struct _krb5_key_data ke;
     krb5_keyblock kb;
     unsigned char t[4];
     unsigned char *cdata = data;
@@ -290,7 +290,7 @@ _krb5_usage2arcfour(krb5_context context, unsigned *usage)
 
 static krb5_error_code
 ARCFOUR_encrypt(krb5_context context,
-		struct key_data *key,
+		struct _krb5_key_data *key,
 		void *data,
 		size_t len,
 		krb5_boolean encryptp,
@@ -309,7 +309,7 @@ ARCFOUR_encrypt(krb5_context context,
 	return ARCFOUR_subdecrypt (context, key, data, len, keyusage, ivec);
 }
 
-struct encryption_type _krb5_enctype_arcfour_hmac_md5 = {
+struct _krb5_encryption_type _krb5_enctype_arcfour_hmac_md5 = {
     ETYPE_ARCFOUR_HMAC_MD5,
     "arcfour-hmac-md5",
     1,
diff --git a/source4/heimdal/lib/krb5/crypto-des-common.c b/source4/heimdal/lib/krb5/crypto-des-common.c
index 82d344f28f..f8313952dc 100644
--- a/source4/heimdal/lib/krb5/crypto-des-common.c
+++ b/source4/heimdal/lib/krb5/crypto-des-common.c
@@ -57,12 +57,12 @@ _krb5_xor (DES_cblock *key, const unsigned char *b)
 krb5_error_code
 _krb5_des_checksum(krb5_context context,
 		   const EVP_MD *evp_md,
-		   struct key_data *key,
+		   struct _krb5_key_data *key,
 		   const void *data,
 		   size_t len,
 		   Checksum *cksum)
 {
-    struct evp_schedule *ctx = key->schedule->data;
+    struct _krb5_evp_schedule *ctx = key->schedule->data;
     EVP_MD_CTX *m;
     DES_cblock ivec;
     unsigned char *p = cksum->checksum.data;
@@ -90,12 +90,12 @@ _krb5_des_checksum(krb5_context context,
 krb5_error_code
 _krb5_des_verify(krb5_context context,
 		 const EVP_MD *evp_md,
-		 struct key_data *key,
+		 struct _krb5_key_data *key,
 		 const void *data,
 		 size_t len,
 		 Checksum *C)
 {
-    struct evp_schedule *ctx = key->schedule->data;
+    struct _krb5_evp_schedule *ctx = key->schedule->data;
     EVP_MD_CTX *m;
     unsigned char tmp[24];
     unsigned char res[16];
@@ -130,7 +130,7 @@ _krb5_des_verify(krb5_context context,
 
 static krb5_error_code
 RSA_MD5_checksum(krb5_context context,
-		 struct key_data *key,
+		 struct _krb5_key_data *key,
 		 const void *data,
 		 size_t len,
 		 unsigned usage,
@@ -141,7 +141,7 @@ RSA_MD5_checksum(krb5_context context,
     return 0;
 }
 
-struct checksum_type _krb5_checksum_rsa_md5 = {
+struct _krb5_checksum_type _krb5_checksum_rsa_md5 = {
     CKSUMTYPE_RSA_MD5,
     "rsa-md5",
     64,
diff --git a/source4/heimdal/lib/krb5/crypto-des.c b/source4/heimdal/lib/krb5/crypto-des.c
index f6c09ba40c..1c062b5e61 100644
--- a/source4/heimdal/lib/krb5/crypto-des.c
+++ b/source4/heimdal/lib/krb5/crypto-des.c
@@ -49,8 +49,8 @@ krb5_DES_random_key(krb5_context context,
 
 static void
 krb5_DES_schedule_old(krb5_context context,
-		      struct key_type *kt,
-		      struct key_data *key)
+		      struct _krb5_key_type *kt,
+		      struct _krb5_key_data *key)
 {
     DES_set_key_unchecked(key->key->keyvalue.data, key->schedule->data);
 }
@@ -68,7 +68,7 @@ krb5_DES_random_to_key(krb5_context context,
 	_krb5_xor(k, (const unsigned char*)"\0\0\0\0\0\0\0\xf0");
 }
 
-static struct key_type keytype_des_old = {
+static struct _krb5_key_type keytype_des_old = {
     KEYTYPE_DES,
     "des-old",
     56,
@@ -80,12 +80,12 @@ static struct key_type keytype_des_old = {
     krb5_DES_random_to_key
 };
 
-static struct key_type keytype_des = {
+static struct _krb5_key_type keytype_des = {
     KEYTYPE_DES,
     "des",
     56,
     8,
-    sizeof(struct evp_schedule),
+    sizeof(struct _krb5_evp_schedule),
     krb5_DES_random_key,
     _krb5_evp_schedule,
     _krb5_des_salt,
@@ -96,7 +96,7 @@ static struct key_type keytype_des = {
 
 static krb5_error_code
 CRC32_checksum(krb5_context context,
-	       struct key_data *key,
+	       struct _krb5_key_data *key,
 	       const void *data,
 	       size_t len,
 	       unsigned usage,
@@ -115,7 +115,7 @@ CRC32_checksum(krb5_context context,
 
 static krb5_error_code
 RSA_MD4_checksum(krb5_context context,
-		 struct key_data *key,
+		 struct _krb5_key_data *key,
 		 const void *data,
 		 size_t len,
 		 unsigned usage,
@@ -128,7 +128,7 @@ RSA_MD4_checksum(krb5_context context,
 
 static krb5_error_code
 RSA_MD4_DES_checksum(krb5_context context,
-		     struct key_data *key,
+		     struct _krb5_key_data *key,
 		     const void *data,
 		     size_t len,
 		     unsigned usage,
@@ -139,7 +139,7 @@ RSA_MD4_DES_checksum(krb5_context context,
 
 static krb5_error_code
 RSA_MD4_DES_verify(krb5_context context,
-		   struct key_data *key,
+		   struct _krb5_key_data *key,
 		   const void *data,
 		   size_t len,
 		   unsigned usage,
@@ -150,7 +150,7 @@ RSA_MD4_DES_verify(krb5_context context,
 
 static krb5_error_code
 RSA_MD5_DES_checksum(krb5_context context,
-		     struct key_data *key,
+		     struct _krb5_key_data *key,
 		     const void *data,
 		     size_t len,
 		     unsigned usage,
@@ -161,7 +161,7 @@ RSA_MD5_DES_checksum(krb5_context context,
 
 static krb5_error_code
 RSA_MD5_DES_verify(krb5_context context,
-		   struct key_data *key,
+		   struct _krb5_key_data *key,
 		   const void *data,
 		   size_t len,
 		   unsigned usage,
@@ -170,7 +170,7 @@ RSA_MD5_DES_verify(krb5_context context,
     return _krb5_des_verify(context, EVP_md5(), key, data, len, C);
 }
 
-struct checksum_type _krb5_checksum_crc32 = {
+struct _krb5_checksum_type _krb5_checksum_crc32 = {
     CKSUMTYPE_CRC32,
     "crc32",
     1,
@@ -180,7 +180,7 @@ struct checksum_type _krb5_checksum_crc32 = {
     NULL
 };
 
-struct checksum_type _krb5_checksum_rsa_md4 = {
+struct _krb5_checksum_type _krb5_checksum_rsa_md4 = {
     CKSUMTYPE_RSA_MD4,
     "rsa-md4",
     64,
@@ -190,7 +190,7 @@ struct checksum_type _krb5_checksum_rsa_md4 = {
     NULL
 };
 
-struct checksum_type _krb5_checksum_rsa_md4_des = {
+struct _krb5_checksum_type _krb5_checksum_rsa_md4_des = {
     CKSUMTYPE_RSA_MD4_DES,
     "rsa-md4-des",
     64,
@@ -200,7 +200,7 @@ struct checksum_type _krb5_checksum_rsa_md4_des = {
     RSA_MD4_DES_verify
 };
 
-struct checksum_type _krb5_checksum_rsa_md5_des = {
+struct _krb5_checksum_type _krb5_checksum_rsa_md5_des = {
     CKSUMTYPE_RSA_MD5_DES,
     "rsa-md5-des",
     64,
@@ -212,14 +212,14 @@ struct checksum_type _krb5_checksum_rsa_md5_des = {
 
 static krb5_error_code
 evp_des_encrypt_null_ivec(krb5_context context,
-			  struct key_data *key,
+			  struct _krb5_key_data *key,
 			  void *data,
 			  size_t len,
 			  krb5_boolean encryptp,
 			  int usage,
 			  void *ignore_ivec)
 {
-    struct evp_schedule *ctx = key->schedule->data;
+    struct _krb5_evp_schedule *ctx = key->schedule->data;
     EVP_CIPHER_CTX *c;
     DES_cblock ivec;
     memset(&ivec, 0, sizeof(ivec));
@@ -231,14 +231,14 @@ evp_des_encrypt_null_ivec(krb5_context context,
 
 static krb5_error_code
 evp_des_encrypt_key_ivec(krb5_context context,
-			 struct key_data *key,
+			 struct _krb5_key_data *key,
 			 void *data,
 			 size_t len,
 			 krb5_boolean encryptp,
 			 int usage,
 			 void *ignore_ivec)
 {
-    struct evp_schedule *ctx = key->schedule->data;
+    struct _krb5_evp_schedule *ctx = key->schedule->data;
     EVP_CIPHER_CTX *c;
     DES_cblock ivec;
     memcpy(&ivec, key->key->keyvalue.data, sizeof(ivec));
@@ -250,7 +250,7 @@ evp_des_encrypt_key_ivec(krb5_context context,
 
 static krb5_error_code
 DES_CFB64_encrypt_null_ivec(krb5_context context,
-			    struct key_data *key,
+			    struct _krb5_key_data *key,
 			    void *data,
 			    size_t len,
 			    krb5_boolean encryptp,
@@ -268,7 +268,7 @@ DES_CFB64_encrypt_null_ivec(krb5_context context,
 
 static krb5_error_code
 DES_PCBC_encrypt_key_ivec(krb5_context context,
-			  struct key_data *key,
+			  struct _krb5_key_data *key,
 			  void *data,
 			  size_t len,
 			  krb5_boolean encryptp,
@@ -283,7 +283,7 @@ DES_PCBC_encrypt_key_ivec(krb5_context context,
     return 0;
 }
 
-struct encryption_type _krb5_enctype_des_cbc_crc = {
+struct _krb5_encryption_type _krb5_enctype_des_cbc_crc = {
     ETYPE_DES_CBC_CRC,
     "des-cbc-crc",
     8,
@@ -298,7 +298,7 @@ struct encryption_type _krb5_enctype_des_cbc_crc = {
     NULL
 };
 
-struct encryption_type _krb5_enctype_des_cbc_md4 = {
+struct _krb5_encryption_type _krb5_enctype_des_cbc_md4 = {
     ETYPE_DES_CBC_MD4,
     "des-cbc-md4",
     8,
@@ -313,7 +313,7 @@ struct encryption_type _krb5_enctype_des_cbc_md4 = {
     NULL
 };
 
-struct encryption_type _krb5_enctype_des_cbc_md5 = {
+struct _krb5_encryption_type _krb5_enctype_des_cbc_md5 = {
     ETYPE_DES_CBC_MD5,
     "des-cbc-md5",
     8,
@@ -328,7 +328,7 @@ struct encryption_type _krb5_enctype_des_cbc_md5 = {
     NULL
 };
 
-struct encryption_type _krb5_enctype_des_cbc_none = {
+struct _krb5_encryption_type _krb5_enctype_des_cbc_none = {
     ETYPE_DES_CBC_NONE,
     "des-cbc-none",
     8,
@@ -343,7 +343,7 @@ struct encryption_type _krb5_enctype_des_cbc_none = {
     NULL
 };
 
-struct encryption_type _krb5_enctype_des_cfb64_none = {
+struct _krb5_encryption_type _krb5_enctype_des_cfb64_none = {
     ETYPE_DES_CFB64_NONE,
     "des-cfb64-none",
     1,
@@ -358,7 +358,7 @@ struct encryption_type _krb5_enctype_des_cfb64_none = {
     NULL
 };
 
-struct encryption_type _krb5_enctype_des_pcbc_none = {
+struct _krb5_encryption_type _krb5_enctype_des_pcbc_none = {
     ETYPE_DES_PCBC_NONE,
     "des-pcbc-none",
     8,
diff --git a/source4/heimdal/lib/krb5/crypto-des3.c b/source4/heimdal/lib/krb5/crypto-des3.c
index 1ff692b520..b61948895a 100644
--- a/source4/heimdal/lib/krb5/crypto-des3.c
+++ b/source4/heimdal/lib/krb5/crypto-des3.c
@@ -54,12 +54,12 @@ DES3_random_key(krb5_context context,
 
 
 #ifdef DES3_OLD_ENCTYPE
-static struct key_type keytype_des3 = {
+static struct _krb5_key_type keytype_des3 = {
     KEYTYPE_DES3,
     "des3",
     168,
     24,
-    sizeof(struct evp_schedule),
+    sizeof(struct _krb5_evp_schedule),
     DES3_random_key,
     _krb5_evp_schedule,
     _krb5_des3_salt,
@@ -69,12 +69,12 @@ static struct key_type keytype_des3 = {
 };
 #endif
 
-static struct key_type keytype_des3_derived = {
+static struct _krb5_key_type keytype_des3_derived = {
     KEYTYPE_DES3,
     "des3",
     168,
     24,
-    sizeof(struct evp_schedule),
+    sizeof(struct _krb5_evp_schedule),
     DES3_random_key,
     _krb5_evp_schedule,
     _krb5_des3_salt_derived,
@@ -86,7 +86,7 @@ static struct key_type keytype_des3_derived = {
 #ifdef DES3_OLD_ENCTYPE
 static krb5_error_code
 RSA_MD5_DES3_checksum(krb5_context context,
-		      struct key_data *key,
+		      struct _krb5_key_data *key,
 		      const void *data,
 		      size_t len,
 		      unsigned usage,
@@ -97,7 +97,7 @@ RSA_MD5_DES3_checksum(krb5_context context,
 
 static krb5_error_code
 RSA_MD5_DES3_verify(krb5_context context,
-		    struct key_data *key,
+		    struct _krb5_key_data *key,
 		    const void *data,
 		    size_t len,
 		    unsigned usage,
@@ -106,7 +106,7 @@ RSA_MD5_DES3_verify(krb5_context context,
     return _krb5_des_verify(context, EVP_md5(), key, data, len, C);
 }
 
-struct checksum_type _krb5_checksum_rsa_md5_des3 = {
+struct _krb5_checksum_type _krb5_checksum_rsa_md5_des3 = {
     CKSUMTYPE_RSA_MD5_DES3,
     "rsa-md5-des3",
     64,
@@ -117,7 +117,7 @@ struct checksum_type _krb5_checksum_rsa_md5_des3 = {
 };
 #endif
 
-struct checksum_type _krb5_checksum_hmac_sha1_des3 = {
+struct _krb5_checksum_type _krb5_checksum_hmac_sha1_des3 = {
     CKSUMTYPE_HMAC_SHA1_DES3,
     "hmac-sha1-des3",
     64,
@@ -128,7 +128,7 @@ struct checksum_type _krb5_checksum_hmac_sha1_des3 = {
 };
 
 #ifdef DES3_OLD_ENCTYPE
-struct encryption_type _krb5_enctype_des3_cbc_md5 = {
+struct _krb5_encryption_type _krb5_enctype_des3_cbc_md5 = {
     ETYPE_DES3_CBC_MD5,
     "des3-cbc-md5",
     8,
@@ -144,7 +144,7 @@ struct encryption_type _krb5_enctype_des3_cbc_md5 = {
 };
 #endif
 
-struct encryption_type _krb5_enctype_des3_cbc_sha1 = {
+struct _krb5_encryption_type _krb5_enctype_des3_cbc_sha1 = {
     ETYPE_DES3_CBC_SHA1,
     "des3-cbc-sha1",
     8,
@@ -160,7 +160,7 @@ struct encryption_type _krb5_enctype_des3_cbc_sha1 = {
 };
 
 #ifdef DES3_OLD_ENCTYPE
-struct encryption_type _krb5_enctype_old_des3_cbc_sha1 = {
+struct _krb5_encryption_type _krb5_enctype_old_des3_cbc_sha1 = {
     ETYPE_OLD_DES3_CBC_SHA1,
     "old-des3-cbc-sha1",
     8,
@@ -176,7 +176,7 @@ struct encryption_type _krb5_enctype_old_des3_cbc_sha1 = {
 };
 #endif
 
-struct encryption_type _krb5_enctype_des3_cbc_none = {
+struct _krb5_encryption_type _krb5_enctype_des3_cbc_none = {
     ETYPE_DES3_CBC_NONE,
     "des3-cbc-none",
     8,
diff --git a/source4/heimdal/lib/krb5/crypto-evp.c b/source4/heimdal/lib/krb5/crypto-evp.c
index 69d1e2679d..3f9cd57bbc 100644
--- a/source4/heimdal/lib/krb5/crypto-evp.c
+++ b/source4/heimdal/lib/krb5/crypto-evp.c
@@ -35,10 +35,10 @@
 
 void
 _krb5_evp_schedule(krb5_context context,
-		   struct key_type *kt,
-		   struct key_data *kd)
+		   struct _krb5_key_type *kt,
+		   struct _krb5_key_data *kd)
 {
-    struct evp_schedule *key = kd->schedule->data;
+    struct _krb5_evp_schedule *key = kd->schedule->data;
     const EVP_CIPHER *c = (*kt->evp)();
 
     EVP_CIPHER_CTX_init(&key->ectx);
@@ -49,23 +49,23 @@ _krb5_evp_schedule(krb5_context context,
 }
 
 void
-_krb5_evp_cleanup(krb5_context context, struct key_data *kd)
+_krb5_evp_cleanup(krb5_context context, struct _krb5_key_data *kd)
 {
-    struct evp_schedule *key = kd->schedule->data;
+    struct _krb5_evp_schedule *key = kd->schedule->data;
     EVP_CIPHER_CTX_cleanup(&key->ectx);
     EVP_CIPHER_CTX_cleanup(&key->dctx);
 }
 
 krb5_error_code
 _krb5_evp_encrypt(krb5_context context,
-		struct key_data *key,
+		struct _krb5_key_data *key,
 		void *data,
 		size_t len,
 		krb5_boolean encryptp,
 		int usage,
 		void *ivec)
 {
-    struct evp_schedule *ctx = key->schedule->data;
+    struct _krb5_evp_schedule *ctx = key->schedule->data;
     EVP_CIPHER_CTX *c;
     c = encryptp ? &ctx->ectx : &ctx->dctx;
     if (ivec == NULL) {
@@ -89,7 +89,7 @@ static const unsigned char zero_ivec[EVP_MAX_BLOCK_LENGTH] = { 0 };
 
 krb5_error_code
 _krb5_evp_encrypt_cts(krb5_context context,
-		      struct key_data *key,
+		      struct _krb5_key_data *key,
 		      void *data,
 		      size_t len,
 		      krb5_boolean encryptp,
@@ -97,7 +97,7 @@ _krb5_evp_encrypt_cts(krb5_context context,
 		      void *ivec)
 {
     size_t i, blocksize;
-    struct evp_schedule *ctx = key->schedule->data;
+    struct _krb5_evp_schedule *ctx = key->schedule->data;
     char tmp[EVP_MAX_BLOCK_LENGTH], ivec2[EVP_MAX_BLOCK_LENGTH];
     EVP_CIPHER_CTX *c;
     unsigned char *p;
diff --git a/source4/heimdal/lib/krb5/crypto-null.c b/source4/heimdal/lib/krb5/crypto-null.c
index 3a5c6b6cb3..69d0e7c34e 100644
--- a/source4/heimdal/lib/krb5/crypto-null.c
+++ b/source4/heimdal/lib/krb5/crypto-null.c
@@ -37,7 +37,7 @@
 #define DES3_OLD_ENCTYPE 1
 #endif
 
-static struct key_type keytype_null = {
+static struct _krb5_key_type keytype_null = {
     KEYTYPE_NULL,
     "null",
     0,
@@ -50,7 +50,7 @@ static struct key_type keytype_null = {
 
 static krb5_error_code
 NONE_checksum(krb5_context context,
-	      struct key_data *key,
+	      struct _krb5_key_data *key,
 	      const void *data,
 	      size_t len,
 	      unsigned usage,
@@ -59,7 +59,7 @@ NONE_checksum(krb5_context context,
     return 0;
 }
 
-struct checksum_type _krb5_checksum_none = {
+struct _krb5_checksum_type _krb5_checksum_none = {
     CKSUMTYPE_NONE,
     "none",
     1,
@@ -71,7 +71,7 @@ struct checksum_type _krb5_checksum_none = {
 
 static krb5_error_code
 NULL_encrypt(krb5_context context,
-	     struct key_data *key,
+	     struct _krb5_key_data *key,
 	     void *data,
 	     size_t len,
 	     krb5_boolean encryptp,
@@ -81,7 +81,7 @@ NULL_encrypt(krb5_context context,
     return 0;
 }
 
-struct encryption_type _krb5_enctype_null = {
+struct _krb5_encryption_type _krb5_enctype_null = {
     ETYPE_NULL,
     "null",
     1,
diff --git a/source4/heimdal/lib/krb5/crypto-pk.c b/source4/heimdal/lib/krb5/crypto-pk.c
index 21e729c9e1..eb783c8998 100644
--- a/source4/heimdal/lib/krb5/crypto-pk.c
+++ b/source4/heimdal/lib/krb5/crypto-pk.c
@@ -44,7 +44,7 @@ _krb5_pk_octetstring2key(krb5_context context,
 			 const heim_octet_string *k_n,
 			 krb5_keyblock *key)
 {
-    struct encryption_type *et = _krb5_find_enctype(type);
+    struct _krb5_encryption_type *et = _krb5_find_enctype(type);
     krb5_error_code ret;
     size_t keylen, offset;
     void *keydata;
@@ -205,7 +205,7 @@ _krb5_pk_kdf(krb5_context context,
 	     const Ticket *ticket,
 	     krb5_keyblock *key)
 {
-    struct encryption_type *et;
+    struct _krb5_encryption_type *et;
     krb5_error_code ret;
     krb5_data other;
     size_t keylen, offset;
diff --git a/source4/heimdal/lib/krb5/crypto.c b/source4/heimdal/lib/krb5/crypto.c
index aa417e15eb..5d274e9af7 100644
--- a/source4/heimdal/lib/krb5/crypto.c
+++ b/source4/heimdal/lib/krb5/crypto.c
@@ -35,17 +35,23 @@
 
 #include "krb5_locl.h"
 
+struct _krb5_key_usage {
+    unsigned usage;
+    struct _krb5_key_data key;
+};
+
+
 #ifndef HEIMDAL_SMALLER
 #define DES3_OLD_ENCTYPE 1
 #endif
 
 static krb5_error_code _get_derived_key(krb5_context, krb5_crypto,
-					unsigned, struct key_data**);
-static struct key_data *_new_derived_key(krb5_crypto crypto, unsigned usage);
+					unsigned, struct _krb5_key_data**);
+static struct _krb5_key_data *_new_derived_key(krb5_crypto crypto, unsigned usage);
 
 static void free_key_schedule(krb5_context,
-			      struct key_data *,
-			      struct encryption_type *);
+			      struct _krb5_key_data *,
+			      struct _krb5_encryption_type *);
 
 /************************************************************
  *                                                          *
@@ -56,7 +62,7 @@ krb5_enctype_keysize(krb5_context context,
 		     krb5_enctype type,
 		     size_t *keysize)
 {
-    struct encryption_type *et = _krb5_find_enctype(type);
+    struct _krb5_encryption_type *et = _krb5_find_enctype(type);
     if(et == NULL) {
 	krb5_set_error_message(context, KRB5_PROG_ETYPE_NOSUPP,
 			       N_("encryption type %d not supported", ""),
@@ -72,7 +78,7 @@ krb5_enctype_keybits(krb5_context context,
 		     krb5_enctype type,
 		     size_t *keybits)
 {
-    struct encryption_type *et = _krb5_find_enctype(type);
+    struct _krb5_encryption_type *et = _krb5_find_enctype(type);
     if(et == NULL) {
 	krb5_set_error_message(context, KRB5_PROG_ETYPE_NOSUPP,
 			       "encryption type %d not supported",
@@ -89,7 +95,7 @@ krb5_generate_random_keyblock(krb5_context context,
 			      krb5_keyblock *key)
 {
     krb5_error_code ret;
-    struct encryption_type *et = _krb5_find_enctype(type);
+    struct _krb5_encryption_type *et = _krb5_find_enctype(type);
     if(et == NULL) {
 	krb5_set_error_message(context, KRB5_PROG_ETYPE_NOSUPP,
 			       N_("encryption type %d not supported", ""),
@@ -110,11 +116,11 @@ krb5_generate_random_keyblock(krb5_context context,
 
 static krb5_error_code
 _key_schedule(krb5_context context,
-	      struct key_data *key)
+	      struct _krb5_key_data *key)
 {
     krb5_error_code ret;
-    struct encryption_type *et = _krb5_find_enctype(key->key->keytype);
-    struct key_type *kt;
+    struct _krb5_encryption_type *et = _krb5_find_enctype(key->key->keytype);
+    struct _krb5_key_type *kt;
 
     if (et == NULL) {
 	krb5_set_error_message (context, KRB5_PROG_ETYPE_NOSUPP,
@@ -150,7 +156,7 @@ _key_schedule(krb5_context context,
 
 static krb5_error_code
 SHA1_checksum(krb5_context context,
-	      struct key_data *key,
+	      struct _krb5_key_data *key,
 	      const void *data,
 	      size_t len,
 	      unsigned usage,
@@ -164,11 +170,11 @@ SHA1_checksum(krb5_context context,
 /* HMAC according to RFC2104 */
 krb5_error_code
 _krb5_internal_hmac(krb5_context context,
-		    struct checksum_type *cm,
+		    struct _krb5_checksum_type *cm,
 		    const void *data,
 		    size_t len,
 		    unsigned usage,
-		    struct key_data *keyblock,
+		    struct _krb5_key_data *keyblock,
 		    Checksum *result)
 {
     unsigned char *ipad, *opad;
@@ -228,8 +234,8 @@ krb5_hmac(krb5_context context,
 	  krb5_keyblock *key,
 	  Checksum *result)
 {
-    struct checksum_type *c = _krb5_find_checksum(cktype);
-    struct key_data kd;
+    struct _krb5_checksum_type *c = _krb5_find_checksum(cktype);
+    struct _krb5_key_data kd;
     krb5_error_code ret;
 
     if (c == NULL) {
@@ -252,13 +258,13 @@ krb5_hmac(krb5_context context,
 
 krb5_error_code
 _krb5_SP_HMAC_SHA1_checksum(krb5_context context,
-			    struct key_data *key,
+			    struct _krb5_key_data *key,
 			    const void *data,
 			    size_t len,
 			    unsigned usage,
 			    Checksum *result)
 {
-    struct checksum_type *c = _krb5_find_checksum(CKSUMTYPE_SHA1);
+    struct _krb5_checksum_type *c = _krb5_find_checksum(CKSUMTYPE_SHA1);
     Checksum res;
     char sha1_data[20];
     krb5_error_code ret;
@@ -273,7 +279,7 @@ _krb5_SP_HMAC_SHA1_checksum(krb5_context context,
     return 0;
 }
 
-struct checksum_type _krb5_checksum_sha1 = {
+struct _krb5_checksum_type _krb5_checksum_sha1 = {
     CKSUMTYPE_SHA1,
     "sha1",
     64,
@@ -283,7 +289,7 @@ struct checksum_type _krb5_checksum_sha1 = {
     NULL
 };
 
-struct checksum_type *
+struct _krb5_checksum_type *
 _krb5_find_checksum(krb5_cksumtype type)
 {
     int i;
@@ -297,8 +303,8 @@ static krb5_error_code
 get_checksum_key(krb5_context context,
 		 krb5_crypto crypto,
 		 unsigned usage,  /* not krb5_key_usage */
-		 struct checksum_type *ct,
-		 struct key_data **key)
+		 struct _krb5_checksum_type *ct,
+		 struct _krb5_key_data **key)
 {
     krb5_error_code ret = 0;
 
@@ -327,7 +333,7 @@ get_checksum_key(krb5_context context,
 
 static krb5_error_code
 create_checksum (krb5_context context,
-		 struct checksum_type *ct,
+		 struct _krb5_checksum_type *ct,
 		 krb5_crypto crypto,
 		 unsigned usage,
 		 void *data,
@@ -335,7 +341,7 @@ create_checksum (krb5_context context,
 		 Checksum *result)
 {
     krb5_error_code ret;
-    struct key_data *dkey;
+    struct _krb5_key_data *dkey;
     int keyed_checksum;
 
     if (ct->flags & F_DISABLED) {
@@ -364,7 +370,7 @@ create_checksum (krb5_context context,
 }
 
 static int
-arcfour_checksum_p(struct checksum_type *ct, krb5_crypto crypto)
+arcfour_checksum_p(struct _krb5_checksum_type *ct, krb5_crypto crypto)
 {
     return (ct->type == CKSUMTYPE_HMAC_MD5) &&
 	(crypto->key.key->keytype == KEYTYPE_ARCFOUR);
@@ -379,7 +385,7 @@ krb5_create_checksum(krb5_context context,
 		     size_t len,
 		     Checksum *result)
 {
-    struct checksum_type *ct = NULL;
+    struct _krb5_checksum_type *ct = NULL;
     unsigned keyusage;
 
     /* type 0 -> pick from crypto */
@@ -417,10 +423,10 @@ verify_checksum(krb5_context context,
 		Checksum *cksum)
 {
     krb5_error_code ret;
-    struct key_data *dkey;
+    struct _krb5_key_data *dkey;
     int keyed_checksum;
     Checksum c;
-    struct checksum_type *ct;
+    struct _krb5_checksum_type *ct;
 
     ct = _krb5_find_checksum(cksum->cksumtype);
     if (ct == NULL || (ct->flags & F_DISABLED)) {
@@ -441,7 +447,7 @@ verify_checksum(krb5_context context,
     }
     keyed_checksum = (ct->flags & F_KEYED) != 0;
     if(keyed_checksum) {
-	struct checksum_type *kct;
+	struct _krb5_checksum_type *kct;
 	if (crypto == NULL) {
 	    krb5_set_error_message(context, KRB5_PROG_SUMTYPE_NOSUPP,
 				   N_("Checksum type %s is keyed but no "
@@ -511,7 +517,7 @@ krb5_verify_checksum(krb5_context context,
 		     size_t len,
 		     Checksum *cksum)
 {
-    struct checksum_type *ct;
+    struct _krb5_checksum_type *ct;
     unsigned keyusage;
 
     ct = _krb5_find_checksum(cksum->cksumtype);
@@ -537,7 +543,7 @@ krb5_crypto_get_checksum_type(krb5_context context,
                               krb5_crypto crypto,
 			      krb5_cksumtype *type)
 {
-    struct checksum_type *ct = NULL;
+    struct _krb5_checksum_type *ct = NULL;
 
     if (crypto != NULL) {
         ct = crypto->et->keyed_checksum;
@@ -562,7 +568,7 @@ krb5_checksumsize(krb5_context context,
 		  krb5_cksumtype type,
 		  size_t *size)
 {
-    struct checksum_type *ct = _krb5_find_checksum(type);
+    struct _krb5_checksum_type *ct = _krb5_find_checksum(type);
     if(ct == NULL) {
 	krb5_set_error_message (context, KRB5_PROG_SUMTYPE_NOSUPP,
 				N_("checksum type %d not supported", ""),
@@ -577,7 +583,7 @@ KRB5_LIB_FUNCTION krb5_boolean KRB5_LIB_CALL
 krb5_checksum_is_keyed(krb5_context context,
 		       krb5_cksumtype type)
 {
-    struct checksum_type *ct = _krb5_find_checksum(type);
+    struct _krb5_checksum_type *ct = _krb5_find_checksum(type);
     if(ct == NULL) {
 	if (context)
 	    krb5_set_error_message (context, KRB5_PROG_SUMTYPE_NOSUPP,
@@ -592,7 +598,7 @@ KRB5_LIB_FUNCTION krb5_boolean KRB5_LIB_CALL
 krb5_checksum_is_collision_proof(krb5_context context,
 				 krb5_cksumtype type)
 {
-    struct checksum_type *ct = _krb5_find_checksum(type);
+    struct _krb5_checksum_type *ct = _krb5_find_checksum(type);
     if(ct == NULL) {
 	if (context)
 	    krb5_set_error_message (context, KRB5_PROG_SUMTYPE_NOSUPP,
@@ -607,7 +613,7 @@ KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
 krb5_checksum_disable(krb5_context context,
 		      krb5_cksumtype type)
 {
-    struct checksum_type *ct = _krb5_find_checksum(type);
+    struct _krb5_checksum_type *ct = _krb5_find_checksum(type);
     if(ct == NULL) {
 	if (context)
 	    krb5_set_error_message (context, KRB5_PROG_SUMTYPE_NOSUPP,
@@ -623,7 +629,7 @@ krb5_checksum_disable(krb5_context context,
  *                                                          *
  ************************************************************/
 
-struct encryption_type *
+struct _krb5_encryption_type *
 _krb5_find_enctype(krb5_enctype type)
 {
     int i;
@@ -639,7 +645,7 @@ krb5_enctype_to_string(krb5_context context,
 		       krb5_enctype etype,
 		       char **string)
 {
-    struct encryption_type *e;
+    struct _krb5_encryption_type *e;
     e = _krb5_find_enctype(etype);
     if(e == NULL) {
 	krb5_set_error_message (context, KRB5_PROG_ETYPE_NOSUPP,
@@ -678,7 +684,7 @@ krb5_enctype_to_keytype(krb5_context context,
 			krb5_enctype etype,
 			krb5_keytype *keytype)
 {
-    struct encryption_type *e = _krb5_find_enctype(etype);
+    struct _krb5_encryption_type *e = _krb5_find_enctype(etype);
     if(e == NULL) {
 	krb5_set_error_message (context, KRB5_PROG_ETYPE_NOSUPP,
 				N_("encryption type %d not supported", ""),
@@ -693,7 +699,7 @@ KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
 krb5_enctype_valid(krb5_context context,
 		   krb5_enctype etype)
 {
-    struct encryption_type *e = _krb5_find_enctype(etype);
+    struct _krb5_encryption_type *e = _krb5_find_enctype(etype);
     if(e == NULL) {
 	krb5_set_error_message (context, KRB5_PROG_ETYPE_NOSUPP,
 				N_("encryption type %d not supported", ""),
@@ -751,7 +757,7 @@ KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
 krb5_cksumtype_valid(krb5_context context,
 		     krb5_cksumtype ctype)
 {
-    struct checksum_type *c = _krb5_find_checksum(ctype);
+    struct _krb5_checksum_type *c = _krb5_find_checksum(ctype);
     if (c == NULL) {
 	krb5_set_error_message (context, KRB5_PROG_SUMTYPE_NOSUPP,
 				N_("checksum type %d not supported", ""),
@@ -798,8 +804,8 @@ encrypt_internal_derived(krb5_context context,
     Checksum cksum;
     unsigned char *p, *q;
     krb5_error_code ret;
-    struct key_data *dkey;
-    const struct encryption_type *et = crypto->et;
+    struct _krb5_key_data *dkey;
+    const struct _krb5_encryption_type *et = crypto->et;
 
     checksum_sz = CHECKSUMSIZE(et->keyed_checksum);
 
@@ -864,7 +870,7 @@ encrypt_internal(krb5_context context,
     Checksum cksum;
     unsigned char *p, *q;
     krb5_error_code ret;
-    const struct encryption_type *et = crypto->et;
+    const struct _krb5_encryption_type *et = crypto->et;
 
     checksum_sz = CHECKSUMSIZE(et->checksum);
 
@@ -926,7 +932,7 @@ encrypt_internal_special(krb5_context context,
 			 krb5_data *result,
 			 void *ivec)
 {
-    struct encryption_type *et = crypto->et;
+    struct _krb5_encryption_type *et = crypto->et;
     size_t cksum_sz = CHECKSUMSIZE(et->checksum);
     size_t sz = len + cksum_sz + et->confoundersize;
     char *tmp, *p;
@@ -967,8 +973,8 @@ decrypt_internal_derived(krb5_context context,
     Checksum cksum;
     unsigned char *p;
     krb5_error_code ret;
-    struct key_data *dkey;
-    struct encryption_type *et = crypto->et;
+    struct _krb5_key_data *dkey;
+    struct _krb5_encryption_type *et = crypto->et;
     unsigned long l;
 
     checksum_sz = CHECKSUMSIZE(et->keyed_checksum);
@@ -1047,7 +1053,7 @@ decrypt_internal(krb5_context context,
     unsigned char *p;
     Checksum cksum;
     size_t checksum_sz, l;
-    struct encryption_type *et = crypto->et;
+    struct _krb5_encryption_type *et = crypto->et;
 
     if ((len % et->padsize) != 0) {
 	krb5_clear_error_message(context);
@@ -1112,7 +1118,7 @@ decrypt_internal_special(krb5_context context,
 			 krb5_data *result,
 			 void *ivec)
 {
-    struct encryption_type *et = crypto->et;
+    struct _krb5_encryption_type *et = crypto->et;
     size_t cksum_sz = CHECKSUMSIZE(et->checksum);
     size_t sz = len - cksum_sz - et->confoundersize;
     unsigned char *p;
@@ -1201,8 +1207,8 @@ krb5_encrypt_iov_ivec(krb5_context context,
     Checksum cksum;
     unsigned char *p, *q;
     krb5_error_code ret;
-    struct key_data *dkey;
-    const struct encryption_type *et = crypto->et;
+    struct _krb5_key_data *dkey;
+    const struct _krb5_encryption_type *et = crypto->et;
     krb5_crypto_iov *tiv, *piv, *hiv;
 
     if (num_data < 0) {
@@ -1393,8 +1399,8 @@ krb5_decrypt_iov_ivec(krb5_context context,
     Checksum cksum;
     unsigned char *p, *q;
     krb5_error_code ret;
-    struct key_data *dkey;
-    struct encryption_type *et = crypto->et;
+    struct _krb5_key_data *dkey;
+    struct _krb5_encryption_type *et = crypto->et;
     krb5_crypto_iov *tiv, *hiv;
 
     if (num_data < 0) {
@@ -1619,7 +1625,7 @@ krb5_verify_checksum_iov(krb5_context context,
 			 unsigned int num_data,
 			 krb5_cksumtype *type)
 {
-    struct encryption_type *et = crypto->et;
+    struct _krb5_encryption_type *et = crypto->et;
     Checksum cksum;
     krb5_crypto_iov *civ;
     krb5_error_code ret;
@@ -1833,15 +1839,15 @@ krb5_decrypt_EncryptedData(krb5_context context,
 
 krb5_error_code
 _krb5_derive_key(krb5_context context,
-		 struct encryption_type *et,
-		 struct key_data *key,
+		 struct _krb5_encryption_type *et,
+		 struct _krb5_key_data *key,
 		 const void *constant,
 		 size_t len)
 {
     unsigned char *k = NULL;
     unsigned int nblocks = 0, i;
     krb5_error_code ret = 0;
-    struct key_type *kt = et->keytype;
+    struct _krb5_key_type *kt = et->keytype;
 
     ret = _key_schedule(context, key);
     if(ret)
@@ -1923,10 +1929,10 @@ _krb5_derive_key(krb5_context context,
     return ret;
 }
 
-static struct key_data *
+static struct _krb5_key_data *
 _new_derived_key(krb5_crypto crypto, unsigned usage)
 {
-    struct key_usage *d = crypto->key_usage;
+    struct _krb5_key_usage *d = crypto->key_usage;
     d = realloc(d, (crypto->num_key_usage + 1) * sizeof(*d));
     if(d == NULL)
 	return NULL;
@@ -1946,8 +1952,8 @@ krb5_derive_key(krb5_context context,
 		krb5_keyblock **derived_key)
 {
     krb5_error_code ret;
-    struct encryption_type *et;
-    struct key_data d;
+    struct _krb5_encryption_type *et;
+    struct _krb5_key_data d;
 
     *derived_key = NULL;
 
@@ -1975,10 +1981,10 @@ static krb5_error_code
 _get_derived_key(krb5_context context,
 		 krb5_crypto crypto,
 		 unsigned usage,
-		 struct key_data **key)
+		 struct _krb5_key_data **key)
 {
     int i;
-    struct key_data *d;
+    struct _krb5_key_data *d;
     unsigned char constant[5];
 
     for(i = 0; i < crypto->num_key_usage; i++)
@@ -2060,8 +2066,8 @@ krb5_crypto_init(krb5_context context,
 
 static void
 free_key_schedule(krb5_context context,
-		  struct key_data *key,
-		  struct encryption_type *et)
+		  struct _krb5_key_data *key,
+		  struct _krb5_encryption_type *et)
 {
     if (et->keytype->cleanup)
 	(*et->keytype->cleanup)(context, key);
@@ -2070,8 +2076,8 @@ free_key_schedule(krb5_context context,
 }
 
 void
-_krb5_free_key_data(krb5_context context, struct key_data *key,
-	      struct encryption_type *et)
+_krb5_free_key_data(krb5_context context, struct _krb5_key_data *key,
+	      struct _krb5_encryption_type *et)
 {
     krb5_free_keyblock(context, key->key);
     if(key->schedule) {
@@ -2081,8 +2087,8 @@ _krb5_free_key_data(krb5_context context, struct key_data *key,
 }
 
 static void
-free_key_usage(krb5_context context, struct key_usage *ku,
-	       struct encryption_type *et)
+free_key_usage(krb5_context context, struct _krb5_key_usage *ku,
+	       struct _krb5_encryption_type *et)
 {
     _krb5_free_key_data(context, &ku->key, et);
 }
@@ -2212,7 +2218,7 @@ KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
 krb5_enctype_disable(krb5_context context,
 		     krb5_enctype enctype)
 {
-    struct encryption_type *et = _krb5_find_enctype(enctype);
+    struct _krb5_encryption_type *et = _krb5_find_enctype(enctype);
     if(et == NULL) {
 	if (context)
 	    krb5_set_error_message (context, KRB5_PROG_ETYPE_NOSUPP,
@@ -2239,7 +2245,7 @@ KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
 krb5_enctype_enable(krb5_context context,
 		    krb5_enctype enctype)
 {
-    struct encryption_type *et = _krb5_find_enctype(enctype);
+    struct _krb5_encryption_type *et = _krb5_find_enctype(enctype);
     if(et == NULL) {
 	if (context)
 	    krb5_set_error_message (context, KRB5_PROG_ETYPE_NOSUPP,
@@ -2283,7 +2289,7 @@ wrapped_length (krb5_context context,
 		krb5_crypto  crypto,
 		size_t       data_len)
 {
-    struct encryption_type *et = crypto->et;
+    struct _krb5_encryption_type *et = crypto->et;
     size_t padsize = et->padsize;
     size_t checksumsize = CHECKSUMSIZE(et->checksum);
     size_t res;
@@ -2298,7 +2304,7 @@ wrapped_length_dervied (krb5_context context,
 			krb5_crypto  crypto,
 			size_t       data_len)
 {
-    struct encryption_type *et = crypto->et;
+    struct _krb5_encryption_type *et = crypto->et;
     size_t padsize = et->padsize;
     size_t res;
 
@@ -2334,7 +2340,7 @@ static size_t
 crypto_overhead (krb5_context context,
 		 krb5_crypto  crypto)
 {
-    struct encryption_type *et = crypto->et;
+    struct _krb5_encryption_type *et = crypto->et;
     size_t res;
 
     res = CHECKSUMSIZE(et->checksum);
@@ -2348,7 +2354,7 @@ static size_t
 crypto_overhead_dervied (krb5_context context,
 			 krb5_crypto  crypto)
 {
-    struct encryption_type *et = crypto->et;
+    struct _krb5_encryption_type *et = crypto->et;
     size_t res;
 
     if (et->keyed_checksum)
@@ -2395,7 +2401,7 @@ krb5_random_to_key(krb5_context context,
 		   krb5_keyblock *key)
 {
     krb5_error_code ret;
-    struct encryption_type *et = _krb5_find_enctype(type);
+    struct _krb5_encryption_type *et = _krb5_find_enctype(type);
     if(et == NULL) {
 	krb5_set_error_message(context, KRB5_PROG_ETYPE_NOSUPP,
 			       N_("encryption type %d not supported", ""),
@@ -2429,7 +2435,7 @@ krb5_crypto_prf_length(krb5_context context,
 		       krb5_enctype type,
 		       size_t *length)
 {
-    struct encryption_type *et = _krb5_find_enctype(type);
+    struct _krb5_encryption_type *et = _krb5_find_enctype(type);
 
     if(et == NULL || et->prf_length == 0) {
 	krb5_set_error_message(context, KRB5_PROG_ETYPE_NOSUPP,
@@ -2448,7 +2454,7 @@ krb5_crypto_prf(krb5_context context,
 		const krb5_data *input,
 		krb5_data *output)
 {
-    struct encryption_type *et = crypto->et;
+    struct _krb5_encryption_type *et = crypto->et;
 
     krb5_data_zero(output);
 
@@ -2640,8 +2646,8 @@ krb5_enctypes_compatible_keys(krb5_context context,
 			      krb5_enctype etype1,
 			      krb5_enctype etype2)
 {
-    struct encryption_type *e1 = _krb5_find_enctype(etype1);
-    struct encryption_type *e2 = _krb5_find_enctype(etype2);
+    struct _krb5_encryption_type *e1 = _krb5_find_enctype(etype1);
+    struct _krb5_encryption_type *e2 = _krb5_find_enctype(etype2);
     return e1 != NULL && e2 != NULL && e1->keytype == e2->keytype;
 }
 
diff --git a/source4/heimdal/lib/krb5/crypto.h b/source4/heimdal/lib/krb5/crypto.h
index c57221b1e6..bf945875b9 100644
--- a/source4/heimdal/lib/krb5/crypto.h
+++ b/source4/heimdal/lib/krb5/crypto.h
@@ -35,21 +35,18 @@
 #define DES3_OLD_ENCTYPE 1
 #endif
 
-struct key_data {
+struct _krb5_key_data {
     krb5_keyblock *key;
     krb5_data *schedule;
 };
 
-struct key_usage {
-    unsigned usage;
-    struct key_data key;
-};
+struct _krb5_key_usage;
 
 struct krb5_crypto_data {
-    struct encryption_type *et;
-    struct key_data key;
+    struct _krb5_encryption_type *et;
+    struct _krb5_key_data key;
     int num_key_usage;
-    struct key_usage *key_usage;
+    struct _krb5_key_usage *key_usage;
 };
 
 #define CRYPTO_ETYPE(C) ((C)->et->type)
@@ -71,50 +68,50 @@ struct salt_type {
 				     krb5_salt, krb5_data, krb5_keyblock*);
 };
 
-struct key_type {
+struct _krb5_key_type {
     krb5_keytype type; /* XXX */
     const char *name;
     size_t bits;
     size_t size;
     size_t schedule_size;
     void (*random_key)(krb5_context, krb5_keyblock*);
-    void (*schedule)(krb5_context, struct key_type *, struct key_data *);
+    void (*schedule)(krb5_context, struct _krb5_key_type *, struct _krb5_key_data *);
     struct salt_type *string_to_key;
     void (*random_to_key)(krb5_context, krb5_keyblock*, const void*, size_t);
-    void (*cleanup)(krb5_context, struct key_data *);
+    void (*cleanup)(krb5_context, struct _krb5_key_data *);
     const EVP_CIPHER *(*evp)(void);
 };
 
-struct checksum_type {
+struct _krb5_checksum_type {
     krb5_cksumtype type;
     const char *name;
     size_t blocksize;
     size_t checksumsize;
     unsigned flags;
     krb5_error_code (*checksum)(krb5_context context,
-				struct key_data *key,
+				struct _krb5_key_data *key,
 				const void *buf, size_t len,
 				unsigned usage,
 				Checksum *csum);
     krb5_error_code (*verify)(krb5_context context,
-			      struct key_data *key,
+			      struct _krb5_key_data *key,
 			      const void *buf, size_t len,
 			      unsigned usage,
 			      Checksum *csum);
 };
 
-struct encryption_type {
+struct _krb5_encryption_type {
     krb5_enctype type;
     const char *name;
     size_t blocksize;
     size_t padsize;
     size_t confoundersize;
-    struct key_type *keytype;
-    struct checksum_type *checksum;
-    struct checksum_type *keyed_checksum;
+    struct _krb5_key_type *keytype;
+    struct _krb5_checksum_type *checksum;
+    struct _krb5_checksum_type *keyed_checksum;
     unsigned flags;
     krb5_error_code (*encrypt)(krb5_context context,
-			       struct key_data *key,
+			       struct _krb5_key_data *key,
 			       void *data, size_t len,
 			       krb5_boolean encryptp,
 			       int usage,
@@ -130,20 +127,20 @@ struct encryption_type {
 
 /* Checksums */
 
-extern struct checksum_type _krb5_checksum_none;
-extern struct checksum_type _krb5_checksum_crc32;
-extern struct checksum_type _krb5_checksum_rsa_md4;
-extern struct checksum_type _krb5_checksum_rsa_md4_des;
-extern struct checksum_type _krb5_checksum_rsa_md5_des;
-extern struct checksum_type _krb5_checksum_rsa_md5_des3;
-extern struct checksum_type _krb5_checksum_rsa_md5;
-extern struct checksum_type _krb5_checksum_hmac_sha1_des3;
-extern struct checksum_type _krb5_checksum_hmac_sha1_aes128;
-extern struct checksum_type _krb5_checksum_hmac_sha1_aes256;
-extern struct checksum_type _krb5_checksum_hmac_md5;
-extern struct checksum_type _krb5_checksum_sha1;
-
-extern struct checksum_type *_krb5_checksum_types[];
+extern struct _krb5_checksum_type _krb5_checksum_none;
+extern struct _krb5_checksum_type _krb5_checksum_crc32;
+extern struct _krb5_checksum_type _krb5_checksum_rsa_md4;
+extern struct _krb5_checksum_type _krb5_checksum_rsa_md4_des;
+extern struct _krb5_checksum_type _krb5_checksum_rsa_md5_des;
+extern struct _krb5_checksum_type _krb5_checksum_rsa_md5_des3;
+extern struct _krb5_checksum_type _krb5_checksum_rsa_md5;
+extern struct _krb5_checksum_type _krb5_checksum_hmac_sha1_des3;
+extern struct _krb5_checksum_type _krb5_checksum_hmac_sha1_aes128;
+extern struct _krb5_checksum_type _krb5_checksum_hmac_sha1_aes256;
+extern struct _krb5_checksum_type _krb5_checksum_hmac_md5;
+extern struct _krb5_checksum_type _krb5_checksum_sha1;
+
+extern struct _krb5_checksum_type *_krb5_checksum_types[];
 extern int _krb5_num_checksums;
 
 /* Salts */
@@ -156,27 +153,27 @@ extern struct salt_type _krb5_des3_salt_derived[];
 
 /* Encryption types */
 
-extern struct encryption_type _krb5_enctype_aes256_cts_hmac_sha1;
-extern struct encryption_type _krb5_enctype_aes128_cts_hmac_sha1;
-extern struct encryption_type _krb5_enctype_des3_cbc_sha1;
-extern struct encryption_type _krb5_enctype_des3_cbc_md5;
-extern struct encryption_type _krb5_enctype_des3_cbc_none;
-extern struct encryption_type _krb5_enctype_arcfour_hmac_md5;
-extern struct encryption_type _krb5_enctype_des_cbc_md5;
-extern struct encryption_type _krb5_enctype_old_des3_cbc_sha1;
-extern struct encryption_type _krb5_enctype_des_cbc_crc;
-extern struct encryption_type _krb5_enctype_des_cbc_md4;
-extern struct encryption_type _krb5_enctype_des_cbc_md5;
-extern struct encryption_type _krb5_enctype_des_cbc_none;
-extern struct encryption_type _krb5_enctype_des_cfb64_none;
-extern struct encryption_type _krb5_enctype_des_pcbc_none;
-extern struct encryption_type _krb5_enctype_null;
-
-extern struct encryption_type *_krb5_etypes[];
+extern struct _krb5_encryption_type _krb5_enctype_aes256_cts_hmac_sha1;
+extern struct _krb5_encryption_type _krb5_enctype_aes128_cts_hmac_sha1;
+extern struct _krb5_encryption_type _krb5_enctype_des3_cbc_sha1;
+extern struct _krb5_encryption_type _krb5_enctype_des3_cbc_md5;
+extern struct _krb5_encryption_type _krb5_enctype_des3_cbc_none;
+extern struct _krb5_encryption_type _krb5_enctype_arcfour_hmac_md5;
+extern struct _krb5_encryption_type _krb5_enctype_des_cbc_md5;
+extern struct _krb5_encryption_type _krb5_enctype_old_des3_cbc_sha1;
+extern struct _krb5_encryption_type _krb5_enctype_des_cbc_crc;
+extern struct _krb5_encryption_type _krb5_enctype_des_cbc_md4;
+extern struct _krb5_encryption_type _krb5_enctype_des_cbc_md5;
+extern struct _krb5_encryption_type _krb5_enctype_des_cbc_none;
+extern struct _krb5_encryption_type _krb5_enctype_des_cfb64_none;
+extern struct _krb5_encryption_type _krb5_enctype_des_pcbc_none;
+extern struct _krb5_encryption_type _krb5_enctype_null;
+
+extern struct _krb5_encryption_type *_krb5_etypes[];
 extern int _krb5_num_etypes;
 
 /* Interface to the EVP crypto layer provided by hcrypto */
-struct evp_schedule {
+struct _krb5_evp_schedule {
     EVP_CIPHER_CTX ectx;
     EVP_CIPHER_CTX dctx;
 };
diff --git a/source4/heimdal/lib/krb5/get_cred.c b/source4/heimdal/lib/krb5/get_cred.c
index e06d4a12be..7f2b57247d 100644
--- a/source4/heimdal/lib/krb5/get_cred.c
+++ b/source4/heimdal/lib/krb5/get_cred.c
@@ -734,7 +734,7 @@ get_cred_kdc_capath_worker(krb5_context context,
                            krb5_creds *in_creds,
                            krb5_const_realm try_realm,
                            krb5_principal impersonate_principal,
-                           Ticket *second_ticket,
+                           Ticket *second_ticket,			
                            krb5_creds **out_creds,
                            krb5_creds ***ret_tgts)
 {
@@ -860,7 +860,7 @@ get_cred_kdc_capath_worker(krb5_context context,
     }
     krb5_free_creds(context, tgt);
     return ret;
-}
+}                           
 
 /*
 get_cred(server)
@@ -883,7 +883,7 @@ get_cred_kdc_capath(krb5_context context,
 		    krb5_ccache ccache,
 		    krb5_creds *in_creds,
 		    krb5_principal impersonate_principal,
-		    Ticket *second_ticket,
+		    Ticket *second_ticket,			
 		    krb5_creds **out_creds,
 		    krb5_creds ***ret_tgts)
 {
diff --git a/source4/heimdal/lib/krb5/keytab.c b/source4/heimdal/lib/krb5/keytab.c
index e060774533..96c0bce273 100644
--- a/source4/heimdal/lib/krb5/keytab.c
+++ b/source4/heimdal/lib/krb5/keytab.c
@@ -78,8 +78,9 @@
  *   and/or temporary data not to be stored on disk. The type's name
  *   is MEMORY. Each MEMORY keytab is referenced counted by and
  *   opened by the residual name, so two handles can point to the
- *   same memory area.  When the last user closes the entry, it
- *   disappears.
+ *   same memory area.  When the last user closes using krb5_kt_close()
+ *   the keytab, the keys in they keytab is memset() to zero and freed
+ *   and can no longer be looked up by name.
  *
  *
  * @subsection krb5_keytab_example Keytab example
diff --git a/source4/heimdal/lib/krb5/krb5.h b/source4/heimdal/lib/krb5/krb5.h
index dd579f973b..8d671e3d36 100644
--- a/source4/heimdal/lib/krb5/krb5.h
+++ b/source4/heimdal/lib/krb5/krb5.h
@@ -241,6 +241,8 @@ typedef enum krb5_key_usage {
     /* Encryption of the SAM-NONCE-OR-SAD field */
     KRB5_KU_PA_PKINIT_KX = 44,
     /* Encryption type of the kdc session contribution in pk-init */
+    KRB5_KU_AS_REQ = 56,
+    /* Checksum of over the AS-REQ send by the KDC in PA-REQ-ENC-PA-REP */
     KRB5_KU_DIGEST_ENCRYPT = -18,
     /* Encryption key usage used in the digest encryption field */
     KRB5_KU_DIGEST_OPAQUE = -19,
diff --git a/source4/heimdal/lib/krb5/pac.c b/source4/heimdal/lib/krb5/pac.c
index db2428f95b..046a89cc6a 100644
--- a/source4/heimdal/lib/krb5/pac.c
+++ b/source4/heimdal/lib/krb5/pac.c
@@ -87,7 +87,7 @@ HMAC_MD5_any_checksum(krb5_context context,
 		      unsigned usage,
 		      Checksum *result)
 {
-    struct key_data local_key;
+    struct _krb5_key_data local_key;
     krb5_error_code ret;
 
     memset(&local_key, 0, sizeof(local_key));
@@ -106,7 +106,7 @@ HMAC_MD5_any_checksum(krb5_context context,
     ret = _krb5_HMAC_MD5_checksum(context, &local_key, data, len, usage, result);
     if (ret)
 	krb5_data_free(&result->checksum);
-
+    
     krb5_free_keyblock(context, local_key.key);
     return ret;
 }
diff --git a/source4/heimdal/lib/krb5/plugin.c b/source4/heimdal/lib/krb5/plugin.c
index 8aff72ec85..ea47e13a7b 100644
--- a/source4/heimdal/lib/krb5/plugin.c
+++ b/source4/heimdal/lib/krb5/plugin.c
@@ -379,7 +379,7 @@ _krb5_plugin_free(struct krb5_plugin *list)
 /*
  * module - dict of {
  *      ModuleName = [
- *          plugin = object{
+ *          plugin = object{ 
  *              array = { ptr, ctx }
  *          }
  *      ]
@@ -556,7 +556,7 @@ search_modules(void *ctx, heim_object_t key, heim_object_t value)
 	    return;
 
 	pl = heim_alloc(sizeof(*pl), "struct-plug", plug_free);
-
+		
 	cpm = pl->dataptr = dlsym(p->dsohandle, s->name);
 	if (cpm) {
 	    int ret;
@@ -569,10 +569,10 @@ search_modules(void *ctx, heim_object_t key, heim_object_t value)
     } else {
 	cpm = pl->dataptr;
     }
-
+	    
     if (cpm && cpm->version >= s->min_version)
 	heim_array_append_value(s->result, pl);
-
+    
     heim_release(pl);
 }
 
@@ -619,11 +619,11 @@ _krb5_plugin_run_f(krb5_context context,
     s.userctx = userctx;
 
     heim_dict_iterate_f(dict, search_modules, &s);
-
+    
     heim_release(dict);
-
+    
     HEIMDAL_MUTEX_unlock(&plugin_mutex);
-
+    
     s.ret = KRB5_PLUGIN_NO_HANDLE;
 
     heim_array_iterate_f(s.result, eval_results, &s);
diff --git a/source4/heimdal/lib/krb5/salt-aes.c b/source4/heimdal/lib/krb5/salt-aes.c
index 1c40b54f6b..32dafd68cb 100644
--- a/source4/heimdal/lib/krb5/salt-aes.c
+++ b/source4/heimdal/lib/krb5/salt-aes.c
@@ -45,8 +45,8 @@ AES_string_to_key(krb5_context context,
 {
     krb5_error_code ret;
     uint32_t iter;
-    struct encryption_type *et;
-    struct key_data kd;
+    struct _krb5_encryption_type *et;
+    struct _krb5_key_data kd;
 
     if (opaque.length == 0)
 	iter = _krb5_AES_string_to_default_iterator;
diff --git a/source4/heimdal/lib/krb5/salt.c b/source4/heimdal/lib/krb5/salt.c
index 69375f6a81..6f18308743 100644
--- a/source4/heimdal/lib/krb5/salt.c
+++ b/source4/heimdal/lib/krb5/salt.c
@@ -39,7 +39,7 @@ krb5_salttype_to_string (krb5_context context,
 			 krb5_salttype stype,
 			 char **string)
 {
-    struct encryption_type *e;
+    struct _krb5_encryption_type *e;
     struct salt_type *st;
 
     e = _krb5_find_enctype (etype);
@@ -71,7 +71,7 @@ krb5_string_to_salttype (krb5_context context,
 			 const char *string,
 			 krb5_salttype *salttype)
 {
-    struct encryption_type *e;
+    struct _krb5_encryption_type *e;
     struct salt_type *st;
 
     e = _krb5_find_enctype (etype);
@@ -187,7 +187,7 @@ krb5_string_to_key_data_salt_opaque (krb5_context context,
 				     krb5_data opaque,
 				     krb5_keyblock *key)
 {
-    struct encryption_type *et =_krb5_find_enctype(enctype);
+    struct _krb5_encryption_type *et =_krb5_find_enctype(enctype);
     struct salt_type *st;
     if(et == NULL) {
 	krb5_set_error_message(context, KRB5_PROG_ETYPE_NOSUPP,
@@ -247,9 +247,9 @@ krb5_string_to_key_derived(krb5_context context,
 			   krb5_enctype etype,
 			   krb5_keyblock *key)
 {
-    struct encryption_type *et = _krb5_find_enctype(etype);
+    struct _krb5_encryption_type *et = _krb5_find_enctype(etype);
     krb5_error_code ret;
-    struct key_data kd;
+    struct _krb5_key_data kd;
     size_t keylen;
     u_char *tmp;