Rename <pk/md/cipher>_internal.h to *_wrap.h

Revert changes introduced in 50518f419589d2c4746f4b6d6be0a2569a3386a8
as it is now clear that these headers are internal without the
`*_internal.h` suffix.

Signed-off-by: Chris Jones <christopher.jones@arm.com>
diff --git a/include/mbedtls/md.h b/include/mbedtls/md.h
index e4354ba..25e785e 100644
--- a/include/mbedtls/md.h
+++ b/include/mbedtls/md.h
@@ -79,7 +79,7 @@
 #endif
 
 /**
- * Opaque struct defined in md_internal.h.
+ * Opaque struct defined in md_wrap.h.
  */
 typedef struct mbedtls_md_info_t mbedtls_md_info_t;
 
diff --git a/library/cipher.c b/library/cipher.c
index 8d5bff6..c88d666 100644
--- a/library/cipher.c
+++ b/library/cipher.c
@@ -26,7 +26,7 @@
 #if defined(MBEDTLS_CIPHER_C)
 
 #include "mbedtls/cipher.h"
-#include "cipher_internal.h"
+#include "cipher_wrap.h"
 #include "mbedtls/platform_util.h"
 #include "mbedtls/error.h"
 
diff --git a/library/cipher_wrap.c b/library/cipher_wrap.c
index 35bd76f..7f23387 100644
--- a/library/cipher_wrap.c
+++ b/library/cipher_wrap.c
@@ -25,7 +25,7 @@
 
 #if defined(MBEDTLS_CIPHER_C)
 
-#include "cipher_internal.h"
+#include "cipher_wrap.h"
 #include "mbedtls/error.h"
 
 #if defined(MBEDTLS_CHACHAPOLY_C)
diff --git a/library/cipher_internal.h b/library/cipher_wrap.h
similarity index 98%
rename from library/cipher_internal.h
rename to library/cipher_wrap.h
index 2484c01..5635982 100644
--- a/library/cipher_internal.h
+++ b/library/cipher_wrap.h
@@ -1,5 +1,5 @@
 /**
- * \file cipher_internal.h
+ * \file cipher_wrap.h
  *
  * \brief Cipher wrappers.
  *
diff --git a/library/md.c b/library/md.c
index 6553393..4f9c1d0 100644
--- a/library/md.c
+++ b/library/md.c
@@ -26,7 +26,7 @@
 #if defined(MBEDTLS_MD_C)
 
 #include "mbedtls/md.h"
-#include "md_internal.h"
+#include "md_wrap.h"
 #include "mbedtls/platform_util.h"
 #include "mbedtls/error.h"
 
diff --git a/library/md_internal.h b/library/md_wrap.h
similarity index 98%
rename from library/md_internal.h
rename to library/md_wrap.h
index f33cdf6..83a5ba3 100644
--- a/library/md_internal.h
+++ b/library/md_wrap.h
@@ -1,5 +1,5 @@
 /**
- * \file md_internal.h
+ * \file md_wrap.h
  *
  * \brief Message digest wrappers.
  *
diff --git a/library/pk.c b/library/pk.c
index 3824e79..16b2dd0 100644
--- a/library/pk.c
+++ b/library/pk.c
@@ -21,7 +21,7 @@
 
 #if defined(MBEDTLS_PK_C)
 #include "mbedtls/pk.h"
-#include "pk_internal.h"
+#include "pk_wrap.h"
 
 #include "mbedtls/platform_util.h"
 #include "mbedtls/error.h"
diff --git a/library/pk_wrap.c b/library/pk_wrap.c
index 74d7ce1..a454f1a 100644
--- a/library/pk_wrap.c
+++ b/library/pk_wrap.c
@@ -20,7 +20,7 @@
 #include "common.h"
 
 #if defined(MBEDTLS_PK_C)
-#include "pk_internal.h"
+#include "pk_wrap.h"
 #include "mbedtls/error.h"
 
 /* Even if RSA not activated, for the sake of RSA-alt */
diff --git a/library/pk_internal.h b/library/pk_wrap.h
similarity index 99%
rename from library/pk_internal.h
rename to library/pk_wrap.h
index 47f7767..f7f938a 100644
--- a/library/pk_internal.h
+++ b/library/pk_wrap.h
@@ -1,5 +1,5 @@
 /**
- * \file pk_internal.h
+ * \file pk_wrap.h
  *
  * \brief Public Key abstraction layer: wrapper functions
  */
diff --git a/library/psa_crypto.c b/library/psa_crypto.c
index 2213657..5c0e84c 100644
--- a/library/psa_crypto.c
+++ b/library/psa_crypto.c
@@ -73,9 +73,9 @@
 #include "mbedtls/md4.h"
 #include "mbedtls/md5.h"
 #include "mbedtls/md.h"
-#include "md_internal.h"
+#include "md_wrap.h"
 #include "mbedtls/pk.h"
-#include "pk_internal.h"
+#include "pk_wrap.h"
 #include "mbedtls/platform_util.h"
 #include "mbedtls/error.h"
 #include "mbedtls/ripemd160.h"
diff --git a/programs/ssl/ssl_context_info.c b/programs/ssl/ssl_context_info.c
index 868951b..929a0f2 100644
--- a/programs/ssl/ssl_context_info.c
+++ b/programs/ssl/ssl_context_info.c
@@ -48,7 +48,7 @@
 #include "mbedtls/error.h"
 #include "mbedtls/base64.h"
 #include "mbedtls/md.h"
-#include "../../library/md_internal.h"
+#include "../../library/md_wrap.h"
 #include "mbedtls/x509_crt.h"
 #include "mbedtls/ssl_ciphersuites.h"
 
diff --git a/tests/suites/test_suite_hkdf.function b/tests/suites/test_suite_hkdf.function
index 174d6ac..6cb1118 100644
--- a/tests/suites/test_suite_hkdf.function
+++ b/tests/suites/test_suite_hkdf.function
@@ -1,6 +1,6 @@
 /* BEGIN_HEADER */
 #include "mbedtls/hkdf.h"
-#include "md_internal.h"
+#include "md_wrap.h"
 /* END_HEADER */
 
 /* BEGIN_DEPENDENCIES
diff --git a/visualc/VS2010/mbedTLS.vcxproj b/visualc/VS2010/mbedTLS.vcxproj
index 3459397..8313c11 100644
--- a/visualc/VS2010/mbedTLS.vcxproj
+++ b/visualc/VS2010/mbedTLS.vcxproj
@@ -236,11 +236,11 @@
     <ClInclude Include="..\..\tests\include\test\drivers\test_driver.h" />

     <ClInclude Include="..\..\library\bn_mul.h" />

     <ClInclude Include="..\..\library\check_crypto_config.h" />

-    <ClInclude Include="..\..\library\cipher_internal.h" />

+    <ClInclude Include="..\..\library\cipher_wrap.h" />

     <ClInclude Include="..\..\library\common.h" />

     <ClInclude Include="..\..\library\ecp_alt.h" />

-    <ClInclude Include="..\..\library\md_internal.h" />

-    <ClInclude Include="..\..\library\pk_internal.h" />

+    <ClInclude Include="..\..\library\md_wrap.h" />

+    <ClInclude Include="..\..\library\pk_wrap.h" />

     <ClInclude Include="..\..\library\psa_crypto_core.h" />

     <ClInclude Include="..\..\library\psa_crypto_driver_wrappers.h" />

     <ClInclude Include="..\..\library\psa_crypto_invasive.h" />