diff --git a/third_party/mbedtls/library/.gitignore b/third_party/mbedtls/library/.gitignore
index f6619d27..09ae76db 100644
--- a/third_party/mbedtls/library/.gitignore
+++ b/third_party/mbedtls/library/.gitignore
@@ -4,7 +4,7 @@ libmbed*
 *.vcxproj
 
 # Automatically generated files
-/error.c
-/version_features.c
-/ssl_debug_helpers_generated.c
-/ssl_debug_helpers_generated.h
+# /error.c
+# /version_features.c
+# /ssl_debug_helpers_generated.c
+# /ssl_debug_helpers_generated.h
diff --git a/third_party/mbedtls/library/error.c b/third_party/mbedtls/library/error.c
new file mode 100644
index 00000000..f992d524
--- /dev/null
+++ b/third_party/mbedtls/library/error.c
@@ -0,0 +1,823 @@
+/*
+ *  Error message information
+ *
+ *  Copyright The Mbed TLS Contributors
+ *  SPDX-License-Identifier: Apache-2.0
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License"); you may
+ *  not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+#include "common.h"
+
+#include "mbedtls/error.h"
+
+#if defined(MBEDTLS_ERROR_C) || defined(MBEDTLS_ERROR_STRERROR_DUMMY)
+
+#if defined(MBEDTLS_ERROR_C)
+
+#if defined(MBEDTLS_PLATFORM_C)
+#include "mbedtls/platform.h"
+#else
+#define mbedtls_snprintf snprintf
+#endif
+
+#include <stdio.h>
+#include <string.h>
+
+#if defined(MBEDTLS_AES_C)
+#include "mbedtls/aes.h"
+#endif
+
+#if defined(MBEDTLS_ARIA_C)
+#include "mbedtls/aria.h"
+#endif
+
+#if defined(MBEDTLS_ASN1_PARSE_C)
+#include "mbedtls/asn1.h"
+#endif
+
+#if defined(MBEDTLS_BASE64_C)
+#include "mbedtls/base64.h"
+#endif
+
+#if defined(MBEDTLS_BIGNUM_C)
+#include "mbedtls/bignum.h"
+#endif
+
+#if defined(MBEDTLS_CAMELLIA_C)
+#include "mbedtls/camellia.h"
+#endif
+
+#if defined(MBEDTLS_CCM_C)
+#include "mbedtls/ccm.h"
+#endif
+
+#if defined(MBEDTLS_CHACHA20_C)
+#include "mbedtls/chacha20.h"
+#endif
+
+#if defined(MBEDTLS_CHACHAPOLY_C)
+#include "mbedtls/chachapoly.h"
+#endif
+
+#if defined(MBEDTLS_CIPHER_C)
+#include "mbedtls/cipher.h"
+#endif
+
+#if defined(MBEDTLS_CTR_DRBG_C)
+#include "mbedtls/ctr_drbg.h"
+#endif
+
+#if defined(MBEDTLS_DES_C)
+#include "mbedtls/des.h"
+#endif
+
+#if defined(MBEDTLS_DHM_C)
+#include "mbedtls/dhm.h"
+#endif
+
+#if defined(MBEDTLS_ECP_C)
+#include "mbedtls/ecp.h"
+#endif
+
+#if defined(MBEDTLS_ENTROPY_C)
+#include "mbedtls/entropy.h"
+#endif
+
+#if defined(MBEDTLS_ERROR_C)
+#include "mbedtls/error.h"
+#endif
+
+#if defined(MBEDTLS_PLATFORM_C)
+#include "mbedtls/platform.h"
+#endif
+
+#if defined(MBEDTLS_GCM_C)
+#include "mbedtls/gcm.h"
+#endif
+
+#if defined(MBEDTLS_HKDF_C)
+#include "mbedtls/hkdf.h"
+#endif
+
+#if defined(MBEDTLS_HMAC_DRBG_C)
+#include "mbedtls/hmac_drbg.h"
+#endif
+
+#if defined(MBEDTLS_MD_C)
+#include "mbedtls/md.h"
+#endif
+
+#if defined(MBEDTLS_NET_C)
+#include "mbedtls/net_sockets.h"
+#endif
+
+#if defined(MBEDTLS_OID_C)
+#include "mbedtls/oid.h"
+#endif
+
+#if defined(MBEDTLS_PEM_PARSE_C) || defined(MBEDTLS_PEM_WRITE_C)
+#include "mbedtls/pem.h"
+#endif
+
+#if defined(MBEDTLS_PK_C)
+#include "mbedtls/pk.h"
+#endif
+
+#if defined(MBEDTLS_PKCS12_C)
+#include "mbedtls/pkcs12.h"
+#endif
+
+#if defined(MBEDTLS_PKCS5_C)
+#include "mbedtls/pkcs5.h"
+#endif
+
+#if defined(MBEDTLS_POLY1305_C)
+#include "mbedtls/poly1305.h"
+#endif
+
+#if defined(MBEDTLS_RSA_C)
+#include "mbedtls/rsa.h"
+#endif
+
+#if defined(MBEDTLS_SHA1_C)
+#include "mbedtls/sha1.h"
+#endif
+
+#if defined(MBEDTLS_SHA256_C)
+#include "mbedtls/sha256.h"
+#endif
+
+#if defined(MBEDTLS_SHA512_C)
+#include "mbedtls/sha512.h"
+#endif
+
+#if defined(MBEDTLS_SSL_TLS_C)
+#include "mbedtls/ssl.h"
+#endif
+
+#if defined(MBEDTLS_THREADING_C)
+#include "mbedtls/threading.h"
+#endif
+
+#if defined(MBEDTLS_X509_USE_C) || defined(MBEDTLS_X509_CREATE_C)
+#include "mbedtls/x509.h"
+#endif
+
+
+const char * mbedtls_high_level_strerr( int error_code )
+{
+    int high_level_error_code;
+
+    if( error_code < 0 )
+        error_code = -error_code;
+
+    /* Extract the high-level part from the error code. */
+    high_level_error_code = error_code & 0xFF80;
+
+    switch( high_level_error_code )
+    {
+        /* Begin Auto-Generated Code. */
+#if defined(MBEDTLS_CIPHER_C)
+        case -(MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE):
+            return( "CIPHER - The selected feature is not available" );
+        case -(MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA):
+            return( "CIPHER - Bad input parameters" );
+        case -(MBEDTLS_ERR_CIPHER_ALLOC_FAILED):
+            return( "CIPHER - Failed to allocate memory" );
+        case -(MBEDTLS_ERR_CIPHER_INVALID_PADDING):
+            return( "CIPHER - Input data contains invalid padding and is rejected" );
+        case -(MBEDTLS_ERR_CIPHER_FULL_BLOCK_EXPECTED):
+            return( "CIPHER - Decryption of block requires a full block" );
+        case -(MBEDTLS_ERR_CIPHER_AUTH_FAILED):
+            return( "CIPHER - Authentication failed (for AEAD modes)" );
+        case -(MBEDTLS_ERR_CIPHER_INVALID_CONTEXT):
+            return( "CIPHER - The context is invalid. For example, because it was freed" );
+#endif /* MBEDTLS_CIPHER_C */
+
+#if defined(MBEDTLS_DHM_C)
+        case -(MBEDTLS_ERR_DHM_BAD_INPUT_DATA):
+            return( "DHM - Bad input parameters" );
+        case -(MBEDTLS_ERR_DHM_READ_PARAMS_FAILED):
+            return( "DHM - Reading of the DHM parameters failed" );
+        case -(MBEDTLS_ERR_DHM_MAKE_PARAMS_FAILED):
+            return( "DHM - Making of the DHM parameters failed" );
+        case -(MBEDTLS_ERR_DHM_READ_PUBLIC_FAILED):
+            return( "DHM - Reading of the public values failed" );
+        case -(MBEDTLS_ERR_DHM_MAKE_PUBLIC_FAILED):
+            return( "DHM - Making of the public value failed" );
+        case -(MBEDTLS_ERR_DHM_CALC_SECRET_FAILED):
+            return( "DHM - Calculation of the DHM secret failed" );
+        case -(MBEDTLS_ERR_DHM_INVALID_FORMAT):
+            return( "DHM - The ASN.1 data is not formatted correctly" );
+        case -(MBEDTLS_ERR_DHM_ALLOC_FAILED):
+            return( "DHM - Allocation of memory failed" );
+        case -(MBEDTLS_ERR_DHM_FILE_IO_ERROR):
+            return( "DHM - Read or write of file failed" );
+        case -(MBEDTLS_ERR_DHM_SET_GROUP_FAILED):
+            return( "DHM - Setting the modulus and generator failed" );
+#endif /* MBEDTLS_DHM_C */
+
+#if defined(MBEDTLS_ECP_C)
+        case -(MBEDTLS_ERR_ECP_BAD_INPUT_DATA):
+            return( "ECP - Bad input parameters to function" );
+        case -(MBEDTLS_ERR_ECP_BUFFER_TOO_SMALL):
+            return( "ECP - The buffer is too small to write to" );
+        case -(MBEDTLS_ERR_ECP_FEATURE_UNAVAILABLE):
+            return( "ECP - The requested feature is not available, for example, the requested curve is not supported" );
+        case -(MBEDTLS_ERR_ECP_VERIFY_FAILED):
+            return( "ECP - The signature is not valid" );
+        case -(MBEDTLS_ERR_ECP_ALLOC_FAILED):
+            return( "ECP - Memory allocation failed" );
+        case -(MBEDTLS_ERR_ECP_RANDOM_FAILED):
+            return( "ECP - Generation of random value, such as ephemeral key, failed" );
+        case -(MBEDTLS_ERR_ECP_INVALID_KEY):
+            return( "ECP - Invalid private or public key" );
+        case -(MBEDTLS_ERR_ECP_SIG_LEN_MISMATCH):
+            return( "ECP - The buffer contains a valid signature followed by more data" );
+        case -(MBEDTLS_ERR_ECP_IN_PROGRESS):
+            return( "ECP - Operation in progress, call again with the same parameters to continue" );
+#endif /* MBEDTLS_ECP_C */
+
+#if defined(MBEDTLS_MD_C)
+        case -(MBEDTLS_ERR_MD_FEATURE_UNAVAILABLE):
+            return( "MD - The selected feature is not available" );
+        case -(MBEDTLS_ERR_MD_BAD_INPUT_DATA):
+            return( "MD - Bad input parameters to function" );
+        case -(MBEDTLS_ERR_MD_ALLOC_FAILED):
+            return( "MD - Failed to allocate memory" );
+        case -(MBEDTLS_ERR_MD_FILE_IO_ERROR):
+            return( "MD - Opening or reading of file failed" );
+#endif /* MBEDTLS_MD_C */
+
+#if defined(MBEDTLS_PEM_PARSE_C) || defined(MBEDTLS_PEM_WRITE_C)
+        case -(MBEDTLS_ERR_PEM_NO_HEADER_FOOTER_PRESENT):
+            return( "PEM - No PEM header or footer found" );
+        case -(MBEDTLS_ERR_PEM_INVALID_DATA):
+            return( "PEM - PEM string is not as expected" );
+        case -(MBEDTLS_ERR_PEM_ALLOC_FAILED):
+            return( "PEM - Failed to allocate memory" );
+        case -(MBEDTLS_ERR_PEM_INVALID_ENC_IV):
+            return( "PEM - RSA IV is not in hex-format" );
+        case -(MBEDTLS_ERR_PEM_UNKNOWN_ENC_ALG):
+            return( "PEM - Unsupported key encryption algorithm" );
+        case -(MBEDTLS_ERR_PEM_PASSWORD_REQUIRED):
+            return( "PEM - Private key password can't be empty" );
+        case -(MBEDTLS_ERR_PEM_PASSWORD_MISMATCH):
+            return( "PEM - Given private key password does not allow for correct decryption" );
+        case -(MBEDTLS_ERR_PEM_FEATURE_UNAVAILABLE):
+            return( "PEM - Unavailable feature, e.g. hashing/encryption combination" );
+        case -(MBEDTLS_ERR_PEM_BAD_INPUT_DATA):
+            return( "PEM - Bad input parameters to function" );
+#endif /* MBEDTLS_PEM_PARSE_C || MBEDTLS_PEM_WRITE_C */
+
+#if defined(MBEDTLS_PK_C)
+        case -(MBEDTLS_ERR_PK_ALLOC_FAILED):
+            return( "PK - Memory allocation failed" );
+        case -(MBEDTLS_ERR_PK_TYPE_MISMATCH):
+            return( "PK - Type mismatch, eg attempt to encrypt with an ECDSA key" );
+        case -(MBEDTLS_ERR_PK_BAD_INPUT_DATA):
+            return( "PK - Bad input parameters to function" );
+        case -(MBEDTLS_ERR_PK_FILE_IO_ERROR):
+            return( "PK - Read/write of file failed" );
+        case -(MBEDTLS_ERR_PK_KEY_INVALID_VERSION):
+            return( "PK - Unsupported key version" );
+        case -(MBEDTLS_ERR_PK_KEY_INVALID_FORMAT):
+            return( "PK - Invalid key tag or value" );
+        case -(MBEDTLS_ERR_PK_UNKNOWN_PK_ALG):
+            return( "PK - Key algorithm is unsupported (only RSA and EC are supported)" );
+        case -(MBEDTLS_ERR_PK_PASSWORD_REQUIRED):
+            return( "PK - Private key password can't be empty" );
+        case -(MBEDTLS_ERR_PK_PASSWORD_MISMATCH):
+            return( "PK - Given private key password does not allow for correct decryption" );
+        case -(MBEDTLS_ERR_PK_INVALID_PUBKEY):
+            return( "PK - The pubkey tag or value is invalid (only RSA and EC are supported)" );
+        case -(MBEDTLS_ERR_PK_INVALID_ALG):
+            return( "PK - The algorithm tag or value is invalid" );
+        case -(MBEDTLS_ERR_PK_UNKNOWN_NAMED_CURVE):
+            return( "PK - Elliptic curve is unsupported (only NIST curves are supported)" );
+        case -(MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE):
+            return( "PK - Unavailable feature, e.g. RSA disabled for RSA key" );
+        case -(MBEDTLS_ERR_PK_SIG_LEN_MISMATCH):
+            return( "PK - The buffer contains a valid signature followed by more data" );
+        case -(MBEDTLS_ERR_PK_BUFFER_TOO_SMALL):
+            return( "PK - The output buffer is too small" );
+#endif /* MBEDTLS_PK_C */
+
+#if defined(MBEDTLS_PKCS12_C)
+        case -(MBEDTLS_ERR_PKCS12_BAD_INPUT_DATA):
+            return( "PKCS12 - Bad input parameters to function" );
+        case -(MBEDTLS_ERR_PKCS12_FEATURE_UNAVAILABLE):
+            return( "PKCS12 - Feature not available, e.g. unsupported encryption scheme" );
+        case -(MBEDTLS_ERR_PKCS12_PBE_INVALID_FORMAT):
+            return( "PKCS12 - PBE ASN.1 data not as expected" );
+        case -(MBEDTLS_ERR_PKCS12_PASSWORD_MISMATCH):
+            return( "PKCS12 - Given private key password does not allow for correct decryption" );
+#endif /* MBEDTLS_PKCS12_C */
+
+#if defined(MBEDTLS_PKCS5_C)
+        case -(MBEDTLS_ERR_PKCS5_BAD_INPUT_DATA):
+            return( "PKCS5 - Bad input parameters to function" );
+        case -(MBEDTLS_ERR_PKCS5_INVALID_FORMAT):
+            return( "PKCS5 - Unexpected ASN.1 data" );
+        case -(MBEDTLS_ERR_PKCS5_FEATURE_UNAVAILABLE):
+            return( "PKCS5 - Requested encryption or digest alg not available" );
+        case -(MBEDTLS_ERR_PKCS5_PASSWORD_MISMATCH):
+            return( "PKCS5 - Given private key password does not allow for correct decryption" );
+#endif /* MBEDTLS_PKCS5_C */
+
+#if defined(MBEDTLS_RSA_C)
+        case -(MBEDTLS_ERR_RSA_BAD_INPUT_DATA):
+            return( "RSA - Bad input parameters to function" );
+        case -(MBEDTLS_ERR_RSA_INVALID_PADDING):
+            return( "RSA - Input data contains invalid padding and is rejected" );
+        case -(MBEDTLS_ERR_RSA_KEY_GEN_FAILED):
+            return( "RSA - Something failed during generation of a key" );
+        case -(MBEDTLS_ERR_RSA_KEY_CHECK_FAILED):
+            return( "RSA - Key failed to pass the validity check of the library" );
+        case -(MBEDTLS_ERR_RSA_PUBLIC_FAILED):
+            return( "RSA - The public key operation failed" );
+        case -(MBEDTLS_ERR_RSA_PRIVATE_FAILED):
+            return( "RSA - The private key operation failed" );
+        case -(MBEDTLS_ERR_RSA_VERIFY_FAILED):
+            return( "RSA - The PKCS#1 verification failed" );
+        case -(MBEDTLS_ERR_RSA_OUTPUT_TOO_LARGE):
+            return( "RSA - The output buffer for decryption is not large enough" );
+        case -(MBEDTLS_ERR_RSA_RNG_FAILED):
+            return( "RSA - The random generator failed to generate non-zeros" );
+#endif /* MBEDTLS_RSA_C */
+
+#if defined(MBEDTLS_SSL_TLS_C)
+        case -(MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS):
+            return( "SSL - A cryptographic operation is in progress. Try again later" );
+        case -(MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE):
+            return( "SSL - The requested feature is not available" );
+        case -(MBEDTLS_ERR_SSL_BAD_INPUT_DATA):
+            return( "SSL - Bad input parameters to function" );
+        case -(MBEDTLS_ERR_SSL_INVALID_MAC):
+            return( "SSL - Verification of the message MAC failed" );
+        case -(MBEDTLS_ERR_SSL_INVALID_RECORD):
+            return( "SSL - An invalid SSL record was received" );
+        case -(MBEDTLS_ERR_SSL_CONN_EOF):
+            return( "SSL - The connection indicated an EOF" );
+        case -(MBEDTLS_ERR_SSL_DECODE_ERROR):
+            return( "SSL - A message could not be parsed due to a syntactic error" );
+        case -(MBEDTLS_ERR_SSL_NO_RNG):
+            return( "SSL - No RNG was provided to the SSL module" );
+        case -(MBEDTLS_ERR_SSL_NO_CLIENT_CERTIFICATE):
+            return( "SSL - No client certification received from the client, but required by the authentication mode" );
+        case -(MBEDTLS_ERR_SSL_UNSUPPORTED_EXTENSION):
+            return( "SSL - Client received an extended server hello containing an unsupported extension" );
+        case -(MBEDTLS_ERR_SSL_NO_APPLICATION_PROTOCOL):
+            return( "SSL - No ALPN protocols supported that the client advertises" );
+        case -(MBEDTLS_ERR_SSL_PRIVATE_KEY_REQUIRED):
+            return( "SSL - The own private key or pre-shared key is not set, but needed" );
+        case -(MBEDTLS_ERR_SSL_CA_CHAIN_REQUIRED):
+            return( "SSL - No CA Chain is set, but required to operate" );
+        case -(MBEDTLS_ERR_SSL_UNEXPECTED_MESSAGE):
+            return( "SSL - An unexpected message was received from our peer" );
+        case -(MBEDTLS_ERR_SSL_FATAL_ALERT_MESSAGE):
+            return( "SSL - A fatal alert message was received from our peer" );
+        case -(MBEDTLS_ERR_SSL_UNRECOGNIZED_NAME):
+            return( "SSL - No server could be identified matching the client's SNI" );
+        case -(MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY):
+            return( "SSL - The peer notified us that the connection is going to be closed" );
+        case -(MBEDTLS_ERR_SSL_BAD_CERTIFICATE):
+            return( "SSL - Processing of the Certificate handshake message failed" );
+        case -(MBEDTLS_ERR_SSL_ALLOC_FAILED):
+            return( "SSL - Memory allocation failed" );
+        case -(MBEDTLS_ERR_SSL_HW_ACCEL_FAILED):
+            return( "SSL - Hardware acceleration function returned with error" );
+        case -(MBEDTLS_ERR_SSL_HW_ACCEL_FALLTHROUGH):
+            return( "SSL - Hardware acceleration function skipped / left alone data" );
+        case -(MBEDTLS_ERR_SSL_BAD_PROTOCOL_VERSION):
+            return( "SSL - Handshake protocol not within min/max boundaries" );
+        case -(MBEDTLS_ERR_SSL_HANDSHAKE_FAILURE):
+            return( "SSL - The handshake negotiation failed" );
+        case -(MBEDTLS_ERR_SSL_SESSION_TICKET_EXPIRED):
+            return( "SSL - Session ticket has expired" );
+        case -(MBEDTLS_ERR_SSL_PK_TYPE_MISMATCH):
+            return( "SSL - Public key type mismatch (eg, asked for RSA key exchange and presented EC key)" );
+        case -(MBEDTLS_ERR_SSL_UNKNOWN_IDENTITY):
+            return( "SSL - Unknown identity received (eg, PSK identity)" );
+        case -(MBEDTLS_ERR_SSL_INTERNAL_ERROR):
+            return( "SSL - Internal error (eg, unexpected failure in lower-level module)" );
+        case -(MBEDTLS_ERR_SSL_COUNTER_WRAPPING):
+            return( "SSL - A counter would wrap (eg, too many messages exchanged)" );
+        case -(MBEDTLS_ERR_SSL_WAITING_SERVER_HELLO_RENEGO):
+            return( "SSL - Unexpected message at ServerHello in renegotiation" );
+        case -(MBEDTLS_ERR_SSL_HELLO_VERIFY_REQUIRED):
+            return( "SSL - DTLS client must retry for hello verification" );
+        case -(MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL):
+            return( "SSL - A buffer is too small to receive or write a message" );
+        case -(MBEDTLS_ERR_SSL_WANT_READ):
+            return( "SSL - No data of requested type currently available on underlying transport" );
+        case -(MBEDTLS_ERR_SSL_WANT_WRITE):
+            return( "SSL - Connection requires a write call" );
+        case -(MBEDTLS_ERR_SSL_TIMEOUT):
+            return( "SSL - The operation timed out" );
+        case -(MBEDTLS_ERR_SSL_CLIENT_RECONNECT):
+            return( "SSL - The client initiated a reconnect from the same port" );
+        case -(MBEDTLS_ERR_SSL_UNEXPECTED_RECORD):
+            return( "SSL - Record header looks valid but is not expected" );
+        case -(MBEDTLS_ERR_SSL_NON_FATAL):
+            return( "SSL - The alert message received indicates a non-fatal error" );
+        case -(MBEDTLS_ERR_SSL_ILLEGAL_PARAMETER):
+            return( "SSL - A field in a message was incorrect or inconsistent with other fields" );
+        case -(MBEDTLS_ERR_SSL_CONTINUE_PROCESSING):
+            return( "SSL - Internal-only message signaling that further message-processing should be done" );
+        case -(MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS):
+            return( "SSL - The asynchronous operation is not completed yet" );
+        case -(MBEDTLS_ERR_SSL_EARLY_MESSAGE):
+            return( "SSL - Internal-only message signaling that a message arrived early" );
+        case -(MBEDTLS_ERR_SSL_UNEXPECTED_CID):
+            return( "SSL - An encrypted DTLS-frame with an unexpected CID was received" );
+        case -(MBEDTLS_ERR_SSL_VERSION_MISMATCH):
+            return( "SSL - An operation failed due to an unexpected version or configuration" );
+        case -(MBEDTLS_ERR_SSL_BAD_CONFIG):
+            return( "SSL - Invalid value in SSL config" );
+#endif /* MBEDTLS_SSL_TLS_C */
+
+#if defined(MBEDTLS_X509_USE_C) || defined(MBEDTLS_X509_CREATE_C)
+        case -(MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE):
+            return( "X509 - Unavailable feature, e.g. RSA hashing/encryption combination" );
+        case -(MBEDTLS_ERR_X509_UNKNOWN_OID):
+            return( "X509 - Requested OID is unknown" );
+        case -(MBEDTLS_ERR_X509_INVALID_FORMAT):
+            return( "X509 - The CRT/CRL/CSR format is invalid, e.g. different type expected" );
+        case -(MBEDTLS_ERR_X509_INVALID_VERSION):
+            return( "X509 - The CRT/CRL/CSR version element is invalid" );
+        case -(MBEDTLS_ERR_X509_INVALID_SERIAL):
+            return( "X509 - The serial tag or value is invalid" );
+        case -(MBEDTLS_ERR_X509_INVALID_ALG):
+            return( "X509 - The algorithm tag or value is invalid" );
+        case -(MBEDTLS_ERR_X509_INVALID_NAME):
+            return( "X509 - The name tag or value is invalid" );
+        case -(MBEDTLS_ERR_X509_INVALID_DATE):
+            return( "X509 - The date tag or value is invalid" );
+        case -(MBEDTLS_ERR_X509_INVALID_SIGNATURE):
+            return( "X509 - The signature tag or value invalid" );
+        case -(MBEDTLS_ERR_X509_INVALID_EXTENSIONS):
+            return( "X509 - The extension tag or value is invalid" );
+        case -(MBEDTLS_ERR_X509_UNKNOWN_VERSION):
+            return( "X509 - CRT/CRL/CSR has an unsupported version number" );
+        case -(MBEDTLS_ERR_X509_UNKNOWN_SIG_ALG):
+            return( "X509 - Signature algorithm (oid) is unsupported" );
+        case -(MBEDTLS_ERR_X509_SIG_MISMATCH):
+            return( "X509 - Signature algorithms do not match. (see \\c ::mbedtls_x509_crt sig_oid)" );
+        case -(MBEDTLS_ERR_X509_CERT_VERIFY_FAILED):
+            return( "X509 - Certificate verification failed, e.g. CRL, CA or signature check failed" );
+        case -(MBEDTLS_ERR_X509_CERT_UNKNOWN_FORMAT):
+            return( "X509 - Format not recognized as DER or PEM" );
+        case -(MBEDTLS_ERR_X509_BAD_INPUT_DATA):
+            return( "X509 - Input invalid" );
+        case -(MBEDTLS_ERR_X509_ALLOC_FAILED):
+            return( "X509 - Allocation of memory failed" );
+        case -(MBEDTLS_ERR_X509_FILE_IO_ERROR):
+            return( "X509 - Read/write of file failed" );
+        case -(MBEDTLS_ERR_X509_BUFFER_TOO_SMALL):
+            return( "X509 - Destination buffer is too small" );
+        case -(MBEDTLS_ERR_X509_FATAL_ERROR):
+            return( "X509 - A fatal error occurred, eg the chain is too long or the vrfy callback failed" );
+#endif /* MBEDTLS_X509_USE_C || MBEDTLS_X509_CREATE_C */
+        /* End Auto-Generated Code. */
+
+        default:
+            break;
+    }
+
+    return( NULL );
+}
+
+const char * mbedtls_low_level_strerr( int error_code )
+{
+    int low_level_error_code;
+
+    if( error_code < 0 )
+        error_code = -error_code;
+
+    /* Extract the low-level part from the error code. */
+    low_level_error_code = error_code & ~0xFF80;
+
+    switch( low_level_error_code )
+    {
+        /* Begin Auto-Generated Code. */
+#if defined(MBEDTLS_AES_C)
+        case -(MBEDTLS_ERR_AES_INVALID_KEY_LENGTH):
+            return( "AES - Invalid key length" );
+        case -(MBEDTLS_ERR_AES_INVALID_INPUT_LENGTH):
+            return( "AES - Invalid data input length" );
+        case -(MBEDTLS_ERR_AES_BAD_INPUT_DATA):
+            return( "AES - Invalid input data" );
+#endif /* MBEDTLS_AES_C */
+
+#if defined(MBEDTLS_ARIA_C)
+        case -(MBEDTLS_ERR_ARIA_BAD_INPUT_DATA):
+            return( "ARIA - Bad input data" );
+        case -(MBEDTLS_ERR_ARIA_INVALID_INPUT_LENGTH):
+            return( "ARIA - Invalid data input length" );
+#endif /* MBEDTLS_ARIA_C */
+
+#if defined(MBEDTLS_ASN1_PARSE_C)
+        case -(MBEDTLS_ERR_ASN1_OUT_OF_DATA):
+            return( "ASN1 - Out of data when parsing an ASN1 data structure" );
+        case -(MBEDTLS_ERR_ASN1_UNEXPECTED_TAG):
+            return( "ASN1 - ASN1 tag was of an unexpected value" );
+        case -(MBEDTLS_ERR_ASN1_INVALID_LENGTH):
+            return( "ASN1 - Error when trying to determine the length or invalid length" );
+        case -(MBEDTLS_ERR_ASN1_LENGTH_MISMATCH):
+            return( "ASN1 - Actual length differs from expected length" );
+        case -(MBEDTLS_ERR_ASN1_INVALID_DATA):
+            return( "ASN1 - Data is invalid" );
+        case -(MBEDTLS_ERR_ASN1_ALLOC_FAILED):
+            return( "ASN1 - Memory allocation failed" );
+        case -(MBEDTLS_ERR_ASN1_BUF_TOO_SMALL):
+            return( "ASN1 - Buffer too small when writing ASN.1 data structure" );
+#endif /* MBEDTLS_ASN1_PARSE_C */
+
+#if defined(MBEDTLS_BASE64_C)
+        case -(MBEDTLS_ERR_BASE64_BUFFER_TOO_SMALL):
+            return( "BASE64 - Output buffer too small" );
+        case -(MBEDTLS_ERR_BASE64_INVALID_CHARACTER):
+            return( "BASE64 - Invalid character in input" );
+#endif /* MBEDTLS_BASE64_C */
+
+#if defined(MBEDTLS_BIGNUM_C)
+        case -(MBEDTLS_ERR_MPI_FILE_IO_ERROR):
+            return( "BIGNUM - An error occurred while reading from or writing to a file" );
+        case -(MBEDTLS_ERR_MPI_BAD_INPUT_DATA):
+            return( "BIGNUM - Bad input parameters to function" );
+        case -(MBEDTLS_ERR_MPI_INVALID_CHARACTER):
+            return( "BIGNUM - There is an invalid character in the digit string" );
+        case -(MBEDTLS_ERR_MPI_BUFFER_TOO_SMALL):
+            return( "BIGNUM - The buffer is too small to write to" );
+        case -(MBEDTLS_ERR_MPI_NEGATIVE_VALUE):
+            return( "BIGNUM - The input arguments are negative or result in illegal output" );
+        case -(MBEDTLS_ERR_MPI_DIVISION_BY_ZERO):
+            return( "BIGNUM - The input argument for division is zero, which is not allowed" );
+        case -(MBEDTLS_ERR_MPI_NOT_ACCEPTABLE):
+            return( "BIGNUM - The input arguments are not acceptable" );
+        case -(MBEDTLS_ERR_MPI_ALLOC_FAILED):
+            return( "BIGNUM - Memory allocation failed" );
+#endif /* MBEDTLS_BIGNUM_C */
+
+#if defined(MBEDTLS_CAMELLIA_C)
+        case -(MBEDTLS_ERR_CAMELLIA_BAD_INPUT_DATA):
+            return( "CAMELLIA - Bad input data" );
+        case -(MBEDTLS_ERR_CAMELLIA_INVALID_INPUT_LENGTH):
+            return( "CAMELLIA - Invalid data input length" );
+#endif /* MBEDTLS_CAMELLIA_C */
+
+#if defined(MBEDTLS_CCM_C)
+        case -(MBEDTLS_ERR_CCM_BAD_INPUT):
+            return( "CCM - Bad input parameters to the function" );
+        case -(MBEDTLS_ERR_CCM_AUTH_FAILED):
+            return( "CCM - Authenticated decryption failed" );
+#endif /* MBEDTLS_CCM_C */
+
+#if defined(MBEDTLS_CHACHA20_C)
+        case -(MBEDTLS_ERR_CHACHA20_BAD_INPUT_DATA):
+            return( "CHACHA20 - Invalid input parameter(s)" );
+#endif /* MBEDTLS_CHACHA20_C */
+
+#if defined(MBEDTLS_CHACHAPOLY_C)
+        case -(MBEDTLS_ERR_CHACHAPOLY_BAD_STATE):
+            return( "CHACHAPOLY - The requested operation is not permitted in the current state" );
+        case -(MBEDTLS_ERR_CHACHAPOLY_AUTH_FAILED):
+            return( "CHACHAPOLY - Authenticated decryption failed: data was not authentic" );
+#endif /* MBEDTLS_CHACHAPOLY_C */
+
+#if defined(MBEDTLS_CTR_DRBG_C)
+        case -(MBEDTLS_ERR_CTR_DRBG_ENTROPY_SOURCE_FAILED):
+            return( "CTR_DRBG - The entropy source failed" );
+        case -(MBEDTLS_ERR_CTR_DRBG_REQUEST_TOO_BIG):
+            return( "CTR_DRBG - The requested random buffer length is too big" );
+        case -(MBEDTLS_ERR_CTR_DRBG_INPUT_TOO_BIG):
+            return( "CTR_DRBG - The input (entropy + additional data) is too large" );
+        case -(MBEDTLS_ERR_CTR_DRBG_FILE_IO_ERROR):
+            return( "CTR_DRBG - Read or write error in file" );
+#endif /* MBEDTLS_CTR_DRBG_C */
+
+#if defined(MBEDTLS_DES_C)
+        case -(MBEDTLS_ERR_DES_INVALID_INPUT_LENGTH):
+            return( "DES - The data input has an invalid length" );
+#endif /* MBEDTLS_DES_C */
+
+#if defined(MBEDTLS_ENTROPY_C)
+        case -(MBEDTLS_ERR_ENTROPY_SOURCE_FAILED):
+            return( "ENTROPY - Critical entropy source failure" );
+        case -(MBEDTLS_ERR_ENTROPY_MAX_SOURCES):
+            return( "ENTROPY - No more sources can be added" );
+        case -(MBEDTLS_ERR_ENTROPY_NO_SOURCES_DEFINED):
+            return( "ENTROPY - No sources have been added to poll" );
+        case -(MBEDTLS_ERR_ENTROPY_NO_STRONG_SOURCE):
+            return( "ENTROPY - No strong sources have been added to poll" );
+        case -(MBEDTLS_ERR_ENTROPY_FILE_IO_ERROR):
+            return( "ENTROPY - Read/write error in file" );
+#endif /* MBEDTLS_ENTROPY_C */
+
+#if defined(MBEDTLS_ERROR_C)
+        case -(MBEDTLS_ERR_ERROR_GENERIC_ERROR):
+            return( "ERROR - Generic error" );
+        case -(MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED):
+            return( "ERROR - This is a bug in the library" );
+#endif /* MBEDTLS_ERROR_C */
+
+#if defined(MBEDTLS_PLATFORM_C)
+        case -(MBEDTLS_ERR_PLATFORM_HW_ACCEL_FAILED):
+            return( "PLATFORM - Hardware accelerator failed" );
+        case -(MBEDTLS_ERR_PLATFORM_FEATURE_UNSUPPORTED):
+            return( "PLATFORM - The requested feature is not supported by the platform" );
+#endif /* MBEDTLS_PLATFORM_C */
+
+#if defined(MBEDTLS_GCM_C)
+        case -(MBEDTLS_ERR_GCM_AUTH_FAILED):
+            return( "GCM - Authenticated decryption failed" );
+        case -(MBEDTLS_ERR_GCM_BAD_INPUT):
+            return( "GCM - Bad input parameters to function" );
+        case -(MBEDTLS_ERR_GCM_BUFFER_TOO_SMALL):
+            return( "GCM - An output buffer is too small" );
+#endif /* MBEDTLS_GCM_C */
+
+#if defined(MBEDTLS_HKDF_C)
+        case -(MBEDTLS_ERR_HKDF_BAD_INPUT_DATA):
+            return( "HKDF - Bad input parameters to function" );
+#endif /* MBEDTLS_HKDF_C */
+
+#if defined(MBEDTLS_HMAC_DRBG_C)
+        case -(MBEDTLS_ERR_HMAC_DRBG_REQUEST_TOO_BIG):
+            return( "HMAC_DRBG - Too many random requested in single call" );
+        case -(MBEDTLS_ERR_HMAC_DRBG_INPUT_TOO_BIG):
+            return( "HMAC_DRBG - Input too large (Entropy + additional)" );
+        case -(MBEDTLS_ERR_HMAC_DRBG_FILE_IO_ERROR):
+            return( "HMAC_DRBG - Read/write error in file" );
+        case -(MBEDTLS_ERR_HMAC_DRBG_ENTROPY_SOURCE_FAILED):
+            return( "HMAC_DRBG - The entropy source failed" );
+#endif /* MBEDTLS_HMAC_DRBG_C */
+
+#if defined(MBEDTLS_NET_C)
+        case -(MBEDTLS_ERR_NET_SOCKET_FAILED):
+            return( "NET - Failed to open a socket" );
+        case -(MBEDTLS_ERR_NET_CONNECT_FAILED):
+            return( "NET - The connection to the given server / port failed" );
+        case -(MBEDTLS_ERR_NET_BIND_FAILED):
+            return( "NET - Binding of the socket failed" );
+        case -(MBEDTLS_ERR_NET_LISTEN_FAILED):
+            return( "NET - Could not listen on the socket" );
+        case -(MBEDTLS_ERR_NET_ACCEPT_FAILED):
+            return( "NET - Could not accept the incoming connection" );
+        case -(MBEDTLS_ERR_NET_RECV_FAILED):
+            return( "NET - Reading information from the socket failed" );
+        case -(MBEDTLS_ERR_NET_SEND_FAILED):
+            return( "NET - Sending information through the socket failed" );
+        case -(MBEDTLS_ERR_NET_CONN_RESET):
+            return( "NET - Connection was reset by peer" );
+        case -(MBEDTLS_ERR_NET_UNKNOWN_HOST):
+            return( "NET - Failed to get an IP address for the given hostname" );
+        case -(MBEDTLS_ERR_NET_BUFFER_TOO_SMALL):
+            return( "NET - Buffer is too small to hold the data" );
+        case -(MBEDTLS_ERR_NET_INVALID_CONTEXT):
+            return( "NET - The context is invalid, eg because it was free()ed" );
+        case -(MBEDTLS_ERR_NET_POLL_FAILED):
+            return( "NET - Polling the net context failed" );
+        case -(MBEDTLS_ERR_NET_BAD_INPUT_DATA):
+            return( "NET - Input invalid" );
+#endif /* MBEDTLS_NET_C */
+
+#if defined(MBEDTLS_OID_C)
+        case -(MBEDTLS_ERR_OID_NOT_FOUND):
+            return( "OID - OID is not found" );
+        case -(MBEDTLS_ERR_OID_BUF_TOO_SMALL):
+            return( "OID - output buffer is too small" );
+#endif /* MBEDTLS_OID_C */
+
+#if defined(MBEDTLS_POLY1305_C)
+        case -(MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA):
+            return( "POLY1305 - Invalid input parameter(s)" );
+#endif /* MBEDTLS_POLY1305_C */
+
+#if defined(MBEDTLS_SHA1_C)
+        case -(MBEDTLS_ERR_SHA1_BAD_INPUT_DATA):
+            return( "SHA1 - SHA-1 input data was malformed" );
+#endif /* MBEDTLS_SHA1_C */
+
+#if defined(MBEDTLS_SHA256_C)
+        case -(MBEDTLS_ERR_SHA256_BAD_INPUT_DATA):
+            return( "SHA256 - SHA-256 input data was malformed" );
+#endif /* MBEDTLS_SHA256_C */
+
+#if defined(MBEDTLS_SHA512_C)
+        case -(MBEDTLS_ERR_SHA512_BAD_INPUT_DATA):
+            return( "SHA512 - SHA-512 input data was malformed" );
+#endif /* MBEDTLS_SHA512_C */
+
+#if defined(MBEDTLS_THREADING_C)
+        case -(MBEDTLS_ERR_THREADING_BAD_INPUT_DATA):
+            return( "THREADING - Bad input parameters to function" );
+        case -(MBEDTLS_ERR_THREADING_MUTEX_ERROR):
+            return( "THREADING - Locking / unlocking / free failed with error code" );
+#endif /* MBEDTLS_THREADING_C */
+        /* End Auto-Generated Code. */
+
+        default:
+            break;
+    }
+
+    return( NULL );
+}
+
+void mbedtls_strerror( int ret, char *buf, size_t buflen )
+{
+    size_t len;
+    int use_ret;
+    const char * high_level_error_description = NULL;
+    const char * low_level_error_description = NULL;
+
+    if( buflen == 0 )
+        return;
+
+    memset( buf, 0x00, buflen );
+
+    if( ret < 0 )
+        ret = -ret;
+
+    if( ret & 0xFF80 )
+    {
+        use_ret = ret & 0xFF80;
+
+        // Translate high level error code.
+        high_level_error_description = mbedtls_high_level_strerr( ret );
+
+        if( high_level_error_description == NULL )
+            mbedtls_snprintf( buf, buflen, "UNKNOWN ERROR CODE (%04X)", (unsigned int) use_ret );
+        else
+            mbedtls_snprintf( buf, buflen, "%s", high_level_error_description );
+
+#if defined(MBEDTLS_SSL_TLS_C)
+        // Early return in case of a fatal error - do not try to translate low
+        // level code.
+        if(use_ret == -(MBEDTLS_ERR_SSL_FATAL_ALERT_MESSAGE))
+            return;
+#endif /* MBEDTLS_SSL_TLS_C */
+    }
+
+    use_ret = ret & ~0xFF80;
+
+    if( use_ret == 0 )
+        return;
+
+    // If high level code is present, make a concatenation between both
+    // error strings.
+    //
+    len = strlen( buf );
+
+    if( len > 0 )
+    {
+        if( buflen - len < 5 )
+            return;
+
+        mbedtls_snprintf( buf + len, buflen - len, " : " );
+
+        buf += len + 3;
+        buflen -= len + 3;
+    }
+
+    // Translate low level error code.
+    low_level_error_description = mbedtls_low_level_strerr( ret );
+
+    if( low_level_error_description == NULL )
+        mbedtls_snprintf( buf, buflen, "UNKNOWN ERROR CODE (%04X)", (unsigned int) use_ret );
+    else
+        mbedtls_snprintf( buf, buflen, "%s", low_level_error_description );
+}
+
+#else /* MBEDTLS_ERROR_C */
+
+/*
+ * Provide an non-function in case MBEDTLS_ERROR_C is not defined
+ */
+void mbedtls_strerror( int ret, char *buf, size_t buflen )
+{
+    ((void) ret);
+
+    if( buflen > 0 )
+        buf[0] = '\0';
+}
+
+#endif /* MBEDTLS_ERROR_C */
+
+#if defined(MBEDTLS_TEST_HOOKS)
+void (*mbedtls_test_hook_error_add)( int, int, const char *, int );
+#endif
+
+#endif /* MBEDTLS_ERROR_C || MBEDTLS_ERROR_STRERROR_DUMMY */
diff --git a/third_party/mbedtls/library/version_features.c b/third_party/mbedtls/library/version_features.c
new file mode 100644
index 00000000..dfc3212f
--- /dev/null
+++ b/third_party/mbedtls/library/version_features.c
@@ -0,0 +1,758 @@
+/*
+ *  Version feature information
+ *
+ *  Copyright The Mbed TLS Contributors
+ *  SPDX-License-Identifier: Apache-2.0
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License"); you may
+ *  not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+#include "common.h"
+
+#if defined(MBEDTLS_VERSION_C)
+
+#include "mbedtls/version.h"
+
+#include <string.h>
+
+static const char * const features[] = {
+#if defined(MBEDTLS_VERSION_FEATURES)
+#if defined(MBEDTLS_HAVE_ASM)
+    "MBEDTLS_HAVE_ASM",
+#endif /* MBEDTLS_HAVE_ASM */
+#if defined(MBEDTLS_NO_UDBL_DIVISION)
+    "MBEDTLS_NO_UDBL_DIVISION",
+#endif /* MBEDTLS_NO_UDBL_DIVISION */
+#if defined(MBEDTLS_NO_64BIT_MULTIPLICATION)
+    "MBEDTLS_NO_64BIT_MULTIPLICATION",
+#endif /* MBEDTLS_NO_64BIT_MULTIPLICATION */
+#if defined(MBEDTLS_HAVE_SSE2)
+    "MBEDTLS_HAVE_SSE2",
+#endif /* MBEDTLS_HAVE_SSE2 */
+#if defined(MBEDTLS_HAVE_TIME)
+    "MBEDTLS_HAVE_TIME",
+#endif /* MBEDTLS_HAVE_TIME */
+#if defined(MBEDTLS_HAVE_TIME_DATE)
+    "MBEDTLS_HAVE_TIME_DATE",
+#endif /* MBEDTLS_HAVE_TIME_DATE */
+#if defined(MBEDTLS_PLATFORM_MEMORY)
+    "MBEDTLS_PLATFORM_MEMORY",
+#endif /* MBEDTLS_PLATFORM_MEMORY */
+#if defined(MBEDTLS_PLATFORM_NO_STD_FUNCTIONS)
+    "MBEDTLS_PLATFORM_NO_STD_FUNCTIONS",
+#endif /* MBEDTLS_PLATFORM_NO_STD_FUNCTIONS */
+#if defined(MBEDTLS_PLATFORM_EXIT_ALT)
+    "MBEDTLS_PLATFORM_EXIT_ALT",
+#endif /* MBEDTLS_PLATFORM_EXIT_ALT */
+#if defined(MBEDTLS_PLATFORM_TIME_ALT)
+    "MBEDTLS_PLATFORM_TIME_ALT",
+#endif /* MBEDTLS_PLATFORM_TIME_ALT */
+#if defined(MBEDTLS_PLATFORM_FPRINTF_ALT)
+    "MBEDTLS_PLATFORM_FPRINTF_ALT",
+#endif /* MBEDTLS_PLATFORM_FPRINTF_ALT */
+#if defined(MBEDTLS_PLATFORM_PRINTF_ALT)
+    "MBEDTLS_PLATFORM_PRINTF_ALT",
+#endif /* MBEDTLS_PLATFORM_PRINTF_ALT */
+#if defined(MBEDTLS_PLATFORM_SNPRINTF_ALT)
+    "MBEDTLS_PLATFORM_SNPRINTF_ALT",
+#endif /* MBEDTLS_PLATFORM_SNPRINTF_ALT */
+#if defined(MBEDTLS_PLATFORM_VSNPRINTF_ALT)
+    "MBEDTLS_PLATFORM_VSNPRINTF_ALT",
+#endif /* MBEDTLS_PLATFORM_VSNPRINTF_ALT */
+#if defined(MBEDTLS_PLATFORM_NV_SEED_ALT)
+    "MBEDTLS_PLATFORM_NV_SEED_ALT",
+#endif /* MBEDTLS_PLATFORM_NV_SEED_ALT */
+#if defined(MBEDTLS_PLATFORM_SETUP_TEARDOWN_ALT)
+    "MBEDTLS_PLATFORM_SETUP_TEARDOWN_ALT",
+#endif /* MBEDTLS_PLATFORM_SETUP_TEARDOWN_ALT */
+#if defined(MBEDTLS_DEPRECATED_WARNING)
+    "MBEDTLS_DEPRECATED_WARNING",
+#endif /* MBEDTLS_DEPRECATED_WARNING */
+#if defined(MBEDTLS_DEPRECATED_REMOVED)
+    "MBEDTLS_DEPRECATED_REMOVED",
+#endif /* MBEDTLS_DEPRECATED_REMOVED */
+#if defined(MBEDTLS_TIMING_ALT)
+    "MBEDTLS_TIMING_ALT",
+#endif /* MBEDTLS_TIMING_ALT */
+#if defined(MBEDTLS_AES_ALT)
+    "MBEDTLS_AES_ALT",
+#endif /* MBEDTLS_AES_ALT */
+#if defined(MBEDTLS_ARIA_ALT)
+    "MBEDTLS_ARIA_ALT",
+#endif /* MBEDTLS_ARIA_ALT */
+#if defined(MBEDTLS_CAMELLIA_ALT)
+    "MBEDTLS_CAMELLIA_ALT",
+#endif /* MBEDTLS_CAMELLIA_ALT */
+#if defined(MBEDTLS_CCM_ALT)
+    "MBEDTLS_CCM_ALT",
+#endif /* MBEDTLS_CCM_ALT */
+#if defined(MBEDTLS_CHACHA20_ALT)
+    "MBEDTLS_CHACHA20_ALT",
+#endif /* MBEDTLS_CHACHA20_ALT */
+#if defined(MBEDTLS_CHACHAPOLY_ALT)
+    "MBEDTLS_CHACHAPOLY_ALT",
+#endif /* MBEDTLS_CHACHAPOLY_ALT */
+#if defined(MBEDTLS_CMAC_ALT)
+    "MBEDTLS_CMAC_ALT",
+#endif /* MBEDTLS_CMAC_ALT */
+#if defined(MBEDTLS_DES_ALT)
+    "MBEDTLS_DES_ALT",
+#endif /* MBEDTLS_DES_ALT */
+#if defined(MBEDTLS_DHM_ALT)
+    "MBEDTLS_DHM_ALT",
+#endif /* MBEDTLS_DHM_ALT */
+#if defined(MBEDTLS_ECJPAKE_ALT)
+    "MBEDTLS_ECJPAKE_ALT",
+#endif /* MBEDTLS_ECJPAKE_ALT */
+#if defined(MBEDTLS_GCM_ALT)
+    "MBEDTLS_GCM_ALT",
+#endif /* MBEDTLS_GCM_ALT */
+#if defined(MBEDTLS_NIST_KW_ALT)
+    "MBEDTLS_NIST_KW_ALT",
+#endif /* MBEDTLS_NIST_KW_ALT */
+#if defined(MBEDTLS_MD5_ALT)
+    "MBEDTLS_MD5_ALT",
+#endif /* MBEDTLS_MD5_ALT */
+#if defined(MBEDTLS_POLY1305_ALT)
+    "MBEDTLS_POLY1305_ALT",
+#endif /* MBEDTLS_POLY1305_ALT */
+#if defined(MBEDTLS_RIPEMD160_ALT)
+    "MBEDTLS_RIPEMD160_ALT",
+#endif /* MBEDTLS_RIPEMD160_ALT */
+#if defined(MBEDTLS_RSA_ALT)
+    "MBEDTLS_RSA_ALT",
+#endif /* MBEDTLS_RSA_ALT */
+#if defined(MBEDTLS_SHA1_ALT)
+    "MBEDTLS_SHA1_ALT",
+#endif /* MBEDTLS_SHA1_ALT */
+#if defined(MBEDTLS_SHA256_ALT)
+    "MBEDTLS_SHA256_ALT",
+#endif /* MBEDTLS_SHA256_ALT */
+#if defined(MBEDTLS_SHA512_ALT)
+    "MBEDTLS_SHA512_ALT",
+#endif /* MBEDTLS_SHA512_ALT */
+#if defined(MBEDTLS_ECP_ALT)
+    "MBEDTLS_ECP_ALT",
+#endif /* MBEDTLS_ECP_ALT */
+#if defined(MBEDTLS_MD5_PROCESS_ALT)
+    "MBEDTLS_MD5_PROCESS_ALT",
+#endif /* MBEDTLS_MD5_PROCESS_ALT */
+#if defined(MBEDTLS_RIPEMD160_PROCESS_ALT)
+    "MBEDTLS_RIPEMD160_PROCESS_ALT",
+#endif /* MBEDTLS_RIPEMD160_PROCESS_ALT */
+#if defined(MBEDTLS_SHA1_PROCESS_ALT)
+    "MBEDTLS_SHA1_PROCESS_ALT",
+#endif /* MBEDTLS_SHA1_PROCESS_ALT */
+#if defined(MBEDTLS_SHA256_PROCESS_ALT)
+    "MBEDTLS_SHA256_PROCESS_ALT",
+#endif /* MBEDTLS_SHA256_PROCESS_ALT */
+#if defined(MBEDTLS_SHA512_PROCESS_ALT)
+    "MBEDTLS_SHA512_PROCESS_ALT",
+#endif /* MBEDTLS_SHA512_PROCESS_ALT */
+#if defined(MBEDTLS_DES_SETKEY_ALT)
+    "MBEDTLS_DES_SETKEY_ALT",
+#endif /* MBEDTLS_DES_SETKEY_ALT */
+#if defined(MBEDTLS_DES_CRYPT_ECB_ALT)
+    "MBEDTLS_DES_CRYPT_ECB_ALT",
+#endif /* MBEDTLS_DES_CRYPT_ECB_ALT */
+#if defined(MBEDTLS_DES3_CRYPT_ECB_ALT)
+    "MBEDTLS_DES3_CRYPT_ECB_ALT",
+#endif /* MBEDTLS_DES3_CRYPT_ECB_ALT */
+#if defined(MBEDTLS_AES_SETKEY_ENC_ALT)
+    "MBEDTLS_AES_SETKEY_ENC_ALT",
+#endif /* MBEDTLS_AES_SETKEY_ENC_ALT */
+#if defined(MBEDTLS_AES_SETKEY_DEC_ALT)
+    "MBEDTLS_AES_SETKEY_DEC_ALT",
+#endif /* MBEDTLS_AES_SETKEY_DEC_ALT */
+#if defined(MBEDTLS_AES_ENCRYPT_ALT)
+    "MBEDTLS_AES_ENCRYPT_ALT",
+#endif /* MBEDTLS_AES_ENCRYPT_ALT */
+#if defined(MBEDTLS_AES_DECRYPT_ALT)
+    "MBEDTLS_AES_DECRYPT_ALT",
+#endif /* MBEDTLS_AES_DECRYPT_ALT */
+#if defined(MBEDTLS_ECDH_GEN_PUBLIC_ALT)
+    "MBEDTLS_ECDH_GEN_PUBLIC_ALT",
+#endif /* MBEDTLS_ECDH_GEN_PUBLIC_ALT */
+#if defined(MBEDTLS_ECDH_COMPUTE_SHARED_ALT)
+    "MBEDTLS_ECDH_COMPUTE_SHARED_ALT",
+#endif /* MBEDTLS_ECDH_COMPUTE_SHARED_ALT */
+#if defined(MBEDTLS_ECDSA_VERIFY_ALT)
+    "MBEDTLS_ECDSA_VERIFY_ALT",
+#endif /* MBEDTLS_ECDSA_VERIFY_ALT */
+#if defined(MBEDTLS_ECDSA_SIGN_ALT)
+    "MBEDTLS_ECDSA_SIGN_ALT",
+#endif /* MBEDTLS_ECDSA_SIGN_ALT */
+#if defined(MBEDTLS_ECDSA_GENKEY_ALT)
+    "MBEDTLS_ECDSA_GENKEY_ALT",
+#endif /* MBEDTLS_ECDSA_GENKEY_ALT */
+#if defined(MBEDTLS_ECP_INTERNAL_ALT)
+    "MBEDTLS_ECP_INTERNAL_ALT",
+#endif /* MBEDTLS_ECP_INTERNAL_ALT */
+#if defined(MBEDTLS_ECP_NO_FALLBACK)
+    "MBEDTLS_ECP_NO_FALLBACK",
+#endif /* MBEDTLS_ECP_NO_FALLBACK */
+#if defined(MBEDTLS_ECP_RANDOMIZE_JAC_ALT)
+    "MBEDTLS_ECP_RANDOMIZE_JAC_ALT",
+#endif /* MBEDTLS_ECP_RANDOMIZE_JAC_ALT */
+#if defined(MBEDTLS_ECP_ADD_MIXED_ALT)
+    "MBEDTLS_ECP_ADD_MIXED_ALT",
+#endif /* MBEDTLS_ECP_ADD_MIXED_ALT */
+#if defined(MBEDTLS_ECP_DOUBLE_JAC_ALT)
+    "MBEDTLS_ECP_DOUBLE_JAC_ALT",
+#endif /* MBEDTLS_ECP_DOUBLE_JAC_ALT */
+#if defined(MBEDTLS_ECP_NORMALIZE_JAC_MANY_ALT)
+    "MBEDTLS_ECP_NORMALIZE_JAC_MANY_ALT",
+#endif /* MBEDTLS_ECP_NORMALIZE_JAC_MANY_ALT */
+#if defined(MBEDTLS_ECP_NORMALIZE_JAC_ALT)
+    "MBEDTLS_ECP_NORMALIZE_JAC_ALT",
+#endif /* MBEDTLS_ECP_NORMALIZE_JAC_ALT */
+#if defined(MBEDTLS_ECP_DOUBLE_ADD_MXZ_ALT)
+    "MBEDTLS_ECP_DOUBLE_ADD_MXZ_ALT",
+#endif /* MBEDTLS_ECP_DOUBLE_ADD_MXZ_ALT */
+#if defined(MBEDTLS_ECP_RANDOMIZE_MXZ_ALT)
+    "MBEDTLS_ECP_RANDOMIZE_MXZ_ALT",
+#endif /* MBEDTLS_ECP_RANDOMIZE_MXZ_ALT */
+#if defined(MBEDTLS_ECP_NORMALIZE_MXZ_ALT)
+    "MBEDTLS_ECP_NORMALIZE_MXZ_ALT",
+#endif /* MBEDTLS_ECP_NORMALIZE_MXZ_ALT */
+#if defined(MBEDTLS_ENTROPY_HARDWARE_ALT)
+    "MBEDTLS_ENTROPY_HARDWARE_ALT",
+#endif /* MBEDTLS_ENTROPY_HARDWARE_ALT */
+#if defined(MBEDTLS_AES_ROM_TABLES)
+    "MBEDTLS_AES_ROM_TABLES",
+#endif /* MBEDTLS_AES_ROM_TABLES */
+#if defined(MBEDTLS_AES_FEWER_TABLES)
+    "MBEDTLS_AES_FEWER_TABLES",
+#endif /* MBEDTLS_AES_FEWER_TABLES */
+#if defined(MBEDTLS_CAMELLIA_SMALL_MEMORY)
+    "MBEDTLS_CAMELLIA_SMALL_MEMORY",
+#endif /* MBEDTLS_CAMELLIA_SMALL_MEMORY */
+#if defined(MBEDTLS_CHECK_RETURN_WARNING)
+    "MBEDTLS_CHECK_RETURN_WARNING",
+#endif /* MBEDTLS_CHECK_RETURN_WARNING */
+#if defined(MBEDTLS_CIPHER_MODE_CBC)
+    "MBEDTLS_CIPHER_MODE_CBC",
+#endif /* MBEDTLS_CIPHER_MODE_CBC */
+#if defined(MBEDTLS_CIPHER_MODE_CFB)
+    "MBEDTLS_CIPHER_MODE_CFB",
+#endif /* MBEDTLS_CIPHER_MODE_CFB */
+#if defined(MBEDTLS_CIPHER_MODE_CTR)
+    "MBEDTLS_CIPHER_MODE_CTR",
+#endif /* MBEDTLS_CIPHER_MODE_CTR */
+#if defined(MBEDTLS_CIPHER_MODE_OFB)
+    "MBEDTLS_CIPHER_MODE_OFB",
+#endif /* MBEDTLS_CIPHER_MODE_OFB */
+#if defined(MBEDTLS_CIPHER_MODE_XTS)
+    "MBEDTLS_CIPHER_MODE_XTS",
+#endif /* MBEDTLS_CIPHER_MODE_XTS */
+#if defined(MBEDTLS_CIPHER_NULL_CIPHER)
+    "MBEDTLS_CIPHER_NULL_CIPHER",
+#endif /* MBEDTLS_CIPHER_NULL_CIPHER */
+#if defined(MBEDTLS_CIPHER_PADDING_PKCS7)
+    "MBEDTLS_CIPHER_PADDING_PKCS7",
+#endif /* MBEDTLS_CIPHER_PADDING_PKCS7 */
+#if defined(MBEDTLS_CIPHER_PADDING_ONE_AND_ZEROS)
+    "MBEDTLS_CIPHER_PADDING_ONE_AND_ZEROS",
+#endif /* MBEDTLS_CIPHER_PADDING_ONE_AND_ZEROS */
+#if defined(MBEDTLS_CIPHER_PADDING_ZEROS_AND_LEN)
+    "MBEDTLS_CIPHER_PADDING_ZEROS_AND_LEN",
+#endif /* MBEDTLS_CIPHER_PADDING_ZEROS_AND_LEN */
+#if defined(MBEDTLS_CIPHER_PADDING_ZEROS)
+    "MBEDTLS_CIPHER_PADDING_ZEROS",
+#endif /* MBEDTLS_CIPHER_PADDING_ZEROS */
+#if defined(MBEDTLS_CTR_DRBG_USE_128_BIT_KEY)
+    "MBEDTLS_CTR_DRBG_USE_128_BIT_KEY",
+#endif /* MBEDTLS_CTR_DRBG_USE_128_BIT_KEY */
+#if defined(MBEDTLS_ECP_DP_SECP192R1_ENABLED)
+    "MBEDTLS_ECP_DP_SECP192R1_ENABLED",
+#endif /* MBEDTLS_ECP_DP_SECP192R1_ENABLED */
+#if defined(MBEDTLS_ECP_DP_SECP224R1_ENABLED)
+    "MBEDTLS_ECP_DP_SECP224R1_ENABLED",
+#endif /* MBEDTLS_ECP_DP_SECP224R1_ENABLED */
+#if defined(MBEDTLS_ECP_DP_SECP256R1_ENABLED)
+    "MBEDTLS_ECP_DP_SECP256R1_ENABLED",
+#endif /* MBEDTLS_ECP_DP_SECP256R1_ENABLED */
+#if defined(MBEDTLS_ECP_DP_SECP384R1_ENABLED)
+    "MBEDTLS_ECP_DP_SECP384R1_ENABLED",
+#endif /* MBEDTLS_ECP_DP_SECP384R1_ENABLED */
+#if defined(MBEDTLS_ECP_DP_SECP521R1_ENABLED)
+    "MBEDTLS_ECP_DP_SECP521R1_ENABLED",
+#endif /* MBEDTLS_ECP_DP_SECP521R1_ENABLED */
+#if defined(MBEDTLS_ECP_DP_SECP192K1_ENABLED)
+    "MBEDTLS_ECP_DP_SECP192K1_ENABLED",
+#endif /* MBEDTLS_ECP_DP_SECP192K1_ENABLED */
+#if defined(MBEDTLS_ECP_DP_SECP224K1_ENABLED)
+    "MBEDTLS_ECP_DP_SECP224K1_ENABLED",
+#endif /* MBEDTLS_ECP_DP_SECP224K1_ENABLED */
+#if defined(MBEDTLS_ECP_DP_SECP256K1_ENABLED)
+    "MBEDTLS_ECP_DP_SECP256K1_ENABLED",
+#endif /* MBEDTLS_ECP_DP_SECP256K1_ENABLED */
+#if defined(MBEDTLS_ECP_DP_BP256R1_ENABLED)
+    "MBEDTLS_ECP_DP_BP256R1_ENABLED",
+#endif /* MBEDTLS_ECP_DP_BP256R1_ENABLED */
+#if defined(MBEDTLS_ECP_DP_BP384R1_ENABLED)
+    "MBEDTLS_ECP_DP_BP384R1_ENABLED",
+#endif /* MBEDTLS_ECP_DP_BP384R1_ENABLED */
+#if defined(MBEDTLS_ECP_DP_BP512R1_ENABLED)
+    "MBEDTLS_ECP_DP_BP512R1_ENABLED",
+#endif /* MBEDTLS_ECP_DP_BP512R1_ENABLED */
+#if defined(MBEDTLS_ECP_DP_CURVE25519_ENABLED)
+    "MBEDTLS_ECP_DP_CURVE25519_ENABLED",
+#endif /* MBEDTLS_ECP_DP_CURVE25519_ENABLED */
+#if defined(MBEDTLS_ECP_DP_CURVE448_ENABLED)
+    "MBEDTLS_ECP_DP_CURVE448_ENABLED",
+#endif /* MBEDTLS_ECP_DP_CURVE448_ENABLED */
+#if defined(MBEDTLS_ECP_NIST_OPTIM)
+    "MBEDTLS_ECP_NIST_OPTIM",
+#endif /* MBEDTLS_ECP_NIST_OPTIM */
+#if defined(MBEDTLS_ECP_RESTARTABLE)
+    "MBEDTLS_ECP_RESTARTABLE",
+#endif /* MBEDTLS_ECP_RESTARTABLE */
+#if defined(MBEDTLS_ECDSA_DETERMINISTIC)
+    "MBEDTLS_ECDSA_DETERMINISTIC",
+#endif /* MBEDTLS_ECDSA_DETERMINISTIC */
+#if defined(MBEDTLS_KEY_EXCHANGE_PSK_ENABLED)
+    "MBEDTLS_KEY_EXCHANGE_PSK_ENABLED",
+#endif /* MBEDTLS_KEY_EXCHANGE_PSK_ENABLED */
+#if defined(MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED)
+    "MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED",
+#endif /* MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED */
+#if defined(MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED)
+    "MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED",
+#endif /* MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED */
+#if defined(MBEDTLS_KEY_EXCHANGE_RSA_PSK_ENABLED)
+    "MBEDTLS_KEY_EXCHANGE_RSA_PSK_ENABLED",
+#endif /* MBEDTLS_KEY_EXCHANGE_RSA_PSK_ENABLED */
+#if defined(MBEDTLS_KEY_EXCHANGE_RSA_ENABLED)
+    "MBEDTLS_KEY_EXCHANGE_RSA_ENABLED",
+#endif /* MBEDTLS_KEY_EXCHANGE_RSA_ENABLED */
+#if defined(MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED)
+    "MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED",
+#endif /* MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED */
+#if defined(MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED)
+    "MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED",
+#endif /* MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED */
+#if defined(MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED)
+    "MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED",
+#endif /* MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED */
+#if defined(MBEDTLS_KEY_EXCHANGE_ECDH_ECDSA_ENABLED)
+    "MBEDTLS_KEY_EXCHANGE_ECDH_ECDSA_ENABLED",
+#endif /* MBEDTLS_KEY_EXCHANGE_ECDH_ECDSA_ENABLED */
+#if defined(MBEDTLS_KEY_EXCHANGE_ECDH_RSA_ENABLED)
+    "MBEDTLS_KEY_EXCHANGE_ECDH_RSA_ENABLED",
+#endif /* MBEDTLS_KEY_EXCHANGE_ECDH_RSA_ENABLED */
+#if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
+    "MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED",
+#endif /* MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED */
+#if defined(MBEDTLS_PK_PARSE_EC_EXTENDED)
+    "MBEDTLS_PK_PARSE_EC_EXTENDED",
+#endif /* MBEDTLS_PK_PARSE_EC_EXTENDED */
+#if defined(MBEDTLS_ERROR_STRERROR_DUMMY)
+    "MBEDTLS_ERROR_STRERROR_DUMMY",
+#endif /* MBEDTLS_ERROR_STRERROR_DUMMY */
+#if defined(MBEDTLS_GENPRIME)
+    "MBEDTLS_GENPRIME",
+#endif /* MBEDTLS_GENPRIME */
+#if defined(MBEDTLS_FS_IO)
+    "MBEDTLS_FS_IO",
+#endif /* MBEDTLS_FS_IO */
+#if defined(MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES)
+    "MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES",
+#endif /* MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES */
+#if defined(MBEDTLS_NO_PLATFORM_ENTROPY)
+    "MBEDTLS_NO_PLATFORM_ENTROPY",
+#endif /* MBEDTLS_NO_PLATFORM_ENTROPY */
+#if defined(MBEDTLS_ENTROPY_FORCE_SHA256)
+    "MBEDTLS_ENTROPY_FORCE_SHA256",
+#endif /* MBEDTLS_ENTROPY_FORCE_SHA256 */
+#if defined(MBEDTLS_ENTROPY_NV_SEED)
+    "MBEDTLS_ENTROPY_NV_SEED",
+#endif /* MBEDTLS_ENTROPY_NV_SEED */
+#if defined(MBEDTLS_PSA_CRYPTO_KEY_ID_ENCODES_OWNER)
+    "MBEDTLS_PSA_CRYPTO_KEY_ID_ENCODES_OWNER",
+#endif /* MBEDTLS_PSA_CRYPTO_KEY_ID_ENCODES_OWNER */
+#if defined(MBEDTLS_MEMORY_DEBUG)
+    "MBEDTLS_MEMORY_DEBUG",
+#endif /* MBEDTLS_MEMORY_DEBUG */
+#if defined(MBEDTLS_MEMORY_BACKTRACE)
+    "MBEDTLS_MEMORY_BACKTRACE",
+#endif /* MBEDTLS_MEMORY_BACKTRACE */
+#if defined(MBEDTLS_PK_RSA_ALT_SUPPORT)
+    "MBEDTLS_PK_RSA_ALT_SUPPORT",
+#endif /* MBEDTLS_PK_RSA_ALT_SUPPORT */
+#if defined(MBEDTLS_PKCS1_V15)
+    "MBEDTLS_PKCS1_V15",
+#endif /* MBEDTLS_PKCS1_V15 */
+#if defined(MBEDTLS_PKCS1_V21)
+    "MBEDTLS_PKCS1_V21",
+#endif /* MBEDTLS_PKCS1_V21 */
+#if defined(MBEDTLS_PSA_CRYPTO_BUILTIN_KEYS)
+    "MBEDTLS_PSA_CRYPTO_BUILTIN_KEYS",
+#endif /* MBEDTLS_PSA_CRYPTO_BUILTIN_KEYS */
+#if defined(MBEDTLS_PSA_CRYPTO_CLIENT)
+    "MBEDTLS_PSA_CRYPTO_CLIENT",
+#endif /* MBEDTLS_PSA_CRYPTO_CLIENT */
+#if defined(MBEDTLS_PSA_CRYPTO_DRIVERS)
+    "MBEDTLS_PSA_CRYPTO_DRIVERS",
+#endif /* MBEDTLS_PSA_CRYPTO_DRIVERS */
+#if defined(MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG)
+    "MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG",
+#endif /* MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG */
+#if defined(MBEDTLS_PSA_CRYPTO_SPM)
+    "MBEDTLS_PSA_CRYPTO_SPM",
+#endif /* MBEDTLS_PSA_CRYPTO_SPM */
+#if defined(MBEDTLS_PSA_INJECT_ENTROPY)
+    "MBEDTLS_PSA_INJECT_ENTROPY",
+#endif /* MBEDTLS_PSA_INJECT_ENTROPY */
+#if defined(MBEDTLS_RSA_NO_CRT)
+    "MBEDTLS_RSA_NO_CRT",
+#endif /* MBEDTLS_RSA_NO_CRT */
+#if defined(MBEDTLS_SELF_TEST)
+    "MBEDTLS_SELF_TEST",
+#endif /* MBEDTLS_SELF_TEST */
+#if defined(MBEDTLS_SHA256_SMALLER)
+    "MBEDTLS_SHA256_SMALLER",
+#endif /* MBEDTLS_SHA256_SMALLER */
+#if defined(MBEDTLS_SHA512_SMALLER)
+    "MBEDTLS_SHA512_SMALLER",
+#endif /* MBEDTLS_SHA512_SMALLER */
+#if defined(MBEDTLS_SSL_ALL_ALERT_MESSAGES)
+    "MBEDTLS_SSL_ALL_ALERT_MESSAGES",
+#endif /* MBEDTLS_SSL_ALL_ALERT_MESSAGES */
+#if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
+    "MBEDTLS_SSL_DTLS_CONNECTION_ID",
+#endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
+#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
+    "MBEDTLS_SSL_ASYNC_PRIVATE",
+#endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
+#if defined(MBEDTLS_SSL_CONTEXT_SERIALIZATION)
+    "MBEDTLS_SSL_CONTEXT_SERIALIZATION",
+#endif /* MBEDTLS_SSL_CONTEXT_SERIALIZATION */
+#if defined(MBEDTLS_SSL_DEBUG_ALL)
+    "MBEDTLS_SSL_DEBUG_ALL",
+#endif /* MBEDTLS_SSL_DEBUG_ALL */
+#if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC)
+    "MBEDTLS_SSL_ENCRYPT_THEN_MAC",
+#endif /* MBEDTLS_SSL_ENCRYPT_THEN_MAC */
+#if defined(MBEDTLS_SSL_EXTENDED_MASTER_SECRET)
+    "MBEDTLS_SSL_EXTENDED_MASTER_SECRET",
+#endif /* MBEDTLS_SSL_EXTENDED_MASTER_SECRET */
+#if defined(MBEDTLS_SSL_KEEP_PEER_CERTIFICATE)
+    "MBEDTLS_SSL_KEEP_PEER_CERTIFICATE",
+#endif /* MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
+#if defined(MBEDTLS_SSL_RENEGOTIATION)
+    "MBEDTLS_SSL_RENEGOTIATION",
+#endif /* MBEDTLS_SSL_RENEGOTIATION */
+#if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
+    "MBEDTLS_SSL_MAX_FRAGMENT_LENGTH",
+#endif /* MBEDTLS_SSL_MAX_FRAGMENT_LENGTH */
+#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
+    "MBEDTLS_SSL_PROTO_TLS1_2",
+#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
+#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
+    "MBEDTLS_SSL_PROTO_TLS1_3",
+#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
+#if defined(MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE)
+    "MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE",
+#endif /* MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE */
+#if defined(MBEDTLS_SSL_PROTO_DTLS)
+    "MBEDTLS_SSL_PROTO_DTLS",
+#endif /* MBEDTLS_SSL_PROTO_DTLS */
+#if defined(MBEDTLS_SSL_ALPN)
+    "MBEDTLS_SSL_ALPN",
+#endif /* MBEDTLS_SSL_ALPN */
+#if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
+    "MBEDTLS_SSL_DTLS_ANTI_REPLAY",
+#endif /* MBEDTLS_SSL_DTLS_ANTI_REPLAY */
+#if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY)
+    "MBEDTLS_SSL_DTLS_HELLO_VERIFY",
+#endif /* MBEDTLS_SSL_DTLS_HELLO_VERIFY */
+#if defined(MBEDTLS_SSL_DTLS_SRTP)
+    "MBEDTLS_SSL_DTLS_SRTP",
+#endif /* MBEDTLS_SSL_DTLS_SRTP */
+#if defined(MBEDTLS_SSL_DTLS_CLIENT_PORT_REUSE)
+    "MBEDTLS_SSL_DTLS_CLIENT_PORT_REUSE",
+#endif /* MBEDTLS_SSL_DTLS_CLIENT_PORT_REUSE */
+#if defined(MBEDTLS_SSL_SESSION_TICKETS)
+    "MBEDTLS_SSL_SESSION_TICKETS",
+#endif /* MBEDTLS_SSL_SESSION_TICKETS */
+#if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
+    "MBEDTLS_SSL_SERVER_NAME_INDICATION",
+#endif /* MBEDTLS_SSL_SERVER_NAME_INDICATION */
+#if defined(MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH)
+    "MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH",
+#endif /* MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH */
+#if defined(MBEDTLS_TEST_CONSTANT_FLOW_MEMSAN)
+    "MBEDTLS_TEST_CONSTANT_FLOW_MEMSAN",
+#endif /* MBEDTLS_TEST_CONSTANT_FLOW_MEMSAN */
+#if defined(MBEDTLS_TEST_CONSTANT_FLOW_VALGRIND)
+    "MBEDTLS_TEST_CONSTANT_FLOW_VALGRIND",
+#endif /* MBEDTLS_TEST_CONSTANT_FLOW_VALGRIND */
+#if defined(MBEDTLS_TEST_HOOKS)
+    "MBEDTLS_TEST_HOOKS",
+#endif /* MBEDTLS_TEST_HOOKS */
+#if defined(MBEDTLS_THREADING_ALT)
+    "MBEDTLS_THREADING_ALT",
+#endif /* MBEDTLS_THREADING_ALT */
+#if defined(MBEDTLS_THREADING_PTHREAD)
+    "MBEDTLS_THREADING_PTHREAD",
+#endif /* MBEDTLS_THREADING_PTHREAD */
+#if defined(MBEDTLS_USE_PSA_CRYPTO)
+    "MBEDTLS_USE_PSA_CRYPTO",
+#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#if defined(MBEDTLS_PSA_CRYPTO_CONFIG)
+    "MBEDTLS_PSA_CRYPTO_CONFIG",
+#endif /* MBEDTLS_PSA_CRYPTO_CONFIG */
+#if defined(MBEDTLS_VERSION_FEATURES)
+    "MBEDTLS_VERSION_FEATURES",
+#endif /* MBEDTLS_VERSION_FEATURES */
+#if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
+    "MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK",
+#endif /* MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK */
+#if defined(MBEDTLS_X509_REMOVE_INFO)
+    "MBEDTLS_X509_REMOVE_INFO",
+#endif /* MBEDTLS_X509_REMOVE_INFO */
+#if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT)
+    "MBEDTLS_X509_RSASSA_PSS_SUPPORT",
+#endif /* MBEDTLS_X509_RSASSA_PSS_SUPPORT */
+#if defined(MBEDTLS_AESNI_C)
+    "MBEDTLS_AESNI_C",
+#endif /* MBEDTLS_AESNI_C */
+#if defined(MBEDTLS_AES_C)
+    "MBEDTLS_AES_C",
+#endif /* MBEDTLS_AES_C */
+#if defined(MBEDTLS_ASN1_PARSE_C)
+    "MBEDTLS_ASN1_PARSE_C",
+#endif /* MBEDTLS_ASN1_PARSE_C */
+#if defined(MBEDTLS_ASN1_WRITE_C)
+    "MBEDTLS_ASN1_WRITE_C",
+#endif /* MBEDTLS_ASN1_WRITE_C */
+#if defined(MBEDTLS_BASE64_C)
+    "MBEDTLS_BASE64_C",
+#endif /* MBEDTLS_BASE64_C */
+#if defined(MBEDTLS_BIGNUM_C)
+    "MBEDTLS_BIGNUM_C",
+#endif /* MBEDTLS_BIGNUM_C */
+#if defined(MBEDTLS_CAMELLIA_C)
+    "MBEDTLS_CAMELLIA_C",
+#endif /* MBEDTLS_CAMELLIA_C */
+#if defined(MBEDTLS_ARIA_C)
+    "MBEDTLS_ARIA_C",
+#endif /* MBEDTLS_ARIA_C */
+#if defined(MBEDTLS_CCM_C)
+    "MBEDTLS_CCM_C",
+#endif /* MBEDTLS_CCM_C */
+#if defined(MBEDTLS_CHACHA20_C)
+    "MBEDTLS_CHACHA20_C",
+#endif /* MBEDTLS_CHACHA20_C */
+#if defined(MBEDTLS_CHACHAPOLY_C)
+    "MBEDTLS_CHACHAPOLY_C",
+#endif /* MBEDTLS_CHACHAPOLY_C */
+#if defined(MBEDTLS_CIPHER_C)
+    "MBEDTLS_CIPHER_C",
+#endif /* MBEDTLS_CIPHER_C */
+#if defined(MBEDTLS_CMAC_C)
+    "MBEDTLS_CMAC_C",
+#endif /* MBEDTLS_CMAC_C */
+#if defined(MBEDTLS_CTR_DRBG_C)
+    "MBEDTLS_CTR_DRBG_C",
+#endif /* MBEDTLS_CTR_DRBG_C */
+#if defined(MBEDTLS_DEBUG_C)
+    "MBEDTLS_DEBUG_C",
+#endif /* MBEDTLS_DEBUG_C */
+#if defined(MBEDTLS_DES_C)
+    "MBEDTLS_DES_C",
+#endif /* MBEDTLS_DES_C */
+#if defined(MBEDTLS_DHM_C)
+    "MBEDTLS_DHM_C",
+#endif /* MBEDTLS_DHM_C */
+#if defined(MBEDTLS_ECDH_C)
+    "MBEDTLS_ECDH_C",
+#endif /* MBEDTLS_ECDH_C */
+#if defined(MBEDTLS_ECDSA_C)
+    "MBEDTLS_ECDSA_C",
+#endif /* MBEDTLS_ECDSA_C */
+#if defined(MBEDTLS_ECJPAKE_C)
+    "MBEDTLS_ECJPAKE_C",
+#endif /* MBEDTLS_ECJPAKE_C */
+#if defined(MBEDTLS_ECP_C)
+    "MBEDTLS_ECP_C",
+#endif /* MBEDTLS_ECP_C */
+#if defined(MBEDTLS_ENTROPY_C)
+    "MBEDTLS_ENTROPY_C",
+#endif /* MBEDTLS_ENTROPY_C */
+#if defined(MBEDTLS_ERROR_C)
+    "MBEDTLS_ERROR_C",
+#endif /* MBEDTLS_ERROR_C */
+#if defined(MBEDTLS_GCM_C)
+    "MBEDTLS_GCM_C",
+#endif /* MBEDTLS_GCM_C */
+#if defined(MBEDTLS_HKDF_C)
+    "MBEDTLS_HKDF_C",
+#endif /* MBEDTLS_HKDF_C */
+#if defined(MBEDTLS_HMAC_DRBG_C)
+    "MBEDTLS_HMAC_DRBG_C",
+#endif /* MBEDTLS_HMAC_DRBG_C */
+#if defined(MBEDTLS_NIST_KW_C)
+    "MBEDTLS_NIST_KW_C",
+#endif /* MBEDTLS_NIST_KW_C */
+#if defined(MBEDTLS_MD_C)
+    "MBEDTLS_MD_C",
+#endif /* MBEDTLS_MD_C */
+#if defined(MBEDTLS_MD5_C)
+    "MBEDTLS_MD5_C",
+#endif /* MBEDTLS_MD5_C */
+#if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
+    "MBEDTLS_MEMORY_BUFFER_ALLOC_C",
+#endif /* MBEDTLS_MEMORY_BUFFER_ALLOC_C */
+#if defined(MBEDTLS_NET_C)
+    "MBEDTLS_NET_C",
+#endif /* MBEDTLS_NET_C */
+#if defined(MBEDTLS_OID_C)
+    "MBEDTLS_OID_C",
+#endif /* MBEDTLS_OID_C */
+#if defined(MBEDTLS_PADLOCK_C)
+    "MBEDTLS_PADLOCK_C",
+#endif /* MBEDTLS_PADLOCK_C */
+#if defined(MBEDTLS_PEM_PARSE_C)
+    "MBEDTLS_PEM_PARSE_C",
+#endif /* MBEDTLS_PEM_PARSE_C */
+#if defined(MBEDTLS_PEM_WRITE_C)
+    "MBEDTLS_PEM_WRITE_C",
+#endif /* MBEDTLS_PEM_WRITE_C */
+#if defined(MBEDTLS_PK_C)
+    "MBEDTLS_PK_C",
+#endif /* MBEDTLS_PK_C */
+#if defined(MBEDTLS_PK_PARSE_C)
+    "MBEDTLS_PK_PARSE_C",
+#endif /* MBEDTLS_PK_PARSE_C */
+#if defined(MBEDTLS_PK_WRITE_C)
+    "MBEDTLS_PK_WRITE_C",
+#endif /* MBEDTLS_PK_WRITE_C */
+#if defined(MBEDTLS_PKCS5_C)
+    "MBEDTLS_PKCS5_C",
+#endif /* MBEDTLS_PKCS5_C */
+#if defined(MBEDTLS_PKCS12_C)
+    "MBEDTLS_PKCS12_C",
+#endif /* MBEDTLS_PKCS12_C */
+#if defined(MBEDTLS_PLATFORM_C)
+    "MBEDTLS_PLATFORM_C",
+#endif /* MBEDTLS_PLATFORM_C */
+#if defined(MBEDTLS_POLY1305_C)
+    "MBEDTLS_POLY1305_C",
+#endif /* MBEDTLS_POLY1305_C */
+#if defined(MBEDTLS_PSA_CRYPTO_C)
+    "MBEDTLS_PSA_CRYPTO_C",
+#endif /* MBEDTLS_PSA_CRYPTO_C */
+#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
+    "MBEDTLS_PSA_CRYPTO_SE_C",
+#endif /* MBEDTLS_PSA_CRYPTO_SE_C */
+#if defined(MBEDTLS_PSA_CRYPTO_STORAGE_C)
+    "MBEDTLS_PSA_CRYPTO_STORAGE_C",
+#endif /* MBEDTLS_PSA_CRYPTO_STORAGE_C */
+#if defined(MBEDTLS_PSA_ITS_FILE_C)
+    "MBEDTLS_PSA_ITS_FILE_C",
+#endif /* MBEDTLS_PSA_ITS_FILE_C */
+#if defined(MBEDTLS_RIPEMD160_C)
+    "MBEDTLS_RIPEMD160_C",
+#endif /* MBEDTLS_RIPEMD160_C */
+#if defined(MBEDTLS_RSA_C)
+    "MBEDTLS_RSA_C",
+#endif /* MBEDTLS_RSA_C */
+#if defined(MBEDTLS_SHA1_C)
+    "MBEDTLS_SHA1_C",
+#endif /* MBEDTLS_SHA1_C */
+#if defined(MBEDTLS_SHA224_C)
+    "MBEDTLS_SHA224_C",
+#endif /* MBEDTLS_SHA224_C */
+#if defined(MBEDTLS_SHA256_C)
+    "MBEDTLS_SHA256_C",
+#endif /* MBEDTLS_SHA256_C */
+#if defined(MBEDTLS_SHA384_C)
+    "MBEDTLS_SHA384_C",
+#endif /* MBEDTLS_SHA384_C */
+#if defined(MBEDTLS_SHA512_C)
+    "MBEDTLS_SHA512_C",
+#endif /* MBEDTLS_SHA512_C */
+#if defined(MBEDTLS_SSL_CACHE_C)
+    "MBEDTLS_SSL_CACHE_C",
+#endif /* MBEDTLS_SSL_CACHE_C */
+#if defined(MBEDTLS_SSL_COOKIE_C)
+    "MBEDTLS_SSL_COOKIE_C",
+#endif /* MBEDTLS_SSL_COOKIE_C */
+#if defined(MBEDTLS_SSL_TICKET_C)
+    "MBEDTLS_SSL_TICKET_C",
+#endif /* MBEDTLS_SSL_TICKET_C */
+#if defined(MBEDTLS_SSL_CLI_C)
+    "MBEDTLS_SSL_CLI_C",
+#endif /* MBEDTLS_SSL_CLI_C */
+#if defined(MBEDTLS_SSL_SRV_C)
+    "MBEDTLS_SSL_SRV_C",
+#endif /* MBEDTLS_SSL_SRV_C */
+#if defined(MBEDTLS_SSL_TLS_C)
+    "MBEDTLS_SSL_TLS_C",
+#endif /* MBEDTLS_SSL_TLS_C */
+#if defined(MBEDTLS_THREADING_C)
+    "MBEDTLS_THREADING_C",
+#endif /* MBEDTLS_THREADING_C */
+#if defined(MBEDTLS_TIMING_C)
+    "MBEDTLS_TIMING_C",
+#endif /* MBEDTLS_TIMING_C */
+#if defined(MBEDTLS_VERSION_C)
+    "MBEDTLS_VERSION_C",
+#endif /* MBEDTLS_VERSION_C */
+#if defined(MBEDTLS_X509_USE_C)
+    "MBEDTLS_X509_USE_C",
+#endif /* MBEDTLS_X509_USE_C */
+#if defined(MBEDTLS_X509_CRT_PARSE_C)
+    "MBEDTLS_X509_CRT_PARSE_C",
+#endif /* MBEDTLS_X509_CRT_PARSE_C */
+#if defined(MBEDTLS_X509_CRL_PARSE_C)
+    "MBEDTLS_X509_CRL_PARSE_C",
+#endif /* MBEDTLS_X509_CRL_PARSE_C */
+#if defined(MBEDTLS_X509_CSR_PARSE_C)
+    "MBEDTLS_X509_CSR_PARSE_C",
+#endif /* MBEDTLS_X509_CSR_PARSE_C */
+#if defined(MBEDTLS_X509_CREATE_C)
+    "MBEDTLS_X509_CREATE_C",
+#endif /* MBEDTLS_X509_CREATE_C */
+#if defined(MBEDTLS_X509_CRT_WRITE_C)
+    "MBEDTLS_X509_CRT_WRITE_C",
+#endif /* MBEDTLS_X509_CRT_WRITE_C */
+#if defined(MBEDTLS_X509_CSR_WRITE_C)
+    "MBEDTLS_X509_CSR_WRITE_C",
+#endif /* MBEDTLS_X509_CSR_WRITE_C */
+#endif /* MBEDTLS_VERSION_FEATURES */
+    NULL
+};
+
+int mbedtls_version_check_feature( const char *feature )
+{
+    const char * const *idx = features;
+
+    if( *idx == NULL )
+        return( -2 );
+
+    if( feature == NULL )
+        return( -1 );
+
+    while( *idx != NULL )
+    {
+        if( !strcmp( *idx, feature ) )
+            return( 0 );
+        idx++;
+    }
+    return( -1 );
+}
+
+#endif /* MBEDTLS_VERSION_C */