Reduce code size when mbedtls_x509_*_info() unused

Introduce MBEDTLS_X509_INFO to indicate the availability of the
mbedtls_x509_*_info() function and closely related APIs. When this is
not defined, also omit name and description from
mbedtls_oid_descriptor_t, and omit OID arrays, macros, and types that
are entirely unused. This saves several KB of code space.

Signed-off-by: Hanno Becker <hanno.becker@arm.com>
Signed-off-by: Chris Jones <christopher.jones@arm.com>
diff --git a/include/mbedtls/config.h b/include/mbedtls/config.h
index dabbb28..f609435 100644
--- a/include/mbedtls/config.h
+++ b/include/mbedtls/config.h
@@ -2144,6 +2144,17 @@
 #define MBEDTLS_X509_CHECK_EXTENDED_KEY_USAGE
 
 /**
+ * \def MBEDTLS_X509_INFO
+ *
+ * Enable mbedtls_x509_*_info() and related APIs.
+ *
+ * Comment to omit mbedtls_x509_*_info(), as well as mbedtls_debug_print_crt()
+ * and other functions/constants only used by these functions, thus reducing
+ * the code footprint by several KB.
+ */
+#define MBEDTLS_X509_INFO
+
+/**
  * \def MBEDTLS_X509_RSASSA_PSS_SUPPORT
  *
  * Enable parsing and verification of X.509 certificates, CRLs and CSRS
diff --git a/include/mbedtls/debug.h b/include/mbedtls/debug.h
index dd20ba0..a4d6a7e 100644
--- a/include/mbedtls/debug.h
+++ b/include/mbedtls/debug.h
@@ -59,9 +59,13 @@
 #endif
 
 #if defined(MBEDTLS_X509_CRT_PARSE_C)
+#if defined(MBEDTLS_X509_INFO)
 #define MBEDTLS_SSL_DEBUG_CRT( level, text, crt )                \
     mbedtls_debug_print_crt( ssl, level, __FILE__, __LINE__, text, crt )
-#endif
+#else
+#define MBEDTLS_SSL_DEBUG_CRT( level, text, crt )       do { } while( 0 )
+#endif /* MBEDTLS_X509_INFO */
+#endif /* MBEDTLS_X509_CRT_PARSE_C */
 
 #if defined(MBEDTLS_ECDH_C)
 #define MBEDTLS_SSL_DEBUG_ECDH( level, ecdh, attr )               \
@@ -248,7 +252,7 @@
                       const char *text, const mbedtls_ecp_point *X );
 #endif
 
-#if defined(MBEDTLS_X509_CRT_PARSE_C)
+#if defined(MBEDTLS_X509_CRT_PARSE_C) && defined(MBEDTLS_X509_INFO)
 /**
  * \brief   Print a X.509 certificate structure to the debug output. This
  *          function is always used through the MBEDTLS_SSL_DEBUG_CRT() macro,
diff --git a/include/mbedtls/oid.h b/include/mbedtls/oid.h
index e4c697b..89b5fe8 100644
--- a/include/mbedtls/oid.h
+++ b/include/mbedtls/oid.h
@@ -441,8 +441,10 @@
 {
     const char *asn1;               /*!< OID ASN.1 representation       */
     size_t asn1_len;                /*!< length of asn1                 */
+#if defined(MBEDTLS_X509_INFO)
     const char *name;               /*!< official name (e.g. from RFC)  */
     const char *description;        /*!< human friendly description     */
+#endif
 } mbedtls_oid_descriptor_t;
 
 /**
@@ -582,6 +584,7 @@
 int mbedtls_oid_get_md_hmac( const mbedtls_asn1_buf *oid, mbedtls_md_type_t *md_hmac );
 #endif /* MBEDTLS_MD_C */
 
+#if defined(MBEDTLS_X509_INFO)
 /**
  * \brief          Translate Extended Key Usage OID into description
  *
@@ -591,6 +594,7 @@
  * \return         0 if successful, or MBEDTLS_ERR_OID_NOT_FOUND
  */
 int mbedtls_oid_get_extended_key_usage( const mbedtls_asn1_buf *oid, const char **desc );
+#endif
 
 /**
  * \brief          Translate certificate policies OID into description
diff --git a/include/mbedtls/x509.h b/include/mbedtls/x509.h
index e5e83d6..44f2ed0 100644
--- a/include/mbedtls/x509.h
+++ b/include/mbedtls/x509.h
@@ -316,9 +316,11 @@
                      mbedtls_x509_buf *serial );
 int mbedtls_x509_get_ext( unsigned char **p, const unsigned char *end,
                   mbedtls_x509_buf *ext, int tag );
+#if defined(MBEDTLS_X509_INFO)
 int mbedtls_x509_sig_alg_gets( char *buf, size_t size, const mbedtls_x509_buf *sig_oid,
                        mbedtls_pk_type_t pk_alg, mbedtls_md_type_t md_alg,
                        const void *sig_opts );
+#endif
 int mbedtls_x509_key_size_helper( char *buf, size_t buf_size, const char *name );
 int mbedtls_x509_string_to_names( mbedtls_asn1_named_data **head, const char *name );
 int mbedtls_x509_set_extension( mbedtls_asn1_named_data **head, const char *oid, size_t oid_len,
diff --git a/include/mbedtls/x509_crl.h b/include/mbedtls/x509_crl.h
index 7e9e888..fb1de79 100644
--- a/include/mbedtls/x509_crl.h
+++ b/include/mbedtls/x509_crl.h
@@ -134,6 +134,7 @@
 int mbedtls_x509_crl_parse_file( mbedtls_x509_crl *chain, const char *path );
 #endif /* MBEDTLS_FS_IO */
 
+#if defined(MBEDTLS_X509_INFO)
 /**
  * \brief          Returns an informational string about the CRL.
  *
@@ -147,6 +148,7 @@
  */
 int mbedtls_x509_crl_info( char *buf, size_t size, const char *prefix,
                    const mbedtls_x509_crl *crl );
+#endif
 
 /**
  * \brief          Initialize a CRL (chain)
diff --git a/include/mbedtls/x509_crt.h b/include/mbedtls/x509_crt.h
index 8e389f8..fc3ea8e 100644
--- a/include/mbedtls/x509_crt.h
+++ b/include/mbedtls/x509_crt.h
@@ -509,6 +509,8 @@
  */
 int mbedtls_x509_parse_subject_alt_name( const mbedtls_x509_buf *san_buf,
                                          mbedtls_x509_subject_alternative_name *san );
+
+#if defined(MBEDTLS_X509_INFO)
 /**
  * \brief          Returns an informational string about the
  *                 certificate.
@@ -523,7 +525,9 @@
  */
 int mbedtls_x509_crt_info( char *buf, size_t size, const char *prefix,
                    const mbedtls_x509_crt *crt );
+#endif
 
+#if defined(MBEDTLS_X509_INFO)
 /**
  * \brief          Returns an informational string about the
  *                 verification status of a certificate.
@@ -538,6 +542,7 @@
  */
 int mbedtls_x509_crt_verify_info( char *buf, size_t size, const char *prefix,
                           uint32_t flags );
+#endif
 
 /**
  * \brief          Verify a chain of certificates.
diff --git a/include/mbedtls/x509_csr.h b/include/mbedtls/x509_csr.h
index b1dfc21..b9e5b93 100644
--- a/include/mbedtls/x509_csr.h
+++ b/include/mbedtls/x509_csr.h
@@ -121,6 +121,7 @@
 int mbedtls_x509_csr_parse_file( mbedtls_x509_csr *csr, const char *path );
 #endif /* MBEDTLS_FS_IO */
 
+#if defined(MBEDTLS_X509_INFO)
 /**
  * \brief          Returns an informational string about the
  *                 CSR.
@@ -135,6 +136,7 @@
  */
 int mbedtls_x509_csr_info( char *buf, size_t size, const char *prefix,
                    const mbedtls_x509_csr *csr );
+#endif
 
 /**
  * \brief          Initialize a CSR
diff --git a/library/debug.c b/library/debug.c
index e91d1ad..fcd67db 100644
--- a/library/debug.c
+++ b/library/debug.c
@@ -284,7 +284,7 @@
 }
 #endif /* MBEDTLS_BIGNUM_C */
 
-#if defined(MBEDTLS_X509_CRT_PARSE_C)
+#if defined(MBEDTLS_X509_CRT_PARSE_C) && defined(MBEDTLS_X509_INFO)
 static void debug_print_pk( const mbedtls_ssl_context *ssl, int level,
                             const char *file, int line,
                             const char *text, const mbedtls_pk_context *pk )
@@ -379,7 +379,7 @@
         crt = crt->next;
     }
 }
-#endif /* MBEDTLS_X509_CRT_PARSE_C */
+#endif /* MBEDTLS_X509_CRT_PARSE_C && MBEDTLS_X509_INFO */
 
 #if defined(MBEDTLS_ECDH_C)
 static void mbedtls_debug_printf_ecdh_internal( const mbedtls_ssl_context *ssl,
diff --git a/library/oid.c b/library/oid.c
index 19c8ac2..d8cbfb4 100644
--- a/library/oid.c
+++ b/library/oid.c
@@ -42,6 +42,17 @@
 #define ADD_LEN(s)      s, MBEDTLS_OID_SIZE(s)
 
 /*
+ * Macro to generate mbedtls_oid_descriptor_t
+ */
+#if defined(MBEDTLS_X509_INFO)
+#define OID_DESCRIPTOR(s, name, description)  { ADD_LEN(s), name, description }
+#define NULL_OID_DESCRIPTOR                   { NULL, 0, NULL, NULL }
+#else
+#define OID_DESCRIPTOR(s, name, description)  { ADD_LEN(s) }
+#define NULL_OID_DESCRIPTOR                   { NULL, 0 }
+#endif
+
+/*
  * Macro to generate an internal function for oid_XXX_from_asn1() (used by
  * the other functions)
  */
@@ -64,6 +75,7 @@
         return( NULL );                                                 \
     }
 
+#if defined(MBEDTLS_X509_INFO)
 /*
  * Macro to generate a function for retrieving a single attribute from the
  * descriptor of an mbedtls_oid_descriptor_t wrapper.
@@ -76,6 +88,7 @@
     *ATTR1 = data->descriptor.ATTR1;                                    \
     return( 0 );                                                        \
 }
+#endif /* MBEDTLS_X509_INFO */
 
 /*
  * Macro to generate a function for retrieving a single attribute from an
@@ -157,83 +170,83 @@
 static const oid_x520_attr_t oid_x520_attr_type[] =
 {
     {
-        { ADD_LEN( MBEDTLS_OID_AT_CN ),          "id-at-commonName",               "Common Name" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_CN,          "id-at-commonName",               "Common Name" ),
         "CN",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_AT_COUNTRY ),     "id-at-countryName",              "Country" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_COUNTRY,     "id-at-countryName",              "Country" ),
         "C",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_AT_LOCALITY ),    "id-at-locality",                 "Locality" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_LOCALITY,    "id-at-locality",                 "Locality" ),
         "L",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_AT_STATE ),       "id-at-state",                    "State" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_STATE,       "id-at-state",                    "State" ),
         "ST",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_AT_ORGANIZATION ),"id-at-organizationName",         "Organization" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_ORGANIZATION,"id-at-organizationName",         "Organization" ),
         "O",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_AT_ORG_UNIT ),    "id-at-organizationalUnitName",   "Org Unit" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_ORG_UNIT,    "id-at-organizationalUnitName",   "Org Unit" ),
         "OU",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_PKCS9_EMAIL ),    "emailAddress",                   "E-mail address" },
+        OID_DESCRIPTOR( MBEDTLS_OID_PKCS9_EMAIL,    "emailAddress",                   "E-mail address" ),
         "emailAddress",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_AT_SERIAL_NUMBER ),"id-at-serialNumber",            "Serial number" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_SERIAL_NUMBER,"id-at-serialNumber",            "Serial number" ),
         "serialNumber",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_AT_POSTAL_ADDRESS ),"id-at-postalAddress",          "Postal address" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_POSTAL_ADDRESS,"id-at-postalAddress",          "Postal address" ),
         "postalAddress",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_AT_POSTAL_CODE ), "id-at-postalCode",               "Postal code" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_POSTAL_CODE, "id-at-postalCode",               "Postal code" ),
         "postalCode",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_AT_SUR_NAME ),    "id-at-surName",                  "Surname" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_SUR_NAME,    "id-at-surName",                  "Surname" ),
         "SN",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_AT_GIVEN_NAME ),  "id-at-givenName",                "Given name" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_GIVEN_NAME,  "id-at-givenName",                "Given name" ),
         "GN",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_AT_INITIALS ),    "id-at-initials",                 "Initials" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_INITIALS,    "id-at-initials",                 "Initials" ),
         "initials",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_AT_GENERATION_QUALIFIER ), "id-at-generationQualifier", "Generation qualifier" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_GENERATION_QUALIFIER, "id-at-generationQualifier", "Generation qualifier" ),
         "generationQualifier",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_AT_TITLE ),       "id-at-title",                    "Title" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_TITLE,       "id-at-title",                    "Title" ),
         "title",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_AT_DN_QUALIFIER ),"id-at-dnQualifier",              "Distinguished Name qualifier" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_DN_QUALIFIER,"id-at-dnQualifier",              "Distinguished Name qualifier" ),
         "dnQualifier",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_AT_PSEUDONYM ),   "id-at-pseudonym",                "Pseudonym" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_PSEUDONYM,   "id-at-pseudonym",                "Pseudonym" ),
         "pseudonym",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_DOMAIN_COMPONENT ), "id-domainComponent",           "Domain component" },
+        OID_DESCRIPTOR( MBEDTLS_OID_DOMAIN_COMPONENT, "id-domainComponent",           "Domain component" ),
         "DC",
     },
     {
-        { ADD_LEN( MBEDTLS_OID_AT_UNIQUE_IDENTIFIER ), "id-at-uniqueIdentifier",    "Unique Identifier" },
+        OID_DESCRIPTOR( MBEDTLS_OID_AT_UNIQUE_IDENTIFIER, "id-at-uniqueIdentifier",    "Unique Identifier" ),
         "uniqueIdentifier",
     },
     {
-        { NULL, 0, NULL, NULL },
+        NULL_OID_DESCRIPTOR,
         NULL,
     }
 };
@@ -252,31 +265,31 @@
 static const oid_x509_ext_t oid_x509_ext[] =
 {
     {
-        { ADD_LEN( MBEDTLS_OID_BASIC_CONSTRAINTS ),    "id-ce-basicConstraints",    "Basic Constraints" },
+        OID_DESCRIPTOR( MBEDTLS_OID_BASIC_CONSTRAINTS,    "id-ce-basicConstraints",   "Basic Constraints" ),
         MBEDTLS_OID_X509_EXT_BASIC_CONSTRAINTS,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_KEY_USAGE ),            "id-ce-keyUsage",            "Key Usage" },
+        OID_DESCRIPTOR( MBEDTLS_OID_KEY_USAGE,            "id-ce-keyUsage",           "Key Usage" ),
         MBEDTLS_OID_X509_EXT_KEY_USAGE,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_EXTENDED_KEY_USAGE ),   "id-ce-extKeyUsage",         "Extended Key Usage" },
+        OID_DESCRIPTOR( MBEDTLS_OID_EXTENDED_KEY_USAGE, "id-ce-extKeyUsage", "Extended Key Usage" ),
         MBEDTLS_OID_X509_EXT_EXTENDED_KEY_USAGE,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_SUBJECT_ALT_NAME ),     "id-ce-subjectAltName",      "Subject Alt Name" },
+        OID_DESCRIPTOR( MBEDTLS_OID_SUBJECT_ALT_NAME, "id-ce-subjectAltName", "Subject Alt Name" ),
         MBEDTLS_OID_X509_EXT_SUBJECT_ALT_NAME,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_NS_CERT_TYPE ),         "id-netscape-certtype",      "Netscape Certificate Type" },
+        OID_DESCRIPTOR( MBEDTLS_OID_NS_CERT_TYPE, "id-netscape-certtype", "Netscape Certificate Type" ),
         MBEDTLS_OID_X509_EXT_NS_CERT_TYPE,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_CERTIFICATE_POLICIES ), "id-ce-certificatePolicies", "Certificate Policies" },
+        OID_DESCRIPTOR( MBEDTLS_OID_CERTIFICATE_POLICIES, "id-ce-certificatePolicies", "Certificate Policies" ),
         MBEDTLS_OID_X509_EXT_CERTIFICATE_POLICIES,
     },
     {
-        { NULL, 0, NULL, NULL },
+        NULL_OID_DESCRIPTOR,
         0,
     },
 };
@@ -284,16 +297,17 @@
 FN_OID_TYPED_FROM_ASN1(oid_x509_ext_t, x509_ext, oid_x509_ext)
 FN_OID_GET_ATTR1(mbedtls_oid_get_x509_ext_type, oid_x509_ext_t, x509_ext, int, ext_type)
 
+#if defined(MBEDTLS_X509_INFO)
 static const mbedtls_oid_descriptor_t oid_ext_key_usage[] =
 {
-    { ADD_LEN( MBEDTLS_OID_SERVER_AUTH ),      "id-kp-serverAuth",       "TLS Web Server Authentication" },
-    { ADD_LEN( MBEDTLS_OID_CLIENT_AUTH ),      "id-kp-clientAuth",       "TLS Web Client Authentication" },
-    { ADD_LEN( MBEDTLS_OID_CODE_SIGNING ),     "id-kp-codeSigning",      "Code Signing" },
-    { ADD_LEN( MBEDTLS_OID_EMAIL_PROTECTION ), "id-kp-emailProtection",  "E-mail Protection" },
-    { ADD_LEN( MBEDTLS_OID_TIME_STAMPING ),    "id-kp-timeStamping",     "Time Stamping" },
-    { ADD_LEN( MBEDTLS_OID_OCSP_SIGNING ),     "id-kp-OCSPSigning",      "OCSP Signing" },
-    { ADD_LEN( MBEDTLS_OID_WISUN_FAN ),        "id-kp-wisun-fan-device", "Wi-SUN Alliance Field Area Network (FAN)" },
-    { NULL, 0, NULL, NULL },
+    OID_DESCRIPTOR( MBEDTLS_OID_SERVER_AUTH,      "id-kp-serverAuth",      "TLS Web Server Authentication" ),
+    OID_DESCRIPTOR( MBEDTLS_OID_CLIENT_AUTH,      "id-kp-clientAuth",      "TLS Web Client Authentication" ),
+    OID_DESCRIPTOR( MBEDTLS_OID_CODE_SIGNING,     "id-kp-codeSigning",     "Code Signing" ),
+    OID_DESCRIPTOR( MBEDTLS_OID_EMAIL_PROTECTION, "id-kp-emailProtection", "E-mail Protection" ),
+    OID_DESCRIPTOR( MBEDTLS_OID_TIME_STAMPING,    "id-kp-timeStamping",    "Time Stamping" ),
+    OID_DESCRIPTOR( MBEDTLS_OID_OCSP_SIGNING,     "id-kp-OCSPSigning",     "OCSP Signing" ),
+    OID_DESCRIPTOR( MBEDTLS_OID_WISUN_FAN,        "id-kp-wisun-fan-device", "Wi-SUN Alliance Field Area Network (FAN)" ),
+    NULL_OID_DESCRIPTOR,
 };
 
 FN_OID_TYPED_FROM_ASN1(mbedtls_oid_descriptor_t, ext_key_usage, oid_ext_key_usage)
@@ -301,12 +315,13 @@
 
 static const mbedtls_oid_descriptor_t oid_certificate_policies[] =
 {
-    { ADD_LEN( MBEDTLS_OID_ANY_POLICY ),      "anyPolicy",       "Any Policy" },
-    { NULL, 0, NULL, NULL },
+    OID_DESCRIPTOR( MBEDTLS_OID_ANY_POLICY,      "anyPolicy",       "Any Policy" ),
+    NULL_OID_DESCRIPTOR,
 };
 
 FN_OID_TYPED_FROM_ASN1(mbedtls_oid_descriptor_t, certificate_policies, oid_certificate_policies)
 FN_OID_GET_ATTR1(mbedtls_oid_get_certificate_policies, mbedtls_oid_descriptor_t, certificate_policies, const char *, description)
+#endif /* MBEDTLS_X509_INFO */
 
 #if defined(MBEDTLS_MD_C)
 /*
@@ -323,51 +338,51 @@
 #if defined(MBEDTLS_RSA_C)
 #if defined(MBEDTLS_MD2_C)
     {
-        { ADD_LEN( MBEDTLS_OID_PKCS1_MD2 ),        "md2WithRSAEncryption",     "RSA with MD2" },
+        OID_DESCRIPTOR( MBEDTLS_OID_PKCS1_MD2,        "md2WithRSAEncryption",     "RSA with MD2" ),
         MBEDTLS_MD_MD2,      MBEDTLS_PK_RSA,
     },
 #endif /* MBEDTLS_MD2_C */
 #if defined(MBEDTLS_MD4_C)
     {
-        { ADD_LEN( MBEDTLS_OID_PKCS1_MD4 ),        "md4WithRSAEncryption",     "RSA with MD4" },
+        OID_DESCRIPTOR( MBEDTLS_OID_PKCS1_MD4,        "md4WithRSAEncryption",     "RSA with MD4" ),
         MBEDTLS_MD_MD4,      MBEDTLS_PK_RSA,
     },
 #endif /* MBEDTLS_MD4_C */
 #if defined(MBEDTLS_MD5_C)
     {
-        { ADD_LEN( MBEDTLS_OID_PKCS1_MD5 ),        "md5WithRSAEncryption",     "RSA with MD5" },
+        OID_DESCRIPTOR( MBEDTLS_OID_PKCS1_MD5,        "md5WithRSAEncryption",     "RSA with MD5" ),
         MBEDTLS_MD_MD5,      MBEDTLS_PK_RSA,
     },
 #endif /* MBEDTLS_MD5_C */
 #if defined(MBEDTLS_SHA1_C)
     {
-        { ADD_LEN( MBEDTLS_OID_PKCS1_SHA1 ),       "sha-1WithRSAEncryption",   "RSA with SHA1" },
+        OID_DESCRIPTOR( MBEDTLS_OID_PKCS1_SHA1,       "sha-1WithRSAEncryption",   "RSA with SHA1" ),
         MBEDTLS_MD_SHA1,     MBEDTLS_PK_RSA,
     },
 #endif /* MBEDTLS_SHA1_C */
 #if defined(MBEDTLS_SHA256_C)
     {
-        { ADD_LEN( MBEDTLS_OID_PKCS1_SHA224 ),     "sha224WithRSAEncryption",  "RSA with SHA-224" },
+        OID_DESCRIPTOR( MBEDTLS_OID_PKCS1_SHA224,     "sha224WithRSAEncryption",  "RSA with SHA-224" ),
         MBEDTLS_MD_SHA224,   MBEDTLS_PK_RSA,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_PKCS1_SHA256 ),     "sha256WithRSAEncryption",  "RSA with SHA-256" },
+        OID_DESCRIPTOR( MBEDTLS_OID_PKCS1_SHA256,     "sha256WithRSAEncryption",  "RSA with SHA-256" ),
         MBEDTLS_MD_SHA256,   MBEDTLS_PK_RSA,
     },
 #endif /* MBEDTLS_SHA256_C */
 #if defined(MBEDTLS_SHA512_C)
     {
-        { ADD_LEN( MBEDTLS_OID_PKCS1_SHA384 ),     "sha384WithRSAEncryption",  "RSA with SHA-384" },
+        OID_DESCRIPTOR( MBEDTLS_OID_PKCS1_SHA384,     "sha384WithRSAEncryption",  "RSA with SHA-384" ),
         MBEDTLS_MD_SHA384,   MBEDTLS_PK_RSA,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_PKCS1_SHA512 ),     "sha512WithRSAEncryption",  "RSA with SHA-512" },
+        OID_DESCRIPTOR( MBEDTLS_OID_PKCS1_SHA512,     "sha512WithRSAEncryption",  "RSA with SHA-512" ),
         MBEDTLS_MD_SHA512,   MBEDTLS_PK_RSA,
     },
 #endif /* MBEDTLS_SHA512_C */
 #if defined(MBEDTLS_SHA1_C)
     {
-        { ADD_LEN( MBEDTLS_OID_RSA_SHA_OBS ),      "sha-1WithRSAEncryption",   "RSA with SHA1" },
+        OID_DESCRIPTOR( MBEDTLS_OID_RSA_SHA_OBS,      "sha-1WithRSAEncryption",   "RSA with SHA1" ),
         MBEDTLS_MD_SHA1,     MBEDTLS_PK_RSA,
     },
 #endif /* MBEDTLS_SHA1_C */
@@ -375,45 +390,49 @@
 #if defined(MBEDTLS_ECDSA_C)
 #if defined(MBEDTLS_SHA1_C)
     {
-        { ADD_LEN( MBEDTLS_OID_ECDSA_SHA1 ),       "ecdsa-with-SHA1",      "ECDSA with SHA1" },
+        OID_DESCRIPTOR( MBEDTLS_OID_ECDSA_SHA1,       "ecdsa-with-SHA1",      "ECDSA with SHA1" ),
         MBEDTLS_MD_SHA1,     MBEDTLS_PK_ECDSA,
     },
 #endif /* MBEDTLS_SHA1_C */
 #if defined(MBEDTLS_SHA256_C)
     {
-        { ADD_LEN( MBEDTLS_OID_ECDSA_SHA224 ),     "ecdsa-with-SHA224",    "ECDSA with SHA224" },
+        OID_DESCRIPTOR( MBEDTLS_OID_ECDSA_SHA224,     "ecdsa-with-SHA224",    "ECDSA with SHA224" ),
         MBEDTLS_MD_SHA224,   MBEDTLS_PK_ECDSA,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_ECDSA_SHA256 ),     "ecdsa-with-SHA256",    "ECDSA with SHA256" },
+        OID_DESCRIPTOR( MBEDTLS_OID_ECDSA_SHA256,     "ecdsa-with-SHA256",    "ECDSA with SHA256" ),
         MBEDTLS_MD_SHA256,   MBEDTLS_PK_ECDSA,
     },
 #endif /* MBEDTLS_SHA256_C */
 #if defined(MBEDTLS_SHA512_C)
     {
-        { ADD_LEN( MBEDTLS_OID_ECDSA_SHA384 ),     "ecdsa-with-SHA384",    "ECDSA with SHA384" },
+        OID_DESCRIPTOR( MBEDTLS_OID_ECDSA_SHA384,     "ecdsa-with-SHA384",    "ECDSA with SHA384" ),
         MBEDTLS_MD_SHA384,   MBEDTLS_PK_ECDSA,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_ECDSA_SHA512 ),     "ecdsa-with-SHA512",    "ECDSA with SHA512" },
+        OID_DESCRIPTOR( MBEDTLS_OID_ECDSA_SHA512,     "ecdsa-with-SHA512",    "ECDSA with SHA512" ),
         MBEDTLS_MD_SHA512,   MBEDTLS_PK_ECDSA,
     },
 #endif /* MBEDTLS_SHA512_C */
 #endif /* MBEDTLS_ECDSA_C */
 #if defined(MBEDTLS_RSA_C)
     {
-        { ADD_LEN( MBEDTLS_OID_RSASSA_PSS ),        "RSASSA-PSS",           "RSASSA-PSS" },
+        OID_DESCRIPTOR( MBEDTLS_OID_RSASSA_PSS,        "RSASSA-PSS",           "RSASSA-PSS" ),
         MBEDTLS_MD_NONE,     MBEDTLS_PK_RSASSA_PSS,
     },
 #endif /* MBEDTLS_RSA_C */
     {
-        { NULL, 0, NULL, NULL },
+        NULL_OID_DESCRIPTOR,
         MBEDTLS_MD_NONE, MBEDTLS_PK_NONE,
     },
 };
 
 FN_OID_TYPED_FROM_ASN1(oid_sig_alg_t, sig_alg, oid_sig_alg)
+
+#if defined(MBEDTLS_X509_INFO)
 FN_OID_GET_DESCRIPTOR_ATTR1(mbedtls_oid_get_sig_alg_desc, oid_sig_alg_t, sig_alg, const char *, description)
+#endif
+
 FN_OID_GET_ATTR2(mbedtls_oid_get_sig_alg, oid_sig_alg_t, sig_alg, mbedtls_md_type_t, md_alg, mbedtls_pk_type_t, pk_alg)
 FN_OID_GET_OID_BY_ATTR2(mbedtls_oid_get_oid_by_sig_alg, oid_sig_alg_t, oid_sig_alg, mbedtls_pk_type_t, pk_alg, mbedtls_md_type_t, md_alg)
 #endif /* MBEDTLS_MD_C */
@@ -429,19 +448,19 @@
 static const oid_pk_alg_t oid_pk_alg[] =
 {
     {
-        { ADD_LEN( MBEDTLS_OID_PKCS1_RSA ),      "rsaEncryption",   "RSA" },
+        OID_DESCRIPTOR( MBEDTLS_OID_PKCS1_RSA,      "rsaEncryption",   "RSA" ),
         MBEDTLS_PK_RSA,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_EC_ALG_UNRESTRICTED ),  "id-ecPublicKey",   "Generic EC key" },
+        OID_DESCRIPTOR( MBEDTLS_OID_EC_ALG_UNRESTRICTED,  "id-ecPublicKey",   "Generic EC key" ),
         MBEDTLS_PK_ECKEY,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_EC_ALG_ECDH ),          "id-ecDH",          "EC key for ECDH" },
+        OID_DESCRIPTOR( MBEDTLS_OID_EC_ALG_ECDH,          "id-ecDH",          "EC key for ECDH" ),
         MBEDTLS_PK_ECKEY_DH,
     },
     {
-        { NULL, 0, NULL, NULL },
+        NULL_OID_DESCRIPTOR,
         MBEDTLS_PK_NONE,
     },
 };
@@ -463,72 +482,72 @@
 {
 #if defined(MBEDTLS_ECP_DP_SECP192R1_ENABLED)
     {
-        { ADD_LEN( MBEDTLS_OID_EC_GRP_SECP192R1 ), "secp192r1",    "secp192r1" },
+        OID_DESCRIPTOR( MBEDTLS_OID_EC_GRP_SECP192R1, "secp192r1",    "secp192r1" ),
         MBEDTLS_ECP_DP_SECP192R1,
     },
 #endif /* MBEDTLS_ECP_DP_SECP192R1_ENABLED */
 #if defined(MBEDTLS_ECP_DP_SECP224R1_ENABLED)
     {
-        { ADD_LEN( MBEDTLS_OID_EC_GRP_SECP224R1 ), "secp224r1",    "secp224r1" },
+        OID_DESCRIPTOR( MBEDTLS_OID_EC_GRP_SECP224R1, "secp224r1",    "secp224r1" ),
         MBEDTLS_ECP_DP_SECP224R1,
     },
 #endif /* MBEDTLS_ECP_DP_SECP224R1_ENABLED */
 #if defined(MBEDTLS_ECP_DP_SECP256R1_ENABLED)
     {
-        { ADD_LEN( MBEDTLS_OID_EC_GRP_SECP256R1 ), "secp256r1",    "secp256r1" },
+        OID_DESCRIPTOR( MBEDTLS_OID_EC_GRP_SECP256R1, "secp256r1",    "secp256r1" ),
         MBEDTLS_ECP_DP_SECP256R1,
     },
 #endif /* MBEDTLS_ECP_DP_SECP256R1_ENABLED */
 #if defined(MBEDTLS_ECP_DP_SECP384R1_ENABLED)
     {
-        { ADD_LEN( MBEDTLS_OID_EC_GRP_SECP384R1 ), "secp384r1",    "secp384r1" },
+        OID_DESCRIPTOR( MBEDTLS_OID_EC_GRP_SECP384R1, "secp384r1",    "secp384r1" ),
         MBEDTLS_ECP_DP_SECP384R1,
     },
 #endif /* MBEDTLS_ECP_DP_SECP384R1_ENABLED */
 #if defined(MBEDTLS_ECP_DP_SECP521R1_ENABLED)
     {
-        { ADD_LEN( MBEDTLS_OID_EC_GRP_SECP521R1 ), "secp521r1",    "secp521r1" },
+        OID_DESCRIPTOR( MBEDTLS_OID_EC_GRP_SECP521R1, "secp521r1",    "secp521r1" ),
         MBEDTLS_ECP_DP_SECP521R1,
     },
 #endif /* MBEDTLS_ECP_DP_SECP521R1_ENABLED */
 #if defined(MBEDTLS_ECP_DP_SECP192K1_ENABLED)
     {
-        { ADD_LEN( MBEDTLS_OID_EC_GRP_SECP192K1 ), "secp192k1",    "secp192k1" },
+        OID_DESCRIPTOR( MBEDTLS_OID_EC_GRP_SECP192K1, "secp192k1",    "secp192k1" ),
         MBEDTLS_ECP_DP_SECP192K1,
     },
 #endif /* MBEDTLS_ECP_DP_SECP192K1_ENABLED */
 #if defined(MBEDTLS_ECP_DP_SECP224K1_ENABLED)
     {
-        { ADD_LEN( MBEDTLS_OID_EC_GRP_SECP224K1 ), "secp224k1",    "secp224k1" },
+        OID_DESCRIPTOR( MBEDTLS_OID_EC_GRP_SECP224K1, "secp224k1",    "secp224k1" ),
         MBEDTLS_ECP_DP_SECP224K1,
     },
 #endif /* MBEDTLS_ECP_DP_SECP224K1_ENABLED */
 #if defined(MBEDTLS_ECP_DP_SECP256K1_ENABLED)
     {
-        { ADD_LEN( MBEDTLS_OID_EC_GRP_SECP256K1 ), "secp256k1",    "secp256k1" },
+        OID_DESCRIPTOR( MBEDTLS_OID_EC_GRP_SECP256K1, "secp256k1",    "secp256k1" ),
         MBEDTLS_ECP_DP_SECP256K1,
     },
 #endif /* MBEDTLS_ECP_DP_SECP256K1_ENABLED */
 #if defined(MBEDTLS_ECP_DP_BP256R1_ENABLED)
     {
-        { ADD_LEN( MBEDTLS_OID_EC_GRP_BP256R1 ),   "brainpoolP256r1","brainpool256r1" },
+        OID_DESCRIPTOR( MBEDTLS_OID_EC_GRP_BP256R1,   "brainpoolP256r1","brainpool256r1" ),
         MBEDTLS_ECP_DP_BP256R1,
     },
 #endif /* MBEDTLS_ECP_DP_BP256R1_ENABLED */
 #if defined(MBEDTLS_ECP_DP_BP384R1_ENABLED)
     {
-        { ADD_LEN( MBEDTLS_OID_EC_GRP_BP384R1 ),   "brainpoolP384r1","brainpool384r1" },
+        OID_DESCRIPTOR( MBEDTLS_OID_EC_GRP_BP384R1,   "brainpoolP384r1","brainpool384r1" ),
         MBEDTLS_ECP_DP_BP384R1,
     },
 #endif /* MBEDTLS_ECP_DP_BP384R1_ENABLED */
 #if defined(MBEDTLS_ECP_DP_BP512R1_ENABLED)
     {
-        { ADD_LEN( MBEDTLS_OID_EC_GRP_BP512R1 ),   "brainpoolP512r1","brainpool512r1" },
+        OID_DESCRIPTOR( MBEDTLS_OID_EC_GRP_BP512R1,   "brainpoolP512r1","brainpool512r1" ),
         MBEDTLS_ECP_DP_BP512R1,
     },
 #endif /* MBEDTLS_ECP_DP_BP512R1_ENABLED */
     {
-        { NULL, 0, NULL, NULL },
+        NULL_OID_DESCRIPTOR,
         MBEDTLS_ECP_DP_NONE,
     },
 };
@@ -550,15 +569,15 @@
 static const oid_cipher_alg_t oid_cipher_alg[] =
 {
     {
-        { ADD_LEN( MBEDTLS_OID_DES_CBC ),              "desCBC",       "DES-CBC" },
+        OID_DESCRIPTOR( MBEDTLS_OID_DES_CBC,              "desCBC",       "DES-CBC" ),
         MBEDTLS_CIPHER_DES_CBC,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_DES_EDE3_CBC ),         "des-ede3-cbc", "DES-EDE3-CBC" },
+        OID_DESCRIPTOR( MBEDTLS_OID_DES_EDE3_CBC,         "des-ede3-cbc", "DES-EDE3-CBC" ),
         MBEDTLS_CIPHER_DES_EDE3_CBC,
     },
     {
-        { NULL, 0, NULL, NULL },
+        NULL_OID_DESCRIPTOR,
         MBEDTLS_CIPHER_NONE,
     },
 };
@@ -580,56 +599,56 @@
 {
 #if defined(MBEDTLS_MD2_C)
     {
-        { ADD_LEN( MBEDTLS_OID_DIGEST_ALG_MD2 ),       "id-md2",       "MD2" },
+        OID_DESCRIPTOR( MBEDTLS_OID_DIGEST_ALG_MD2,       "id-md2",       "MD2" ),
         MBEDTLS_MD_MD2,
     },
 #endif /* MBEDTLS_MD2_C */
 #if defined(MBEDTLS_MD4_C)
     {
-        { ADD_LEN( MBEDTLS_OID_DIGEST_ALG_MD4 ),       "id-md4",       "MD4" },
+        OID_DESCRIPTOR( MBEDTLS_OID_DIGEST_ALG_MD4,       "id-md4",       "MD4" ),
         MBEDTLS_MD_MD4,
     },
 #endif /* MBEDTLS_MD4_C */
 #if defined(MBEDTLS_MD5_C)
     {
-        { ADD_LEN( MBEDTLS_OID_DIGEST_ALG_MD5 ),       "id-md5",       "MD5" },
+        OID_DESCRIPTOR( MBEDTLS_OID_DIGEST_ALG_MD5,       "id-md5",       "MD5" ),
         MBEDTLS_MD_MD5,
     },
 #endif /* MBEDTLS_MD5_C */
 #if defined(MBEDTLS_SHA1_C)
     {
-        { ADD_LEN( MBEDTLS_OID_DIGEST_ALG_SHA1 ),      "id-sha1",      "SHA-1" },
+        OID_DESCRIPTOR( MBEDTLS_OID_DIGEST_ALG_SHA1,      "id-sha1",      "SHA-1" ),
         MBEDTLS_MD_SHA1,
     },
 #endif /* MBEDTLS_SHA1_C */
 #if defined(MBEDTLS_SHA256_C)
     {
-        { ADD_LEN( MBEDTLS_OID_DIGEST_ALG_SHA224 ),    "id-sha224",    "SHA-224" },
+        OID_DESCRIPTOR( MBEDTLS_OID_DIGEST_ALG_SHA224,    "id-sha224",    "SHA-224" ),
         MBEDTLS_MD_SHA224,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_DIGEST_ALG_SHA256 ),    "id-sha256",    "SHA-256" },
+        OID_DESCRIPTOR( MBEDTLS_OID_DIGEST_ALG_SHA256,    "id-sha256",    "SHA-256" ),
         MBEDTLS_MD_SHA256,
     },
 #endif /* MBEDTLS_SHA256_C */
 #if defined(MBEDTLS_SHA512_C)
     {
-        { ADD_LEN( MBEDTLS_OID_DIGEST_ALG_SHA384 ),    "id-sha384",    "SHA-384" },
+        OID_DESCRIPTOR( MBEDTLS_OID_DIGEST_ALG_SHA384,    "id-sha384",    "SHA-384" ),
         MBEDTLS_MD_SHA384,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_DIGEST_ALG_SHA512 ),    "id-sha512",    "SHA-512" },
+        OID_DESCRIPTOR( MBEDTLS_OID_DIGEST_ALG_SHA512,    "id-sha512",    "SHA-512" ),
         MBEDTLS_MD_SHA512,
     },
 #endif /* MBEDTLS_SHA512_C */
 #if defined(MBEDTLS_RIPEMD160_C)
     {
-        { ADD_LEN( MBEDTLS_OID_DIGEST_ALG_RIPEMD160 ),       "id-ripemd160",       "RIPEMD-160" },
+     OID_DESCRIPTOR( MBEDTLS_OID_DIGEST_ALG_RIPEMD160, "id-ripemd160", "RIPEMD-160" ),
         MBEDTLS_MD_RIPEMD160,
     },
 #endif /* MBEDTLS_RIPEMD160_C */
     {
-        { NULL, 0, NULL, NULL },
+        NULL_OID_DESCRIPTOR,
         MBEDTLS_MD_NONE,
     },
 };
@@ -650,32 +669,32 @@
 {
 #if defined(MBEDTLS_SHA1_C)
     {
-        { ADD_LEN( MBEDTLS_OID_HMAC_SHA1 ),      "hmacSHA1",      "HMAC-SHA-1" },
+        OID_DESCRIPTOR( MBEDTLS_OID_HMAC_SHA1,      "hmacSHA1",      "HMAC-SHA-1" ),
         MBEDTLS_MD_SHA1,
     },
 #endif /* MBEDTLS_SHA1_C */
 #if defined(MBEDTLS_SHA256_C)
     {
-        { ADD_LEN( MBEDTLS_OID_HMAC_SHA224 ),    "hmacSHA224",    "HMAC-SHA-224" },
+        OID_DESCRIPTOR( MBEDTLS_OID_HMAC_SHA224,    "hmacSHA224",    "HMAC-SHA-224" ),
         MBEDTLS_MD_SHA224,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_HMAC_SHA256 ),    "hmacSHA256",    "HMAC-SHA-256" },
+        OID_DESCRIPTOR( MBEDTLS_OID_HMAC_SHA256,    "hmacSHA256",    "HMAC-SHA-256" ),
         MBEDTLS_MD_SHA256,
     },
 #endif /* MBEDTLS_SHA256_C */
 #if defined(MBEDTLS_SHA512_C)
     {
-        { ADD_LEN( MBEDTLS_OID_HMAC_SHA384 ),    "hmacSHA384",    "HMAC-SHA-384" },
+        OID_DESCRIPTOR( MBEDTLS_OID_HMAC_SHA384,    "hmacSHA384",    "HMAC-SHA-384" ),
         MBEDTLS_MD_SHA384,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_HMAC_SHA512 ),    "hmacSHA512",    "HMAC-SHA-512" },
+        OID_DESCRIPTOR( MBEDTLS_OID_HMAC_SHA512,    "hmacSHA512",    "HMAC-SHA-512" ),
         MBEDTLS_MD_SHA512,
     },
 #endif /* MBEDTLS_SHA512_C */
     {
-        { NULL, 0, NULL, NULL },
+        NULL_OID_DESCRIPTOR,
         MBEDTLS_MD_NONE,
     },
 };
@@ -697,15 +716,15 @@
 static const oid_pkcs12_pbe_alg_t oid_pkcs12_pbe_alg[] =
 {
     {
-        { ADD_LEN( MBEDTLS_OID_PKCS12_PBE_SHA1_DES3_EDE_CBC ), "pbeWithSHAAnd3-KeyTripleDES-CBC", "PBE with SHA1 and 3-Key 3DES" },
+        OID_DESCRIPTOR( MBEDTLS_OID_PKCS12_PBE_SHA1_DES3_EDE_CBC, "pbeWithSHAAnd3-KeyTripleDES-CBC", "PBE with SHA1 and 3-Key 3DES" ),
         MBEDTLS_MD_SHA1,      MBEDTLS_CIPHER_DES_EDE3_CBC,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_PKCS12_PBE_SHA1_DES2_EDE_CBC ), "pbeWithSHAAnd2-KeyTripleDES-CBC", "PBE with SHA1 and 2-Key 3DES" },
+        OID_DESCRIPTOR( MBEDTLS_OID_PKCS12_PBE_SHA1_DES2_EDE_CBC, "pbeWithSHAAnd2-KeyTripleDES-CBC", "PBE with SHA1 and 2-Key 3DES" ),
         MBEDTLS_MD_SHA1,      MBEDTLS_CIPHER_DES_EDE_CBC,
     },
     {
-        { NULL, 0, NULL, NULL },
+        NULL_OID_DESCRIPTOR,
         MBEDTLS_MD_NONE, MBEDTLS_CIPHER_NONE,
     },
 };
diff --git a/library/version_features.c b/library/version_features.c
index 7af2474..a937d14 100644
--- a/library/version_features.c
+++ b/library/version_features.c
@@ -597,6 +597,9 @@
 #if defined(MBEDTLS_X509_CHECK_EXTENDED_KEY_USAGE)
     "MBEDTLS_X509_CHECK_EXTENDED_KEY_USAGE",
 #endif /* MBEDTLS_X509_CHECK_EXTENDED_KEY_USAGE */
+#if defined(MBEDTLS_X509_INFO)
+    "MBEDTLS_X509_INFO",
+#endif /* MBEDTLS_X509_INFO */
 #if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT)
     "MBEDTLS_X509_RSASSA_PSS_SUPPORT",
 #endif /* MBEDTLS_X509_RSASSA_PSS_SUPPORT */
diff --git a/library/x509.c b/library/x509.c
index f0a9101..0cfcc53 100644
--- a/library/x509.c
+++ b/library/x509.c
@@ -831,6 +831,7 @@
     return( (int) ( size - n ) );
 }
 
+#if defined(MBEDTLS_X509_INFO)
 /*
  * Helper for writing signature algorithms
  */
@@ -875,6 +876,7 @@
 
     return( (int)( size - n ) );
 }
+#endif /* MBEDTLS_X509_INFO */
 
 /*
  * Helper for writing "RSA key size", "EC key size", etc
diff --git a/library/x509_crl.c b/library/x509_crl.c
index edeb39b..4c898c9 100644
--- a/library/x509_crl.c
+++ b/library/x509_crl.c
@@ -614,6 +614,7 @@
 }
 #endif /* MBEDTLS_FS_IO */
 
+#if defined(MBEDTLS_X509_INFO)
 /*
  * Return an informational string about the certificate.
  */
@@ -693,6 +694,7 @@
 
     return( (int) ( size - n ) );
 }
+#endif /* MBEDTLS_X509_INFO */
 
 /*
  * Initialize a CRL chain
diff --git a/library/x509_crt.c b/library/x509_crt.c
index 783f3ba..51330e9 100644
--- a/library/x509_crt.c
+++ b/library/x509_crt.c
@@ -1763,6 +1763,57 @@
     return( 0 );
 }
 
+int mbedtls_x509_parse_subject_alt_name( const mbedtls_x509_buf *san_buf,
+                                         mbedtls_x509_subject_alternative_name *san )
+{
+    int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
+    switch( san_buf->tag &
+            ( MBEDTLS_ASN1_TAG_CLASS_MASK |
+              MBEDTLS_ASN1_TAG_VALUE_MASK ) )
+    {
+        /*
+         * otherName
+         */
+        case( MBEDTLS_ASN1_CONTEXT_SPECIFIC | MBEDTLS_X509_SAN_OTHER_NAME ):
+        {
+            mbedtls_x509_san_other_name other_name;
+
+            ret = x509_get_other_name( san_buf, &other_name );
+            if( ret != 0 )
+                return( ret );
+
+            memset( san, 0, sizeof( mbedtls_x509_subject_alternative_name ) );
+            san->type = MBEDTLS_X509_SAN_OTHER_NAME;
+            memcpy( &san->san.other_name,
+                    &other_name, sizeof( other_name ) );
+
+        }
+        break;
+
+        /*
+         * dNSName
+         */
+        case( MBEDTLS_ASN1_CONTEXT_SPECIFIC | MBEDTLS_X509_SAN_DNS_NAME ):
+        {
+            memset( san, 0, sizeof( mbedtls_x509_subject_alternative_name ) );
+            san->type = MBEDTLS_X509_SAN_DNS_NAME;
+
+            memcpy( &san->san.unstructured_name,
+                    san_buf, sizeof( *san_buf ) );
+
+        }
+        break;
+
+        /*
+         * Type not supported
+         */
+        default:
+            return( MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE );
+    }
+    return( 0 );
+}
+
+#if !defined(MBEDTLS_X509_REMOVE_INFO)
 static int x509_info_subject_alt_name( char **buf, size_t *size,
                                        const mbedtls_x509_sequence
                                                     *subject_alt_name,
@@ -1876,56 +1927,6 @@
     return( 0 );
 }
 
-int mbedtls_x509_parse_subject_alt_name( const mbedtls_x509_buf *san_buf,
-                                         mbedtls_x509_subject_alternative_name *san )
-{
-    int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
-    switch( san_buf->tag &
-            ( MBEDTLS_ASN1_TAG_CLASS_MASK |
-              MBEDTLS_ASN1_TAG_VALUE_MASK ) )
-    {
-        /*
-         * otherName
-         */
-        case( MBEDTLS_ASN1_CONTEXT_SPECIFIC | MBEDTLS_X509_SAN_OTHER_NAME ):
-        {
-            mbedtls_x509_san_other_name other_name;
-
-            ret = x509_get_other_name( san_buf, &other_name );
-            if( ret != 0 )
-                return( ret );
-
-            memset( san, 0, sizeof( mbedtls_x509_subject_alternative_name ) );
-            san->type = MBEDTLS_X509_SAN_OTHER_NAME;
-            memcpy( &san->san.other_name,
-                    &other_name, sizeof( other_name ) );
-
-        }
-        break;
-
-        /*
-         * dNSName
-         */
-        case( MBEDTLS_ASN1_CONTEXT_SPECIFIC | MBEDTLS_X509_SAN_DNS_NAME ):
-        {
-            memset( san, 0, sizeof( mbedtls_x509_subject_alternative_name ) );
-            san->type = MBEDTLS_X509_SAN_DNS_NAME;
-
-            memcpy( &san->san.unstructured_name,
-                    san_buf, sizeof( *san_buf ) );
-
-        }
-        break;
-
-        /*
-         * Type not supported
-         */
-        default:
-            return( MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE );
-    }
-    return( 0 );
-}
-
 #define PRINT_ITEM(i)                           \
     {                                           \
         ret = mbedtls_snprintf( p, n, "%s" i, sep );    \
@@ -2250,6 +2251,7 @@
 
     return( (int) ( size - n ) );
 }
+#endif /* MBEDTLS_X509_INFO */
 
 #if defined(MBEDTLS_X509_CHECK_KEY_USAGE)
 int mbedtls_x509_crt_check_key_usage( const mbedtls_x509_crt *crt,
diff --git a/library/x509_csr.c b/library/x509_csr.c
index 5463f8a..0a5d2cb 100644
--- a/library/x509_csr.c
+++ b/library/x509_csr.c
@@ -323,6 +323,7 @@
 }
 #endif /* MBEDTLS_FS_IO */
 
+#if defined(MBEDTLS_X509_INFO)
 #define BEFORE_COLON    14
 #define BC              "14"
 /*
@@ -367,6 +368,7 @@
 
     return( (int) ( size - n ) );
 }
+#endif /* MBEDTLS_X509_INFO */
 
 /*
  * Initialize a CSR
diff --git a/programs/ssl/dtls_client.c b/programs/ssl/dtls_client.c
index acaae59..d8353a9 100644
--- a/programs/ssl/dtls_client.c
+++ b/programs/ssl/dtls_client.c
@@ -241,13 +241,17 @@
      * MBEDTLS_SSL_VERIFY_OPTIONAL, we would bail out here if ret != 0 */
     if( ( flags = mbedtls_ssl_get_verify_result( &ssl ) ) != 0 )
     {
+#if defined(MBEDTLS_X509_INFO)
         char vrfy_buf[512];
+#endif
 
         mbedtls_printf( " failed\n" );
 
+#if defined(MBEDTLS_X509_INFO)
         mbedtls_x509_crt_verify_info( vrfy_buf, sizeof( vrfy_buf ), "  ! ", flags );
 
         mbedtls_printf( "%s\n", vrfy_buf );
+#endif
     }
     else
         mbedtls_printf( " ok\n" );
diff --git a/programs/ssl/ssl_client1.c b/programs/ssl/ssl_client1.c
index 2c16887..eea3c9b 100644
--- a/programs/ssl/ssl_client1.c
+++ b/programs/ssl/ssl_client1.c
@@ -216,13 +216,17 @@
     /* In real life, we probably want to bail out when ret != 0 */
     if( ( flags = mbedtls_ssl_get_verify_result( &ssl ) ) != 0 )
     {
+#if defined(MBEDTLS_X509_INFO)
         char vrfy_buf[512];
+#endif
 
         mbedtls_printf( " failed\n" );
 
+#if defined(MBEDTLS_X509_INFO)
         mbedtls_x509_crt_verify_info( vrfy_buf, sizeof( vrfy_buf ), "  ! ", flags );
 
         mbedtls_printf( "%s\n", vrfy_buf );
+#endif
     }
     else
         mbedtls_printf( " ok\n" );
diff --git a/programs/ssl/ssl_client2.c b/programs/ssl/ssl_client2.c
index 10fc332..bf260c3 100644
--- a/programs/ssl/ssl_client2.c
+++ b/programs/ssl/ssl_client2.c
@@ -529,9 +529,12 @@
 static int my_verify( void *data, mbedtls_x509_crt *crt,
                       int depth, uint32_t *flags )
 {
+#if defined(MBEDTLS_X509_INFO)
     char buf[1024];
+#endif
     ((void) data);
 
+#if defined(MBEDTLS_X509_INFO)
     mbedtls_x509_crt_info( buf, sizeof( buf ) - 1, "", crt );
     if( depth == 0 )
         memcpy( peer_crt_info, buf, sizeof( buf ) );
@@ -541,13 +544,19 @@
 
     mbedtls_printf( "\nVerify requested for (Depth %d):\n", depth );
     mbedtls_printf( "%s", buf );
+#else
+    ((void) crt);
+    ((void) depth);
+#endif
 
     if ( ( *flags ) == 0 )
         mbedtls_printf( "  This certificate has no flags\n" );
     else
     {
+#if defined(MBEDTLS_X509_INFO)
         mbedtls_x509_crt_verify_info( buf, sizeof( buf ), "  ! ", *flags );
         mbedtls_printf( "%s\n", buf );
+#endif
     }
 
     return( 0 );
@@ -2275,14 +2284,18 @@
 
     if( ( flags = mbedtls_ssl_get_verify_result( &ssl ) ) != 0 )
     {
+#if defined(MBEDTLS_X509_INFO)
         char vrfy_buf[512];
+#endif
 
         mbedtls_printf( " failed\n" );
 
+#if defined(MBEDTLS_X509_INFO)
         mbedtls_x509_crt_verify_info( vrfy_buf, sizeof( vrfy_buf ),
                                       "  ! ", flags );
 
         mbedtls_printf( "%s\n", vrfy_buf );
+#endif
     }
     else
         mbedtls_printf( " ok\n" );
diff --git a/programs/ssl/ssl_mail_client.c b/programs/ssl/ssl_mail_client.c
index 0392a46..7990376 100644
--- a/programs/ssl/ssl_mail_client.c
+++ b/programs/ssl/ssl_mail_client.c
@@ -208,21 +208,27 @@
     /* In real life, we probably want to bail out when ret != 0 */
     if( ( flags = mbedtls_ssl_get_verify_result( ssl ) ) != 0 )
     {
+#if defined(MBEDTLS_X509_INFO)
         char vrfy_buf[512];
+#endif
 
         mbedtls_printf( " failed\n" );
 
+#if defined(MBEDTLS_X509_INFO)
         mbedtls_x509_crt_verify_info( vrfy_buf, sizeof( vrfy_buf ), "  ! ", flags );
 
         mbedtls_printf( "%s\n", vrfy_buf );
+#endif
     }
     else
         mbedtls_printf( " ok\n" );
 
+#if defined(MBEDTLS_X509_INFO)
     mbedtls_printf( "  . Peer certificate information    ...\n" );
     mbedtls_x509_crt_info( (char *) buf, sizeof( buf ) - 1, "      ",
                    mbedtls_ssl_get_peer_cert( ssl ) );
     mbedtls_printf( "%s\n", buf );
+#endif
 
     return( 0 );
 }
diff --git a/programs/ssl/ssl_server2.c b/programs/ssl/ssl_server2.c
index 2bb3433..6d1ef6c 100644
--- a/programs/ssl/ssl_server2.c
+++ b/programs/ssl/ssl_server2.c
@@ -3134,7 +3134,7 @@
     {
         mbedtls_printf( " failed\n  ! mbedtls_ssl_handshake returned -0x%x\n\n", (unsigned int) -ret );
 
-#if defined(MBEDTLS_X509_CRT_PARSE_C)
+#if defined(MBEDTLS_X509_CRT_PARSE_C) && defined(MBEDTLS_X509_INFO)
         if( ret == MBEDTLS_ERR_X509_CERT_VERIFY_FAILED )
         {
             char vrfy_buf[512];
@@ -3188,17 +3188,22 @@
 
     if( ( flags = mbedtls_ssl_get_verify_result( &ssl ) ) != 0 )
     {
+#if defined(MBEDTLS_X509_INFO)
         char vrfy_buf[512];
+#endif
 
         mbedtls_printf( " failed\n" );
 
+#if defined(MBEDTLS_X509_INFO)
         mbedtls_x509_crt_verify_info( vrfy_buf, sizeof( vrfy_buf ), "  ! ", flags );
 
         mbedtls_printf( "%s\n", vrfy_buf );
+#endif
     }
     else
         mbedtls_printf( " ok\n" );
 
+#if defined(MBEDTLS_X509_INFO)
     if( mbedtls_ssl_get_peer_cert( &ssl ) != NULL )
     {
         char crt_buf[512];
@@ -3208,6 +3213,7 @@
                        mbedtls_ssl_get_peer_cert( &ssl ) );
         mbedtls_printf( "%s\n", crt_buf );
     }
+#endif /* MBEDTLS_X509_INFO */
 #endif /* MBEDTLS_X509_CRT_PARSE_C */
 
 #if defined(MBEDTLS_SSL_EXPORT_KEYS)
diff --git a/programs/test/query_config.c b/programs/test/query_config.c
index 05b3df8..98ea30e 100644
--- a/programs/test/query_config.c
+++ b/programs/test/query_config.c
@@ -1643,6 +1643,14 @@
     }
 #endif /* MBEDTLS_X509_CHECK_EXTENDED_KEY_USAGE */
 
+#if defined(MBEDTLS_X509_INFO)
+    if( strcmp( "MBEDTLS_X509_INFO", config ) == 0 )
+    {
+        MACRO_EXPANSION_TO_STR( MBEDTLS_X509_INFO );
+        return( 0 );
+    }
+#endif /* MBEDTLS_X509_INFO */
+
 #if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT)
     if( strcmp( "MBEDTLS_X509_RSASSA_PSS_SUPPORT", config ) == 0 )
     {
diff --git a/programs/x509/cert_app.c b/programs/x509/cert_app.c
index 89b25a8..765a82e 100644
--- a/programs/x509/cert_app.c
+++ b/programs/x509/cert_app.c
@@ -41,14 +41,14 @@
     !defined(MBEDTLS_SSL_TLS_C) || !defined(MBEDTLS_SSL_CLI_C) || \
     !defined(MBEDTLS_NET_C) || !defined(MBEDTLS_RSA_C) ||         \
     !defined(MBEDTLS_X509_CRT_PARSE_C) || !defined(MBEDTLS_FS_IO) ||  \
-    !defined(MBEDTLS_CTR_DRBG_C)
+    !defined(MBEDTLS_X509_INFO) || !defined(MBEDTLS_CTR_DRBG_C)
 int main( void )
 {
     mbedtls_printf("MBEDTLS_BIGNUM_C and/or MBEDTLS_ENTROPY_C and/or "
            "MBEDTLS_SSL_TLS_C and/or MBEDTLS_SSL_CLI_C and/or "
            "MBEDTLS_NET_C and/or MBEDTLS_RSA_C and/or "
            "MBEDTLS_X509_CRT_PARSE_C and/or MBEDTLS_FS_IO and/or "
-           "MBEDTLS_CTR_DRBG_C not defined.\n");
+           "MBEDTLS_X509_INFO and/or MBEDTLS_CTR_DRBG_C not defined.\n");
     mbedtls_exit( 0 );
 }
 #else
diff --git a/programs/x509/crl_app.c b/programs/x509/crl_app.c
index ffb539f..8502812 100644
--- a/programs/x509/crl_app.c
+++ b/programs/x509/crl_app.c
@@ -35,11 +35,13 @@
 #endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_RSA_C) ||  \
-    !defined(MBEDTLS_X509_CRL_PARSE_C) || !defined(MBEDTLS_FS_IO)
+    !defined(MBEDTLS_X509_CRL_PARSE_C) || !defined(MBEDTLS_FS_IO) || \
+    !defined(MBEDTLS_X509_INFO)
 int main( void )
 {
     mbedtls_printf("MBEDTLS_BIGNUM_C and/or MBEDTLS_RSA_C and/or "
-           "MBEDTLS_X509_CRL_PARSE_C and/or MBEDTLS_FS_IO not defined.\n");
+           "MBEDTLS_X509_CRL_PARSE_C and/or MBEDTLS_FS_IO and/or "
+           "MBEDTLS_X509_INFO not defined.\n");
     mbedtls_exit( 0 );
 }
 #else
diff --git a/programs/x509/req_app.c b/programs/x509/req_app.c
index 0256a76..df1dba8 100644
--- a/programs/x509/req_app.c
+++ b/programs/x509/req_app.c
@@ -35,11 +35,13 @@
 #endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_RSA_C) ||  \
-    !defined(MBEDTLS_X509_CSR_PARSE_C) || !defined(MBEDTLS_FS_IO)
+    !defined(MBEDTLS_X509_CSR_PARSE_C) || !defined(MBEDTLS_FS_IO) || \
+    !defined(MBEDTLS_X509_INFO)
 int main( void )
 {
     mbedtls_printf("MBEDTLS_BIGNUM_C and/or MBEDTLS_RSA_C and/or "
-           "MBEDTLS_X509_CSR_PARSE_C and/or MBEDTLS_FS_IO not defined.\n");
+           "MBEDTLS_X509_CSR_PARSE_C and/or MBEDTLS_FS_IO and/or "
+           "MBEDTLS_X509_INFO not defined.\n");
     mbedtls_exit( 0 );
 }
 #else
diff --git a/tests/suites/test_suite_debug.data b/tests/suites/test_suite_debug.data
index eb99b79..bb34b2d 100644
--- a/tests/suites/test_suite_debug.data
+++ b/tests/suites/test_suite_debug.data
@@ -38,11 +38,11 @@
 mbedtls_debug_print_buf:"MyFile":999:"Test return value":"000102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D1E1F202122232425262728292A2B2C2D2E2F30":"MyFile(0999)\: dumping 'Test return value' (49 bytes)\nMyFile(0999)\: 0000\:  00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f  ................\nMyFile(0999)\: 0010\:  10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f  ................\nMyFile(0999)\: 0020\:  20 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f   !"#$%&'()*+,-./\nMyFile(0999)\: 0030\:  30                                               0\n"
 
 Debug print certificate #1 (RSA)
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_BASE64_C:MBEDTLS_RSA_C:MBEDTLS_SHA1_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_BASE64_C:MBEDTLS_RSA_C:MBEDTLS_SHA1_C:MBEDTLS_X509_INFO
 mbedtls_debug_print_crt:"data_files/server1.crt":"MyFile":999:"PREFIX_":"MyFile(0999)\: PREFIX_ #1\:\nMyFile(0999)\: cert. version     \: 3\nMyFile(0999)\: serial number     \: 01\nMyFile(0999)\: issuer name       \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nMyFile(0999)\: subject name      \: C=NL, O=PolarSSL, CN=PolarSSL Server 1\nMyFile(0999)\: issued  on        \: 2019-02-10 14\:44\:06\nMyFile(0999)\: expires on        \: 2029-02-10 14\:44\:06\nMyFile(0999)\: signed using      \: RSA with SHA1\nMyFile(0999)\: RSA key size      \: 2048 bits\nMyFile(0999)\: basic constraints \: CA=false\nMyFile(0999)\: value of 'crt->rsa.N' (2048 bits) is\:\nMyFile(0999)\:  a9 02 1f 3d 40 6a d5 55 53 8b fd 36 ee 82 65 2e\nMyFile(0999)\:  15 61 5e 89 bf b8 e8 45 90 db ee 88 16 52 d3 f1\nMyFile(0999)\:  43 50 47 96 12 59 64 87 6b fd 2b e0 46 f9 73 be\nMyFile(0999)\:  dd cf 92 e1 91 5b ed 66 a0 6f 89 29 79 45 80 d0\nMyFile(0999)\:  83 6a d5 41 43 77 5f 39 7c 09 04 47 82 b0 57 39\nMyFile(0999)\:  70 ed a3 ec 15 19 1e a8 33 08 47 c1 05 42 a9 fd\nMyFile(0999)\:  4c c3 b4 df dd 06 1f 4d 10 51 40 67 73 13 0f 40\nMyFile(0999)\:  f8 6d 81 25 5f 0a b1 53 c6 30 7e 15 39 ac f9 5a\nMyFile(0999)\:  ee 7f 92 9e a6 05 5b e7 13 97 85 b5 23 92 d9 d4\nMyFile(0999)\:  24 06 d5 09 25 89 75 07 dd a6 1a 8f 3f 09 19 be\nMyFile(0999)\:  ad 65 2c 64 eb 95 9b dc fe 41 5e 17 a6 da 6c 5b\nMyFile(0999)\:  69 cc 02 ba 14 2c 16 24 9c 4a dc cd d0 f7 52 67\nMyFile(0999)\:  73 f1 2d a0 23 fd 7e f4 31 ca 2d 70 ca 89 0b 04\nMyFile(0999)\:  db 2e a6 4f 70 6e 9e ce bd 58 89 e2 53 59 9e 6e\nMyFile(0999)\:  5a 92 65 e2 88 3f 0c 94 19 a3 dd e5 e8 9d 95 13\nMyFile(0999)\:  ed 29 db ab 70 12 dc 5a ca 6b 17 ab 52 82 54 b1\nMyFile(0999)\: value of 'crt->rsa.E' (17 bits) is\:\nMyFile(0999)\:  01 00 01\n"
 
 Debug print certificate #2 (EC)
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_BASE64_C:MBEDTLS_ECDSA_C:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP384R1_ENABLED:MBEDTLS_SHA256_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_BASE64_C:MBEDTLS_ECDSA_C:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP384R1_ENABLED:MBEDTLS_SHA256_C:MBEDTLS_X509_INFO
 mbedtls_debug_print_crt:"data_files/test-ca2.crt":"MyFile":999:"PREFIX_":"MyFile(0999)\: PREFIX_ #1\:\nMyFile(0999)\: cert. version     \: 3\nMyFile(0999)\: serial number     \: C1\:43\:E2\:7E\:62\:43\:CC\:E8\nMyFile(0999)\: issuer name       \: C=NL, O=PolarSSL, CN=Polarssl Test EC CA\nMyFile(0999)\: subject name      \: C=NL, O=PolarSSL, CN=Polarssl Test EC CA\nMyFile(0999)\: issued  on        \: 2019-02-10 14\:44\:00\nMyFile(0999)\: expires on        \: 2029-02-10 14\:44\:00\nMyFile(0999)\: signed using      \: ECDSA with SHA256\nMyFile(0999)\: EC key size       \: 384 bits\nMyFile(0999)\: basic constraints \: CA=true\nMyFile(0999)\: value of 'crt->eckey.Q(X)' (384 bits) is\:\nMyFile(0999)\:  c3 da 2b 34 41 37 58 2f 87 56 fe fc 89 ba 29 43\nMyFile(0999)\:  4b 4e e0 6e c3 0e 57 53 33 39 58 d4 52 b4 91 95\nMyFile(0999)\:  39 0b 23 df 5f 17 24 62 48 fc 1a 95 29 ce 2c 2d\nMyFile(0999)\: value of 'crt->eckey.Q(Y)' (384 bits) is\:\nMyFile(0999)\:  87 c2 88 52 80 af d6 6a ab 21 dd b8 d3 1c 6e 58\nMyFile(0999)\:  b8 ca e8 b2 69 8e f3 41 ad 29 c3 b4 5f 75 a7 47\nMyFile(0999)\:  6f d5 19 29 55 69 9a 53 3b 20 b4 66 16 60 33 1e\n"
 
 Debug print mbedtls_mpi #1
diff --git a/tests/suites/test_suite_debug.function b/tests/suites/test_suite_debug.function
index 377d630..c8fbd04 100644
--- a/tests/suites/test_suite_debug.function
+++ b/tests/suites/test_suite_debug.function
@@ -131,7 +131,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRT_PARSE_C */
+/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRT_PARSE_C:MBEDTLS_X509_INFO */
 void mbedtls_debug_print_crt( char * crt_file, char * file, int line,
                               char * prefix, char * result_str )
 {
diff --git a/tests/suites/test_suite_oid.function b/tests/suites/test_suite_oid.function
index 9e8d437..8c42d70 100644
--- a/tests/suites/test_suite_oid.function
+++ b/tests/suites/test_suite_oid.function
@@ -6,7 +6,7 @@
 /* END_HEADER */
 
 /* BEGIN_DEPENDENCIES
- * depends_on:MBEDTLS_OID_C
+ * depends_on:MBEDTLS_OID_C:MBEDTLS_X509_INFO
  * END_DEPENDENCIES
  */
 
diff --git a/tests/suites/test_suite_x509parse.data b/tests/suites/test_suite_x509parse.data
index 0cc1d3f..32d26c0 100644
--- a/tests/suites/test_suite_x509parse.data
+++ b/tests/suites/test_suite_x509parse.data
@@ -203,79 +203,79 @@
 x509_parse_san:"data_files/server5-unsupported_othername.crt":""
 
 X509 CRL information #1
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA1_C:MBEDTLS_RSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl_expired.pem":"CRL version   \: 1\nissuer name   \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nthis update   \: 2011-02-20 10\:24\:19\nnext update   \: 2011-02-20 11\:24\:19\nRevoked certificates\:\nserial number\: 01 revocation date\: 2011-02-12 14\:44\:07\nserial number\: 03 revocation date\: 2011-02-12 14\:44\:07\nsigned using  \: RSA with SHA1\n"
 
 X509 CRL Information MD2 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_MD2_C:MBEDTLS_RSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_MD2_C:MBEDTLS_RSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl_md2.pem":"CRL version   \: 1\nissuer name   \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nthis update   \: 2009-07-19 19\:56\:37\nnext update   \: 2009-09-17 19\:56\:37\nRevoked certificates\:\nserial number\: 01 revocation date\: 2009-02-09 21\:12\:36\nserial number\: 03 revocation date\: 2009-02-09 21\:12\:36\nsigned using  \: RSA with MD2\n"
 
 X509 CRL Information MD4 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_MD4_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_MD4_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl_md4.pem":"CRL version   \: 1\nissuer name   \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nthis update   \: 2011-02-12 14\:44\:07\nnext update   \: 2011-04-13 14\:44\:07\nRevoked certificates\:\nserial number\: 01 revocation date\: 2011-02-12 14\:44\:07\nserial number\: 03 revocation date\: 2011-02-12 14\:44\:07\nsigned using  \: RSA with MD4\n"
 
 X509 CRL Information MD5 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_MD5_C:MBEDTLS_RSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_MD5_C:MBEDTLS_RSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl_md5.pem":"CRL version   \: 1\nissuer name   \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nthis update   \: 2011-02-12 14\:44\:07\nnext update   \: 2011-04-13 14\:44\:07\nRevoked certificates\:\nserial number\: 01 revocation date\: 2011-02-12 14\:44\:07\nserial number\: 03 revocation date\: 2011-02-12 14\:44\:07\nsigned using  \: RSA with MD5\n"
 
 X509 CRL Information SHA1 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA1_C:MBEDTLS_RSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl_sha1.pem":"CRL version   \: 1\nissuer name   \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nthis update   \: 2011-02-12 14\:44\:07\nnext update   \: 2011-04-13 14\:44\:07\nRevoked certificates\:\nserial number\: 01 revocation date\: 2011-02-12 14\:44\:07\nserial number\: 03 revocation date\: 2011-02-12 14\:44\:07\nsigned using  \: RSA with SHA1\n"
 
 X509 CRL Information SHA224 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA256_C:MBEDTLS_RSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA256_C:MBEDTLS_RSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl_sha224.pem":"CRL version   \: 1\nissuer name   \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nthis update   \: 2011-02-12 14\:44\:07\nnext update   \: 2011-04-13 14\:44\:07\nRevoked certificates\:\nserial number\: 01 revocation date\: 2011-02-12 14\:44\:07\nserial number\: 03 revocation date\: 2011-02-12 14\:44\:07\nsigned using  \: RSA with SHA-224\n"
 
 X509 CRL Information SHA256 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA256_C:MBEDTLS_RSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA256_C:MBEDTLS_RSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl_sha256.pem":"CRL version   \: 1\nissuer name   \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nthis update   \: 2011-02-12 14\:44\:07\nnext update   \: 2011-04-13 14\:44\:07\nRevoked certificates\:\nserial number\: 01 revocation date\: 2011-02-12 14\:44\:07\nserial number\: 03 revocation date\: 2011-02-12 14\:44\:07\nsigned using  \: RSA with SHA-256\n"
 
 X509 CRL Information SHA384 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA512_C:!MBEDTLS_SHA512_NO_SHA384:MBEDTLS_RSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA512_C:!MBEDTLS_SHA512_NO_SHA384:MBEDTLS_RSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl_sha384.pem":"CRL version   \: 1\nissuer name   \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nthis update   \: 2011-02-12 14\:44\:07\nnext update   \: 2011-04-13 14\:44\:07\nRevoked certificates\:\nserial number\: 01 revocation date\: 2011-02-12 14\:44\:07\nserial number\: 03 revocation date\: 2011-02-12 14\:44\:07\nsigned using  \: RSA with SHA-384\n"
 
 X509 CRL Information SHA512 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA512_C:MBEDTLS_RSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA512_C:MBEDTLS_RSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl_sha512.pem":"CRL version   \: 1\nissuer name   \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nthis update   \: 2011-02-12 14\:44\:07\nnext update   \: 2011-04-13 14\:44\:07\nRevoked certificates\:\nserial number\: 01 revocation date\: 2011-02-12 14\:44\:07\nserial number\: 03 revocation date\: 2011-02-12 14\:44\:07\nsigned using  \: RSA with SHA-512\n"
 
 X509 CRL information RSA-PSS, SHA1 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA1_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA1_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl-rsa-pss-sha1.pem":"CRL version   \: 2\nissuer name   \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nthis update   \: 2014-01-20 13\:46\:35\nnext update   \: 2024-01-18 13\:46\:35\nRevoked certificates\:\nserial number\: 0A revocation date\: 2013-09-24 16\:28\:38\nserial number\: 16 revocation date\: 2014-01-20 13\:43\:05\nsigned using  \: RSASSA-PSS (SHA1, MGF1-SHA1, 0xEA)\n"
 
 X509 CRL information RSA-PSS, SHA224 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA256_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA256_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl-rsa-pss-sha224.pem":"CRL version   \: 2\nissuer name   \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nthis update   \: 2014-01-20 13\:56\:06\nnext update   \: 2024-01-18 13\:56\:06\nRevoked certificates\:\nserial number\: 0A revocation date\: 2013-09-24 16\:28\:38\nserial number\: 16 revocation date\: 2014-01-20 13\:43\:05\nsigned using  \: RSASSA-PSS (SHA224, MGF1-SHA224, 0xE2)\n"
 
 X509 CRL information RSA-PSS, SHA256 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA256_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA256_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl-rsa-pss-sha256.pem":"CRL version   \: 2\nissuer name   \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nthis update   \: 2014-01-20 13\:56\:16\nnext update   \: 2024-01-18 13\:56\:16\nRevoked certificates\:\nserial number\: 0A revocation date\: 2013-09-24 16\:28\:38\nserial number\: 16 revocation date\: 2014-01-20 13\:43\:05\nsigned using  \: RSASSA-PSS (SHA256, MGF1-SHA256, 0xDE)\n"
 
 X509 CRL information RSA-PSS, SHA384 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA512_C:!MBEDTLS_SHA512_NO_SHA384
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA512_C:!MBEDTLS_SHA512_NO_SHA384:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl-rsa-pss-sha384.pem":"CRL version   \: 2\nissuer name   \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nthis update   \: 2014-01-20 13\:56\:28\nnext update   \: 2024-01-18 13\:56\:28\nRevoked certificates\:\nserial number\: 0A revocation date\: 2013-09-24 16\:28\:38\nserial number\: 16 revocation date\: 2014-01-20 13\:43\:05\nsigned using  \: RSASSA-PSS (SHA384, MGF1-SHA384, 0xCE)\n"
 
 X509 CRL information RSA-PSS, SHA512 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA512_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA512_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl-rsa-pss-sha512.pem":"CRL version   \: 2\nissuer name   \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nthis update   \: 2014-01-20 13\:56\:38\nnext update   \: 2024-01-18 13\:56\:38\nRevoked certificates\:\nserial number\: 0A revocation date\: 2013-09-24 16\:28\:38\nserial number\: 16 revocation date\: 2014-01-20 13\:43\:05\nsigned using  \: RSASSA-PSS (SHA512, MGF1-SHA512, 0xBE)\n"
 
 X509 CRL Information EC, SHA1 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA1_C:MBEDTLS_ECDSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA1_C:MBEDTLS_ECDSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl-ec-sha1.pem":"CRL version   \: 2\nissuer name   \: C=NL, O=PolarSSL, CN=Polarssl Test EC CA\nthis update   \: 2013-09-24 16\:31\:08\nnext update   \: 2023-09-22 16\:31\:08\nRevoked certificates\:\nserial number\: 0A revocation date\: 2013-09-24 16\:28\:38\nsigned using  \: ECDSA with SHA1\n"
 
 X509 CRL Information EC, SHA224 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA256_C:MBEDTLS_ECDSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA256_C:MBEDTLS_ECDSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl-ec-sha224.pem":"CRL version   \: 2\nissuer name   \: C=NL, O=PolarSSL, CN=Polarssl Test EC CA\nthis update   \: 2013-09-24 16\:31\:08\nnext update   \: 2023-09-22 16\:31\:08\nRevoked certificates\:\nserial number\: 0A revocation date\: 2013-09-24 16\:28\:38\nsigned using  \: ECDSA with SHA224\n"
 
 X509 CRL Information EC, SHA256 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA256_C:MBEDTLS_ECDSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA256_C:MBEDTLS_ECDSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl-ec-sha256.pem":"CRL version   \: 2\nissuer name   \: C=NL, O=PolarSSL, CN=Polarssl Test EC CA\nthis update   \: 2013-09-24 16\:31\:08\nnext update   \: 2023-09-22 16\:31\:08\nRevoked certificates\:\nserial number\: 0A revocation date\: 2013-09-24 16\:28\:38\nsigned using  \: ECDSA with SHA256\n"
 
 X509 CRL Information EC, SHA384 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA512_C:!MBEDTLS_SHA512_NO_SHA384:MBEDTLS_ECDSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA512_C:!MBEDTLS_SHA512_NO_SHA384:MBEDTLS_ECDSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl-ec-sha384.pem":"CRL version   \: 2\nissuer name   \: C=NL, O=PolarSSL, CN=Polarssl Test EC CA\nthis update   \: 2013-09-24 16\:31\:08\nnext update   \: 2023-09-22 16\:31\:08\nRevoked certificates\:\nserial number\: 0A revocation date\: 2013-09-24 16\:28\:38\nsigned using  \: ECDSA with SHA384\n"
 
 X509 CRL Information EC, SHA512 Digest
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA512_C:MBEDTLS_ECDSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA512_C:MBEDTLS_ECDSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_crl_info:"data_files/crl-ec-sha512.pem":"CRL version   \: 2\nissuer name   \: C=NL, O=PolarSSL, CN=Polarssl Test EC CA\nthis update   \: 2013-09-24 16\:31\:08\nnext update   \: 2023-09-22 16\:31\:08\nRevoked certificates\:\nserial number\: 0A revocation date\: 2013-09-24 16\:28\:38\nsigned using  \: ECDSA with SHA512\n"
 
 X509 CRL Malformed Input (trailing spaces at end of file)
@@ -291,71 +291,71 @@
 mbedtls_x509_crl_parse:"data_files/crl-idpnc.pem":0
 
 X509 CSR Information RSA with MD4
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_MD4_C:MBEDTLS_RSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_MD4_C:MBEDTLS_RSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server1.req.md4":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=PolarSSL Server 1\nsigned using  \: RSA with MD4\nRSA key size  \: 2048 bits\n"
 
 X509 CSR Information RSA with MD5
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_MD5_C:MBEDTLS_RSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_MD5_C:MBEDTLS_RSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server1.req.md5":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=PolarSSL Server 1\nsigned using  \: RSA with MD5\nRSA key size  \: 2048 bits\n"
 
 X509 CSR Information RSA with SHA1
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA1_C:MBEDTLS_RSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server1.req.sha1":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=PolarSSL Server 1\nsigned using  \: RSA with SHA1\nRSA key size  \: 2048 bits\n"
 
 X509 CSR Information RSA with SHA224
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA256_C:MBEDTLS_RSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA256_C:MBEDTLS_RSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server1.req.sha224":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=PolarSSL Server 1\nsigned using  \: RSA with SHA-224\nRSA key size  \: 2048 bits\n"
 
 X509 CSR Information RSA with SHA-256
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA256_C:MBEDTLS_RSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA256_C:MBEDTLS_RSA_C:MBEDTS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server1.req.sha256":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=PolarSSL Server 1\nsigned using  \: RSA with SHA-256\nRSA key size  \: 2048 bits\n"
 
 X509 CSR Information RSA with SHA384
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA512_C:!MBEDTLS_SHA512_NO_SHA384:MBEDTLS_RSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA512_C:!MBEDTLS_SHA512_NO_SHA384:MBEDTLS_RSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server1.req.sha384":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=PolarSSL Server 1\nsigned using  \: RSA with SHA-384\nRSA key size  \: 2048 bits\n"
 
 X509 CSR Information RSA with SHA512
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA512_C:MBEDTLS_RSA_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_SHA512_C:MBEDTLS_RSA_C:MBEDTLS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server1.req.sha512":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=PolarSSL Server 1\nsigned using  \: RSA with SHA-512\nRSA key size  \: 2048 bits\n"
 
 X509 CSR Information EC with SHA1
-depends_on:MBEDTLS_ECDSA_C:MBEDTLS_PEM_PARSE_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED:MBEDTLS_SHA1_C
+depends_on:MBEDTLS_ECDSA_C:MBEDTLS_PEM_PARSE_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED:MBEDTLS_SHA1_C:MBEDTLS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server5.req.sha1":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=localhost\nsigned using  \: ECDSA with SHA1\nEC key size   \: 256 bits\n"
 
 X509 CSR Information EC with SHA224
-depends_on:MBEDTLS_ECDSA_C:MBEDTLS_PEM_PARSE_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED:MBEDTLS_SHA256_C
+depends_on:MBEDTLS_ECDSA_C:MBEDTLS_PEM_PARSE_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED:MBEDTLS_SHA256_C:MBEDTLS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server5.req.sha224":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=localhost\nsigned using  \: ECDSA with SHA224\nEC key size   \: 256 bits\n"
 
 X509 CSR Information EC with SHA256
-depends_on:MBEDTLS_ECDSA_C:MBEDTLS_PEM_PARSE_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED:MBEDTLS_SHA256_C
+depends_on:MBEDTLS_ECDSA_C:MBEDTLS_PEM_PARSE_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED:MBEDTLS_SHA256_C:MBEDTLS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server5.req.sha256":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=localhost\nsigned using  \: ECDSA with SHA256\nEC key size   \: 256 bits\n"
 
 X509 CSR Information EC with SHA384
-depends_on:MBEDTLS_ECDSA_C:MBEDTLS_PEM_PARSE_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED:MBEDTLS_SHA512_C:!MBEDTLS_SHA512_NO_SHA384
+depends_on:MBEDTLS_ECDSA_C:MBEDTLS_PEM_PARSE_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED:MBEDTLS_SHA512_C:!MBEDTLS_SHA512_NO_SHA384:MBEDTLS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server5.req.sha384":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=localhost\nsigned using  \: ECDSA with SHA384\nEC key size   \: 256 bits\n"
 
 X509 CSR Information EC with SHA512
-depends_on:MBEDTLS_ECDSA_C:MBEDTLS_PEM_PARSE_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED:MBEDTLS_SHA512_C
+depends_on:MBEDTLS_ECDSA_C:MBEDTLS_PEM_PARSE_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED:MBEDTLS_SHA512_C:MBEDTLS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server5.req.sha512":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=localhost\nsigned using  \: ECDSA with SHA512\nEC key size   \: 256 bits\n"
 
 X509 CSR Information RSA-PSS with SHA1
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA1_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA1_C:MBEDTLS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server9.req.sha1":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=localhost\nsigned using  \: RSASSA-PSS (SHA1, MGF1-SHA1, 0x6A)\nRSA key size  \: 1024 bits\n"
 
 X509 CSR Information RSA-PSS with SHA224
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA256_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA256_C:MBEDTLS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server9.req.sha224":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=localhost\nsigned using  \: RSASSA-PSS (SHA224, MGF1-SHA224, 0x62)\nRSA key size  \: 1024 bits\n"
 
 X509 CSR Information RSA-PSS with SHA256
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA256_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA256_C:MBEDTLS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server9.req.sha256":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=localhost\nsigned using  \: RSASSA-PSS (SHA256, MGF1-SHA256, 0x5E)\nRSA key size  \: 1024 bits\n"
 
 X509 CSR Information RSA-PSS with SHA384
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA512_C:!MBEDTLS_SHA512_NO_SHA384
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA512_C:!MBEDTLS_SHA512_NO_SHA384:MBEDTLS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server9.req.sha384":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=localhost\nsigned using  \: RSASSA-PSS (SHA384, MGF1-SHA384, 0x4E)\nRSA key size  \: 1024 bits\n"
 
 X509 CSR Information RSA-PSS with SHA512
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA512_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT:MBEDTLS_SHA512_C:MBEDTLS_X509_INFO
 mbedtls_x509_csr_info:"data_files/server9.req.sha512":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=localhost\nsigned using  \: RSASSA-PSS (SHA512, MGF1-SHA512, 0x3E)\nRSA key size  \: 1024 bits\n"
 
 X509 CSR Information RSA with SHA-256 - Microsoft header
@@ -2131,7 +2131,7 @@
 #  03020001                               signatureValue BIT STRING
 # The subsequent TBSCertList negative tests remove or modify some elements.
 X509 CRL ASN1 (TBSCertList, sig present)
-depends_on:MBEDTLS_RSA_C:MBEDTLS_SHA256_C
+depends_on:MBEDTLS_RSA_C:MBEDTLS_SHA256_C:MBEDTLS_X509_INFO
 x509parse_crl:"305c3047020100300d06092a864886f70d01010e0500300f310d300b0603550403130441424344170c303930313031303030303030301430128202abcd170c303831323331323335393539300d06092a864886f70d01010e050003020001":"CRL version   \: 1\nissuer name   \: CN=ABCD\nthis update   \: 2009-01-01 00\:00\:00\nnext update   \: 0000-00-00 00\:00\:00\nRevoked certificates\:\nserial number\: AB\:CD revocation date\: 2008-12-31 23\:59\:59\nsigned using  \: RSA with SHA-224\n":0
 
 X509 CRL ASN1 (TBSCertList, signatureValue missing)
@@ -2167,7 +2167,7 @@
 x509parse_crl:"305c3047020100300d06092a864886f70d01010e0500300f310d300b0603550403130441424344170c303930313031303030303030301430128402abcd170c303831323331323335393539300d06092a864886f70d01010e050003020001":"":MBEDTLS_ERR_X509_INVALID_SERIAL + MBEDTLS_ERR_ASN1_UNEXPECTED_TAG
 
 X509 CRL ASN1 (TBSCertList, no entries)
-depends_on:MBEDTLS_RSA_C:MBEDTLS_SHA256_C
+depends_on:MBEDTLS_RSA_C:MBEDTLS_SHA256_C:MBEDTLS_X509_INFO
 x509parse_crl:"30463031020100300d06092a864886f70d01010e0500300f310d300b0603550403130441424344170c303930313031303030303030300d06092a864886f70d01010e050003020001":"CRL version   \: 1\nissuer name   \: CN=ABCD\nthis update   \: 2009-01-01 00\:00\:00\nnext update   \: 0000-00-00 00\:00\:00\nRevoked certificates\:\nsigned using  \: RSA with SHA-224\n":0
 
 X509 CRL ASN1 (invalid version 2)
@@ -2197,7 +2197,7 @@
 x509parse_crl:"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":"":MBEDTLS_ERR_X509_INVALID_EXTENSIONS + MBEDTLS_ERR_ASN1_LENGTH_MISMATCH
 
 X509 CRL ASN1 (extension not critical explicit, crl-idp.pem byte 129)
-depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_RSA_C:MBEDTLS_SHA256_C
+depends_on:MBEDTLS_PEM_PARSE_C:MBEDTLS_RSA_C:MBEDTLS_SHA256_C:MBEDTLS_X509_INFO
 x509parse_crl:"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":"CRL version   \: 2\nissuer name   \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nthis update   \: 2018-03-14 07\:31\:48\nnext update   \: 2028-03-14 07\:31\:48\nRevoked certificates\:\nsigned using  \: RSA with SHA-256\n":0
 
 X509 CRT parse path #2 (one cert)
@@ -2536,7 +2536,7 @@
 x509_parse_rsassa_pss_params:"a303020102":MBEDTLS_ASN1_CONSTRUCTED | MBEDTLS_ASN1_SEQUENCE:MBEDTLS_MD_SHA1:MBEDTLS_MD_SHA1:20:MBEDTLS_ERR_X509_INVALID_ALG
 
 X509 CSR ASN.1 (OK)
-depends_on:MBEDTLS_ECDSA_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED:MBEDTLS_SHA1_C
+depends_on:MBEDTLS_ECDSA_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED:MBEDTLS_SHA1_C:MBEDTLS_X509_INFO
 mbedtls_x509_csr_parse:"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":"CSR version   \: 1\nsubject name  \: C=NL, O=PolarSSL, CN=localhost\nsigned using  \: ECDSA with SHA1\nEC key size   \: 256 bits\n":0
 
 X509 CSR ASN.1 (bad first tag)
diff --git a/tests/suites/test_suite_x509parse.function b/tests/suites/test_suite_x509parse.function
index 46d9724..4006c9c 100644
--- a/tests/suites/test_suite_x509parse.function
+++ b/tests/suites/test_suite_x509parse.function
@@ -398,6 +398,7 @@
  * END_DEPENDENCIES
  */
 
+
 /* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRT_PARSE_C */
 void x509_parse_san( char * crt_file, char * result_str )
 {
@@ -438,7 +439,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRT_PARSE_C */
+/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_INFO:MBEDTLS_X509_CRT_PARSE_C */
 void x509_cert_info( char * crt_file, char * result_str )
 {
     mbedtls_x509_crt   crt;
@@ -461,7 +462,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRL_PARSE_C */
+/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRL_PARSE_C:MBEDTLS_X509_INFO */
 void mbedtls_x509_crl_info( char * crl_file, char * result_str )
 {
     mbedtls_x509_crl   crl;
@@ -500,7 +501,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CSR_PARSE_C */
+/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CSR_PARSE_C:MBEDTLS_X509_INFO */
 void mbedtls_x509_csr_info( char * csr_file, char * result_str )
 {
     mbedtls_x509_csr   csr;
@@ -523,7 +524,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE depends_on:MBEDTLS_X509_CRT_PARSE_C */
+/* BEGIN_CASE depends_on:MBEDTLS_X509_CRT_PARSE_C:MBEDTLS_X509_INFO */
 void x509_verify_info( int flags, char * prefix, char * result_str )
 {
     char buf[2000];
@@ -738,7 +739,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRT_PARSE_C */
+/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRT_PARSE_C:MBEDTLS_X509_INFO */
 void mbedtls_x509_dn_gets( char * crt_file, char * entity, char * result_str )
 {
     mbedtls_x509_crt   crt;
@@ -826,30 +827,37 @@
 void x509parse_crt( data_t * buf, char * result_str, int result )
 {
     mbedtls_x509_crt   crt;
+#if defined(MBEDTLS_X509_INFO)
     unsigned char output[2000];
     int res;
+#endif
 
     mbedtls_x509_crt_init( &crt );
-    memset( output, 0, 2000 );
 
     TEST_ASSERT( mbedtls_x509_crt_parse_der( &crt, buf->x, buf->len ) == ( result ) );
+#if defined(MBEDTLS_X509_INFO)
     if( ( result ) == 0 )
     {
         res = mbedtls_x509_crt_info( (char *) output, 2000, "", &crt );
-
         TEST_ASSERT( res != -1 );
         TEST_ASSERT( res != -2 );
 
         TEST_ASSERT( strcmp( (char *) output, result_str ) == 0 );
     }
+#endif
 
     mbedtls_x509_crt_free( &crt );
     mbedtls_x509_crt_init( &crt );
+#if defined(MBEDTLS_X509_INFO)
     memset( output, 0, 2000 );
+#endif
 
     TEST_ASSERT( mbedtls_x509_crt_parse_der_nocopy( &crt, buf->x, buf->len ) == ( result ) );
+#if defined(MBEDTLS_X509_INFO)
     if( ( result ) == 0 )
     {
+        memset( output, 0, 2000 );
+
         res = mbedtls_x509_crt_info( (char *) output, 2000, "", &crt );
 
         TEST_ASSERT( res != -1 );
@@ -857,6 +865,9 @@
 
         TEST_ASSERT( strcmp( (char *) output, result_str ) == 0 );
     }
+#else
+    ((void)result_str);
+#endif
 
     mbedtls_x509_crt_free( &crt );
     mbedtls_x509_crt_init( &crt );
@@ -939,7 +950,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE depends_on:MBEDTLS_X509_CRL_PARSE_C */
+/* BEGIN_CASE depends_on:MBEDTLS_X509_CRL_PARSE_C:MBEDTLS_X509_INFO */
 void x509parse_crl( data_t * buf, char * result_str, int result )
 {
     mbedtls_x509_crl   crl;
@@ -966,7 +977,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE depends_on:MBEDTLS_X509_CSR_PARSE_C */
+/* BEGIN_CASE depends_on:MBEDTLS_X509_CSR_PARSE_C:MBEDTLS_X509_INFO */
 void mbedtls_x509_csr_parse( data_t * csr_der, char * ref_out, int ref_ret )
 {
     mbedtls_x509_csr csr;
@@ -1099,7 +1110,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE depends_on:MBEDTLS_X509_USE_C */
+/* BEGIN_CASE depends_on:MBEDTLS_X509_USE_C:MBEDTLS_X509_INFO */
 void x509_oid_desc( data_t * buf, char * ref_desc )
 {
     mbedtls_x509_buf oid;