Allow the entry_name size to be set in config.h
Allow the size of the entry_name character array in x509_crt.c to be
configurable through a macro in config.h. entry_name holds a
path/filename string. The macro introduced in
MBEDTLS_X509_MAX_FILE_PATH_LEN.
diff --git a/include/mbedtls/config.h b/include/mbedtls/config.h
index 456ec66..8d7d631 100644
--- a/include/mbedtls/config.h
+++ b/include/mbedtls/config.h
@@ -2569,6 +2569,7 @@
/* X509 options */
//#define MBEDTLS_X509_MAX_INTERMEDIATE_CA 8 /**< Maximum number of intermediate CAs in a verification chain. */
+//#define MBEDTLS_X509_MAX_FILE_PATH_LEN 512 /**< Maximum length of a path/filename string in bytes including the null terminator character ('\0'). */
/* \} name SECTION: Customisation configuration options */
diff --git a/include/mbedtls/x509_crt.h b/include/mbedtls/x509_crt.h
index 41b6bfe..383e484 100644
--- a/include/mbedtls/x509_crt.h
+++ b/include/mbedtls/x509_crt.h
@@ -120,6 +120,10 @@
#define MBEDTLS_X509_RFC5280_MAX_SERIAL_LEN 32
#define MBEDTLS_X509_RFC5280_UTC_TIME_LEN 15
+#if !defined( MBEDTLS_X509_MAX_FILE_PATH_LEN )
+#define MBEDTLS_X509_MAX_FILE_PATH_LEN 512
+#endif
+
/**
* Container for writing a certificate (CRT)
*/