Make PSK_LEN configurable and adjust PMS size
diff --git a/include/polarssl/config.h b/include/polarssl/config.h
index e83518a..d43365f 100644
--- a/include/polarssl/config.h
+++ b/include/polarssl/config.h
@@ -2154,6 +2154,7 @@
/* SSL options */
//#define SSL_MAX_CONTENT_LEN 16384 /**< Size of the input / output buffer */
//#define SSL_DEFAULT_TICKET_LIFETIME 86400 /**< Lifetime of session tickets (if enabled) */
+//#define POLARSSL_PSK_MAX_LEN 32 /**< Max size of TLS pre-shared keys, in bytes (default 256 bits) */
/**
* Complete list of ciphersuites to use, in order of preference.