Added md_process() to MD layer for generic internal access to hash
process functions
Access to process functions is needed to reduce possible timing attacks
on SSL MAC checks. As SSL is set to move to using the dynamic MD layer,
the MD layer needs access to these process functions as well.
diff --git a/include/polarssl/md.h b/include/polarssl/md.h
index 88596cb..b81ebf1 100644
--- a/include/polarssl/md.h
+++ b/include/polarssl/md.h
@@ -111,6 +111,8 @@
/** Free the given context */
void (*ctx_free_func)( void *ctx );
+ /** Internal use only */
+ void (*process_func)( void *ctx, const unsigned char *input );
} md_info_t;
/**
@@ -347,6 +349,9 @@
const unsigned char *input, size_t ilen,
unsigned char *output );
+/* Internal use */
+int md_process( md_context_t *ctx, const unsigned char *data );
+
#ifdef __cplusplus
}
#endif