Modify enuminsts to be able to communicate matched instructions accross

src/trusted/validator/x86/testing/enuminsts/input_tester.h

+/*
+ * Copyright (c) 2012 The Native Client Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+/*
+ * input_tester.h
+ * Implements a decoder that matches the instructions read from stdin.
+ */
+
+#ifndef NATIVE_CLIENT_SRC_TRUSTED_VALIDATOR_X86_TESTING_ENUMINSTS_INPUT_TESTER_H_
+#define NATIVE_CLIENT_SRC_TRUSTED_VALIDATOR_X86_TESTING_ENUMINSTS_INPUT_TESTER_H_
+
+#include "native_client/src/trusted/validator/x86/testing/enuminsts/enuminsts.h"
+
+/* Defines a reader that reads instruction byte sequences from stdin
+ * (one per line). '#' denotes the beginning of a comment, and spaces
+ * are allowed between (hexidecimal) bytes. If an input line is just whitespace,
+ * it is skipped and the next line is read. Communicates with the input decoder
+ * (see below) so that they process the same sequence of instructions.
+ * Argument:
+ *    ibytes - An array to put the sequence of read bytes into.
+ * Returns:
+ *    The number of bytes put into ibytes. If zero, there is no more input.
+ */
+extern int ReadAnInstruction(InstByteArray ibytes);
+
+/* Defines an input decoder for instructions read from stdin. */
+extern NaClEnumeratorDecoder* RegisterInputDecoder();
+
+#endif  // NATIVE_CLIENT_SRC_TRUSTED_VALIDATOR_X86_TESTING_ENUMINSTS_INPUT_TESTER_H_