update

4 files changed, 63 insertions, 2 deletions

diff --git a/dwasm-cpp/dwasm.cpp b/dwasm-cpp/dwasm.cpp
index 35ab040..e326411 100644
--- a/dwasm-cpp/dwasm.cpp
+++ b/dwasm-cpp/dwasm.cpp
@@ -18,13 +18,20 @@ You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.*/
 /**********************************************************************************************************************/
+#include <cstddef>
+#include <fstream>
 #include <iostream>
 #include <string>
 #include <vector>
 #include "dwasm.hpp"
+#include "misc.hpp"
 #include "wasm.h"
-
+/**********************************************************************************************************************/
 int main (int argc, char** argv) {
+  std::string path = "../test/injected.wasm";
+  std::ifstream wasm(path, std::ios_base::binary);
+  read_header(wasm);
+  //dump_file(wasm);
   return 0;
 }
 /**********************************************************************************************************************/
diff --git a/dwasm-cpp/dwasm.hpp b/dwasm-cpp/dwasm.hpp
index 9b9876d..3c9c4a5 100644
--- a/dwasm-cpp/dwasm.hpp
+++ b/dwasm-cpp/dwasm.hpp
@@ -21,7 +21,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.*
 #include <algorithm>
 #include <map>
 #include <vector>
-
+/**********************************************************************************************************************/
 #ifndef _WASM_HPP
 #define _WASM_HPP
 #define MAGIC_NUMBER 0x6d736100
diff --git a/dwasm-cpp/misc.hpp b/dwasm-cpp/misc.hpp
new file mode 100644
index 0000000..74f61ad
--- /dev/null
+++ b/dwasm-cpp/misc.hpp
@@ -0,0 +1,50 @@
+
+/**********************************************************************************************************************/
+/*first line intentionally left blank.*/
+/*wasm interpreter*/
+/*Copyright (C) 2018 Farzad Sadeghi
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 3
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.*/
+/**********************************************************************************************************************/
+#include <cstddef>
+#include <vector>
+/**********************************************************************************************************************/
+int read_header(std::ifstream& wasm) {
+  char head[4];
+  wasm.read(head, sizeof(uint32_t));
+  std::cout << head[0] << head[1] << head[2] << head[3] << "\n";
+  wasm.read(head, sizeof(uint32_t));
+  std::cout << (int)(head[0]) << (int)(head[1]) << (int)(head[2]) << (int)(head[3]) << "\n";
+  return 0;
+}
+
+int dump_file(std::ifstream& wasm) {
+  while (wasm) {
+    std::ios::pos_type before = wasm.tellg();
+    uint8_t x;
+    wasm >> x;
+    std::ios::pos_type after = wasm.tellg();
+    std::cout << std::hex << static_cast<int>(x) << "\n";
+  }
+  return 0;
+}
+
+int leb128_u_d(std::vector<unsigned char> in) {}
+int leb128_s_d(std::vector<unsigned char> in) {}
+std::vector<unsigned char> leb128_u_e() {}
+std::vector<unsigned char> leb128_s_e() {}
+/**********************************************************************************************************************/
+/*last line intentionally left blank.*/
+
diff --git a/dwasm-cpp/run.sh b/dwasm-cpp/run.sh
new file mode 100755
index 0000000..c4df11d
--- /dev/null
+++ b/dwasm-cpp/run.sh
@@ -0,0 +1,4 @@
+#!/bin/sh
+
+"make"
+"./dwasm"