更新

target.cc

+// Copyright 2016 Google Inc. All Rights Reserved.
+// Licensed under the Apache License, Version 2.0 (the "License");
+#include <stdint.h>
+#include <stdlib.h>
+#include <string>
+#include <stdio.h>
+#include <cstdlib>
+
+
+int test_func(const uint8_t *Data, size_t Size) {
+  unsigned char *buf;
+  int buflen;
+  std::string s(reinterpret_cast<const char *>(Data), Size);
+  ares_create_query(s.c_str(), ns_c_in, ns_t_a, 0x1234, 0, &buf, &buflen, 0);
+  free(buf);
+  return 0;
+}
+
+
+int main(int argc, char *argv[]){
+  if(argc==1){
+    printf("%s\n", "usage");
+    return 0;
+  }
+
+  char* file_path = argv[1];
+  FILE *fp;
+  if((fp=fopen(file_path, "rb")) == NULL){
+    printf("cannot open file:%s\n", file_path);
+    return 0;
+  }
+
+  fseek(fp, 0, SEEK_END);
+  size_t file_len = ftell(fp);
+  uint8_t *tmp = (uint8_t*)malloc(sizeof(uint8_t) * file_len);
+  fseek(fp, 0, SEEK_SET);
+  fread(tmp, file_len, sizeof(uint8_t), fp);
+  fclose(fp);
+
+  test_func(tmp, file_len);
+
+  return 0;
+
+}