text: /**************************************************************************
   *
   * Copyright 2010 Luca Barbieri
   *
   * Permission is hereby granted, free of charge, to any person obtaining
   * a copy of this software and associated documentation files (the
   * "Software"), to deal in the Software without restriction, including
   * without limitation the rights to use, copy, modify, merge, publish,
   * distribute, sublicense, and/or sell copies of the Software, and to
   * permit persons to whom the Software is furnished to do so, subject to
   * the following conditions:
   *
   * The above copyright notice and this permission notice (including the
   * next paragraph) shall be included in all copies or substantial
   * portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
   * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
   * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
   * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
   * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
   * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
   *
   **************************************************************************/
  
  #include "dxbc.h"
  #include "sm4.h"
  #include "../sm4_to_tgsi.h"
  #include "tgsi/tgsi_dump.h"
  #include <iostream>
  #include <fstream>
  
  void usage()
  {
  	std::cerr << "Gallium Direct3D10/11 Shader to TGSI converter\n";
  	std::cerr << "This program is free software, released under a MIT-like license\n";
  	std::cerr << "Not affiliated with or endorsed by Microsoft in any way\n";
  	std::cerr << "Latest version available from http://cgit.freedesktop.org/mesa/mesa/\n";
  	std::cerr << "\n";
  	std::cerr << "Usage: dxbc2tgsi FILE\n";
  	std::cerr << std::endl;
  }
  
  int main(int argc, char** argv)
  {
  	if(argc < 2)
  	{
  		usage();
  		return 1;
  	}
  
  	std::vector<char> data;
  	std::ifstream in(argv[1]);
  	char c;
  	in >> std::noskipws;
  	while(in >> c)
  		data.push_back(c);
  	in.close();
  
  	dxbc_container* dxbc = dxbc_parse(&data[0], data.size());
  	if(dxbc)
  	{
  		std::cout << *dxbc;
  		dxbc_chunk_header* sm4_chunk = dxbc_find_shader_bytecode(&data[0], data.size());
  		if(sm4_chunk)
  		{
  			sm4_program* sm4 = sm4_parse(sm4_chunk + 1, bswap_le32(sm4_chunk->size));
  			if(sm4)
  			{
  				const struct tgsi_token* tokens = (const struct tgsi_token*)sm4_to_tgsi(*sm4);
  				if(tokens)
  				{
  					std::cout << *sm4;
  					std::cout << "\n# TGSI program: " << std::endl;
  					tgsi_dump(tokens, 0);
  				}
  			}
  		}
  		delete dxbc;
  	}
  }
  