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[h316.git] / pc-tools / ldc2 / src / main.cpp

/* ldc2 preliminary main program */

#include <vector>
#include <string>

#include <stdio.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>

#include "tape_block.hh"
#include "argument_reader.hh"

using namespace std;

int dump_vector(vector<string> arguments){
  int res=0;
  for (vector<string>::iterator iter=arguments.begin();iter<arguments.end();iter++){
    printf("%s\n",(*iter).c_str());
    res=1;
  }
  return res;
}



int main(int argc, char ** args){
  
  string infile, outfile;
  int infile_set, outfile_set;
  int help_wanted;
  
  int greet_want;
  string greetings;
  
  int in_fd, out_fd;

  in_fd=0;  //stdin   {O _ \ 
  out_fd=1; //stdout  {O ^ /

  argument_reader ar("ldc2");
  ar.add_param("h","help","Output this help text.",&help_wanted);
  ar.add_param("g","greet","Wonderful bla bla. It is here only to test the output\
capabilities of the arg_reader.",&greet_want);

  ar.add_argument("<input-file>","File from where data is read",&infile_set,&infile);
  ar.add_argument("<output-file>","File to where output is redirected",&outfile_set,&outfile);


  if((dump_vector(ar.read_args(argc,args))||help_wanted)){
    dump_vector(ar.get_help());
    exit(1);
  }
  if(greet_want)printf("Hallo!\n");
  
  if (infile_set==1){
    printf("Opening file for input:%s\n",infile.c_str());
    in_fd=open(infile.c_str(),O_RDONLY);
    if (in_fd<0){
      printf("Error: could not open file:%s\n",infile.c_str());
      exit (3);
    }
  }
  
  vector<tape_block*> tape;
  
  
  tape_block * block=0;
  while(1){
    block=tape_block::gen_from_fd(in_fd);
    if (block->get_state()==tape_block::TBS_OK){
      tape.insert(tape.end(),block);
      dump_vector(block->get_description());
    }
    else break;
  }

  switch(block->get_state()){
  case tape_block::TBS_EOF_LEGAL: printf("File successfully read.\n");
    break;
  case tape_block::TBS_EOF_ILLEGAL: printf("EOF while in block!\n");
    break;
  case tape_block::TBS_CHECKSUM:
    printf("Checksum error!\n");
    break;
  case tape_block::TBS_DEFAULT:
    printf("TBS_DEFAULT encountered ->> SEVERY INTERNAL ERROR!\n");
    exit(88);
  case tape_block::TBS_IOERR:
    printf("I/O Error... Why?\n");
    exit (43);
  }

  return 0;
} // main()