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C:/temp/src/j2k/Net/TFTP/TFTP_shell.cpp

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#ifndef __J2K__TFTP_Shell_CPP__
#define __J2K__TFTP_Shell_CPP__

#include <j2k/Fred/Standard.hpp>
#include <j2k/Fred/Error/JError.cpp>

#include <j2k/Net/TFTP/TFTP_Option.hpp>
#include <iomanip.h>

__J2K__EXTERN_C

void  TFTP_client_shell();
char* cleanParam( char* param );
void  arange_shell( char* command );
char  getkey();
 
char getkey()
{
   register int c = getchar();
   fflush( stdin );
   return (char)c;
}

void TFTP_client_shell()
{
   char command[161];
   memset( command, 0, 161 );
   int rc = 0;
   printf("\n>");
   while( 1 )
   {
     // A filename cannot be composed of ^[]+? or accentuate chars.

     memset( command, 0, 161 );
     rc = scanf( "%[abcdefghijklmnopqrstuvwxyz0123456789~'`()|{}<>;" 
                   "ABCDEFGHIJKLMNOPQRSTUVWXYZ=-#$.:&_@%/\\ ]"
                   , command );

     fflush( stdin );
     rc = 0;
     arange_shell( command );     
   }
}

char* cleanParam( char* param )
{
   char* s = param;
   BOOL arranged = FALSE;

   while( !arranged )
   {
     if (      *s == '-'  ) s++;
     else if ( *s == ' '  ) s++;
     else if ( *s == '\n' ) s++;
     else if ( *s == '\r' ) s++;
     else if ( *s == '\t' ) s++;
     else arranged = TRUE;
   }

   return s;
}

void safePrint( const char* s )
{
  if ( s != NULL ) {
    printf( "[%s]", s );
  } else {
    printf("<NULL>", s );
  }
}

void arange_shell( char* command ) 
{
   char* commandLine[10];
   char* delims = " =";
   char* s      = cleanParam( command );
   char* buffer = strdup( s );
   char* p      = strtok( buffer, delims );

   commandLine[0] = p;

   int k = 1;
   for( ; p != NULL; k++ ) 
   {
     p  = strtok( NULL, delims );
     commandLine[k] = strlwr( p ); 
   }

   int l = 0;

   if ( commandLine[0] == NULL ) return;

   if ( !strcmp( commandLine[l], "set" ) ) l++;

   char* opt = NULL;


   s = commandLine[l];
   if ( s == NULL ) return;
   if ( (l+1) < k ) opt = commandLine[ l+1 ];

   if ( !strcmp( s, "quit" ) || !strcmp( s, "exit" ) ) 
   {
      option.state = TFTP_Finished;
      exit( 1 );
   }

   if ( !strcmp( s, "show" ) ) {
     option.showOptions();
   }

   safePrint( s );
   safePrint( opt );

   option.ArgDetect( s, opt );

   printf("\n>");
   fflush( stdout );
}

__J2K__END_C

#endif

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