ex_base64.c

 
#include "nilorea/n_log.h"
#include "nilorea/n_list.h"
#include "nilorea/n_str.h"
#include "nilorea/n_base64.h"
 
 
int main( int argc , char *argv[] )
{
    set_log_level( LOG_DEBUG );
 
    N_STR *example_text = char_to_nstr( "This is an example of base64 encode/decode, with a newline:\nThis is the end of the testing test." );
    example_text -> written= 0 ;
    while( example_text -> data[ example_text -> written ] != '\0' )
    {
        example_text -> written ++ ;
    }
 
    n_log( LOG_NOTICE, "Testing base64, encoding text of size (%ld/%ld):\n%s" , example_text -> written , example_text -> length , _nstr( example_text ) );
 
    N_STR *encoded_answer = n_base64_encode( example_text );
    n_log( LOG_DEBUG , "encoded=\n%s" , _nstr( encoded_answer ) );
 
    N_STR *decoded_answer = n_base64_decode( encoded_answer );
    n_log( LOG_DEBUG , "decoded=\n%s" , _nstr( decoded_answer ) );
 
    free_nstr( &encoded_answer );
    free_nstr( &decoded_answer );
 
    if( argc > 0 && argv[ 1 ] )
    {
        N_STR *input_data = NULL;
        N_STR *output_name = NULL;
        N_STR *output_data = NULL;
        N_STR *decoded_data = NULL;
 
        nstrprintf( output_name , "%s.encoded" , argv[ 1 ] );
        input_data = file_to_nstr( argv[ 1 ] );
        n_log( LOG_DEBUG , "Encoding file %s size %ld" , argv[ 1 ] , input_data -> written );
 
        if( input_data )
        {
            output_data = n_base64_encode( input_data );
            nstr_to_file( output_data , _nstr( output_name ) );
            n_log( LOG_DEBUG , "Generated encoded %s version of size %ld" , _nstr( output_name ) , output_data -> written );
 
 
            nstrprintf( output_name , "%s.decoded" , argv[ 1 ] );
            decoded_data = n_base64_decode( output_data );
            nstr_to_file( decoded_data , _nstr( output_name ) );
 
            n_log( LOG_DEBUG , "Generated decoded %s version of size %ld" , _nstr( output_name ) , decoded_data -> written );
            free_nstr( &decoded_data );
        }
        free_nstr( &input_data );
        free_nstr( &output_name );
        free_nstr( &output_data );
    }
    free_nstr( &example_text );
    exit( 0 );
} /* END_OF_MAIN */