ftp.nice.ch/pub/next/unix/text/convni.1.1.s.tar.gz#/convni.c

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/*------------------------------------------------------------------------------     :Program.    convni.c
     :Contents.   a little utility, converts next to ibm ascii and vice versa
     :Author.     Sebastian Florian Mix
     :Address.    Eichhornstrasse 5-6 Apt. 222, D-1000 Berlin 30
     :Phone.      (030) 262 18 11
     :Copyright.  PD
     :Language.   C
     :Translator. gcc V1.36
     :History.    1.0,27.Okt.1991 (derived from ConvAI V1.2 for the Amiga)
     :History.    1.1,15.Apr.1992 (converter table fixed)
     :Remark.     You can enhance the converter-tables ntoi and iton if you
     :Remark.     find more characters that are convertible
------------------------------------------------------------------------------*/

#include <stdio.h>
#include <stdlib.h>

#define usages "usage: convni -[in] -dc\n"
#define lf 0x0A
#define cr 0x0D
#define IBMeof 0x1A
#define usage fprintf( stderr, usages );exit( EXIT_FAILURE );
#define TRUE 1
#define FALSE 0
#define putlf putchar( lf )
#define putcr putchar( cr )

int c1, c2, out;
char deleted = 0x00;

const char ntoi[] = {
	0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,
	0x08,0x09,0x0A,0x0B,0x0C,0x0D,0x0E,0x0F,
	0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17,
	0x18,0x19,0x1A,0x1B,0x1C,0x1D,0x1E,0x1F,
	0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,
	0x28,0x29,0x2A,0x2B,0x2C,0x2D,0x2E,0x2F,
	0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,
	0x38,0x39,0x3A,0x3B,0x3C,0x3D,0x3E,0x3F,
	0x40,0x41,0x42,0x43,0x44,0x45,0x46,0x47,
	0x48,0x49,0x4A,0x4B,0x4C,0x4D,0x4E,0x4F,
	0x50,0x51,0x52,0x53,0x54,0x55,0x56,0x57,
	0x58,0x59,0x5A,0x5B,0x5C,0x5D,0x5E,0x5F,
	0x60,0x61,0x62,0x63,0x64,0x65,0x66,0x67,
	0x68,0x69,0x6A,0x6B,0x6C,0x6D,0x6E,0x6F,
	0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,
	0x78,0x79,0x7A,0x7B,0x7C,0x7D,0x7E,0x7F,
	0x00,0x00,0x00,0x00,0x00,0x8E,0x8F,0x80,
	0x00,0x90,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0xA5,0x00,0x00,0x00,0x00,0x99,0x00,
	0x00,0x00,0x9A,0x00,0x00,0xE6,0x00,0xF6,
	0x00,0xAD,0x9B,0x9C,0x00,0x9D,0x9F,0x15,
	0x00,0x00,0x00,0xAE,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x14,0x07,
	0x00,0x00,0x00,0xAF,0x00,0x00,0xAA,0xA8,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0xFD,0xF8,0x00,0x00,0x00,0x00,0x00,
	0x00,0xF1,0xAC,0xAB,0x00,0x85,0xA0,0x83,
	0x00,0x84,0x86,0x87,0x8A,0x82,0x88,0x89,
	0x8D,0x92,0xA1,0x86,0x8C,0x8B,0x00,0xA4,
	0x00,0x00,0x00,0xA7,0x96,0xA2,0x93,0x00,
	0x94,0x91,0x96,0xA3,0x96,0x00,0x81,0x00,
	0x00,0xED,0x00,0xE1,0x00,0x98,0x00,0x00};

void cvni ( void ) {
	while ( ( c2 = getchar() ) != EOF ) {
		switch ( c2 = (int) ntoi[c2] ) {
			case 0:	if ( deleted ) putchar( deleted );
				break;
			case lf:putcr;
				putlf;
				break;
		default:putchar( c2 );
			break;
		}
	}
	putchar( IBMeof );
}


const char iton[] = {
	0x00,0x01,0x02,0x03,0x04,0x05,0x06,0xB7,
	0x08,0x09,0x0A,0x0B,0x0C,0x0D,0x0E,0x0F,
	0x10,0x11,0x12,0x13,0xB6,0xA7,0x16,0x17,
	0x18,0x19,0x1A,0x1B,0x1C,0x1D,0x1E,0x1F,
	0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,
	0x28,0x29,0x2A,0x2B,0x2C,0x2D,0x2E,0x2F,
	0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,
	0x38,0x39,0x3A,0x3B,0x3C,0x3D,0x3E,0x3F,
	0x40,0x41,0x42,0x43,0x44,0x45,0x46,0x47,
	0x48,0x49,0x4A,0x4B,0x4C,0x4D,0x4E,0x4F,
	0x50,0x51,0x52,0x53,0x54,0x55,0x56,0x57,
	0x58,0x59,0x5A,0x5B,0x5C,0x5D,0x5E,0x5F,
	0x60,0x61,0x62,0x63,0x64,0x65,0x66,0x67,
	0x68,0x69,0x6A,0x6B,0x6C,0x6D,0x6E,0x6F,
	0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,
	0x78,0x79,0x7A,0x7B,0x7C,0x7D,0x7E,0x7F,
	0x87,0xF6,0xDD,0xD7,0xD9,0xD5,0xDA,0xDB,
	0xDE,0xDF,0xDC,0xE5,0xE4,0xE0,0x85,0x86,
	0x89,0xF1,0xE1,0xEE,0xF0,0xEC,0xF4,0xF2,
	0xFD,0x96,0x9A,0xA2,0xA3,0xA5,0x00,0xA6,
	0xD6,0xE2,0xED,0xF3,0xE7,0x91,0xE3,0xEB,
	0xBF,0x00,0xBE,0xD3,0xD2,0xA1,0xAB,0xBB,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0xFB,0x00,0x00,0x00,0x00,0x9D,0x00,
	0x00,0x00,0x00,0x00,0x00,0xF9,0x00,0x00,
	0x00,0xD1,0x00,0x00,0x00,0x00,0x9F,0x00,
	0xCA,0x00,0x00,0x00,0x00,0xC9,0x00,0x00};

void cvin ( void ) {
	while ( ( c2 = getchar() ) != EOF ) {
		switch ( c2 = (int) iton[c2] ) {
		case 0:	if ( deleted ) putchar( deleted );
			break;
		case IBMeof: break;
		case cr:if ( ( c1 = getchar() ) == lf ) putlf;
			else {
				putcr;
				putchar( c1 );
			}
			break;
		default:putchar( c2 );
			break;
		}
	}
}

void opt ( int narg, char *argv[] ) {
	char c;
	if ((c = *argv[narg]++) == '-') {
		if ((c = *argv[narg]++) == 'n') out = FALSE;
		else if (c == 'i') out = TRUE;
		else if ((c = 'd') && (deleted = *argv[narg]));
		else { usage }
	}
	else { usage }
}

void main ( int argc, char *argv[] ) {

	setvbuf( stdin, NULL, _IOFBF, 8192 );
	setvbuf( stdout, NULL, _IOFBF, 8192 );

	if ( argc == 2 ) opt( 1, argv );
	else if ( argc == 3 ) { opt( 1, argv ); opt( 2, argv ); }
	else { usage }
	if (out) cvni();
	else cvin();
}

These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.