BSD 3 development

[unix-history] / usr / src / cmd / uucp / uusecure.c

#include "uucp.h"
#include "sgtty.h"
#include "uucpdefs.h"
#include "signal.h"
#include ".secret"
#define SEP '\t'
#define MAXC 300

/*******
* this program reads a file whose format is
*      field1 SEP count field2
*   and runs crypt on field2.  Count is either blank (read to newline)
*   or SEP followed by a count byte.
*/

main (argc,argv)
char *argv[];
{
       char str[10];
       char tl[MAXC], tr[MAXC], enc[MAXC];
       int count, i, ln, clear;
       FILE *fp1, *fp2;
       struct sgttyb sb;
       extern intrEXIT();

       signal(SIGQUIT, intrEXIT);
       signal(SIGILL, intrEXIT);
       signal(SIGTRAP, intrEXIT);
       signal(SIGIOT, intrEXIT);
       signal(SIGEMT, intrEXIT);
       signal(SIGFPE, intrEXIT);
       signal(SIGBUS, intrEXIT);
       signal(SIGSEGV, intrEXIT);
       signal(SIGSYS, intrEXIT);
       if (argc < 3)
               exit(100);
       fp1 = fopen(argv[1], "r");
       fp2 = fopen(argv[2], "w");
       if (fp1 == NULL || fp2 == NULL)
               exit(120);
       gtty(0, &sb);
       sb.sg_flags &= ~ECHO;
       stty(0, &sb);
       printf("Passwd:");
       gets(str);
       sb.sg_flags |= ECHO;
       stty(0, &sb);
       strcpy(tl, secret);
       hdpw(str);
       for (ln = 0;; ln++) {
               if (gleft(tl, fp1) == 0) {
                       fclose(fp1);
                       fclose(fp2);
                       exit(0);
               }
               ASSERT(strlen(tl) < MAXC, "LEFT PART LONG %s", tl);
               count = gright(tr, fp1, &clear);
               ASSERT(count < MAXC, "RIGHT LONG %s", tr);
               encrypt(tr, enc, ln, count);
               fprintf(fp2, "%s%c", tl, SEP);
               if (clear)
                       fprintf(fp2, "%c%c", SEP, count);
               for(i = 0; i < count; i++)
                       putc(enc[i], fp2);
               putc('\n', fp2);
       }
}


/***
*      rmlock(p)       this is a dummy called in ASSERT
*/
rmlock(p)
char *p;
{
       return;
}
cleanup(code)
int code;
{
       exit(code);
}

intrEXIT() {_exit(77);}