home *** CD-ROM | disk | FTP | other *** search
-
- /*
- * UUENCODE.C
- *
- * $Header: Beta:src/uucp/src/compress/RCS/uuencode.c,v 1.1 90/02/02 11:48:04 dillon Exp Locker: dillon $
- *
- * uuencode [input] output
- *
- * Encode a file so it can be mailed to a remote system.
- */
-
- #include <stdio.h>
- #include "version.h"
-
- IDENT(".00");
-
- #ifdef UNIX
- # include <sys/types.h>
- # include <sys/stat.h>
- #endif
-
- #ifdef VMS
- # include <types.h>
- # include <stat.h>
- #endif
-
- /* ENC is the basic 1 character encoding function to make a char printing */
- #define ENC(c) (((c) & 077) + ' ')
-
- void outdec();
- void encode();
- void xerror();
-
- void
- main(argc, argv)
- char **argv;
- {
- FILE *in;
- #ifdef UNIX | VMS
- struct stat sbuf;
- #endif
- int mode;
-
- /* optional 1st argument */
- if (argc > 2) {
- if ((in = fopen(argv[1], "r")) == NULL) {
- xerror(argv[1]);
- exit(1);
- }
- argv++; argc--;
- } else
- in = stdin;
-
- if (argc != 2) {
- printf("Usage: uuencode [infile] remotefile\n");
- exit(2);
- }
-
- /* figure out the input file mode */
- #ifdef UNIX | VMS
- fstat(fileno(in), &sbuf);
- mode = sbuf.st_mode & 0777;
- #endif
-
- #ifdef AMIGA
- mode = 0777;
- #endif
- printf("begin %o %s\n", mode, argv[1]);
-
- encode(in, stdout);
-
- printf("end\n");
- exit(0);
- }
-
- /*
- * copy from in to out, encoding as you go along.
- */
-
- void
- encode(in, out)
- FILE *in;
- FILE *out;
- {
- char buf[80];
- int i, n;
-
- for (;;) {
- /* 1 (up to) 45 character line */
- n = fr(in, buf, 45);
- putc(ENC(n), out);
-
- for (i=0; i<n; i += 3)
- outdec(&buf[i], out);
-
- putc('X', out);
- putc('\n', out);
-
- if (n <= 0)
- break;
- }
- }
-
- /*
- * output one group of 3 bytes, pointed at by p, on file f.
- */
- void
- outdec(p, f)
- char *p;
- FILE *f;
- {
- int c1, c2, c3, c4;
-
- c1 = *p >> 2;
- c2 = (*p << 4) & 060 | (p[1] >> 4) & 017;
- c3 = (p[1] << 2) & 074 | (p[2] >> 6) & 03;
- c4 = p[2] & 077;
- putc(ENC(c1), f);
- putc(ENC(c2), f);
- putc(ENC(c3), f);
- putc(ENC(c4), f);
- }
-
- /* fr: like read but stdio */
- int
- fr(fd, buf, cnt)
- FILE *fd;
- char *buf;
- int cnt;
- {
- int c, i;
-
- for (i=0; i<cnt; i++) {
- c = getc(fd);
- if (c == EOF)
- return(i);
- buf[i] = c;
- }
- return (cnt);
- }
-
- void
- xerror(err)
- char *err;
- {
- printf("Can not open file \"%s\"\n", err);
- }
-