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author | peter <peter@FreeBSD.org> | 1998-08-04 16:35:57 +0000 |
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committer | peter <peter@FreeBSD.org> | 1998-08-04 16:35:57 +0000 |
commit | 9f74da92d2d9619b4a0543b7c6c819cb4eb4959e (patch) | |
tree | 97e0c5ab8cb2ff07b5c3ab6c04738a62c19fbe5c /usr.sbin/sendmail/rmail/rmail.c | |
parent | d0cf6313bab68523e1ff8a7cf65c7f6c26c8dad0 (diff) | |
download | FreeBSD-src-9f74da92d2d9619b4a0543b7c6c819cb4eb4959e.zip FreeBSD-src-9f74da92d2d9619b4a0543b7c6c819cb4eb4959e.tar.gz |
Remove old sendmail (to the Attic)
Diffstat (limited to 'usr.sbin/sendmail/rmail/rmail.c')
-rw-r--r-- | usr.sbin/sendmail/rmail/rmail.c | 381 |
1 files changed, 0 insertions, 381 deletions
diff --git a/usr.sbin/sendmail/rmail/rmail.c b/usr.sbin/sendmail/rmail/rmail.c deleted file mode 100644 index f330622..0000000 --- a/usr.sbin/sendmail/rmail/rmail.c +++ /dev/null @@ -1,381 +0,0 @@ -/* - * Copyright (c) 1988, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * $Id: rmail.c,v 1.4 1997/02/22 16:13:27 peter Exp $ - */ - -#ifndef lint -static char copyright[] = -"@(#) Copyright (c) 1988, 1993\n\ - The Regents of the University of California. All rights reserved.\n"; -#endif /* not lint */ - -#ifndef lint -static char sccsid[] = "@(#)rmail.c 8.3 (Berkeley) 5/15/95"; -#endif /* not lint */ - -/* - * RMAIL -- UUCP mail server. - * - * This program reads the >From ... remote from ... lines that UUCP is so - * fond of and turns them into something reasonable. It then execs sendmail - * with various options built from these lines. - * - * The expected syntax is: - * - * <user> := [-a-z0-9]+ - * <date> := ctime format - * <site> := [-a-z0-9!]+ - * <blank line> := "^\n$" - * <from> := "From" <space> <user> <space> <date> - * [<space> "remote from" <space> <site>] - * <forward> := ">" <from> - * msg := <from> <forward>* <blank-line> <body> - * - * The output of rmail(8) compresses the <forward> lines into a single - * from path. - * - * The err(3) routine is included here deliberately to make this code - * a bit more portable. - */ -#include <sys/param.h> -#include <sys/stat.h> -#include <sys/wait.h> - -#include <ctype.h> -#include <fcntl.h> -#include <paths.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <sysexits.h> -#include <unistd.h> - -#ifndef MAX -# define MAX(a, b) ((a) < (b) ? (b) : (a)) -#endif - -void err __P((int, const char *, ...)); -void usage __P((void)); - -int -main(argc, argv) - int argc; - char *argv[]; -{ - extern char *optarg; - extern int errno, optind; - FILE *fp; - struct stat sb; - size_t fplen, fptlen, len; - off_t offset; - int ch, debug, i, pdes[2], pid, status; - char *addrp, *domain, *p, *t; - char *from_path, *from_sys, *from_user; - char *args[100], buf[2048], lbuf[2048]; - - debug = 0; - domain = "UUCP"; /* Default "domain". */ - while ((ch = getopt(argc, argv, "D:T")) != -1) - switch (ch) { - case 'T': - debug = 1; - break; - case 'D': - domain = optarg; - break; - case '?': - default: - usage(); - } - argc -= optind; - argv += optind; - - if (argc < 1) - usage(); - - fplen = fptlen = 0; - addrp = ""; - from_path = from_sys = from_user = NULL; - for (offset = 0;;) { - - /* Get and nul-terminate the line. */ - if (fgets(lbuf, sizeof(lbuf), stdin) == NULL) - exit (EX_DATAERR); - if ((p = strchr(lbuf, '\n')) == NULL) - err(EX_DATAERR, "line too long"); - *p = '\0'; - - /* Parse lines until reach a non-"From" line. */ - if (!strncmp(lbuf, "From ", 5)) - addrp = lbuf + 5; - else if (!strncmp(lbuf, ">From ", 6)) - addrp = lbuf + 6; - else if (offset == 0) - err(EX_DATAERR, - "missing or empty From line: %s", lbuf); - else { - *p = '\n'; - break; - } - - if (*addrp == '\0') - err(EX_DATAERR, "corrupted From line: %s", lbuf); - - /* Use the "remote from" if it exists. */ - for (p = addrp; (p = strchr(p + 1, 'r')) != NULL;) - if (!strncmp(p, "remote from ", 12)) { - for (t = p += 12; *t && !isspace(*t); ++t); - *t = '\0'; - if (debug) - (void)fprintf(stderr, - "remote from: %s\n", p); - break; - } - - /* Else use the string up to the last bang. */ - if (p == NULL) - if (*addrp == '!') - err(EX_DATAERR, - "bang starts address: %s", addrp); - else if ((t = strrchr(addrp, '!')) != NULL) { - *t = '\0'; - p = addrp; - addrp = t + 1; - if (*addrp == '\0') - err(EX_DATAERR, - "corrupted From line: %s", lbuf); - if (debug) - (void)fprintf(stderr, "bang: %s\n", p); - } - - /* 'p' now points to any system string from this line. */ - if (p != NULL) { - /* Nul terminate it as necessary. */ - for (t = p; *t && !isspace(*t); ++t); - *t = '\0'; - - /* If the first system, copy to the from_sys string. */ - if (from_sys == NULL) { - if ((from_sys = strdup(p)) == NULL) - err(EX_TEMPFAIL, NULL); - if (debug) - (void)fprintf(stderr, - "from_sys: %s\n", from_sys); - } - - /* Concatenate to the path string. */ - len = t - p; - if (from_path == NULL) { - fplen = 0; - if ((from_path = malloc(fptlen = 256)) == NULL) - err(EX_TEMPFAIL, NULL); - } - if (fplen + len + 2 > fptlen) { - fptlen += MAX(fplen + len + 2, 256); - if ((from_path = - realloc(from_path, fptlen)) == NULL) - err(EX_TEMPFAIL, NULL); - } - memmove(from_path + fplen, p, len); - fplen += len; - from_path[fplen++] = '!'; - from_path[fplen] = '\0'; - } - - /* Save off from user's address; the last one wins. */ - for (p = addrp; *p && !isspace(*p); ++p); - *p = '\0'; - if (*addrp == '\0') - addrp = "<>"; - if (from_user != NULL) - free(from_user); - if ((from_user = strdup(addrp)) == NULL) - err(EX_TEMPFAIL, NULL); - - if (debug) { - if (from_path != NULL) - (void)fprintf(stderr, - "from_path: %s\n", from_path); - (void)fprintf(stderr, "from_user: %s\n", from_user); - } - - if (offset != -1) - offset = (off_t)ftell(stdin); - } - - i = 0; - args[i++] = _PATH_SENDMAIL; /* Build sendmail's argument list. */ - args[i++] = "-oee"; /* No errors, just status. */ -#ifdef QUEUE_ONLY - args[i++] = "-odq"; /* Queue it, don't try to deliver. */ -#else - args[i++] = "-odi"; /* Deliver in foreground. */ -#endif - args[i++] = "-oi"; /* Ignore '.' on a line by itself. */ - - /* set from system and protocol used */ - if (from_sys == NULL) - (void)snprintf(buf, sizeof(buf), "-p%s", domain); - else if (strchr(from_sys, '.') == NULL) - (void)snprintf(buf, sizeof(buf), "-p%s:%s.%s", - domain, from_sys, domain); - else - (void)snprintf(buf, sizeof(buf), "-p%s:%s", domain, from_sys); - if ((args[i++] = strdup(buf)) == NULL) - err(EX_TEMPFAIL, NULL); - - /* Set name of ``from'' person. */ - (void)snprintf(buf, sizeof(buf), "-f%s%s", - from_path ? from_path : "", from_user); - if ((args[i++] = strdup(buf)) == NULL) - err(EX_TEMPFAIL, NULL); - - /* - * Don't copy arguments beginning with - as they will be - * passed to sendmail and could be interpreted as flags. - * To prevent confusion of sendmail wrap < and > around - * the address (helps to pass addrs like @gw1,@gw2:aa@bb) - */ - while (*argv) { - if (**argv == '-') - err(EX_USAGE, "dash precedes argument: %s", *argv); - if (strchr(*argv, ',') == NULL || strchr(*argv, '<') != NULL) - args[i++] = *argv; - else { - if ((args[i] = malloc(strlen(*argv) + 3)) == NULL) - err(EX_TEMPFAIL, "Cannot malloc"); - sprintf (args [i++], "<%s>", *argv); - } - argv++; - } - args[i] = 0; - - if (debug) { - (void)fprintf(stderr, "Sendmail arguments:\n"); - for (i = 0; args[i]; i++) - (void)fprintf(stderr, "\t%s\n", args[i]); - } - - /* - * If called with a regular file as standard input, seek to the right - * position in the file and just exec sendmail. Could probably skip - * skip the stat, but it's not unreasonable to believe that a failed - * seek will cause future reads to fail. - */ - if (!fstat(STDIN_FILENO, &sb) && S_ISREG(sb.st_mode)) { - if (lseek(STDIN_FILENO, offset, SEEK_SET) != offset) - err(EX_TEMPFAIL, "stdin seek"); - execv(_PATH_SENDMAIL, args); - err(EX_OSERR, "%s", _PATH_SENDMAIL); - } - - if (pipe(pdes) < 0) - err(EX_OSERR, NULL); - - switch (pid = vfork()) { - case -1: /* Err. */ - err(EX_OSERR, NULL); - case 0: /* Child. */ - if (pdes[0] != STDIN_FILENO) { - (void)dup2(pdes[0], STDIN_FILENO); - (void)close(pdes[0]); - } - (void)close(pdes[1]); - execv(_PATH_SENDMAIL, args); - _exit(127); - /* NOTREACHED */ - } - - if ((fp = fdopen(pdes[1], "w")) == NULL) - err(EX_OSERR, NULL); - (void)close(pdes[0]); - - /* Copy the file down the pipe. */ - do { - (void)fprintf(fp, "%s", lbuf); - } while (fgets(lbuf, sizeof(lbuf), stdin) != NULL); - - if (ferror(stdin)) - err(EX_TEMPFAIL, "stdin: %s", strerror(errno)); - - if (fclose(fp)) - err(EX_OSERR, NULL); - - if ((waitpid(pid, &status, 0)) == -1) - err(EX_OSERR, "%s", _PATH_SENDMAIL); - - if (!WIFEXITED(status)) - err(EX_OSERR, - "%s: did not terminate normally", _PATH_SENDMAIL); - - if (WEXITSTATUS(status)) - err(status, "%s: terminated with %d (non-zero) status", - _PATH_SENDMAIL, WEXITSTATUS(status)); - exit(EX_OK); -} - -void -usage() -{ - (void)fprintf(stderr, "usage: rmail [-T] [-D domain] user ...\n"); - exit(EX_USAGE); -} - -#ifdef __STDC__ -#include <stdarg.h> -#else -#include <varargs.h> -#endif - -void -#ifdef __STDC__ -err(int eval, const char *fmt, ...) -#else -err(eval, fmt, va_alist) - int eval; - const char *fmt; - va_dcl -#endif -{ - va_list ap; -#if __STDC__ - va_start(ap, fmt); -#else - va_start(ap); -#endif - (void)fprintf(stderr, "rmail: "); - (void)vfprintf(stderr, fmt, ap); - va_end(ap); - (void)fprintf(stderr, "\n"); - exit(eval); -} |