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distribute.c
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/* $Id$
*
* distribute - a mailing list distributor: main module
*
*
* This program is originally written by Steve Miller.
* Later, heaviliy modified by group of people in Japan.
*
* Modified portions Copyright (c) 1990-1999 by Shigeya Suzuki,
* Shin Yoshimura, Yoshitaka Tokugawa, Hiroaki Takada and
* Susumu Sano, Yoichirou Koga, Junichiro Hagino and other contributors.
*
* Permission is granted to use, but not for sell.
*
*
* Shin Yoshimura <[email protected]>
* Yoshitaka Tokugawa <[email protected]>
* Shigeya Suzuki <[email protected]>
* Hiroaki Takada <[email protected]>
* Susumu Sano <[email protected]>
* Youichirou Koga <[email protected]>
* Junichiro 'itojun' Hagino <[email protected]>
*/
#include <config.h>
#include <stdio.h>
#include <ctype.h>
#ifdef STDC_HEADERS
# include <stdio.h>
#else
# ifndef HAVE_STRCHR
# define strchr index
# endif
# ifndef HAVE_STRRCHR
# define strrchr rindex
# endif
#endif
#include <sys/types.h>
#ifdef USE_SYS_PARAM_H
# include <sys/param.h>
#endif
#ifdef USE_NETDB_H
# include <netdb.h>
#endif
#include <sys/stat.h>
#ifdef HAVE_FCNTL_H
# include <fcntl.h>
#endif
#include "sysexits.h"
#include <sysexits.h>
#include <sys/types.h>
#ifdef HAVE_SYS_FILE_H
# include <sys/file.h>
#endif
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <string.h>
#ifdef HAVE_PATHS_H
# include <paths.h>
#endif
#ifdef USE_SYSLOG
# ifdef HAVE_SYSLOG_H
# include <syslog.h>
# endif
#endif
#include "patchlevel.h" /* version identifier */
#include "config.h"
#include "longstr.h"
#include "logging.h"
#include "memory.h"
#include "message.h"
#include "recipfile.h"
#include "mestab.h"
#include "strutil.h"
#include "pathutil.h"
#include "history.h"
#include "header.h"
char *rcsID = "$Id$";
char *versionID = VERSION;
int patchlevel = PATCHLEVEL;
#ifdef DEBUGLOG
FILE* debuglog;
#endif
/* constants
*/
char *seq_path = DEF_SEQ_PATH;
char *recipient_path = DEF_RECIPIENT_PATH;
char *archive_path = DEF_ARCHIVE_PATH;
char *majordomo_recipient_path = DEF_MAJORDOMO_RECIPIENT_PATH;
char *index_path = DEF_ARCHIVE_PATH;
char *seq_suffix = DEF_SEQ_SUFFIX;
char *recipient_suffix = DEF_RECIPIENT_SUFFIX;
char *accept_suffix = DEF_ACCEPT_SUFFIX;
char *reject_suffix = DEF_REJECT_SUFFIX;
char *index_name = DEF_INDEX_NAME;
char openaliaschar = DEF_OPENALIAS_CHAR;
char closealiaschar = DEF_CLOSEALIAS_CHAR;
#ifndef DEF_DOMAINNAME
char myhostname[MAXHOSTNAMELEN];
#endif
#ifdef REPORTADDR
char *reportaddr = REPORTADDR;
#endif
/*
* Some keywords to check administrative/noise messages
*/
static char *maybeMlCmdNoise[] = {
"actives", "add", "address", "append", "bye", "check",
"config", "delete", "drop", "exit", "end", "get",
"index", "keyword", "off", "on", "query", "register",
"review", "send", "set", "stop", "which", "who", "whois",
NULL
};
static char *mustbeMlCmdNoise[] = {
"approve", "auth", "subscribe", "unsubscribe",
NULL
};
static char *mlCmdNoise[] = {
"addr", "admin", "chaddr", "digest", "gcos", "getdgst",
"guide", "help", "iam", "info", "intro", "library",
"list", "lists", "matome", "members", "member", "mget",
"mkdigest", "msg", "newconfig", "newinfo", "newintro",
"noskip", "objective", "passwd", "ping", "profile",
"quit", "remove", "search", "signoff", "skip", "stat",
"status", "summary", "traffic", "whois-index", "whois-list",
"writeconfig",
NULL
};
/* Globals
*/
char *progname;
struct longstr cmdbuf;
char subject[MAXSUBJLEN];
char messageid[MAXMESSAGEIDLEN];
int headc; /* Number of headers */
char *headv[MAXHEADERLINE]; /* Header vector */
char archivetmp[16];
char archivetgt[16];
char maintainer[MAXADDRLEN]; /* address of the maintainer */
char dommaintainer[MAXADDRLEN]; /* address of the maintainer */
char *headererr = NULL;
char *recipientbuf = NULL;
char *acceptbuf = NULL;
char *rejectbuf = NULL;
char subjectbuf[MAXSUBJLEN];
char *originatorreplyto = NULL;
char *originatorfrom = NULL;
char *gecosfrom = NULL;
struct msgHeader origMsg;
char originator[MAXADDRLEN];
int bodysum = 0; /* body check sum */
char *sendmail_path = _PATH_SENDMAIL;
#ifdef USESUID
int archive_uid, archive_gid;
int mailer_uid, mailer_gid;
#endif
/* Option and configuration related globals
* (previously in main)
*/
FILE *noisef = NULL;
int errorsto = 0; /* append Erros-To? or not */
#ifdef USE_ISSUE
int issuenum = -1; /* issue number */
#endif
#ifdef ADDVERSION
int addversion = 1; /* Add X-Distribute: header or not */
#endif
#ifdef USE_MIMEKIT
int usemimekit = 1; /* use mimekit (default ON) */
#endif
int badhdr = 0; /* something is fishy about the header */
int wasadmin = 0; /* was a noise message */
int wasrejected = 0; /* rejected message */
int badnewsheader = 0; /* incoming msg isn't like news2mail article*/
int badoriginator = 0; /* origintor address invalid */
int ccmail_error_message = 0; /* it's ccmail error message */
int zaprecv = 0; /* zap received lines */
int lessnoise = 0; /* run ``please add/delete me'' filter */
int forcereplyto = 0; /* ignore reply to */
int majordomo = 0; /* is NOT majordomo mode in default */
int useowner = 0; /* use owner instead of request for sender */
int xsequence = 0; /* add x-sequence header */
int addoriginator = 0; /* add originator field */
int accept_error = 0; /* not on accept list */
int gecos = 0; /* Rewrite From: for DMARC */
char *newstrim = NULL; /* trim news header */
char openc, closec; /* open/close bracket charcter */
char *precedence = NULL; /* precedensce value */
int debug = 0; /* debug flag */
int tersemode = 0; /* terse mode */
int writeindex = 0; /* write index */
int copyacceptfile = 0; /* copy recipient list to acceptlist*/
char *aliasid = NULL; /* */
char *replyto = NULL;
char *list = NULL; /* Name of the list */
char *host = NULL; /* Name of the list's host */
char *senderaddr = NULL; /* sender address for Sender: line */
char *header; /* A pointer to a header */
char *sendmailargs = NULL; /* add'l args to sendmail */
char *issuefile = NULL;
char *recipfile = NULL;
char *acceptfile = NULL;
char *rejectfile = NULL;
char *headerfile = NULL;
char *footerfile = NULL;
char *archivedir = NULL;
/* Macros
*/
#define EQ(a, b) (strcasecmp((a), (b)) == 0)
#define GETOPT_PATTERN "a:cdef:gh:ijl:m:n:oqr:stu:v:wxA:B:C:DF:H:I:L:M:N:OP:RS:U:VXY:Z:"
/* Forward Declarations
*/
void cleanheader __P((int headc, char** headv));
void write_index __P((void));
int acceptcheck __P((char*, char*));
/*
* Check to see if a message appears to be an administrative one,
* (e.g., an add-me or delete-me message). Returns 0 if it's not,
* 1 if it is. Sets *newfile to contain a FILE * for the temp file
* created to hold the message, and sets that file up so that the
* message can be re-read from that file.
* This code is based on signoff.c (by Russ Nelson and Rich Salz),
* as included in the mail2news distribution.
*/
int
checkadmin(infile, newfile)
FILE* infile;
FILE** newfile;
{
char *p, *s;
int last_cr = 1;
int drop_or_add = 0;
int from_or_to = 0;
int mail_word = 0;
int ml_command_noise = 0;
int maybe_ml_command_noise = 0;
int mustbe_ml_command_noise = 0;
int wcount = 0;
int crcount = 0;
int charcount = 0;
int spam = 0;
int bol = 1;
int c, i;
char word[128];
#define MIN_LINES 10
#define MIN_WORDS 20
#define MIN_CHARS 100
#define ISWSP(x) ((x == ' ') || (x == '\t'))
#ifdef HAVE_MKSTEMP
char tmpnamebuf[MAXPATHLEN];
strcpy(tmpnamebuf, "adminXXXXXX");
mkstemp(tmpnamebuf);
s = tmpnamebuf;
#else
s = tmpnam((char *) NULL);
#endif
if ((*newfile = fopen(s, "w+")) == NULL) {
perror("can't get temp file");
return(0); /* better safe than sorry */
}
(void) unlink(s);
p = word;
while (1) {
if ((c = getc(infile)) == EOF)
break;
putc(c, *newfile);
charcount++;
if (c == '\n')
crcount++;
if (last_cr) {
while (ISWSP(c) || (c == '\n') || (c == '#')) {
if ((c = getc(infile)) == EOF)
break;
putc(c, *newfile);
charcount++;
if (c == '\n')
crcount++;
}
}
if (ISWSP(c) || (c == '\n')) {
*p = '\0';
if (!strlen(word))
continue;
if (p > word)
wcount++;
p = word;
if (bol && crcount < MIN_LINES && wcount < MIN_WORDS && charcount < MIN_CHARS) {
if (EQ(word, "Authenticated"))
spam++;
else if (EQ(word, "from") || EQ(word, "to"))
from_or_to++;
else if (EQ(word, "mail") || EQ(word, "mailing") ||
EQ(word, "list"))
mail_word++;
else {
for (i = 0; mustbeMlCmdNoise[i] != NULL; i++) {
if (EQ(word, mustbeMlCmdNoise[i])) {
mustbe_ml_command_noise++;
break;
}
}
if (!mustbe_ml_command_noise) {
for (i = 0; mlCmdNoise[i] != NULL; i++) {
if (EQ(word, mlCmdNoise[i])) {
ml_command_noise++;
break;
}
}
}
if (!(mustbe_ml_command_noise || ml_command_noise)) {
for (i = 0; maybeMlCmdNoise[i] != NULL; i++) {
if (EQ(word, maybeMlCmdNoise[i])) {
maybe_ml_command_noise++;
break;
}
}
}
}
}
bol = 0;
}
else if (p < &word[sizeof word - 1])
*p++ = c;
if (c == '\n')
bol = 1;
last_cr = c == '\n';
}
rewind(*newfile);
/* Use fancy-shmancy AI techniques to determine what the message is. */
return (spam || crcount < 2 || charcount < 20 ||
(mustbe_ml_command_noise &&
charcount < MIN_CHARS * 2 && crcount < MIN_LINES * 2) ||
((ml_command_noise || (drop_or_add && from_or_to && mail_word)) &&
(charcount < MIN_CHARS && crcount < MIN_LINES)) ||
(maybe_ml_command_noise &&
charcount * 2 < MIN_CHARS && crcount * 2 < MIN_LINES));
}
/* Long argument handling
*/
/* init arguments
*/
void
arginit()
{
ls_init(&cmdbuf);
}
/* reset arguments
*/
void
argreset()
{
ls_reset(&cmdbuf);
}
/* Argcat catenates strings to the command buffer
*/
void
argappend(s)
char *s;
{
ls_appendstr(&cmdbuf, s);
}
void
argappend_quote(s)
char *s;
{
/* append items separated by quote.. slow.. */
char* p = strsave(s); /* must make copy, because strsep destroys.. */
char* bp = p;
char* sp;
int count = 0;
while ((sp = strsep(&bp, " ")) != NULL) {
if (count != 0) {
ls_appendstr(&cmdbuf, " ");
}
ls_appendstr(&cmdbuf, "'");
ls_appendstr(&cmdbuf, sp);
ls_appendstr(&cmdbuf, "'");
count++;
}
}
/* return the "long" command string
*/
char *
argget()
{
return cmdbuf.ls_buf;
}
/* getaliaschar parses options of alias chars and returns
* open and close chars
*/
int
getaliaschar(opench, closech, opt)
char *opench, *closech;
char *opt;
{
int opterror = 0;
switch (strlen(opt)) {
case 1: /* -B <typechar> */
switch (opt[0]) {
case 'c': case 'C': /* curly brace */
*opench = '{'; /* } { */
*closech = '}';
break;
case 'b': case 'B': /* bracket */
*opench = '[';
*closech = ']';
break;
case 'a': case 'A': /* angle bracket */
*opench = '<';
*closech = '>';
break;
case 'p': case 'P': /* paren (default)*/
default:
*opench = '(';
*closech = ')';
break;
}
break;
case 2: /* -B <opench><closech> */
if (opt[0] != opt[1]) {
*opench = opt[0];
*closech = opt[1];
}
else {
opterror++;
}
break;
default:
opterror++;
break;
}
return opterror == 0;
}
/* Option parser + usage/version print related functions
*/
void
usage()
{
fprintf(stderr, "usage: %s ", progname);
fprintf(stderr, "{-M list | -N list | -h host -l list}\n");
fprintf(stderr, "\t[-f senderaddr] [-H headerfile] [-F footerfile] [-n newsfrom]\n");
fprintf(stderr, "\t[-r replytoaddr]");
#ifdef USE_ISSUE
fprintf(stderr, " [-I issuenumfile]");
#endif
#ifdef USE_SUBJALIAS
fprintf(stderr, " [-a aliasid] [-B brace_lr]");
#endif
fprintf(stderr, "\n");
fprintf(stderr, "\t[-P precedence] [-m sendmail-flags]\n");
fprintf(stderr, "\t[-Z indexfile] [-v seqfile] [-I seqfile]\n");
fprintf(stderr, "\t[-A accept-addr-file] [-S sendmail-path]\n");
fprintf(stderr, "\t[-U archive-userid] [-u mailer-uid]\n");
fprintf(stderr, "\t[-C archive-dir] [-Y archive-path]\n");
fprintf(stderr, "\t[-DKORVXdeijnoqstuxwcg] [-L recip-addr-file | recip-addr ...]\n");
}
void
printversion()
{
fprintf(stderr, "distribute version %s ", versionID);
#ifdef RELEASESTATE
fprintf(stderr, "(%s) ", RELEASESTATE);
#endif
fprintf(stderr, "patchlevel %d\n", patchlevel);
fprintf(stderr, "%s\n", rcsID);
fprintf(stderr, "\nOptions:\n\t");
#ifdef SYSLOG
fprintf(stderr, " [SYSLOG]");
#endif
#ifdef USE_ISSUE
fprintf(stderr, " [ISSUE]");
#endif
#ifdef USE_MSC
fprintf(stderr, " [MSC]");
#endif
#ifdef USE_MIMEKIT
fprintf(stderr, " [MIMEKIT]");
#endif
#ifdef USE_SUBJALIAS
fprintf(stderr, " [SUBJALIAS]");
#endif
#ifdef ADDVERSION
fprintf(stderr, " [ADDVERSION]");
#endif
#ifdef DEBUGLOG
fprintf(stderr, " [DEBUGLOG]");
#endif
putc('\n', stderr);
fprintf(stderr, "\t [MAXSUBJLEN=%d] [MAXHEADERLINE=%d] [MAXHEADERLEN=%d]\n",
MAXSUBJLEN, MAXHEADERLINE, MAXHEADERLEN);
fprintf(stderr, "\nDefaults:\n");
#ifdef DEF_ALIAS_CHAR_OPTION
fprintf(stderr, "\t Alias option: -B%s\n", DEF_ALIAS_CHAR_OPTION);
#endif
#ifdef DEF_DOMAINNAME
fprintf(stderr, "\t Default Domain Name: %s\n", DEF_DOMAINNAME);
#endif
#ifdef DEF_ARCHIVE_PATH
fprintf(stderr, "\t Default archive directory path: %s\n", DEF_ARCHIVE_PATH);
#endif
fprintf(stderr, "\t Recipient file default path: %s\n", DEF_RECIPIENT_PATH);
fprintf(stderr, "\t Sequence file default path: %s\n", DEF_SEQ_PATH);
fprintf(stderr, "\t Majordomo file default path: %s\n", DEF_MAJORDOMO_RECIPIENT_PATH);
fprintf(stderr, "\t Default sequence suffix: %s\n", DEF_SEQ_SUFFIX);
fprintf(stderr, "\t Default recipient suffix: %s\n", DEF_RECIPIENT_SUFFIX);
fprintf(stderr, "\t Default accept suffix: %s\n", DEF_ACCEPT_SUFFIX);
fprintf(stderr, "\t Default reject suffix: %s\n", DEF_REJECT_SUFFIX);
fprintf(stderr, "\t Default index filename: %s\n", DEF_INDEX_NAME);
exit(0);
}
void
parse_options(argc, argv)
int argc;
char **argv;
{
extern char *optarg;
int optionerror = 0;
int c;
while ((c = getopt(argc, argv, GETOPT_PATTERN)) != EOF) {
switch(c) {
case 'M': /* generic mailinglist with reply-to */
errorsto++;
xsequence++;
aliasid = optarg;
replyto = optarg;
list = optarg;
issuefile = adddefaultpath(seq_path, optarg,
seq_suffix, 0);
if (majordomo)
recipfile = adddefaultpath(majordomo_recipient_path,
optarg, "", majordomo);
else
recipfile = adddefaultpath(recipient_path, optarg,
recipient_suffix, majordomo);
acceptfile = adddefaultpath(recipient_path, optarg,
accept_suffix, 0);
rejectfile = adddefaultpath(recipient_path, optarg,
reject_suffix, 0);
break;
case 'N': /* generic maillinglist without reply-to */
errorsto++;
xsequence++;
aliasid = optarg;
list = optarg;
issuefile = adddefaultpath(seq_path, optarg,
seq_suffix, 0);
if (majordomo)
recipfile = adddefaultpath(majordomo_recipient_path,
optarg, "", majordomo);
else
recipfile = adddefaultpath(recipient_path, optarg,
recipient_suffix, majordomo);
acceptfile = adddefaultpath(recipient_path, optarg,
accept_suffix, 0);
rejectfile = adddefaultpath(recipient_path, optarg,
reject_suffix, 0);
break;
case 'j': /* MAJORDOMO style recipient file path*/
majordomo++;
break;
case 'B': /* brace def */
if (getaliaschar(&openc, &closec, optarg)) {
openaliaschar = openc;
closealiaschar = closec;
}
else {
optionerror++;
}
break;
case 'h': /* hostname */
host = optarg;
break;
case 'f': /* sender address */
senderaddr = optarg;
break;
case 'g': /* rewrite From: */
gecos++;
break;
case 'R': /* zap Received: lines */
zaprecv++;
break;
case 's': /* be smart about add-me mail */
lessnoise++;
break;
case 'e': /* errorsto header */
errorsto++;
break;
case 'l': /* list name */
list = optarg;
break;
case 'H': /* file with header */
headerfile = optarg;
break;
case 'd': /* debug */
debug++;
break;
case 'D': /* print error message to stderr for debugging */
logging_setprinterror(1);
break;
case 'F': /* file with footer */
footerfile = optarg;
break;
case 'S':
sendmail_path = strsave(optarg);
break;
case 'm': /* add'l args to sendmail */
if (sendmailargs == NULL)
sendmailargs = strsave(optarg);
else
sendmailargs = strspappend(sendmailargs, optarg);
break;
#ifdef USE_MIMEKIT
case 'w':
usemimekit = !usemimekit;
break;
#endif
case 'I': /* add isssue number */
case 'v': /* add vol issue header */
issuefile = adddefaultpath(seq_path, optarg,
seq_suffix, 0);
break;
case 'i': /* force ignore replyto */
forcereplyto++;
break;
case 'r': /* replyto header */
replyto = optarg;
break;
case 'a': /* alias-id */
aliasid = optarg;
break;
case 'o': /* use owner */
useowner++;
break;
case 'O': /* add originator field */
addoriginator++;
break;
case 'n': /* trim news header */
newstrim = optarg;
break;
case 'L': /* recip-addr-file */
if (majordomo)
recipfile = adddefaultpath(majordomo_recipient_path,
optarg,"", majordomo);
else
recipfile = adddefaultpath(recipient_path, optarg,
recipient_suffix, 0);
break;
case 'A': /* accept-addr-file, in recipient path */
acceptfile = adddefaultpath(recipient_path, optarg,
accept_suffix, 0);
break;
case 'K': /* reject-addr-file, in recipient path */
rejectfile = adddefaultpath(recipient_path, optarg,
reject_suffix, 0);
break;
case 'P': /* precedence */
precedence = optarg;
break;
case 'V':
printversion();
break; /* notreached */
#ifdef ADDVERSION
case 'X':
addversion = 0;
break;
#endif
case 'C':
archivedir = optarg;
#ifndef OLD_ARCHIVE
writeindex++;
#endif
break;
case 'Y':
archive_path = optarg;
writeindex++;
break;
case 'x':
writeindex++;
break;
case 'q':
xsequence++;
break;
#ifdef USESUID
case 'u':
getuandgid(&mailer_uid, &mailer_gid, optarg);
break;
case 'U':
getuandgid(&archive_uid, &archive_gid, optarg);
break;
#endif
case 't':
tersemode++;
break;
case 'Z':
index_name = optarg;
break;
case 'c':
copyacceptfile++;
break;
default:
usage();
logandexit(EX_USAGE, "unknown option: %c", c);
break;
case '?':
usage();
exit(0);
break; /*NOTREACHED*/
}
}
/*
* We need at least the host name and the list name...
*/
if (host == NULL || list == NULL || optionerror) {
usage();
logandexit(EX_USAGE, "require hostname and list name or bad usage");
}
if (copyacceptfile) {
acceptfile = recipfile; /* copy recip file path now */
}
}
/* Initialize Distribute
*/
void
init_distribute()
{
init_log("distribute");
arginit();
/* setup default */
#ifdef DEF_DOMAINNAME
host = DEF_DOMAINNAME;
#else
#ifdef HAVE_GETHOSTNAME
gethostname(myhostname, sizeof(myhostname));
#else
# ifdef HAVE_SYSINFO
sysinfo(SI_HOSTNAME, myhostname, (long) sizeof(myhostname));
# else
error
# endif
#endif
host = myhostname;
#endif
#ifdef DEF_ALIAS_CHAR_OPTION
if (getaliaschar(&openc, &closec, DEF_ALIAS_CHAR_OPTION)) {
openaliaschar = openc;
closealiaschar = closec;
}
else {
logandexit(EX_NOINPUT,
"Error in compile-in default of -B%s\n",
DEF_ALIAS_CHAR_OPTION);
}
#endif
}
/* main distributie functions
*/
int
parse_and_clean_header(file)
FILE* file;
{
/* Read all of the headers and make a header vector
*/
headc = head_parse(MAXHEADERLINE, headv, file);
/* Remove news-to-mail style extra headers if From: matches
*/
if (newstrim) {
char frombuf[MAXADDRLEN];
if ((header = head_find(headc, headv, "From:")) != NULL) {
xstrncpy(frombuf, header, sizeof(frombuf));
header = normalizeaddr(frombuf);
if (header != NULL && strcmp(newstrim, header) == 0) {
head_free(headc, headv);
headc = head_parse(MAXHEADERLINE, headv, stdin);
}
else {
badnewsheader = 1;
}
}
}
/* Try to find message originator
* Try Reply-To:, From:, Sender:, Return-Path: in this order.
* then send to postmaster
*/
if ((header = head_find(headc, headv, "Sender:")) != NULL) {
header = normalizeaddr(header + sizeof("Sender:") - 1);
if (header != NULL) {
xstrncpy(origMsg.sender, header, sizeof(origMsg.sender));
}
else {
origMsg.sender[0] = '\0';
}
}
if ((header = head_find(headc, headv, "Return-Path:")) != NULL) {
header = normalizeaddr(header + sizeof("Return-Path:") - 1);
if (header != NULL) {
xstrncpy(origMsg.returnpath, header, sizeof(origMsg.returnpath));
}
else {
origMsg.returnpath[0] = '\0';
}
}
if ((header = head_find(headc, headv, "From:")) != NULL) {
if (gecos) {
gecosfrom = fakefromaddr(header + sizeof("From:") - 1, list, host);
}
originatorfrom = header + sizeof("From:") - 1;
header = normalizeaddr(header + sizeof("From:") - 1);
if (header != NULL) {
xstrncpy(origMsg.from, header, sizeof(origMsg.from));
}
else {
origMsg.from[0] = '\0';
}
}
if ((header = head_find(headc, headv, "Reply-To:")) != NULL) {
header = normalizeaddr(header + sizeof("Reply-To:") - 1);
if (header != NULL) {
xstrncpy(origMsg.replyto, header, sizeof(origMsg.replyto));
}
else {
origMsg.replyto[0] = '\0';
}
}
if (origMsg.sender[0] != '\0')
xstrncpy(originator, origMsg.sender, sizeof(originator));
else if (origMsg.returnpath[0] != '\0')
xstrncpy(originator, origMsg.returnpath, sizeof(originator));
else if (origMsg.from[0] != '\0')
xstrncpy(originator, origMsg.from, sizeof(originator));
else if (origMsg.replyto[0] != '\0')
xstrncpy(originator, origMsg.replyto, sizeof(originator));
else
strcpy(originator, "postmaster");
/*
* Clean header
*/
cleanheader(headc, headv);
/*
* Delete the Reply-To: header
*/
if (replyto != NULL) {
header = head_delete(headc, headv, "Reply-To:");
if (forcereplyto) {
if (header != NULL)
free(header);
}
else {
originatorreplyto = header;
}
}
if (gecos) {
head_delete(headc, headv, "From:");
head_delete(headc, headv, "Reply-To:");
}
/*
* Parse Message-ID and Subject
*/
if ((header = head_find(headc, headv, "Message-ID:")) != NULL) {
strcpycut(messageid, skiptononspace(header + sizeof("Message-ID:")-1),
sizeof(messageid));
chopatlf(messageid); /* remove extra lines */
changech(messageid, ' ', '_'); /* insure no space in Message-ID */
}
else
strcpy(messageid, "<No_Message_ID_in_original>");