125a99e2eSeric # include <signal.h> 254aa2b0fSeric # include <errno.h> 3b20b3270Seric # include "sendmail.h" 4c77d1c25Seric # include <sys/stat.h> 525a99e2eSeric # ifdef LOG 6e374fd72Seric # include <syslog.h> 725a99e2eSeric # endif LOG 825a99e2eSeric 9*e77e673fSeric static char SccsId[] = "@(#)deliver.c 3.55 11/21/81"; 10259cace7Seric 1125a99e2eSeric /* 1213bbc08cSeric ** DELIVER -- Deliver a message to a list of addresses. 1313bbc08cSeric ** 1413bbc08cSeric ** This routine delivers to everyone on the same host as the 1513bbc08cSeric ** user on the head of the list. It is clever about mailers 1613bbc08cSeric ** that don't handle multiple users. It is NOT guaranteed 1713bbc08cSeric ** that it will deliver to all these addresses however -- so 1813bbc08cSeric ** deliver should be called once for each address on the 1913bbc08cSeric ** list. 2025a99e2eSeric ** 2125a99e2eSeric ** Parameters: 22c77d1c25Seric ** firstto -- head of the address list to deliver to. 2325a99e2eSeric ** editfcn -- if non-NULL, we want to call this function 2425a99e2eSeric ** to output the letter (instead of just out- 2525a99e2eSeric ** putting it raw). 2625a99e2eSeric ** 2725a99e2eSeric ** Returns: 2825a99e2eSeric ** zero -- successfully delivered. 2925a99e2eSeric ** else -- some failure, see ExitStat for more info. 3025a99e2eSeric ** 3125a99e2eSeric ** Side Effects: 3225a99e2eSeric ** The standard input is passed off to someone. 3325a99e2eSeric */ 3425a99e2eSeric 35c77d1c25Seric deliver(firstto, editfcn) 36c77d1c25Seric ADDRESS *firstto; 3725a99e2eSeric int (*editfcn)(); 3825a99e2eSeric { 3978442df3Seric char *host; /* host being sent to */ 4078442df3Seric char *user; /* user being sent to */ 4125a99e2eSeric char **pvp; 425dfc646bSeric register char **mvp; 4325a99e2eSeric register char *p; 4478442df3Seric register struct mailer *m; /* mailer for this recipient */ 455dfc646bSeric register int i; 466328bdf7Seric extern putmessage(); 472a6e0786Seric extern bool checkcompat(); 485dfc646bSeric char *pv[MAXPV+1]; 4978442df3Seric char tobuf[MAXLINE]; /* text line of to people */ 505dfc646bSeric char buf[MAXNAME]; 516259796dSeric ADDRESS *ctladdr; 526259796dSeric extern ADDRESS *getctladdr(); 5378442df3Seric char tfrombuf[MAXNAME]; /* translated from person */ 5478442df3Seric extern char **prescan(); 55c77d1c25Seric register ADDRESS *to = firstto; 56c579ef51Seric bool clever = FALSE; /* running user smtp to this mailer */ 57c579ef51Seric bool tempfail = FALSE; 5825a99e2eSeric 5935490626Seric errno = 0; 60*e77e673fSeric if (!ForceMail && bitset(QDONTSEND, to->q_flags)) 615dfc646bSeric return (0); 6225a99e2eSeric 6325a99e2eSeric # ifdef DEBUG 6425a99e2eSeric if (Debug) 655dfc646bSeric printf("\n--deliver, mailer=%d, host=`%s', first user=`%s'\n", 667da1035fSeric to->q_mailer->m_mno, to->q_host, to->q_user); 6725a99e2eSeric # endif DEBUG 6825a99e2eSeric 6925a99e2eSeric /* 705dfc646bSeric ** Do initial argv setup. 715dfc646bSeric ** Insert the mailer name. Notice that $x expansion is 725dfc646bSeric ** NOT done on the mailer name. Then, if the mailer has 735dfc646bSeric ** a picky -f flag, we insert it as appropriate. This 745dfc646bSeric ** code does not check for 'pv' overflow; this places a 755dfc646bSeric ** manifest lower limit of 4 for MAXPV. 765dfc646bSeric */ 775dfc646bSeric 787da1035fSeric m = to->q_mailer; 795dfc646bSeric host = to->q_host; 8078442df3Seric 8178442df3Seric /* rewrite from address, using rewriting rules */ 8278442df3Seric (void) expand(m->m_from, buf, &buf[sizeof buf - 1]); 8378442df3Seric mvp = prescan(buf, '\0'); 8478442df3Seric if (mvp == NULL) 8578442df3Seric { 8678442df3Seric syserr("bad mailer from translate \"%s\"", buf); 8778442df3Seric return (EX_SOFTWARE); 8878442df3Seric } 8978442df3Seric rewrite(mvp, 2); 9078442df3Seric cataddr(mvp, tfrombuf, sizeof tfrombuf); 9178442df3Seric 9278442df3Seric define('g', tfrombuf); /* translated sender address */ 935dfc646bSeric define('h', host); /* to host */ 945dfc646bSeric Errors = 0; 955dfc646bSeric pvp = pv; 965dfc646bSeric *pvp++ = m->m_argv[0]; 975dfc646bSeric 985dfc646bSeric /* insert -f or -r flag as appropriate */ 995dfc646bSeric if (bitset(M_FOPT|M_ROPT, m->m_flags) && FromFlag) 1005dfc646bSeric { 1015dfc646bSeric if (bitset(M_FOPT, m->m_flags)) 1025dfc646bSeric *pvp++ = "-f"; 1035dfc646bSeric else 1045dfc646bSeric *pvp++ = "-r"; 105db8841e9Seric (void) expand("$g", buf, &buf[sizeof buf - 1]); 1065dfc646bSeric *pvp++ = newstr(buf); 1075dfc646bSeric } 1085dfc646bSeric 1095dfc646bSeric /* 1105dfc646bSeric ** Append the other fixed parts of the argv. These run 1115dfc646bSeric ** up to the first entry containing "$u". There can only 1125dfc646bSeric ** be one of these, and there are only a few more slots 1135dfc646bSeric ** in the pv after it. 1145dfc646bSeric */ 1155dfc646bSeric 1165dfc646bSeric for (mvp = m->m_argv; (p = *++mvp) != NULL; ) 1175dfc646bSeric { 1185dfc646bSeric while ((p = index(p, '$')) != NULL) 1195dfc646bSeric if (*++p == 'u') 1205dfc646bSeric break; 1215dfc646bSeric if (p != NULL) 1225dfc646bSeric break; 1235dfc646bSeric 1245dfc646bSeric /* this entry is safe -- go ahead and process it */ 125db8841e9Seric (void) expand(*mvp, buf, &buf[sizeof buf - 1]); 1265dfc646bSeric *pvp++ = newstr(buf); 1275dfc646bSeric if (pvp >= &pv[MAXPV - 3]) 1285dfc646bSeric { 1295dfc646bSeric syserr("Too many parameters to %s before $u", pv[0]); 1305dfc646bSeric return (-1); 1315dfc646bSeric } 1325dfc646bSeric } 133c579ef51Seric 1345dfc646bSeric if (*mvp == NULL) 135c579ef51Seric { 136c579ef51Seric /* running SMTP */ 137c579ef51Seric clever = TRUE; 138c579ef51Seric *pvp = NULL; 139c579ef51Seric i = smtpinit(m, pv, (ADDRESS *) NULL); 140c579ef51Seric giveresponse(i, TRUE, m); 141c579ef51Seric if (i == EX_TEMPFAIL) 142c579ef51Seric { 143c579ef51Seric QueueUp = TRUE; 144c579ef51Seric tempfail = TRUE; 145c579ef51Seric } 146c579ef51Seric } 1475dfc646bSeric 1485dfc646bSeric /* 1495dfc646bSeric ** At this point *mvp points to the argument with $u. We 1505dfc646bSeric ** run through our address list and append all the addresses 1515dfc646bSeric ** we can. If we run out of space, do not fret! We can 1525dfc646bSeric ** always send another copy later. 1535dfc646bSeric */ 1545dfc646bSeric 1555dfc646bSeric tobuf[0] = '\0'; 1565dfc646bSeric To = tobuf; 1576259796dSeric ctladdr = NULL; 1585dfc646bSeric for (; to != NULL; to = to->q_next) 1595dfc646bSeric { 1605dfc646bSeric /* avoid sending multiple recipients to dumb mailers */ 161bea22b26Seric if (tobuf[0] != '\0' && !bitset(M_MUSER, m->m_flags)) 1625dfc646bSeric break; 1635dfc646bSeric 1645dfc646bSeric /* if already sent or not for this host, don't send */ 165*e77e673fSeric if ((!ForceMail && bitset(QDONTSEND, to->q_flags)) || 166*e77e673fSeric strcmp(to->q_host, host) != 0 || to->q_mailer != firstto->q_mailer) 1675dfc646bSeric continue; 1686259796dSeric 1696259796dSeric /* compute effective uid/gid when sending */ 1707da1035fSeric if (to->q_mailer == ProgMailer) 1716259796dSeric ctladdr = getctladdr(to); 1726259796dSeric 1735dfc646bSeric user = to->q_user; 1745dfc646bSeric To = to->q_paddr; 1755dfc646bSeric to->q_flags |= QDONTSEND; 176c579ef51Seric if (tempfail) 177c579ef51Seric to->q_flags |= QQUEUEUP; 1785dfc646bSeric # ifdef DEBUG 1795dfc646bSeric if (Debug) 1805dfc646bSeric printf(" send to `%s'\n", user); 1815dfc646bSeric # endif DEBUG 1825dfc646bSeric 1835dfc646bSeric /* 1845dfc646bSeric ** Check to see that these people are allowed to 1855dfc646bSeric ** talk to each other. 1862a6e0786Seric */ 1872a6e0786Seric 1882a6e0786Seric if (!checkcompat(to)) 1895dfc646bSeric { 1905dfc646bSeric giveresponse(EX_UNAVAILABLE, TRUE, m); 1915dfc646bSeric continue; 1925dfc646bSeric } 1932a6e0786Seric 1942a6e0786Seric /* 1959ec9501bSeric ** Strip quote bits from names if the mailer is dumb 1969ec9501bSeric ** about them. 19725a99e2eSeric */ 19825a99e2eSeric 1992a6e0786Seric if (bitset(M_STRIPQ, m->m_flags)) 20025a99e2eSeric { 2019ec9501bSeric stripquotes(user, TRUE); 2029ec9501bSeric stripquotes(host, TRUE); 2039ec9501bSeric } 2049ec9501bSeric else 2059ec9501bSeric { 2069ec9501bSeric stripquotes(user, FALSE); 2079ec9501bSeric stripquotes(host, FALSE); 20825a99e2eSeric } 20925a99e2eSeric 21025a99e2eSeric /* 2113efaed6eSeric ** If an error message has already been given, don't 2123efaed6eSeric ** bother to send to this address. 2133efaed6eSeric ** 2143efaed6eSeric ** >>>>>>>>>> This clause assumes that the local mailer 2153efaed6eSeric ** >> NOTE >> cannot do any further aliasing; that 2163efaed6eSeric ** >>>>>>>>>> function is subsumed by sendmail. 2173efaed6eSeric */ 2183efaed6eSeric 2193efaed6eSeric if (bitset(QBADADDR, to->q_flags)) 2203efaed6eSeric continue; 2213efaed6eSeric 222f2fec898Seric /* save statistics.... */ 2237da1035fSeric Stat.stat_nt[to->q_mailer->m_mno]++; 2247da1035fSeric Stat.stat_bt[to->q_mailer->m_mno] += kbytes(MsgSize); 225f2fec898Seric 2263efaed6eSeric /* 22725a99e2eSeric ** See if this user name is "special". 22825a99e2eSeric ** If the user name has a slash in it, assume that this 22925a99e2eSeric ** is a file -- send it off without further ado. 23025a99e2eSeric ** Note that this means that editfcn's will not 2315dfc646bSeric ** be applied to the message. Also note that 2325dfc646bSeric ** this type of addresses is not processed along 2335dfc646bSeric ** with the others, so we fudge on the To person. 23425a99e2eSeric */ 23525a99e2eSeric 2367da1035fSeric if (m == LocalMailer) 23725a99e2eSeric { 23825a99e2eSeric if (index(user, '/') != NULL) 23925a99e2eSeric { 2406259796dSeric i = mailfile(user, getctladdr(to)); 24125a99e2eSeric giveresponse(i, TRUE, m); 2425dfc646bSeric continue; 24325a99e2eSeric } 24425a99e2eSeric } 24525a99e2eSeric 24613bbc08cSeric /* 24713bbc08cSeric ** Address is verified -- add this user to mailer 24813bbc08cSeric ** argv, and add it to the print list of recipients. 24913bbc08cSeric */ 25013bbc08cSeric 2515dfc646bSeric /* create list of users for error messages */ 2525dfc646bSeric if (tobuf[0] != '\0') 253db8841e9Seric (void) strcat(tobuf, ","); 254db8841e9Seric (void) strcat(tobuf, to->q_paddr); 2555dfc646bSeric define('u', user); /* to user */ 256c2567733Seric define('z', to->q_home); /* user's home */ 2575dfc646bSeric 258c579ef51Seric /* 259c579ef51Seric ** Expand out this user into argument list or 260c579ef51Seric ** send it to our SMTP server. 261c579ef51Seric */ 262c579ef51Seric 263c579ef51Seric if (clever) 264c579ef51Seric { 265d2b7d202Seric i = smtprcpt(to); 266c579ef51Seric if (i == EX_TEMPFAIL) 267c579ef51Seric { 268c579ef51Seric QueueUp = TRUE; 269c579ef51Seric to->q_flags |= QQUEUEUP; 270c579ef51Seric } 271c579ef51Seric else if (i != EX_OK) 272c579ef51Seric { 273c579ef51Seric to->q_flags |= QBADADDR; 274c579ef51Seric giveresponse(i, TRUE, m); 275c579ef51Seric } 276c579ef51Seric } 277c579ef51Seric else 278c579ef51Seric { 279d4ccc802Seric (void) expand(*mvp, buf, &buf[sizeof buf - 1]); 2805dfc646bSeric *pvp++ = newstr(buf); 2815dfc646bSeric if (pvp >= &pv[MAXPV - 2]) 2825dfc646bSeric { 2835dfc646bSeric /* allow some space for trailing parms */ 2845dfc646bSeric break; 2855dfc646bSeric } 2865dfc646bSeric } 287c579ef51Seric } 2885dfc646bSeric 289145b49b1Seric /* see if any addresses still exist */ 290145b49b1Seric if (tobuf[0] == '\0') 291c579ef51Seric { 292c579ef51Seric if (clever) 293c579ef51Seric smtpquit(pv[0]); 294145b49b1Seric return (0); 295c579ef51Seric } 296145b49b1Seric 2975dfc646bSeric /* print out messages as full list */ 2985dfc646bSeric To = tobuf; 2995dfc646bSeric 3005dfc646bSeric /* 3015dfc646bSeric ** Fill out any parameters after the $u parameter. 3025dfc646bSeric */ 3035dfc646bSeric 304c579ef51Seric while (!clever && *++mvp != NULL) 3055dfc646bSeric { 306db8841e9Seric (void) expand(*mvp, buf, &buf[sizeof buf - 1]); 3075dfc646bSeric *pvp++ = newstr(buf); 3085dfc646bSeric if (pvp >= &pv[MAXPV]) 3095dfc646bSeric syserr("deliver: pv overflow after $u for %s", pv[0]); 3105dfc646bSeric } 3115dfc646bSeric *pvp++ = NULL; 3125dfc646bSeric 31325a99e2eSeric /* 31425a99e2eSeric ** Call the mailer. 3156328bdf7Seric ** The argument vector gets built, pipes 31625a99e2eSeric ** are created as necessary, and we fork & exec as 3176328bdf7Seric ** appropriate. 318c579ef51Seric ** If we are running SMTP, we just need to clean up. 31925a99e2eSeric */ 32025a99e2eSeric 3215dfc646bSeric if (editfcn == NULL) 3225dfc646bSeric editfcn = putmessage; 3236259796dSeric if (ctladdr == NULL) 3246259796dSeric ctladdr = &From; 325c579ef51Seric if (clever) 326c579ef51Seric { 327c579ef51Seric i = smtpfinish(m, editfcn); 328c579ef51Seric smtpquit(pv[0]); 329c579ef51Seric } 330c579ef51Seric else 3316259796dSeric i = sendoff(m, pv, editfcn, ctladdr); 3325dfc646bSeric 333c77d1c25Seric /* 334c77d1c25Seric ** If we got a temporary failure, arrange to queue the 335c77d1c25Seric ** addressees. 336c77d1c25Seric */ 337c77d1c25Seric 338c77d1c25Seric if (i == EX_TEMPFAIL) 339c77d1c25Seric { 340c77d1c25Seric QueueUp = TRUE; 341c77d1c25Seric for (to = firstto; to != NULL; to = to->q_next) 342c77d1c25Seric { 343c77d1c25Seric if (bitset(QBADADDR, to->q_flags)) 344c77d1c25Seric continue; 345c77d1c25Seric to->q_flags |= QQUEUEUP; 346c77d1c25Seric } 347c77d1c25Seric } 348c77d1c25Seric 34935490626Seric errno = 0; 3505dfc646bSeric return (i); 35125a99e2eSeric } 3525dfc646bSeric /* 35332d19d43Seric ** DOFORK -- do a fork, retrying a couple of times on failure. 35432d19d43Seric ** 35532d19d43Seric ** This MUST be a macro, since after a vfork we are running 35632d19d43Seric ** two processes on the same stack!!! 35732d19d43Seric ** 35832d19d43Seric ** Parameters: 35932d19d43Seric ** none. 36032d19d43Seric ** 36132d19d43Seric ** Returns: 36232d19d43Seric ** From a macro??? You've got to be kidding! 36332d19d43Seric ** 36432d19d43Seric ** Side Effects: 36532d19d43Seric ** Modifies the ==> LOCAL <== variable 'pid', leaving: 36632d19d43Seric ** pid of child in parent, zero in child. 36732d19d43Seric ** -1 on unrecoverable error. 36832d19d43Seric ** 36932d19d43Seric ** Notes: 37032d19d43Seric ** I'm awfully sorry this looks so awful. That's 37132d19d43Seric ** vfork for you..... 37232d19d43Seric */ 37332d19d43Seric 37432d19d43Seric # define NFORKTRIES 5 37532d19d43Seric # ifdef VFORK 37632d19d43Seric # define XFORK vfork 37732d19d43Seric # else VFORK 37832d19d43Seric # define XFORK fork 37932d19d43Seric # endif VFORK 38032d19d43Seric 38132d19d43Seric # define DOFORK(fORKfN) \ 38232d19d43Seric {\ 38332d19d43Seric register int i;\ 38432d19d43Seric \ 38532d19d43Seric for (i = NFORKTRIES; i-- > 0; )\ 38632d19d43Seric {\ 38732d19d43Seric pid = fORKfN();\ 38832d19d43Seric if (pid >= 0)\ 38932d19d43Seric break;\ 39032d19d43Seric sleep((unsigned) NFORKTRIES - i);\ 39132d19d43Seric }\ 39232d19d43Seric } 39332d19d43Seric /* 3942ed72599Seric ** DOFORK -- simple fork interface to DOFORK. 3952ed72599Seric ** 3962ed72599Seric ** Parameters: 3972ed72599Seric ** none. 3982ed72599Seric ** 3992ed72599Seric ** Returns: 4002ed72599Seric ** pid of child in parent. 4012ed72599Seric ** zero in child. 4022ed72599Seric ** -1 on error. 4032ed72599Seric ** 4042ed72599Seric ** Side Effects: 4052ed72599Seric ** returns twice, once in parent and once in child. 4062ed72599Seric */ 4072ed72599Seric 4082ed72599Seric dofork() 4092ed72599Seric { 4102ed72599Seric register int pid; 4112ed72599Seric 4122ed72599Seric DOFORK(fork); 4132ed72599Seric return (pid); 4142ed72599Seric } 4152ed72599Seric /* 4165dfc646bSeric ** SENDOFF -- send off call to mailer & collect response. 4175dfc646bSeric ** 4185dfc646bSeric ** Parameters: 4195dfc646bSeric ** m -- mailer descriptor. 4205dfc646bSeric ** pvp -- parameter vector to send to it. 4215dfc646bSeric ** editfcn -- function to pipe it through. 4226259796dSeric ** ctladdr -- an address pointer controlling the 4236259796dSeric ** user/groupid etc. of the mailer. 4245dfc646bSeric ** 4255dfc646bSeric ** Returns: 4265dfc646bSeric ** exit status of mailer. 4275dfc646bSeric ** 4285dfc646bSeric ** Side Effects: 4295dfc646bSeric ** none. 4305dfc646bSeric */ 4315dfc646bSeric 4326259796dSeric sendoff(m, pvp, editfcn, ctladdr) 4335dfc646bSeric struct mailer *m; 4345dfc646bSeric char **pvp; 4355dfc646bSeric int (*editfcn)(); 4366259796dSeric ADDRESS *ctladdr; 4375dfc646bSeric { 438c579ef51Seric auto FILE *mfile; 439c579ef51Seric auto FILE *rfile; 4405dfc646bSeric register int i; 441c579ef51Seric extern putmessage(); 442c579ef51Seric int pid; 443c579ef51Seric 444c579ef51Seric /* 445c579ef51Seric ** Create connection to mailer. 446c579ef51Seric */ 447c579ef51Seric 448c579ef51Seric pid = openmailer(m, pvp, ctladdr, FALSE, &mfile, &rfile); 449c579ef51Seric if (pid < 0) 450c579ef51Seric return (-1); 451c579ef51Seric 452c579ef51Seric /* 453c579ef51Seric ** Format and send message. 454c579ef51Seric */ 455c579ef51Seric 456c579ef51Seric (void) signal(SIGPIPE, SIG_IGN); 457c579ef51Seric if (editfcn == NULL) 458c579ef51Seric editfcn = putmessage; 459c579ef51Seric 460c579ef51Seric (*editfcn)(mfile, m, FALSE); 461c579ef51Seric (void) fclose(mfile); 462c579ef51Seric 463c579ef51Seric i = endmailer(pid, pvp[0]); 464c579ef51Seric giveresponse(i, TRUE, m); 465c579ef51Seric return (i); 466c579ef51Seric } 467c579ef51Seric /* 468c579ef51Seric ** ENDMAILER -- Wait for mailer to terminate. 469c579ef51Seric ** 470c579ef51Seric ** We should never get fatal errors (e.g., segmentation 471c579ef51Seric ** violation), so we report those specially. For other 472c579ef51Seric ** errors, we choose a status message (into statmsg), 473c579ef51Seric ** and if it represents an error, we print it. 474c579ef51Seric ** 475c579ef51Seric ** Parameters: 476c579ef51Seric ** pid -- pid of mailer. 477c579ef51Seric ** name -- name of mailer (for error messages). 478c579ef51Seric ** 479c579ef51Seric ** Returns: 480c579ef51Seric ** exit code of mailer. 481c579ef51Seric ** 482c579ef51Seric ** Side Effects: 483c579ef51Seric ** none. 484c579ef51Seric */ 485c579ef51Seric 486c579ef51Seric endmailer(pid, name) 487c579ef51Seric int pid; 488c579ef51Seric char *name; 489c579ef51Seric { 490c579ef51Seric register int i; 491c579ef51Seric auto int st; 492c579ef51Seric 493c579ef51Seric while ((i = wait(&st)) > 0 && i != pid) 494c579ef51Seric continue; 495c579ef51Seric if (i < 0) 496c579ef51Seric { 497c579ef51Seric syserr("wait"); 498c579ef51Seric return (-1); 499c579ef51Seric } 500c579ef51Seric if ((st & 0377) != 0) 501c579ef51Seric { 502c579ef51Seric syserr("%s: stat %o", name, st); 503c579ef51Seric ExitStat = EX_UNAVAILABLE; 504c579ef51Seric return (-1); 505c579ef51Seric } 506c579ef51Seric i = (st >> 8) & 0377; 507c579ef51Seric return (i); 508c579ef51Seric } 509c579ef51Seric /* 510c579ef51Seric ** OPENMAILER -- open connection to mailer. 511c579ef51Seric ** 512c579ef51Seric ** Parameters: 513c579ef51Seric ** m -- mailer descriptor. 514c579ef51Seric ** pvp -- parameter vector to pass to mailer. 515c579ef51Seric ** ctladdr -- controlling address for user. 516c579ef51Seric ** clever -- create a full duplex connection. 517c579ef51Seric ** pmfile -- pointer to mfile (to mailer) connection. 518c579ef51Seric ** prfile -- pointer to rfile (from mailer) connection. 519c579ef51Seric ** 520c579ef51Seric ** Returns: 521c579ef51Seric ** pid of mailer. 522c579ef51Seric ** -1 on error. 523c579ef51Seric ** 524c579ef51Seric ** Side Effects: 525c579ef51Seric ** creates a mailer in a subprocess. 526c579ef51Seric */ 527c579ef51Seric 528c579ef51Seric openmailer(m, pvp, ctladdr, clever, pmfile, prfile) 529c579ef51Seric struct mailer *m; 530c579ef51Seric char **pvp; 531c579ef51Seric ADDRESS *ctladdr; 532c579ef51Seric bool clever; 533c579ef51Seric FILE **pmfile; 534c579ef51Seric FILE **prfile; 535c579ef51Seric { 5365dfc646bSeric int pid; 537f8952a83Seric int mpvect[2]; 538c579ef51Seric int rpvect[2]; 5395dfc646bSeric FILE *mfile; 540c579ef51Seric FILE *rfile; 5415dfc646bSeric extern FILE *fdopen(); 5425dfc646bSeric 5435dfc646bSeric # ifdef DEBUG 5445dfc646bSeric if (Debug) 5455dfc646bSeric { 546c579ef51Seric printf("openmailer:\n"); 5475dfc646bSeric printav(pvp); 5485dfc646bSeric } 5495dfc646bSeric # endif DEBUG 55035490626Seric errno = 0; 5515dfc646bSeric 5526328bdf7Seric /* create a pipe to shove the mail through */ 553f8952a83Seric if (pipe(mpvect) < 0) 55425a99e2eSeric { 555c579ef51Seric syserr("pipe (to mailer)"); 55625a99e2eSeric return (-1); 55725a99e2eSeric } 558c579ef51Seric 559c579ef51Seric /* if this mailer speaks smtp, create a return pipe */ 560c579ef51Seric if (clever && pipe(rpvect) < 0) 561c579ef51Seric { 562c579ef51Seric syserr("pipe (from mailer)"); 563c579ef51Seric (void) close(mpvect[0]); 564c579ef51Seric (void) close(mpvect[1]); 565c579ef51Seric return (-1); 566c579ef51Seric } 567c579ef51Seric 56832d19d43Seric DOFORK(XFORK); 569f129ec7dSeric /* pid is set by DOFORK */ 57025a99e2eSeric if (pid < 0) 57125a99e2eSeric { 57225a99e2eSeric syserr("Cannot fork"); 573f8952a83Seric (void) close(mpvect[0]); 574f8952a83Seric (void) close(mpvect[1]); 575c579ef51Seric if (clever) 576c579ef51Seric { 577c579ef51Seric (void) close(rpvect[0]); 578c579ef51Seric (void) close(rpvect[1]); 579c579ef51Seric } 58025a99e2eSeric return (-1); 58125a99e2eSeric } 58225a99e2eSeric else if (pid == 0) 58325a99e2eSeric { 58425a99e2eSeric /* child -- set up input & exec mailer */ 58503ab8e55Seric /* make diagnostic output be standard output */ 5868f0e7860Seric (void) signal(SIGINT, SIG_IGN); 5878f0e7860Seric (void) signal(SIGHUP, SIG_IGN); 5880984da9fSeric (void) signal(SIGTERM, SIG_DFL); 589f8952a83Seric 590f8952a83Seric /* arrange to filter standard & diag output of command */ 591c579ef51Seric if (clever) 592c579ef51Seric { 593c579ef51Seric (void) close(rpvect[0]); 594c579ef51Seric (void) close(1); 595c579ef51Seric (void) dup(rpvect[1]); 596c579ef51Seric (void) close(rpvect[1]); 597c579ef51Seric } 598c579ef51Seric else if (OutChannel != stdout) 599f8952a83Seric { 600f8952a83Seric (void) close(1); 601f8952a83Seric (void) dup(fileno(OutChannel)); 602f8952a83Seric } 603db8841e9Seric (void) close(2); 604db8841e9Seric (void) dup(1); 605f8952a83Seric 606f8952a83Seric /* arrange to get standard input */ 607f8952a83Seric (void) close(mpvect[1]); 608db8841e9Seric (void) close(0); 609f8952a83Seric if (dup(mpvect[0]) < 0) 61025a99e2eSeric { 61125a99e2eSeric syserr("Cannot dup to zero!"); 612a590b978Seric _exit(EX_OSERR); 61325a99e2eSeric } 614f8952a83Seric (void) close(mpvect[0]); 6152a6e0786Seric if (!bitset(M_RESTR, m->m_flags)) 6160984da9fSeric { 617e36b99e2Seric if (ctladdr->q_uid == 0) 618e36b99e2Seric { 61969f29479Seric extern int DefUid, DefGid; 62069f29479Seric 621e36b99e2Seric (void) setgid(DefGid); 622e36b99e2Seric (void) setuid(DefUid); 623e36b99e2Seric } 624e36b99e2Seric else 62569f29479Seric { 626e36b99e2Seric (void) setgid(ctladdr->q_gid); 627e36b99e2Seric (void) setuid(ctladdr->q_uid); 62869f29479Seric } 6290984da9fSeric } 630e374fd72Seric # ifndef VFORK 631e374fd72Seric /* 632e374fd72Seric ** We have to be careful with vfork - we can't mung up the 633e374fd72Seric ** memory but we don't want the mailer to inherit any extra 634e374fd72Seric ** open files. Chances are the mailer won't 635e374fd72Seric ** care about an extra file, but then again you never know. 636e374fd72Seric ** Actually, we would like to close(fileno(pwf)), but it's 637e374fd72Seric ** declared static so we can't. But if we fclose(pwf), which 638e374fd72Seric ** is what endpwent does, it closes it in the parent too and 639e374fd72Seric ** the next getpwnam will be slower. If you have a weird 640e374fd72Seric ** mailer that chokes on the extra file you should do the 641e374fd72Seric ** endpwent(). 642e374fd72Seric ** 643e374fd72Seric ** Similar comments apply to log. However, openlog is 644e374fd72Seric ** clever enough to set the FIOCLEX mode on the file, 645e374fd72Seric ** so it will be closed automatically on the exec. 646e374fd72Seric */ 647e374fd72Seric 648e374fd72Seric endpwent(); 64925a99e2eSeric # ifdef LOG 650f9fe028fSeric closelog(); 65125a99e2eSeric # endif LOG 652e374fd72Seric # endif VFORK 65325a99e2eSeric execv(m->m_mailer, pvp); 65425a99e2eSeric /* syserr fails because log is closed */ 65525a99e2eSeric /* syserr("Cannot exec %s", m->m_mailer); */ 65632d19d43Seric printf("Cannot exec '%s' errno=%d\n", m->m_mailer, errno); 657db8841e9Seric (void) fflush(stdout); 658a590b978Seric _exit(EX_UNAVAILABLE); 65925a99e2eSeric } 66025a99e2eSeric 661f8952a83Seric /* 662c579ef51Seric ** Set up return value. 663f8952a83Seric */ 664f8952a83Seric 665f8952a83Seric (void) close(mpvect[0]); 666f8952a83Seric mfile = fdopen(mpvect[1], "w"); 667c579ef51Seric if (clever) 66825a99e2eSeric { 669c579ef51Seric (void) close(rpvect[1]); 670c579ef51Seric rfile = fdopen(rpvect[0], "r"); 67125a99e2eSeric } 672c579ef51Seric 673c579ef51Seric *pmfile = mfile; 674c579ef51Seric *prfile = rfile; 675c579ef51Seric 676c579ef51Seric return (pid); 67725a99e2eSeric } 67825a99e2eSeric /* 67925a99e2eSeric ** GIVERESPONSE -- Interpret an error response from a mailer 68025a99e2eSeric ** 68125a99e2eSeric ** Parameters: 68225a99e2eSeric ** stat -- the status code from the mailer (high byte 68325a99e2eSeric ** only; core dumps must have been taken care of 68425a99e2eSeric ** already). 68525a99e2eSeric ** force -- if set, force an error message output, even 68625a99e2eSeric ** if the mailer seems to like to print its own 68725a99e2eSeric ** messages. 68825a99e2eSeric ** m -- the mailer descriptor for this mailer. 68925a99e2eSeric ** 69025a99e2eSeric ** Returns: 691db8841e9Seric ** none. 69225a99e2eSeric ** 69325a99e2eSeric ** Side Effects: 694c1f9df2cSeric ** Errors may be incremented. 69525a99e2eSeric ** ExitStat may be set. 69625a99e2eSeric */ 69725a99e2eSeric 69825a99e2eSeric giveresponse(stat, force, m) 69925a99e2eSeric int stat; 70025a99e2eSeric int force; 70125a99e2eSeric register struct mailer *m; 70225a99e2eSeric { 70325a99e2eSeric register char *statmsg; 70425a99e2eSeric extern char *SysExMsg[]; 70525a99e2eSeric register int i; 70625a99e2eSeric extern int N_SysEx; 70729dd97a3Seric char buf[30]; 70825a99e2eSeric 70913bbc08cSeric /* 71013bbc08cSeric ** Compute status message from code. 71113bbc08cSeric */ 71213bbc08cSeric 71325a99e2eSeric i = stat - EX__BASE; 71425a99e2eSeric if (i < 0 || i > N_SysEx) 71525a99e2eSeric statmsg = NULL; 71625a99e2eSeric else 71725a99e2eSeric statmsg = SysExMsg[i]; 71825a99e2eSeric if (stat == 0) 719c38ba59cSeric { 7206cbfa739Seric if (bitset(M_LOCAL, m->m_flags)) 7213efaed6eSeric statmsg = "delivered"; 7223efaed6eSeric else 7233efaed6eSeric statmsg = "queued"; 724c38ba59cSeric if (Verbose) 725544026c5Seric message(Arpa_Info, statmsg); 726c38ba59cSeric } 727c77d1c25Seric else if (stat == EX_TEMPFAIL) 728c77d1c25Seric { 729c77d1c25Seric if (Verbose) 730c77d1c25Seric message(Arpa_Info, "transmission deferred"); 731c77d1c25Seric } 73225a99e2eSeric else 73325a99e2eSeric { 734c1f9df2cSeric Errors++; 73525a99e2eSeric if (statmsg == NULL && m->m_badstat != 0) 73625a99e2eSeric { 73725a99e2eSeric stat = m->m_badstat; 73825a99e2eSeric i = stat - EX__BASE; 73925a99e2eSeric # ifdef DEBUG 74025a99e2eSeric if (i < 0 || i >= N_SysEx) 74125a99e2eSeric syserr("Bad m_badstat %d", stat); 74225a99e2eSeric else 74325a99e2eSeric # endif DEBUG 74425a99e2eSeric statmsg = SysExMsg[i]; 74525a99e2eSeric } 74625a99e2eSeric if (statmsg == NULL) 74725a99e2eSeric usrerr("unknown mailer response %d", stat); 748c38ba59cSeric else if (force || !bitset(M_QUIET, m->m_flags) || Verbose) 74925a99e2eSeric usrerr("%s", statmsg); 75025a99e2eSeric } 75125a99e2eSeric 75225a99e2eSeric /* 75325a99e2eSeric ** Final cleanup. 75425a99e2eSeric ** Log a record of the transaction. Compute the new 75525a99e2eSeric ** ExitStat -- if we already had an error, stick with 75625a99e2eSeric ** that. 75725a99e2eSeric */ 75825a99e2eSeric 75925a99e2eSeric if (statmsg == NULL) 76029dd97a3Seric { 761db8841e9Seric (void) sprintf(buf, "error %d", stat); 76229dd97a3Seric statmsg = buf; 76329dd97a3Seric } 76429dd97a3Seric 76529dd97a3Seric # ifdef LOG 766e374fd72Seric syslog(LOG_INFO, "%s->%s: %ld: %s", From.q_paddr, To, MsgSize, statmsg); 76725a99e2eSeric # endif LOG 768c77d1c25Seric if (stat != EX_TEMPFAIL) 769243921eeSeric setstat(stat); 77025a99e2eSeric } 77125a99e2eSeric /* 7726328bdf7Seric ** PUTMESSAGE -- output a message to the final mailer. 77325a99e2eSeric ** 7746328bdf7Seric ** This routine takes care of recreating the header from the 7756328bdf7Seric ** in-core copy, etc. 77625a99e2eSeric ** 77725a99e2eSeric ** Parameters: 7786328bdf7Seric ** fp -- file to output onto. 7796328bdf7Seric ** m -- a mailer descriptor. 780c579ef51Seric ** xdot -- if set, hide lines beginning with dot. 78125a99e2eSeric ** 78225a99e2eSeric ** Returns: 7836328bdf7Seric ** none. 78425a99e2eSeric ** 78525a99e2eSeric ** Side Effects: 7866328bdf7Seric ** The message is written onto fp. 78725a99e2eSeric */ 78825a99e2eSeric 789c579ef51Seric putmessage(fp, m, xdot) 7906328bdf7Seric FILE *fp; 7916328bdf7Seric struct mailer *m; 792c579ef51Seric bool xdot; 79325a99e2eSeric { 7946328bdf7Seric char buf[BUFSIZ]; 79513bbc08cSeric register HDR *h; 7966328bdf7Seric extern char *arpadate(); 7976328bdf7Seric bool anyheader = FALSE; 798e9ff65b0Seric extern char *capitalize(); 79987bd9a02Seric extern char *hvalue(); 80087bd9a02Seric extern bool samefrom(); 801894de7daSeric char *of_line; 80225a99e2eSeric 80313bbc08cSeric /* 80413bbc08cSeric ** Output "From" line unless supressed 80513bbc08cSeric */ 80613bbc08cSeric 80740e4ab56Seric if (!bitset(M_NHDR, m->m_flags)) 8081412cc7cSeric { 8091412cc7cSeric (void) expand("$l", buf, &buf[sizeof buf - 1]); 8101412cc7cSeric fprintf(fp, "%s\n", buf); 8111412cc7cSeric } 81240e4ab56Seric 81313bbc08cSeric /* 81413bbc08cSeric ** Output all header lines 81513bbc08cSeric */ 81613bbc08cSeric 817894de7daSeric of_line = hvalue("original-from"); 8186328bdf7Seric for (h = Header; h != NULL; h = h->h_link) 8196328bdf7Seric { 82013bbc08cSeric register char *p; 82187bd9a02Seric char *origfrom = OrigFrom; 822894de7daSeric bool nooutput; 82313bbc08cSeric 824894de7daSeric nooutput = FALSE; 8259e9163a0Seric if (bitset(H_CHECK|H_ACHECK, h->h_flags) && !bitset(h->h_mflags, m->m_flags)) 8265a0dcb5fSeric { 8275a0dcb5fSeric p = ")><("; /* can't happen (I hope) */ 828894de7daSeric nooutput = TRUE; 8295a0dcb5fSeric } 830894de7daSeric 831894de7daSeric /* use From: line from message if generated is the same */ 83287bd9a02Seric if (strcmp(h->h_field, "from") == 0 && origfrom != NULL && 833894de7daSeric strcmp(m->m_from, "$f") == 0 && of_line == NULL) 83487bd9a02Seric { 83587bd9a02Seric p = origfrom; 83687bd9a02Seric origfrom = NULL; 83787bd9a02Seric } 83887bd9a02Seric else if (bitset(H_DEFAULT, h->h_flags)) 8394ae18d0eSeric { 840db8841e9Seric (void) expand(h->h_value, buf, &buf[sizeof buf]); 8414ae18d0eSeric p = buf; 8424ae18d0eSeric } 8434ae18d0eSeric else 8444ae18d0eSeric p = h->h_value; 845894de7daSeric if (p == NULL || *p == '\0') 8469e9163a0Seric continue; 8475a0dcb5fSeric 8485a0dcb5fSeric /* hack, hack -- output Original-From field if different */ 849894de7daSeric if (strcmp(h->h_field, "from") == 0 && origfrom != NULL) 850894de7daSeric { 851894de7daSeric /* output new Original-From line if needed */ 852894de7daSeric if (of_line == NULL && !samefrom(p, origfrom)) 8535a0dcb5fSeric { 85487bd9a02Seric fprintf(fp, "Original-From: %s\n", origfrom); 85587bd9a02Seric anyheader = TRUE; 8565a0dcb5fSeric } 857894de7daSeric if (of_line != NULL && !nooutput && samefrom(p, of_line)) 858894de7daSeric { 859894de7daSeric /* delete Original-From: line if redundant */ 860894de7daSeric p = of_line; 861894de7daSeric of_line = NULL; 862894de7daSeric } 863894de7daSeric } 864894de7daSeric else if (strcmp(h->h_field, "original-from") == 0 && of_line == NULL) 865894de7daSeric nooutput = TRUE; 866894de7daSeric 867894de7daSeric /* finally, output the header line */ 868894de7daSeric if (!nooutput) 869894de7daSeric { 870894de7daSeric fprintf(fp, "%s: %s\n", capitalize(h->h_field), p); 871894de7daSeric h->h_flags |= H_USED; 872894de7daSeric anyheader = TRUE; 873894de7daSeric } 8746328bdf7Seric } 8756328bdf7Seric if (anyheader) 8766328bdf7Seric fprintf(fp, "\n"); 8776328bdf7Seric 87813bbc08cSeric /* 87913bbc08cSeric ** Output the body of the message 88013bbc08cSeric */ 88113bbc08cSeric 88278442df3Seric if (TempFile != NULL) 88378442df3Seric { 884b7902a1dSeric rewind(TempFile); 885c579ef51Seric while (!ferror(fp) && fgets(buf, sizeof buf, TempFile) != NULL) 886c579ef51Seric fprintf(fp, "%s%s", xdot && buf[0] == '.' ? "." : "", buf); 8876328bdf7Seric 88878442df3Seric if (ferror(TempFile)) 88978442df3Seric { 89078442df3Seric syserr("putmessage: read error"); 89178442df3Seric setstat(EX_IOERR); 89278442df3Seric } 89378442df3Seric } 89478442df3Seric 895c77d1c25Seric (void) fflush(fp); 89654aa2b0fSeric if (ferror(fp) && errno != EPIPE) 89725a99e2eSeric { 8986328bdf7Seric syserr("putmessage: write error"); 89925a99e2eSeric setstat(EX_IOERR); 90025a99e2eSeric } 90154aa2b0fSeric errno = 0; 90225a99e2eSeric } 90325a99e2eSeric /* 90487bd9a02Seric ** SAMEFROM -- tell if two text addresses represent the same from address. 90587bd9a02Seric ** 90687bd9a02Seric ** Parameters: 90787bd9a02Seric ** ifrom -- internally generated form of from address. 90887bd9a02Seric ** efrom -- external form of from address. 90987bd9a02Seric ** 91087bd9a02Seric ** Returns: 91187bd9a02Seric ** TRUE -- if they convey the same info. 91287bd9a02Seric ** FALSE -- if any information has been lost. 91387bd9a02Seric ** 91487bd9a02Seric ** Side Effects: 91587bd9a02Seric ** none. 91687bd9a02Seric */ 91787bd9a02Seric 91887bd9a02Seric bool 91987bd9a02Seric samefrom(ifrom, efrom) 92087bd9a02Seric char *ifrom; 92187bd9a02Seric char *efrom; 92287bd9a02Seric { 923894de7daSeric register char *p; 924894de7daSeric char buf[MAXNAME + 4]; 925894de7daSeric 926894de7daSeric # ifdef DEBUG 927894de7daSeric if (Debug > 7) 928894de7daSeric printf("samefrom(%s,%s)-->", ifrom, efrom); 929894de7daSeric # endif DEBUG 930894de7daSeric if (strcmp(ifrom, efrom) == 0) 931894de7daSeric goto success; 932894de7daSeric p = index(ifrom, '@'); 933894de7daSeric if (p == NULL) 934894de7daSeric goto failure; 935894de7daSeric *p = '\0'; 936894de7daSeric strcpy(buf, ifrom); 937894de7daSeric strcat(buf, " at "); 938894de7daSeric *p++ = '@'; 939894de7daSeric strcat(buf, p); 940894de7daSeric if (strcmp(buf, efrom) == 0) 941894de7daSeric goto success; 942894de7daSeric 943894de7daSeric failure: 944894de7daSeric # ifdef DEBUG 945894de7daSeric if (Debug > 7) 946894de7daSeric printf("FALSE\n"); 947894de7daSeric # endif DEBUG 948894de7daSeric return (FALSE); 949894de7daSeric 950894de7daSeric success: 951894de7daSeric # ifdef DEBUG 952894de7daSeric if (Debug > 7) 953894de7daSeric printf("TRUE\n"); 954894de7daSeric # endif DEBUG 955894de7daSeric return (TRUE); 95687bd9a02Seric } 95787bd9a02Seric /* 95825a99e2eSeric ** MAILFILE -- Send a message to a file. 95925a99e2eSeric ** 960f129ec7dSeric ** If the file has the setuid/setgid bits set, but NO execute 961f129ec7dSeric ** bits, sendmail will try to become the owner of that file 962f129ec7dSeric ** rather than the real user. Obviously, this only works if 963f129ec7dSeric ** sendmail runs as root. 964f129ec7dSeric ** 96525a99e2eSeric ** Parameters: 96625a99e2eSeric ** filename -- the name of the file to send to. 9676259796dSeric ** ctladdr -- the controlling address header -- includes 9686259796dSeric ** the userid/groupid to be when sending. 96925a99e2eSeric ** 97025a99e2eSeric ** Returns: 97125a99e2eSeric ** The exit code associated with the operation. 97225a99e2eSeric ** 97325a99e2eSeric ** Side Effects: 97425a99e2eSeric ** none. 97525a99e2eSeric */ 97625a99e2eSeric 9776259796dSeric mailfile(filename, ctladdr) 97825a99e2eSeric char *filename; 9796259796dSeric ADDRESS *ctladdr; 98025a99e2eSeric { 98125a99e2eSeric register FILE *f; 98232d19d43Seric register int pid; 98325a99e2eSeric 98432d19d43Seric /* 98532d19d43Seric ** Fork so we can change permissions here. 98632d19d43Seric ** Note that we MUST use fork, not vfork, because of 98732d19d43Seric ** the complications of calling subroutines, etc. 98832d19d43Seric */ 98932d19d43Seric 99032d19d43Seric DOFORK(fork); 99132d19d43Seric 99232d19d43Seric if (pid < 0) 99332d19d43Seric return (EX_OSERR); 99432d19d43Seric else if (pid == 0) 99532d19d43Seric { 99632d19d43Seric /* child -- actually write to file */ 997f129ec7dSeric struct stat stb; 998e36b99e2Seric extern int DefUid, DefGid; 999f129ec7dSeric 10000984da9fSeric (void) signal(SIGINT, SIG_DFL); 10010984da9fSeric (void) signal(SIGHUP, SIG_DFL); 10020984da9fSeric (void) signal(SIGTERM, SIG_DFL); 1003f129ec7dSeric umask(OldUmask); 1004f129ec7dSeric if (stat(filename, &stb) < 0) 1005e6e1265fSeric stb.st_mode = 0666; 1006f129ec7dSeric if (bitset(0111, stb.st_mode)) 1007f129ec7dSeric exit(EX_CANTCREAT); 100803827b5fSeric if (ctladdr == NULL) 100903827b5fSeric ctladdr = &From; 1010f129ec7dSeric if (!bitset(S_ISGID, stb.st_mode) || setgid(stb.st_gid) < 0) 1011e36b99e2Seric { 1012e36b99e2Seric if (ctladdr->q_uid == 0) 1013e36b99e2Seric (void) setgid(DefGid); 1014e36b99e2Seric else 10156259796dSeric (void) setgid(ctladdr->q_gid); 1016e36b99e2Seric } 1017f129ec7dSeric if (!bitset(S_ISUID, stb.st_mode) || setuid(stb.st_uid) < 0) 1018e36b99e2Seric { 1019e36b99e2Seric if (ctladdr->q_uid == 0) 1020e36b99e2Seric (void) setuid(DefUid); 1021e36b99e2Seric else 10226259796dSeric (void) setuid(ctladdr->q_uid); 1023e36b99e2Seric } 102425a99e2eSeric f = fopen(filename, "a"); 102525a99e2eSeric if (f == NULL) 102632d19d43Seric exit(EX_CANTCREAT); 102725a99e2eSeric 1028c579ef51Seric putmessage(f, Mailer[1], FALSE); 102925a99e2eSeric fputs("\n", f); 1030db8841e9Seric (void) fclose(f); 103132d19d43Seric (void) fflush(stdout); 1032e36b99e2Seric 1033e36b99e2Seric /* reset ISUID & ISGID bits */ 1034c77d1c25Seric (void) chmod(filename, (int) stb.st_mode); 103532d19d43Seric exit(EX_OK); 103613bbc08cSeric /*NOTREACHED*/ 103732d19d43Seric } 103832d19d43Seric else 103932d19d43Seric { 104032d19d43Seric /* parent -- wait for exit status */ 104132d19d43Seric register int i; 104232d19d43Seric auto int stat; 104332d19d43Seric 104432d19d43Seric while ((i = wait(&stat)) != pid) 104532d19d43Seric { 104632d19d43Seric if (i < 0) 104732d19d43Seric { 104832d19d43Seric stat = EX_OSERR << 8; 104932d19d43Seric break; 105032d19d43Seric } 105132d19d43Seric } 10520984da9fSeric if ((stat & 0377) != 0) 10530984da9fSeric stat = EX_UNAVAILABLE << 8; 105432d19d43Seric return ((stat >> 8) & 0377); 105532d19d43Seric } 105625a99e2eSeric } 1057ea4dc939Seric /* 1058ea4dc939Seric ** SENDALL -- actually send all the messages. 1059ea4dc939Seric ** 1060ea4dc939Seric ** Parameters: 1061ea4dc939Seric ** verifyonly -- if set, only give verification messages. 1062ea4dc939Seric ** 1063ea4dc939Seric ** Returns: 1064ea4dc939Seric ** none. 1065ea4dc939Seric ** 1066ea4dc939Seric ** Side Effects: 1067ea4dc939Seric ** Scans the send lists and sends everything it finds. 1068ea4dc939Seric */ 1069ea4dc939Seric 1070ea4dc939Seric sendall(verifyonly) 1071ea4dc939Seric bool verifyonly; 1072ea4dc939Seric { 1073*e77e673fSeric register ADDRESS *q; 1074ea4dc939Seric typedef int (*fnptr)(); 1075ea4dc939Seric 1076ea4dc939Seric 1077*e77e673fSeric for (q = SendQueue; q != NULL; q = q->q_next) 1078ea4dc939Seric { 1079ea4dc939Seric if (verifyonly) 1080ea4dc939Seric { 1081ea4dc939Seric To = q->q_paddr; 1082*e77e673fSeric if (!bitset(QDONTSEND|QBADADDR, q->q_flags)) 1083ea4dc939Seric { 10847da1035fSeric if (bitset(M_LOCAL, q->q_mailer->m_flags)) 1085ea4dc939Seric message(Arpa_Info, "deliverable"); 1086ea4dc939Seric else 1087ea4dc939Seric message(Arpa_Info, "queueable"); 1088ea4dc939Seric } 1089ea4dc939Seric } 1090ea4dc939Seric else 1091ea4dc939Seric (void) deliver(q, (fnptr) NULL); 1092ea4dc939Seric } 1093ea4dc939Seric } 1094