125a99e2eSeric # include <signal.h> 254aa2b0fSeric # include <errno.h> 3b20b3270Seric # include "sendmail.h" 4c77d1c25Seric # include <sys/stat.h> 525a99e2eSeric 6*6ef48975Seric SCCSID(@(#)deliver.c 3.96 08/08/82); 7259cace7Seric 825a99e2eSeric /* 913bbc08cSeric ** DELIVER -- Deliver a message to a list of addresses. 1013bbc08cSeric ** 1113bbc08cSeric ** This routine delivers to everyone on the same host as the 1213bbc08cSeric ** user on the head of the list. It is clever about mailers 1313bbc08cSeric ** that don't handle multiple users. It is NOT guaranteed 1413bbc08cSeric ** that it will deliver to all these addresses however -- so 1513bbc08cSeric ** deliver should be called once for each address on the 1613bbc08cSeric ** list. 1725a99e2eSeric ** 1825a99e2eSeric ** Parameters: 19c77d1c25Seric ** firstto -- head of the address list to deliver to. 2025a99e2eSeric ** 2125a99e2eSeric ** Returns: 2225a99e2eSeric ** zero -- successfully delivered. 2325a99e2eSeric ** else -- some failure, see ExitStat for more info. 2425a99e2eSeric ** 2525a99e2eSeric ** Side Effects: 2625a99e2eSeric ** The standard input is passed off to someone. 2725a99e2eSeric */ 2825a99e2eSeric 2951552439Seric deliver(firstto) 30c77d1c25Seric ADDRESS *firstto; 3125a99e2eSeric { 3278442df3Seric char *host; /* host being sent to */ 3378442df3Seric char *user; /* user being sent to */ 3425a99e2eSeric char **pvp; 355dfc646bSeric register char **mvp; 3625a99e2eSeric register char *p; 3778442df3Seric register struct mailer *m; /* mailer for this recipient */ 385dfc646bSeric register int i; 392a6e0786Seric extern bool checkcompat(); 405dfc646bSeric char *pv[MAXPV+1]; 4178442df3Seric char tobuf[MAXLINE]; /* text line of to people */ 425dfc646bSeric char buf[MAXNAME]; 436259796dSeric ADDRESS *ctladdr; 446259796dSeric extern ADDRESS *getctladdr(); 4578442df3Seric char tfrombuf[MAXNAME]; /* translated from person */ 4678442df3Seric extern char **prescan(); 47c77d1c25Seric register ADDRESS *to = firstto; 48c579ef51Seric bool clever = FALSE; /* running user smtp to this mailer */ 49772e6e50Seric ADDRESS *tochain = NULL; /* chain of users in this mailer call */ 50da2935e1Seric bool notopen = TRUE; /* set if connection not quite open */ 5125a99e2eSeric 5235490626Seric errno = 0; 53da2935e1Seric if (bitset(QDONTSEND, to->q_flags)) 545dfc646bSeric return (0); 5525a99e2eSeric 5651552439Seric m = to->q_mailer; 5751552439Seric host = to->q_host; 5851552439Seric 5925a99e2eSeric # ifdef DEBUG 60*6ef48975Seric if (tTd(10, 1)) 615dfc646bSeric printf("\n--deliver, mailer=%d, host=`%s', first user=`%s'\n", 6251552439Seric m->m_mno, host, to->q_user); 6325a99e2eSeric # endif DEBUG 64f3dbc832Seric 65f3dbc832Seric /* 66f3dbc832Seric ** If this mailer is expensive, and if we don't want to make 67f3dbc832Seric ** connections now, just mark these addresses and return. 68f3dbc832Seric ** This is useful if we want to batch connections to 69f3dbc832Seric ** reduce load. This will cause the messages to be 70f3dbc832Seric ** queued up, and a daemon will come along to send the 71f3dbc832Seric ** messages later. 72f3dbc832Seric ** This should be on a per-mailer basis. 73f3dbc832Seric */ 74f3dbc832Seric 75f3dbc832Seric if (NoConnect && !QueueRun && bitset(M_EXPENSIVE, m->m_flags)) 76f3dbc832Seric { 77f3dbc832Seric for (; to != NULL; to = to->q_next) 78f3dbc832Seric if (!bitset(QDONTSEND, to->q_flags)) 79f3dbc832Seric to->q_flags |= QQUEUEUP|QDONTSEND; 80f3dbc832Seric return (0); 81f3dbc832Seric } 82f3dbc832Seric 8325a99e2eSeric /* 845dfc646bSeric ** Do initial argv setup. 855dfc646bSeric ** Insert the mailer name. Notice that $x expansion is 865dfc646bSeric ** NOT done on the mailer name. Then, if the mailer has 875dfc646bSeric ** a picky -f flag, we insert it as appropriate. This 885dfc646bSeric ** code does not check for 'pv' overflow; this places a 895dfc646bSeric ** manifest lower limit of 4 for MAXPV. 90f3dbc832Seric ** We rewrite the from address here, being careful 91f3dbc832Seric ** to also rewrite it again using ruleset 2 to 92f3dbc832Seric ** eliminate redundancies. 935dfc646bSeric */ 945dfc646bSeric 9578442df3Seric /* rewrite from address, using rewriting rules */ 9651552439Seric expand(m->m_from, buf, &buf[sizeof buf - 1], CurEnv); 9778442df3Seric mvp = prescan(buf, '\0'); 9878442df3Seric if (mvp == NULL) 9978442df3Seric { 10078442df3Seric syserr("bad mailer from translate \"%s\"", buf); 10178442df3Seric return (EX_SOFTWARE); 10278442df3Seric } 10378442df3Seric rewrite(mvp, 2); 10478442df3Seric cataddr(mvp, tfrombuf, sizeof tfrombuf); 10578442df3Seric 10678442df3Seric define('g', tfrombuf); /* translated sender address */ 1075dfc646bSeric define('h', host); /* to host */ 1085dfc646bSeric Errors = 0; 1095dfc646bSeric pvp = pv; 1105dfc646bSeric *pvp++ = m->m_argv[0]; 1115dfc646bSeric 1125dfc646bSeric /* insert -f or -r flag as appropriate */ 1135dfc646bSeric if (bitset(M_FOPT|M_ROPT, m->m_flags) && FromFlag) 1145dfc646bSeric { 1155dfc646bSeric if (bitset(M_FOPT, m->m_flags)) 1165dfc646bSeric *pvp++ = "-f"; 1175dfc646bSeric else 1185dfc646bSeric *pvp++ = "-r"; 11951552439Seric expand("$g", buf, &buf[sizeof buf - 1], CurEnv); 1205dfc646bSeric *pvp++ = newstr(buf); 1215dfc646bSeric } 1225dfc646bSeric 1235dfc646bSeric /* 1245dfc646bSeric ** Append the other fixed parts of the argv. These run 1255dfc646bSeric ** up to the first entry containing "$u". There can only 1265dfc646bSeric ** be one of these, and there are only a few more slots 1275dfc646bSeric ** in the pv after it. 1285dfc646bSeric */ 1295dfc646bSeric 1305dfc646bSeric for (mvp = m->m_argv; (p = *++mvp) != NULL; ) 1315dfc646bSeric { 1325dfc646bSeric while ((p = index(p, '$')) != NULL) 1335dfc646bSeric if (*++p == 'u') 1345dfc646bSeric break; 1355dfc646bSeric if (p != NULL) 1365dfc646bSeric break; 1375dfc646bSeric 1385dfc646bSeric /* this entry is safe -- go ahead and process it */ 13951552439Seric expand(*mvp, buf, &buf[sizeof buf - 1], CurEnv); 1405dfc646bSeric *pvp++ = newstr(buf); 1415dfc646bSeric if (pvp >= &pv[MAXPV - 3]) 1425dfc646bSeric { 1435dfc646bSeric syserr("Too many parameters to %s before $u", pv[0]); 1445dfc646bSeric return (-1); 1455dfc646bSeric } 1465dfc646bSeric } 147c579ef51Seric 14833db8731Seric /* 14933db8731Seric ** If we have no substitution for the user name in the argument 15033db8731Seric ** list, we know that we must supply the names otherwise -- and 15133db8731Seric ** SMTP is the answer!! 15233db8731Seric */ 15333db8731Seric 1545dfc646bSeric if (*mvp == NULL) 155c579ef51Seric { 156c579ef51Seric /* running SMTP */ 1572c7e1b8dSeric # ifdef SMTP 158c579ef51Seric clever = TRUE; 159c579ef51Seric *pvp = NULL; 1602c7e1b8dSeric # else SMTP 16133db8731Seric /* oops! we don't implement SMTP */ 1622c7e1b8dSeric syserr("SMTP style mailer"); 1632c7e1b8dSeric return (EX_SOFTWARE); 1642c7e1b8dSeric # endif SMTP 165c579ef51Seric } 1665dfc646bSeric 1675dfc646bSeric /* 1685dfc646bSeric ** At this point *mvp points to the argument with $u. We 1695dfc646bSeric ** run through our address list and append all the addresses 1705dfc646bSeric ** we can. If we run out of space, do not fret! We can 1715dfc646bSeric ** always send another copy later. 1725dfc646bSeric */ 1735dfc646bSeric 1745dfc646bSeric tobuf[0] = '\0'; 1757a941e7aSeric CurEnv->e_to = tobuf; 1766259796dSeric ctladdr = NULL; 1775dfc646bSeric for (; to != NULL; to = to->q_next) 1785dfc646bSeric { 1795dfc646bSeric /* avoid sending multiple recipients to dumb mailers */ 180bea22b26Seric if (tobuf[0] != '\0' && !bitset(M_MUSER, m->m_flags)) 1815dfc646bSeric break; 1825dfc646bSeric 1835dfc646bSeric /* if already sent or not for this host, don't send */ 184da2935e1Seric if (bitset(QDONTSEND, to->q_flags) || 185da2935e1Seric strcmp(to->q_host, host) != 0 || 186da2935e1Seric to->q_mailer != firstto->q_mailer) 1875dfc646bSeric continue; 1886259796dSeric 189772e6e50Seric # ifdef DEBUG 190*6ef48975Seric if (tTd(10, 1)) 191772e6e50Seric { 192772e6e50Seric printf("\nsend to "); 193772e6e50Seric printaddr(to, FALSE); 194772e6e50Seric } 195772e6e50Seric # endif DEBUG 196772e6e50Seric 1976259796dSeric /* compute effective uid/gid when sending */ 1987da1035fSeric if (to->q_mailer == ProgMailer) 1996259796dSeric ctladdr = getctladdr(to); 2006259796dSeric 2015dfc646bSeric user = to->q_user; 2027a941e7aSeric CurEnv->e_to = to->q_paddr; 2035dfc646bSeric to->q_flags |= QDONTSEND; 2045dfc646bSeric 2055dfc646bSeric /* 2065dfc646bSeric ** Check to see that these people are allowed to 2075dfc646bSeric ** talk to each other. 2082a6e0786Seric */ 2092a6e0786Seric 2102a6e0786Seric if (!checkcompat(to)) 2115dfc646bSeric { 2125dfc646bSeric giveresponse(EX_UNAVAILABLE, TRUE, m); 2135dfc646bSeric continue; 2145dfc646bSeric } 2152a6e0786Seric 2162a6e0786Seric /* 2179ec9501bSeric ** Strip quote bits from names if the mailer is dumb 2189ec9501bSeric ** about them. 21925a99e2eSeric */ 22025a99e2eSeric 2212a6e0786Seric if (bitset(M_STRIPQ, m->m_flags)) 22225a99e2eSeric { 2239ec9501bSeric stripquotes(user, TRUE); 2249ec9501bSeric stripquotes(host, TRUE); 2259ec9501bSeric } 2269ec9501bSeric else 2279ec9501bSeric { 2289ec9501bSeric stripquotes(user, FALSE); 2299ec9501bSeric stripquotes(host, FALSE); 23025a99e2eSeric } 23125a99e2eSeric 23225a99e2eSeric /* 233da2935e1Seric ** Do initial connection setup if needed. 234da2935e1Seric */ 235da2935e1Seric 236da2935e1Seric if (notopen) 237da2935e1Seric { 238da2935e1Seric message(Arpa_Info, "Connecting to %s.%s...", host, m->m_name); 239da2935e1Seric # ifdef SMTP 240da2935e1Seric if (clever) 241da2935e1Seric { 242da2935e1Seric /* send the initial SMTP protocol */ 243da2935e1Seric i = smtpinit(m, pv, (ADDRESS *) NULL); 244da2935e1Seric } 245da2935e1Seric # ifdef SMTP 246da2935e1Seric notopen = FALSE; 247da2935e1Seric } 248da2935e1Seric 249da2935e1Seric /* 250508daeccSeric ** Pass it to the other host if we are running SMTP. 251508daeccSeric */ 252508daeccSeric 253508daeccSeric if (clever) 254508daeccSeric { 255508daeccSeric # ifdef SMTP 256508daeccSeric i = smtprcpt(to); 257508daeccSeric if (i != EX_OK) 258508daeccSeric { 259508daeccSeric # ifdef QUEUE 260508daeccSeric if (i == EX_TEMPFAIL) 261508daeccSeric to->q_flags |= QQUEUEUP; 262508daeccSeric else 263508daeccSeric # endif QUEUE 264508daeccSeric to->q_flags |= QBADADDR; 265508daeccSeric giveresponse(i, TRUE, m); 266508daeccSeric } 267508daeccSeric # else SMTP 268508daeccSeric syserr("trying to be clever"); 269508daeccSeric # endif SMTP 270508daeccSeric } 271508daeccSeric 272508daeccSeric /* 2733efaed6eSeric ** If an error message has already been given, don't 2743efaed6eSeric ** bother to send to this address. 2753efaed6eSeric ** 2763efaed6eSeric ** >>>>>>>>>> This clause assumes that the local mailer 2773efaed6eSeric ** >> NOTE >> cannot do any further aliasing; that 2783efaed6eSeric ** >>>>>>>>>> function is subsumed by sendmail. 2793efaed6eSeric */ 2803efaed6eSeric 2816cae517dSeric if (bitset(QBADADDR|QQUEUEUP, to->q_flags)) 2823efaed6eSeric continue; 2833efaed6eSeric 284f2fec898Seric /* save statistics.... */ 2857da1035fSeric Stat.stat_nt[to->q_mailer->m_mno]++; 2867a941e7aSeric Stat.stat_bt[to->q_mailer->m_mno] += kbytes(CurEnv->e_msgsize); 287f2fec898Seric 2883efaed6eSeric /* 28925a99e2eSeric ** See if this user name is "special". 29025a99e2eSeric ** If the user name has a slash in it, assume that this 29151552439Seric ** is a file -- send it off without further ado. Note 29251552439Seric ** that this type of addresses is not processed along 29351552439Seric ** with the others, so we fudge on the To person. 29425a99e2eSeric */ 29525a99e2eSeric 2967da1035fSeric if (m == LocalMailer) 29725a99e2eSeric { 298a49f24c0Seric if (user[0] == '/') 29925a99e2eSeric { 3006259796dSeric i = mailfile(user, getctladdr(to)); 30125a99e2eSeric giveresponse(i, TRUE, m); 3025dfc646bSeric continue; 30325a99e2eSeric } 30425a99e2eSeric } 30525a99e2eSeric 30613bbc08cSeric /* 30713bbc08cSeric ** Address is verified -- add this user to mailer 30813bbc08cSeric ** argv, and add it to the print list of recipients. 30913bbc08cSeric */ 31013bbc08cSeric 311508daeccSeric /* link together the chain of recipients */ 312508daeccSeric to->q_tchain = tochain; 313508daeccSeric tochain = to; 314508daeccSeric 3155dfc646bSeric /* create list of users for error messages */ 3165dfc646bSeric if (tobuf[0] != '\0') 317db8841e9Seric (void) strcat(tobuf, ","); 318db8841e9Seric (void) strcat(tobuf, to->q_paddr); 3195dfc646bSeric define('u', user); /* to user */ 320c2567733Seric define('z', to->q_home); /* user's home */ 3215dfc646bSeric 322c579ef51Seric /* 323508daeccSeric ** Expand out this user into argument list. 324c579ef51Seric */ 325c579ef51Seric 326508daeccSeric if (!clever) 327c579ef51Seric { 32851552439Seric expand(*mvp, buf, &buf[sizeof buf - 1], CurEnv); 3295dfc646bSeric *pvp++ = newstr(buf); 3305dfc646bSeric if (pvp >= &pv[MAXPV - 2]) 3315dfc646bSeric { 3325dfc646bSeric /* allow some space for trailing parms */ 3335dfc646bSeric break; 3345dfc646bSeric } 3355dfc646bSeric } 336c579ef51Seric } 3375dfc646bSeric 338145b49b1Seric /* see if any addresses still exist */ 339145b49b1Seric if (tobuf[0] == '\0') 340c579ef51Seric { 3412c7e1b8dSeric # ifdef SMTP 342c579ef51Seric if (clever) 3434a3f06b2Seric smtpquit(pv[0], FALSE); 3442c7e1b8dSeric # endif SMTP 3455e663df1Seric define('g', (char *) NULL); 346145b49b1Seric return (0); 347c579ef51Seric } 348145b49b1Seric 3495dfc646bSeric /* print out messages as full list */ 3507a941e7aSeric CurEnv->e_to = tobuf; 3515dfc646bSeric 3525dfc646bSeric /* 3535dfc646bSeric ** Fill out any parameters after the $u parameter. 3545dfc646bSeric */ 3555dfc646bSeric 356c579ef51Seric while (!clever && *++mvp != NULL) 3575dfc646bSeric { 35851552439Seric expand(*mvp, buf, &buf[sizeof buf - 1], CurEnv); 3595dfc646bSeric *pvp++ = newstr(buf); 3605dfc646bSeric if (pvp >= &pv[MAXPV]) 3615dfc646bSeric syserr("deliver: pv overflow after $u for %s", pv[0]); 3625dfc646bSeric } 3635dfc646bSeric *pvp++ = NULL; 3645dfc646bSeric 36525a99e2eSeric /* 36625a99e2eSeric ** Call the mailer. 3676328bdf7Seric ** The argument vector gets built, pipes 36825a99e2eSeric ** are created as necessary, and we fork & exec as 3696328bdf7Seric ** appropriate. 370c579ef51Seric ** If we are running SMTP, we just need to clean up. 37125a99e2eSeric */ 37225a99e2eSeric 3736259796dSeric if (ctladdr == NULL) 3747a941e7aSeric ctladdr = &CurEnv->e_from; 3752c7e1b8dSeric # ifdef SMTP 376c579ef51Seric if (clever) 377c579ef51Seric { 37851552439Seric i = smtpfinish(m, CurEnv); 3794a3f06b2Seric smtpquit(pv[0], TRUE); 380c579ef51Seric } 381c579ef51Seric else 3822c7e1b8dSeric # endif SMTP 38351552439Seric i = sendoff(m, pv, ctladdr); 3845dfc646bSeric 385c77d1c25Seric /* 386c77d1c25Seric ** If we got a temporary failure, arrange to queue the 387c77d1c25Seric ** addressees. 388c77d1c25Seric */ 389c77d1c25Seric 3902c7e1b8dSeric # ifdef QUEUE 391c77d1c25Seric if (i == EX_TEMPFAIL) 392c77d1c25Seric { 393772e6e50Seric for (to = tochain; to != NULL; to = to->q_tchain) 394c77d1c25Seric to->q_flags |= QQUEUEUP; 395c77d1c25Seric } 3962c7e1b8dSeric # endif QUEUE 397c77d1c25Seric 39835490626Seric errno = 0; 3995e663df1Seric define('g', (char *) NULL); 4005dfc646bSeric return (i); 40125a99e2eSeric } 4025dfc646bSeric /* 40332d19d43Seric ** DOFORK -- do a fork, retrying a couple of times on failure. 40432d19d43Seric ** 40532d19d43Seric ** This MUST be a macro, since after a vfork we are running 40632d19d43Seric ** two processes on the same stack!!! 40732d19d43Seric ** 40832d19d43Seric ** Parameters: 40932d19d43Seric ** none. 41032d19d43Seric ** 41132d19d43Seric ** Returns: 41232d19d43Seric ** From a macro??? You've got to be kidding! 41332d19d43Seric ** 41432d19d43Seric ** Side Effects: 41532d19d43Seric ** Modifies the ==> LOCAL <== variable 'pid', leaving: 41632d19d43Seric ** pid of child in parent, zero in child. 41732d19d43Seric ** -1 on unrecoverable error. 41832d19d43Seric ** 41932d19d43Seric ** Notes: 42032d19d43Seric ** I'm awfully sorry this looks so awful. That's 42132d19d43Seric ** vfork for you..... 42232d19d43Seric */ 42332d19d43Seric 42432d19d43Seric # define NFORKTRIES 5 42532d19d43Seric # ifdef VFORK 42632d19d43Seric # define XFORK vfork 42732d19d43Seric # else VFORK 42832d19d43Seric # define XFORK fork 42932d19d43Seric # endif VFORK 43032d19d43Seric 43132d19d43Seric # define DOFORK(fORKfN) \ 43232d19d43Seric {\ 43332d19d43Seric register int i;\ 43432d19d43Seric \ 43532d19d43Seric for (i = NFORKTRIES; i-- > 0; )\ 43632d19d43Seric {\ 43732d19d43Seric pid = fORKfN();\ 43832d19d43Seric if (pid >= 0)\ 43932d19d43Seric break;\ 4405e663df1Seric sleep(NFORKTRIES - i);\ 44132d19d43Seric }\ 44232d19d43Seric } 44332d19d43Seric /* 4442ed72599Seric ** DOFORK -- simple fork interface to DOFORK. 4452ed72599Seric ** 4462ed72599Seric ** Parameters: 4472ed72599Seric ** none. 4482ed72599Seric ** 4492ed72599Seric ** Returns: 4502ed72599Seric ** pid of child in parent. 4512ed72599Seric ** zero in child. 4522ed72599Seric ** -1 on error. 4532ed72599Seric ** 4542ed72599Seric ** Side Effects: 4552ed72599Seric ** returns twice, once in parent and once in child. 4562ed72599Seric */ 4572ed72599Seric 4582ed72599Seric dofork() 4592ed72599Seric { 4602ed72599Seric register int pid; 4612ed72599Seric 4622ed72599Seric DOFORK(fork); 4632ed72599Seric return (pid); 4642ed72599Seric } 4652ed72599Seric /* 4665dfc646bSeric ** SENDOFF -- send off call to mailer & collect response. 4675dfc646bSeric ** 4685dfc646bSeric ** Parameters: 4695dfc646bSeric ** m -- mailer descriptor. 4705dfc646bSeric ** pvp -- parameter vector to send to it. 4716259796dSeric ** ctladdr -- an address pointer controlling the 4726259796dSeric ** user/groupid etc. of the mailer. 4735dfc646bSeric ** 4745dfc646bSeric ** Returns: 4755dfc646bSeric ** exit status of mailer. 4765dfc646bSeric ** 4775dfc646bSeric ** Side Effects: 4785dfc646bSeric ** none. 4795dfc646bSeric */ 4805dfc646bSeric 48151552439Seric sendoff(m, pvp, ctladdr) 4825dfc646bSeric struct mailer *m; 4835dfc646bSeric char **pvp; 4846259796dSeric ADDRESS *ctladdr; 4855dfc646bSeric { 486c579ef51Seric auto FILE *mfile; 487c579ef51Seric auto FILE *rfile; 4885dfc646bSeric register int i; 489c579ef51Seric int pid; 490c579ef51Seric 491c579ef51Seric /* 492c579ef51Seric ** Create connection to mailer. 493c579ef51Seric */ 494c579ef51Seric 495c579ef51Seric pid = openmailer(m, pvp, ctladdr, FALSE, &mfile, &rfile); 496c579ef51Seric if (pid < 0) 497c579ef51Seric return (-1); 498c579ef51Seric 499c579ef51Seric /* 500c579ef51Seric ** Format and send message. 501c579ef51Seric */ 502c579ef51Seric 503c579ef51Seric (void) signal(SIGPIPE, SIG_IGN); 50451552439Seric putfromline(mfile, m); 50551552439Seric (*CurEnv->e_puthdr)(mfile, m, CurEnv); 50651552439Seric fprintf(mfile, "\n"); 50751552439Seric (*CurEnv->e_putbody)(mfile, m, FALSE); 508c579ef51Seric (void) fclose(mfile); 509c579ef51Seric 510c579ef51Seric i = endmailer(pid, pvp[0]); 511c579ef51Seric giveresponse(i, TRUE, m); 512bc6e2962Seric 513bc6e2962Seric /* arrange a return receipt if requested */ 5147a941e7aSeric if (CurEnv->e_retreceipt && bitset(M_LOCAL, m->m_flags) && i == EX_OK) 515bc6e2962Seric { 5167a941e7aSeric CurEnv->e_sendreceipt = TRUE; 5177a941e7aSeric fprintf(Xscript, "%s... successfully delivered\n", CurEnv->e_to); 518bc6e2962Seric /* do we want to send back more info? */ 519bc6e2962Seric } 520bc6e2962Seric 521c579ef51Seric return (i); 522c579ef51Seric } 523c579ef51Seric /* 524c579ef51Seric ** ENDMAILER -- Wait for mailer to terminate. 525c579ef51Seric ** 526c579ef51Seric ** We should never get fatal errors (e.g., segmentation 527c579ef51Seric ** violation), so we report those specially. For other 528c579ef51Seric ** errors, we choose a status message (into statmsg), 529c579ef51Seric ** and if it represents an error, we print it. 530c579ef51Seric ** 531c579ef51Seric ** Parameters: 532c579ef51Seric ** pid -- pid of mailer. 533c579ef51Seric ** name -- name of mailer (for error messages). 534c579ef51Seric ** 535c579ef51Seric ** Returns: 536c579ef51Seric ** exit code of mailer. 537c579ef51Seric ** 538c579ef51Seric ** Side Effects: 539c579ef51Seric ** none. 540c579ef51Seric */ 541c579ef51Seric 542c579ef51Seric endmailer(pid, name) 543c579ef51Seric int pid; 544c579ef51Seric char *name; 545c579ef51Seric { 546c579ef51Seric register int i; 547c579ef51Seric auto int st; 548c579ef51Seric 54933db8731Seric /* in the IPC case there is nothing to wait for */ 55033db8731Seric if (pid == 0) 55133db8731Seric return (EX_OK); 55233db8731Seric 55333db8731Seric /* wait for the mailer process to die and collect status */ 554c579ef51Seric while ((i = wait(&st)) > 0 && i != pid) 555c579ef51Seric continue; 556c579ef51Seric if (i < 0) 557c579ef51Seric { 558c579ef51Seric syserr("wait"); 559c579ef51Seric return (-1); 560c579ef51Seric } 56133db8731Seric 56233db8731Seric /* see if it died a horrid death */ 563c579ef51Seric if ((st & 0377) != 0) 564c579ef51Seric { 565c579ef51Seric syserr("%s: stat %o", name, st); 566c579ef51Seric ExitStat = EX_UNAVAILABLE; 567c579ef51Seric return (-1); 568c579ef51Seric } 56933db8731Seric 57033db8731Seric /* normal death -- return status */ 571c579ef51Seric i = (st >> 8) & 0377; 572c579ef51Seric return (i); 573c579ef51Seric } 574c579ef51Seric /* 575c579ef51Seric ** OPENMAILER -- open connection to mailer. 576c579ef51Seric ** 577c579ef51Seric ** Parameters: 578c579ef51Seric ** m -- mailer descriptor. 579c579ef51Seric ** pvp -- parameter vector to pass to mailer. 580c579ef51Seric ** ctladdr -- controlling address for user. 581c579ef51Seric ** clever -- create a full duplex connection. 582c579ef51Seric ** pmfile -- pointer to mfile (to mailer) connection. 583c579ef51Seric ** prfile -- pointer to rfile (from mailer) connection. 584c579ef51Seric ** 585c579ef51Seric ** Returns: 58633db8731Seric ** pid of mailer ( > 0 ). 587c579ef51Seric ** -1 on error. 58833db8731Seric ** zero on an IPC connection. 589c579ef51Seric ** 590c579ef51Seric ** Side Effects: 591c579ef51Seric ** creates a mailer in a subprocess. 592c579ef51Seric */ 593c579ef51Seric 594c579ef51Seric openmailer(m, pvp, ctladdr, clever, pmfile, prfile) 595c579ef51Seric struct mailer *m; 596c579ef51Seric char **pvp; 597c579ef51Seric ADDRESS *ctladdr; 598c579ef51Seric bool clever; 599c579ef51Seric FILE **pmfile; 600c579ef51Seric FILE **prfile; 601c579ef51Seric { 6025dfc646bSeric int pid; 603f8952a83Seric int mpvect[2]; 604c579ef51Seric int rpvect[2]; 6055dfc646bSeric FILE *mfile; 606c579ef51Seric FILE *rfile; 6075dfc646bSeric extern FILE *fdopen(); 6085dfc646bSeric 6095dfc646bSeric # ifdef DEBUG 610*6ef48975Seric if (tTd(11, 1)) 6115dfc646bSeric { 612c579ef51Seric printf("openmailer:\n"); 6135dfc646bSeric printav(pvp); 6145dfc646bSeric } 6155dfc646bSeric # endif DEBUG 61635490626Seric errno = 0; 6175dfc646bSeric 61833db8731Seric # ifdef DAEMON 61933db8731Seric /* 62033db8731Seric ** Deal with the special case of mail handled through an IPC 62133db8731Seric ** connection. 62233db8731Seric ** In this case we don't actually fork. We must be 62333db8731Seric ** running SMTP for this to work. We will return a 62433db8731Seric ** zero pid to indicate that we are running IPC. 62533db8731Seric */ 62633db8731Seric 62733db8731Seric if (strcmp(m->m_mailer, "[IPC]") == 0) 62833db8731Seric { 62933db8731Seric register int i; 6301277f9a8Seric register u_short port; 63133db8731Seric 63233db8731Seric if (!clever) 63333db8731Seric syserr("non-clever IPC"); 63493b6e3cfSeric if (pvp[2] != NULL) 6351277f9a8Seric port = atoi(pvp[2]); 63693b6e3cfSeric else 6371277f9a8Seric port = 0; 6381277f9a8Seric i = makeconnection(pvp[1], port, pmfile, prfile); 63933db8731Seric if (i != EX_OK) 640ed854c7bSeric { 641ed854c7bSeric ExitStat = i; 64233db8731Seric return (-1); 643ed854c7bSeric } 64433db8731Seric else 64533db8731Seric return (0); 64633db8731Seric } 64733db8731Seric # endif DAEMON 64833db8731Seric 6496328bdf7Seric /* create a pipe to shove the mail through */ 650f8952a83Seric if (pipe(mpvect) < 0) 65125a99e2eSeric { 652c579ef51Seric syserr("pipe (to mailer)"); 65325a99e2eSeric return (-1); 65425a99e2eSeric } 655c579ef51Seric 6562c7e1b8dSeric # ifdef SMTP 657c579ef51Seric /* if this mailer speaks smtp, create a return pipe */ 658c579ef51Seric if (clever && pipe(rpvect) < 0) 659c579ef51Seric { 660c579ef51Seric syserr("pipe (from mailer)"); 661c579ef51Seric (void) close(mpvect[0]); 662c579ef51Seric (void) close(mpvect[1]); 663c579ef51Seric return (-1); 664c579ef51Seric } 6652c7e1b8dSeric # endif SMTP 666c579ef51Seric 66733db8731Seric /* 66833db8731Seric ** Actually fork the mailer process. 66933db8731Seric ** DOFORK is clever about retrying. 67033db8731Seric */ 67133db8731Seric 672*6ef48975Seric (void) fflush(Xscript); /* for debugging */ 67332d19d43Seric DOFORK(XFORK); 674f129ec7dSeric /* pid is set by DOFORK */ 67525a99e2eSeric if (pid < 0) 67625a99e2eSeric { 67733db8731Seric /* failure */ 67825a99e2eSeric syserr("Cannot fork"); 679f8952a83Seric (void) close(mpvect[0]); 680f8952a83Seric (void) close(mpvect[1]); 681c579ef51Seric if (clever) 682c579ef51Seric { 683c579ef51Seric (void) close(rpvect[0]); 684c579ef51Seric (void) close(rpvect[1]); 685c579ef51Seric } 68625a99e2eSeric return (-1); 68725a99e2eSeric } 68825a99e2eSeric else if (pid == 0) 68925a99e2eSeric { 69025a99e2eSeric /* child -- set up input & exec mailer */ 69103ab8e55Seric /* make diagnostic output be standard output */ 6928f0e7860Seric (void) signal(SIGINT, SIG_IGN); 6938f0e7860Seric (void) signal(SIGHUP, SIG_IGN); 6940984da9fSeric (void) signal(SIGTERM, SIG_DFL); 695f8952a83Seric 696f8952a83Seric /* arrange to filter standard & diag output of command */ 697c579ef51Seric if (clever) 698c579ef51Seric { 699c579ef51Seric (void) close(rpvect[0]); 700c579ef51Seric (void) close(1); 701c579ef51Seric (void) dup(rpvect[1]); 702c579ef51Seric (void) close(rpvect[1]); 703c579ef51Seric } 704c579ef51Seric else if (OutChannel != stdout) 705f8952a83Seric { 706f8952a83Seric (void) close(1); 707f8952a83Seric (void) dup(fileno(OutChannel)); 708f8952a83Seric } 709db8841e9Seric (void) close(2); 710db8841e9Seric (void) dup(1); 711f8952a83Seric 712f8952a83Seric /* arrange to get standard input */ 713f8952a83Seric (void) close(mpvect[1]); 714db8841e9Seric (void) close(0); 715f8952a83Seric if (dup(mpvect[0]) < 0) 71625a99e2eSeric { 71725a99e2eSeric syserr("Cannot dup to zero!"); 718a590b978Seric _exit(EX_OSERR); 71925a99e2eSeric } 720f8952a83Seric (void) close(mpvect[0]); 7212a6e0786Seric if (!bitset(M_RESTR, m->m_flags)) 7220984da9fSeric { 723e36b99e2Seric if (ctladdr->q_uid == 0) 724e36b99e2Seric { 725e36b99e2Seric (void) setgid(DefGid); 726e36b99e2Seric (void) setuid(DefUid); 727e36b99e2Seric } 728e36b99e2Seric else 72969f29479Seric { 730e36b99e2Seric (void) setgid(ctladdr->q_gid); 731e36b99e2Seric (void) setuid(ctladdr->q_uid); 73269f29479Seric } 7330984da9fSeric } 734e374fd72Seric # ifndef VFORK 735e374fd72Seric /* 736e374fd72Seric ** We have to be careful with vfork - we can't mung up the 737e374fd72Seric ** memory but we don't want the mailer to inherit any extra 738e374fd72Seric ** open files. Chances are the mailer won't 739e374fd72Seric ** care about an extra file, but then again you never know. 740e374fd72Seric ** Actually, we would like to close(fileno(pwf)), but it's 741e374fd72Seric ** declared static so we can't. But if we fclose(pwf), which 742e374fd72Seric ** is what endpwent does, it closes it in the parent too and 743e374fd72Seric ** the next getpwnam will be slower. If you have a weird 744e374fd72Seric ** mailer that chokes on the extra file you should do the 745e374fd72Seric ** endpwent(). 746e374fd72Seric ** 747e374fd72Seric ** Similar comments apply to log. However, openlog is 748e374fd72Seric ** clever enough to set the FIOCLEX mode on the file, 749e374fd72Seric ** so it will be closed automatically on the exec. 750e374fd72Seric */ 751e374fd72Seric 752e374fd72Seric endpwent(); 75325a99e2eSeric # ifdef LOG 754f9fe028fSeric closelog(); 75525a99e2eSeric # endif LOG 756e374fd72Seric # endif VFORK 75733db8731Seric 75833db8731Seric /* try to execute the mailer */ 75925a99e2eSeric execv(m->m_mailer, pvp); 76033db8731Seric 76125a99e2eSeric /* syserr fails because log is closed */ 76225a99e2eSeric /* syserr("Cannot exec %s", m->m_mailer); */ 76332d19d43Seric printf("Cannot exec '%s' errno=%d\n", m->m_mailer, errno); 764db8841e9Seric (void) fflush(stdout); 765a590b978Seric _exit(EX_UNAVAILABLE); 76625a99e2eSeric } 76725a99e2eSeric 768f8952a83Seric /* 769c579ef51Seric ** Set up return value. 770f8952a83Seric */ 771f8952a83Seric 772f8952a83Seric (void) close(mpvect[0]); 773f8952a83Seric mfile = fdopen(mpvect[1], "w"); 774c579ef51Seric if (clever) 77525a99e2eSeric { 776c579ef51Seric (void) close(rpvect[1]); 777c579ef51Seric rfile = fdopen(rpvect[0], "r"); 77825a99e2eSeric } 779c579ef51Seric 780c579ef51Seric *pmfile = mfile; 781c579ef51Seric *prfile = rfile; 782c579ef51Seric 783c579ef51Seric return (pid); 78425a99e2eSeric } 78525a99e2eSeric /* 78625a99e2eSeric ** GIVERESPONSE -- Interpret an error response from a mailer 78725a99e2eSeric ** 78825a99e2eSeric ** Parameters: 78925a99e2eSeric ** stat -- the status code from the mailer (high byte 79025a99e2eSeric ** only; core dumps must have been taken care of 79125a99e2eSeric ** already). 79225a99e2eSeric ** force -- if set, force an error message output, even 79325a99e2eSeric ** if the mailer seems to like to print its own 79425a99e2eSeric ** messages. 79525a99e2eSeric ** m -- the mailer descriptor for this mailer. 79625a99e2eSeric ** 79725a99e2eSeric ** Returns: 798db8841e9Seric ** none. 79925a99e2eSeric ** 80025a99e2eSeric ** Side Effects: 801c1f9df2cSeric ** Errors may be incremented. 80225a99e2eSeric ** ExitStat may be set. 80325a99e2eSeric */ 80425a99e2eSeric 80525a99e2eSeric giveresponse(stat, force, m) 80625a99e2eSeric int stat; 8074a3f06b2Seric bool force; 80825a99e2eSeric register struct mailer *m; 80925a99e2eSeric { 81025a99e2eSeric register char *statmsg; 81125a99e2eSeric extern char *SysExMsg[]; 81225a99e2eSeric register int i; 81325a99e2eSeric extern int N_SysEx; 81429dd97a3Seric char buf[30]; 81525a99e2eSeric 81613bbc08cSeric /* 81713bbc08cSeric ** Compute status message from code. 81813bbc08cSeric */ 81913bbc08cSeric 82025a99e2eSeric i = stat - EX__BASE; 82125a99e2eSeric if (i < 0 || i > N_SysEx) 82225a99e2eSeric statmsg = NULL; 82325a99e2eSeric else 82425a99e2eSeric statmsg = SysExMsg[i]; 82525a99e2eSeric if (stat == 0) 826c38ba59cSeric { 8276cbfa739Seric if (bitset(M_LOCAL, m->m_flags)) 8283efaed6eSeric statmsg = "delivered"; 8293efaed6eSeric else 8303efaed6eSeric statmsg = "queued"; 831544026c5Seric message(Arpa_Info, statmsg); 832c38ba59cSeric } 8332c7e1b8dSeric # ifdef QUEUE 834c77d1c25Seric else if (stat == EX_TEMPFAIL) 835c77d1c25Seric { 836c77d1c25Seric message(Arpa_Info, "transmission deferred"); 837c77d1c25Seric } 8382c7e1b8dSeric # endif QUEUE 83925a99e2eSeric else 84025a99e2eSeric { 841c1f9df2cSeric Errors++; 842ed854c7bSeric FatalErrors = TRUE; 84325a99e2eSeric if (statmsg == NULL && m->m_badstat != 0) 84425a99e2eSeric { 84525a99e2eSeric stat = m->m_badstat; 84625a99e2eSeric i = stat - EX__BASE; 84725a99e2eSeric # ifdef DEBUG 84825a99e2eSeric if (i < 0 || i >= N_SysEx) 84925a99e2eSeric syserr("Bad m_badstat %d", stat); 85025a99e2eSeric else 85125a99e2eSeric # endif DEBUG 85225a99e2eSeric statmsg = SysExMsg[i]; 85325a99e2eSeric } 85425a99e2eSeric if (statmsg == NULL) 85525a99e2eSeric usrerr("unknown mailer response %d", stat); 856c38ba59cSeric else if (force || !bitset(M_QUIET, m->m_flags) || Verbose) 85725a99e2eSeric usrerr("%s", statmsg); 858793d9f34Seric else 859793d9f34Seric fprintf(Xscript, "%s\n", statmsg); 86025a99e2eSeric } 86125a99e2eSeric 86225a99e2eSeric /* 86325a99e2eSeric ** Final cleanup. 86425a99e2eSeric ** Log a record of the transaction. Compute the new 86525a99e2eSeric ** ExitStat -- if we already had an error, stick with 86625a99e2eSeric ** that. 86725a99e2eSeric */ 86825a99e2eSeric 86925a99e2eSeric if (statmsg == NULL) 87029dd97a3Seric { 871db8841e9Seric (void) sprintf(buf, "error %d", stat); 87229dd97a3Seric statmsg = buf; 87329dd97a3Seric } 87429dd97a3Seric 87529dd97a3Seric # ifdef LOG 876*6ef48975Seric if (LogLevel > 1) 877*6ef48975Seric syslog(LOG_INFO, "%s: to=%s, stat=%s", MsgId, CurEnv->e_to, statmsg); 87825a99e2eSeric # endif LOG 8792c7e1b8dSeric # ifdef QUEUE 880c77d1c25Seric if (stat != EX_TEMPFAIL) 8812c7e1b8dSeric # endif QUEUE 882243921eeSeric setstat(stat); 88325a99e2eSeric } 88425a99e2eSeric /* 88551552439Seric ** PUTFROMLINE -- output a UNIX-style from line (or whatever) 88625a99e2eSeric ** 88751552439Seric ** This can be made an arbitrary message separator by changing $l 88851552439Seric ** 88951552439Seric ** One of the ugliest hacks seen by human eyes is 89051552439Seric ** contained herein: UUCP wants those stupid 89151552439Seric ** "remote from <host>" lines. Why oh why does a 89251552439Seric ** well-meaning programmer such as myself have to 89351552439Seric ** deal with this kind of antique garbage???? 89425a99e2eSeric ** 89525a99e2eSeric ** Parameters: 89651552439Seric ** fp -- the file to output to. 89751552439Seric ** m -- the mailer describing this entry. 89825a99e2eSeric ** 89925a99e2eSeric ** Returns: 90051552439Seric ** none 90125a99e2eSeric ** 90225a99e2eSeric ** Side Effects: 90351552439Seric ** outputs some text to fp. 90425a99e2eSeric */ 90525a99e2eSeric 90651552439Seric putfromline(fp, m) 90751552439Seric register FILE *fp; 90851552439Seric register MAILER *m; 90925a99e2eSeric { 91051552439Seric char buf[MAXLINE]; 91125a99e2eSeric 91251552439Seric if (bitset(M_NHDR, m->m_flags)) 91351552439Seric return; 91413bbc08cSeric 9152c7e1b8dSeric # ifdef UGLYUUCP 916a49f24c0Seric if (bitset(M_UGLYUUCP, m->m_flags)) 91774b6e67bSeric { 91874b6e67bSeric extern char *macvalue(); 91974b6e67bSeric char *sys = macvalue('g'); 92074b6e67bSeric char *bang = index(sys, '!'); 92174b6e67bSeric 92274b6e67bSeric if (bang == NULL) 92374b6e67bSeric syserr("No ! in UUCP! (%s)", sys); 92474b6e67bSeric else 92574b6e67bSeric *bang = '\0'; 926518ad6b6Seric expand("From $f $d remote from $g\n", buf, 92751552439Seric &buf[sizeof buf - 1], CurEnv); 92874b6e67bSeric *bang = '!'; 92974b6e67bSeric } 930a36e30c9Seric else 9312c7e1b8dSeric # endif UGLYUUCP 93251552439Seric expand("$l\n", buf, &buf[sizeof buf - 1], CurEnv); 933d90b8d00Seric putline(buf, fp, bitset(M_FULLSMTP, m->m_flags)); 934bc6e2962Seric } 935bc6e2962Seric /* 93651552439Seric ** PUTHEADER -- put the header part of a message from the in-core copy 937bc6e2962Seric ** 938bc6e2962Seric ** Parameters: 939bc6e2962Seric ** fp -- file to put it on. 940bc6e2962Seric ** m -- mailer to use. 94151552439Seric ** e -- envelope to use. 942bc6e2962Seric ** 943bc6e2962Seric ** Returns: 944bc6e2962Seric ** none. 945bc6e2962Seric ** 946bc6e2962Seric ** Side Effects: 947bc6e2962Seric ** none. 948bc6e2962Seric */ 949bc6e2962Seric 95051552439Seric putheader(fp, m, e) 951bc6e2962Seric register FILE *fp; 952bc6e2962Seric register struct mailer *m; 95351552439Seric register ENVELOPE *e; 954bc6e2962Seric { 955bc6e2962Seric char buf[BUFSIZ]; 956bc6e2962Seric register HDR *h; 957bc6e2962Seric extern char *arpadate(); 958bc6e2962Seric extern char *capitalize(); 959bc6e2962Seric extern char *hvalue(); 960bc6e2962Seric extern bool samefrom(); 961bc6e2962Seric char *of_line; 962d90b8d00Seric char obuf[MAXLINE]; 963d90b8d00Seric register char *obp; 964d90b8d00Seric bool fullsmtp = bitset(M_FULLSMTP, m->m_flags); 965bc6e2962Seric 966894de7daSeric of_line = hvalue("original-from"); 96751552439Seric for (h = e->e_header; h != NULL; h = h->h_link) 9686328bdf7Seric { 96913bbc08cSeric register char *p; 97051552439Seric char *origfrom = e->e_origfrom; 971894de7daSeric bool nooutput; 97213bbc08cSeric 973894de7daSeric nooutput = FALSE; 9749e9163a0Seric if (bitset(H_CHECK|H_ACHECK, h->h_flags) && !bitset(h->h_mflags, m->m_flags)) 975894de7daSeric nooutput = TRUE; 976894de7daSeric 977894de7daSeric /* use From: line from message if generated is the same */ 97887bd9a02Seric if (strcmp(h->h_field, "from") == 0 && origfrom != NULL && 979894de7daSeric strcmp(m->m_from, "$f") == 0 && of_line == NULL) 98087bd9a02Seric { 98187bd9a02Seric p = origfrom; 98287bd9a02Seric origfrom = NULL; 98387bd9a02Seric } 98487bd9a02Seric else if (bitset(H_DEFAULT, h->h_flags)) 9854ae18d0eSeric { 986b8a19582Seric /* macro expand value if generated internally */ 98751552439Seric expand(h->h_value, buf, &buf[sizeof buf], e); 9884ae18d0eSeric p = buf; 9894ae18d0eSeric } 9908c2bf25bSeric else if (bitset(H_ADDR, h->h_flags)) 9918c2bf25bSeric { 9928c2bf25bSeric register int opos; 9938c2bf25bSeric bool firstone = TRUE; 9948c2bf25bSeric 9958c2bf25bSeric /* 9968c2bf25bSeric ** Output the address list translated by the 9978c2bf25bSeric ** mailer and with commas. 9988c2bf25bSeric */ 9998c2bf25bSeric 10008c2bf25bSeric p = h->h_value; 10018c2bf25bSeric if (p == NULL || *p == '\0' || nooutput) 10028c2bf25bSeric continue; 1003d90b8d00Seric obp = obuf; 10041277f9a8Seric (void) sprintf(obp, "%s: ", capitalize(h->h_field)); 10058c2bf25bSeric opos = strlen(h->h_field) + 2; 1006d90b8d00Seric obp += opos; 1007b8a19582Seric 1008b8a19582Seric /* 1009b8a19582Seric ** Run through the list of values. 1010b8a19582Seric */ 1011b8a19582Seric 10128c2bf25bSeric while (*p != '\0') 10138c2bf25bSeric { 1014b8a19582Seric register char *name; 10158c2bf25bSeric extern char *remotename(); 10168c2bf25bSeric char savechar; 10178c2bf25bSeric 1018b8a19582Seric /* 1019b8a19582Seric ** Find the end of the name. New style names 1020b8a19582Seric ** end with a comma, old style names end with 1021b8a19582Seric ** a space character. However, spaces do not 1022b8a19582Seric ** necessarily delimit an old-style name -- at 1023b8a19582Seric ** signs mean keep going. 1024b8a19582Seric */ 1025b8a19582Seric 1026b8a19582Seric /* clean up the leading trash in source */ 1027b8a19582Seric while (*p != '\0' && (isspace(*p) || *p == ',')) 1028b8a19582Seric p++; 1029b8a19582Seric name = p; 1030b8a19582Seric 1031b8a19582Seric /* find end of name */ 1032bc28c57aSeric while (*p != '\0' && *p != ',') 1033bc28c57aSeric { 1034bc28c57aSeric extern bool isatword(); 1035bc28c57aSeric char *oldp; 1036bc28c57aSeric 103751552439Seric if (!e->e_oldstyle || !isspace(*p)) 1038bc28c57aSeric { 10398c2bf25bSeric p++; 1040bc28c57aSeric continue; 1041bc28c57aSeric } 1042b8a19582Seric 1043b8a19582Seric /* look to see if we have an at sign */ 1044bc28c57aSeric oldp = p; 1045bc28c57aSeric while (*p != '\0' && isspace(*p)) 1046bc28c57aSeric p++; 1047b8a19582Seric 1048bc28c57aSeric if (*p != '@' && !isatword(p)) 1049bc28c57aSeric { 1050bc28c57aSeric p = oldp; 1051bc28c57aSeric break; 1052bc28c57aSeric } 1053bc28c57aSeric p += *p == '@' ? 1 : 2; 1054bc28c57aSeric while (*p != '\0' && isspace(*p)) 1055bc28c57aSeric p++; 1056bc28c57aSeric } 1057b8a19582Seric /* at the end of one complete name */ 1058b8a19582Seric 1059b8a19582Seric /* strip off trailing white space */ 1060b8a19582Seric while (p >= name && (isspace(*p) || *p == ',')) 1061b8a19582Seric p--; 1062b8a19582Seric if (++p == name) 1063b8a19582Seric continue; 10648c2bf25bSeric savechar = *p; 10658c2bf25bSeric *p = '\0'; 10668c2bf25bSeric 10678c2bf25bSeric /* translate the name to be relative */ 1068f60462a7Seric name = remotename(name, m, FALSE); 10698c2bf25bSeric if (*name == '\0') 1070b8a19582Seric { 1071b8a19582Seric *p = savechar; 10728c2bf25bSeric continue; 1073b8a19582Seric } 10748c2bf25bSeric 10758c2bf25bSeric /* output the name with nice formatting */ 10768c2bf25bSeric opos += strlen(name); 10778c2bf25bSeric if (!firstone) 10788c2bf25bSeric opos += 2; 10798c2bf25bSeric if (opos > 78 && !firstone) 10808c2bf25bSeric { 1081d90b8d00Seric (void) sprintf(obp, ",\n"); 1082d90b8d00Seric putline(obuf, fp, fullsmtp); 1083d90b8d00Seric obp = obuf; 1084d90b8d00Seric (void) sprintf(obp, " "); 1085d90b8d00Seric obp += strlen(obp); 1086bc213ac6Seric opos = 8 + strlen(name); 10878c2bf25bSeric } 10888c2bf25bSeric else if (!firstone) 1089d90b8d00Seric { 1090d90b8d00Seric (void) sprintf(obp, ", "); 1091d90b8d00Seric obp += 2; 1092d90b8d00Seric } 1093d90b8d00Seric (void) sprintf(obp, "%s", name); 1094d90b8d00Seric obp += strlen(obp); 10958c2bf25bSeric firstone = FALSE; 10968c2bf25bSeric *p = savechar; 10978c2bf25bSeric } 10981277f9a8Seric (void) strcpy(obp, "\n"); 1099573fa002Seric putline(obuf, fp, fullsmtp); 11008c2bf25bSeric nooutput = TRUE; 11018c2bf25bSeric } 11024ae18d0eSeric else 11034ae18d0eSeric p = h->h_value; 1104894de7daSeric if (p == NULL || *p == '\0') 11059e9163a0Seric continue; 11065a0dcb5fSeric 11075a0dcb5fSeric /* hack, hack -- output Original-From field if different */ 1108894de7daSeric if (strcmp(h->h_field, "from") == 0 && origfrom != NULL) 1109894de7daSeric { 1110894de7daSeric /* output new Original-From line if needed */ 1111894de7daSeric if (of_line == NULL && !samefrom(p, origfrom)) 1112d90b8d00Seric { 1113d90b8d00Seric (void) sprintf(obuf, "Original-From: %s\n", origfrom); 1114d90b8d00Seric putline(obuf, fp, fullsmtp); 1115d90b8d00Seric } 1116894de7daSeric if (of_line != NULL && !nooutput && samefrom(p, of_line)) 1117894de7daSeric { 1118894de7daSeric /* delete Original-From: line if redundant */ 1119894de7daSeric p = of_line; 1120894de7daSeric of_line = NULL; 1121894de7daSeric } 1122894de7daSeric } 1123894de7daSeric else if (strcmp(h->h_field, "original-from") == 0 && of_line == NULL) 1124894de7daSeric nooutput = TRUE; 1125894de7daSeric 1126894de7daSeric /* finally, output the header line */ 1127894de7daSeric if (!nooutput) 1128894de7daSeric { 1129d90b8d00Seric (void) sprintf(obuf, "%s: %s\n", capitalize(h->h_field), p); 1130d90b8d00Seric putline(obuf, fp, fullsmtp); 1131894de7daSeric h->h_flags |= H_USED; 1132894de7daSeric } 11336328bdf7Seric } 113451552439Seric } 113551552439Seric /* 113651552439Seric ** PUTBODY -- put the body of a message. 113751552439Seric ** 113851552439Seric ** Parameters: 113951552439Seric ** fp -- file to output onto. 114051552439Seric ** m -- a mailer descriptor. 114151552439Seric ** xdot -- if set, use SMTP hidden dot algorithm. 114251552439Seric ** 114351552439Seric ** Returns: 114451552439Seric ** none. 114551552439Seric ** 114651552439Seric ** Side Effects: 114751552439Seric ** The message is written onto fp. 114851552439Seric */ 114951552439Seric 115051552439Seric putbody(fp, m, xdot) 115151552439Seric FILE *fp; 115251552439Seric struct mailer *m; 115351552439Seric bool xdot; 115451552439Seric { 115551552439Seric char buf[MAXLINE + 1]; 1156d90b8d00Seric bool fullsmtp = bitset(M_FULLSMTP, m->m_flags); 115751552439Seric 115851552439Seric /* 115951552439Seric ** Output the body of the message 116051552439Seric */ 116151552439Seric 11625e663df1Seric #ifdef lint 11635e663df1Seric /* m will be needed later for complete smtp emulation */ 11645e663df1Seric if (m == NULL) 11655e663df1Seric return; 11665e663df1Seric #endif lint 11675e663df1Seric 116851552439Seric if (TempFile != NULL) 116951552439Seric { 117051552439Seric rewind(TempFile); 117151552439Seric buf[0] = '.'; 117251552439Seric while (!ferror(fp) && fgets(&buf[1], sizeof buf - 1, TempFile) != NULL) 1173d90b8d00Seric putline((xdot && buf[1] == '.') ? buf : &buf[1], fp, fullsmtp); 117451552439Seric 117551552439Seric if (ferror(TempFile)) 117651552439Seric { 117751552439Seric syserr("putbody: read error"); 117851552439Seric ExitStat = EX_IOERR; 117951552439Seric } 118051552439Seric } 118151552439Seric 118251552439Seric (void) fflush(fp); 118351552439Seric if (ferror(fp) && errno != EPIPE) 118451552439Seric { 118551552439Seric syserr("putbody: write error"); 118651552439Seric ExitStat = EX_IOERR; 118751552439Seric } 118851552439Seric errno = 0; 118925a99e2eSeric } 119025a99e2eSeric /* 1191bc28c57aSeric ** ISATWORD -- tell if the word we are pointing to is "at". 1192bc28c57aSeric ** 1193bc28c57aSeric ** Parameters: 1194bc28c57aSeric ** p -- word to check. 1195bc28c57aSeric ** 1196bc28c57aSeric ** Returns: 1197bc28c57aSeric ** TRUE -- if p is the word at. 1198bc28c57aSeric ** FALSE -- otherwise. 1199bc28c57aSeric ** 1200bc28c57aSeric ** Side Effects: 1201bc28c57aSeric ** none. 1202bc28c57aSeric */ 1203bc28c57aSeric 1204bc28c57aSeric bool 1205bc28c57aSeric isatword(p) 1206bc28c57aSeric register char *p; 1207bc28c57aSeric { 1208bc28c57aSeric extern char lower(); 1209bc28c57aSeric 1210bc28c57aSeric if (lower(p[0]) == 'a' && lower(p[1]) == 't' && 1211bc28c57aSeric p[2] != '\0' && isspace(p[2])) 1212bc28c57aSeric return (TRUE); 1213bc28c57aSeric return (FALSE); 1214bc28c57aSeric } 1215bc28c57aSeric /* 12168c2bf25bSeric ** REMOTENAME -- return the name relative to the current mailer 12178c2bf25bSeric ** 12188c2bf25bSeric ** Parameters: 12198c2bf25bSeric ** name -- the name to translate. 1220f60462a7Seric ** force -- if set, forces rewriting even if the mailer 1221f60462a7Seric ** does not request it. Used for rewriting 1222f60462a7Seric ** sender addresses. 12238c2bf25bSeric ** 12248c2bf25bSeric ** Returns: 12258c2bf25bSeric ** the text string representing this address relative to 12268c2bf25bSeric ** the receiving mailer. 12278c2bf25bSeric ** 12288c2bf25bSeric ** Side Effects: 12298c2bf25bSeric ** none. 12308c2bf25bSeric ** 12318c2bf25bSeric ** Warnings: 12328c2bf25bSeric ** The text string returned is tucked away locally; 12338c2bf25bSeric ** copy it if you intend to save it. 12348c2bf25bSeric */ 12358c2bf25bSeric 12368c2bf25bSeric char * 1237f60462a7Seric remotename(name, m, force) 12388c2bf25bSeric char *name; 1239bc213ac6Seric struct mailer *m; 1240f60462a7Seric bool force; 12418c2bf25bSeric { 12428c2bf25bSeric static char buf[MAXNAME]; 12438c2bf25bSeric char lbuf[MAXNAME]; 12448c2bf25bSeric extern char *macvalue(); 12458c2bf25bSeric char *oldf = macvalue('f'); 1246bc213ac6Seric char *oldx = macvalue('x'); 1247bc213ac6Seric char *oldg = macvalue('g'); 12488c2bf25bSeric extern char **prescan(); 12498c2bf25bSeric register char **pvp; 1250bc213ac6Seric extern char *getxpart(); 12515e663df1Seric extern ADDRESS *buildaddr(); 12528c2bf25bSeric 12538c2bf25bSeric /* 1254f60462a7Seric ** See if this mailer wants the name to be rewritten. There are 1255f60462a7Seric ** many problems here, owing to the standards for doing replies. 1256f60462a7Seric ** In general, these names should only be rewritten if we are 1257f60462a7Seric ** sending to another host that runs sendmail. 1258f60462a7Seric */ 1259f60462a7Seric 1260f60462a7Seric if (!bitset(M_RELRCPT, m->m_flags) && !force) 12615e663df1Seric return (name); 1262f60462a7Seric 1263f60462a7Seric /* 12648c2bf25bSeric ** Do general rewriting of name. 12658c2bf25bSeric ** This will also take care of doing global name translation. 12668c2bf25bSeric */ 12678c2bf25bSeric 1268bc213ac6Seric define('x', getxpart(name)); 12698c2bf25bSeric pvp = prescan(name, '\0'); 1270b3069faaSeric if (pvp == NULL) 1271b3069faaSeric return (name); 12728c2bf25bSeric rewrite(pvp, 1); 12738c2bf25bSeric rewrite(pvp, 3); 12748c2bf25bSeric if (**pvp == CANONNET) 12758c2bf25bSeric { 12768c2bf25bSeric /* oops... resolved to something */ 12778c2bf25bSeric return (name); 12788c2bf25bSeric } 12798c2bf25bSeric cataddr(pvp, lbuf, sizeof lbuf); 12808c2bf25bSeric 12818c2bf25bSeric /* make the name relative to the receiving mailer */ 12828c2bf25bSeric define('f', lbuf); 128351552439Seric expand(m->m_from, buf, &buf[sizeof buf - 1], CurEnv); 12848c2bf25bSeric 12858c2bf25bSeric /* rewrite to get rid of garbage we added in the expand above */ 12868c2bf25bSeric pvp = prescan(buf, '\0'); 1287b3069faaSeric if (pvp == NULL) 1288b3069faaSeric return (name); 12898c2bf25bSeric rewrite(pvp, 2); 1290bc213ac6Seric cataddr(pvp, lbuf, sizeof lbuf); 1291bc213ac6Seric 1292bc213ac6Seric /* now add any comment info we had before back */ 1293bc213ac6Seric define('g', lbuf); 129451552439Seric expand("$q", buf, &buf[sizeof buf - 1], CurEnv); 12958c2bf25bSeric 12968c2bf25bSeric define('f', oldf); 1297bc213ac6Seric define('g', oldg); 1298bc213ac6Seric define('x', oldx); 12998c2bf25bSeric 13008c2bf25bSeric # ifdef DEBUG 1301*6ef48975Seric if (tTd(12, 1)) 13028c2bf25bSeric printf("remotename(%s) => `%s'\n", name, buf); 13038c2bf25bSeric # endif DEBUG 13048c2bf25bSeric return (buf); 13058c2bf25bSeric } 13068c2bf25bSeric /* 130787bd9a02Seric ** SAMEFROM -- tell if two text addresses represent the same from address. 130887bd9a02Seric ** 130987bd9a02Seric ** Parameters: 131087bd9a02Seric ** ifrom -- internally generated form of from address. 131187bd9a02Seric ** efrom -- external form of from address. 131287bd9a02Seric ** 131387bd9a02Seric ** Returns: 131487bd9a02Seric ** TRUE -- if they convey the same info. 131587bd9a02Seric ** FALSE -- if any information has been lost. 131687bd9a02Seric ** 131787bd9a02Seric ** Side Effects: 131887bd9a02Seric ** none. 131987bd9a02Seric */ 132087bd9a02Seric 132187bd9a02Seric bool 132287bd9a02Seric samefrom(ifrom, efrom) 132387bd9a02Seric char *ifrom; 132487bd9a02Seric char *efrom; 132587bd9a02Seric { 1326894de7daSeric register char *p; 1327894de7daSeric char buf[MAXNAME + 4]; 1328894de7daSeric 1329894de7daSeric # ifdef DEBUG 1330*6ef48975Seric if (tTd(3, 8)) 1331894de7daSeric printf("samefrom(%s,%s)-->", ifrom, efrom); 1332894de7daSeric # endif DEBUG 1333894de7daSeric if (strcmp(ifrom, efrom) == 0) 1334894de7daSeric goto success; 1335894de7daSeric p = index(ifrom, '@'); 1336894de7daSeric if (p == NULL) 1337894de7daSeric goto failure; 1338894de7daSeric *p = '\0'; 13395e663df1Seric (void) strcpy(buf, ifrom); 13405e663df1Seric (void) strcat(buf, " at "); 1341894de7daSeric *p++ = '@'; 13425e663df1Seric (void) strcat(buf, p); 1343894de7daSeric if (strcmp(buf, efrom) == 0) 1344894de7daSeric goto success; 1345894de7daSeric 1346894de7daSeric failure: 1347894de7daSeric # ifdef DEBUG 1348*6ef48975Seric if (tTd(3, 8)) 1349894de7daSeric printf("FALSE\n"); 1350894de7daSeric # endif DEBUG 1351894de7daSeric return (FALSE); 1352894de7daSeric 1353894de7daSeric success: 1354894de7daSeric # ifdef DEBUG 1355*6ef48975Seric if (tTd(3, 8)) 1356894de7daSeric printf("TRUE\n"); 1357894de7daSeric # endif DEBUG 1358894de7daSeric return (TRUE); 135987bd9a02Seric } 136087bd9a02Seric /* 136125a99e2eSeric ** MAILFILE -- Send a message to a file. 136225a99e2eSeric ** 1363f129ec7dSeric ** If the file has the setuid/setgid bits set, but NO execute 1364f129ec7dSeric ** bits, sendmail will try to become the owner of that file 1365f129ec7dSeric ** rather than the real user. Obviously, this only works if 1366f129ec7dSeric ** sendmail runs as root. 1367f129ec7dSeric ** 136825a99e2eSeric ** Parameters: 136925a99e2eSeric ** filename -- the name of the file to send to. 13706259796dSeric ** ctladdr -- the controlling address header -- includes 13716259796dSeric ** the userid/groupid to be when sending. 137225a99e2eSeric ** 137325a99e2eSeric ** Returns: 137425a99e2eSeric ** The exit code associated with the operation. 137525a99e2eSeric ** 137625a99e2eSeric ** Side Effects: 137725a99e2eSeric ** none. 137825a99e2eSeric */ 137925a99e2eSeric 13806259796dSeric mailfile(filename, ctladdr) 138125a99e2eSeric char *filename; 13826259796dSeric ADDRESS *ctladdr; 138325a99e2eSeric { 138425a99e2eSeric register FILE *f; 138532d19d43Seric register int pid; 138625a99e2eSeric 138732d19d43Seric /* 138832d19d43Seric ** Fork so we can change permissions here. 138932d19d43Seric ** Note that we MUST use fork, not vfork, because of 139032d19d43Seric ** the complications of calling subroutines, etc. 139132d19d43Seric */ 139232d19d43Seric 139332d19d43Seric DOFORK(fork); 139432d19d43Seric 139532d19d43Seric if (pid < 0) 139632d19d43Seric return (EX_OSERR); 139732d19d43Seric else if (pid == 0) 139832d19d43Seric { 139932d19d43Seric /* child -- actually write to file */ 1400f129ec7dSeric struct stat stb; 1401f129ec7dSeric 14020984da9fSeric (void) signal(SIGINT, SIG_DFL); 14030984da9fSeric (void) signal(SIGHUP, SIG_DFL); 14040984da9fSeric (void) signal(SIGTERM, SIG_DFL); 1405f129ec7dSeric umask(OldUmask); 1406f129ec7dSeric if (stat(filename, &stb) < 0) 1407e6e1265fSeric stb.st_mode = 0666; 1408f129ec7dSeric if (bitset(0111, stb.st_mode)) 1409f129ec7dSeric exit(EX_CANTCREAT); 141003827b5fSeric if (ctladdr == NULL) 14117a941e7aSeric ctladdr = &CurEnv->e_from; 1412f129ec7dSeric if (!bitset(S_ISGID, stb.st_mode) || setgid(stb.st_gid) < 0) 1413e36b99e2Seric { 1414e36b99e2Seric if (ctladdr->q_uid == 0) 1415e36b99e2Seric (void) setgid(DefGid); 1416e36b99e2Seric else 14176259796dSeric (void) setgid(ctladdr->q_gid); 1418e36b99e2Seric } 1419f129ec7dSeric if (!bitset(S_ISUID, stb.st_mode) || setuid(stb.st_uid) < 0) 1420e36b99e2Seric { 1421e36b99e2Seric if (ctladdr->q_uid == 0) 1422e36b99e2Seric (void) setuid(DefUid); 1423e36b99e2Seric else 14246259796dSeric (void) setuid(ctladdr->q_uid); 1425e36b99e2Seric } 142627628d59Seric f = dfopen(filename, "a"); 142725a99e2eSeric if (f == NULL) 142832d19d43Seric exit(EX_CANTCREAT); 142925a99e2eSeric 143051552439Seric putfromline(f, Mailer[1]); 143151552439Seric (*CurEnv->e_puthdr)(f, Mailer[1], CurEnv); 1432d90b8d00Seric fputs("\n", f); 143351552439Seric (*CurEnv->e_putbody)(f, Mailer[1], FALSE); 143425a99e2eSeric fputs("\n", f); 1435db8841e9Seric (void) fclose(f); 143632d19d43Seric (void) fflush(stdout); 1437e36b99e2Seric 143827628d59Seric /* reset ISUID & ISGID bits for paranoid systems */ 1439c77d1c25Seric (void) chmod(filename, (int) stb.st_mode); 144032d19d43Seric exit(EX_OK); 144113bbc08cSeric /*NOTREACHED*/ 144232d19d43Seric } 144332d19d43Seric else 144432d19d43Seric { 144532d19d43Seric /* parent -- wait for exit status */ 144632d19d43Seric register int i; 144732d19d43Seric auto int stat; 144832d19d43Seric 144932d19d43Seric while ((i = wait(&stat)) != pid) 145032d19d43Seric { 145132d19d43Seric if (i < 0) 145232d19d43Seric { 145332d19d43Seric stat = EX_OSERR << 8; 145432d19d43Seric break; 145532d19d43Seric } 145632d19d43Seric } 14570984da9fSeric if ((stat & 0377) != 0) 14580984da9fSeric stat = EX_UNAVAILABLE << 8; 145932d19d43Seric return ((stat >> 8) & 0377); 146032d19d43Seric } 146125a99e2eSeric } 1462ea4dc939Seric /* 1463ea4dc939Seric ** SENDALL -- actually send all the messages. 1464ea4dc939Seric ** 1465ea4dc939Seric ** Parameters: 14660c52a0b3Seric ** e -- the envelope to send. 1467ea4dc939Seric ** verifyonly -- if set, only give verification messages. 1468ea4dc939Seric ** 1469ea4dc939Seric ** Returns: 1470ea4dc939Seric ** none. 1471ea4dc939Seric ** 1472ea4dc939Seric ** Side Effects: 1473ea4dc939Seric ** Scans the send lists and sends everything it finds. 14740c52a0b3Seric ** Delivers any appropriate error messages. 1475ea4dc939Seric */ 1476ea4dc939Seric 14770c52a0b3Seric sendall(e, verifyonly) 14780c52a0b3Seric ENVELOPE *e; 1479ea4dc939Seric bool verifyonly; 1480ea4dc939Seric { 1481e77e673fSeric register ADDRESS *q; 1482ea4dc939Seric 1483772e6e50Seric # ifdef DEBUG 1484*6ef48975Seric if (tTd(13, 2)) 1485772e6e50Seric { 1486772e6e50Seric printf("\nSend Queue:\n"); 14870c52a0b3Seric printaddr(e->e_sendqueue, TRUE); 1488772e6e50Seric } 1489772e6e50Seric # endif DEBUG 1490ea4dc939Seric 14910c52a0b3Seric /* 14920c52a0b3Seric ** Run through the list and send everything. 14930c52a0b3Seric */ 14940c52a0b3Seric 14950c52a0b3Seric for (q = e->e_sendqueue; q != NULL; q = q->q_next) 1496ea4dc939Seric { 1497ea4dc939Seric if (verifyonly) 1498ea4dc939Seric { 14997a941e7aSeric CurEnv->e_to = q->q_paddr; 1500e77e673fSeric if (!bitset(QDONTSEND|QBADADDR, q->q_flags)) 1501ea4dc939Seric message(Arpa_Info, "deliverable"); 1502ea4dc939Seric } 1503ea4dc939Seric else 150451552439Seric (void) deliver(q); 1505ea4dc939Seric } 15060c52a0b3Seric 15070c52a0b3Seric /* 15080c52a0b3Seric ** Now run through and check for errors. 15090c52a0b3Seric */ 15100c52a0b3Seric 15110c52a0b3Seric if (verifyonly) 15120c52a0b3Seric return; 15130c52a0b3Seric 15140c52a0b3Seric for (q = e->e_sendqueue; q != NULL; q = q->q_next) 15150c52a0b3Seric { 15160c52a0b3Seric register ADDRESS *qq; 15170c52a0b3Seric 15180c52a0b3Seric if (bitset(QQUEUEUP, q->q_flags)) 15190c52a0b3Seric e->e_queueup = TRUE; 15200c52a0b3Seric if (!bitset(QBADADDR, q->q_flags)) 15210c52a0b3Seric continue; 15220c52a0b3Seric 15230c52a0b3Seric /* we have an address that failed -- find the parent */ 15240c52a0b3Seric for (qq = q; qq != NULL; qq = qq->q_alias) 15250c52a0b3Seric { 15260c52a0b3Seric char obuf[MAXNAME + 6]; 15270c52a0b3Seric extern char *aliaslookup(); 15280c52a0b3Seric 15290c52a0b3Seric /* we can only have owners for local addresses */ 15300c52a0b3Seric if (!bitset(M_LOCAL, qq->q_mailer->m_flags)) 15310c52a0b3Seric continue; 15320c52a0b3Seric 15330c52a0b3Seric /* see if the owner list exists */ 15340c52a0b3Seric (void) strcpy(obuf, "owner-"); 1535cec031e3Seric if (strncmp(qq->q_user, "owner-", 6) == 0) 1536cec031e3Seric (void) strcat(obuf, "owner"); 1537cec031e3Seric else 15380c52a0b3Seric (void) strcat(obuf, qq->q_user); 15390c52a0b3Seric if (aliaslookup(obuf) == NULL) 15400c52a0b3Seric continue; 15410c52a0b3Seric 15420c52a0b3Seric /* owner list exists -- add it to the error queue */ 15430c52a0b3Seric qq->q_flags &= ~QPRIMARY; 15440c52a0b3Seric sendto(obuf, 1, qq, &e->e_errorqueue); 15450c52a0b3Seric MailBack = TRUE; 15460c52a0b3Seric break; 15470c52a0b3Seric } 15480c52a0b3Seric 15490c52a0b3Seric /* if we did not find an owner, send to the sender */ 15500c52a0b3Seric if (qq == NULL) 15510c52a0b3Seric sendto(e->e_from.q_paddr, 1, qq, &e->e_errorqueue); 15520c52a0b3Seric } 15530c52a0b3Seric } 15540c52a0b3Seric /* 15550c52a0b3Seric ** CHECKERRORS -- check a queue of addresses and process errors. 15560c52a0b3Seric ** 15570c52a0b3Seric ** Parameters: 15580c52a0b3Seric ** e -- the envelope to check. 15590c52a0b3Seric ** 15600c52a0b3Seric ** Returns: 15610c52a0b3Seric ** none. 15620c52a0b3Seric ** 15630c52a0b3Seric ** Side Effects: 15640c52a0b3Seric ** Arranges to queue all tempfailed messages in q 15650c52a0b3Seric ** or deliver error responses. 15660c52a0b3Seric */ 15670c52a0b3Seric 15680c52a0b3Seric checkerrors(e) 15690c52a0b3Seric register ENVELOPE *e; 15700c52a0b3Seric { 15710c52a0b3Seric # ifdef DEBUG 1572*6ef48975Seric if (tTd(4, 1)) 15730c52a0b3Seric { 1574e1e0dfbfSeric printf("\ncheckerrors: FatalErrors %d, errorqueue:\n"); 15750c52a0b3Seric printaddr(e->e_errorqueue, TRUE); 15760c52a0b3Seric } 15770c52a0b3Seric # endif DEBUG 15780c52a0b3Seric 15790c52a0b3Seric /* mail back the transcript on errors */ 15800c52a0b3Seric if (FatalErrors) 15810c52a0b3Seric savemail(); 15820c52a0b3Seric 15830c52a0b3Seric /* queue up anything laying around */ 15840c52a0b3Seric if (e->e_queueup) 15850c52a0b3Seric { 15860c52a0b3Seric # ifdef QUEUE 15870c52a0b3Seric queueup(e, FALSE); 15880c52a0b3Seric # else QUEUE 15890c52a0b3Seric syserr("finis: trying to queue %s", e->e_df); 15900c52a0b3Seric # endif QUEUE 15910c52a0b3Seric } 1592ea4dc939Seric } 1593