X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/59ae7b80f479fd5d406cd549f7740849bdc76dc0..9322ba2854211794c27fae9468768b80b767c211:/uip/post.c diff --git a/uip/post.c b/uip/post.c index 09ca15e5..9973beb7 100644 --- a/uip/post.c +++ b/uip/post.c @@ -1,4 +1,3 @@ - /* * post.c -- enter messages into the mail transport system * @@ -15,13 +14,9 @@ #include #include #include - #include #include -#include -#include - #ifdef HAVE_SYS_TIME_H # include #endif @@ -41,6 +36,12 @@ # define TLSminc(a) 0 #endif /* TLS_SUPPORT */ +#ifndef OAUTH_SUPPORT +# define OAUTHminc(a) (a) +#else /* OAUTH_SUPPORT */ +# define OAUTHminc(a) 0 +#endif /* OAUTH_SUPPORT */ + #define FCCS 10 /* max number of fccs allowed */ /* In the following array of structures, the numeric second field of the @@ -50,94 +51,89 @@ 0 : Switch can't be abbreviated; switch shown in -help. # : Switch can be abbreviated to # characters; switch shown in -help. */ -static struct swit switches[] = { -#define ALIASW 0 - { "alias aliasfile", 0 }, -#define CHKSW 1 - { "check", -5 }, /* interface from whom */ -#define NCHKSW 2 - { "nocheck", -7 }, /* interface from whom */ -#define DEBUGSW 3 - { "debug", -5 }, -#define DISTSW 4 - { "dist", -4 }, /* interface from dist */ -#define FILTSW 5 - { "filter filterfile", 0 }, -#define NFILTSW 6 - { "nofilter", 0 }, -#define FRMTSW 7 - { "format", 0 }, -#define NFRMTSW 8 - { "noformat", 0 }, -#define LIBSW 9 - { "library directory", -7 }, /* interface from send, whom */ -#define MIMESW 10 - { "mime", 0 }, -#define NMIMESW 11 - { "nomime", 0 }, -#define MSGDSW 12 - { "msgid", 0 }, -#define NMSGDSW 13 - { "nomsgid", 0 }, -#define VERBSW 14 - { "verbose", 0 }, -#define NVERBSW 15 - { "noverbose", 0 }, -#define WATCSW 16 - { "watch", 0 }, -#define NWATCSW 17 - { "nowatch", 0 }, -#define WHOMSW 18 - { "whom", -4 }, /* interface from whom */ -#define WIDTHSW 19 - { "width columns", 0 }, -#define VERSIONSW 20 - { "version", 0 }, -#define HELPSW 21 - { "help", 0 }, -#define BITSTUFFSW 22 - { "dashstuffing", -12 }, /* should we dashstuff BCC messages? */ -#define NBITSTUFFSW 23 - { "nodashstuffing", -14 }, -#define ANNOSW 24 - { "idanno number", -6 }, /* interface from send */ -#define CLIESW 25 - { "client host", -6 }, -#define SERVSW 26 - { "server host", 6 }, /* specify alternate SMTP server */ -#define SNOOPSW 27 - { "snoop", -5 }, /* snoop the SMTP transaction */ -#define PARTSW 28 - { "partno", -6 }, -#define QUEUESW 29 - { "queued", -6 }, -#define SASLSW 30 - { "sasl", SASLminc(-4) }, -#define NOSASLSW 31 - { "nosasl", SASLminc(-6) }, -#define SASLMXSSFSW 32 - { "saslmaxssf", SASLminc(-10) }, -#define SASLMECHSW 33 - { "saslmech", SASLminc(-5) }, -#define USERSW 34 - { "user", SASLminc(-4) }, -#define PORTSW 35 - { "port server port name/number", 4 }, -#define TLSSW 36 - { "tls", TLSminc(-3) }, -#define NTLSSW 37 - { "notls", TLSminc(-5) }, -#define FILEPROCSW 38 - { "fileproc", -4 }, -#define MHLPROCSW 39 - { "mhlproc", -3 }, -#define MTSSW 40 - { "mts smtp|sendmail/smtp|sendmail/pipe", 2 }, -#define MESSAGEIDSW 41 - { "messageid localname|random", 2 }, - { NULL, 0 } -}; +#define POST_SWITCHES \ + X("alias aliasfile", 0, ALIASW) \ + X("check", -5, CHKSW) /* interface from whom */ \ + X("nocheck", -7, NCHKSW) /* interface from whom */ \ + X("debug", -5, DEBUGSW) \ + X("dist", -4, DISTSW) /* interface from dist */ \ + X("filter filterfile", 0, FILTSW) \ + X("nofilter", 0, NFILTSW) \ + X("format", 0, FRMTSW) \ + X("noformat", 0, NFRMTSW) \ + X("library directory", -7, LIBSW) /* interface from send, whom */ \ + X("mime", 0, MIMESW) \ + X("nomime", 0, NMIMESW) \ + X("msgid", 0, MSGDSW) \ + X("nomsgid", 0, NMSGDSW) \ + X("verbose", 0, VERBSW) \ + X("noverbose", 0, NVERBSW) \ + X("watch", 0, WATCSW) \ + X("nowatch", 0, NWATCSW) \ + X("whom", -4, WHOMSW) /* interface from whom */ \ + X("width columns", 0, WIDTHSW) \ + X("version", 0, VERSIONSW) \ + X("help", 0, HELPSW) \ + X("dashstuffing", -12, BITSTUFFSW) /* should we dashstuff BCC messages? */ \ + X("nodashstuffing", -14, NBITSTUFFSW) \ + X("idanno number", -6, ANNOSW) /* interface from send */ \ + X("client host", -6, CLIESW) \ + X("server host", 6, SERVSW) /* specify alternate SMTP server */ \ + X("snoop", -5, SNOOPSW) /* snoop the SMTP transaction */ \ + X("partno", -6, PARTSW) \ + X("sasl", SASLminc(4), SASLSW) \ + X("nosasl", SASLminc(6), NOSASLSW) \ + X("saslmech", SASLminc(5), SASLMECHSW) \ + X("user", SASLminc(-4), USERSW) \ + X("port server submission port name/number", 4, PORTSW) \ + X("tls", TLSminc(-3), TLSSW) \ + X("initialtls", TLSminc(-10), INITTLSSW) \ + X("notls", TLSminc(-5), NTLSSW) \ + X("certverify", TLSminc(-10), CERTVERSW) \ + X("nocertverify", TLSminc(-12), NOCERTVERSW) \ + X("fileproc", -4, FILEPROCSW) \ + X("mhlproc", -3, MHLPROCSW) \ + X("sendmail program", 0, MTSSM) \ + X("mts smtp|sendmail/smtp|sendmail/pipe", 2, MTSSW) \ + X("credentials legacy|file:filename", 0, CREDENTIALSSW) \ + X("messageid localname|random", 2, MESSAGEIDSW) \ + X("authservice auth-service-name", OAUTHminc(-11), AUTHSERVICESW) \ + X("oauthcredfile credential-file", OAUTHminc(-7), OAUTHCREDFILESW) \ + X("oauthclientid client-id", OAUTHminc(-12), OAUTHCLIDSW) \ + X("oauthclientsecret client-secret", OAUTHminc(-12), OAUTHCLSECSW) \ + X("oauthauthendpoint authentication-endpoint", OAUTHminc(-6), OAUTHAUTHENDSW) \ + X("oauthredirect redirect-uri", OAUTHminc(-6), OAUTHREDIRSW) \ + X("oauthtokenendpoint token-endpoint", OAUTHminc(-6), OAUTHTOKENDSW) \ + X("oauthscope scope", OAUTHminc(-6), OAUTHSCOPESW) \ + +#define X(sw, minchars, id) id, +DEFINE_SWITCH_ENUM(POST); +#undef X + +#define X(sw, minchars, id) { sw, minchars, id }, +DEFINE_SWITCH_ARRAY(POST, switches); +#undef X + +/* + * Mapping between command-line switches and profile entries, communicated + * from 'send'. We use a service name of 'post' internally. + */ + +static struct oauth_profile { + const char *profname; + int switchnum; + const char *value; +} oauthswitches[] = { + { "oauth-%s-credential-file", OAUTHCREDFILESW, NULL }, + { "oauth-%s-client_id", OAUTHCLIDSW, NULL }, + { "oauth-%s-client_secret", OAUTHCLSECSW, NULL }, + { "oauth-%s-auth_endpoint", OAUTHAUTHENDSW, NULL }, + { "oauth-%s-redirect_uri", OAUTHREDIRSW, NULL }, + { "oauth-%s-token_endpoint", OAUTHTOKENDSW, NULL }, + { "oauth-%s-scope", OAUTHSCOPESW, NULL }, + { NULL, 0, NULL } +}; struct headers { char *value; @@ -162,6 +158,8 @@ struct headers { #define HDCC 0x0400 /* another undocumented feature */ #define HONE 0x0800 /* Only (zero or) one address allowed */ #define HEFM 0x1000 /* Envelope-From: header */ +#define HMIM 0x2000 /* MIME-Version: header */ +#define HCTE 0x4000 /* Content-Transfer-Encoding: header */ /* * flags for headers->set @@ -174,7 +172,7 @@ struct headers { #define MSND 0x0020 /* we've seen a Sender: */ #define MRSN 0x0040 /* We've seen a Resent-Sendr:*/ #define MEFM 0x0080 /* We've seen Envelope-From: */ - +#define MMIM 0x0100 /* We've seen Mime-Version: */ static struct headers NHeaders[] = { { "Return-Path", HBAD, 0 }, @@ -191,6 +189,8 @@ static struct headers NHeaders[] = { { "Message-ID", HBAD, 0 }, { "Fcc", HFCC, 0 }, { "Envelope-From", HADR|HONE|HEFM, MEFM }, + { "MIME-Version", HMIM, MMIM }, + { "Content-Transfer-Encoding", HCTE, 0 }, { NULL, 0, 0 } }; @@ -214,6 +214,8 @@ static struct headers RHeaders[] = { { "Bcc", HADR|HTRY|HBCC|HNIL, 0 }, { "Fcc", HIGN, 0 }, { "Envelope-From", HADR|HONE|HEFM, MEFM }, + { "MIME-Version", HMIM, MMIM }, + { "Content-Transfer-Encoding", HCTE, 0 }, { NULL, 0, 0 } }; @@ -221,8 +223,6 @@ static short fccind = 0; /* index into fccfold[] */ static short outputlinelen = OUTPUTLINELEN; static int pfd = NOTOK; /* fd to write annotation list to */ -static uid_t myuid= -1; /* my user id */ -static gid_t mygid= -1; /* my group id */ static int recipients = 0; /* how many people will get a copy */ static int unkadr = 0; /* how many of those were unknown */ static int badadr = 0; /* number of bad addrs */ @@ -238,11 +238,10 @@ static int checksw = 0; /* whom -check */ static int linepos=0; /* putadr()'s position on the line */ static int nameoutput=0; /* putadr() has output header name */ static int sasl=0; /* Use SASL auth for SMTP */ -static int saslssf=-1; /* Our maximum SSF for SASL */ static char *saslmech=NULL; /* Force use of particular SASL mech */ static char *user=NULL; /* Authenticate as this user */ -static char *port="smtp"; /* Name of server port for SMTP */ -static int tls=0; /* Use TLS for encryption */ +static char *port="submission"; /* Name of server port for SMTP submission */ +static int tlsflag=0; /* Flags to control TLS settings */ static int fromcount=0; /* Count of addresses on From: header */ static int seensender=0; /* Have we seen a Sender: header? */ @@ -263,10 +262,11 @@ static char from[BUFSIZ]; /* my network address */ static char sender[BUFSIZ]; /* my Sender: header */ static char efrom[BUFSIZ]; /* my Envelope-From: header */ static char fullfrom[BUFSIZ]; /* full contents of From header */ -static char signature[BUFSIZ]; /* my signature */ static char *filter = NULL; /* the filter for BCC'ing */ static char *subject = NULL; /* the subject field for BCC'ing */ static char *fccfold[FCCS]; /* foldernames for FCC'ing */ +enum encoding { UNKNOWN = 0, BINARY = 1, SEVENBIT = 7, EIGHTBIT = 8 }; +static enum encoding cte = UNKNOWN; static struct headers *hdrtab; /* table for the message we're doing */ @@ -279,17 +279,14 @@ static int snoop = 0; static char *clientsw = NULL; static char *serversw = NULL; -extern struct smtp sm_reply; - static char prefix[] = "----- =_aaaaaaaaaa"; static char *partno = NULL; -static int queued = 0; /* * static prototypes */ -static void putfmt (char *, char *, FILE *); +static void putfmt (char *, char *, int *, FILE *); static void start_headers (void); static void finish_headers (FILE *); static int get_header (char *, struct headers *); @@ -299,16 +296,16 @@ static int insert (struct mailname *); static void pl (void); static void anno (void); static int annoaux (struct mailname *); -static void insert_fcc (struct headers *, unsigned char *); +static void insert_fcc (struct headers *, char *); static void make_bcc_file (int); -static void verify_all_addresses (int, char *); +static void verify_all_addresses (int, int, char *, int, char *); static void chkadr (void); static void sigon (void); static void sigoff (void); static void p_refile (char *); static void fcc (char *, char *); static void die (char *, char *, ...); -static void post (char *, int, int, char *); +static void post (char *, int, int, int, char *, int, char *); static void do_text (char *file, int fd); static void do_an_address (struct mailname *, int); static void do_addresses (int, int); @@ -318,27 +315,23 @@ static int find_prefix (void); int main (int argc, char **argv) { - int state, compnum, dashstuff = 0; + int state, compnum, dashstuff = 0, swnum, oauth_flag = 0, tls = -1; + int noverify = 0; + int eai = 0; /* use Email Address Internationalization (EAI) (SMTPUTF8) */ char *cp, *msg = NULL, **argp, **arguments, *envelope; - char buf[BUFSIZ], name[NAMESZ]; + char buf[BUFSIZ], name[NAMESZ], *auth_svc = NULL; FILE *in, *out; + m_getfld_state_t gstate = 0; -#ifdef LOCALE - setlocale(LC_ALL, ""); -#endif - invo_name = r1bindex (argv[0], '/'); - - /* foil search of user profile/context */ - if (context_foil (NULL) == -1) - done (1); + if (nmh_init(argv[0], 0 /* use context_foil() */)) { return 1; } - mts_init (invo_name); + mts_init (); arguments = getarguments (invo_name, argc, argv, 0); argp = arguments; while ((cp = *argp++)) { if (*cp == '-') { - switch (smatch (++cp, switches)) { + switch ((swnum = smatch (++cp, switches))) { case AMBIGSW: ambigsw (cp, switches); done (1); @@ -471,10 +464,6 @@ main (int argc, char **argv) adios (NULL, "missing argument to %s", argp[-2]); continue; - case QUEUESW: - queued++; - continue; - case SASLSW: sasl++; continue; @@ -483,17 +472,45 @@ main (int argc, char **argv) sasl = 0; continue; - case SASLMXSSFSW: - if (!(cp = *argp++) || *cp == '-') - adios (NULL, "missing argument to %s", argp[-2]); - saslssf = atoi(cp); - continue; - case SASLMECHSW: if (!(saslmech = *argp++) || *saslmech == '-') adios (NULL, "missing argument to %s", argp[-2]); continue; - + + case AUTHSERVICESW: + if (!(auth_svc = *argp++) || *auth_svc == '-') + adios (NULL, "missing argument to %s", argp[-2]); + oauth_flag++; + continue; + + case OAUTHCREDFILESW: + case OAUTHCLIDSW: + case OAUTHCLSECSW: + case OAUTHAUTHENDSW: + case OAUTHREDIRSW: + case OAUTHTOKENDSW: + case OAUTHSCOPESW: + { + int i; + + if (!(cp = *argp++) || *cp == '-') + adios (NULL, "missing argument to %s", argp[-2]); + + for (i = 0; oauthswitches[i].profname != NULL; i++) { + if (oauthswitches[i].switchnum == swnum) { + oauthswitches[i].value = cp; + break; + } + } + + if (oauthswitches[i].profname == NULL) + adios (NULL, "internal error: cannot map switch %s " + "to profile entry", argp[-2]); + + oauth_flag++; + continue; + } + case USERSW: if (!(user = *argp++) || *user == '-') adios (NULL, "missing argument to %s", argp[-2]); @@ -505,13 +522,25 @@ main (int argc, char **argv) continue; case TLSSW: - tls++; + tls = 1; + continue; + + case INITTLSSW: + tls = 2; continue; case NTLSSW: tls = 0; continue; + case CERTVERSW: + noverify = 0; + continue; + + case NOCERTVERSW: + noverify++; + continue; + case FILEPROCSW: if (!(cp = *argp++) || *cp == '-') adios (NULL, "missing argument to %s", argp[-2]); @@ -524,12 +553,25 @@ main (int argc, char **argv) mhlproc = cp; continue; + case MTSSM: + if (!(cp = *argp++) || *cp == '-') + adios (NULL, "missing argument to %s", argp[-2]); + sendmail = cp; + continue; + case MTSSW: if (!(cp = *argp++) || *cp == '-') adios (NULL, "missing argument to %s", argp[-2]); save_mts_method (cp); continue; + case CREDENTIALSSW: { + if (!(cp = *argp++) || *cp == '-') + adios (NULL, "missing argument to %s", argp[-2]); + add_profile_entry ("credentials", cp); + continue; + } + case MESSAGEIDSW: if (!(cp = *argp++) || *cp == '-') adios (NULL, "missing argument to %s", argp[-2]); @@ -558,52 +600,47 @@ main (int argc, char **argv) start_headers (); if (debug) { verbose++; - discard (out = stdout); /* XXX: reference discard() to help loader */ + out = stdout; } else { if (whomsw) { if ((out = fopen ("/dev/null", "w")) == NULL) adios ("/dev/null", "unable to open"); } else { - char *cp = m_mktemp(m_maildir(invo_name), NULL, &out); - if (cp == NULL) { - cp = m_mktemp2(NULL, invo_name, NULL, &out); - if (cp == NULL) { - adios ("post", "unable to create temporary file"); - } - } + char *cp = m_mktemp2(NULL, invo_name, NULL, &out); + if (cp == NULL) { + adios(NULL, "unable to create temporary file in %s", + get_temp_dir()); + } strncpy(tmpfil, cp, sizeof(tmpfil)); - chmod (tmpfil, 0600); } } hdrtab = msgstate == NORMAL ? NHeaders : RHeaders; - for (compnum = 1, state = FLD;;) { - switch (state = m_getfld (state, name, buf, sizeof(buf), in)) { + for (compnum = 1;;) { + int bufsz = sizeof buf; + switch (state = m_getfld (&gstate, name, buf, &bufsz, in)) { case FLD: - case FLDEOF: case FLDPLUS: - compnum++; - cp = add (buf, NULL); + compnum++; + cp = mh_xstrdup(buf); while (state == FLDPLUS) { - state = m_getfld (state, name, buf, sizeof(buf), in); + bufsz = sizeof buf; + state = m_getfld (&gstate, name, buf, &bufsz, in); cp = add (buf, cp); } - putfmt (name, cp, out); + putfmt (name, cp, &eai, out); free (cp); - if (state != FLDEOF) - continue; - finish_headers (out); - break; + continue; case BODY: - case BODYEOF: finish_headers (out); if (whomsw) break; fprintf (out, "\n%s", buf); while (state == BODY) { - state = m_getfld (state, name, buf, sizeof(buf), in); + bufsz = sizeof buf; + state = m_getfld (&gstate, name, buf, &bufsz, in); fputs (buf, out); } break; @@ -621,6 +658,7 @@ main (int argc, char **argv) } break; } + m_getfld_state_destroy (&gstate); if (pfd != NOTOK) anno (); @@ -650,10 +688,60 @@ main (int argc, char **argv) envelope = from; } + if (tls == -1) { +#ifdef TLS_SUPPORT + /* + * The user didn't specify any of the tls switches. Try to + * help them by implying -initialtls if they're using port 465 + * (smtps, until IANA revoked that registration in 1998). + */ + tls = ! strcmp (port, "465") || ! strcasecmp (port, "smtps") + ? 2 + : 0; +#else /* ! TLS_SUPPORT */ + tls = 0; +#endif /* ! TLS_SUPPORT */ + } + + if (tls == 1) + tlsflag = S_STARTTLS; + else if (tls == 2) + tlsflag = S_INITTLS; + else + tlsflag = 0; + + if (noverify) + tlsflag |= S_NOVERIFY; + + /* + * If we were given any oauth flags, store the appropriate profile + * entries and make sure an authservice was given (we have to do this + * here because we aren't guaranteed the authservice will be given on + * the command line before the other OAuth flags are given). + */ + + if (oauth_flag) { + int i; + char sbuf[128]; + + if (auth_svc == NULL) { + adios(NULL, "No authentication service given with -authservice"); + } + + for (i = 0; oauthswitches[i].profname != NULL; i++) { + if (oauthswitches[i].value != NULL) { + snprintf(sbuf, sizeof(sbuf), + oauthswitches[i].profname, auth_svc); + sbuf[sizeof(sbuf) - 1] = '\0'; + add_profile_entry(sbuf, oauthswitches[i].value); + } + } + } + /* If we are doing a "whom" check */ if (whomsw) { /* This won't work with MTS_SENDMAIL_PIPE. */ - verify_all_addresses (1, envelope); + verify_all_addresses (1, eai, envelope, oauth_flag, auth_svc); done (0); } @@ -665,22 +753,27 @@ main (int argc, char **argv) verify_all_addresses with MTS_SENDMAIL_PIPE, but that might require running sendmail as root. Note that spost didn't verify addresses. */ - verify_all_addresses (verbose, envelope); + verify_all_addresses (verbose, eai, envelope, oauth_flag, + auth_svc); } - post (tmpfil, 0, verbose, envelope); + post (tmpfil, 0, verbose, eai, envelope, oauth_flag, auth_svc); } - post (bccfil, 1, verbose, envelope); - unlink (bccfil); + post (bccfil, 1, verbose, eai, envelope, oauth_flag, auth_svc); + (void) m_unlink (bccfil); } else { - post (tmpfil, 0, isatty (1), envelope); + post (tmpfil, 0, isatty (1), eai, envelope, oauth_flag, auth_svc); } p_refile (tmpfil); - unlink (tmpfil); + (void) m_unlink (tmpfil); + + if (verbose) { + if (partno) + printf ("Partial Message #%s Processed\n", partno); + else + puts("Message Processed"); + } - if (verbose) - printf (partno ? "Partial Message #%s Processed\n" : "Message Processed\n", - partno); done (0); return 1; } @@ -691,11 +784,11 @@ main (int argc, char **argv) */ static void -putfmt (char *name, char *str, FILE *out) +putfmt (char *name, char *str, int *eai, FILE *out) { int count, grp, i, keep; char *cp, *pp, *qp; - char namep[BUFSIZ]; + char namep[BUFSIZ], error[BUFSIZ]; struct mailname *mp = NULL, *np = NULL; struct headers *hdr; @@ -708,16 +801,31 @@ putfmt (char *name, char *str, FILE *out) return; } + if (! *eai) { + /* Check each header field value to see if it has any 8-bit characters. + If it does, enable EAI support. */ + if (contains8bit(str, NULL)) { + if (verbose) { + puts("EAI/SMTPUTF8 enabled"); + } + + /* Enable SMTPUTF8. */ + *eai = 1; + + /* Enable passing of utf-8 setting to getname()/getadrx(). */ + enable_eai(); + } + } + if ((i = get_header (name, hdrtab)) == NOTOK) { - if (strncasecmp (name, "nmh-", 4)) { + if (strncasecmp (name, "nmh-", 4)) { fprintf (out, "%s: %s", name, str); } else { /* Filter out all Nmh-* headers, because Norm asked. They should never have reached this point. Warn about any that are non-empty. */ if (strcmp (str, "\n")) { - char *newline = strchr (str, '\n'); - if (newline) *newline = '\0'; + trim_suffix_c(str, '\n'); if (! whomsw) { advise (NULL, "ignoring header line -- %s: %s", name, str); } @@ -739,37 +847,49 @@ putfmt (char *name, char *str, FILE *out) msgflags |= (hdr->set & ~(MVIS | MINV)); if (hdr->flags & HSUB) - subject = subject ? add (str, add ("\t", subject)) : getcpy (str); + subject = subject ? add (str, add ("\t", subject)) : mh_xstrdup(str); if (hdr->flags & HFCC) { if ((cp = strrchr(str, '\n'))) *cp = 0; - for (cp = pp = str; (cp = strchr(pp, ',')); pp = cp) { + for (pp = str; (cp = strchr(pp, ',')); pp = cp) { *cp++ = 0; insert_fcc (hdr, pp); } insert_fcc (hdr, pp); return; } - + if (hdr->flags & HCTE) { + if (strncasecmp (str, "7bit", 4) == 0) { + cte = SEVENBIT; + } else if (strncasecmp (str, "8bit", 4) == 0) { + cte = EIGHTBIT; + } else if (strncasecmp (str, "binary", 6) == 0) { + cte = BINARY; + } + } if (!(hdr->flags & HADR)) { fprintf (out, "%s: %s", name, str); return; } tmpaddrs.m_next = NULL; - for (count = 0; (cp = getname (str)); count++) - if ((mp = getm (cp, NULL, 0, AD_HOST, NULL))) { + + for (count = 0; (cp = getname (str)); count++) { + if ((mp = getm (cp, NULL, 0, error, sizeof(error)))) { if (tmpaddrs.m_next) np->m_next = mp; else tmpaddrs.m_next = mp; np = mp; } - else + else { + admonish(cp, "%s", error); if (hdr->flags & HTRY) badadr++; else badmsg++; + } + } if (count < 1) { if (hdr->flags & HNIL) @@ -810,7 +930,8 @@ putfmt (char *name, char *str, FILE *out) if (np->m_gname) putgrp (namep, np->m_gname, out, hdr->flags); while ((cp = getname (pp))) { - if (!(mp = getm (cp, NULL, 0, AD_HOST, NULL))) { + if (!(mp = getm (cp, NULL, 0, error, sizeof(error)))) { + admonish(cp, "%s", error); badadr++; continue; } @@ -864,7 +985,7 @@ putfmt (char *name, char *str, FILE *out) they'd have the Blind-Carbon-Copy indication. */ adios (NULL, - "blind aliases not compatible with" + "blind lists not compatible with" " sendmail/pipe"); } @@ -941,7 +1062,7 @@ putfmt (char *name, char *str, FILE *out) * Strip off any trailing newlines */ - while (strlen(fullfrom) > 0 && fullfrom[strlen(fullfrom) - 1] == '\n') { + while (*fullfrom && fullfrom[strlen(fullfrom) - 1] == '\n') { fullfrom[strlen(fullfrom) - 1] = '\0'; } } @@ -959,12 +1080,6 @@ putfmt (char *name, char *str, FILE *out) static void start_headers (void) { - unsigned char *cp; - char sigbuf[BUFSIZ]; - struct mailname *mp; - - myuid = getuid (); - mygid = getgid (); time (&tclock); /* @@ -975,21 +1090,6 @@ start_headers (void) efrom[0] = '\0'; sender[0] = '\0'; fullfrom[0] = '\0'; - - if ((cp = getfullname ()) && *cp) { - strncpy (sigbuf, cp, sizeof(sigbuf)); - snprintf (signature, sizeof(signature), "%s <%s>", - sigbuf, getlocaladdr()); - if ((cp = getname (signature)) == NULL) - adios (NULL, "getname () failed -- you lose extraordinarily big"); - if ((mp = getm (cp, NULL, 0, AD_HOST, NULL)) == NULL) - adios (NULL, "bad signature '%s'", sigbuf); - mnfree (mp); - while (getname ("")) - continue; - } else { - strncpy (signature, getlocaladdr(), sizeof(signature)); - } } @@ -1112,7 +1212,7 @@ get_header (char *header, struct headers *table) struct headers *h; for (h = table; h->value; h++) - if (!mh_strcasecmp (header, h->value)) + if (!strcasecmp (header ? header : "", h->value ? h->value : "")) return (h - table); return NOTOK; @@ -1138,7 +1238,7 @@ putadr (char *name, char *aka, struct mailname *mp, FILE *out, unsigned int flag } if (*aka && mp->m_type != UUCPHOST && !mp->m_pers) - mp->m_pers = getcpy (aka); + mp->m_pers = mh_xstrdup(aka); if (format) { if (mp->m_gname) { snprintf (buffer, sizeof(buffer), "%s;", mp->m_gname); @@ -1213,9 +1313,11 @@ insert (struct mailname *np) : &netaddrs; mp->m_next; mp = mp->m_next) - if (!mh_strcasecmp (np->m_host, mp->m_next->m_host) - && !mh_strcasecmp (np->m_mbox, mp->m_next->m_mbox) - && np->m_bcc == mp->m_next->m_bcc) + if (!strcasecmp (np->m_host ? np->m_host : "", + mp->m_next->m_host ? mp->m_next->m_host : "") && + !strcasecmp (np->m_mbox ? np->m_mbox : "", + mp->m_next->m_mbox ? mp->m_next->m_mbox : "") && + np->m_bcc == mp->m_next->m_bcc) return 0; mp->m_next = np; @@ -1252,7 +1354,7 @@ pl (void) printf ("\n\t-- Folder Copies --\nfcc:\t"); for (i = 0; i < fccind; i++) printf ("%s%s", fccfold[i], i + 1 < fccind ? ",\n\t" : ""); - printf ("\n"); + putchar('\n'); } @@ -1293,13 +1395,13 @@ annoaux (struct mailname *mp) static void -insert_fcc (struct headers *hdr, unsigned char *pp) +insert_fcc (struct headers *hdr, char *pp) { - unsigned char *cp; + char *cp; - for (cp = pp; isspace (*cp); cp++) + for (cp = pp; isspace ((unsigned char) *cp); cp++) continue; - for (pp += strlen (pp) - 1; pp > cp && isspace (*pp); pp--) + for (pp += strlen (pp) - 1; pp > cp && isspace ((unsigned char) *pp); pp--) continue; if (pp >= cp) *++pp = 0; @@ -1308,7 +1410,7 @@ insert_fcc (struct headers *hdr, unsigned char *pp) if (fccind >= FCCS) adios (NULL, "too many %ss", hdr->value); - fccfold[fccind++] = getcpy (cp); + fccfold[fccind++] = mh_xstrdup(cp); } /* @@ -1320,12 +1422,13 @@ make_bcc_file (int dashstuff) { int fd, i; pid_t child_id; - char *vec[6]; + char **vec; FILE *out; - char *tfile = NULL; + char *tfile = NULL, *program; - tfile = m_mktemp2(NULL, "bccs", NULL, &out); - if (tfile == NULL) adios("bcc", "unable to create temporary file"); + if ((tfile = m_mktemp2(NULL, "bccs", NULL, &out)) == NULL) { + adios(NULL, "unable to create temporary file in %s", get_temp_dir()); + } strncpy (bccfil, tfile, sizeof(bccfil)); fprintf (out, "From: %s\n", fullfrom); @@ -1374,8 +1477,6 @@ make_bcc_file (int dashstuff) * of MIME encapsulation. */ if (filter != NULL) { - vec[0] = r1bindex (mhlproc, '/'); - for (i = 0; (child_id = fork()) == NOTOK && i < 5; i++) sleep (5); switch (child_id) { @@ -1385,7 +1486,7 @@ make_bcc_file (int dashstuff) case OK: dup2 (fileno (out), 1); - i = 1; + vec = argsplit(mhlproc, &program, &i); vec[i++] = "-forward"; vec[i++] = "-form"; vec[i++] = filter; @@ -1398,7 +1499,7 @@ make_bcc_file (int dashstuff) vec[i++] = "-nodashstuffing"; vec[i] = NULL; - execvp (mhlproc, vec); + execvp (program, vec); fprintf (stderr, "unable to exec "); perror (mhlproc); _exit (-1); @@ -1441,18 +1542,18 @@ static int find_prefix (void) { int result = OK; - unsigned char buffer[BUFSIZ]; + char buffer[BUFSIZ]; FILE *in; if ((in = fopen (tmpfil, "r")) == NULL) adios (tmpfil, "unable to re-open"); - while (fgets (buffer, sizeof(buffer) - 1, in)) + while (fgets (buffer, sizeof buffer, in)) if (buffer[0] == '-' && buffer[1] == '-') { - unsigned char *cp; + char *cp; for (cp = buffer + strlen (buffer) - 1; cp >= buffer; cp--) - if (!isspace (*cp)) + if (!isspace ((unsigned char) *cp)) break; *++cp = '\0'; if (strcmp (buffer + 2, prefix) == 0) { @@ -1492,7 +1593,7 @@ do_addresses (int bccque, int talk) for (lp = localaddrs.m_next; lp; lp = lp->m_next) if (lp->m_bcc ? bccque : !bccque) { if (talk && !state) - printf (" -- Local Recipients --\n"); + puts(" -- Local Recipients --"); do_an_address (lp, talk); state++; } @@ -1501,7 +1602,7 @@ do_addresses (int bccque, int talk) for (lp = uuaddrs.m_next; lp; lp = lp->m_next) if (lp->m_bcc ? bccque : !bccque) { if (talk && !state) - printf (" -- UUCP Recipients --\n"); + puts(" -- UUCP Recipients --"); do_an_address (lp, talk); state++; } @@ -1510,7 +1611,7 @@ do_addresses (int bccque, int talk) for (lp = netaddrs.m_next; lp; lp = lp->m_next) if (lp->m_bcc ? bccque : !bccque) { if (talk && !state) - printf (" -- Network Recipients --\n"); + puts(" -- Network Recipients --"); do_an_address (lp, talk); state++; } @@ -1532,9 +1633,9 @@ do_addresses (int bccque, int talk) */ static void -post (char *file, int bccque, int talk, char *envelope) +post (char *file, int bccque, int talk, int eai, char *envelope, + int oauth_flag, char *auth_svc) { - int fd; int retval, i; pid_t child_id; @@ -1543,13 +1644,14 @@ post (char *file, int bccque, int talk, char *envelope) printf (" -- Posting for %s Recipients --\n", bccque ? "Blind" : "Sighted"); else - printf (" -- Posting for All Recipients --\n"); + puts(" -- Posting for All Recipients --"); } sigon (); if (sm_mts == MTS_SENDMAIL_PIPE) { - char *sargv[16], **argp; + char **argp, *program; + int argc; for (i = 0; (child_id = fork()) == NOTOK && i < 5; i++) sleep (5); @@ -1562,17 +1664,16 @@ post (char *file, int bccque, int talk, char *envelope) adios (file, "can't reopen for sendmail"); } - argp = sargv; - *argp++ = "sendmail"; - *argp++ = "-t"; /* read msg for recipients */ - *argp++ = "-i"; /* don't stop on "." */ + argp = argsplit(sendmail, &program, &argc); + argp[argc++] = "-t"; /* read msg for recipients */ + argp[argc++] = "-i"; /* don't stop on "." */ if (whomsw) - *argp++ = "-bv"; + argp[argc++] = "-bv"; if (snoop) - *argp++ = "-v"; - *argp = NULL; + argp[argc++] = "-v"; + argp[argc] = NULL; - execv (sendmail, sargv); + execv (program, argp); adios (sendmail, "can't exec"); default: @@ -1580,15 +1681,33 @@ post (char *file, int bccque, int talk, char *envelope) break; } } else { - if (rp_isbad (retval = sm_init (clientsw, serversw, port, watch, - verbose, snoop, queued, sasl, - saslssf, saslmech, user, tls)) || - rp_isbad (retval = sm_winit (envelope))) + const int fd = open (file, O_RDONLY); + int eightbit = 0; + + if (fd == NOTOK) { + die (file, "unable to re-open"); + } + + if (msgflags & MMIM && cte != UNKNOWN) { + /* MIME message with C-T-E header. (BINARYMIME isn't + supported, use 8BITMIME instead for binary.) */ + eightbit = cte != SEVENBIT; + } else { + if (scan_input (fd, &eightbit) == NOTOK) { + close (fd); + die (file, "problem reading from"); + } + } + + if (rp_isbad (retval = sm_init (clientsw, serversw, port, watch, + verbose, snoop, sasl, saslmech, user, + oauth_flag ? auth_svc : NULL, tlsflag)) + || rp_isbad (retval = sm_winit (envelope, eai, eightbit))) { + close (fd); die (NULL, "problem initializing server; %s", rp_string (retval)); + } do_addresses (bccque, talk && verbose); - if ((fd = open (file, O_RDONLY)) == NOTOK) - die (file, "unable to re-open"); do_text (file, fd); close (fd); fflush (stdout); @@ -1601,7 +1720,7 @@ post (char *file, int bccque, int talk, char *envelope) printf (" -- %s Recipient Copies Posted --\n", bccque ? "Blind" : "Sighted"); else - printf (" -- Recipient Copies Posted --\n"); + puts(" -- Recipient Copies Posted --"); } fflush (stdout); @@ -1612,40 +1731,46 @@ post (char *file, int bccque, int talk, char *envelope) /* Address Verification */ static void -verify_all_addresses (int talk, char *envelope) +verify_all_addresses (int talk, int eai, char *envelope, int oauth_flag, + char *auth_svc) { int retval; struct mailname *lp; sigon (); - if (!whomsw || checksw) + if (!whomsw || checksw) { + /* Not sending message body, so don't need to use 8BITMIME. */ + const int eightbit = 0; + if (rp_isbad (retval = sm_init (clientsw, serversw, port, watch, - verbose, snoop, queued, sasl, - saslssf, saslmech, user, tls)) - || rp_isbad (retval = sm_winit (envelope))) + verbose, snoop, sasl, saslmech, user, + oauth_flag ? auth_svc : NULL, tlsflag)) + || rp_isbad (retval = sm_winit (envelope, eai, eightbit))) { die (NULL, "problem initializing server; %s", rp_string (retval)); + } + } if (talk && !whomsw) - printf (" -- Address Verification --\n"); + puts(" -- Address Verification --"); if (talk && localaddrs.m_next) - printf (" -- Local Recipients --\n"); + puts(" -- Local Recipients --"); for (lp = localaddrs.m_next; lp; lp = lp->m_next) do_an_address (lp, talk); if (talk && uuaddrs.m_next) - printf (" -- UUCP Recipients --\n"); + puts(" -- UUCP Recipients --"); for (lp = uuaddrs.m_next; lp; lp = lp->m_next) do_an_address (lp, talk); if (talk && netaddrs.m_next) - printf (" -- Network Recipients --\n"); + puts(" -- Network Recipients --"); for (lp = netaddrs.m_next; lp; lp = lp->m_next) do_an_address (lp, talk); chkadr (); if (talk && !whomsw) - printf (" -- Address Verification Successful --\n"); + puts(" -- Address Verification Successful --"); if (!whomsw || checksw) sm_end (DONE); @@ -1697,7 +1822,7 @@ do_an_address (struct mailname *lp, int talk) lp->m_type != UUCPHOST ? lp->m_path : NULL)) { case RP_OK: if (talk) - printf ("address ok\n"); + puts("address ok"); break; case RP_NO: @@ -1742,6 +1867,7 @@ do_text (char *file, int fd) case RP_NO: case RP_NDEL: die (NULL, "posting failed; %s", rp_string (retval)); + /* FALLTHRU */ default: die (NULL, "unexpected response; %s", rp_string (retval)); @@ -1758,9 +1884,9 @@ sigser (int i) { NMH_UNUSED (i); - unlink (tmpfil); + (void) m_unlink (tmpfil); if (msgflags & MINV) - unlink (bccfil); + (void) m_unlink (bccfil); if (!whomsw || checksw) sm_end (NOTOK); @@ -1807,11 +1933,11 @@ p_refile (char *file) return; if (verbose) - printf (" -- Filing Folder Copies --\n"); + puts(" -- Filing Folder Copies --"); for (i = 0; i < fccind; i++) fcc (file, fccfold[i]); if (verbose) - printf (" -- Folder Copies Filed --\n"); + puts(" -- Folder Copies Filed --"); } @@ -1823,8 +1949,9 @@ static void fcc (char *file, char *folder) { pid_t child_id; - int i, status; + int i, status, argp; char fold[BUFSIZ]; + char **arglist, *program; if (verbose) printf (" %sFcc %s: ", msgstate == RESENT ? "Resent-" : "", folder); @@ -1847,8 +1974,14 @@ fcc (char *file, char *folder) *folder == '+' || *folder == '@' ? "" : "+", folder); /* now exec the fileproc */ - execlp (fileproc, r1bindex (fileproc, '/'), - "-link", "-file", file, fold, NULL); + + arglist = argsplit(fileproc, &program, &argp); + arglist[argp++] = "-link"; + arglist[argp++] = "-file"; + arglist[argp++] = file; + arglist[argp++] = fold; + arglist[argp] = NULL; + execvp (program, arglist); _exit (-1); default: @@ -1859,7 +1992,7 @@ fcc (char *file, char *folder) pidstatus (status, verbose ? stdout : stderr, NULL); } else { if (verbose) - printf ("folder ok\n"); + puts("folder ok"); } } @@ -1875,9 +2008,9 @@ die (char *what, char *fmt, ...) { va_list ap; - unlink (tmpfil); + (void) m_unlink (tmpfil); if (msgflags & MINV) - unlink (bccfil); + (void) m_unlink (bccfil); if (!whomsw || checksw) sm_end (NOTOK);