X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/dbbbe1b73d4eba1f4d0d55ccab54f2f7130f395d..b0aa8cdb1c264e42d4931ca24968689c73381278:/uip/post.c diff --git a/uip/post.c b/uip/post.c index 0fee356b..553a2258 100644 --- a/uip/post.c +++ b/uip/post.c @@ -83,7 +83,6 @@ X("partno", -6, PARTSW) \ X("sasl", SASLminc(4), SASLSW) \ X("nosasl", SASLminc(6), NOSASLSW) \ - X("saslmaxssf", SASLminc(10), SASLMXSSFSW) \ X("saslmech", SASLminc(5), SASLMECHSW) \ X("user", SASLminc(-4), USERSW) \ X("port server submission port name/number", 4, PORTSW) \ @@ -157,6 +156,8 @@ 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 @@ -169,7 +170,7 @@ 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 }, @@ -186,6 +187,8 @@ 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 } }; @@ -209,6 +212,8 @@ 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 } }; @@ -231,7 +236,6 @@ 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="submission"; /* Name of server port for SMTP submission */ @@ -259,6 +263,8 @@ static char fullfrom[BUFSIZ]; /* full contents of From header */ 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 */ @@ -278,7 +284,7 @@ static char *partno = NULL; /* * 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 *); @@ -290,14 +296,14 @@ static void anno (void); static int annoaux (struct mailname *); static void insert_fcc (struct headers *, char *); static void make_bcc_file (int); -static void verify_all_addresses (int, char *, 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 *, 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); @@ -308,6 +314,7 @@ int main (int argc, char **argv) { int state, compnum, dashstuff = 0, swnum, oauth_flag = 0; + int eai = 0; /* use Email Address Internationalization (EAI) (SMTPUTF8) */ char *cp, *msg = NULL, **argp, **arguments, *envelope; char buf[BUFSIZ], name[NAMESZ], *auth_svc = NULL; FILE *in, *out; @@ -462,12 +469,6 @@ 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]); @@ -610,14 +611,14 @@ main (int argc, char **argv) switch (state = m_getfld (&gstate, name, buf, &bufsz, in)) { case FLD: case FLDPLUS: - compnum++; + compnum++; cp = add (buf, NULL); while (state == FLDPLUS) { 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); continue; @@ -719,7 +720,7 @@ main (int argc, char **argv) /* If we are doing a "whom" check */ if (whomsw) { /* This won't work with MTS_SENDMAIL_PIPE. */ - verify_all_addresses (1, envelope, oauth_flag, auth_svc); + verify_all_addresses (1, eai, envelope, oauth_flag, auth_svc); done (0); } @@ -731,14 +732,15 @@ 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, oauth_flag, auth_svc); + verify_all_addresses (verbose, eai, envelope, oauth_flag, + auth_svc); } - post (tmpfil, 0, verbose, envelope, oauth_flag, auth_svc); + post (tmpfil, 0, verbose, eai, envelope, oauth_flag, auth_svc); } - post (bccfil, 1, verbose, envelope, oauth_flag, auth_svc); + post (bccfil, 1, verbose, eai, envelope, oauth_flag, auth_svc); (void) m_unlink (bccfil); } else { - post (tmpfil, 0, isatty (1), envelope, oauth_flag, auth_svc); + post (tmpfil, 0, isatty (1), eai, envelope, oauth_flag, auth_svc); } p_refile (tmpfil); @@ -761,7 +763,7 @@ 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; @@ -778,16 +780,31 @@ 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) { + printf ("EAI/SMTPUTF8 enabled\n"); + } + + /* 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'; + TrimSuffixC(str, '\n'); if (! whomsw) { advise (NULL, "ignoring header line -- %s: %s", name, str); } @@ -809,7 +826,7 @@ 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; @@ -820,14 +837,23 @@ putfmt (char *name, char *str, FILE *out) 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++) + + for (count = 0; (cp = getname (str)); count++) { if ((mp = getm (cp, NULL, 0, error, sizeof(error)))) { if (tmpaddrs.m_next) np->m_next = mp; @@ -842,6 +868,7 @@ putfmt (char *name, char *str, FILE *out) else badmsg++; } + } if (count < 1) { if (hdr->flags & HNIL) @@ -1190,7 +1217,7 @@ 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); @@ -1306,7 +1333,7 @@ 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'); } @@ -1362,7 +1389,7 @@ insert_fcc (struct headers *hdr, char *pp) if (fccind >= FCCS) adios (NULL, "too many %ss", hdr->value); - fccfold[fccind++] = getcpy (cp); + fccfold[fccind++] = mh_xstrdup(cp); } /* @@ -1585,10 +1612,9 @@ do_addresses (int bccque, int talk) */ static void -post (char *file, int bccque, int talk, char *envelope, int oauth_flag, - char *auth_svc) +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; @@ -1634,16 +1660,33 @@ post (char *file, int bccque, int talk, char *envelope, int oauth_flag, break; } } else { - if (rp_isbad (retval = sm_init (clientsw, serversw, port, watch, - verbose, snoop, sasl, saslssf, - saslmech, user, + 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, tls)) - || rp_isbad (retval = sm_winit (envelope))) + || 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); @@ -1667,20 +1710,25 @@ post (char *file, int bccque, int talk, char *envelope, int oauth_flag, /* Address Verification */ static void -verify_all_addresses (int talk, char *envelope, int oauth_flag, char *auth_svc) +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, sasl, saslssf, - saslmech, user, + verbose, snoop, sasl, saslmech, user, oauth_flag ? auth_svc : NULL, tls)) - || rp_isbad (retval = sm_winit (envelope))) + || rp_isbad (retval = sm_winit (envelope, eai, eightbit))) { die (NULL, "problem initializing server; %s", rp_string (retval)); + } + } if (talk && !whomsw) printf (" -- Address Verification --\n");