X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/1691e80890e5d8ba258c51c214a3e91880e1db2b..1e1fb5ef266efa509026583cfc08ff3e38cdcaf1:/uip/msgchk.c?ds=inline diff --git a/uip/msgchk.c b/uip/msgchk.c index 65fed7e3..d7b2c2f0 100644 --- a/uip/msgchk.c +++ b/uip/msgchk.c @@ -2,69 +2,55 @@ /* * msgchk.c -- check for mail * - * $Id$ + * This code is Copyright (c) 2002, by the authors of nmh. See the + * COPYRIGHT file in the root directory of the nmh distribution for + * complete copyright information. */ #include -#include -#include +#include +#include #include -#ifdef POP -# include -#endif - -#ifdef HESIOD -# include -#endif - -#ifndef POP -# define POPminc(a) (a) -#else -# define POPminc(a) 0 -#endif +#include -#ifndef RPOP -# define RPOPminc(a) (a) +#ifndef CYRUS_SASL +# define SASLminc(a) (a) #else -# define RPOPminc(a) 0 +# define SASLminc(a) 0 #endif -#ifndef APOP -# define APOPminc(a) (a) +#ifndef TLS_SUPPORT +# define TLSminc(a) (a) #else -# define APOPminc(a) 0 +# define TLSminc(a) 0 #endif -static struct swit switches[] = { -#define DATESW 0 - { "date", 0 }, -#define NDATESW 1 - { "nodate", 0 }, -#define NOTESW 2 - { "notify type", 0 }, -#define NNOTESW 3 - { "nonotify type", 0 }, -#define HOSTSW 4 - { "host hostname", POPminc (-4) }, -#define USERSW 5 - { "user username", POPminc (-4) }, -#define APOPSW 6 - { "apop", APOPminc (-4) }, -#define NAPOPSW 7 - { "noapop", APOPminc (-6) }, -#define RPOPSW 8 - { "rpop", RPOPminc (-4) }, -#define NRPOPSW 9 - { "norpop", RPOPminc (-6) }, -#define VERSIONSW 10 - { "version", 0 }, -#define HELPSW 11 - { "help", 4 }, -#define SNOOPSW 12 - { "snoop", -5 }, - { NULL, 0 } -}; +#define MSGCHK_SWITCHES \ + X("date", 0, DATESW) \ + X("nodate", 0, NDATESW) \ + X("notify type", 0, NOTESW) \ + X("nonotify type", 0, NNOTESW) \ + X("host hostname", 0, HOSTSW) \ + X("user username", 0, USERSW) \ + X("port name/number", 0, PORTSW) \ + X("version", 0, VERSIONSW) \ + X("help", 0, HELPSW) \ + X("snoop", 0, SNOOPSW) \ + X("sasl", SASLminc(4), SASLSW) \ + X("saslmech", SASLminc(5), SASLMECHSW) \ + X("authservice", SASLminc(0), AUTHSERVICESW) \ + X("initialtls", TLSminc(-10), INITTLSSW) \ + X("notls", TLSminc(-5), NOTLSSW) \ + X("proxy command", 0, PROXYSW) \ + +#define X(sw, minchars, id) id, +DEFINE_SWITCH_ENUM(MSGCHK); +#undef X + +#define X(sw, minchars, id) { sw, minchars, id }, +DEFINE_SWITCH_ARRAY(MSGCHK, switches); +#undef X /* * Maximum numbers of users we can check (plus @@ -73,6 +59,8 @@ static struct swit switches[] = { #define MAXVEC 51 #define NT_NONE 0x0 +#ifdef NT_NONE +#endif /* Use NT_NONE to prevent warning from gcc -Wunused-macros. */ #define NT_MAIL 0x1 #define NT_NMAI 0x2 #define NT_ALL (NT_MAIL | NT_NMAI) @@ -91,54 +79,28 @@ static struct swit switches[] = { */ static int donote (char *, int); static int checkmail (char *, char *, int, int, int); - -#ifdef POP -static int remotemail (char *, char *, int, int, int, int); -#endif +static int remotemail (char *, char *, char *, char *, int, int, int, int, + char *, int, const char *); int main (int argc, char **argv) { int datesw = 1, notifysw = NT_ALL; - int rpop, status = 0; + int status = 0, sasl = 0, tls = 0; int snoop = 0, vecp = 0; - uid_t uid; - char *cp, *host = NULL, *user, buf[BUFSIZ]; + char *cp, *host = NULL, *port = NULL, *user = NULL, *proxy = NULL; + char buf[BUFSIZ], *saslmech = NULL, *auth_svc = NULL; char **argp, **arguments, *vec[MAXVEC]; struct passwd *pw; -#ifdef HESIOD - struct hes_postoffice *po; - char *tmphost; -#endif - -#ifdef LOCALE - setlocale(LC_ALL, ""); -#endif - invo_name = r1bindex (argv[0], '/'); - - /* read user profile/context */ - context_read(); + if (nmh_init(argv[0], 1)) { return 1; } - mts_init (invo_name); - uid = getuid (); - user = getusername(); + mts_init (); arguments = getarguments (invo_name, argc, argv, 1); argp = arguments; -#ifdef POP - if ((cp = getenv ("MHPOPDEBUG")) && *cp) - snoop++; -#endif - -#ifdef KPOP - rpop = 1; -#else - rpop = 0; -#endif - while ((cp = *argp++)) { if (*cp == '-') { switch (smatch (++cp, switches)) { @@ -152,10 +114,10 @@ main (int argc, char **argv) snprintf (buf, sizeof(buf), "%s [switches] [users ...]", invo_name); print_help (buf, switches, 1); - done (1); + done (0); case VERSIONSW: print_version(invo_name); - done (1); + done (0); case DATESW: datesw++; @@ -179,31 +141,54 @@ main (int argc, char **argv) if (!(host = *argp++) || *host == '-') adios (NULL, "missing argument to %s", argp[-2]); continue; + + case PORTSW: + if (!(port = *argp++) || *port == '-') + adios (NULL, "missing argument to %s", argp[-2]); + continue; + case USERSW: if (!(cp = *argp++) || *cp == '-') adios (NULL, "missing argument to %s", argp[-2]); if (vecp >= MAXVEC-1) adios (NULL, "you can only check %d users at a time", MAXVEC-1); else - vec[vecp++] = cp; + user = vec[vecp++] = cp; continue; - case APOPSW: - rpop = -1; + case SNOOPSW: + snoop++; continue; - case NAPOPSW: - rpop = 0; + + case SASLSW: + sasl++; + continue; + + case SASLMECHSW: + if (!(saslmech = *argp++) || *saslmech == '-') + adios (NULL, "missing argument to %s", argp[-2]); continue; - case RPOPSW: - rpop = 1; + case INITTLSSW: + tls++; continue; - case NRPOPSW: - rpop = 0; + + case NOTLSSW: + tls = 0; continue; - case SNOOPSW: - snoop++; + case AUTHSERVICESW: +#ifdef OAUTH_SUPPORT + if (!(auth_svc = *argp++) || *auth_svc == '-') + adios (NULL, "missing argument to %s", argp[-2]); +#else + adios (NULL, "not built with OAuth support"); +#endif + continue; + + case PROXYSW: + if (!(proxy = *argp++) || *proxy == '-') + adios (NULL, "missing argument to %s", argp[-2]); continue; } } @@ -213,25 +198,10 @@ main (int argc, char **argv) vec[vecp++] = cp; } -#ifdef POP /* * If -host is not specified by user */ if (!host || !*host) { -# ifdef HESIOD - /* - * Scheme is: - * use MAILHOST environment variable if present, - * else try Hesiod. - * If that fails, use the default (if any) - * provided by mts.conf in mts_init() - */ - if ((tmphost = getenv("MAILHOST")) != NULL) - pophost = tmphost; - else if ((po = hes_getmailhost(vecp ? vec[0] : user)) != NULL && - strcmp(po->po_type, "POP") == 0) - pophost = po->po_host; -# endif /* HESIOD */ /* * If "pophost" is specified in mts.conf, * use it as default value. @@ -241,61 +211,59 @@ main (int argc, char **argv) } if (!host || !*host) host = NULL; - if (!host || rpop <= 0) - setuid (uid); -#endif /* POP */ if (vecp != 0) vec[vecp] = NULL; -#ifdef POP if (host) { if (vecp == 0) { - status = remotemail (host, user, rpop, notifysw, 1, snoop); + status = remotemail (host, port, user, proxy, notifysw, 1, + snoop, sasl, saslmech, tls, auth_svc); } else { for (vecp = 0; vec[vecp]; vecp++) - status += remotemail (host, vec[vecp], rpop, notifysw, 0, snoop); + status += remotemail (host, port, vec[vecp], proxy, notifysw, 0, + snoop, sasl, saslmech, tls, auth_svc); } } else { -#endif /* POP */ - - if (vecp == 0) { - char *home; + if (user == NULL) user = getusername (); + if (vecp == 0) { + char *home; - home = (uid = geteuid()) ? home = getenv ("HOME") : NULL; - if (home == NULL) { - pw = getpwnam (user); - if (pw == NULL) - adios (NULL, "unable to get information about user"); - if (home == NULL) + /* Not sure this check makes sense... */ + if (!geteuid() || NULL == (home = getenv("HOME"))) { + pw = getpwnam (user); + if (pw == NULL) + adios (NULL, "unable to get information about user"); home = pw->pw_dir; + } + status = checkmail (user, home, datesw, notifysw, 1); + } else { + for (vecp = 0; vec[vecp]; vecp++) { + if ((pw = getpwnam (vec[vecp]))) + status += checkmail (pw->pw_name, pw->pw_dir, datesw, notifysw, 0); + else + advise (NULL, "no such user as %s", vec[vecp]); + } } - status = checkmail (user, home, datesw, notifysw, 1); - } else { - for (vecp = 0; vec[vecp]; vecp++) { - if ((pw = getpwnam (vec[vecp]))) - status += checkmail (pw->pw_name, pw->pw_dir, datesw, notifysw, 0); - else - advise (NULL, "no such user as %s", vec[vecp]); - } - } -#ifdef POP } /* host == NULL */ -#endif done (status); + return 1; } -static struct swit ntswitches[] = { -#define NALLSW 0 - { "all", 0 }, -#define NMAISW 1 - { "mail", 0 }, -#define NNMAISW 2 - { "nomail", 0 }, - { NULL, 0 } -}; +#define NOTE_SWITCHES \ + X("all", 0, NALLSW) \ + X("mail", 0, NMAISW) \ + X("nomail", 0, NNMAISW) \ + +#define X(sw, minchars, id) id, +DEFINE_SWITCH_ENUM(NOTE); +#undef X + +#define X(sw, minchars, id) { sw, minchars, id }, +DEFINE_SWITCH_ARRAY(NOTE, ntswitches); +#undef X static int @@ -315,6 +283,8 @@ donote (char *cp, int ntflag) case NNMAISW: return NT_NMAI; } + + return 0; /* Before 1999-07-15, garbage was returned if control got here. */ } @@ -335,7 +305,10 @@ checkmail (char *user, char *home, int datesw, int notifysw, int personal) if ((mf & UUCPOK) || (mf & MMDFOK)) { if (notifysw & NT_MAIL) { - printf (personal ? "You have " : "%s has ", user); + if (personal) + printf ("You have "); + else + printf ("%s has ", user); if (mf & UUCPOK) printf ("%s old-style bell", mf & UUCPOLD ? "old" : "new"); if ((mf & UUCPOK) && (mf & MMDFOK)) @@ -369,33 +342,44 @@ checkmail (char *user, char *home, int datesw, int notifysw, int personal) } -#ifdef POP extern char response[]; static int -remotemail (char *host, char *user, int rpop, int notifysw, int personal, int snoop) +remotemail (char *host, char *port, char *user, char *proxy, int notifysw, + int personal, int snoop, int sasl, char *saslmech, int tls, + const char *auth_svc) { int nmsgs, nbytes, status; - char *pass = NULL; + struct nmh_creds creds = { 0, 0, 0 }; - if (user == NULL) - user = getusername (); - if (rpop > 0) - pass = getusername (); - else - ruserpass (host, &user, &pass); + if (auth_svc == NULL) { + if (saslmech && ! strcasecmp(saslmech, "xoauth2")) { + adios (NULL, "must specify -authservice with -saslmech xoauth2"); + } + nmh_get_credentials (host, user, sasl, &creds); + } else { + if (user == NULL) { + adios (NULL, "must specify -user with -saslmech xoauth2"); + } + creds.user = user; + } /* open the POP connection */ - if (pop_init (host, user, pass, snoop, rpop) == NOTOK - || pop_stat (&nmsgs, &nbytes) == NOTOK /* check for messages */ - || pop_quit () == NOTOK) { /* quit POP connection */ + if (pop_init (host, port, creds.user, creds.password, proxy, snoop, sasl, + saslmech, tls, auth_svc) == NOTOK + || pop_stat (&nmsgs, &nbytes) == NOTOK /* check for messages */ + || pop_quit () == NOTOK) { /* quit POP connection */ advise (NULL, "%s", response); return 1; } if (nmsgs) { if (notifysw & NT_MAIL) { - printf (personal ? "You have " : "%s has ", user); + if (personal) + printf ("You have "); + else + printf ("%s has ", user); + printf ("%d message%s (%d bytes)", nmsgs, nmsgs != 1 ? "s" : "", nbytes); } @@ -416,4 +400,3 @@ remotemail (char *host, char *user, int rpop, int notifysw, int personal, int sn return status; } -#endif /* POP */