From 2b9d328bdb940511fd49caae839579835b18d8bc Mon Sep 17 00:00:00 2001
From: manuel <manuel@mausz.at>
Date: Tue, 5 Feb 2013 18:24:50 +0100
Subject: [PATCH] Adding SPP framework for qmail-smtpd

qmail-1.03-r17-spp
---
 qmail-smtpd.c | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

(limited to 'qmail-smtpd.c')

diff --git a/qmail-smtpd.c b/qmail-smtpd.c
index 25f821c..4553b42 100644
--- a/qmail-smtpd.c
+++ b/qmail-smtpd.c
@@ -27,6 +27,9 @@
 #include "qregex.h"
 #include "strerr.h"
 #include "cdb.h"
+#include "qmail-spp.h"
+
+int spp_val;
 
 #define BMCHECK_BMF 0
 #define BMCHECK_BMFNR 1
@@ -219,6 +222,7 @@ void setup()
   if (control_readint(&timeout,"control/timeoutsmtpd") == -1) die_control();
   if (timeout <= 0) timeout = 1;
   if (rcpthosts_init() == -1) die_control();
+  if (spp_init() == -1) die_control();
 
   bmfok = control_readfile(&bmf,"control/badmailfrom",0);
   if (bmfok == -1) die_control();
@@ -439,6 +443,7 @@ int flagbarfbmf; /* defined if seenmail */
 int flagbarfbmt;
 int flagbrt; /* defined if any bad rcpts */
 int flagbarfbhelo;
+int allowed;
 int flagsize;
 stralloc mailfrom = {0};
 stralloc rcptto = {0};
@@ -507,6 +512,7 @@ void mailfrom_parms(arg) char *arg;
 
 void smtp_helo(arg) char *arg;
 {
+  if(!spp_helo(arg)) return;
   smtp_greet("250 "); out("\r\n");
   seenmail = 0; dohelo(arg);
   if (bhelook) flagbarfbhelo = bmcheck(BMCHECK_BHELO);
@@ -526,6 +532,7 @@ void smtp_ehlo(arg) char *arg;
 #endif
   char size[FMT_ULONG];
   size[fmt_ulong(size,(unsigned int) databytes)] = 0;
+  if(!spp_helo(arg)) return;
   smtp_greet("250-");
 #ifdef TLS
   if (!ssl && (stat("control/servercert.pem",&st) == 0))
@@ -543,6 +550,7 @@ void smtp_ehlo(arg) char *arg;
 }
 void smtp_rset()
 {
+  spp_rset();
   seenmail = 0;
   out("250 flushed\r\n");
 }
@@ -557,6 +565,7 @@ void smtp_mail(arg) char *arg;
   if ((!flagbarfbmf) && (bmfnrok) && (addr.len != 1) && (!relayclient)) {
     flagbarfbmf = bmcheck(BMCHECK_BMFNR);
   }
+  if (!(spp_val = spp_mail())) return;
   seenmail = 1;
   if (!stralloc_copys(&rcptto,"")) die_nomem();
   if (!stralloc_copys(&mailfrom,addr.s)) die_nomem();
@@ -599,17 +608,22 @@ void smtp_rcpt(arg) char *arg; {
     err_bmt();
     return;
   }
+  if (!relayclient) allowed = addrallowed();
+  else allowed = 1;
   if (relayclient) {
     --addr.len;
     if (!stralloc_cats(&addr,relayclient)) die_nomem();
     if (!stralloc_0(&addr)) die_nomem();
   }
-  else
-    if (!addrallowed()) { err_nogateway(); return; }
   if (!env_get("RELAYCLIENT") && brtcheck()) { 
     flagbrt = 1; 
     log_deny("BAD RCPT TO", mailfrom.s,addr.s);
   }
+  if (!(spp_val = spp_rcpt(allowed))) return;
+  if (!relayclient && spp_val == 1) {
+    if (!allowed) { err_nogateway(); return; }
+  }
+  spp_rcpt_accepted();
   if (!stralloc_cats(&rcptto,"T")) die_nomem();
   if (!stralloc_cats(&rcptto,addr.s)) die_nomem();
   if (!stralloc_0(&rcptto)) die_nomem();
@@ -732,6 +746,7 @@ void smtp_data() {
   if (!rcptto.len) { err_wantrcpt(); return; }
   if (mailfrom.len == 1 && recipcount > 1) { err_badbounce(); return; }
   if (flagbrt) { err_brt(); return; }
+  if (!spp_data()) return;
   seenmail = 0;
   if (databytes) bytestooverflow = databytes + 1;
   if (qmail_open(&qqt) == -1) { err_qqt(); return; }
@@ -739,6 +754,8 @@ void smtp_data() {
   out("354 go ahead\r\n");
  
   received(&qqt,protocol,local,remoteip,remotehost,remoteinfo,fakehelo);
+  qmail_put(&qqt,sppheaders.s,sppheaders.len); /* set in qmail-spp.c */
+  spp_rset();
   blast(&hops);
   hops = (hops >= MAXHOPS);
   if (hops) qmail_fail(&qqt);
@@ -972,6 +989,7 @@ char *arg;
 
   switch (authcmds[i].fun(arg)) {
     case 0:
+      if (!spp_auth(authcmds[i].text, user.s)) return;
       flagauth = 1;
       protocol = "ESMTPA";
       relayclient = "";
@@ -1250,8 +1268,10 @@ char **argv;
   if (chdir(auto_qmail) == -1) die_control();
   setup();
   if (ipme_init() != 1) die_ipme();
+  if (spp_connect()) {
   smtp_greet("220 ");
   out(" ESMTP\r\n");
+  }
   if (commands(&ssin,&smtpcommands) == 0) die_read();
   die_nomem();
 }
-- 
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