From b732a73bc773789894466b0e5320b2f1fe42c7e9 Mon Sep 17 00:00:00 2001
From: John Denker <jsd@av8n.com>
Date: Fri, 1 Jun 2012 18:58:45 -0700
Subject: original, as downloaded from
 http://www.qmail.org/netqmail-1.06.tar.gz

---
 sendmail.c | 162 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 162 insertions(+)
 create mode 100644 sendmail.c

(limited to 'sendmail.c')

diff --git a/sendmail.c b/sendmail.c
new file mode 100644
index 0000000..b62fef8
--- /dev/null
+++ b/sendmail.c
@@ -0,0 +1,162 @@
+#include "sgetopt.h"
+#include "substdio.h"
+#include "subfd.h"
+#include "alloc.h"
+#include "auto_qmail.h"
+#include "exit.h"
+#include "env.h"
+#include "str.h"
+
+void nomem()
+{
+  substdio_putsflush(subfderr,"sendmail: fatal: out of memory\n");
+  _exit(111);
+}
+
+void die_usage()
+{
+  substdio_putsflush(subfderr,"sendmail: usage: sendmail [ -t ] [ -fsender ] [ -Fname ] [ -bp ] [ -bs ] [ arg ... ]\n");
+  _exit(100);
+}
+
+char *smtpdarg[] = { "bin/qmail-smtpd", 0 };
+void smtpd()
+{
+  if (!env_get("PROTO")) {
+    if (!env_put("RELAYCLIENT=")) nomem();
+    if (!env_put("DATABYTES=0")) nomem();
+    if (!env_put("PROTO=TCP")) nomem();
+    if (!env_put("TCPLOCALIP=127.0.0.1")) nomem();
+    if (!env_put("TCPLOCALHOST=localhost")) nomem();
+    if (!env_put("TCPREMOTEIP=127.0.0.1")) nomem();
+    if (!env_put("TCPREMOTEHOST=localhost")) nomem();
+    if (!env_put("TCPREMOTEINFO=sendmail-bs")) nomem();
+  }
+  execv(*smtpdarg,smtpdarg);
+  substdio_putsflush(subfderr,"sendmail: fatal: unable to run qmail-smtpd\n");
+  _exit(111);
+}
+
+char *qreadarg[] = { "bin/qmail-qread", 0 };
+void mailq()
+{
+  execv(*qreadarg,qreadarg);
+  substdio_putsflush(subfderr,"sendmail: fatal: unable to run qmail-qread\n");
+  _exit(111);
+}
+
+void do_sender(s)
+const char *s;
+{
+  char *x;
+  int n;
+  int a;
+  int i;
+  
+  env_unset("QMAILNAME");
+  env_unset("MAILNAME");
+  env_unset("NAME");
+  env_unset("QMAILHOST");
+  env_unset("MAILHOST");
+
+  n = str_len(s);
+  a = str_rchr(s, '@');
+  if (a == n)
+  {
+    env_put2("QMAILUSER", s);
+    return;
+  }
+  env_put2("QMAILHOST", s + a + 1);
+
+  x = (char *) alloc((a + 1) * sizeof(char));
+  if (!x) nomem();
+  for (i = 0; i < a; i++)
+    x[i] = s[i];
+  x[i] = 0;
+  env_put2("QMAILUSER", x);
+  alloc_free(x);
+}
+
+int flagh;
+char *sender;
+
+void main(argc,argv)
+int argc;
+char **argv;
+{
+  int opt;
+  char **qiargv;
+  char **arg;
+  int i;
+ 
+  if (chdir(auto_qmail) == -1) {
+    substdio_putsflush(subfderr,"sendmail: fatal: unable to switch to qmail home directory\n");
+    _exit(111);
+  }
+
+  flagh = 0;
+  sender = 0;
+  while ((opt = getopt(argc,argv,"vimte:f:p:o:B:F:EJxb:")) != opteof)
+    switch(opt) {
+      case 'B': break;
+      case 't': flagh = 1; break;
+      case 'f': sender = optarg; break;
+      case 'F': if (!env_put2("MAILNAME",optarg)) nomem(); break;
+      case 'p': break; /* could generate a Received line from optarg */
+      case 'v': break;
+      case 'i': break; /* what an absurd concept */
+      case 'x': break; /* SVR4 stupidity */
+      case 'm': break; /* twisted-paper-path blindness, incompetent design */
+      case 'e': break; /* qmail has only one error mode */
+      case 'o':
+        switch(optarg[0]) {
+	  case 'd': break; /* qmail has only one delivery mode */
+	  case 'e': break; /* see 'e' above */
+	  case 'i': break; /* see 'i' above */
+	  case 'm': break; /* see 'm' above */
+	}
+        break;
+      case 'E': case 'J': /* Sony NEWS-OS */
+        while (argv[optind][optpos]) ++optpos; /* skip optional argument */
+        break;
+      case 'b':
+	switch(optarg[0]) {
+	  case 'm': break;
+	  case 'p': mailq();
+	  case 's': smtpd();
+	  default: die_usage();
+	}
+	break;
+      default:
+	die_usage();
+    }
+  argc -= optind;
+  argv += optind;
+ 
+  if (str_equal(optprogname,"mailq"))
+    mailq();
+
+  if (str_equal(optprogname,"newaliases")) {
+    substdio_putsflush(subfderr,"sendmail: fatal: please use fastforward/newaliases instead\n");
+    _exit(100);
+  }
+
+  qiargv = (char **) alloc((argc + 10) * sizeof(char *));
+  if (!qiargv) nomem();
+ 
+  arg = qiargv;
+  *arg++ = "bin/qmail-inject";
+  *arg++ = (flagh ? "-H" : "-a");
+  if (sender) {
+    *arg++ = "-f";
+    *arg++ = sender;
+    do_sender(sender);
+  }
+  *arg++ = "--";
+  for (i = 0;i < argc;++i) *arg++ = argv[i];
+  *arg = 0;
+ 
+  execv(*qiargv,qiargv);
+  substdio_putsflush(subfderr,"sendmail: fatal: unable to run qmail-inject\n");
+  _exit(111);
+}
-- 
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