1 files changed, 94 insertions, 0 deletions
diff --git a/foobar/portable/smtpd/mda_mbox.c b/foobar/portable/smtpd/mda_mbox.c
new file mode 100644
index 00000000..8918e3ee
--- /dev/null
+++ b/foobar/portable/smtpd/mda_mbox.c
@@ -0,0 +1,94 @@
+/*	$OpenBSD: mda_mbox.c,v 1.2 2020/02/03 15:41:22 gilles Exp $	*/
+
+/*
+ * Copyright (c) 2018 Gilles Chehade <gilles@poolp.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "includes.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/queue.h>
+#include <sys/tree.h>
+#include <sys/socket.h>
+
+#include <err.h>
+#include <errno.h>
+#include <event.h>
+#include <fcntl.h>
+#include <imsg.h>
+#include <paths.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sysexits.h>
+#include <unistd.h>
+#include <limits.h>
+
+#include "smtpd.h"
+
+
+void
+mda_mbox(struct deliver *deliver)
+{
+	int		ret;
+	char		sender[LINE_MAX];
+	char		*envp[] = {
+		"HOME=/",
+		"PATH=" _PATH_DEFPATH,
+		"LOGNAME=root",
+		"USER=root",
+		NULL,
+	};
+
+	if (deliver->sender.user[0] == '\0' &&
+	    deliver->sender.domain[0] == '\0')
+		ret = snprintf(sender, sizeof sender, "MAILER-DAEMON");
+	else
+		ret = snprintf(sender, sizeof sender, "%s@%s",
+			       deliver->sender.user, deliver->sender.domain);
+	if (ret < 0 || (size_t)ret >= sizeof sender)
+		errx(EX_TEMPFAIL, "sender address too long");
+
+	execle(PATH_MAILLOCAL, PATH_MAILLOCAL, "-f",
+	       sender, deliver->userinfo.username, (char *)NULL, envp);
+	perror("execl");
+	_exit(EX_TEMPFAIL);
+}
+
+void
+mda_mbox_init(struct deliver *deliver)
+{
+	int	fd;
+	int	ret;
+	char	buffer[LINE_MAX];
+
+	ret = snprintf(buffer, sizeof buffer, "%s/%s",
+	    _PATH_MAILDIR, deliver->userinfo.username);
+	if (ret < 0 || (size_t)ret >= sizeof buffer)
+		errx(EX_TEMPFAIL, "mailbox pathname too long");
+
+	if ((fd = open(buffer, O_CREAT|O_EXCL, 0)) == -1) {
+		if (errno == EEXIST)
+			return;
+		err(EX_TEMPFAIL, "open");
+	}
+
+	if (fchown(fd, deliver->userinfo.uid, deliver->userinfo.gid) == -1)
+		err(EX_TEMPFAIL, "fchown");
+
+	if (fchmod(fd, S_IRUSR|S_IWUSR) == -1)
+		err(EX_TEMPFAIL, "fchown");
+}