From 8838f32b8d698b032ea7912fbdaf2921a68e39e7 Mon Sep 17 00:00:00 2001
From: Art Cancro <ajc@citadel.org>
Date: Mon, 17 Jan 2000 17:09:24 +0000
Subject: [PATCH] * Implemented LIST and STAT commands in the pop3 server

---
 citadel/ChangeLog   |  4 ++-
 citadel/serv_pop3.c | 68 +++++++++++++++++++++++++++++++++++++++++++--
 2 files changed, 69 insertions(+), 3 deletions(-)

diff --git a/citadel/ChangeLog b/citadel/ChangeLog
index f6f3728c6..15edf37b4 100644
--- a/citadel/ChangeLog
+++ b/citadel/ChangeLog
@@ -1,4 +1,7 @@
 $Log$
+Revision 1.446  2000/01/17 17:09:23  ajc
+* Implemented LIST and STAT commands in the pop3 server
+
 Revision 1.445  2000/01/17 05:38:14  ajc
 * citserver.c: cleanup hook functions are now run under the proper context,
                even when initiated by the housekeeper thread
@@ -1563,4 +1566,3 @@ Sat Jul 11 00:20:48 EDT 1998 Nathan Bryant <bryant@cs.usm.maine.edu>
 
 Fri Jul 10 1998 Art Cancro <ajc@uncnsrd.mt-kisco.ny.us>
 	* Initial CVS import 
-
diff --git a/citadel/serv_pop3.c b/citadel/serv_pop3.c
index 4169f9d0d..5a3acf61f 100644
--- a/citadel/serv_pop3.c
+++ b/citadel/serv_pop3.c
@@ -1,4 +1,10 @@
-/* $Id$ */
+/* $Id$ 
+ *
+ * An implementation of Post Office Protocol version 3 (RFC 1939).
+ *
+ * Copyright (C) 1998-2000 by Art Cancro and others.
+ * This code is released under the terms of the GNU General Public License.
+ */
 
 #include "sysdep.h"
 #include <stdlib.h>
@@ -162,10 +168,64 @@ void pop3_pass(char *argbuf) {
  * list available msgs
  */
 void pop3_list(char *argbuf) {
-	cprintf("-ERR oops, not finished\r\n");
+	int i;
+	int which_one;
+
+	which_one = atoi(argbuf);
+
+	/* "list one" mode */
+	if (which_one > 0) {
+		if (which_one > POP3->num_msgs) {
+			cprintf("-ERR no such message, only %d are here\r\n",
+				POP3->num_msgs);
+			return;
+		}
+		else if (POP3->msgs[which_one-1].deleted) {
+			cprintf("-ERR Sorry, you deleted that message.\r\n");
+			return;
+		}
+		else {
+			cprintf("+OK %d %d\n",
+				which_one,
+				POP3->msgs[which_one-1].rfc822_length
+				);
+			return;
+		}
+	}
+
+	/* "list all" (scan listing) mode */
+	else {
+		cprintf("+OK Here's your mail:\r\n");
+		if (POP3->num_msgs > 0) for (i=0; i<POP3->num_msgs; ++i) {
+			if (! POP3->msgs[i].deleted) {
+				cprintf("%d %d\r\n",
+					i+1,
+					POP3->msgs[i].rfc822_length);
+			}
+		}
+		cprintf(".\r\n");
+	}
 }
 
 
+/*
+ * STAT (tally up the total message count and byte count) command
+ */
+void pop3_stat(char *argbuf) {
+	int total_msgs = 0;
+	size_t total_octets = 0;
+	int i;
+	
+	if (POP3->num_msgs > 0) for (i=0; i<POP3->num_msgs; ++i) {
+		if (! POP3->msgs[i].deleted) {
+			++total_msgs;
+			total_octets += POP3->msgs[i].rfc822_length;
+		}
+	}
+
+	cprintf("+OK %d %d\n", total_msgs, total_octets);
+}
+
 
 
 /* 
@@ -210,6 +270,10 @@ void pop3_command_loop(void) {
 		pop3_list(&cmdbuf[5]);
 	}
 
+	else if (!strncasecmp(cmdbuf, "STAT", 4)) {
+		pop3_stat(&cmdbuf[5]);
+	}
+
 	else {
 		cprintf("500 I'm afraid I can't do that, Dave.\r\n");
 	}
-- 
2.39.2