From 279bede6c4bbcf0690a9e403b8a8b4729040abf9 Mon Sep 17 00:00:00 2001
From: RushFan <rushfan@wwivbbs.org>
Date: Sat, 18 Mar 2017 08:38:52 -0700
Subject: [PATCH] handle main_type_sub_list

---
 network2/network2.cpp | 22 +++++++++++++++++++---
 networkb/packets.cpp  | 10 ++++++++++
 2 files changed, 29 insertions(+), 3 deletions(-)

diff --git a/network2/network2.cpp b/network2/network2.cpp
index 4ba8215b6..0912790d9 100644
--- a/network2/network2.cpp
+++ b/network2/network2.cpp
@@ -126,8 +126,7 @@ static bool handle_ssm(Context& context, Packet& p) {
   return true;
 }
 
-static bool handle_net_info_file(const net_networks_rec& net, Packet& p) {
-  auto info = GetNetInfoFileInfo(p);
+static bool write_net_received_file(const net_networks_rec& net, Packet& p, NetInfoFileInfo info) {
   if (!info.valid) {
     LOG(ERROR) << "NetInfoFileInfo is not valid";
     return write_wwivnet_packet(DEAD_NET, net, p);
@@ -154,6 +153,21 @@ static bool handle_net_info_file(const net_networks_rec& net, Packet& p) {
   return true;
 }
 
+static bool handle_net_info_file(const net_networks_rec& net, Packet& p) {
+  auto info = GetNetInfoFileInfo(p);
+  return write_net_received_file(net, p, info);
+}
+
+static bool handle_sub_list(const net_networks_rec& net, Packet& p) {
+  // Handle legacy type 9 main_type_sub_list (SUBS.LST)
+  NetInfoFileInfo info{};
+  info.filename = SUBS_LST;
+  info.data = p.text;
+  info.valid = true;
+  info.overwrite = true;
+  return write_net_received_file(net, p, info);
+}
+
 static bool handle_packet(
   Context& context, Packet& p) {
   LOG(INFO) << "Processing message with type: " << main_type_name(p.nh.main_type)
@@ -222,6 +236,9 @@ static bool handle_packet(
       return handle_sub_list_info_response(context, p);
     }
 
+  case main_type_sub_list:
+    return handle_sub_list(context.net, p);
+
   // Legacy numeric only post types.
   case main_type_post:
   case main_type_pre_post:
@@ -234,7 +251,6 @@ static bool handle_packet(
   case main_type_net_edit:
 
   // *.### support
-  case main_type_sub_list:
   case main_type_group_bbslist:
   case main_type_group_connect:
   case main_type_group_info:
diff --git a/networkb/packets.cpp b/networkb/packets.cpp
index 82ee370e7..fbfa47105 100644
--- a/networkb/packets.cpp
+++ b/networkb/packets.cpp
@@ -23,6 +23,7 @@
 #include "core/file.h"
 #include "core/log.h"
 #include "core/strings.h"
+#include "networkb/net_util.h"
 #include "sdk/datetime.h"
 #include "sdk/filenames.h"
 
@@ -170,7 +171,16 @@ static string NetInfoFileName(uint16_t type) {
 
 NetInfoFileInfo GetNetInfoFileInfo(Packet& p) {
   NetInfoFileInfo info{};
+  if (p.nh.main_type != main_type_net_info) {
+    // Everything else here should be a main_type_net_info
+    LOG(ERROR) << "GetNetInfoFileInfo can't handle type: "
+      << main_type_name(p.nh.main_type) << " (" << p.nh.main_type << ")";
+    info.valid = false;
+    return info;
+  }
+
   if (p.nh.minor_type != net_info_file) {
+    // Handle the file types we know about using minor_type
     info.filename = NetInfoFileName(p.nh.minor_type);
     info.data = p.text;
     info.valid = true;