commit 3c57887b0a5352da1c7c4fe7f149c94bb6d70c31
Author:     Simon Howard <fraggle@gmail.com>
AuthorDate: Sat Dec 4 20:48:07 2010 +0000
Commit:     Simon Howard <fraggle@gmail.com>
CommitDate: Sat Dec 4 20:48:07 2010 +0000

    Add ping time to query output.

    Subversion-branch: /trunk/chocolate-doom
    Subversion-revision: 2192
---
 src/net_query.c | 18 +++++++++++++-----
 src/net_query.h |  3 ++-
 2 files changed, 15 insertions(+), 6 deletions(-)

diff --git a/src/net_query.c b/src/net_query.c
index 6a934413..265e3804 100644
--- a/src/net_query.c
+++ b/src/net_query.c
@@ -42,11 +42,11 @@

 // Time to wait for a response before declaring a timeout.

-#define QUERY_TIMEOUT_SECS 1
+#define QUERY_TIMEOUT_SECS 2

 // Number of query attempts to make before giving up on a server.

-#define QUERY_MAX_ATTEMPTS 5
+#define QUERY_MAX_ATTEMPTS 3

 typedef enum
 {
@@ -69,6 +69,7 @@ typedef struct
     query_target_state_t state;
     net_addr_t *addr;
     net_querydata_t data;
+    unsigned int ping_time;
     unsigned int query_time;
     unsigned int query_attempts;
     boolean printed;
@@ -251,9 +252,13 @@ static void NET_Query_ParseResponse(net_addr_t *addr, net_packet_t *packet,
         target->state = QUERY_TARGET_RESPONDED;
         memcpy(&target->data, &querydata, sizeof(net_querydata_t));

+        // Calculate RTT.
+
+        target->ping_time = I_GetTimeMS() - target->query_time;
+
         // Invoke callback to signal that we have a new address.

-        callback(addr, &target->data, user_data);
+        callback(addr, &target->data, target->ping_time, user_data);
     }
 }

@@ -479,7 +484,7 @@ void NET_Query_Init(void)
 // Callback that exits the query loop when the first server is found.

 static void NET_Query_ExitCallback(net_addr_t *addr, net_querydata_t *data,
-                                   void *user_data)
+                                   unsigned int ping_time, void *user_data)
 {
     NET_Query_ExitLoop();
 }
@@ -552,7 +557,7 @@ void NET_QueryAddress(char *addr_str)

     if (target->state == QUERY_TARGET_RESPONDED)
     {
-        NET_QueryPrintCallback(addr, &target->data, NULL);
+        NET_QueryPrintCallback(addr, &target->data, target->ping_time, NULL);
     }
     else
     {
@@ -679,6 +684,7 @@ static void PrintHeader(void)
     int i;

     putchar('\n');
+    formatted_printf(5, "Ping");
     formatted_printf(18, "Address");
     formatted_printf(8, "Players");
     puts("Description");
@@ -692,6 +698,7 @@ static void PrintHeader(void)

 void NET_QueryPrintCallback(net_addr_t *addr,
                             net_querydata_t *data,
+                            unsigned int ping_time,
                             void *user_data)
 {
     // If this is the first server, print the header.
@@ -702,6 +709,7 @@ void NET_QueryPrintCallback(net_addr_t *addr,
         printed_header = true;
     }

+    formatted_printf(5, "%4i", ping_time);
     formatted_printf(18, "%s: ", NET_AddrToString(addr));
     formatted_printf(8, "%i/%i", data->num_players,
                                  data->max_players);
diff --git a/src/net_query.h b/src/net_query.h
index 98931593..01e059cb 100644
--- a/src/net_query.h
+++ b/src/net_query.h
@@ -29,6 +29,7 @@

 typedef void (*net_query_callback_t)(net_addr_t *addr,
                                      net_querydata_t *querydata,
+                                     unsigned int ping_time,
                                      void *user_data);

 extern int NET_LANQuery(net_query_callback_t callback, void *user_data);
@@ -37,7 +38,7 @@ extern void NET_QueryAddress(char *addr);
 extern net_addr_t *NET_FindLANServer(void);

 extern void NET_QueryPrintCallback(net_addr_t *addr, net_querydata_t *data,
-                                   void *user_data);
+                                   unsigned int ping_time, void *user_data);

 extern net_addr_t *NET_Query_ResolveMaster(net_context_t *context);
 extern void NET_Query_AddToMaster(net_addr_t *master_addr);