Added hint for errors due to missing offscreen-cache

(cherry picked from commit 57e7a99393fd3db79cd2a78e6a447aaf2540c521)

diff --git a/libfreerdp/core/orders.c b/libfreerdp/core/orders.c
index 537e694..4e62ce5 100644 (file)
--- a/libfreerdp/core/orders.c
+++ b/libfreerdp/core/orders.c
@@ -184,7 +184,7 @@ static BYTE get_bpp_bmf(UINT32 bpp, BOOL* pValid)
 }
 
 static BOOL check_order_activated(wLog* log, rdpSettings* settings, const char* orderName,
-                                  BOOL condition)
+                                  BOOL condition, const char* extendedMessage)
 {
        if (!condition)
        {
@@ -193,6 +193,8 @@ static BOOL check_order_activated(wLog* log, rdpSettings* settings, const char*
                        WLog_Print(log, WLOG_WARN,
                                   "%s - SERVER BUG: The support for this feature was not announced!",
                                   orderName);
+                       if (extendedMessage)
+                               WLog_Print(log, WLOG_WARN, "%s", extendedMessage);
                        return TRUE;
                }
                else
@@ -201,6 +203,8 @@ static BOOL check_order_activated(wLog* log, rdpSettings* settings, const char*
                                   "%s - SERVER BUG: The support for this feature was not announced! Use "
                                   "/relax-order-checks to ignore",
                                   orderName);
+                       if (extendedMessage)
+                               WLog_Print(log, WLOG_WARN, "%s", extendedMessage);
                        return FALSE;
                }
        }
@@ -211,6 +215,7 @@ static BOOL check_order_activated(wLog* log, rdpSettings* settings, const char*
 static BOOL check_alt_order_supported(wLog* log, rdpSettings* settings, BYTE orderType,
                                       const char* orderName)
 {
+       const char* extendedMessage = NULL;
        BOOL condition = FALSE;
 
        switch (orderType)
@@ -218,6 +223,7 @@ static BOOL check_alt_order_supported(wLog* log, rdpSettings* settings, BYTE ord
                case ORDER_TYPE_CREATE_OFFSCREEN_BITMAP:
                case ORDER_TYPE_SWITCH_SURFACE:
                        condition = settings->OffscreenSupportLevel != 0;
+                       extendedMessage = "Adding +offscreen-cache might mitigate";
                        break;
 
                case ORDER_TYPE_CREATE_NINE_GRID_BITMAP:
@@ -253,12 +259,13 @@ static BOOL check_alt_order_supported(wLog* log, rdpSettings* settings, BYTE ord
                        break;
        }
 
-       return check_order_activated(log, settings, orderName, condition);
+       return check_order_activated(log, settings, orderName, condition, extendedMessage);
 }
 
 static BOOL check_secondary_order_supported(wLog* log, rdpSettings* settings, BYTE orderType,
                                             const char* orderName)
 {
+       const char* extendedMessage = NULL;
        BOOL condition = FALSE;
 
        switch (orderType)
@@ -266,15 +273,18 @@ static BOOL check_secondary_order_supported(wLog* log, rdpSettings* settings, BY
                case ORDER_TYPE_BITMAP_UNCOMPRESSED:
                case ORDER_TYPE_CACHE_BITMAP_COMPRESSED:
                        condition = settings->BitmapCacheEnabled;
+                       extendedMessage = "Adding +bitmap-cache might mitigate";
                        break;
 
                case ORDER_TYPE_BITMAP_UNCOMPRESSED_V2:
                case ORDER_TYPE_BITMAP_COMPRESSED_V2:
                        condition = settings->BitmapCacheEnabled;
+                       extendedMessage = "Adding +bitmap-cache might mitigate";
                        break;
 
                case ORDER_TYPE_BITMAP_COMPRESSED_V3:
                        condition = settings->BitmapCacheV3Enabled;
+                       extendedMessage = "Adding +bitmap-cache might mitigate";
                        break;
 
                case ORDER_TYPE_CACHE_COLOR_TABLE:
@@ -309,12 +319,13 @@ static BOOL check_secondary_order_supported(wLog* log, rdpSettings* settings, BY
                        break;
        }
 
-       return check_order_activated(log, settings, orderName, condition);
+       return check_order_activated(log, settings, orderName, condition, extendedMessage);
 }
 
 static BOOL check_primary_order_supported(wLog* log, rdpSettings* settings, UINT32 orderType,
                                           const char* orderName)
 {
+       const char* extendedMessage = NULL;
        BOOL condition = FALSE;
 
        switch (orderType)
@@ -412,7 +423,7 @@ static BOOL check_primary_order_supported(wLog* log, rdpSettings* settings, UINT
                        break;
        }
 
-       return check_order_activated(log, settings, orderName, condition);
+       return check_order_activated(log, settings, orderName, condition, extendedMessage);
 }
 
 static const char* primary_order_string(UINT32 orderType)