Merge branch 'proxy-crash' into server_stall

2 files changed, 31 insertions, 2 deletions

diff --git a/src/core/transport/chttp2/internal.h b/src/core/transport/chttp2/internal.h
index e7cdbc32ef..1db00d3dcd 100644
--- a/src/core/transport/chttp2/internal.h
+++ b/src/core/transport/chttp2/internal.h
@@ -65,6 +65,7 @@ typedef enum {
   GRPC_CHTTP2_LIST_WRITTEN,
   GRPC_CHTTP2_LIST_PARSING_SEEN,
   GRPC_CHTTP2_LIST_CLOSED_WAITING_FOR_PARSING,
+  GRPC_CHTTP2_LIST_CLOSED_WAITING_FOR_WRITING,
   GRPC_CHTTP2_LIST_STALLED_BY_TRANSPORT,
   /** streams that are waiting to start because there are too many concurrent
       streams on the connection */
@@ -284,6 +285,9 @@ struct grpc_chttp2_transport_parsing {
   gpr_slice goaway_text;
 
   gpr_int64 outgoing_window;
+
+  /** pings awaiting responses */
+  grpc_chttp2_outstanding_ping pings;
 };
 
 struct grpc_chttp2_transport {
@@ -392,8 +396,6 @@ typedef struct {
   gpr_uint8 write_closed;
   /** is this stream reading half-closed (boolean) */
   gpr_uint8 read_closed;
-  /** is this stream finished closing (and reportably closed) */
-  gpr_uint8 finished_close;
   /** is this stream in the stream map? (boolean) */
   gpr_uint8 in_stream_map;
   /** has this stream seen an error? if 1, then pending incoming frames
@@ -587,6 +589,13 @@ int grpc_chttp2_list_pop_closed_waiting_for_parsing(
     grpc_chttp2_transport_global *transport_global,
     grpc_chttp2_stream_global **stream_global);
 
+void grpc_chttp2_list_add_closed_waiting_for_writing(
+    grpc_chttp2_transport_global *transport_global,
+    grpc_chttp2_stream_global *stream_global);
+int grpc_chttp2_list_pop_closed_waiting_for_writing(
+    grpc_chttp2_transport_global *transport_global,
+    grpc_chttp2_stream_global **stream_global);
+
 grpc_chttp2_stream_parsing *grpc_chttp2_parsing_lookup_stream(
     grpc_chttp2_transport_parsing *transport_parsing, gpr_uint32 id);
 grpc_chttp2_stream_parsing *grpc_chttp2_parsing_accept_stream(
diff --git a/src/core/transport/chttp2/stream_lists.c b/src/core/transport/chttp2/stream_lists.c
index a4c85b4e57..49f951d08b 100644
--- a/src/core/transport/chttp2/stream_lists.c
+++ b/src/core/transport/chttp2/stream_lists.c
@@ -353,6 +353,26 @@ int grpc_chttp2_list_pop_closed_waiting_for_parsing(
   return r;
 }
 
+void grpc_chttp2_list_add_closed_waiting_for_writing(
+    grpc_chttp2_transport_global *transport_global,
+    grpc_chttp2_stream_global *stream_global) {
+  stream_list_add(TRANSPORT_FROM_GLOBAL(transport_global),
+                  STREAM_FROM_GLOBAL(stream_global),
+                  GRPC_CHTTP2_LIST_CLOSED_WAITING_FOR_WRITING);
+}
+
+int grpc_chttp2_list_pop_closed_waiting_for_writing(
+    grpc_chttp2_transport_global *transport_global,
+    grpc_chttp2_stream_global **stream_global) {
+  grpc_chttp2_stream *stream;
+  int r = stream_list_pop(TRANSPORT_FROM_GLOBAL(transport_global), &stream,
+                          GRPC_CHTTP2_LIST_CLOSED_WAITING_FOR_WRITING);
+  if (r != 0) {
+    *stream_global = &stream->global;
+  }
+  return r;
+}
+
 void grpc_chttp2_register_stream(grpc_chttp2_transport *t,
                                  grpc_chttp2_stream *s) {
   stream_list_add_tail(t, s, GRPC_CHTTP2_LIST_ALL_STREAMS);