Revert "Remove dead code: legacy read/write ops"

This is causing a segfault for unknown reasons - see #2787.

This reverts commit 498f6ad431478f655b136782093e19e29248b24d.

1 files changed, 22 insertions, 0 deletions

diff --git a/cli/msg.fbs b/cli/msg.fbs
index def17fed3..8fb92fee9 100644
--- a/cli/msg.fbs
+++ b/cli/msg.fbs
@@ -48,8 +48,10 @@ union Any {
   PermissionRevoke,
   Permissions,
   PermissionsRes,
+  Read,
   ReadDir,
   ReadDirRes,
+  ReadRes,
   Readlink,
   ReadlinkRes,
   Remove,
@@ -81,6 +83,8 @@ union Any {
   WorkerGetMessage,
   WorkerGetMessageRes,
   WorkerPostMessage,
+  Write,
+  WriteRes,
 }
 
 enum ErrorKind: byte {
@@ -487,6 +491,24 @@ table OpenRes {
   rid: uint32;
 }
 
+table Read {
+  rid: uint32;
+  // (ptr, len) is passed as second parameter to Deno.core.send().
+}
+
+table ReadRes {
+  nread: uint;
+  eof: bool;
+}
+
+table Write {
+  rid: uint32;
+}
+
+table WriteRes {
+  nbyte: uint;
+}
+
 table Close {
   rid: uint32;
 }