1 files changed, 100 insertions, 0 deletions
diff --git a/src/core/ext/filters/client_channel/status_util.cc b/src/core/ext/filters/client_channel/status_util.cc
new file mode 100644
index 0000000000..11f732ab44
--- /dev/null
+++ b/src/core/ext/filters/client_channel/status_util.cc
@@ -0,0 +1,100 @@
+/*
+ *
+ * Copyright 2017 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include <grpc/support/port_platform.h>
+
+#include "src/core/ext/filters/client_channel/status_util.h"
+
+#include "src/core/lib/gpr/useful.h"
+
+typedef struct {
+  const char* str;
+  grpc_status_code status;
+} status_string_entry;
+
+static const status_string_entry g_status_string_entries[] = {
+    {"OK", GRPC_STATUS_OK},
+    {"CANCELLED", GRPC_STATUS_CANCELLED},
+    {"UNKNOWN", GRPC_STATUS_UNKNOWN},
+    {"INVALID_ARGUMENT", GRPC_STATUS_INVALID_ARGUMENT},
+    {"DEADLINE_EXCEEDED", GRPC_STATUS_DEADLINE_EXCEEDED},
+    {"NOT_FOUND", GRPC_STATUS_NOT_FOUND},
+    {"ALREADY_EXISTS", GRPC_STATUS_ALREADY_EXISTS},
+    {"PERMISSION_DENIED", GRPC_STATUS_PERMISSION_DENIED},
+    {"UNAUTHENTICATED", GRPC_STATUS_UNAUTHENTICATED},
+    {"RESOURCE_EXHAUSTED", GRPC_STATUS_RESOURCE_EXHAUSTED},
+    {"FAILED_PRECONDITION", GRPC_STATUS_FAILED_PRECONDITION},
+    {"ABORTED", GRPC_STATUS_ABORTED},
+    {"OUT_OF_RANGE", GRPC_STATUS_OUT_OF_RANGE},
+    {"UNIMPLEMENTED", GRPC_STATUS_UNIMPLEMENTED},
+    {"INTERNAL", GRPC_STATUS_INTERNAL},
+    {"UNAVAILABLE", GRPC_STATUS_UNAVAILABLE},
+    {"DATA_LOSS", GRPC_STATUS_DATA_LOSS},
+};
+
+bool grpc_status_code_from_string(const char* status_str,
+                                  grpc_status_code* status) {
+  for (size_t i = 0; i < GPR_ARRAY_SIZE(g_status_string_entries); ++i) {
+    if (strcmp(status_str, g_status_string_entries[i].str) == 0) {
+      *status = g_status_string_entries[i].status;
+      return true;
+    }
+  }
+  return false;
+}
+
+const char* grpc_status_code_to_string(grpc_status_code status) {
+  switch (status) {
+    case GRPC_STATUS_OK:
+      return "OK";
+    case GRPC_STATUS_CANCELLED:
+      return "CANCELLED";
+    case GRPC_STATUS_UNKNOWN:
+      return "UNKNOWN";
+    case GRPC_STATUS_INVALID_ARGUMENT:
+      return "INVALID_ARGUMENT";
+    case GRPC_STATUS_DEADLINE_EXCEEDED:
+      return "DEADLINE_EXCEEDED";
+    case GRPC_STATUS_NOT_FOUND:
+      return "NOT_FOUND";
+    case GRPC_STATUS_ALREADY_EXISTS:
+      return "ALREADY_EXISTS";
+    case GRPC_STATUS_PERMISSION_DENIED:
+      return "PERMISSION_DENIED";
+    case GRPC_STATUS_UNAUTHENTICATED:
+      return "UNAUTHENTICATED";
+    case GRPC_STATUS_RESOURCE_EXHAUSTED:
+      return "RESOURCE_EXHAUSTED";
+    case GRPC_STATUS_FAILED_PRECONDITION:
+      return "FAILED_PRECONDITION";
+    case GRPC_STATUS_ABORTED:
+      return "ABORTED";
+    case GRPC_STATUS_OUT_OF_RANGE:
+      return "OUT_OF_RANGE";
+    case GRPC_STATUS_UNIMPLEMENTED:
+      return "UNIMPLEMENTED";
+    case GRPC_STATUS_INTERNAL:
+      return "INTERNAL";
+    case GRPC_STATUS_UNAVAILABLE:
+      return "UNAVAILABLE";
+    case GRPC_STATUS_DATA_LOSS:
+      return "DATA_LOSS";
+    default:
+      return "UNKNOWN";
+  }
+}