1 files changed, 95 insertions, 0 deletions
diff --git a/src/core/ext/transport/chttp2/client/insecure/channel_create_posix.c b/src/core/ext/transport/chttp2/client/insecure/channel_create_posix.c
new file mode 100644
index 0000000000..ca435c25ce
--- /dev/null
+++ b/src/core/ext/transport/chttp2/client/insecure/channel_create_posix.c
@@ -0,0 +1,95 @@
+/*
+ *
+ * Copyright 2016, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <grpc/grpc.h>
+#include <grpc/grpc_posix.h>
+#include <grpc/support/log.h>
+#include <grpc/support/port_platform.h>
+
+#ifdef GPR_SUPPORT_CHANNELS_FROM_FD
+
+#include <fcntl.h>
+
+#include "src/core/ext/transport/chttp2/transport/chttp2_transport.h"
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/iomgr/endpoint.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/iomgr/tcp_posix.h"
+#include "src/core/lib/surface/api_trace.h"
+#include "src/core/lib/surface/channel.h"
+#include "src/core/lib/transport/transport.h"
+
+grpc_channel *grpc_insecure_channel_create_from_fd(
+    const char *target, int fd, const grpc_channel_args *args) {
+  grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
+  GRPC_API_TRACE("grpc_insecure_channel_create(target=%p, fd=%d, args=%p)", 3,
+                 (target, fd, args));
+
+  grpc_arg default_authority_arg;
+  default_authority_arg.type = GRPC_ARG_STRING;
+  default_authority_arg.key = GRPC_ARG_DEFAULT_AUTHORITY;
+  default_authority_arg.value.string = "test.authority";
+  grpc_channel_args *final_args =
+      grpc_channel_args_copy_and_add(args, &default_authority_arg, 1);
+
+  int flags = fcntl(fd, F_GETFL, 0);
+  GPR_ASSERT(fcntl(fd, F_SETFL, flags | O_NONBLOCK) == 0);
+
+  grpc_endpoint *client =
+      grpc_tcp_create(grpc_fd_create(fd, "client"),
+                      GRPC_TCP_DEFAULT_READ_SLICE_SIZE, "fd-client");
+
+  grpc_transport *transport =
+      grpc_create_chttp2_transport(&exec_ctx, final_args, client, 1);
+  GPR_ASSERT(transport);
+  grpc_channel *channel = grpc_channel_create(
+      &exec_ctx, target, final_args, GRPC_CLIENT_DIRECT_CHANNEL, transport);
+  grpc_channel_args_destroy(final_args);
+  grpc_chttp2_transport_start_reading(&exec_ctx, transport, NULL, 0);
+
+  grpc_exec_ctx_finish(&exec_ctx);
+
+  return channel != NULL ? channel : grpc_lame_client_channel_create(
+                                         target, GRPC_STATUS_INTERNAL,
+                                         "Failed to create client channel");
+}
+
+#else  // !GPR_SUPPORT_CHANNELS_FROM_FD
+
+grpc_channel *grpc_insecure_channel_create_from_fd(
+    const char *target, int fd, const grpc_channel_args *args) {
+  GPR_ASSERT(0);
+  return NULL;
+}
+
+#endif  // GPR_SUPPORT_CHANNELS_FROM_FD