create

Pods/gRPC-C++/src/cpp/util/byte_buffer_cc.cc

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+//
+//
+// Copyright 2015 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 <algorithm>
+#include <vector>
+
+#include <grpc/byte_buffer.h>
+#include <grpc/byte_buffer_reader.h>
+#include <grpc/grpc.h>
+#include <grpc/impl/compression_types.h>
+#include <grpc/slice.h>
+#include <grpcpp/support/byte_buffer.h>
+#include <grpcpp/support/slice.h>
+#include <grpcpp/support/status.h>
+
+namespace grpc {
+
+Status ByteBuffer::TrySingleSlice(Slice* slice) const {
+  if (!buffer_) {
+    return Status(StatusCode::FAILED_PRECONDITION, "Buffer not initialized");
+  }
+  if ((buffer_->type == GRPC_BB_RAW) &&
+      (buffer_->data.raw.compression == GRPC_COMPRESS_NONE) &&
+      (buffer_->data.raw.slice_buffer.count == 1)) {
+    grpc_slice internal_slice = buffer_->data.raw.slice_buffer.slices[0];
+    *slice = Slice(internal_slice, Slice::ADD_REF);
+    return Status::OK;
+  } else {
+    return Status(StatusCode::FAILED_PRECONDITION,
+                  "Buffer isn't made up of a single uncompressed slice.");
+  }
+}
+
+Status ByteBuffer::DumpToSingleSlice(Slice* slice) const {
+  if (!buffer_) {
+    return Status(StatusCode::FAILED_PRECONDITION, "Buffer not initialized");
+  }
+  grpc_byte_buffer_reader reader;
+  if (!grpc_byte_buffer_reader_init(&reader, buffer_)) {
+    return Status(StatusCode::INTERNAL,
+                  "Couldn't initialize byte buffer reader");
+  }
+  grpc_slice s = grpc_byte_buffer_reader_readall(&reader);
+  *slice = Slice(s, Slice::STEAL_REF);
+  grpc_byte_buffer_reader_destroy(&reader);
+  return Status::OK;
+}
+
+Status ByteBuffer::Dump(std::vector<Slice>* slices) const {
+  slices->clear();
+  if (!buffer_) {
+    return Status(StatusCode::FAILED_PRECONDITION, "Buffer not initialized");
+  }
+  grpc_byte_buffer_reader reader;
+  if (!grpc_byte_buffer_reader_init(&reader, buffer_)) {
+    return Status(StatusCode::INTERNAL,
+                  "Couldn't initialize byte buffer reader");
+  }
+  grpc_slice s;
+  while (grpc_byte_buffer_reader_next(&reader, &s)) {
+    slices->push_back(Slice(s, Slice::STEAL_REF));
+  }
+  grpc_byte_buffer_reader_destroy(&reader);
+  return Status::OK;
+}
+
+}  // namespace grpc

Pods/gRPC-C++/src/cpp/util/status.cc

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+//
+//
+// Copyright 2015 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 <memory>
+
+#include <grpcpp/support/status.h>
+
+namespace grpc {
+
+const Status& Status::OK = Status();
+const Status& Status::CANCELLED = Status(StatusCode::CANCELLED, "");
+
+}  // namespace grpc

Pods/gRPC-C++/src/cpp/util/string_ref.cc

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+//
+//
+// Copyright 2015 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 <stddef.h>
+
+#include <grpcpp/support/string_ref.h>
+
+namespace grpc {
+
+const size_t string_ref::npos = static_cast<size_t>(-1);
+
+}  // namespace grpc

Pods/gRPC-C++/src/cpp/util/time_cc.cc

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+//
+//
+// Copyright 2015 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 <chrono>
+#include <cstdint>
+
+#include <grpc/support/time.h>
+#include <grpcpp/support/time.h>
+
+// IWYU pragma: no_include <ratio>
+
+using std::chrono::duration_cast;
+using std::chrono::high_resolution_clock;
+using std::chrono::nanoseconds;
+using std::chrono::seconds;
+using std::chrono::system_clock;
+
+namespace grpc {
+
+void Timepoint2Timespec(const system_clock::time_point& from,
+                        gpr_timespec* to) {
+  system_clock::duration deadline = from.time_since_epoch();
+  seconds secs = duration_cast<seconds>(deadline);
+  if (from == system_clock::time_point::max() ||
+      secs.count() >= gpr_inf_future(GPR_CLOCK_REALTIME).tv_sec ||
+      secs.count() < 0) {
+    *to = gpr_inf_future(GPR_CLOCK_REALTIME);
+    return;
+  }
+  nanoseconds nsecs = duration_cast<nanoseconds>(deadline - secs);
+  to->tv_sec = static_cast<int64_t>(secs.count());
+  to->tv_nsec = static_cast<int32_t>(nsecs.count());
+  to->clock_type = GPR_CLOCK_REALTIME;
+}
+
+void TimepointHR2Timespec(const high_resolution_clock::time_point& from,
+                          gpr_timespec* to) {
+  high_resolution_clock::duration deadline = from.time_since_epoch();
+  seconds secs = duration_cast<seconds>(deadline);
+  if (from == high_resolution_clock::time_point::max() ||
+      secs.count() >= gpr_inf_future(GPR_CLOCK_REALTIME).tv_sec ||
+      secs.count() < 0) {
+    *to = gpr_inf_future(GPR_CLOCK_REALTIME);
+    return;
+  }
+  nanoseconds nsecs = duration_cast<nanoseconds>(deadline - secs);
+  to->tv_sec = static_cast<int64_t>(secs.count());
+  to->tv_nsec = static_cast<int32_t>(nsecs.count());
+  to->clock_type = GPR_CLOCK_REALTIME;
+}
+
+system_clock::time_point Timespec2Timepoint(gpr_timespec t) {
+  if (gpr_time_cmp(t, gpr_inf_future(t.clock_type)) == 0) {
+    return system_clock::time_point::max();
+  }
+  t = gpr_convert_clock_type(t, GPR_CLOCK_REALTIME);
+  system_clock::time_point tp;
+  tp += duration_cast<system_clock::time_point::duration>(seconds(t.tv_sec));
+  tp +=
+      duration_cast<system_clock::time_point::duration>(nanoseconds(t.tv_nsec));
+  return tp;
+}
+
+}  // namespace grpc