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author | 2016-08-22 13:56:36 -0700 | |
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committer | 2016-08-22 13:56:36 -0700 | |
commit | 102fa966b67c2aca6dbfb9ff4833505615adab0a (patch) | |
tree | 56aa02f113b737f571d5d5c47a037e671fc9662d /src/cpp/util/byte_buffer_cc.cc | |
parent | 701951f635b2fa83f114c4e02bee287a56416db5 (diff) |
Rename some files to avoid conflicting .obj files on Windows
Diffstat (limited to 'src/cpp/util/byte_buffer_cc.cc')
-rw-r--r-- | src/cpp/util/byte_buffer_cc.cc | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/src/cpp/util/byte_buffer_cc.cc b/src/cpp/util/byte_buffer_cc.cc new file mode 100644 index 0000000000..c2cd20ee07 --- /dev/null +++ b/src/cpp/util/byte_buffer_cc.cc @@ -0,0 +1,98 @@ +/* + * + * Copyright 2015, 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++/support/byte_buffer.h> +#include <grpc/byte_buffer_reader.h> + +namespace grpc { + +ByteBuffer::ByteBuffer(const Slice* slices, size_t nslices) { + // TODO(yangg) maybe expose some core API to simplify this + std::vector<gpr_slice> c_slices(nslices); + for (size_t i = 0; i < nslices; i++) { + c_slices[i] = slices[i].slice_; + } + buffer_ = grpc_raw_byte_buffer_create(c_slices.data(), nslices); +} + +ByteBuffer::~ByteBuffer() { + if (buffer_) { + grpc_byte_buffer_destroy(buffer_); + } +} + +void ByteBuffer::Clear() { + if (buffer_) { + grpc_byte_buffer_destroy(buffer_); + buffer_ = nullptr; + } +} + +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"); + } + gpr_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; +} + +size_t ByteBuffer::Length() const { + if (buffer_) { + return grpc_byte_buffer_length(buffer_); + } else { + return 0; + } +} + +ByteBuffer::ByteBuffer(const ByteBuffer& buf) + : buffer_(grpc_byte_buffer_copy(buf.buffer_)) {} + +ByteBuffer& ByteBuffer::operator=(const ByteBuffer& buf) { + Clear(); // first remove existing data + if (buf.buffer_) { + buffer_ = grpc_byte_buffer_copy(buf.buffer_); // then copy + } + return *this; +} + +} // namespace grpc |