diff options
author | David Garcia Quintas <dgq@google.com> | 2016-03-17 22:42:39 -0700 |
---|---|---|
committer | David Garcia Quintas <dgq@google.com> | 2016-03-17 22:42:39 -0700 |
commit | 185768b7024504bdb94d3b5448c7ddffc31a5151 (patch) | |
tree | d46d1aafaf1c65b673bf038287c26d72b8d6f027 /src/cpp | |
parent | 3c5def57f65ac92a94f4a78f58fde9ed52aa8e1c (diff) | |
parent | d848db1c06123d23888c705530fc012bcc7e9f35 (diff) |
Merge branch 'master' of github.com:grpc/grpc into guard_check
Diffstat (limited to 'src/cpp')
-rw-r--r-- | src/cpp/client/secure_credentials.cc | 16 | ||||
-rw-r--r-- | src/cpp/codegen/codegen_init.cc (renamed from src/cpp/codegen/grpc_library.cc) | 13 | ||||
-rw-r--r-- | src/cpp/common/call.cc | 92 | ||||
-rw-r--r-- | src/cpp/common/completion_queue.cc | 33 | ||||
-rw-r--r-- | src/cpp/common/core_codegen.cc (renamed from src/cpp/proto/proto_utils.cc) | 106 | ||||
-rw-r--r-- | src/cpp/common/core_codegen.h | 71 | ||||
-rw-r--r-- | src/cpp/util/string_ref.cc | 66 |
7 files changed, 171 insertions, 226 deletions
diff --git a/src/cpp/client/secure_credentials.cc b/src/cpp/client/secure_credentials.cc index 074dae7ca7..308455527c 100644 --- a/src/cpp/client/secure_credentials.cc +++ b/src/cpp/client/secure_credentials.cc @@ -83,14 +83,14 @@ std::shared_ptr<CallCredentials> WrapCallCredentials( } // namespace std::shared_ptr<ChannelCredentials> GoogleDefaultCredentials() { - GrpcLibrary init; // To call grpc_init(). + GrpcLibraryCodegen init; // To call grpc_init(). return WrapChannelCredentials(grpc_google_default_credentials_create()); } // Builds SSL Credentials given SSL specific options std::shared_ptr<ChannelCredentials> SslCredentials( const SslCredentialsOptions& options) { - GrpcLibrary init; // To call grpc_init(). + GrpcLibraryCodegen init; // To call grpc_init(). grpc_ssl_pem_key_cert_pair pem_key_cert_pair = { options.pem_private_key.c_str(), options.pem_cert_chain.c_str()}; @@ -102,7 +102,7 @@ std::shared_ptr<ChannelCredentials> SslCredentials( // Builds credentials for use when running in GCE std::shared_ptr<CallCredentials> GoogleComputeEngineCredentials() { - GrpcLibrary init; // To call grpc_init(). + GrpcLibraryCodegen init; // To call grpc_init(). return WrapCallCredentials( grpc_google_compute_engine_credentials_create(nullptr)); } @@ -110,7 +110,7 @@ std::shared_ptr<CallCredentials> GoogleComputeEngineCredentials() { // Builds JWT credentials. std::shared_ptr<CallCredentials> ServiceAccountJWTAccessCredentials( const grpc::string& json_key, long token_lifetime_seconds) { - GrpcLibrary init; // To call grpc_init(). + GrpcLibraryCodegen init; // To call grpc_init(). if (token_lifetime_seconds <= 0) { gpr_log(GPR_ERROR, "Trying to create JWTCredentials with non-positive lifetime"); @@ -125,7 +125,7 @@ std::shared_ptr<CallCredentials> ServiceAccountJWTAccessCredentials( // Builds refresh token credentials. std::shared_ptr<CallCredentials> GoogleRefreshTokenCredentials( const grpc::string& json_refresh_token) { - GrpcLibrary init; // To call grpc_init(). + GrpcLibraryCodegen init; // To call grpc_init(). return WrapCallCredentials(grpc_google_refresh_token_credentials_create( json_refresh_token.c_str(), nullptr)); } @@ -133,7 +133,7 @@ std::shared_ptr<CallCredentials> GoogleRefreshTokenCredentials( // Builds access token credentials. std::shared_ptr<CallCredentials> AccessTokenCredentials( const grpc::string& access_token) { - GrpcLibrary init; // To call grpc_init(). + GrpcLibraryCodegen init; // To call grpc_init(). return WrapCallCredentials( grpc_access_token_credentials_create(access_token.c_str(), nullptr)); } @@ -142,7 +142,7 @@ std::shared_ptr<CallCredentials> AccessTokenCredentials( std::shared_ptr<CallCredentials> GoogleIAMCredentials( const grpc::string& authorization_token, const grpc::string& authority_selector) { - GrpcLibrary init; // To call grpc_init(). + GrpcLibraryCodegen init; // To call grpc_init(). return WrapCallCredentials(grpc_google_iam_credentials_create( authorization_token.c_str(), authority_selector.c_str(), nullptr)); } @@ -224,7 +224,7 @@ MetadataCredentialsPluginWrapper::MetadataCredentialsPluginWrapper( std::shared_ptr<CallCredentials> MetadataCredentialsFromPlugin( std::unique_ptr<MetadataCredentialsPlugin> plugin) { - GrpcLibrary init; // To call grpc_init(). + GrpcLibraryCodegen init; // To call grpc_init(). const char* type = plugin->GetType(); MetadataCredentialsPluginWrapper* wrapper = new MetadataCredentialsPluginWrapper(std::move(plugin)); diff --git a/src/cpp/codegen/grpc_library.cc b/src/cpp/codegen/codegen_init.cc index 48acec3f3d..c5d22124b7 100644 --- a/src/cpp/codegen/grpc_library.cc +++ b/src/cpp/codegen/codegen_init.cc @@ -31,10 +31,15 @@ * */ +#include <grpc++/impl/codegen/core_codegen_interface.h> #include <grpc++/impl/codegen/grpc_library.h> -namespace grpc { +/// Initializes the global gRPC variables for the codegen library. These will +/// stay null in the absence of of grpc++ library. In this case, no gRPC +/// features such as the ability to perform calls will be available. Trying to +/// perform them would result in a segmentation fault when trying to deference +/// the following nulled globals. These should be associated with actual +/// as part of the instantiation of a \a grpc::GrpcLibraryInitializer variable. -GrpcLibraryInterface *g_glip = nullptr; - -} // namespace grpc +grpc::CoreCodegenInterface* grpc::g_core_codegen_interface = nullptr; +grpc::GrpcLibraryInterface* grpc::g_glip = nullptr; diff --git a/src/cpp/common/call.cc b/src/cpp/common/call.cc deleted file mode 100644 index 5b87c2a806..0000000000 --- a/src/cpp/common/call.cc +++ /dev/null @@ -1,92 +0,0 @@ -/* - * - * 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++/impl/call.h> - -#include <grpc/support/alloc.h> -#include <grpc++/channel.h> -#include <grpc++/client_context.h> -#include <grpc++/support/byte_buffer.h> -#include "src/core/profiling/timers.h" - -namespace grpc { - -void FillMetadataMap( - grpc_metadata_array* arr, - std::multimap<grpc::string_ref, grpc::string_ref>* metadata) { - for (size_t i = 0; i < arr->count; i++) { - // TODO(yangg) handle duplicates? - metadata->insert(std::pair<grpc::string_ref, grpc::string_ref>( - arr->metadata[i].key, grpc::string_ref(arr->metadata[i].value, - arr->metadata[i].value_length))); - } - grpc_metadata_array_destroy(arr); - grpc_metadata_array_init(arr); -} - -// TODO(yangg) if the map is changed before we send, the pointers will be a -// mess. Make sure it does not happen. -grpc_metadata* FillMetadataArray( - const std::multimap<grpc::string, grpc::string>& metadata) { - if (metadata.empty()) { - return nullptr; - } - grpc_metadata* metadata_array = - (grpc_metadata*)gpr_malloc(metadata.size() * sizeof(grpc_metadata)); - size_t i = 0; - for (auto iter = metadata.cbegin(); iter != metadata.cend(); ++iter, ++i) { - metadata_array[i].key = iter->first.c_str(); - metadata_array[i].value = iter->second.c_str(); - metadata_array[i].value_length = iter->second.size(); - } - return metadata_array; -} - -Call::Call(grpc_call* call, CallHook* call_hook, CompletionQueue* cq) - : call_hook_(call_hook), cq_(cq), call_(call), max_message_size_(-1) {} - -Call::Call(grpc_call* call, CallHook* call_hook, CompletionQueue* cq, - int max_message_size) - : call_hook_(call_hook), - cq_(cq), - call_(call), - max_message_size_(max_message_size) {} - -void Call::PerformOps(CallOpSetInterface* ops) { - if (max_message_size_ > 0) { - ops->set_max_message_size(max_message_size_); - } - call_hook_->PerformOpsOnCall(ops, this); -} - -} // namespace grpc diff --git a/src/cpp/common/completion_queue.cc b/src/cpp/common/completion_queue.cc index 4f76dfff1d..729dc33749 100644 --- a/src/cpp/common/completion_queue.cc +++ b/src/cpp/common/completion_queue.cc @@ -34,7 +34,6 @@ #include <memory> -#include <grpc++/impl/codegen/completion_queue_tag.h> #include <grpc++/impl/grpc_library.h> #include <grpc++/support/time.h> #include <grpc/grpc.h> @@ -43,16 +42,13 @@ namespace grpc { static internal::GrpcLibraryInitializer g_gli_initializer; -CompletionQueue::CompletionQueue() { - g_gli_initializer.summon(); - cq_ = grpc_completion_queue_create(nullptr); -} CompletionQueue::CompletionQueue(grpc_completion_queue* take) : cq_(take) {} -CompletionQueue::~CompletionQueue() { grpc_completion_queue_destroy(cq_); } - -void CompletionQueue::Shutdown() { grpc_completion_queue_shutdown(cq_); } +void CompletionQueue::Shutdown() { + g_gli_initializer.summon(); + grpc_completion_queue_shutdown(cq_); +} CompletionQueue::NextStatus CompletionQueue::AsyncNextInternal( void** tag, bool* ok, gpr_timespec deadline) { @@ -75,25 +71,4 @@ CompletionQueue::NextStatus CompletionQueue::AsyncNextInternal( } } -bool CompletionQueue::Pluck(CompletionQueueTag* tag) { - auto deadline = gpr_inf_future(GPR_CLOCK_REALTIME); - auto ev = grpc_completion_queue_pluck(cq_, tag, deadline, nullptr); - bool ok = ev.success != 0; - void* ignored = tag; - GPR_ASSERT(tag->FinalizeResult(&ignored, &ok)); - GPR_ASSERT(ignored == tag); - // Ignore mutations by FinalizeResult: Pluck returns the C API status - return ev.success != 0; -} - -void CompletionQueue::TryPluck(CompletionQueueTag* tag) { - auto deadline = gpr_time_0(GPR_CLOCK_REALTIME); - auto ev = grpc_completion_queue_pluck(cq_, tag, deadline, nullptr); - if (ev.type == GRPC_QUEUE_TIMEOUT) return; - bool ok = ev.success != 0; - void* ignored = tag; - // the tag must be swallowed if using TryPluck - GPR_ASSERT(!tag->FinalizeResult(&ignored, &ok)); -} - } // namespace grpc diff --git a/src/cpp/proto/proto_utils.cc b/src/cpp/common/core_codegen.cc index 79e7bf1801..45e9e278a0 100644 --- a/src/cpp/proto/proto_utils.cc +++ b/src/cpp/common/core_codegen.cc @@ -1,6 +1,6 @@ /* * - * Copyright 2015, Google Inc. + * Copyright 2016, Google Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -31,28 +31,31 @@ * */ -#include <grpc++/impl/proto_utils.h> +#include "src/cpp/common/core_codegen.h" -#include <climits> +#include <stdlib.h> -#include <grpc/grpc.h> +#include <grpc++/support/config.h> #include <grpc/byte_buffer.h> #include <grpc/byte_buffer_reader.h> -#include <grpc/support/log.h> +#include <grpc/grpc.h> +#include <grpc/impl/codegen/alloc.h> +#include <grpc/impl/codegen/byte_buffer.h> +#include <grpc/impl/codegen/log.h> +#include <grpc/support/port_platform.h> #include <grpc/support/slice.h> #include <grpc/support/slice_buffer.h> -#include <grpc/support/port_platform.h> -#include <grpc++/support/config.h> #include "src/core/profiling/timers.h" -const int kMaxBufferLength = 8192; +namespace { + +const int kGrpcBufferWriterMaxBufferLength = 8192; class GrpcBufferWriter GRPC_FINAL : public ::grpc::protobuf::io::ZeroCopyOutputStream { public: - explicit GrpcBufferWriter(grpc_byte_buffer** bp, - int block_size = kMaxBufferLength) + explicit GrpcBufferWriter(grpc_byte_buffer** bp, int block_size) : block_size_(block_size), byte_count_(0), have_backup_(false) { *bp = grpc_raw_byte_buffer_create(NULL, 0); slice_buffer_ = &(*bp)->data.raw.slice_buffer; @@ -161,14 +164,56 @@ class GrpcBufferReader GRPC_FINAL grpc_byte_buffer_reader reader_; gpr_slice slice_; }; +} // namespace namespace grpc { -Status SerializeProto(const grpc::protobuf::Message& msg, - grpc_byte_buffer** bp) { +grpc_completion_queue* CoreCodegen::grpc_completion_queue_create( + void* reserved) { + return ::grpc_completion_queue_create(reserved); +} + +void CoreCodegen::grpc_completion_queue_destroy(grpc_completion_queue* cq) { + ::grpc_completion_queue_destroy(cq); +} + +grpc_event CoreCodegen::grpc_completion_queue_pluck(grpc_completion_queue* cq, + void* tag, + gpr_timespec deadline, + void* reserved) { + return ::grpc_completion_queue_pluck(cq, tag, deadline, reserved); +} + +void* CoreCodegen::gpr_malloc(size_t size) { return ::gpr_malloc(size); } + +void CoreCodegen::gpr_free(void* p) { return ::gpr_free(p); } + +void CoreCodegen::grpc_byte_buffer_destroy(grpc_byte_buffer* bb) { + ::grpc_byte_buffer_destroy(bb); +} + +void CoreCodegen::grpc_metadata_array_init(grpc_metadata_array* array) { + ::grpc_metadata_array_init(array); +} + +void CoreCodegen::grpc_metadata_array_destroy(grpc_metadata_array* array) { + ::grpc_metadata_array_destroy(array); +} + +gpr_timespec CoreCodegen::gpr_inf_future(gpr_clock_type type) { + return ::gpr_inf_future(type); +} + +void CoreCodegen::assert_fail(const char* failed_assertion) { + gpr_log(GPR_ERROR, "assertion failed: %s", failed_assertion); + abort(); +} + +Status CoreCodegen::SerializeProto(const grpc::protobuf::Message& msg, + grpc_byte_buffer** bp) { GPR_TIMER_SCOPE("SerializeProto", 0); int byte_size = msg.ByteSize(); - if (byte_size <= kMaxBufferLength) { + if (byte_size <= kGrpcBufferWriterMaxBufferLength) { gpr_slice slice = gpr_slice_malloc(byte_size); GPR_ASSERT(GPR_SLICE_END_PTR(slice) == msg.SerializeWithCachedSizesToArray(GPR_SLICE_START_PTR(slice))); @@ -176,31 +221,36 @@ Status SerializeProto(const grpc::protobuf::Message& msg, gpr_slice_unref(slice); return Status::OK; } else { - GrpcBufferWriter writer(bp); + GrpcBufferWriter writer(bp, kGrpcBufferWriterMaxBufferLength); return msg.SerializeToZeroCopyStream(&writer) ? Status::OK : Status(StatusCode::INTERNAL, "Failed to serialize message"); } } -Status DeserializeProto(grpc_byte_buffer* buffer, grpc::protobuf::Message* msg, - int max_message_size) { +Status CoreCodegen::DeserializeProto(grpc_byte_buffer* buffer, + grpc::protobuf::Message* msg, + int max_message_size) { GPR_TIMER_SCOPE("DeserializeProto", 0); - if (!buffer) { + if (buffer == nullptr) { return Status(StatusCode::INTERNAL, "No payload"); } - GrpcBufferReader reader(buffer); - ::grpc::protobuf::io::CodedInputStream decoder(&reader); - if (max_message_size > 0) { - decoder.SetTotalBytesLimit(max_message_size, max_message_size); - } - if (!msg->ParseFromCodedStream(&decoder)) { - return Status(StatusCode::INTERNAL, msg->InitializationErrorString()); - } - if (!decoder.ConsumedEntireMessage()) { - return Status(StatusCode::INTERNAL, "Did not read entire message"); + Status result = Status::OK; + { + GrpcBufferReader reader(buffer); + ::grpc::protobuf::io::CodedInputStream decoder(&reader); + if (max_message_size > 0) { + decoder.SetTotalBytesLimit(max_message_size, max_message_size); + } + if (!msg->ParseFromCodedStream(&decoder)) { + result = Status(StatusCode::INTERNAL, msg->InitializationErrorString()); + } + if (!decoder.ConsumedEntireMessage()) { + result = Status(StatusCode::INTERNAL, "Did not read entire message"); + } } - return Status::OK; + grpc_byte_buffer_destroy(buffer); + return result; } } // namespace grpc diff --git a/src/cpp/common/core_codegen.h b/src/cpp/common/core_codegen.h new file mode 100644 index 0000000000..0d8c6b79f7 --- /dev/null +++ b/src/cpp/common/core_codegen.h @@ -0,0 +1,71 @@ +/* + * + * 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. + * + */ + +// This file should be compiled as part of grpc++. + +#include <grpc++/impl/codegen/core_codegen_interface.h> +#include <grpc/impl/codegen/grpc_types.h> +#include <grpc/byte_buffer.h> + +namespace grpc { + +/// Implementation of the core codegen interface. +class CoreCodegen : public CoreCodegenInterface { + private: + Status SerializeProto(const grpc::protobuf::Message& msg, + grpc_byte_buffer** bp) override; + + Status DeserializeProto(grpc_byte_buffer* buffer, + grpc::protobuf::Message* msg, + int max_message_size) override; + + grpc_completion_queue* grpc_completion_queue_create(void* reserved) override; + void grpc_completion_queue_destroy(grpc_completion_queue* cq) override; + grpc_event grpc_completion_queue_pluck(grpc_completion_queue* cq, void* tag, + gpr_timespec deadline, + void* reserved) override; + + void* gpr_malloc(size_t size) override; + void gpr_free(void* p) override; + + void grpc_byte_buffer_destroy(grpc_byte_buffer* bb) override; + + void grpc_metadata_array_init(grpc_metadata_array* array) override; + void grpc_metadata_array_destroy(grpc_metadata_array* array) override; + + gpr_timespec gpr_inf_future(gpr_clock_type type) override; + + void assert_fail(const char* failed_assertion) override; +}; + +} // namespace grpc diff --git a/src/cpp/util/string_ref.cc b/src/cpp/util/string_ref.cc index 66c79a1818..b55019b5f2 100644 --- a/src/cpp/util/string_ref.cc +++ b/src/cpp/util/string_ref.cc @@ -1,6 +1,6 @@ /* * - * Copyright 2015, Google Inc. + * Copyright 2015-2016, Google Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -33,72 +33,8 @@ #include <grpc++/support/string_ref.h> -#include <string.h> - -#include <algorithm> -#include <iostream> - namespace grpc { const size_t string_ref::npos = size_t(-1); -string_ref& string_ref::operator=(const string_ref& rhs) { - data_ = rhs.data_; - length_ = rhs.length_; - return *this; -} - -string_ref::string_ref(const char* s) : data_(s), length_(strlen(s)) {} - -string_ref string_ref::substr(size_t pos, size_t n) const { - if (pos > length_) pos = length_; - if (n > (length_ - pos)) n = length_ - pos; - return string_ref(data_ + pos, n); -} - -int string_ref::compare(string_ref x) const { - size_t min_size = length_ < x.length_ ? length_ : x.length_; - int r = memcmp(data_, x.data_, min_size); - if (r < 0) return -1; - if (r > 0) return 1; - if (length_ < x.length_) return -1; - if (length_ > x.length_) return 1; - return 0; -} - -bool string_ref::starts_with(string_ref x) const { - return length_ >= x.length_ && (memcmp(data_, x.data_, x.length_) == 0); -} - -bool string_ref::ends_with(string_ref x) const { - return length_ >= x.length_ && - (memcmp(data_ + (length_ - x.length_), x.data_, x.length_) == 0); -} - -size_t string_ref::find(string_ref s) const { - auto it = std::search(cbegin(), cend(), s.cbegin(), s.cend()); - return it == cend() ? npos : std::distance(cbegin(), it); -} - -size_t string_ref::find(char c) const { - auto it = std::find(cbegin(), cend(), c); - return it == cend() ? npos : std::distance(cbegin(), it); -} - -bool operator==(string_ref x, string_ref y) { return x.compare(y) == 0; } - -bool operator!=(string_ref x, string_ref y) { return x.compare(y) != 0; } - -bool operator<(string_ref x, string_ref y) { return x.compare(y) < 0; } - -bool operator<=(string_ref x, string_ref y) { return x.compare(y) <= 0; } - -bool operator>(string_ref x, string_ref y) { return x.compare(y) > 0; } - -bool operator>=(string_ref x, string_ref y) { return x.compare(y) >= 0; } - -std::ostream& operator<<(std::ostream& out, const string_ref& string) { - return out << grpc::string(string.begin(), string.end()); -} - } // namespace grpc |