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author | 2018-01-26 15:39:32 -0800 | |
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committer | 2018-02-15 14:49:34 -0800 | |
commit | 0e00c430827e81d61e1e7164ef04ca21ccbfaa77 (patch) | |
tree | 9246301d4f3583a4befd834f7ea426663b8eb622 /include/grpcpp/impl/codegen/core_codegen_interface.h | |
parent | 8224c45866c6a2cfa29ede0c91a6ae9f40572658 (diff) |
Move headers from grpc++ to grpcpp
Diffstat (limited to 'include/grpcpp/impl/codegen/core_codegen_interface.h')
-rw-r--r-- | include/grpcpp/impl/codegen/core_codegen_interface.h | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/include/grpcpp/impl/codegen/core_codegen_interface.h b/include/grpcpp/impl/codegen/core_codegen_interface.h new file mode 100644 index 0000000000..64bc9efc12 --- /dev/null +++ b/include/grpcpp/impl/codegen/core_codegen_interface.h @@ -0,0 +1,140 @@ +/* + * + * 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. + * + */ + +#ifndef GRPCPP_IMPL_CODEGEN_CORE_CODEGEN_INTERFACE_H +#define GRPCPP_IMPL_CODEGEN_CORE_CODEGEN_INTERFACE_H + +#include <grpc/impl/codegen/byte_buffer_reader.h> +#include <grpc/impl/codegen/grpc_types.h> +#include <grpc/impl/codegen/sync.h> +#include <grpcpp/impl/codegen/config.h> +#include <grpcpp/impl/codegen/status.h> + +namespace grpc { + +/// Interface between the codegen library and the minimal subset of core +/// features required by the generated code. +/// +/// All undocumented methods are simply forwarding the call to their namesakes. +/// Please refer to their corresponding documentation for details. +/// +/// \warning This interface should be considered internal and private. +class CoreCodegenInterface { + public: + /// Upon a failed assertion, log the error. + virtual void assert_fail(const char* failed_assertion, const char* file, + int line) = 0; + + virtual const grpc_completion_queue_factory* + grpc_completion_queue_factory_lookup( + const grpc_completion_queue_attributes* attributes) = 0; + virtual grpc_completion_queue* grpc_completion_queue_create( + const grpc_completion_queue_factory* factory, + const grpc_completion_queue_attributes* attributes, void* reserved) = 0; + virtual grpc_completion_queue* grpc_completion_queue_create_for_next( + void* reserved) = 0; + virtual grpc_completion_queue* grpc_completion_queue_create_for_pluck( + void* reserved) = 0; + virtual void grpc_completion_queue_destroy(grpc_completion_queue* cq) = 0; + virtual grpc_event grpc_completion_queue_pluck(grpc_completion_queue* cq, + void* tag, + gpr_timespec deadline, + void* reserved) = 0; + + virtual void* gpr_malloc(size_t size) = 0; + virtual void gpr_free(void* p) = 0; + + // These are only to be used to fix edge cases involving grpc_init and + // grpc_shutdown. Calling grpc_init from the codegen interface before + // the real grpc_init is called will cause a crash, so if you use this + // function, ensure that it is not the first call to grpc_init. + virtual void grpc_init() = 0; + virtual void grpc_shutdown() = 0; + + virtual void gpr_mu_init(gpr_mu* mu) = 0; + virtual void gpr_mu_destroy(gpr_mu* mu) = 0; + virtual void gpr_mu_lock(gpr_mu* mu) = 0; + virtual void gpr_mu_unlock(gpr_mu* mu) = 0; + virtual void gpr_cv_init(gpr_cv* cv) = 0; + virtual void gpr_cv_destroy(gpr_cv* cv) = 0; + virtual int gpr_cv_wait(gpr_cv* cv, gpr_mu* mu, + gpr_timespec abs_deadline) = 0; + virtual void gpr_cv_signal(gpr_cv* cv) = 0; + virtual void gpr_cv_broadcast(gpr_cv* cv) = 0; + + virtual grpc_byte_buffer* grpc_byte_buffer_copy(grpc_byte_buffer* bb) = 0; + virtual void grpc_byte_buffer_destroy(grpc_byte_buffer* bb) = 0; + + virtual int grpc_byte_buffer_reader_init(grpc_byte_buffer_reader* reader, + grpc_byte_buffer* buffer) + GRPC_MUST_USE_RESULT = 0; + virtual void grpc_byte_buffer_reader_destroy( + grpc_byte_buffer_reader* reader) = 0; + virtual int grpc_byte_buffer_reader_next(grpc_byte_buffer_reader* reader, + grpc_slice* slice) = 0; + + virtual grpc_byte_buffer* grpc_raw_byte_buffer_create(grpc_slice* slice, + size_t nslices) = 0; + virtual grpc_slice grpc_slice_new_with_user_data(void* p, size_t len, + void (*destroy)(void*), + void* user_data) = 0; + virtual grpc_call_error grpc_call_cancel_with_status(grpc_call* call, + grpc_status_code status, + const char* description, + void* reserved) = 0; + virtual void grpc_call_ref(grpc_call* call) = 0; + virtual void grpc_call_unref(grpc_call* call) = 0; + virtual void* grpc_call_arena_alloc(grpc_call* call, size_t length) = 0; + virtual grpc_slice grpc_empty_slice() = 0; + virtual grpc_slice grpc_slice_malloc(size_t length) = 0; + virtual void grpc_slice_unref(grpc_slice slice) = 0; + virtual grpc_slice grpc_slice_ref(grpc_slice slice) = 0; + virtual grpc_slice grpc_slice_split_tail(grpc_slice* s, size_t split) = 0; + virtual grpc_slice grpc_slice_split_head(grpc_slice* s, size_t split) = 0; + virtual grpc_slice grpc_slice_sub(grpc_slice s, size_t begin, size_t end) = 0; + virtual void grpc_slice_buffer_add(grpc_slice_buffer* sb, + grpc_slice slice) = 0; + virtual void grpc_slice_buffer_pop(grpc_slice_buffer* sb) = 0; + virtual grpc_slice grpc_slice_from_static_buffer(const void* buffer, + size_t length) = 0; + virtual grpc_slice grpc_slice_from_copied_buffer(const void* buffer, + size_t length) = 0; + + virtual void grpc_metadata_array_init(grpc_metadata_array* array) = 0; + virtual void grpc_metadata_array_destroy(grpc_metadata_array* array) = 0; + + virtual const Status& ok() = 0; + virtual const Status& cancelled() = 0; + + virtual gpr_timespec gpr_inf_future(gpr_clock_type type) = 0; + virtual gpr_timespec gpr_time_0(gpr_clock_type type) = 0; +}; + +extern CoreCodegenInterface* g_core_codegen_interface; + +/// Codegen specific version of \a GPR_ASSERT. +#define GPR_CODEGEN_ASSERT(x) \ + do { \ + if (!(x)) { \ + grpc::g_core_codegen_interface->assert_fail(#x, __FILE__, __LINE__); \ + } \ + } while (0) + +} // namespace grpc + +#endif // GRPCPP_IMPL_CODEGEN_CORE_CODEGEN_INTERFACE_H |