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187 lines
7.2 KiB
187 lines
7.2 KiB
/* |
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* |
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* Copyright 2015, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#ifndef GRPC_INTERNAL_CORE_SURFACE_CALL_H |
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#define GRPC_INTERNAL_CORE_SURFACE_CALL_H |
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#include "src/core/channel/channel_stack.h" |
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#include "src/core/channel/context.h" |
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#include <grpc/grpc.h> |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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/* Primitive operation types - grpc_op's get rewritten into these */ |
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typedef enum { |
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GRPC_IOREQ_RECV_INITIAL_METADATA, |
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GRPC_IOREQ_RECV_MESSAGE, |
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GRPC_IOREQ_RECV_TRAILING_METADATA, |
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GRPC_IOREQ_RECV_STATUS, |
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GRPC_IOREQ_RECV_STATUS_DETAILS, |
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GRPC_IOREQ_RECV_CLOSE, |
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GRPC_IOREQ_SEND_INITIAL_METADATA, |
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GRPC_IOREQ_SEND_MESSAGE, |
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GRPC_IOREQ_SEND_TRAILING_METADATA, |
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GRPC_IOREQ_SEND_STATUS, |
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GRPC_IOREQ_SEND_CLOSE, |
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GRPC_IOREQ_OP_COUNT |
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} grpc_ioreq_op; |
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typedef union { |
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grpc_metadata_array *recv_metadata; |
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grpc_byte_buffer **recv_message; |
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struct { |
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void (*set_value)(grpc_status_code status, void *user_data); |
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void *user_data; |
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} recv_status; |
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struct { |
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char **details; |
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size_t *details_capacity; |
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} recv_status_details; |
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struct { |
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size_t count; |
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grpc_metadata *metadata; |
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} send_metadata; |
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grpc_byte_buffer *send_message; |
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struct { |
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grpc_status_code code; |
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grpc_mdstr *details; |
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} send_status; |
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} grpc_ioreq_data; |
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typedef struct { |
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grpc_ioreq_op op; |
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gpr_uint32 flags; /**< A copy of the write flags from grpc_op */ |
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grpc_ioreq_data data; |
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} grpc_ioreq; |
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typedef void (*grpc_ioreq_completion_func)(grpc_call *call, int success, |
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void *user_data, |
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grpc_call_list *call_list); |
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grpc_call *grpc_call_create(grpc_channel *channel, grpc_call *parent_call, |
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gpr_uint32 propagation_mask, |
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grpc_completion_queue *cq, |
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const void *server_transport_data, |
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grpc_mdelem **add_initial_metadata, |
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size_t add_initial_metadata_count, |
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gpr_timespec send_deadline); |
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void grpc_call_set_completion_queue(grpc_call *call, grpc_completion_queue *cq, |
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grpc_call_list *call_list); |
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grpc_completion_queue *grpc_call_get_completion_queue(grpc_call *call); |
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#ifdef GRPC_CALL_REF_COUNT_DEBUG |
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void grpc_call_internal_ref(grpc_call *call, const char *reason); |
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void grpc_call_internal_unref(grpc_call *call, const char *reason, |
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grpc_call_list *call_list); |
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#define GRPC_CALL_INTERNAL_REF(call, reason) \ |
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grpc_call_internal_ref(call, reason) |
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#define GRPC_CALL_INTERNAL_UNREF(call, reason, call_list) \ |
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grpc_call_internal_unref(call, reason, call_list) |
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#else |
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void grpc_call_internal_ref(grpc_call *call); |
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void grpc_call_internal_unref(grpc_call *call, grpc_call_list *call_list); |
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#define GRPC_CALL_INTERNAL_REF(call, reason) grpc_call_internal_ref(call) |
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#define GRPC_CALL_INTERNAL_UNREF(call, reason, call_list) \ |
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grpc_call_internal_unref(call, call_list) |
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#endif |
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grpc_call_error grpc_call_start_ioreq_and_call_back( |
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grpc_call *call, const grpc_ioreq *reqs, size_t nreqs, |
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grpc_ioreq_completion_func on_complete, void *user_data, |
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grpc_call_list *call_list); |
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grpc_call_stack *grpc_call_get_call_stack(grpc_call *call); |
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/* Given the top call_element, get the call object. */ |
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grpc_call *grpc_call_from_top_element(grpc_call_element *surface_element); |
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extern int grpc_trace_batch; |
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void grpc_call_log_batch(char *file, int line, gpr_log_severity severity, |
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grpc_call *call, const grpc_op *ops, size_t nops, |
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void *tag); |
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void grpc_server_log_request_call(char *file, int line, |
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gpr_log_severity severity, |
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grpc_server *server, grpc_call **call, |
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grpc_call_details *details, |
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grpc_metadata_array *initial_metadata, |
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grpc_completion_queue *cq_bound_to_call, |
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grpc_completion_queue *cq_for_notification, |
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void *tag); |
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void grpc_server_log_shutdown(char *file, int line, gpr_log_severity severity, |
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grpc_server *server, grpc_completion_queue *cq, |
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void *tag); |
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/* Set a context pointer. |
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No thread safety guarantees are made wrt this value. */ |
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void grpc_call_context_set(grpc_call *call, grpc_context_index elem, |
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void *value, void (*destroy)(void *value)); |
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/* Get a context pointer. */ |
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void *grpc_call_context_get(grpc_call *call, grpc_context_index elem); |
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#define GRPC_CALL_LOG_BATCH(sev, call, ops, nops, tag) \ |
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if (grpc_trace_batch) grpc_call_log_batch(sev, call, ops, nops, tag) |
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#define GRPC_SERVER_LOG_REQUEST_CALL(sev, server, call, details, \ |
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initial_metadata, cq_bound_to_call, \ |
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cq_for_notifications, tag) \ |
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if (grpc_trace_batch) \ |
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grpc_server_log_request_call(sev, server, call, details, initial_metadata, \ |
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cq_bound_to_call, cq_for_notifications, tag) |
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#define GRPC_SERVER_LOG_SHUTDOWN(sev, server, cq, tag) \ |
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if (grpc_trace_batch) grpc_server_log_shutdown(sev, server, cq, tag) |
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gpr_uint8 grpc_call_is_client(grpc_call *call); |
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grpc_compression_algorithm grpc_call_get_compression_algorithm( |
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const grpc_call *call); |
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gpr_uint32 grpc_call_get_message_flags(const grpc_call *call); |
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/** Returns a bitset for the encodings (compression algorithms) supported by \a |
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* call's peer. |
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* |
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* To be indexed by grpc_compression_algorithm enum values. */ |
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gpr_uint32 grpc_call_get_encodings_accepted_by_peer(grpc_call *call); |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* GRPC_INTERNAL_CORE_SURFACE_CALL_H */
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