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<div class="textblock"><code>#include &lt;<a class="el" href="grpc_2impl_2codegen_2byte__buffer_8h_source.html">grpc/impl/codegen/byte_buffer.h</a>&gt;</code><br />
<code>#include &lt;<a class="el" href="grpc_2impl_2codegen_2status_8h_source.html">grpc/impl/codegen/status.h</a>&gt;</code><br />
<code>#include &lt;stddef.h&gt;</code><br />
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<p><a href="grpc__types_8h_source.html">Go to the source code of this file.</a></p>
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Data Structures</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgrpc__arg__pointer__vtable.html">grpc_arg_pointer_vtable</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgrpc__arg.html">grpc_arg</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">A single argument...  <a href="structgrpc__arg.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgrpc__channel__args.html">grpc_channel_args</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">An array of arguments that can be passed around.  <a href="structgrpc__channel__args.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgrpc__metadata.html">grpc_metadata</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">A single metadata element.  <a href="structgrpc__metadata.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgrpc__event.html">grpc_event</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">The result of an operation.  <a href="structgrpc__event.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgrpc__metadata__array.html">grpc_metadata_array</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgrpc__call__details.html">grpc_call_details</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgrpc__op.html">grpc_op</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Operation data: one field for each op type (except SEND_CLOSE_FROM_CLIENT which has no arguments)  <a href="structgrpc__op.html#details">More...</a><br /></td></tr>
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Macros</h2></td></tr>
<tr class="memitem:gae498934a02de89ce29cec570b02a2037"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__grpc__arg__keys.html#gae498934a02de89ce29cec570b02a2037">GRPC_ARG_ENABLE_CENSUS</a>&#160;&#160;&#160;&quot;grpc.census&quot;</td></tr>
<tr class="memdesc:gae498934a02de89ce29cec570b02a2037"><td class="mdescLeft">&#160;</td><td class="mdescRight">If non-zero, enable census for tracing and stats collection.  <a href="group__grpc__arg__keys.html#gae498934a02de89ce29cec570b02a2037">More...</a><br /></td></tr>
<tr class="separator:gae498934a02de89ce29cec570b02a2037"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaae124ed1c6d60a08d0f56884e9442044"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__grpc__arg__keys.html#gaae124ed1c6d60a08d0f56884e9442044">GRPC_ARG_ENABLE_LOAD_REPORTING</a>&#160;&#160;&#160;&quot;grpc.loadreporting&quot;</td></tr>
<tr class="memdesc:gaae124ed1c6d60a08d0f56884e9442044"><td class="mdescLeft">&#160;</td><td class="mdescRight">If non-zero, enable load reporting.  <a href="group__grpc__arg__keys.html#gaae124ed1c6d60a08d0f56884e9442044">More...</a><br /></td></tr>
<tr class="separator:gaae124ed1c6d60a08d0f56884e9442044"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga5bb9256d0b457cab219f4d9d765148b6"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__grpc__arg__keys.html#ga5bb9256d0b457cab219f4d9d765148b6">GRPC_ARG_MAX_CONCURRENT_STREAMS</a>&#160;&#160;&#160;&quot;grpc.max_concurrent_streams&quot;</td></tr>
<tr class="memdesc:ga5bb9256d0b457cab219f4d9d765148b6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Maximum number of concurrent incoming streams to allow on a http2 connection.  <a href="group__grpc__arg__keys.html#ga5bb9256d0b457cab219f4d9d765148b6">More...</a><br /></td></tr>
<tr class="separator:ga5bb9256d0b457cab219f4d9d765148b6"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga50f37feb7c000a23b3b0edf4c31d4367"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__grpc__arg__keys.html#ga50f37feb7c000a23b3b0edf4c31d4367">GRPC_ARG_MAX_MESSAGE_LENGTH</a>&#160;&#160;&#160;&quot;grpc.max_message_length&quot;</td></tr>
<tr class="memdesc:ga50f37feb7c000a23b3b0edf4c31d4367"><td class="mdescLeft">&#160;</td><td class="mdescRight">Maximum message length that the channel can receive.  <a href="group__grpc__arg__keys.html#ga50f37feb7c000a23b3b0edf4c31d4367">More...</a><br /></td></tr>
<tr class="separator:ga50f37feb7c000a23b3b0edf4c31d4367"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaecc45a63163796ca1bc5453938bdfb36"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__grpc__arg__keys.html#gaecc45a63163796ca1bc5453938bdfb36">GRPC_ARG_HTTP2_INITIAL_SEQUENCE_NUMBER</a>&#160;&#160;&#160;&quot;grpc.http2.initial_sequence_number&quot;</td></tr>
<tr class="memdesc:gaecc45a63163796ca1bc5453938bdfb36"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initial sequence number for http2 transports.  <a href="group__grpc__arg__keys.html#gaecc45a63163796ca1bc5453938bdfb36">More...</a><br /></td></tr>
<tr class="separator:gaecc45a63163796ca1bc5453938bdfb36"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gac02673f790cd2e8616e03aa010be67d6"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__grpc__arg__keys.html#gac02673f790cd2e8616e03aa010be67d6">GRPC_ARG_HTTP2_STREAM_LOOKAHEAD_BYTES</a>&#160;&#160;&#160;&quot;grpc.http2.lookahead_bytes&quot;</td></tr>
<tr class="memdesc:gac02673f790cd2e8616e03aa010be67d6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Amount to read ahead on individual streams.  <a href="group__grpc__arg__keys.html#gac02673f790cd2e8616e03aa010be67d6">More...</a><br /></td></tr>
<tr class="separator:gac02673f790cd2e8616e03aa010be67d6"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga216089aecb45149441024ffe5542cbaf"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__grpc__arg__keys.html#ga216089aecb45149441024ffe5542cbaf">GRPC_ARG_HTTP2_HPACK_TABLE_SIZE_DECODER</a>&#160;&#160;&#160;&quot;grpc.http2.hpack_table_size.decoder&quot;</td></tr>
<tr class="memdesc:ga216089aecb45149441024ffe5542cbaf"><td class="mdescLeft">&#160;</td><td class="mdescRight">How much memory to use for hpack decoding.  <a href="group__grpc__arg__keys.html#ga216089aecb45149441024ffe5542cbaf">More...</a><br /></td></tr>
<tr class="separator:ga216089aecb45149441024ffe5542cbaf"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaab50fc8faf9f04675a9fefa9d631e362"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__grpc__arg__keys.html#gaab50fc8faf9f04675a9fefa9d631e362">GRPC_ARG_HTTP2_HPACK_TABLE_SIZE_ENCODER</a>&#160;&#160;&#160;&quot;grpc.http2.hpack_table_size.encoder&quot;</td></tr>
<tr class="memdesc:gaab50fc8faf9f04675a9fefa9d631e362"><td class="mdescLeft">&#160;</td><td class="mdescRight">How much memory to use for hpack encoding.  <a href="group__grpc__arg__keys.html#gaab50fc8faf9f04675a9fefa9d631e362">More...</a><br /></td></tr>
<tr class="separator:gaab50fc8faf9f04675a9fefa9d631e362"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gadd42f97666fbfc66b7dac253ac3b73ae"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__grpc__arg__keys.html#gadd42f97666fbfc66b7dac253ac3b73ae">GRPC_ARG_DEFAULT_AUTHORITY</a>&#160;&#160;&#160;&quot;grpc.default_authority&quot;</td></tr>
<tr class="memdesc:gadd42f97666fbfc66b7dac253ac3b73ae"><td class="mdescLeft">&#160;</td><td class="mdescRight">Default authority to pass if none specified on call construction.  <a href="group__grpc__arg__keys.html#gadd42f97666fbfc66b7dac253ac3b73ae">More...</a><br /></td></tr>
<tr class="separator:gadd42f97666fbfc66b7dac253ac3b73ae"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga0732df2d9003e9ee1c01e50e41b5a8e2"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__grpc__arg__keys.html#ga0732df2d9003e9ee1c01e50e41b5a8e2">GRPC_ARG_PRIMARY_USER_AGENT_STRING</a>&#160;&#160;&#160;&quot;grpc.primary_user_agent&quot;</td></tr>
<tr class="memdesc:ga0732df2d9003e9ee1c01e50e41b5a8e2"><td class="mdescLeft">&#160;</td><td class="mdescRight">Primary user agent: goes at the start of the user-agent metadata sent on each request.  <a href="group__grpc__arg__keys.html#ga0732df2d9003e9ee1c01e50e41b5a8e2">More...</a><br /></td></tr>
<tr class="separator:ga0732df2d9003e9ee1c01e50e41b5a8e2"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaf47b4048c11e4f8f4162f12c135c2da4"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__grpc__arg__keys.html#gaf47b4048c11e4f8f4162f12c135c2da4">GRPC_ARG_SECONDARY_USER_AGENT_STRING</a>&#160;&#160;&#160;&quot;grpc.secondary_user_agent&quot;</td></tr>
<tr class="memdesc:gaf47b4048c11e4f8f4162f12c135c2da4"><td class="mdescLeft">&#160;</td><td class="mdescRight">Secondary user agent: goes at the end of the user-agent metadata sent on each request.  <a href="group__grpc__arg__keys.html#gaf47b4048c11e4f8f4162f12c135c2da4">More...</a><br /></td></tr>
<tr class="separator:gaf47b4048c11e4f8f4162f12c135c2da4"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gac978e84658bcda47633c5b81a80d0052"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__grpc__arg__keys.html#gac978e84658bcda47633c5b81a80d0052">GRPC_ARG_MAX_RECONNECT_BACKOFF_MS</a>&#160;&#160;&#160;&quot;grpc.max_reconnect_backoff_ms&quot;</td></tr>
<tr class="memdesc:gac978e84658bcda47633c5b81a80d0052"><td class="mdescLeft">&#160;</td><td class="mdescRight">The maximum time between subsequent connection attempts, in ms.  <a href="group__grpc__arg__keys.html#gac978e84658bcda47633c5b81a80d0052">More...</a><br /></td></tr>
<tr class="separator:gac978e84658bcda47633c5b81a80d0052"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga218bf55b665134a11baf07ada5980825"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__grpc__arg__keys.html#ga218bf55b665134a11baf07ada5980825">GRPC_SSL_TARGET_NAME_OVERRIDE_ARG</a>&#160;&#160;&#160;&quot;grpc.ssl_target_name_override&quot;</td></tr>
<tr class="separator:ga218bf55b665134a11baf07ada5980825"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga2a9e23d3fe81ae539ba655d2e49051c8"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__grpc__arg__keys.html#ga2a9e23d3fe81ae539ba655d2e49051c8">GRPC_ARG_MAX_METADATA_SIZE</a>&#160;&#160;&#160;&quot;grpc.max_metadata_size&quot;</td></tr>
<tr class="separator:ga2a9e23d3fe81ae539ba655d2e49051c8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga40e635cf00ea7a10c71ed71c03d97f23"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__grpc__arg__keys.html#ga40e635cf00ea7a10c71ed71c03d97f23">GRPC_ARG_ALLOW_REUSEPORT</a>&#160;&#160;&#160;&quot;grpc.so_reuseport&quot;</td></tr>
<tr class="memdesc:ga40e635cf00ea7a10c71ed71c03d97f23"><td class="mdescLeft">&#160;</td><td class="mdescRight">If non-zero, allow the use of SO_REUSEPORT if it's available (default 1)  <a href="group__grpc__arg__keys.html#ga40e635cf00ea7a10c71ed71c03d97f23">More...</a><br /></td></tr>
<tr class="separator:ga40e635cf00ea7a10c71ed71c03d97f23"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:adf29fd8b7df2ecc47d14a7f5a3a079c0"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#adf29fd8b7df2ecc47d14a7f5a3a079c0">GRPC_WRITE_BUFFER_HINT</a>&#160;&#160;&#160;(0x00000001u)</td></tr>
<tr class="memdesc:adf29fd8b7df2ecc47d14a7f5a3a079c0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Hint that the write may be buffered and need not go out on the wire immediately.  <a href="#adf29fd8b7df2ecc47d14a7f5a3a079c0">More...</a><br /></td></tr>
<tr class="separator:adf29fd8b7df2ecc47d14a7f5a3a079c0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ae09000181671f031ed0e319ed557da4e"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#ae09000181671f031ed0e319ed557da4e">GRPC_WRITE_NO_COMPRESS</a>&#160;&#160;&#160;(0x00000002u)</td></tr>
<tr class="memdesc:ae09000181671f031ed0e319ed557da4e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Force compression to be disabled for a particular write (start_write/add_metadata).  <a href="#ae09000181671f031ed0e319ed557da4e">More...</a><br /></td></tr>
<tr class="separator:ae09000181671f031ed0e319ed557da4e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3317259e1098b2b6f49982d6997bbf6a"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#a3317259e1098b2b6f49982d6997bbf6a">GRPC_WRITE_USED_MASK</a>&#160;&#160;&#160;(<a class="el" href="grpc__types_8h.html#adf29fd8b7df2ecc47d14a7f5a3a079c0">GRPC_WRITE_BUFFER_HINT</a> | <a class="el" href="grpc__types_8h.html#ae09000181671f031ed0e319ed557da4e">GRPC_WRITE_NO_COMPRESS</a>)</td></tr>
<tr class="memdesc:a3317259e1098b2b6f49982d6997bbf6a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Mask of all valid flags.  <a href="#a3317259e1098b2b6f49982d6997bbf6a">More...</a><br /></td></tr>
<tr class="separator:a3317259e1098b2b6f49982d6997bbf6a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3b9e262e1a797030f62bccfe7b42ce01"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#a3b9e262e1a797030f62bccfe7b42ce01">GRPC_INITIAL_METADATA_IDEMPOTENT_REQUEST</a>&#160;&#160;&#160;(0x00000010u)</td></tr>
<tr class="memdesc:a3b9e262e1a797030f62bccfe7b42ce01"><td class="mdescLeft">&#160;</td><td class="mdescRight">Signal that the call is idempotent.  <a href="#a3b9e262e1a797030f62bccfe7b42ce01">More...</a><br /></td></tr>
<tr class="separator:a3b9e262e1a797030f62bccfe7b42ce01"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a24416a7b74f7282f5a51c6844760943b"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#a24416a7b74f7282f5a51c6844760943b">GRPC_INITIAL_METADATA_IGNORE_CONNECTIVITY</a>&#160;&#160;&#160;(0x00000020u)</td></tr>
<tr class="memdesc:a24416a7b74f7282f5a51c6844760943b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Signal that the call should not return UNAVAILABLE before it has started.  <a href="#a24416a7b74f7282f5a51c6844760943b">More...</a><br /></td></tr>
<tr class="separator:a24416a7b74f7282f5a51c6844760943b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aca7fa3c1b87589e5829f508ee3fc1f84"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#aca7fa3c1b87589e5829f508ee3fc1f84">GRPC_INITIAL_METADATA_USED_MASK</a></td></tr>
<tr class="memdesc:aca7fa3c1b87589e5829f508ee3fc1f84"><td class="mdescLeft">&#160;</td><td class="mdescRight">Mask of all valid flags.  <a href="#aca7fa3c1b87589e5829f508ee3fc1f84">More...</a><br /></td></tr>
<tr class="separator:aca7fa3c1b87589e5829f508ee3fc1f84"><td class="memSeparator" colspan="2">&#160;</td></tr>
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Typedefs</h2></td></tr>
<tr class="memitem:a895faab0e6035445750e43482651ba2f"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="grpc__types_8h.html#a895faab0e6035445750e43482651ba2f">grpc_completion_queue</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#a895faab0e6035445750e43482651ba2f">grpc_completion_queue</a></td></tr>
<tr class="memdesc:a895faab0e6035445750e43482651ba2f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Completion Queues enable notification of the completion of asynchronous actions.  <a href="#a895faab0e6035445750e43482651ba2f">More...</a><br /></td></tr>
<tr class="separator:a895faab0e6035445750e43482651ba2f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a09ce3d7fa6473ac1cb39692adf257a13"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="grpc__types_8h.html#a09ce3d7fa6473ac1cb39692adf257a13">grpc_alarm</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#a09ce3d7fa6473ac1cb39692adf257a13">grpc_alarm</a></td></tr>
<tr class="memdesc:a09ce3d7fa6473ac1cb39692adf257a13"><td class="mdescLeft">&#160;</td><td class="mdescRight">An alarm associated with a completion queue.  <a href="#a09ce3d7fa6473ac1cb39692adf257a13">More...</a><br /></td></tr>
<tr class="separator:a09ce3d7fa6473ac1cb39692adf257a13"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a432bfa6b9f6603643cdf9de8804c254e"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="grpc__types_8h.html#a432bfa6b9f6603643cdf9de8804c254e">grpc_channel</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#a432bfa6b9f6603643cdf9de8804c254e">grpc_channel</a></td></tr>
<tr class="memdesc:a432bfa6b9f6603643cdf9de8804c254e"><td class="mdescLeft">&#160;</td><td class="mdescRight">The Channel interface allows creation of Call objects.  <a href="#a432bfa6b9f6603643cdf9de8804c254e">More...</a><br /></td></tr>
<tr class="separator:a432bfa6b9f6603643cdf9de8804c254e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a2bbbaad8f7a806f6c834b68c5dd916d8"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="grpc__types_8h.html#a2bbbaad8f7a806f6c834b68c5dd916d8">grpc_server</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#a2bbbaad8f7a806f6c834b68c5dd916d8">grpc_server</a></td></tr>
<tr class="memdesc:a2bbbaad8f7a806f6c834b68c5dd916d8"><td class="mdescLeft">&#160;</td><td class="mdescRight">A server listens to some port and responds to request calls.  <a href="#a2bbbaad8f7a806f6c834b68c5dd916d8">More...</a><br /></td></tr>
<tr class="separator:a2bbbaad8f7a806f6c834b68c5dd916d8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a122f8f4f0a585396d993d9b55848f222"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="grpc__types_8h.html#a122f8f4f0a585396d993d9b55848f222">grpc_call</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#a122f8f4f0a585396d993d9b55848f222">grpc_call</a></td></tr>
<tr class="memdesc:a122f8f4f0a585396d993d9b55848f222"><td class="mdescLeft">&#160;</td><td class="mdescRight">A Call represents an RPC.  <a href="#a122f8f4f0a585396d993d9b55848f222">More...</a><br /></td></tr>
<tr class="separator:a122f8f4f0a585396d993d9b55848f222"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8499b89a510e8a3d4e76e011776a1548"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="structgrpc__arg__pointer__vtable.html">grpc_arg_pointer_vtable</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#a8499b89a510e8a3d4e76e011776a1548">grpc_arg_pointer_vtable</a></td></tr>
<tr class="separator:a8499b89a510e8a3d4e76e011776a1548"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:abb51216cb5ac1cfd8ca4d096e060adbb"><td class="memItemLeft" align="right" valign="top">typedef enum <a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785b">grpc_call_error</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#abb51216cb5ac1cfd8ca4d096e060adbb">grpc_call_error</a></td></tr>
<tr class="memdesc:abb51216cb5ac1cfd8ca4d096e060adbb"><td class="mdescLeft">&#160;</td><td class="mdescRight">Result of a grpc call.  <a href="#abb51216cb5ac1cfd8ca4d096e060adbb">More...</a><br /></td></tr>
<tr class="separator:abb51216cb5ac1cfd8ca4d096e060adbb"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1da84eaead787d991c5a0c87aed7c30b"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="structgrpc__metadata.html">grpc_metadata</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#a1da84eaead787d991c5a0c87aed7c30b">grpc_metadata</a></td></tr>
<tr class="memdesc:a1da84eaead787d991c5a0c87aed7c30b"><td class="mdescLeft">&#160;</td><td class="mdescRight">A single metadata element.  <a href="#a1da84eaead787d991c5a0c87aed7c30b">More...</a><br /></td></tr>
<tr class="separator:a1da84eaead787d991c5a0c87aed7c30b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a70454b2958c92c1cd8feeaa45f157b74"><td class="memItemLeft" align="right" valign="top">typedef enum <a class="el" href="grpc__types_8h.html#ab6454071421a36ebc25952ed448d5b87">grpc_completion_type</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#a70454b2958c92c1cd8feeaa45f157b74">grpc_completion_type</a></td></tr>
<tr class="memdesc:a70454b2958c92c1cd8feeaa45f157b74"><td class="mdescLeft">&#160;</td><td class="mdescRight">The type of completion (for <a class="el" href="structgrpc__event.html" title="The result of an operation. ">grpc_event</a>)  <a href="#a70454b2958c92c1cd8feeaa45f157b74">More...</a><br /></td></tr>
<tr class="separator:a70454b2958c92c1cd8feeaa45f157b74"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a07990645ca218f6965fd83edf3f421b7"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="structgrpc__event.html">grpc_event</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#a07990645ca218f6965fd83edf3f421b7">grpc_event</a></td></tr>
<tr class="memdesc:a07990645ca218f6965fd83edf3f421b7"><td class="mdescLeft">&#160;</td><td class="mdescRight">The result of an operation.  <a href="#a07990645ca218f6965fd83edf3f421b7">More...</a><br /></td></tr>
<tr class="separator:a07990645ca218f6965fd83edf3f421b7"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a6556a58ca45ad5132b89c770cf875215"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="structgrpc__op.html">grpc_op</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#a6556a58ca45ad5132b89c770cf875215">grpc_op</a></td></tr>
<tr class="memdesc:a6556a58ca45ad5132b89c770cf875215"><td class="mdescLeft">&#160;</td><td class="mdescRight">Operation data: one field for each op type (except SEND_CLOSE_FROM_CLIENT which has no arguments)  <a href="#a6556a58ca45ad5132b89c770cf875215">More...</a><br /></td></tr>
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Enumerations</h2></td></tr>
<tr class="memitem:a0b06eae05e70404aedbceaebce6de593"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#a0b06eae05e70404aedbceaebce6de593">grpc_arg_type</a> { <a class="el" href="grpc__types_8h.html#a0b06eae05e70404aedbceaebce6de593a215b6b9143ba133ede0e29f79098239d">GRPC_ARG_STRING</a>, 
<a class="el" href="grpc__types_8h.html#a0b06eae05e70404aedbceaebce6de593a8d2f803b8aaf88f34dac1f887826c689">GRPC_ARG_INTEGER</a>, 
<a class="el" href="grpc__types_8h.html#a0b06eae05e70404aedbceaebce6de593a02a823a7037e2a60b9d9a031fd42591b">GRPC_ARG_POINTER</a>
 }<tr class="memdesc:a0b06eae05e70404aedbceaebce6de593"><td class="mdescLeft">&#160;</td><td class="mdescRight">Type specifier for <a class="el" href="structgrpc__arg.html" title="A single argument... ">grpc_arg</a>.  <a href="grpc__types_8h.html#a0b06eae05e70404aedbceaebce6de593">More...</a><br /></td></tr>
</td></tr>
<tr class="separator:a0b06eae05e70404aedbceaebce6de593"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0d5a8bdd6d53d209cacea4b6fa5d785b"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785b">grpc_call_error</a> { <br />
&#160;&#160;<a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785ba32f125b97007cbdb43534e9d6e0989f8">GRPC_CALL_OK</a> = 0, 
<a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785ba86e7b6bf1fe5dec17fc08ba2f77d1b41">GRPC_CALL_ERROR</a>, 
<a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785ba1a48e861db610ae8f0b0cba7749251d8">GRPC_CALL_ERROR_NOT_ON_SERVER</a>, 
<a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785ba7ba38ea119e00e8b4d10211f4ced9ef6">GRPC_CALL_ERROR_NOT_ON_CLIENT</a>, 
<br />
&#160;&#160;<a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785ba2f6f332e63eb94df8abedfddb96ae63a">GRPC_CALL_ERROR_ALREADY_ACCEPTED</a>, 
<a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785ba042165aa26653c844a846d188f722857">GRPC_CALL_ERROR_ALREADY_INVOKED</a>, 
<a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785ba6113860606450e3a3fa40ddf46749296">GRPC_CALL_ERROR_NOT_INVOKED</a>, 
<a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785ba21256301a6038a6a03fc8444ddd08c63">GRPC_CALL_ERROR_ALREADY_FINISHED</a>, 
<br />
&#160;&#160;<a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785ba7e09791915b841c30e9d79c26a5a6454">GRPC_CALL_ERROR_TOO_MANY_OPERATIONS</a>, 
<a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785bae915786320e24eff4f1e05852d40f861">GRPC_CALL_ERROR_INVALID_FLAGS</a>, 
<a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785ba13f469c7761a672240ddfe29f85729bd">GRPC_CALL_ERROR_INVALID_METADATA</a>, 
<a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785ba7dfc7fe11288dd7a30a8f07b890c9c5b">GRPC_CALL_ERROR_INVALID_MESSAGE</a>, 
<br />
&#160;&#160;<a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785bade52e850722f80804d90881ac125706f">GRPC_CALL_ERROR_NOT_SERVER_COMPLETION_QUEUE</a>, 
<a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785ba906d5d530b249b5b853595e424ec400b">GRPC_CALL_ERROR_BATCH_TOO_BIG</a>, 
<a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785ba598dd6646d1a7c88d4bbef1490953ee3">GRPC_CALL_ERROR_PAYLOAD_TYPE_MISMATCH</a>
<br />
 }<tr class="memdesc:a0d5a8bdd6d53d209cacea4b6fa5d785b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Result of a grpc call.  <a href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785b">More...</a><br /></td></tr>
</td></tr>
<tr class="separator:a0d5a8bdd6d53d209cacea4b6fa5d785b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab6454071421a36ebc25952ed448d5b87"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#ab6454071421a36ebc25952ed448d5b87">grpc_completion_type</a> { <a class="el" href="grpc__types_8h.html#ab6454071421a36ebc25952ed448d5b87a503dd1b2ec79457f0f810716016219d5">GRPC_QUEUE_SHUTDOWN</a>, 
<a class="el" href="grpc__types_8h.html#ab6454071421a36ebc25952ed448d5b87a4339ea61236e103b6555fdf9b6cffab6">GRPC_QUEUE_TIMEOUT</a>, 
<a class="el" href="grpc__types_8h.html#ab6454071421a36ebc25952ed448d5b87a00b42e3d4b6e6493c6e76f1adf07b297">GRPC_OP_COMPLETE</a>
 }<tr class="memdesc:ab6454071421a36ebc25952ed448d5b87"><td class="mdescLeft">&#160;</td><td class="mdescRight">The type of completion (for <a class="el" href="structgrpc__event.html" title="The result of an operation. ">grpc_event</a>)  <a href="grpc__types_8h.html#ab6454071421a36ebc25952ed448d5b87">More...</a><br /></td></tr>
</td></tr>
<tr class="separator:ab6454071421a36ebc25952ed448d5b87"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a41dc9abf9678decbfcef1a037e35939a"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="grpc__types_8h.html#a41dc9abf9678decbfcef1a037e35939a">grpc_op_type</a> { <br />
&#160;&#160;<a class="el" href="grpc__types_8h.html#a41dc9abf9678decbfcef1a037e35939aaf5bbedf13763c180b2f1ada62769d721">GRPC_OP_SEND_INITIAL_METADATA</a> = 0, 
<a class="el" href="grpc__types_8h.html#a41dc9abf9678decbfcef1a037e35939aaa6447181c20e4c6d64a54fae8082ef70">GRPC_OP_SEND_MESSAGE</a>, 
<a class="el" href="grpc__types_8h.html#a41dc9abf9678decbfcef1a037e35939aa6c66420562347ff4dcf35e4b32c0d486">GRPC_OP_SEND_CLOSE_FROM_CLIENT</a>, 
<a class="el" href="grpc__types_8h.html#a41dc9abf9678decbfcef1a037e35939aa3a3659314e7495b1cabed0f3a6705f64">GRPC_OP_SEND_STATUS_FROM_SERVER</a>, 
<br />
&#160;&#160;<a class="el" href="grpc__types_8h.html#a41dc9abf9678decbfcef1a037e35939aaabe080072d165d1e69459abd7c742078">GRPC_OP_RECV_INITIAL_METADATA</a>, 
<a class="el" href="grpc__types_8h.html#a41dc9abf9678decbfcef1a037e35939aafe3da4c8865af4ef5258b3790d15afc5">GRPC_OP_RECV_MESSAGE</a>, 
<a class="el" href="grpc__types_8h.html#a41dc9abf9678decbfcef1a037e35939aa4d43b168589407554a58e91fae80ba17">GRPC_OP_RECV_STATUS_ON_CLIENT</a>, 
<a class="el" href="grpc__types_8h.html#a41dc9abf9678decbfcef1a037e35939aa8fb75ed79601a4845a39a74d7505cef6">GRPC_OP_RECV_CLOSE_ON_SERVER</a>
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<h2 class="groupheader">Macro Definition Documentation</h2>
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          <td class="memname">#define GRPC_INITIAL_METADATA_IDEMPOTENT_REQUEST&#160;&#160;&#160;(0x00000010u)</td>
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<p>Signal that the call is idempotent. </p>

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          <td class="memname">#define GRPC_INITIAL_METADATA_IGNORE_CONNECTIVITY&#160;&#160;&#160;(0x00000020u)</td>
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<p>Signal that the call should not return UNAVAILABLE before it has started. </p>

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          <td class="memname">#define GRPC_INITIAL_METADATA_USED_MASK</td>
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<b>Value:</b><div class="fragment"><div class="line">(<a class="code" href="grpc__types_8h.html#a3b9e262e1a797030f62bccfe7b42ce01">GRPC_INITIAL_METADATA_IDEMPOTENT_REQUEST</a> | <a class="code" href="grpc__types_8h.html#a24416a7b74f7282f5a51c6844760943b">\</a></div><div class="line"><a class="code" href="grpc__types_8h.html#a24416a7b74f7282f5a51c6844760943b">   GRPC_INITIAL_METADATA_IGNORE_CONNECTIVITY</a>)</div><div class="ttc" id="grpc__types_8h_html_a24416a7b74f7282f5a51c6844760943b"><div class="ttname"><a href="grpc__types_8h.html#a24416a7b74f7282f5a51c6844760943b">GRPC_INITIAL_METADATA_IGNORE_CONNECTIVITY</a></div><div class="ttdeci">#define GRPC_INITIAL_METADATA_IGNORE_CONNECTIVITY</div><div class="ttdoc">Signal that the call should not return UNAVAILABLE before it has started. </div><div class="ttdef"><b>Definition:</b> grpc_types.h:224</div></div>
<div class="ttc" id="grpc__types_8h_html_a3b9e262e1a797030f62bccfe7b42ce01"><div class="ttname"><a href="grpc__types_8h.html#a3b9e262e1a797030f62bccfe7b42ce01">GRPC_INITIAL_METADATA_IDEMPOTENT_REQUEST</a></div><div class="ttdeci">#define GRPC_INITIAL_METADATA_IDEMPOTENT_REQUEST</div><div class="ttdoc">Signal that the call is idempotent. </div><div class="ttdef"><b>Definition:</b> grpc_types.h:222</div></div>
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<p>Mask of all valid flags. </p>

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<p>Hint that the write may be buffered and need not go out on the wire immediately. </p>
<p>GRPC is free to buffer the message until the next non-buffered write, or until writes_done, but it need not buffer completely or at all. </p>

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<p>Force compression to be disabled for a particular write (start_write/add_metadata). </p>
<p>Illegal on invoke/accept. </p>

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          <td class="memname">#define GRPC_WRITE_USED_MASK&#160;&#160;&#160;(<a class="el" href="grpc__types_8h.html#adf29fd8b7df2ecc47d14a7f5a3a079c0">GRPC_WRITE_BUFFER_HINT</a> | <a class="el" href="grpc__types_8h.html#ae09000181671f031ed0e319ed557da4e">GRPC_WRITE_NO_COMPRESS</a>)</td>
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<p>Mask of all valid flags. </p>

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<h2 class="groupheader">Typedef Documentation</h2>
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          <td class="memname">typedef struct <a class="el" href="grpc__types_8h.html#a09ce3d7fa6473ac1cb39692adf257a13">grpc_alarm</a> <a class="el" href="grpc__types_8h.html#a09ce3d7fa6473ac1cb39692adf257a13">grpc_alarm</a></td>
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<p>An alarm associated with a completion queue. </p>

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          <td class="memname">typedef struct <a class="el" href="structgrpc__arg__pointer__vtable.html">grpc_arg_pointer_vtable</a>  <a class="el" href="structgrpc__arg__pointer__vtable.html">grpc_arg_pointer_vtable</a></td>
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          <td class="memname">typedef struct <a class="el" href="grpc__types_8h.html#a122f8f4f0a585396d993d9b55848f222">grpc_call</a> <a class="el" href="grpc__types_8h.html#a122f8f4f0a585396d993d9b55848f222">grpc_call</a></td>
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<p>A Call represents an RPC. </p>
<p>When created, it is in a configuration state allowing properties to be set until it is invoked. After invoke, the Call can have messages written to it and read from it. </p>

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          <td class="memname">typedef enum <a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785b">grpc_call_error</a>  <a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785b">grpc_call_error</a></td>
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<p>Result of a grpc call. </p>
<p>If the caller satisfies the prerequisites of a particular operation, the grpc_call_error returned will be GRPC_CALL_OK. Receiving any other value listed here is an indication of a bug in the caller. </p>

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          <td class="memname">typedef struct <a class="el" href="grpc__types_8h.html#a432bfa6b9f6603643cdf9de8804c254e">grpc_channel</a> <a class="el" href="grpc__types_8h.html#a432bfa6b9f6603643cdf9de8804c254e">grpc_channel</a></td>
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<p>The Channel interface allows creation of Call objects. </p>

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          <td class="memname">typedef struct <a class="el" href="grpc__types_8h.html#a895faab0e6035445750e43482651ba2f">grpc_completion_queue</a> <a class="el" href="grpc__types_8h.html#a895faab0e6035445750e43482651ba2f">grpc_completion_queue</a></td>
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<p>Completion Queues enable notification of the completion of asynchronous actions. </p>

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          <td class="memname">typedef enum <a class="el" href="grpc__types_8h.html#ab6454071421a36ebc25952ed448d5b87">grpc_completion_type</a>  <a class="el" href="grpc__types_8h.html#ab6454071421a36ebc25952ed448d5b87">grpc_completion_type</a></td>
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<p>The type of completion (for <a class="el" href="structgrpc__event.html" title="The result of an operation. ">grpc_event</a>) </p>

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<p>The result of an operation. </p>
<p>Returned by a completion queue when the operation started with tag. </p>

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          <td class="memname">typedef struct <a class="el" href="structgrpc__metadata.html">grpc_metadata</a>  <a class="el" href="structgrpc__metadata.html">grpc_metadata</a></td>
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<p>A single metadata element. </p>

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          <td class="memname">typedef struct <a class="el" href="structgrpc__op.html">grpc_op</a>  <a class="el" href="structgrpc__op.html">grpc_op</a></td>
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<p>Operation data: one field for each op type (except SEND_CLOSE_FROM_CLIENT which has no arguments) </p>

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          <td class="memname">typedef struct <a class="el" href="grpc__types_8h.html#a2bbbaad8f7a806f6c834b68c5dd916d8">grpc_server</a> <a class="el" href="grpc__types_8h.html#a2bbbaad8f7a806f6c834b68c5dd916d8">grpc_server</a></td>
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<p>A server listens to some port and responds to request calls. </p>

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<h2 class="groupheader">Enumeration Type Documentation</h2>
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          <td class="memname">enum <a class="el" href="grpc__types_8h.html#a0b06eae05e70404aedbceaebce6de593">grpc_arg_type</a></td>
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<p>Type specifier for <a class="el" href="structgrpc__arg.html" title="A single argument... ">grpc_arg</a>. </p>
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a class="anchor" id="a0b06eae05e70404aedbceaebce6de593a215b6b9143ba133ede0e29f79098239d"></a>GRPC_ARG_STRING&#160;</td><td class="fielddoc">
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          <td class="memname">enum <a class="el" href="grpc__types_8h.html#a0d5a8bdd6d53d209cacea4b6fa5d785b">grpc_call_error</a></td>
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<p>Result of a grpc call. </p>
<p>If the caller satisfies the prerequisites of a particular operation, the grpc_call_error returned will be GRPC_CALL_OK. Receiving any other value listed here is an indication of a bug in the caller. </p>
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a class="anchor" id="a0d5a8bdd6d53d209cacea4b6fa5d785ba32f125b97007cbdb43534e9d6e0989f8"></a>GRPC_CALL_OK&#160;</td><td class="fielddoc">
<p>everything went ok </p>
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<tr><td class="fieldname"><a class="anchor" id="a0d5a8bdd6d53d209cacea4b6fa5d785ba86e7b6bf1fe5dec17fc08ba2f77d1b41"></a>GRPC_CALL_ERROR&#160;</td><td class="fielddoc">
<p>something failed, we don't know what </p>
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<tr><td class="fieldname"><a class="anchor" id="a0d5a8bdd6d53d209cacea4b6fa5d785ba1a48e861db610ae8f0b0cba7749251d8"></a>GRPC_CALL_ERROR_NOT_ON_SERVER&#160;</td><td class="fielddoc">
<p>this method is not available on the server </p>
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<p>this method is not available on the client </p>
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<tr><td class="fieldname"><a class="anchor" id="a0d5a8bdd6d53d209cacea4b6fa5d785ba2f6f332e63eb94df8abedfddb96ae63a"></a>GRPC_CALL_ERROR_ALREADY_ACCEPTED&#160;</td><td class="fielddoc">
<p>this method must be called before server_accept </p>
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<tr><td class="fieldname"><a class="anchor" id="a0d5a8bdd6d53d209cacea4b6fa5d785ba042165aa26653c844a846d188f722857"></a>GRPC_CALL_ERROR_ALREADY_INVOKED&#160;</td><td class="fielddoc">
<p>this method must be called before invoke </p>
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<tr><td class="fieldname"><a class="anchor" id="a0d5a8bdd6d53d209cacea4b6fa5d785ba6113860606450e3a3fa40ddf46749296"></a>GRPC_CALL_ERROR_NOT_INVOKED&#160;</td><td class="fielddoc">
<p>this method must be called after invoke </p>
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<p>this call is already finished (writes_done or write_status has already been called) </p>
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<tr><td class="fieldname"><a class="anchor" id="a0d5a8bdd6d53d209cacea4b6fa5d785ba7e09791915b841c30e9d79c26a5a6454"></a>GRPC_CALL_ERROR_TOO_MANY_OPERATIONS&#160;</td><td class="fielddoc">
<p>there is already an outstanding read/write operation on the call </p>
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<p>the flags value was illegal for this call </p>
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<tr><td class="fieldname"><a class="anchor" id="a0d5a8bdd6d53d209cacea4b6fa5d785ba13f469c7761a672240ddfe29f85729bd"></a>GRPC_CALL_ERROR_INVALID_METADATA&#160;</td><td class="fielddoc">
<p>invalid metadata was passed to this call </p>
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<tr><td class="fieldname"><a class="anchor" id="a0d5a8bdd6d53d209cacea4b6fa5d785ba7dfc7fe11288dd7a30a8f07b890c9c5b"></a>GRPC_CALL_ERROR_INVALID_MESSAGE&#160;</td><td class="fielddoc">
<p>invalid message was passed to this call </p>
</td></tr>
<tr><td class="fieldname"><a class="anchor" id="a0d5a8bdd6d53d209cacea4b6fa5d785bade52e850722f80804d90881ac125706f"></a>GRPC_CALL_ERROR_NOT_SERVER_COMPLETION_QUEUE&#160;</td><td class="fielddoc">
<p>completion queue for notification has not been registered with the server </p>
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<tr><td class="fieldname"><a class="anchor" id="a0d5a8bdd6d53d209cacea4b6fa5d785ba906d5d530b249b5b853595e424ec400b"></a>GRPC_CALL_ERROR_BATCH_TOO_BIG&#160;</td><td class="fielddoc">
<p>this batch of operations leads to more operations than allowed </p>
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<tr><td class="fieldname"><a class="anchor" id="a0d5a8bdd6d53d209cacea4b6fa5d785ba598dd6646d1a7c88d4bbef1490953ee3"></a>GRPC_CALL_ERROR_PAYLOAD_TYPE_MISMATCH&#160;</td><td class="fielddoc">
<p>payload type requested is not the type registered </p>
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<p>The type of completion (for <a class="el" href="structgrpc__event.html" title="The result of an operation. ">grpc_event</a>) </p>
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a class="anchor" id="ab6454071421a36ebc25952ed448d5b87a503dd1b2ec79457f0f810716016219d5"></a>GRPC_QUEUE_SHUTDOWN&#160;</td><td class="fielddoc">
<p>Shutting down. </p>
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<tr><td class="fieldname"><a class="anchor" id="ab6454071421a36ebc25952ed448d5b87a4339ea61236e103b6555fdf9b6cffab6"></a>GRPC_QUEUE_TIMEOUT&#160;</td><td class="fielddoc">
<p>No event before timeout. </p>
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<tr><td class="fieldname"><a class="anchor" id="ab6454071421a36ebc25952ed448d5b87a00b42e3d4b6e6493c6e76f1adf07b297"></a>GRPC_OP_COMPLETE&#160;</td><td class="fielddoc">
<p>Operation completion. </p>
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<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a class="anchor" id="a41dc9abf9678decbfcef1a037e35939aaf5bbedf13763c180b2f1ada62769d721"></a>GRPC_OP_SEND_INITIAL_METADATA&#160;</td><td class="fielddoc">
<p>Send initial metadata: one and only one instance MUST be sent for each call, unless the call was cancelled - in which case this can be skipped. </p>
<p>This op completes after all bytes of metadata have been accepted by outgoing flow control. </p>
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<tr><td class="fieldname"><a class="anchor" id="a41dc9abf9678decbfcef1a037e35939aaa6447181c20e4c6d64a54fae8082ef70"></a>GRPC_OP_SEND_MESSAGE&#160;</td><td class="fielddoc">
<p>Send a message: 0 or more of these operations can occur for each call. </p>
<p>This op completes after all bytes for the message have been accepted by outgoing flow control. </p>
</td></tr>
<tr><td class="fieldname"><a class="anchor" id="a41dc9abf9678decbfcef1a037e35939aa6c66420562347ff4dcf35e4b32c0d486"></a>GRPC_OP_SEND_CLOSE_FROM_CLIENT&#160;</td><td class="fielddoc">
<p>Send a close from the client: one and only one instance MUST be sent from the client, unless the call was cancelled - in which case this can be skipped. </p>
<p>This op completes after all bytes for the call (including the close) have passed outgoing flow control. </p>
</td></tr>
<tr><td class="fieldname"><a class="anchor" id="a41dc9abf9678decbfcef1a037e35939aa3a3659314e7495b1cabed0f3a6705f64"></a>GRPC_OP_SEND_STATUS_FROM_SERVER&#160;</td><td class="fielddoc">
<p>Send status from the server: one and only one instance MUST be sent from the server unless the call was cancelled - in which case this can be skipped. </p>
<p>This op completes after all bytes for the call (including the status) have passed outgoing flow control. </p>
</td></tr>
<tr><td class="fieldname"><a class="anchor" id="a41dc9abf9678decbfcef1a037e35939aaabe080072d165d1e69459abd7c742078"></a>GRPC_OP_RECV_INITIAL_METADATA&#160;</td><td class="fielddoc">
<p>Receive initial metadata: one and only one MUST be made on the client, must not be made on the server. </p>
<p>This op completes after all initial metadata has been read from the peer. </p>
</td></tr>
<tr><td class="fieldname"><a class="anchor" id="a41dc9abf9678decbfcef1a037e35939aafe3da4c8865af4ef5258b3790d15afc5"></a>GRPC_OP_RECV_MESSAGE&#160;</td><td class="fielddoc">
<p>Receive a message: 0 or more of these operations can occur for each call. </p>
<p>This op completes after all bytes of the received message have been read, or after a half-close has been received on this call. </p>
</td></tr>
<tr><td class="fieldname"><a class="anchor" id="a41dc9abf9678decbfcef1a037e35939aa4d43b168589407554a58e91fae80ba17"></a>GRPC_OP_RECV_STATUS_ON_CLIENT&#160;</td><td class="fielddoc">
<p>Receive status on the client: one and only one must be made on the client. </p>
<p>This operation always succeeds, meaning ops paired with this operation will also appear to succeed, even though they may not have. In that case the status will indicate some failure. This op completes after all activity on the call has completed. </p>
</td></tr>
<tr><td class="fieldname"><a class="anchor" id="a41dc9abf9678decbfcef1a037e35939aa8fb75ed79601a4845a39a74d7505cef6"></a>GRPC_OP_RECV_CLOSE_ON_SERVER&#160;</td><td class="fielddoc">
<p>Receive close on the server: one and only one must be made on the server. </p>
<p>This op completes after the close has been received by the server. This operation always succeeds, meaning ops paired with this operation will also appear to succeed, even though they may not have. </p>
</td></tr>
</table>

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