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| 1 | + |
| 2 | +// Copyright 2015, Google Inc. |
| 3 | +// All rights reserved. |
| 4 | +// |
| 5 | +// Redistribution and use in source and binary forms, with or without |
| 6 | +// modification, are permitted provided that the following conditions are |
| 7 | +// met: |
| 8 | +// |
| 9 | +// * Redistributions of source code must retain the above copyright |
| 10 | +// notice, this list of conditions and the following disclaimer. |
| 11 | +// * Redistributions in binary form must reproduce the above |
| 12 | +// copyright notice, this list of conditions and the following disclaimer |
| 13 | +// in the documentation and/or other materials provided with the |
| 14 | +// distribution. |
| 15 | +// * Neither the name of Google Inc. nor the names of its |
| 16 | +// contributors may be used to endorse or promote products derived from |
| 17 | +// this software without specific prior written permission. |
| 18 | +// |
| 19 | +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 20 | +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 21 | +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 22 | +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 23 | +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 24 | +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 25 | +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 26 | +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 27 | +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 28 | +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 29 | +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 30 | + |
| 31 | +syntax = "proto3"; |
| 32 | + |
| 33 | +package math; |
| 34 | + |
| 35 | +message DivArgs { |
| 36 | + optional int64 dividend = 1; |
| 37 | + optional int64 divisor = 2; |
| 38 | +} |
| 39 | + |
| 40 | +message DivReply { |
| 41 | + optional int64 quotient = 1; |
| 42 | + optional int64 remainder = 2; |
| 43 | +} |
| 44 | + |
| 45 | +message FibArgs { |
| 46 | + optional int64 limit = 1; |
| 47 | +} |
| 48 | + |
| 49 | +message Num { |
| 50 | + optional int64 num = 1; |
| 51 | +} |
| 52 | + |
| 53 | +message FibReply { |
| 54 | + optional int64 count = 1; |
| 55 | +} |
| 56 | + |
| 57 | +service Math { |
| 58 | + // Div divides args.dividend by args.divisor and returns the quotient and |
| 59 | + // remainder. |
| 60 | + rpc Div (DivArgs) returns (DivReply) { |
| 61 | + } |
| 62 | + |
| 63 | + // DivMany accepts an arbitrary number of division args from the client stream |
| 64 | + // and sends back the results in the reply stream. The stream continues until |
| 65 | + // the client closes its end; the server does the same after sending all the |
| 66 | + // replies. The stream ends immediately if either end aborts. |
| 67 | + rpc DivMany (stream DivArgs) returns (stream DivReply) { |
| 68 | + } |
| 69 | + |
| 70 | + // Fib generates numbers in the Fibonacci sequence. If args.limit > 0, Fib |
| 71 | + // generates up to limit numbers; otherwise it continues until the call is |
| 72 | + // canceled. Unlike Fib above, Fib has no final FibReply. |
| 73 | + rpc Fib (FibArgs) returns (stream Num) { |
| 74 | + } |
| 75 | + |
| 76 | + // Sum sums a stream of numbers, returning the final result once the stream |
| 77 | + // is closed. |
| 78 | + rpc Sum (stream Num) returns (Num) { |
| 79 | + } |
| 80 | +} |
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