1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
|
/*
*
* 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++/support/channel_arguments.h>
#include <grpc/support/log.h>
#include "src/core/channel/channel_args.h"
namespace grpc {
ChannelArguments::ChannelArguments(const ChannelArguments& other)
: strings_(other.strings_) {
args_.reserve(other.args_.size());
auto list_it_dst = strings_.begin();
auto list_it_src = other.strings_.begin();
for (auto a = other.args_.begin(); a != other.args_.end(); ++a) {
grpc_arg ap;
ap.type = a->type;
GPR_ASSERT(list_it_src->c_str() == a->key);
ap.key = const_cast<char*>(list_it_dst->c_str());
++list_it_src;
++list_it_dst;
switch (a->type) {
case GRPC_ARG_INTEGER:
ap.value.integer = a->value.integer;
break;
case GRPC_ARG_STRING:
GPR_ASSERT(list_it_src->c_str() == a->value.string);
ap.value.string = const_cast<char*>(list_it_dst->c_str());
++list_it_src;
++list_it_dst;
break;
case GRPC_ARG_POINTER:
ap.value.pointer = a->value.pointer;
ap.value.pointer.p = a->value.pointer.copy(ap.value.pointer.p);
break;
}
args_.push_back(ap);
}
}
void ChannelArguments::Swap(ChannelArguments& other) {
args_.swap(other.args_);
strings_.swap(other.strings_);
}
void ChannelArguments::SetCompressionAlgorithm(
grpc_compression_algorithm algorithm) {
SetInt(GRPC_COMPRESSION_ALGORITHM_ARG, algorithm);
}
void ChannelArguments::SetInt(const grpc::string& key, int value) {
grpc_arg arg;
arg.type = GRPC_ARG_INTEGER;
strings_.push_back(key);
arg.key = const_cast<char*>(strings_.back().c_str());
arg.value.integer = value;
args_.push_back(arg);
}
void ChannelArguments::SetString(const grpc::string& key,
const grpc::string& value) {
grpc_arg arg;
arg.type = GRPC_ARG_STRING;
strings_.push_back(key);
arg.key = const_cast<char*>(strings_.back().c_str());
strings_.push_back(value);
arg.value.string = const_cast<char*>(strings_.back().c_str());
args_.push_back(arg);
}
void ChannelArguments::SetChannelArgs(grpc_channel_args* channel_args) const {
channel_args->num_args = args_.size();
if (channel_args->num_args > 0) {
channel_args->args = const_cast<grpc_arg*>(&args_[0]);
}
}
} // namespace grpc
|
