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
|
/*
*
* 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 "src/core/ext/transport/chttp2/transport/incoming_metadata.h"
#include <string.h>
#include "src/core/ext/transport/chttp2/transport/internal.h"
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
void grpc_chttp2_incoming_metadata_buffer_init(
grpc_chttp2_incoming_metadata_buffer *buffer, gpr_arena *arena) {
buffer->arena = arena;
grpc_metadata_batch_init(&buffer->batch);
buffer->batch.deadline = gpr_inf_future(GPR_CLOCK_REALTIME);
}
void grpc_chttp2_incoming_metadata_buffer_destroy(
grpc_exec_ctx *exec_ctx, grpc_chttp2_incoming_metadata_buffer *buffer) {
grpc_metadata_batch_destroy(exec_ctx, &buffer->batch);
}
grpc_error *grpc_chttp2_incoming_metadata_buffer_add(
grpc_exec_ctx *exec_ctx, grpc_chttp2_incoming_metadata_buffer *buffer,
grpc_mdelem elem) {
buffer->size += GRPC_MDELEM_LENGTH(elem);
return grpc_metadata_batch_add_tail(
exec_ctx, &buffer->batch,
gpr_arena_alloc(buffer->arena, sizeof(grpc_linked_mdelem)), elem);
}
grpc_error *grpc_chttp2_incoming_metadata_buffer_replace_or_add(
grpc_exec_ctx *exec_ctx, grpc_chttp2_incoming_metadata_buffer *buffer,
grpc_mdelem elem) {
for (grpc_linked_mdelem *l = buffer->batch.list.head; l != NULL;
l = l->next) {
if (grpc_slice_eq(GRPC_MDKEY(l->md), GRPC_MDKEY(elem))) {
GRPC_MDELEM_UNREF(exec_ctx, l->md);
l->md = elem;
return GRPC_ERROR_NONE;
}
}
return grpc_chttp2_incoming_metadata_buffer_add(exec_ctx, buffer, elem);
}
void grpc_chttp2_incoming_metadata_buffer_set_deadline(
grpc_chttp2_incoming_metadata_buffer *buffer, gpr_timespec deadline) {
buffer->batch.deadline = deadline;
}
void grpc_chttp2_incoming_metadata_buffer_publish(
grpc_exec_ctx *exec_ctx, grpc_chttp2_incoming_metadata_buffer *buffer,
grpc_metadata_batch *batch) {
*batch = buffer->batch;
grpc_metadata_batch_init(&buffer->batch);
}
|
