xref: /aosp_15_r20/external/grpc-grpc/third_party/upb/upb/reflection/internal/desc_state.h (revision cc02d7e222339f7a4f6ba5f422e6413f4bd931f2)
1 // Protocol Buffers - Google's data interchange format
2 // Copyright 2023 Google LLC.  All rights reserved.
3 //
4 // Use of this source code is governed by a BSD-style
5 // license that can be found in the LICENSE file or at
6 // https://developers.google.com/open-source/licenses/bsd
7 
8 #ifndef UPB_REFLECTION_DESC_STATE_INTERNAL_H_
9 #define UPB_REFLECTION_DESC_STATE_INTERNAL_H_
10 
11 #include "upb/mem/arena.h"
12 #include "upb/mini_descriptor/internal/encode.h"
13 
14 // Must be last.
15 #include "upb/port/def.inc"
16 
17 // Manages the storage for mini descriptor strings as they are being encoded.
18 // TODO: Move some of this state directly into the encoder, maybe.
19 typedef struct {
20   upb_MtDataEncoder e;
21   size_t bufsize;
22   char* buf;
23   char* ptr;
24 } upb_DescState;
25 
26 #ifdef __cplusplus
27 extern "C" {
28 #endif
29 
_upb_DescState_Init(upb_DescState * d)30 UPB_INLINE void _upb_DescState_Init(upb_DescState* d) {
31   d->bufsize = kUpb_MtDataEncoder_MinSize * 2;
32   d->buf = NULL;
33   d->ptr = NULL;
34 }
35 
36 bool _upb_DescState_Grow(upb_DescState* d, upb_Arena* a);
37 
38 #ifdef __cplusplus
39 } /* extern "C" */
40 #endif
41 
42 #include "upb/port/undef.inc"
43 
44 #endif /* UPB_REFLECTION_DESC_STATE_INTERNAL_H_ */
45