Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
53 lines
1.6 KiB
53 lines
1.6 KiB
// Protocol Buffers - Google's data interchange format |
|
// Copyright 2023 Google LLC. All rights reserved. |
|
// |
|
// Use of this source code is governed by a BSD-style |
|
// license that can be found in the LICENSE file or at |
|
// https://developers.google.com/open-source/licenses/bsd |
|
|
|
#ifndef UPB_MINI_DESCRIPTOR_INTERNAL_DECODER_H_ |
|
#define UPB_MINI_DESCRIPTOR_INTERNAL_DECODER_H_ |
|
|
|
#include "upb/base/status.h" |
|
#include "upb/mini_descriptor/internal/base92.h" |
|
|
|
// Must be last. |
|
#include "upb/port/def.inc" |
|
|
|
// upb_MdDecoder: used internally for decoding MiniDescriptors for messages, |
|
// extensions, and enums. |
|
typedef struct { |
|
const char* end; |
|
upb_Status* status; |
|
jmp_buf err; |
|
} upb_MdDecoder; |
|
|
|
UPB_PRINTF(2, 3) |
|
UPB_NORETURN UPB_INLINE void upb_MdDecoder_ErrorJmp(upb_MdDecoder* d, |
|
const char* fmt, ...) { |
|
if (d->status) { |
|
va_list argp; |
|
upb_Status_SetErrorMessage(d->status, "Error building mini table: "); |
|
va_start(argp, fmt); |
|
upb_Status_VAppendErrorFormat(d->status, fmt, argp); |
|
va_end(argp); |
|
} |
|
UPB_LONGJMP(d->err, 1); |
|
} |
|
|
|
UPB_INLINE void upb_MdDecoder_CheckOutOfMemory(upb_MdDecoder* d, |
|
const void* ptr) { |
|
if (!ptr) upb_MdDecoder_ErrorJmp(d, "Out of memory"); |
|
} |
|
|
|
UPB_INLINE const char* upb_MdDecoder_DecodeBase92Varint( |
|
upb_MdDecoder* d, const char* ptr, char first_ch, uint8_t min, uint8_t max, |
|
uint32_t* out_val) { |
|
ptr = _upb_Base92_DecodeVarint(ptr, d->end, first_ch, min, max, out_val); |
|
if (!ptr) upb_MdDecoder_ErrorJmp(d, "Overlong varint"); |
|
return ptr; |
|
} |
|
|
|
#include "upb/port/undef.inc" |
|
|
|
#endif // UPB_MINI_DESCRIPTOR_INTERNAL_DECODER_H_
|
|
|