Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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84 lines
2.3 KiB
84 lines
2.3 KiB
// Protocol Buffers - Google's data interchange format |
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// Copyright 2023 Google LLC. All rights reserved. |
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// |
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// Use of this source code is governed by a BSD-style |
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// license that can be found in the LICENSE file or at |
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// https://developers.google.com/open-source/licenses/bsd |
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#ifndef UPB_MINI_TABLE_FIELD_H_ |
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#define UPB_MINI_TABLE_FIELD_H_ |
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#include <stddef.h> |
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#include "upb/base/descriptor_constants.h" |
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#include "upb/mini_table/internal/field.h" |
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// Must be last. |
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#include "upb/port/def.inc" |
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typedef struct upb_MiniTableField upb_MiniTableField; |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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UPB_API_INLINE upb_FieldType |
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upb_MiniTableField_Type(const upb_MiniTableField* f) { |
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if (f->mode & kUpb_LabelFlags_IsAlternate) { |
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if (f->UPB_PRIVATE(descriptortype) == kUpb_FieldType_Int32) { |
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return kUpb_FieldType_Enum; |
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} else if (f->UPB_PRIVATE(descriptortype) == kUpb_FieldType_Bytes) { |
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return kUpb_FieldType_String; |
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} else { |
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UPB_ASSERT(false); |
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} |
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} |
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return (upb_FieldType)f->UPB_PRIVATE(descriptortype); |
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} |
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UPB_API_INLINE upb_CType upb_MiniTableField_CType(const upb_MiniTableField* f) { |
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return upb_FieldType_CType(upb_MiniTableField_Type(f)); |
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} |
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UPB_API_INLINE bool upb_MiniTableField_IsClosedEnum( |
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const upb_MiniTableField* field) { |
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return field->UPB_PRIVATE(descriptortype) == kUpb_FieldType_Enum; |
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} |
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UPB_API_INLINE bool upb_MiniTableField_IsExtension( |
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const upb_MiniTableField* f) { |
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return f->mode & kUpb_LabelFlags_IsExtension; |
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} |
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UPB_API_INLINE bool upb_MiniTableField_IsInOneof(const upb_MiniTableField* f) { |
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return f->presence < 0; |
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} |
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UPB_API_INLINE bool upb_MiniTableField_IsRepeatedOrMap( |
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const upb_MiniTableField* f) { |
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// This works because upb_FieldMode has no value 3. |
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return !(f->mode & kUpb_FieldMode_Scalar); |
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} |
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UPB_API_INLINE bool upb_MiniTableField_IsSubMessage( |
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const upb_MiniTableField* f) { |
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return f->UPB_PRIVATE(descriptortype) == kUpb_FieldType_Message || |
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f->UPB_PRIVATE(descriptortype) == kUpb_FieldType_Group; |
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} |
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UPB_API_INLINE bool upb_MiniTableField_HasPresence( |
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const upb_MiniTableField* f) { |
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if (upb_MiniTableField_IsExtension(f)) { |
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return !upb_MiniTableField_IsRepeatedOrMap(f); |
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} else { |
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return f->presence != 0; |
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} |
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} |
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#ifdef __cplusplus |
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} /* extern "C" */ |
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#endif |
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#include "upb/port/undef.inc" |
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#endif /* UPB_MINI_TABLE_FIELD_H_ */
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