| // 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_MESSAGE_INTERNAL_ACCESSORS_H_ |
| #define UPB_MESSAGE_INTERNAL_ACCESSORS_H_ |
| |
| #include <stddef.h> |
| #include <stdint.h> |
| #include <string.h> |
| |
| #include "upb/base/descriptor_constants.h" |
| #include "upb/base/internal/endian.h" |
| #include "upb/base/string_view.h" |
| #include "upb/mem/arena.h" |
| #include "upb/message/internal/array.h" |
| #include "upb/message/internal/extension.h" |
| #include "upb/message/internal/map.h" |
| #include "upb/message/internal/message.h" |
| #include "upb/message/internal/tagged_ptr.h" |
| #include "upb/message/internal/types.h" |
| #include "upb/message/value.h" |
| #include "upb/mini_table/enum.h" |
| #include "upb/mini_table/extension.h" |
| #include "upb/mini_table/field.h" |
| #include "upb/mini_table/internal/field.h" |
| #include "upb/mini_table/message.h" |
| |
| // Must be last. |
| #include "upb/port/def.inc" |
| |
| #if defined(__GNUC__) && !defined(__clang__) |
| // GCC raises incorrect warnings in these functions. It thinks that we are |
| // overrunning buffers, but we carefully write the functions in this file to |
| // guarantee that this is impossible. GCC gets this wrong due it its failure |
| // to perform constant propagation as we expect: |
| // - https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108217 |
| // - https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108226 |
| // |
| // Unfortunately this also indicates that GCC is not optimizing away the |
| // switch() in cases where it should be, compromising the performance. |
| #pragma GCC diagnostic push |
| #pragma GCC diagnostic ignored "-Warray-bounds" |
| #pragma GCC diagnostic ignored "-Wstringop-overflow" |
| #if __GNUC__ >= 11 |
| #pragma GCC diagnostic ignored "-Wstringop-overread" |
| #endif |
| #endif |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| // LINT.IfChange(presence_logic) |
| |
| // Hasbit access /////////////////////////////////////////////////////////////// |
| |
| UPB_INLINE bool UPB_PRIVATE(_upb_Message_GetHasbit)( |
| const struct upb_Message* msg, const upb_MiniTableField* f) { |
| const size_t offset = UPB_PRIVATE(_upb_MiniTableField_HasbitOffset)(f); |
| const char mask = UPB_PRIVATE(_upb_MiniTableField_HasbitMask)(f); |
| |
| return (*UPB_PTR_AT(msg, offset, const char) & mask) != 0; |
| } |
| |
| UPB_INLINE void UPB_PRIVATE(_upb_Message_SetHasbit)( |
| const struct upb_Message* msg, const upb_MiniTableField* f) { |
| const size_t offset = UPB_PRIVATE(_upb_MiniTableField_HasbitOffset)(f); |
| const char mask = UPB_PRIVATE(_upb_MiniTableField_HasbitMask)(f); |
| |
| (*UPB_PTR_AT(msg, offset, char)) |= mask; |
| } |
| |
| UPB_INLINE void UPB_PRIVATE(_upb_Message_ClearHasbit)( |
| const struct upb_Message* msg, const upb_MiniTableField* f) { |
| const size_t offset = UPB_PRIVATE(_upb_MiniTableField_HasbitOffset)(f); |
| const char mask = UPB_PRIVATE(_upb_MiniTableField_HasbitMask)(f); |
| |
| (*UPB_PTR_AT(msg, offset, char)) &= ~mask; |
| } |
| |
| // Oneof case access /////////////////////////////////////////////////////////// |
| |
| UPB_INLINE uint32_t* UPB_PRIVATE(_upb_Message_OneofCasePtr)( |
| struct upb_Message* msg, const upb_MiniTableField* f) { |
| return UPB_PTR_AT(msg, UPB_PRIVATE(_upb_MiniTableField_OneofOffset)(f), |
| uint32_t); |
| } |
| |
| UPB_INLINE uint32_t UPB_PRIVATE(_upb_Message_GetOneofCase)( |
| const struct upb_Message* msg, const upb_MiniTableField* f) { |
| const uint32_t* ptr = |
| UPB_PRIVATE(_upb_Message_OneofCasePtr)((struct upb_Message*)msg, f); |
| |
| return *ptr; |
| } |
| |
| UPB_INLINE void UPB_PRIVATE(_upb_Message_SetOneofCase)( |
| struct upb_Message* msg, const upb_MiniTableField* f) { |
| uint32_t* ptr = UPB_PRIVATE(_upb_Message_OneofCasePtr)(msg, f); |
| |
| *ptr = upb_MiniTableField_Number(f); |
| } |
| |
| // Returns true if the given field is the current oneof case. |
| // Does nothing if it is not the current oneof case. |
| UPB_INLINE bool UPB_PRIVATE(_upb_Message_ClearOneofCase)( |
| struct upb_Message* msg, const upb_MiniTableField* f) { |
| uint32_t* ptr = UPB_PRIVATE(_upb_Message_OneofCasePtr)(msg, f); |
| |
| if (*ptr != upb_MiniTableField_Number(f)) return false; |
| *ptr = 0; |
| return true; |
| } |
| |
| UPB_API_INLINE uint32_t upb_Message_WhichOneofFieldNumber( |
| const struct upb_Message* message, const upb_MiniTableField* oneof_field) { |
| UPB_ASSUME(upb_MiniTableField_IsInOneof(oneof_field)); |
| return UPB_PRIVATE(_upb_Message_GetOneofCase)(message, oneof_field); |
| } |
| |
| UPB_API_INLINE const upb_MiniTableField* upb_Message_WhichOneof( |
| const struct upb_Message* msg, const upb_MiniTable* m, |
| const upb_MiniTableField* f) { |
| uint32_t field_number = upb_Message_WhichOneofFieldNumber(msg, f); |
| if (field_number == 0) { |
| // No field in the oneof is set. |
| return NULL; |
| } |
| return upb_MiniTable_FindFieldByNumber(m, field_number); |
| } |
| |
| // LINT.ThenChange(GoogleInternalName2) |
| |
| // Returns false if the message is missing any of its required fields. |
| UPB_INLINE bool UPB_PRIVATE(_upb_Message_IsInitializedShallow)( |
| const struct upb_Message* msg, const upb_MiniTable* m) { |
| uint64_t bits; |
| memcpy(&bits, msg + 1, sizeof(bits)); |
| bits = upb_BigEndian64(bits); |
| return (UPB_PRIVATE(_upb_MiniTable_RequiredMask)(m) & ~bits) == 0; |
| } |
| |
| UPB_INLINE void* UPB_PRIVATE(_upb_Message_MutableDataPtr)( |
| struct upb_Message* msg, const upb_MiniTableField* f) { |
| return (char*)msg + f->UPB_ONLYBITS(offset); |
| } |
| |
| UPB_INLINE const void* UPB_PRIVATE(_upb_Message_DataPtr)( |
| const struct upb_Message* msg, const upb_MiniTableField* f) { |
| return (const char*)msg + f->UPB_ONLYBITS(offset); |
| } |
| |
| UPB_INLINE void UPB_PRIVATE(_upb_Message_SetPresence)( |
| struct upb_Message* msg, const upb_MiniTableField* f) { |
| if (UPB_PRIVATE(_upb_MiniTableField_HasHasbit)(f)) { |
| UPB_PRIVATE(_upb_Message_SetHasbit)(msg, f); |
| } else if (upb_MiniTableField_IsInOneof(f)) { |
| UPB_PRIVATE(_upb_Message_SetOneofCase)(msg, f); |
| } |
| } |
| |
| UPB_INLINE void UPB_PRIVATE(_upb_MiniTableField_DataCopy)( |
| const upb_MiniTableField* f, void* to, const void* from) { |
| switch (UPB_PRIVATE(_upb_MiniTableField_GetRep)(f)) { |
| case kUpb_FieldRep_1Byte: |
| memcpy(to, from, 1); |
| return; |
| case kUpb_FieldRep_4Byte: |
| memcpy(to, from, 4); |
| return; |
| case kUpb_FieldRep_8Byte: |
| memcpy(to, from, 8); |
| return; |
| case kUpb_FieldRep_StringView: { |
| memcpy(to, from, sizeof(upb_StringView)); |
| return; |
| } |
| } |
| UPB_UNREACHABLE(); |
| } |
| |
| UPB_INLINE bool UPB_PRIVATE(_upb_MiniTableField_DataEquals)( |
| const upb_MiniTableField* f, const void* a, const void* b) { |
| switch (UPB_PRIVATE(_upb_MiniTableField_GetRep)(f)) { |
| case kUpb_FieldRep_1Byte: |
| return memcmp(a, b, 1) == 0; |
| case kUpb_FieldRep_4Byte: |
| return memcmp(a, b, 4) == 0; |
| case kUpb_FieldRep_8Byte: |
| return memcmp(a, b, 8) == 0; |
| case kUpb_FieldRep_StringView: { |
| const upb_StringView sa = *(const upb_StringView*)a; |
| const upb_StringView sb = *(const upb_StringView*)b; |
| return upb_StringView_IsEqual(sa, sb); |
| } |
| } |
| UPB_UNREACHABLE(); |
| } |
| |
| UPB_INLINE void UPB_PRIVATE(_upb_MiniTableField_DataClear)( |
| const upb_MiniTableField* f, void* val) { |
| const char zero[16] = {0}; |
| UPB_PRIVATE(_upb_MiniTableField_DataCopy)(f, val, zero); |
| } |
| |
| UPB_INLINE bool UPB_PRIVATE(_upb_MiniTableField_DataIsZero)( |
| const upb_MiniTableField* f, const void* val) { |
| const char zero[16] = {0}; |
| return UPB_PRIVATE(_upb_MiniTableField_DataEquals)(f, val, zero); |
| } |
| |
| // Here we define universal getter/setter functions for message fields. |
| // These look very branchy and inefficient, but as long as the MiniTableField |
| // values are known at compile time, all the branches are optimized away and |
| // we are left with ideal code. This can happen either through through |
| // literals or UPB_ASSUME(): |
| // |
| // // Via struct literals. |
| // bool FooMessage_set_bool_field(const upb_Message* msg, bool val) { |
| // const upb_MiniTableField field = {1, 0, 0, /* etc... */}; |
| // // All value in "field" are compile-time known. |
| // upb_Message_SetBaseField(msg, &field, &value); |
| // } |
| // |
| // // Via UPB_ASSUME(). |
| // UPB_INLINE bool upb_Message_SetBool(upb_Message* msg, |
| // const upb_MiniTableField* field, |
| // bool value, upb_Arena* a) { |
| // UPB_ASSUME(field->UPB_PRIVATE(descriptortype) == kUpb_FieldType_Bool); |
| // UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(field) == |
| // kUpb_FieldRep_1Byte); |
| // upb_Message_SetField(msg, field, &value, a); |
| // } |
| // |
| // As a result, we can use these universal getters/setters for *all* message |
| // accessors: generated code, MiniTable accessors, and reflection. The only |
| // exception is the binary encoder/decoder, which need to be a bit more clever |
| // about how they read/write the message data, for efficiency. |
| // |
| // These functions work on both extensions and non-extensions. If the field |
| // of a setter is known to be a non-extension, the arena may be NULL and the |
| // returned bool value may be ignored since it will always succeed. |
| |
| UPB_API_INLINE bool upb_Message_HasBaseField(const struct upb_Message* msg, |
| const upb_MiniTableField* field) { |
| UPB_ASSERT(upb_MiniTableField_HasPresence(field)); |
| UPB_ASSUME(!upb_MiniTableField_IsExtension(field)); |
| if (upb_MiniTableField_IsInOneof(field)) { |
| return UPB_PRIVATE(_upb_Message_GetOneofCase)(msg, field) == |
| upb_MiniTableField_Number(field); |
| } else { |
| return UPB_PRIVATE(_upb_Message_GetHasbit)(msg, field); |
| } |
| } |
| |
| UPB_API_INLINE bool upb_Message_HasExtension(const struct upb_Message* msg, |
| const upb_MiniTableExtension* e) { |
| UPB_ASSERT(upb_MiniTableField_HasPresence(&e->UPB_PRIVATE(field))); |
| return UPB_PRIVATE(_upb_Message_Getext)(msg, e) != NULL; |
| } |
| |
| UPB_FORCEINLINE void _upb_Message_GetNonExtensionField( |
| const struct upb_Message* msg, const upb_MiniTableField* field, |
| const void* default_val, void* val) { |
| UPB_ASSUME(!upb_MiniTableField_IsExtension(field)); |
| if ((upb_MiniTableField_IsInOneof(field) || |
| !UPB_PRIVATE(_upb_MiniTableField_DataIsZero)(field, default_val)) && |
| !upb_Message_HasBaseField(msg, field)) { |
| UPB_PRIVATE(_upb_MiniTableField_DataCopy)(field, val, default_val); |
| return; |
| } |
| UPB_PRIVATE(_upb_MiniTableField_DataCopy) |
| (field, val, UPB_PRIVATE(_upb_Message_DataPtr)(msg, field)); |
| } |
| |
| UPB_INLINE void _upb_Message_GetExtensionField( |
| const struct upb_Message* msg, const upb_MiniTableExtension* mt_ext, |
| const void* default_val, void* val) { |
| const upb_Extension* ext = UPB_PRIVATE(_upb_Message_Getext)(msg, mt_ext); |
| const upb_MiniTableField* f = &mt_ext->UPB_PRIVATE(field); |
| UPB_ASSUME(upb_MiniTableField_IsExtension(f)); |
| |
| if (ext) { |
| UPB_PRIVATE(_upb_MiniTableField_DataCopy)(f, val, &ext->data); |
| } else { |
| UPB_PRIVATE(_upb_MiniTableField_DataCopy)(f, val, default_val); |
| } |
| } |
| |
| // NOTE: The default_val is only used for fields that support presence. |
| // For repeated/map fields, the resulting upb_Array*/upb_Map* can be NULL if a |
| // upb_Array/upb_Map has not been allocated yet. Array/map fields do not have |
| // presence, so this is semantically identical to a pointer to an empty |
| // array/map, and must be treated the same for all semantic purposes. |
| UPB_API_INLINE upb_MessageValue upb_Message_GetField( |
| const struct upb_Message* msg, const upb_MiniTableField* field, |
| upb_MessageValue default_val) { |
| upb_MessageValue ret; |
| if (upb_MiniTableField_IsExtension(field)) { |
| _upb_Message_GetExtensionField(msg, (upb_MiniTableExtension*)field, |
| &default_val, &ret); |
| } else { |
| _upb_Message_GetNonExtensionField(msg, field, &default_val, &ret); |
| } |
| return ret; |
| } |
| |
| UPB_API_INLINE void upb_Message_SetBaseField(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| const void* val) { |
| UPB_ASSERT(!upb_Message_IsFrozen(msg)); |
| UPB_ASSUME(!upb_MiniTableField_IsExtension(f)); |
| UPB_PRIVATE(_upb_Message_SetPresence)(msg, f); |
| UPB_PRIVATE(_upb_MiniTableField_DataCopy) |
| (f, UPB_PRIVATE(_upb_Message_MutableDataPtr)(msg, f), val); |
| } |
| |
| UPB_API_INLINE bool upb_Message_SetExtension(struct upb_Message* msg, |
| const upb_MiniTableExtension* e, |
| const void* val, upb_Arena* a) { |
| UPB_ASSERT(!upb_Message_IsFrozen(msg)); |
| UPB_ASSERT(a); |
| upb_Extension* ext = |
| UPB_PRIVATE(_upb_Message_GetOrCreateExtension)(msg, e, a); |
| if (!ext) return false; |
| UPB_PRIVATE(_upb_MiniTableField_DataCopy) |
| (&e->UPB_PRIVATE(field), &ext->data, val); |
| return true; |
| } |
| |
| // Sets the value of the given field in the given msg. The return value is true |
| // if the operation completed successfully, or false if memory allocation |
| // failed. |
| UPB_INLINE bool UPB_PRIVATE(_upb_Message_SetField)(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| upb_MessageValue val, |
| upb_Arena* a) { |
| if (upb_MiniTableField_IsExtension(f)) { |
| const upb_MiniTableExtension* ext = (const upb_MiniTableExtension*)f; |
| return upb_Message_SetExtension(msg, ext, &val, a); |
| } else { |
| upb_Message_SetBaseField(msg, f, &val); |
| return true; |
| } |
| } |
| |
| UPB_API_INLINE const upb_Array* upb_Message_GetArray( |
| const struct upb_Message* msg, const upb_MiniTableField* f) { |
| UPB_PRIVATE(_upb_MiniTableField_CheckIsArray)(f); |
| upb_Array* ret; |
| const upb_Array* default_val = NULL; |
| _upb_Message_GetNonExtensionField(msg, f, &default_val, &ret); |
| return ret; |
| } |
| |
| UPB_API_INLINE bool upb_Message_GetBool(const struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| bool default_val) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_Bool); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == kUpb_FieldRep_1Byte); |
| upb_MessageValue def; |
| def.bool_val = default_val; |
| return upb_Message_GetField(msg, f, def).bool_val; |
| } |
| |
| UPB_API_INLINE double upb_Message_GetDouble(const struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| double default_val) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_Double); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == kUpb_FieldRep_8Byte); |
| |
| upb_MessageValue def; |
| def.double_val = default_val; |
| return upb_Message_GetField(msg, f, def).double_val; |
| } |
| |
| UPB_API_INLINE float upb_Message_GetFloat(const struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| float default_val) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_Float); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == kUpb_FieldRep_4Byte); |
| |
| upb_MessageValue def; |
| def.float_val = default_val; |
| return upb_Message_GetField(msg, f, def).float_val; |
| } |
| |
| UPB_API_INLINE int32_t upb_Message_GetInt32(const struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| int32_t default_val) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_Int32 || |
| upb_MiniTableField_CType(f) == kUpb_CType_Enum); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == kUpb_FieldRep_4Byte); |
| |
| upb_MessageValue def; |
| def.int32_val = default_val; |
| return upb_Message_GetField(msg, f, def).int32_val; |
| } |
| |
| UPB_API_INLINE int64_t upb_Message_GetInt64(const struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| int64_t default_val) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_Int64); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == kUpb_FieldRep_8Byte); |
| |
| upb_MessageValue def; |
| def.int64_val = default_val; |
| return upb_Message_GetField(msg, f, def).int64_val; |
| } |
| |
| UPB_INLINE void UPB_PRIVATE(_upb_Message_AssertMapIsUntagged)( |
| const struct upb_Message* msg, const upb_MiniTableField* field) { |
| UPB_UNUSED(msg); |
| UPB_PRIVATE(_upb_MiniTableField_CheckIsMap)(field); |
| #ifndef NDEBUG |
| uintptr_t default_val = 0; |
| uintptr_t tagged; |
| _upb_Message_GetNonExtensionField(msg, field, &default_val, &tagged); |
| UPB_ASSERT(!upb_TaggedMessagePtr_IsEmpty(tagged)); |
| #endif |
| } |
| |
| UPB_API_INLINE const struct upb_Map* upb_Message_GetMap( |
| const struct upb_Message* msg, const upb_MiniTableField* f) { |
| UPB_PRIVATE(_upb_MiniTableField_CheckIsMap)(f); |
| UPB_PRIVATE(_upb_Message_AssertMapIsUntagged)(msg, f); |
| struct upb_Map* ret; |
| const struct upb_Map* default_val = NULL; |
| _upb_Message_GetNonExtensionField(msg, f, &default_val, &ret); |
| return ret; |
| } |
| |
| UPB_API_INLINE uintptr_t upb_Message_GetTaggedMessagePtr( |
| const struct upb_Message* msg, const upb_MiniTableField* f, |
| struct upb_Message* default_val) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_Message); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == |
| UPB_SIZE(kUpb_FieldRep_4Byte, kUpb_FieldRep_8Byte)); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| uintptr_t tagged; |
| _upb_Message_GetNonExtensionField(msg, f, &default_val, &tagged); |
| return tagged; |
| } |
| |
| // For internal use only; users cannot set tagged messages because only the |
| // parser and the message copier are allowed to directly create an empty |
| // message. |
| UPB_INLINE void UPB_PRIVATE(_upb_Message_SetTaggedMessagePtr)( |
| struct upb_Message* msg, const upb_MiniTableField* f, |
| uintptr_t sub_message) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_Message); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == |
| UPB_SIZE(kUpb_FieldRep_4Byte, kUpb_FieldRep_8Byte)); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| upb_Message_SetBaseField(msg, f, &sub_message); |
| } |
| |
| UPB_API_INLINE const struct upb_Message* upb_Message_GetMessage( |
| const struct upb_Message* msg, const upb_MiniTableField* f) { |
| uintptr_t tagged = upb_Message_GetTaggedMessagePtr(msg, f, NULL); |
| return upb_TaggedMessagePtr_GetNonEmptyMessage(tagged); |
| } |
| |
| UPB_API_INLINE upb_Array* upb_Message_GetMutableArray( |
| struct upb_Message* msg, const upb_MiniTableField* f) { |
| UPB_PRIVATE(_upb_MiniTableField_CheckIsArray)(f); |
| return (upb_Array*)upb_Message_GetArray(msg, f); |
| } |
| |
| UPB_API_INLINE struct upb_Map* upb_Message_GetMutableMap( |
| struct upb_Message* msg, const upb_MiniTableField* f) { |
| return (struct upb_Map*)upb_Message_GetMap(msg, f); |
| } |
| |
| UPB_API_INLINE struct upb_Message* upb_Message_GetMutableMessage( |
| struct upb_Message* msg, const upb_MiniTableField* f) { |
| return (struct upb_Message*)upb_Message_GetMessage(msg, f); |
| } |
| |
| UPB_API_INLINE upb_Array* upb_Message_GetOrCreateMutableArray( |
| struct upb_Message* msg, const upb_MiniTableField* f, upb_Arena* arena) { |
| UPB_ASSERT(arena); |
| UPB_PRIVATE(_upb_MiniTableField_CheckIsArray)(f); |
| upb_Array* array = upb_Message_GetMutableArray(msg, f); |
| if (!array) { |
| array = UPB_PRIVATE(_upb_Array_New)( |
| arena, 4, UPB_PRIVATE(_upb_MiniTableField_ElemSizeLg2)(f)); |
| // Check again due to: https://godbolt.org/z/7WfaoKG1r |
| UPB_PRIVATE(_upb_MiniTableField_CheckIsArray)(f); |
| upb_MessageValue val; |
| val.array_val = array; |
| UPB_PRIVATE(_upb_Message_SetField)(msg, f, val, arena); |
| } |
| return array; |
| } |
| |
| UPB_INLINE struct upb_Map* _upb_Message_GetOrCreateMutableMap( |
| struct upb_Message* msg, const upb_MiniTableField* field, size_t key_size, |
| size_t val_size, upb_Arena* arena) { |
| UPB_PRIVATE(_upb_MiniTableField_CheckIsMap)(field); |
| UPB_PRIVATE(_upb_Message_AssertMapIsUntagged)(msg, field); |
| struct upb_Map* map = NULL; |
| struct upb_Map* default_map_value = NULL; |
| _upb_Message_GetNonExtensionField(msg, field, &default_map_value, &map); |
| if (!map) { |
| map = _upb_Map_New(arena, key_size, val_size); |
| // Check again due to: https://godbolt.org/z/7WfaoKG1r |
| UPB_PRIVATE(_upb_MiniTableField_CheckIsMap)(field); |
| upb_Message_SetBaseField(msg, field, &map); |
| } |
| return map; |
| } |
| |
| UPB_API_INLINE struct upb_Map* upb_Message_GetOrCreateMutableMap( |
| struct upb_Message* msg, const upb_MiniTable* map_entry_mini_table, |
| const upb_MiniTableField* f, upb_Arena* arena) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_Message); |
| const upb_MiniTableField* map_entry_key_field = |
| &map_entry_mini_table->UPB_ONLYBITS(fields)[0]; |
| const upb_MiniTableField* map_entry_value_field = |
| &map_entry_mini_table->UPB_ONLYBITS(fields)[1]; |
| return _upb_Message_GetOrCreateMutableMap( |
| msg, f, _upb_Map_CTypeSize(upb_MiniTableField_CType(map_entry_key_field)), |
| _upb_Map_CTypeSize(upb_MiniTableField_CType(map_entry_value_field)), |
| arena); |
| } |
| |
| UPB_API_INLINE struct upb_Message* upb_Message_GetOrCreateMutableMessage( |
| struct upb_Message* msg, const upb_MiniTable* mini_table, |
| const upb_MiniTableField* f, upb_Arena* arena) { |
| UPB_ASSERT(arena); |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_Message); |
| UPB_ASSUME(!upb_MiniTableField_IsExtension(f)); |
| struct upb_Message* sub_message = |
| *UPB_PTR_AT(msg, f->UPB_ONLYBITS(offset), struct upb_Message*); |
| if (!sub_message) { |
| const upb_MiniTable* sub_mini_table = |
| upb_MiniTable_SubMessage(mini_table, f); |
| UPB_ASSERT(sub_mini_table); |
| sub_message = _upb_Message_New(sub_mini_table, arena); |
| *UPB_PTR_AT(msg, f->UPB_ONLYBITS(offset), struct upb_Message*) = |
| sub_message; |
| UPB_PRIVATE(_upb_Message_SetPresence)(msg, f); |
| } |
| return sub_message; |
| } |
| |
| UPB_API_INLINE upb_StringView |
| upb_Message_GetString(const struct upb_Message* msg, |
| const upb_MiniTableField* f, upb_StringView default_val) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_String || |
| upb_MiniTableField_CType(f) == kUpb_CType_Bytes); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == |
| kUpb_FieldRep_StringView); |
| |
| upb_MessageValue def; |
| def.str_val = default_val; |
| return upb_Message_GetField(msg, f, def).str_val; |
| } |
| |
| UPB_API_INLINE uint32_t upb_Message_GetUInt32(const struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| uint32_t default_val) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_UInt32); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == kUpb_FieldRep_4Byte); |
| |
| upb_MessageValue def; |
| def.uint32_val = default_val; |
| return upb_Message_GetField(msg, f, def).uint32_val; |
| } |
| |
| UPB_API_INLINE uint64_t upb_Message_GetUInt64(const struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| uint64_t default_val) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_UInt64); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == kUpb_FieldRep_8Byte); |
| |
| upb_MessageValue def; |
| def.uint64_val = default_val; |
| return upb_Message_GetField(msg, f, def).uint64_val; |
| } |
| |
| // BaseField Setters /////////////////////////////////////////////////////////// |
| |
| UPB_API_INLINE void upb_Message_SetBaseFieldBool(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| bool value) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_Bool); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == kUpb_FieldRep_1Byte); |
| upb_Message_SetBaseField(msg, f, &value); |
| } |
| |
| UPB_API_INLINE void upb_Message_SetBaseFieldDouble(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| double value) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_Double); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == kUpb_FieldRep_8Byte); |
| upb_Message_SetBaseField(msg, f, &value); |
| } |
| |
| UPB_API_INLINE void upb_Message_SetBaseFieldFloat(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| float value) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_Float); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == kUpb_FieldRep_4Byte); |
| upb_Message_SetBaseField(msg, f, &value); |
| } |
| |
| UPB_API_INLINE void upb_Message_SetBaseFieldInt32(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| int32_t value) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_Int32 || |
| upb_MiniTableField_CType(f) == kUpb_CType_Enum); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == kUpb_FieldRep_4Byte); |
| upb_Message_SetBaseField(msg, f, &value); |
| } |
| |
| UPB_API_INLINE void upb_Message_SetBaseFieldInt64(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| int64_t value) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_Int64); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == kUpb_FieldRep_8Byte); |
| upb_Message_SetBaseField(msg, f, &value); |
| } |
| |
| UPB_API_INLINE void upb_Message_SetBaseFieldString(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| upb_StringView value) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_String || |
| upb_MiniTableField_CType(f) == kUpb_CType_Bytes); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == |
| kUpb_FieldRep_StringView); |
| upb_Message_SetBaseField(msg, f, &value); |
| } |
| |
| UPB_API_INLINE void upb_Message_SetBaseFieldUInt32(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| uint32_t value) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_UInt32); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == kUpb_FieldRep_4Byte); |
| upb_Message_SetBaseField(msg, f, &value); |
| } |
| |
| UPB_API_INLINE void upb_Message_SetBaseFieldUInt64(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| uint64_t value) { |
| UPB_ASSUME(upb_MiniTableField_CType(f) == kUpb_CType_UInt64); |
| UPB_ASSUME(upb_MiniTableField_IsScalar(f)); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == kUpb_FieldRep_8Byte); |
| upb_Message_SetBaseField(msg, f, &value); |
| } |
| |
| UPB_API_INLINE void upb_Message_SetClosedEnum(struct upb_Message* msg, |
| const upb_MiniTable* m, |
| const upb_MiniTableField* f, |
| int32_t value) { |
| UPB_ASSERT(upb_MiniTableField_IsClosedEnum(f)); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableField_GetRep)(f) == kUpb_FieldRep_4Byte); |
| UPB_ASSERT( |
| upb_MiniTableEnum_CheckValue(upb_MiniTable_GetSubEnumTable(m, f), value)); |
| upb_Message_SetBaseField(msg, f, &value); |
| } |
| |
| // Extension Setters /////////////////////////////////////////////////////////// |
| |
| UPB_API_INLINE bool upb_Message_SetExtensionBool( |
| struct upb_Message* msg, const upb_MiniTableExtension* e, bool value, |
| upb_Arena* a) { |
| UPB_ASSUME(upb_MiniTableExtension_CType(e) == kUpb_CType_Bool); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableExtension_GetRep)(e) == |
| kUpb_FieldRep_1Byte); |
| return upb_Message_SetExtension(msg, e, &value, a); |
| } |
| |
| UPB_API_INLINE bool upb_Message_SetExtensionDouble( |
| struct upb_Message* msg, const upb_MiniTableExtension* e, double value, |
| upb_Arena* a) { |
| UPB_ASSUME(upb_MiniTableExtension_CType(e) == kUpb_CType_Double); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableExtension_GetRep)(e) == |
| kUpb_FieldRep_8Byte); |
| return upb_Message_SetExtension(msg, e, &value, a); |
| } |
| |
| UPB_API_INLINE bool upb_Message_SetExtensionFloat( |
| struct upb_Message* msg, const upb_MiniTableExtension* e, float value, |
| upb_Arena* a) { |
| UPB_ASSUME(upb_MiniTableExtension_CType(e) == kUpb_CType_Float); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableExtension_GetRep)(e) == |
| kUpb_FieldRep_4Byte); |
| return upb_Message_SetExtension(msg, e, &value, a); |
| } |
| |
| UPB_API_INLINE bool upb_Message_SetExtensionInt32( |
| struct upb_Message* msg, const upb_MiniTableExtension* e, int32_t value, |
| upb_Arena* a) { |
| UPB_ASSUME(upb_MiniTableExtension_CType(e) == kUpb_CType_Int32 || |
| upb_MiniTableExtension_CType(e) == kUpb_CType_Enum); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableExtension_GetRep)(e) == |
| kUpb_FieldRep_4Byte); |
| return upb_Message_SetExtension(msg, e, &value, a); |
| } |
| |
| UPB_API_INLINE bool upb_Message_SetExtensionInt64( |
| struct upb_Message* msg, const upb_MiniTableExtension* e, int64_t value, |
| upb_Arena* a) { |
| UPB_ASSUME(upb_MiniTableExtension_CType(e) == kUpb_CType_Int64); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableExtension_GetRep)(e) == |
| kUpb_FieldRep_8Byte); |
| return upb_Message_SetExtension(msg, e, &value, a); |
| } |
| |
| UPB_API_INLINE bool upb_Message_SetExtensionString( |
| struct upb_Message* msg, const upb_MiniTableExtension* e, |
| upb_StringView value, upb_Arena* a) { |
| UPB_ASSUME(upb_MiniTableExtension_CType(e) == kUpb_CType_String || |
| upb_MiniTableExtension_CType(e) == kUpb_CType_Bytes); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableExtension_GetRep)(e) == |
| kUpb_FieldRep_StringView); |
| return upb_Message_SetExtension(msg, e, &value, a); |
| } |
| |
| UPB_API_INLINE bool upb_Message_SetExtensionUInt32( |
| struct upb_Message* msg, const upb_MiniTableExtension* e, uint32_t value, |
| upb_Arena* a) { |
| UPB_ASSUME(upb_MiniTableExtension_CType(e) == kUpb_CType_UInt32); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableExtension_GetRep)(e) == |
| kUpb_FieldRep_4Byte); |
| return upb_Message_SetExtension(msg, e, &value, a); |
| } |
| |
| UPB_API_INLINE bool upb_Message_SetExtensionUInt64( |
| struct upb_Message* msg, const upb_MiniTableExtension* e, uint64_t value, |
| upb_Arena* a) { |
| UPB_ASSUME(upb_MiniTableExtension_CType(e) == kUpb_CType_UInt64); |
| UPB_ASSUME(UPB_PRIVATE(_upb_MiniTableExtension_GetRep)(e) == |
| kUpb_FieldRep_8Byte); |
| return upb_Message_SetExtension(msg, e, &value, a); |
| } |
| |
| // Universal Setters /////////////////////////////////////////////////////////// |
| |
| UPB_API_INLINE bool upb_Message_SetBool(struct upb_Message* msg, |
| const upb_MiniTableField* f, bool value, |
| upb_Arena* a) { |
| return upb_MiniTableField_IsExtension(f) |
| ? upb_Message_SetExtensionBool( |
| msg, (const upb_MiniTableExtension*)f, value, a) |
| : (upb_Message_SetBaseFieldBool(msg, f, value), true); |
| } |
| |
| UPB_API_INLINE bool upb_Message_SetDouble(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| double value, upb_Arena* a) { |
| return upb_MiniTableField_IsExtension(f) |
| ? upb_Message_SetExtensionDouble( |
| msg, (const upb_MiniTableExtension*)f, value, a) |
| : (upb_Message_SetBaseFieldDouble(msg, f, value), true); |
| } |
| |
| UPB_API_INLINE bool upb_Message_SetFloat(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| float value, upb_Arena* a) { |
| return upb_MiniTableField_IsExtension(f) |
| ? upb_Message_SetExtensionFloat( |
| msg, (const upb_MiniTableExtension*)f, value, a) |
| : (upb_Message_SetBaseFieldFloat(msg, f, value), true); |
| } |
| |
| UPB_API_INLINE bool upb_Message_SetInt32(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| int32_t value, upb_Arena* a) { |
| return upb_MiniTableField_IsExtension(f) |
| ? upb_Message_SetExtensionInt32( |
| msg, (const upb_MiniTableExtension*)f, value, a) |
| : (upb_Message_SetBaseFieldInt32(msg, f, value), true); |
| } |
| |
| UPB_API_INLINE bool upb_Message_SetInt64(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| int64_t value, upb_Arena* a) { |
| return upb_MiniTableField_IsExtension(f) |
| ? upb_Message_SetExtensionInt64( |
| msg, (const upb_MiniTableExtension*)f, value, a) |
| : (upb_Message_SetBaseFieldInt64(msg, f, value), true); |
| } |
| |
| // Sets the value of a message-typed field. The mini_tables of `msg` and |
| // `value` must have been linked for this to work correctly. |
| UPB_API_INLINE void upb_Message_SetMessage(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| struct upb_Message* value) { |
| UPB_PRIVATE(_upb_Message_SetTaggedMessagePtr) |
| (msg, f, UPB_PRIVATE(_upb_TaggedMessagePtr_Pack)(value, false)); |
| } |
| |
| // Sets the value of a `string` or `bytes` field. The bytes of the value are not |
| // copied, so it is the caller's responsibility to ensure that they remain valid |
| // for the lifetime of `msg`. That might be done by copying them into the given |
| // arena, or by fusing that arena with the arena the bytes live in, for example. |
| UPB_API_INLINE bool upb_Message_SetString(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| upb_StringView value, upb_Arena* a) { |
| return upb_MiniTableField_IsExtension(f) |
| ? upb_Message_SetExtensionString( |
| msg, (const upb_MiniTableExtension*)f, value, a) |
| : (upb_Message_SetBaseFieldString(msg, f, value), true); |
| } |
| |
| UPB_API_INLINE bool upb_Message_SetUInt32(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| uint32_t value, upb_Arena* a) { |
| return upb_MiniTableField_IsExtension(f) |
| ? upb_Message_SetExtensionUInt32( |
| msg, (const upb_MiniTableExtension*)f, value, a) |
| : (upb_Message_SetBaseFieldUInt32(msg, f, value), true); |
| } |
| |
| UPB_API_INLINE bool upb_Message_SetUInt64(struct upb_Message* msg, |
| const upb_MiniTableField* f, |
| uint64_t value, upb_Arena* a) { |
| return upb_MiniTableField_IsExtension(f) |
| ? upb_Message_SetExtensionUInt64( |
| msg, (const upb_MiniTableExtension*)f, value, a) |
| : (upb_Message_SetBaseFieldUInt64(msg, f, value), true); |
| } |
| |
| UPB_API_INLINE void upb_Message_Clear(struct upb_Message* msg, |
| const upb_MiniTable* m) { |
| UPB_ASSERT(!upb_Message_IsFrozen(msg)); |
| upb_Message_Internal* in = UPB_PRIVATE(_upb_Message_GetInternal)(msg); |
| memset(msg, 0, m->UPB_PRIVATE(size)); |
| if (in) { |
| // Reset the internal buffer to empty. |
| in->unknown_end = sizeof(upb_Message_Internal); |
| in->ext_begin = in->size; |
| UPB_PRIVATE(_upb_Message_SetInternal)(msg, in); |
| } |
| } |
| |
| UPB_API_INLINE void upb_Message_ClearBaseField(struct upb_Message* msg, |
| const upb_MiniTableField* f) { |
| UPB_ASSERT(!upb_Message_IsFrozen(msg)); |
| if (UPB_PRIVATE(_upb_MiniTableField_HasHasbit)(f)) { |
| UPB_PRIVATE(_upb_Message_ClearHasbit)(msg, f); |
| } else if (upb_MiniTableField_IsInOneof(f)) { |
| uint32_t* ptr = UPB_PRIVATE(_upb_Message_OneofCasePtr)(msg, f); |
| if (*ptr != upb_MiniTableField_Number(f)) return; |
| *ptr = 0; |
| } |
| const char zeros[16] = {0}; |
| UPB_PRIVATE(_upb_MiniTableField_DataCopy) |
| (f, UPB_PRIVATE(_upb_Message_MutableDataPtr)(msg, f), zeros); |
| } |
| |
| UPB_API_INLINE void upb_Message_ClearExtension( |
| struct upb_Message* msg, const upb_MiniTableExtension* e) { |
| UPB_ASSERT(!upb_Message_IsFrozen(msg)); |
| upb_Message_Internal* in = UPB_PRIVATE(_upb_Message_GetInternal)(msg); |
| if (!in) return; |
| const upb_Extension* base = UPB_PTR_AT(in, in->ext_begin, upb_Extension); |
| upb_Extension* ext = (upb_Extension*)UPB_PRIVATE(_upb_Message_Getext)(msg, e); |
| if (ext) { |
| *ext = *base; |
| in->ext_begin += sizeof(upb_Extension); |
| } |
| } |
| |
| UPB_API_INLINE void upb_Message_ClearOneof(struct upb_Message* msg, |
| const upb_MiniTable* m, |
| const upb_MiniTableField* f) { |
| UPB_ASSERT(!upb_Message_IsFrozen(msg)); |
| uint32_t field_number = upb_Message_WhichOneofFieldNumber(msg, f); |
| if (field_number == 0) { |
| // No field in the oneof is set. |
| return; |
| } |
| |
| const upb_MiniTableField* field = |
| upb_MiniTable_FindFieldByNumber(m, field_number); |
| upb_Message_ClearBaseField(msg, field); |
| } |
| |
| UPB_API_INLINE void* upb_Message_ResizeArrayUninitialized( |
| struct upb_Message* msg, const upb_MiniTableField* f, size_t size, |
| upb_Arena* arena) { |
| UPB_PRIVATE(_upb_MiniTableField_CheckIsArray)(f); |
| upb_Array* arr = upb_Message_GetOrCreateMutableArray(msg, f, arena); |
| if (!arr || !UPB_PRIVATE(_upb_Array_ResizeUninitialized)(arr, size, arena)) { |
| return NULL; |
| } |
| return upb_Array_MutableDataPtr(arr); |
| } |
| |
| #ifdef __cplusplus |
| } /* extern "C" */ |
| #endif |
| |
| #if defined(__GNUC__) && !defined(__clang__) |
| #pragma GCC diagnostic pop |
| #endif |
| |
| #include "upb/port/undef.inc" |
| |
| #endif // UPB_MESSAGE_INTERNAL_ACCESSORS_H_ |