5846439713
The code in question hasn't change in a long time so the cause of https://github.com/firebase/firebase-ios-sdk/issues/3851 still appears to be an Xcode 11 clang change/bug; but this does appear to be slightly better code for the work being done. Cleanup along the way for #6679
356 lines
14 KiB
Objective-C
356 lines
14 KiB
Objective-C
// Protocol Buffers - Google's data interchange format
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// Copyright 2008 Google Inc. All rights reserved.
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// https://developers.google.com/protocol-buffers/
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#import <Foundation/Foundation.h>
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#import "GPBUtilities.h"
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#import "GPBDescriptor_PackagePrivate.h"
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// Macros for stringifying library symbols. These are used in the generated
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// PB descriptor classes wherever a library symbol name is represented as a
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// string. See README.google for more information.
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#define GPBStringify(S) #S
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#define GPBStringifySymbol(S) GPBStringify(S)
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#define GPBNSStringify(S) @#S
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#define GPBNSStringifySymbol(S) GPBNSStringify(S)
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// Constant to internally mark when there is no has bit.
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#define GPBNoHasBit INT32_MAX
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CF_EXTERN_C_BEGIN
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// These two are used to inject a runtime check for version mismatch into the
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// generated sources to make sure they are linked with a supporting runtime.
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void GPBCheckRuntimeVersionSupport(int32_t objcRuntimeVersion);
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GPB_INLINE void GPB_DEBUG_CHECK_RUNTIME_VERSIONS() {
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// NOTE: By being inline here, this captures the value from the library's
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// headers at the time the generated code was compiled.
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#if defined(DEBUG) && DEBUG
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GPBCheckRuntimeVersionSupport(GOOGLE_PROTOBUF_OBJC_VERSION);
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#endif
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}
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// Legacy version of the checks, remove when GOOGLE_PROTOBUF_OBJC_GEN_VERSION
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// goes away (see more info in GPBBootstrap.h).
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void GPBCheckRuntimeVersionInternal(int32_t version);
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GPB_INLINE void GPBDebugCheckRuntimeVersion() {
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#if defined(DEBUG) && DEBUG
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GPBCheckRuntimeVersionInternal(GOOGLE_PROTOBUF_OBJC_GEN_VERSION);
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#endif
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}
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// Conversion functions for de/serializing floating point types.
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GPB_INLINE int64_t GPBConvertDoubleToInt64(double v) {
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GPBInternalCompileAssert(sizeof(double) == sizeof(int64_t), double_not_64_bits);
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int64_t result;
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memcpy(&result, &v, sizeof(result));
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return result;
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}
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GPB_INLINE int32_t GPBConvertFloatToInt32(float v) {
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GPBInternalCompileAssert(sizeof(float) == sizeof(int32_t), float_not_32_bits);
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int32_t result;
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memcpy(&result, &v, sizeof(result));
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return result;
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}
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GPB_INLINE double GPBConvertInt64ToDouble(int64_t v) {
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GPBInternalCompileAssert(sizeof(double) == sizeof(int64_t), double_not_64_bits);
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double result;
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memcpy(&result, &v, sizeof(result));
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return result;
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}
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GPB_INLINE float GPBConvertInt32ToFloat(int32_t v) {
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GPBInternalCompileAssert(sizeof(float) == sizeof(int32_t), float_not_32_bits);
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float result;
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memcpy(&result, &v, sizeof(result));
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return result;
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}
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GPB_INLINE int32_t GPBLogicalRightShift32(int32_t value, int32_t spaces) {
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return (int32_t)((uint32_t)(value) >> spaces);
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}
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GPB_INLINE int64_t GPBLogicalRightShift64(int64_t value, int32_t spaces) {
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return (int64_t)((uint64_t)(value) >> spaces);
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}
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// Decode a ZigZag-encoded 32-bit value. ZigZag encodes signed integers
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// into values that can be efficiently encoded with varint. (Otherwise,
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// negative values must be sign-extended to 64 bits to be varint encoded,
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// thus always taking 10 bytes on the wire.)
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GPB_INLINE int32_t GPBDecodeZigZag32(uint32_t n) {
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return (int32_t)(GPBLogicalRightShift32((int32_t)n, 1) ^ -((int32_t)(n) & 1));
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}
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// Decode a ZigZag-encoded 64-bit value. ZigZag encodes signed integers
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// into values that can be efficiently encoded with varint. (Otherwise,
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// negative values must be sign-extended to 64 bits to be varint encoded,
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// thus always taking 10 bytes on the wire.)
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GPB_INLINE int64_t GPBDecodeZigZag64(uint64_t n) {
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return (int64_t)(GPBLogicalRightShift64((int64_t)n, 1) ^ -((int64_t)(n) & 1));
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}
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// Encode a ZigZag-encoded 32-bit value. ZigZag encodes signed integers
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// into values that can be efficiently encoded with varint. (Otherwise,
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// negative values must be sign-extended to 64 bits to be varint encoded,
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// thus always taking 10 bytes on the wire.)
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GPB_INLINE uint32_t GPBEncodeZigZag32(int32_t n) {
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// Note: the right-shift must be arithmetic
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return ((uint32_t)n << 1) ^ (uint32_t)(n >> 31);
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}
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// Encode a ZigZag-encoded 64-bit value. ZigZag encodes signed integers
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// into values that can be efficiently encoded with varint. (Otherwise,
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// negative values must be sign-extended to 64 bits to be varint encoded,
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// thus always taking 10 bytes on the wire.)
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GPB_INLINE uint64_t GPBEncodeZigZag64(int64_t n) {
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// Note: the right-shift must be arithmetic
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return ((uint64_t)n << 1) ^ (uint64_t)(n >> 63);
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}
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wswitch-enum"
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#pragma clang diagnostic ignored "-Wdirect-ivar-access"
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GPB_INLINE BOOL GPBDataTypeIsObject(GPBDataType type) {
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switch (type) {
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case GPBDataTypeBytes:
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case GPBDataTypeString:
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case GPBDataTypeMessage:
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case GPBDataTypeGroup:
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return YES;
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default:
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return NO;
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}
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}
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GPB_INLINE BOOL GPBDataTypeIsMessage(GPBDataType type) {
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switch (type) {
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case GPBDataTypeMessage:
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case GPBDataTypeGroup:
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return YES;
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default:
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return NO;
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}
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}
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GPB_INLINE BOOL GPBFieldDataTypeIsMessage(GPBFieldDescriptor *field) {
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return GPBDataTypeIsMessage(field->description_->dataType);
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}
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GPB_INLINE BOOL GPBFieldDataTypeIsObject(GPBFieldDescriptor *field) {
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return GPBDataTypeIsObject(field->description_->dataType);
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}
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GPB_INLINE BOOL GPBExtensionIsMessage(GPBExtensionDescriptor *ext) {
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return GPBDataTypeIsMessage(ext->description_->dataType);
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}
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// The field is an array/map or it has an object value.
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GPB_INLINE BOOL GPBFieldStoresObject(GPBFieldDescriptor *field) {
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GPBMessageFieldDescription *desc = field->description_;
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if ((desc->flags & (GPBFieldRepeated | GPBFieldMapKeyMask)) != 0) {
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return YES;
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}
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return GPBDataTypeIsObject(desc->dataType);
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}
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BOOL GPBGetHasIvar(GPBMessage *self, int32_t index, uint32_t fieldNumber);
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void GPBSetHasIvar(GPBMessage *self, int32_t idx, uint32_t fieldNumber,
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BOOL value);
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uint32_t GPBGetHasOneof(GPBMessage *self, int32_t index);
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GPB_INLINE BOOL
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GPBGetHasIvarField(GPBMessage *self, GPBFieldDescriptor *field) {
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GPBMessageFieldDescription *fieldDesc = field->description_;
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return GPBGetHasIvar(self, fieldDesc->hasIndex, fieldDesc->number);
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}
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GPB_INLINE void GPBSetHasIvarField(GPBMessage *self, GPBFieldDescriptor *field,
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BOOL value) {
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GPBMessageFieldDescription *fieldDesc = field->description_;
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GPBSetHasIvar(self, fieldDesc->hasIndex, fieldDesc->number, value);
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}
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void GPBMaybeClearOneof(GPBMessage *self, GPBOneofDescriptor *oneof,
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int32_t oneofHasIndex, uint32_t fieldNumberNotToClear);
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#pragma clang diagnostic pop
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//%PDDM-DEFINE GPB_IVAR_SET_DECL(NAME, TYPE)
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//%void GPBSet##NAME##IvarWithFieldInternal(GPBMessage *self,
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//% NAME$S GPBFieldDescriptor *field,
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//% NAME$S TYPE value,
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//% NAME$S GPBFileSyntax syntax);
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//%PDDM-EXPAND GPB_IVAR_SET_DECL(Bool, BOOL)
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// This block of code is generated, do not edit it directly.
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void GPBSetBoolIvarWithFieldInternal(GPBMessage *self,
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GPBFieldDescriptor *field,
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BOOL value,
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GPBFileSyntax syntax);
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//%PDDM-EXPAND GPB_IVAR_SET_DECL(Int32, int32_t)
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// This block of code is generated, do not edit it directly.
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void GPBSetInt32IvarWithFieldInternal(GPBMessage *self,
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GPBFieldDescriptor *field,
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int32_t value,
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GPBFileSyntax syntax);
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//%PDDM-EXPAND GPB_IVAR_SET_DECL(UInt32, uint32_t)
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// This block of code is generated, do not edit it directly.
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void GPBSetUInt32IvarWithFieldInternal(GPBMessage *self,
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GPBFieldDescriptor *field,
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uint32_t value,
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GPBFileSyntax syntax);
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//%PDDM-EXPAND GPB_IVAR_SET_DECL(Int64, int64_t)
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// This block of code is generated, do not edit it directly.
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void GPBSetInt64IvarWithFieldInternal(GPBMessage *self,
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GPBFieldDescriptor *field,
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int64_t value,
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GPBFileSyntax syntax);
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//%PDDM-EXPAND GPB_IVAR_SET_DECL(UInt64, uint64_t)
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// This block of code is generated, do not edit it directly.
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void GPBSetUInt64IvarWithFieldInternal(GPBMessage *self,
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GPBFieldDescriptor *field,
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uint64_t value,
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GPBFileSyntax syntax);
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//%PDDM-EXPAND GPB_IVAR_SET_DECL(Float, float)
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// This block of code is generated, do not edit it directly.
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void GPBSetFloatIvarWithFieldInternal(GPBMessage *self,
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GPBFieldDescriptor *field,
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float value,
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GPBFileSyntax syntax);
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//%PDDM-EXPAND GPB_IVAR_SET_DECL(Double, double)
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// This block of code is generated, do not edit it directly.
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void GPBSetDoubleIvarWithFieldInternal(GPBMessage *self,
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GPBFieldDescriptor *field,
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double value,
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GPBFileSyntax syntax);
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//%PDDM-EXPAND GPB_IVAR_SET_DECL(Enum, int32_t)
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// This block of code is generated, do not edit it directly.
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void GPBSetEnumIvarWithFieldInternal(GPBMessage *self,
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GPBFieldDescriptor *field,
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int32_t value,
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GPBFileSyntax syntax);
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//%PDDM-EXPAND-END (8 expansions)
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int32_t GPBGetEnumIvarWithFieldInternal(GPBMessage *self,
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GPBFieldDescriptor *field,
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GPBFileSyntax syntax);
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id GPBGetObjectIvarWithField(GPBMessage *self, GPBFieldDescriptor *field);
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void GPBSetObjectIvarWithFieldInternal(GPBMessage *self,
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GPBFieldDescriptor *field, id value,
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GPBFileSyntax syntax);
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void GPBSetRetainedObjectIvarWithFieldInternal(GPBMessage *self,
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GPBFieldDescriptor *field,
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id __attribute__((ns_consumed))
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value,
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GPBFileSyntax syntax);
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// GPBGetObjectIvarWithField will automatically create the field (message) if
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// it doesn't exist. GPBGetObjectIvarWithFieldNoAutocreate will return nil.
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id GPBGetObjectIvarWithFieldNoAutocreate(GPBMessage *self,
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GPBFieldDescriptor *field);
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void GPBSetAutocreatedRetainedObjectIvarWithField(
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GPBMessage *self, GPBFieldDescriptor *field,
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id __attribute__((ns_consumed)) value);
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// Clears and releases the autocreated message ivar, if it's autocreated. If
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// it's not set as autocreated, this method does nothing.
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void GPBClearAutocreatedMessageIvarWithField(GPBMessage *self,
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GPBFieldDescriptor *field);
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// Returns an Objective C encoding for |selector|. |instanceSel| should be
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// YES if it's an instance selector (as opposed to a class selector).
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// |selector| must be a selector from MessageSignatureProtocol.
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const char *GPBMessageEncodingForSelector(SEL selector, BOOL instanceSel);
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// Helper for text format name encoding.
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// decodeData is the data describing the sepecial decodes.
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// key and inputString are the input that needs decoding.
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NSString *GPBDecodeTextFormatName(const uint8_t *decodeData, int32_t key,
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NSString *inputString);
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// A series of selectors that are used solely to get @encoding values
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// for them by the dynamic protobuf runtime code. See
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// GPBMessageEncodingForSelector for details. GPBRootObject conforms to
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// the protocol so that it is encoded in the Objective C runtime.
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@protocol GPBMessageSignatureProtocol
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@optional
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#define GPB_MESSAGE_SIGNATURE_ENTRY(TYPE, NAME) \
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-(TYPE)get##NAME; \
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-(void)set##NAME : (TYPE)value; \
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-(TYPE)get##NAME##AtIndex : (NSUInteger)index;
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GPB_MESSAGE_SIGNATURE_ENTRY(BOOL, Bool)
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GPB_MESSAGE_SIGNATURE_ENTRY(uint32_t, Fixed32)
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GPB_MESSAGE_SIGNATURE_ENTRY(int32_t, SFixed32)
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GPB_MESSAGE_SIGNATURE_ENTRY(float, Float)
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GPB_MESSAGE_SIGNATURE_ENTRY(uint64_t, Fixed64)
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GPB_MESSAGE_SIGNATURE_ENTRY(int64_t, SFixed64)
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GPB_MESSAGE_SIGNATURE_ENTRY(double, Double)
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GPB_MESSAGE_SIGNATURE_ENTRY(int32_t, Int32)
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GPB_MESSAGE_SIGNATURE_ENTRY(int64_t, Int64)
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GPB_MESSAGE_SIGNATURE_ENTRY(int32_t, SInt32)
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GPB_MESSAGE_SIGNATURE_ENTRY(int64_t, SInt64)
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GPB_MESSAGE_SIGNATURE_ENTRY(uint32_t, UInt32)
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GPB_MESSAGE_SIGNATURE_ENTRY(uint64_t, UInt64)
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GPB_MESSAGE_SIGNATURE_ENTRY(NSData *, Bytes)
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GPB_MESSAGE_SIGNATURE_ENTRY(NSString *, String)
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GPB_MESSAGE_SIGNATURE_ENTRY(GPBMessage *, Message)
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GPB_MESSAGE_SIGNATURE_ENTRY(GPBMessage *, Group)
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GPB_MESSAGE_SIGNATURE_ENTRY(int32_t, Enum)
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#undef GPB_MESSAGE_SIGNATURE_ENTRY
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- (id)getArray;
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- (NSUInteger)getArrayCount;
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- (void)setArray:(NSArray *)array;
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+ (id)getClassValue;
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@end
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BOOL GPBClassHasSel(Class aClass, SEL sel);
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CF_EXTERN_C_END
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