1 //===-- OptionArgParser.h ---------------------------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLDB_INTERPRETER_OPTIONARGPARSER_H 10 #define LLDB_INTERPRETER_OPTIONARGPARSER_H 11 12 #include "lldb/lldb-private-types.h" 13 14 #include <optional> 15 16 namespace lldb_private { 17 18 struct OptionArgParser { 19 /// Try to parse an address. If it succeeds return the address with the 20 /// non-address bits removed. 21 static lldb::addr_t ToAddress(const ExecutionContext *exe_ctx, 22 llvm::StringRef s, lldb::addr_t fail_value, 23 Status *error_ptr); 24 25 /// As for ToAddress but do not remove non-address bits from the result. 26 static lldb::addr_t ToRawAddress(const ExecutionContext *exe_ctx, 27 llvm::StringRef s, lldb::addr_t fail_value, 28 Status *error_ptr); 29 30 static bool ToBoolean(llvm::StringRef s, bool fail_value, bool *success_ptr); 31 32 static llvm::Expected<bool> ToBoolean(llvm::StringRef option_name, 33 llvm::StringRef option_arg); 34 35 static char ToChar(llvm::StringRef s, char fail_value, bool *success_ptr); 36 37 static int64_t ToOptionEnum(llvm::StringRef s, 38 const OptionEnumValues &enum_values, 39 int32_t fail_value, Status &error); 40 41 static lldb::ScriptLanguage ToScriptLanguage(llvm::StringRef s, 42 lldb::ScriptLanguage fail_value, 43 bool *success_ptr); 44 45 // TODO: Use StringRef 46 static Status ToFormat(const char *s, lldb::Format &format, 47 size_t *byte_size_ptr); // If non-NULL, then a 48 // byte size can precede 49 // the format character 50 51 private: 52 static std::optional<lldb::addr_t> 53 DoToAddress(const ExecutionContext *exe_ctx, llvm::StringRef s, 54 Status *error); 55 }; 56 57 } // namespace lldb_private 58 59 #endif // LLDB_INTERPRETER_OPTIONARGPARSER_H 60