forked from OSchip/llvm-project
98 lines
2.2 KiB
C++
98 lines
2.2 KiB
C++
//===-- DNBError.h ----------------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// Created by Greg Clayton on 6/26/07.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLDB_TOOLS_DEBUGSERVER_SOURCE_DNBERROR_H
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#define LLDB_TOOLS_DEBUGSERVER_SOURCE_DNBERROR_H
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#include <errno.h>
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#include <mach/mach.h>
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#include <stdio.h>
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#include <string>
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class DNBError {
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public:
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typedef uint32_t ValueType;
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enum FlavorType {
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Generic = 0,
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MachKernel = 1,
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POSIX = 2
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#ifdef WITH_SPRINGBOARD
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,
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SpringBoard = 3
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#endif
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#ifdef WITH_BKS
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,
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BackBoard = 4
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#endif
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#ifdef WITH_FBS
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,
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FrontBoard = 5
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#endif
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};
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explicit DNBError(ValueType err = 0, FlavorType flavor = Generic)
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: m_err(err), m_flavor(flavor) {}
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const char *AsString() const;
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void Clear() {
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m_err = 0;
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m_flavor = Generic;
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m_str.clear();
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}
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ValueType Status() const { return m_err; }
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FlavorType Flavor() const { return m_flavor; }
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ValueType operator=(kern_return_t err) {
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m_err = err;
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m_flavor = MachKernel;
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m_str.clear();
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return m_err;
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}
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void SetError(kern_return_t err) {
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m_err = err;
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m_flavor = MachKernel;
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m_str.clear();
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}
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void SetErrorToErrno() {
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m_err = errno;
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m_flavor = POSIX;
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m_str.clear();
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}
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void SetError(ValueType err, FlavorType flavor) {
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m_err = err;
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m_flavor = flavor;
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m_str.clear();
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}
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// Generic errors can set their own string values
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void SetErrorString(const char *err_str) {
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if (err_str && err_str[0])
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m_str = err_str;
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else
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m_str.clear();
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}
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bool Success() const { return m_err == 0; }
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bool Fail() const { return m_err != 0; }
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void LogThreadedIfError(const char *format, ...) const;
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void LogThreaded(const char *format, ...) const;
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protected:
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ValueType m_err;
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FlavorType m_flavor;
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mutable std::string m_str;
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};
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#endif // LLDB_TOOLS_DEBUGSERVER_SOURCE_DNBERROR_H
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