124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//===-- DNBError.h ----------------------------------------------*- C++ -*-===// 224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// 324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// The LLVM Compiler Infrastructure 424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// 524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// This file is distributed under the University of Illinois Open Source 624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// License. See LICENSE.TXT for details. 724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// 824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//===----------------------------------------------------------------------===// 924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// 1024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Created by Greg Clayton on 6/26/07. 1124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// 1224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//===----------------------------------------------------------------------===// 1324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 1424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner#ifndef __DNBError_h__ 1524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner#define __DNBError_h__ 1624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 1724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner#include <errno.h> 1824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner#include <mach/mach.h> 1924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner#include <stdio.h> 2024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner#include <string> 2124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 2224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerclass DNBError 2324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 2424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerpublic: 2524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner typedef uint32_t ValueType; 2624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner typedef enum 2724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 2824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner Generic = 0, 2924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner MachKernel, 3024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner POSIX 319a5bbd2a14cacac731424f7a253f6cc16b22c10aJason Molenda#ifdef WITH_SPRINGBOARD 3224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner , SpringBoard 3324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner#endif 3424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } FlavorType; 3524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 3624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner explicit DNBError( ValueType err = 0, 3724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner FlavorType flavor = Generic) : 3824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_err(err), 3924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_flavor(flavor) 4024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 4124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 4224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 4324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner const char * AsString() const; 4424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner void Clear() { m_err = 0; m_flavor = Generic; m_str.clear(); } 4524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner ValueType Error() const { return m_err; } 4624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner FlavorType Flavor() const { return m_flavor; } 4724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 4824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner ValueType operator = (kern_return_t err) 4924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 5024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_err = err; 5124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_flavor = MachKernel; 5224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_str.clear(); 5324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return m_err; 5424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 5524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 5624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner void SetError(kern_return_t err) 5724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 5824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_err = err; 5924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_flavor = MachKernel; 6024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_str.clear(); 6124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 6224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 6324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner void SetErrorToErrno() 6424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 6524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_err = errno; 6624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_flavor = POSIX; 6724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_str.clear(); 6824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 6924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 7024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner void SetError(ValueType err, FlavorType flavor) 7124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 7224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_err = err; 7324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_flavor = flavor; 7424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_str.clear(); 7524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 7624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 7724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Generic errors can set their own string values 7824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner void SetErrorString(const char *err_str) 7924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 8024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (err_str && err_str[0]) 8124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_str = err_str; 8224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner else 8324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_str.clear(); 8424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 8524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner bool Success() const { return m_err == 0; } 8624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner bool Fail() const { return m_err != 0; } 8724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner void LogThreadedIfError(const char *format, ...) const; 8824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner void LogThreaded(const char *format, ...) const; 8924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerprotected: 9024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner ValueType m_err; 9124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner FlavorType m_flavor; 9224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner mutable std::string m_str; 9324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner}; 9424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 9524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 9624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner#endif // #ifndef __DNBError_h__ 97