1 /*! 2 * \file ocsd_error.h 3 * \brief OpenCSD : Library Error class 4 * 5 * \copyright Copyright (c) 2015, ARM Limited. All Rights Reserved. 6 */ 7 8 9 /* 10 * Redistribution and use in source and binary forms, with or without modification, 11 * are permitted provided that the following conditions are met: 12 * 13 * 1. Redistributions of source code must retain the above copyright notice, 14 * this list of conditions and the following disclaimer. 15 * 16 * 2. Redistributions in binary form must reproduce the above copyright notice, 17 * this list of conditions and the following disclaimer in the documentation 18 * and/or other materials provided with the distribution. 19 * 20 * 3. Neither the name of the copyright holder nor the names of its contributors 21 * may be used to endorse or promote products derived from this software without 22 * specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 26 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 27 * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 28 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 29 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 30 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 31 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 33 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 34 */ 35 36 #ifndef ARM_OCSD_ERROR_H_INCLUDED 37 #define ARM_OCSD_ERROR_H_INCLUDED 38 39 #include "opencsd/ocsd_if_types.h" 40 #include <string> 41 /** @ingroup ocsd_infrastructure 42 @{*/ 43 44 /*! 45 * @class ocsdError 46 * 47 * This class is the error object for the Ocsd. 48 * 49 * Errors are created with a severity (ocsd_err_severity_t) and a standard ocsd_err_t error code. 50 * Errors can optionally be created with a trace index (offset from start of capture buffer), and 51 * trace CoreSight source channel ID. 52 * 53 * A custom error message can be appended to the error. 54 * 55 * The ocsdError class contains a static function to output a formatted string representation of an error. 56 * 57 */ 58 class ocsdError { 59 public: 60 ocsdError(const ocsd_err_severity_t sev_type, const ocsd_err_t code); /**< Default error constructor with severity and error code. */ 61 ocsdError(const ocsd_err_severity_t sev_type, const ocsd_err_t code, const ocsd_trc_index_t idx); /**< Constructor with optional trace index. */ 62 ocsdError(const ocsd_err_severity_t sev_type, const ocsd_err_t code, const ocsd_trc_index_t idx, const uint8_t chan_id); /**< Constructor with optional trace index and channel ID. */ 63 ocsdError(const ocsd_err_severity_t sev_type, const ocsd_err_t code, const std::string &msg); /**< Default error constructor with severity and error code - plus message. */ 64 ocsdError(const ocsd_err_severity_t sev_type, const ocsd_err_t code, const ocsd_trc_index_t idx, const std::string &msg); /**< Constructor with optional trace index - plus message. */ 65 ocsdError(const ocsd_err_severity_t sev_type, const ocsd_err_t code, const ocsd_trc_index_t idx, const uint8_t chan_id, const std::string &msg); /**< Constructor with optional trace index and channel ID - plus message. */ 66 67 ocsdError(const ocsdError *pError); /**< Copy constructor */ 68 ocsdError(const ocsdError &Error); /**< Copy constructor */ 69 ~ocsdError(); /**< Destructor */ 70 71 ocsdError& operator=(const ocsdError *p_err); 72 ocsdError& operator=(const ocsdError &err); 73 74 void setMessage(const std::string &msg) { m_err_message = msg; }; /**< Set custom error message */ 75 const std::string &getMessage() const { return m_err_message; }; /**< Get custom error message */ 76 77 const ocsd_err_t getErrorCode() const { return m_error_code; }; /**< Get error code. */ 78 const ocsd_err_severity_t getErrorSeverity() const { return m_sev; }; /**< Get error severity. */ 79 const ocsd_trc_index_t getErrorIndex() const { return m_idx; }; /**< Get trace index associated with the error. */ 80 const uint8_t getErrorChanID() const { return m_chan_ID; }; /**< Get the trace source channel ID associated with the error. */ 81 82 static const std::string getErrorString(const ocsdError &error); /**< Generate a formatted error string for the supplied error. */ 83 84 private: 85 static void appendErrorDetails(std::string &errStr, const ocsdError &error); /**< build the error string. */ 86 ocsdError(); /**< Make no parameter default constructor inaccessible. */ 87 88 ocsd_err_t m_error_code; /**< Error code for this error */ 89 ocsd_err_severity_t m_sev; /**< severity for this error */ 90 ocsd_trc_index_t m_idx; /**< Trace buffer index associated with this error (optional) */ 91 uint8_t m_chan_ID; /**< trace source ID associated with this error (optional) */ 92 93 std::string m_err_message; /**< Additional text associated with this error (optional) */ 94 }; 95 96 inline ocsdError& ocsdError::operator=(const ocsdError *p_err) 97 { 98 this->m_error_code = p_err->getErrorCode(); 99 this->m_sev = p_err->getErrorSeverity(); 100 this->m_idx = p_err->getErrorIndex(); 101 this->m_chan_ID = p_err->getErrorChanID(); 102 this->m_err_message = p_err->getMessage(); 103 return *this; 104 } 105 106 inline ocsdError& ocsdError::operator=(const ocsdError &err) 107 { 108 return (*this = &err); 109 } 110 111 /* class to get data path response values as strings */ 112 class ocsdDataRespStr 113 { 114 public: 115 ocsdDataRespStr(ocsd_datapath_resp_t type) { m_type = type; } 116 ~ocsdDataRespStr() {}; 117 118 const char* getStr(); 119 private: 120 ocsd_datapath_resp_t m_type; 121 }; 122 123 /** @}*/ 124 125 #endif // ARM_OCSD_ERROR_H_INCLUDED 126 127 /* End of File ocsd_error.h */ 128