2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>
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4 * This file is part of CasparCG (www.casparcg.com).
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6 * CasparCG is free software: you can redistribute it and/or modify
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7 * it under the terms of the GNU General Public License as published by
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8 * the Free Software Foundation, either version 3 of the License, or
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9 * (at your option) any later version.
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11 * CasparCG is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 * GNU General Public License for more details.
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16 * You should have received a copy of the GNU General Public License
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17 * along with CasparCG. If not, see <http://www.gnu.org/licenses/>.
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19 * Author: Robert Nagy, ronag89@gmail.com
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28 #include <exception>
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29 #include <boost/exception/all.hpp>
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30 #include <boost/exception/error_info.hpp>
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31 #include <boost/throw_exception.hpp>
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33 struct _EXCEPTION_RECORD;
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34 struct _EXCEPTION_POINTERS;
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36 typedef _EXCEPTION_RECORD EXCEPTION_RECORD;
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37 typedef _EXCEPTION_POINTERS EXCEPTION_POINTERS;
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41 typedef boost::error_info<struct tag_arg_name_info, std::string> arg_name_info_t;
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42 typedef boost::error_info<struct tag_arg_value_info, std::string> arg_value_info_t;
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43 typedef boost::error_info<struct tag_msg_info, std::string> msg_info_t;
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44 typedef boost::error_info<struct tag_call_stack_info, std::string> call_stack_info_t;
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45 typedef boost::error_info<struct tag_msg_info, std::string> error_info_t;
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46 typedef boost::error_info<struct tag_source_info, std::string> source_info_t;
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47 typedef boost::error_info<struct tag_file_name_info, std::string> file_name_info_t;
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49 template<typename T>
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50 inline arg_name_info_t arg_name_info(const T& str) {return arg_name_info_t(u8(str));}
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51 template<typename T>
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52 inline arg_value_info_t arg_value_info(const T& str) {return arg_value_info_t(u8(str));}
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53 template<typename T>
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54 inline msg_info_t msg_info(const T& str) {return msg_info_t(u8(str));}
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55 template<typename T>
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56 inline call_stack_info_t call_stack_info(const T& str) {return call_stack_info_t(u8(str));}
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57 template<typename T>
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58 inline error_info_t error_info(const T& str) {return error_info_t(u8(str));}
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59 template<typename T>
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60 inline source_info_t source_info(const T& str) {return source_info_t(u8(str));}
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61 template<typename T>
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62 inline file_name_info_t file_name_info(const T& str) {return file_name_info_t(u8(str));}
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64 typedef boost::error_info<struct tag_line_info, size_t> line_info;
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65 typedef boost::error_info<struct tag_nested_exception_, std::exception_ptr> nested_exception;
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67 struct caspar_exception : virtual boost::exception, virtual std::exception
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69 caspar_exception(){}
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70 explicit caspar_exception(const char* msg) : std::exception(msg) {}
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73 struct io_error : virtual caspar_exception {};
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74 struct directory_not_found : virtual io_error {};
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75 struct file_not_found : virtual io_error {};
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76 struct file_read_error : virtual io_error {};
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77 struct file_write_error : virtual io_error {};
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79 struct invalid_argument : virtual caspar_exception {};
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80 struct null_argument : virtual invalid_argument {};
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81 struct out_of_range : virtual invalid_argument {};
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82 struct bad_alloc : virtual caspar_exception {};
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84 struct invalid_operation : virtual caspar_exception {};
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85 struct operation_failed : virtual caspar_exception {};
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86 struct timed_out : virtual caspar_exception {};
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88 struct not_supported : virtual caspar_exception {};
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89 struct not_implemented : virtual caspar_exception {};
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91 class win32_exception : public std::exception
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94 typedef const void* address;
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95 static void install_handler();
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97 address location() const { return location_; }
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98 unsigned int error_code() const { return errorCode_; }
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99 virtual const char* what() const { return message_; }
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102 win32_exception(const EXCEPTION_RECORD& info);
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103 static void Handler(unsigned int errorCode, EXCEPTION_POINTERS* pInfo);
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106 const char* message_;
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109 unsigned int errorCode_;
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112 class win32_access_violation : public win32_exception
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114 mutable char messageBuffer_[256];
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117 bool is_write() const { return isWrite_; }
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118 address bad_address() const { return badAddress_;}
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119 virtual const char* what() const;
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122 win32_access_violation(const EXCEPTION_RECORD& info);
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123 friend void win32_exception::Handler(unsigned int errorCode, EXCEPTION_POINTERS* pInfo);
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127 address badAddress_;
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130 #define CASPAR_THROW_EXCEPTION(e) BOOST_THROW_EXCEPTION(e << call_stack_info(caspar::log::internal::get_call_stack()))
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137 inline bool operator!=(const std::exception_ptr& lhs, const std::exception_ptr& rhs)
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139 return !(lhs == rhs);
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142 inline bool operator!=(const std::exception_ptr& lhs, std::nullptr_t)
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144 return !(lhs == nullptr);
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147 inline bool operator!=(std::nullptr_t, const std::exception_ptr& rhs)
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149 return !(nullptr == rhs);
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