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