125 lines
2.9 KiB
C++
125 lines
2.9 KiB
C++
#ifndef _misc__hpp__included__
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#define _misc__hpp__included__
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#include <string>
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#include <vector>
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#include <stdexcept>
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#include <boost/lexical_cast.hpp>
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/**
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* \brief Get random hexes
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*
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* Get string of random hex characters of specified length.
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*
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* \param length The number of hex characters to return.
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* \return The random hexadecimal string.
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* \throws std::bad_alloc Not enough memory.
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*/
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std::string get_random_hexstring(size_t length) throw(std::bad_alloc);
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/**
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* \brief Set random seed
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*
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* This function sets the random seed to use.
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*
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* \param seed The value to use as seed.
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* \throw std::bad_alloc Not enough memory.
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*/
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void set_random_seed(const std::string& seed) throw(std::bad_alloc);
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/**
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* \brief Set random seed to (hopefully) unique value
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*
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* This function sets the random seed to value that should only be used once. Note, the value is not necressarily
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* crypto-secure, even if it is unique.
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*
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* \throw std::bad_alloc Not enough memory.
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*/
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void set_random_seed() throw(std::bad_alloc);
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/**
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* \brief Load a ROM.
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*
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* Given commandline arguments, load a ROM.
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*
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* \param cmdline The command line.
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* \return The loaded ROM set.
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* \throws std::bad_alloc Not enough memory.
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* \throws std::runtime_error Can't load the ROMset.
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*/
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struct loaded_rom load_rom_from_commandline(std::vector<std::string> cmdline) throw(std::bad_alloc,
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std::runtime_error);
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/**
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* \brief Dump listing of regions to graphics system messages.
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*
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* \throws std::bad_alloc Not enough memory.
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*/
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void dump_region_map() throw(std::bad_alloc);
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/**
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* \brief Fatal error.
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*
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* Fatal error.
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*/
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void fatal_error() throw();
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/**
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* \brief Get path to config directory.
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*
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* \return The config directory path.
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* \throw std::bad_alloc Not enough memory.
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*/
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std::string get_config_path() throw(std::bad_alloc);
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/**
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* \brief Panic on OOM.
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*/
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void OOM_panic();
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/**
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* messages -> window::out().
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*/
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std::ostream& _messages();
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#define messages _messages()
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/**
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* \brief Typeconvert string.
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*/
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template<typename T> inline T parse_value(const std::string& value) throw(std::bad_alloc, std::runtime_error)
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{
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try {
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//Hack, since lexical_cast lets negative values slip through.
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if(!std::numeric_limits<T>::is_signed && value.length() && value[0] == '-') {
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throw std::runtime_error("Unsigned values can't be negative");
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}
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return boost::lexical_cast<T>(value);
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} catch(std::exception& e) {
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throw std::runtime_error("Can't parse value '" + value + "': " + e.what());
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}
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}
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template<> inline std::string parse_value(const std::string& value) throw(std::bad_alloc, std::runtime_error)
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{
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return value;
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}
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uint32_t gcd(uint32_t a, uint32_t b) throw();
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void create_lsnesrc();
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/**
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* Return hexadecimal representation of address
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*/
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std::string format_address(void* addr);
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/**
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* Get state of running global ctors flag.
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*/
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bool in_global_ctors();
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/**
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* Clear the global ctors flag.
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*/
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void reached_main();
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#endif
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