本文整理汇总了C++中pe_base::has_exports方法的典型用法代码示例。如果您正苦于以下问题：C++ pe_base::has_exports方法的具体用法？C++ pe_base::has_exports怎么用？C++ pe_base::has_exports使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类pe_base的用法示例。
在下文中一共展示了pe_base::has_exports方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: get_exported_functions
//Returns array of exported functions and information about export (if info != 0)
const exported_functions_list get_exported_functions(const pe_base& pe, export_info* info)
{
//Returned exported functions info array
std::vector<exported_function> ret;
if(pe.has_exports())
{
//Check the length in bytes of the section containing export directory
if(pe.section_data_length_from_rva(pe.get_directory_rva(image_directory_entry_export),
pe.get_directory_rva(image_directory_entry_export), section_data_virtual, true)
< sizeof(image_export_directory))
throw pe_exception("Incorrect export directory", pe_exception::incorrect_export_directory);
image_export_directory exports = pe.section_data_from_rva<image_export_directory>(pe.get_directory_rva(image_directory_entry_export), section_data_virtual, true);
unsigned long max_name_length;
if(info)
{
//Save some export info data
info->set_characteristics(exports.Characteristics);
info->set_major_version(exports.MajorVersion);
info->set_minor_version(exports.MinorVersion);
//Get byte count that we have for dll name
if((max_name_length = pe.section_data_length_from_rva(exports.Name, exports.Name, section_data_virtual, true)) < 2)
throw pe_exception("Incorrect export directory", pe_exception::incorrect_export_directory);
//Get dll name pointer
const char* dll_name = pe.section_data_from_rva(exports.Name, section_data_virtual, true);
//Check for null-termination
if(!pe_utils::is_null_terminated(dll_name, max_name_length))
throw pe_exception("Incorrect export directory", pe_exception::incorrect_export_directory);
//Save the rest of export information data
info->set_name(dll_name);
info->set_number_of_functions(exports.NumberOfFunctions);
info->set_number_of_names(exports.NumberOfNames);
info->set_ordinal_base(exports.Base);
info->set_rva_of_functions(exports.AddressOfFunctions);
info->set_rva_of_names(exports.AddressOfNames);
info->set_rva_of_name_ordinals(exports.AddressOfNameOrdinals);
info->set_timestamp(exports.TimeDateStamp);
}
if(!exports.NumberOfFunctions)
return ret;
//Check IMAGE_EXPORT_DIRECTORY fields
if(exports.NumberOfNames > exports.NumberOfFunctions)
throw pe_exception("Incorrect export directory", pe_exception::incorrect_export_directory);
//Check some export directory fields
if((!exports.AddressOfNameOrdinals && exports.AddressOfNames) ||
(exports.AddressOfNameOrdinals && !exports.AddressOfNames) ||
!exports.AddressOfFunctions
|| exports.NumberOfFunctions >= pe_utils::max_dword / sizeof(uint32_t)
|| exports.NumberOfNames > pe_utils::max_dword / sizeof(uint32_t)
|| !pe_utils::is_sum_safe(exports.AddressOfFunctions, exports.NumberOfFunctions * sizeof(uint32_t))
|| !pe_utils::is_sum_safe(exports.AddressOfNames, exports.NumberOfNames * sizeof(uint32_t))
|| !pe_utils::is_sum_safe(exports.AddressOfNameOrdinals, exports.NumberOfFunctions * sizeof(uint32_t))
|| !pe_utils::is_sum_safe(pe.get_directory_rva(image_directory_entry_export), pe.get_directory_size(image_directory_entry_export)))
throw pe_exception("Incorrect export directory", pe_exception::incorrect_export_directory);
//Check if it is enough bytes to hold AddressOfFunctions table
if(pe.section_data_length_from_rva(exports.AddressOfFunctions, exports.AddressOfFunctions, section_data_virtual, true)
< exports.NumberOfFunctions * sizeof(uint32_t))
throw pe_exception("Incorrect export directory", pe_exception::incorrect_export_directory);
if(exports.AddressOfNames)
{
//Check if it is enough bytes to hold name and ordinal tables
if(pe.section_data_length_from_rva(exports.AddressOfNameOrdinals, exports.AddressOfNameOrdinals, section_data_virtual, true)
< exports.NumberOfNames * sizeof(uint16_t))
throw pe_exception("Incorrect export directory", pe_exception::incorrect_export_directory);
if(pe.section_data_length_from_rva(exports.AddressOfNames, exports.AddressOfNames, section_data_virtual, true)
< exports.NumberOfNames * sizeof(uint32_t))
throw pe_exception("Incorrect export directory", pe_exception::incorrect_export_directory);
}
for(uint32_t ordinal = 0; ordinal < exports.NumberOfFunctions; ordinal++)
{
//Get function address
//Sum and multiplication are safe (checked above)
uint32_t rva = pe.section_data_from_rva<uint32_t>(exports.AddressOfFunctions + ordinal * sizeof(uint32_t), section_data_virtual, true);
//If we have a skip
if(!rva)
continue;
exported_function func;
func.set_rva(rva);
if(!pe_utils::is_sum_safe(exports.Base, ordinal) || exports.Base + ordinal > pe_utils::max_word)
throw pe_exception("Incorrect export directory", pe_exception::incorrect_export_directory);
func.set_ordinal(static_cast<uint16_t>(ordinal + exports.Base));
//.........这里部分代码省略.........