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Handle content between two sections that is not wrapped by a section

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This commit is contained in:
Romain Thomas 2021-02-21 11:49:06 +01:00
parent 2ab604d36f
commit c37ee0742a
1 changed files with 14 additions and 2 deletions

16
src/PE/Parser.cpp

@ -252,9 +252,21 @@ void Parser::parse_sections(void) {
};
}
const uint64_t padding_size = section->size() - size_to_read;
const uint8_t* ptr_to_padding = this->stream_->peek_array<uint8_t>(offset + size_to_read, padding_size, /* check */false);
// Treat content between two sections (that is not wrapped in a section) as 'padding'
uint64_t hole_size = 0;
if (i < numberof_sections - 1) {
const pe_section& next_section = sections[i + 1];
const uint64_t sec_offset = next_section.PointerToRawData;
if (offset + size_to_read + padding_size < sec_offset) {
hole_size = sec_offset - (offset + size_to_read + padding_size);
}
}
const uint8_t* ptr_to_padding = this->stream_->peek_array<uint8_t>(offset + size_to_read,
padding_size + hole_size,
/* check */false);
if (ptr_to_padding != nullptr) {
section->padding_ = {ptr_to_padding, ptr_to_padding + padding_size};
section->padding_ = {ptr_to_padding, ptr_to_padding + padding_size + hole_size};
}
}
this->binary_->sections_.push_back(section.release());