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old fixes from last night

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This commit is contained in:
Thomas Fussell 2014-05-16 00:10:28 -04:00
parent a3789a99a1
commit 9b2f1b7369
1 changed files with 29 additions and 3 deletions
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32
source/xlnt.cpp
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@ -2,6 +2,7 @@
#include <array>
#include <cassert>
#include <fstream>
#include <iomanip>
#include <iostream>
#include <locale>
#include <sstream>
@ -926,7 +927,7 @@ xlnt::cell::type cell::get_data_type() const
xlnt::cell cell::get_offset(int column_offset, int row_offset)
{
return worksheet(root_->parent_worksheet).cell(root_->column + column_offset, root_->row + row_offset);
return worksheet(root_->parent_worksheet).cell(root_->row + row_offset, root_->column + column_offset);
}
cell &cell::operator=(const cell &rhs)
@ -2044,9 +2045,34 @@ void sheet_protection::set_password(const std::string &password)
hashed_password_ = hash_password(password);
}
std::string sheet_protection::hash_password(const std::string &password)
template< typename T >
std::string int_to_hex(T i)
{
return password;
std::stringstream stream;
stream << std::hex << i;
return stream.str();
}
std::string sheet_protection::hash_password(const std::string &plaintext_password)
{
int password = 0x0000;
int i = 1;
for(auto character : plaintext_password)
{
int value = character << i;
int rotated_bits = value >> 15;
value &= 0x7fff;
password ^= (value | rotated_bits);
i++;
}
password ^= plaintext_password.size();
password ^= 0xCE4B;
std::string hashed = int_to_hex(password);
std::transform(hashed.begin(), hashed.end(), hashed.begin(), [](char c){ return std::toupper(c, std::locale::classic()); });
return hashed;
}
int string_table::operator[](const std::string &/*key*/) const