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Fix bytebuffer

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This commit is contained in:
momo5502 2023-04-06 21:16:42 +02:00
parent 163f9c53b8
commit 70ea07fd90
3 changed files with 26 additions and 23 deletions
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6
src/client/component/auth.cpp
View File

@ -155,8 +155,8 @@ namespace auth
void post_unpack() override
{
// Skip connect handler
//utils::hook::set<uint8_t>(game::select(0x142253EFA, 0x14053714A), 0xEB);
//network::on("connect", handle_connect_packet);
utils::hook::set<uint8_t>(game::select(0x142253EFA, 0x14053714A), 0xEB);
network::on("connect", handle_connect_packet);
// Patch steam id bit check
std::vector<std::pair<size_t, size_t>> patches{};
@ -203,7 +203,7 @@ namespace auth
p(0x141EB5992_g, 0x141EB59D5_g);
p(0x141EB74D2_g, 0x141EB7515_g); // ?
//utils::hook::call(0x14134BF7D_g, send_connect_data_stub);
utils::hook::call(0x14134BF7D_g, send_connect_data_stub);
}
for (const auto& patch : patches)

18
src/common/utils/byte_buffer.cpp
View File

@ -17,28 +17,28 @@ namespace utils
void byte_buffer::write(const void* buffer, const size_t length)
{
if (!writing_)
if (!this->writing_)
{
throw std::runtime_error("Writing to readable byte buffer");
}
buffer_.append(static_cast<const char*>(buffer), length);
this->buffer_.append(static_cast<const char*>(buffer), length);
}
void byte_buffer::read(void* data, const size_t length)
{
if (writing_)
if (this->writing_)
{
throw std::runtime_error("Reading from writable byte buffer");
}
if (offset_ + length > buffer_.size())
if (this->offset_ + length > this->buffer_.size())
{
throw std::runtime_error("Out of bounds read from byte buffer");
}
memcpy(data, buffer_.data() + offset_, length);
offset_ += length;
memcpy(data, this->buffer_.data() + this->offset_, length);
this->offset_ += length;
}
std::string byte_buffer::read_string()
@ -47,7 +47,7 @@ namespace utils
while (true)
{
const auto b = read<char>();
const auto b = this->read<char>();
if (!b)
{
break;
@ -66,7 +66,7 @@ namespace utils
for (size_t i = 0; i < length; ++i)
{
result.push_back(read<char>());
result.push_back(this->read<char>());
}
return result;
@ -77,7 +77,7 @@ namespace utils
std::vector<uint8_t> result{};
result.resize(length);
read(result.data(), result.size());
this->read(result.data(), result.size());
return result;
}

25
src/common/utils/byte_buffer.hpp
View File

@ -23,41 +23,41 @@ namespace utils
void write(const std::string& string, const bool null_terminate = false)
{
const size_t addend = null_terminate ? 1 : 0;
write(string.data(), string.size() + addend);
this->write(string.data(), string.size() + addend);
}
void write_string(const std::string& string)
{
write(string, true);
this->write(string, true);
}
template <typename T>
void write(const T& object)
{
write(&object, sizeof(object));
this->write(&object, sizeof(object));
}
template <typename T>
void write(const std::vector<T>& vec)
{
write(vec.data(), vec.size() * sizeof(T));
this->write(vec.data(), vec.size() * sizeof(T));
}
template <typename T>
void write_vector(const std::vector<T>& vec)
{
write<uint32_t>(static_cast<uint32_t>(vec.size()));
write(vec);
this->write<uint32_t>(static_cast<uint32_t>(vec.size()));
this->write(vec);
}
const std::string& get_buffer() const
{
return buffer_;
return this->buffer_;
}
std::string move_buffer()
{
return std::move(buffer_);
return std::move(this->buffer_);
}
void read(void* data, size_t length);
@ -66,7 +66,7 @@ namespace utils
T read()
{
T object{};
read(&object, sizeof(object));
this->read(&object, sizeof(object));
return object;
}
@ -75,12 +75,15 @@ namespace utils
{
std::vector<T> result{};
const auto size = read<uint32_t>();
if (offset_ + size > buffer_.size())
const auto totalSize = size * sizeof(T);
if (this->offset_ + totalSize > this->buffer_.size())
{
throw std::runtime_error("Out of bounds read from byte buffer");
}
read(result.data(), size);
result.resize(size);
this->read(result.data(), totalSize);
return result;
}