RelayFile/Util/Util.cxx
2025-05-05 23:22:43 +08:00

47 lines
1.0 KiB
C++

#include "Util.h"
#include <algorithm>
TranUtil::TranUtil()
{
}
void MutBuffer::Push(const char* data, int len)
{
buffer_.insert(buffer_.end(), data, data + len);
}
int MutBuffer::IndexOf(const char* data, int len, int start_pos)
{
if (start_pos < 0 || start_pos >= static_cast<int>(buffer_.size()) || len <= 0) {
return -1;
}
auto it = std::search(buffer_.begin() + start_pos, buffer_.end(), data, data + len);
if (it != buffer_.end()) {
return std::distance(buffer_.begin(), it);
}
return -1;
}
int MutBuffer::Length() const
{
return static_cast<int>(buffer_.size());
}
void MutBuffer::RemoveOf(int start_pos, int len)
{
if (start_pos < 0 || start_pos >= static_cast<int>(buffer_.size()) || len <= 0) {
return;
}
auto end_pos = std::min(start_pos + len, static_cast<int>(buffer_.size()));
buffer_.erase(buffer_.begin() + start_pos, buffer_.begin() + end_pos);
}
void MutBuffer::Clear()
{
buffer_.clear();
}
const char* MutBuffer::GetData() const
{
return buffer_.data();
}