48 lines
1.1 KiB
C++
48 lines
1.1 KiB
C++
#include "gutil.h"
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#include <algorithm>
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#ifdef min
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#undef min
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#endif
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void CMutBuffer::push(const char* data, int len)
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{
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buffer_.insert(buffer_.end(), data, data + len);
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}
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int CMutBuffer::index_of(const char* data, int len, int start_pos)
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{
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if (start_pos < 0 || start_pos >= static_cast<int>(buffer_.size()) || len <= 0) {
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return -1;
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}
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auto it = std::search(buffer_.begin() + start_pos, buffer_.end(), data, data + len);
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if (it != buffer_.end()) {
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return std::distance(buffer_.begin(), it);
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}
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return -1;
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}
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const char* CMutBuffer::get_data() const
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{
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return buffer_.data();
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}
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int CMutBuffer::get_len() const
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{
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return static_cast<int>(buffer_.size());
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}
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void CMutBuffer::remove_of(int start_pos, int len)
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{
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if (start_pos < 0 || start_pos >= static_cast<int>(buffer_.size()) || len <= 0) {
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return;
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}
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auto end_pos = std::min(start_pos + len, static_cast<int>(buffer_.size()));
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buffer_.erase(buffer_.begin() + start_pos, buffer_.begin() + end_pos);
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}
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void CMutBuffer::clear()
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{
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buffer_.clear();
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}
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