installed pty

[VSoRC/.git] / node_modules / node-pty / deps / winpty / src / shared / Buffer.h

diff --git a/node_modules/node-pty/deps/winpty/src/shared/Buffer.h b/node_modules/node-pty/deps/winpty/src/shared/Buffer.h
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+++ b/node_modules/node-pty/deps/winpty/src/shared/Buffer.h
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+// Copyright (c) 2011-2016 Ryan Prichard
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+
+#ifndef WINPTY_SHARED_BUFFER_H
+#define WINPTY_SHARED_BUFFER_H
+
+#include <stdint.h>
+#include <string.h>
+
+#include <algorithm>
+#include <utility>
+#include <vector>
+#include <string>
+
+#include "WinptyException.h"
+
+class WriteBuffer {
+private:
+    std::vector<char> m_buf;
+
+public:
+    WriteBuffer() {}
+
+    template <typename T> void putRawValue(const T &t) {
+        putRawData(&t, sizeof(t));
+    }
+    template <typename T> void replaceRawValue(size_t pos, const T &t) {
+        replaceRawData(pos, &t, sizeof(t));
+    }
+
+    void putRawData(const void *data, size_t len);
+    void replaceRawData(size_t pos, const void *data, size_t len);
+    void putInt32(int32_t i);
+    void putInt64(int64_t i);
+    void putWString(const wchar_t *str, size_t len);
+    void putWString(const wchar_t *str)         { putWString(str, wcslen(str)); }
+    void putWString(const std::wstring &str)    { putWString(str.data(), str.size()); }
+    std::vector<char> &buf()                    { return m_buf; }
+
+    // MSVC 2013 does not generate these automatically, so help it out.
+    WriteBuffer(WriteBuffer &&other) : m_buf(std::move(other.m_buf)) {}
+    WriteBuffer &operator=(WriteBuffer &&other) {
+        m_buf = std::move(other.m_buf);
+        return *this;
+    }
+};
+
+class ReadBuffer {
+public:
+    class DecodeError : public WinptyException {
+        virtual const wchar_t *what() const WINPTY_NOEXCEPT override {
+            return L"DecodeError: RPC message decoding error";
+        }
+    };
+
+private:
+    std::vector<char> m_buf;
+    size_t m_off = 0;
+
+public:
+    explicit ReadBuffer(std::vector<char> &&buf) : m_buf(std::move(buf)) {}
+
+    template <typename T> T getRawValue() {
+        T ret = {};
+        getRawData(&ret, sizeof(ret));
+        return ret;
+    }
+
+    void getRawData(void *data, size_t len);
+    int32_t getInt32();
+    int64_t getInt64();
+    std::wstring getWString();
+    void assertEof();
+
+    // MSVC 2013 does not generate these automatically, so help it out.
+    ReadBuffer(ReadBuffer &&other) :
+        m_buf(std::move(other.m_buf)), m_off(other.m_off) {}
+    ReadBuffer &operator=(ReadBuffer &&other) {
+        m_buf = std::move(other.m_buf);
+        m_off = other.m_off;
+        return *this;
+    }
+};
+
+#endif // WINPTY_SHARED_BUFFER_H