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| author | Tomas Bzatek <tbzatek@redhat.com> | 2023-12-17 21:23:58 +0100 |
|---|---|---|
| committer | Tomas Bzatek <tbzatek@redhat.com> | 2023-12-17 21:23:58 +0100 |
| commit | 02d6107c97b48888362e7c6a70dcac323c89d741 (patch) | |
| tree | 5069a77adaf73f7249ac79b6c49a47168a647ef8 /zip/ZipArchive/BitFlag.h | |
| parent | 4e17c2527b106f1b493a3ac77c89858d14f834e2 (diff) | |
| download | tuxcmd-modules-02d6107c97b48888362e7c6a70dcac323c89d741.tar.xz | |
ZipArchive: Update to the 4.6.9 release
Diffstat (limited to 'zip/ZipArchive/BitFlag.h')
| -rw-r--r-- | zip/ZipArchive/BitFlag.h | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/zip/ZipArchive/BitFlag.h b/zip/ZipArchive/BitFlag.h new file mode 100644 index 0000000..29137d2 --- /dev/null +++ b/zip/ZipArchive/BitFlag.h @@ -0,0 +1,210 @@ +////////////////////////////////////////////////////////////////////////////////
+// This source file is part of the ZipArchive Library Open Source distribution
+// and is Copyrighted 2000 - 2022 by Artpol Software - Tadeusz Dracz
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License
+// as published by the Free Software Foundation; either version 2
+// of the License, or (at your option) any later version.
+//
+// For the licensing details refer to the License.txt file.
+//
+// Web Site: https://www.artpol-software.com
+////////////////////////////////////////////////////////////////////////////////
+
+/**
+* \file BitFlag.h
+* Includes the ZipArchiveLib::CBitFlag class.
+*/
+
+#if !defined(ZIPARCHIVE_BITFLAG_DOT_H)
+#define ZIPARCHIVE_BITFLAG_DOT_H
+
+#if _MSC_VER > 1000
+ #pragma once
+#endif
+
+namespace ZipArchiveLib
+{
+ /**
+ Provides functionality for bit operations on an integer value.
+ */
+ struct ZIP_API CBitFlag
+ {
+ public:
+
+ /**
+ The current value.
+ */
+ int m_value;
+
+ /**
+ Initializes a new instance of the CBitFlag class.
+ */
+ CBitFlag()
+ :m_value(0)
+ {
+ }
+
+ /**
+ Initializes a new instance of the CBitFlag class.
+
+ \param value
+ The initial value.
+ */
+ CBitFlag(int value)
+ :m_value(value)
+ {
+ }
+
+ /**
+ Sets the given flags.
+
+ \param flags
+ The flags to set.
+ */
+ void Set(int flags)
+ {
+ m_value |= flags;
+ }
+
+ /**
+ Clears the given flags.
+
+ \param flags
+ The flags to clear.
+ */
+ void Clear(int flags)
+ {
+ m_value &= ~flags;
+ }
+
+ /**
+ Returns the value indicating whether any of the given flags is set.
+
+ \param flags
+ The flags to examine.
+
+ \return
+ \c true, if any of the given flags is set; \c false otherwise.
+ */
+ bool IsSetAny(int flags) const
+ {
+ return (m_value & flags) != 0;
+ }
+
+
+ /**
+ Returns the value indicating whether all of the given flags are set.
+
+ \param flags
+ The flags to examine.
+
+ \return
+ \c true, if all of the given flags are set; \c false otherwise.
+ */
+ bool IsSetAll(int flags) const
+ {
+ return (m_value & flags) == flags;
+ }
+
+
+ /**
+ Sets the given flags and examines if this caused a modification to the current object.
+
+ \param flags
+ The flags to set.
+
+ \return
+ \c true, if the operation caused modification; \c false otherwise.
+ */
+ bool SetWithCheck(int flags)
+ {
+ if (!IsSetAll(flags))
+ {
+ Set(flags);
+ return true;
+ }
+ else
+ return false;
+ }
+
+ /**
+ Clears the given flags and examines if this caused a modification to the current object.
+
+ \param flags
+ The flags to clear.
+
+ \return
+ \c true, if the operation caused modification; \c false otherwise.
+ */
+ bool ClearWithCheck(int flags)
+ {
+ if (IsSetAny(flags))
+ {
+ Clear(flags);
+ return true;
+ }
+ else
+ return false;
+ }
+
+ /**
+ Changes the given flags and examines if this caused a modification to the current object.
+
+ \param flags
+ The flags to change.
+ \param set
+ If \c true, the flags will be set; otherwise the flags will be cleared.
+
+ \return
+ \c true, if the operation caused a modification; \c false otherwise.
+ */
+ bool ChangeWithCheck(int flags, bool set)
+ {
+ return set ? SetWithCheck(flags) : ClearWithCheck(flags);
+ }
+
+ /**
+ Changes the given flags.
+
+ \param flags
+ The flags to change.
+
+ \param set
+ If \c true, the flags will be set; otherwise the flags will be cleared.
+ */
+ void Change(int flags, bool set)
+ {
+ set ? Set(flags) : Clear(flags);
+ }
+
+ /**
+ Returns the current value.
+ */
+ operator int() const
+ {
+ return m_value;
+ }
+
+ CBitFlag& operator = (const CBitFlag& flag)
+ {
+ m_value = flag.m_value;
+ return *this;
+ }
+
+ bool operator == (int value)
+ {
+ return m_value == value;
+ }
+
+ bool operator == (const CBitFlag& flag)
+ {
+ return m_value == flag.m_value;
+ }
+ };
+}
+
+#endif
+
+
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