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| author | wolfbeast <mcwerewolf@wolfbeast.com> | 2019-03-25 17:53:14 +0100 |
|---|---|---|
| committer | wolfbeast <mcwerewolf@wolfbeast.com> | 2019-03-25 17:53:14 +0100 |
| commit | f2902217b38cf2e16e851ae84d61247f8e828180 (patch) | |
| tree | 0156a6db6aa8b4d87bf041ece5cf5229c59fe9de /other-licenses/7zstub/src/CPP/Windows/FileMapping.h | |
| parent | 917a2c450f08ab4c934c9938319f10a1114272b4 (diff) | |
| download | UXP-f2902217b38cf2e16e851ae84d61247f8e828180.tar UXP-f2902217b38cf2e16e851ae84d61247f8e828180.tar.gz UXP-f2902217b38cf2e16e851ae84d61247f8e828180.tar.lz UXP-f2902217b38cf2e16e851ae84d61247f8e828180.tar.xz UXP-f2902217b38cf2e16e851ae84d61247f8e828180.zip | |
Update the 7z installer stub source to 18.05.
Tag #1022
Diffstat (limited to 'other-licenses/7zstub/src/CPP/Windows/FileMapping.h')
| -rw-r--r-- | other-licenses/7zstub/src/CPP/Windows/FileMapping.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/other-licenses/7zstub/src/CPP/Windows/FileMapping.h b/other-licenses/7zstub/src/CPP/Windows/FileMapping.h new file mode 100644 index 000000000..27d076b83 --- /dev/null +++ b/other-licenses/7zstub/src/CPP/Windows/FileMapping.h @@ -0,0 +1,66 @@ +// Windows/FileMapping.h
+
+#ifndef __WINDOWS_FILEMAPPING_H
+#define __WINDOWS_FILEMAPPING_H
+
+#include "../Common/MyTypes.h"
+
+#include "Handle.h"
+
+namespace NWindows {
+
+class CFileMapping: public CHandle
+{
+public:
+ WRes Create(DWORD protect, UInt64 maxSize, LPCTSTR name)
+ {
+ _handle = ::CreateFileMapping(INVALID_HANDLE_VALUE, NULL, protect, (DWORD)(maxSize >> 32), (DWORD)maxSize, name);
+ return ::GetLastError();
+ }
+
+ WRes Open(DWORD
+ #ifndef UNDER_CE
+ desiredAccess
+ #endif
+ , LPCTSTR name)
+ {
+ #ifdef UNDER_CE
+ WRes res = Create(PAGE_READONLY, 0, name);
+ if (res == ERROR_ALREADY_EXISTS)
+ return 0;
+ Close();
+ if (res == 0)
+ res = ERROR_FILE_NOT_FOUND;
+ return res;
+ #else
+ _handle = ::OpenFileMapping(desiredAccess, FALSE, name);
+ if (_handle != 0)
+ return 0;
+ return ::GetLastError();
+ #endif
+ }
+
+ LPVOID Map(DWORD desiredAccess, UInt64 fileOffset, SIZE_T numberOfBytesToMap)
+ {
+ return ::MapViewOfFile(_handle, desiredAccess, (DWORD)(fileOffset >> 32), (DWORD)fileOffset, numberOfBytesToMap);
+ }
+
+ #ifndef UNDER_CE
+ LPVOID Map(DWORD desiredAccess, UInt64 fileOffset, SIZE_T numberOfBytesToMap, LPVOID baseAddress)
+ {
+ return ::MapViewOfFileEx(_handle, desiredAccess, (DWORD)(fileOffset >> 32), (DWORD)fileOffset, numberOfBytesToMap, baseAddress);
+ }
+ #endif
+};
+
+class CFileUnmapper
+{
+ const void *_data;
+public:
+ CFileUnmapper(const void *data) : _data(data) {}
+ ~CFileUnmapper() { ::UnmapViewOfFile(_data); }
+};
+
+}
+
+#endif
|