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- #include "perfmon.h" // included by all perfmon sources
- #include "pmemory.h" // external declarations for this file
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- LPMEMORY MemoryAllocate (DWORD dwSize)
- { // MemoryAllocate
- HMEMORY hMemory ;
- LPMEMORY lpMemory ;
-
- hMemory = GlobalAlloc (GHND, dwSize) ;
- if (!hMemory)
- return (NULL) ;
- lpMemory = GlobalLock (hMemory) ;
- if (!lpMemory)
- GlobalFree (hMemory) ;
- return (lpMemory) ;
- } // MemoryAllocate
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- VOID MemoryFree (LPMEMORY lpMemory)
- { // MemoryFree
- HMEMORY hMemory ;
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- if (!lpMemory)
- return ;
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- hMemory = GlobalHandle (lpMemory) ;
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- if (hMemory)
- { // if
- GlobalUnlock (hMemory) ;
- GlobalFree (hMemory) ;
- } // if
- } // MemoryFree
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- DWORD MemorySize (LPMEMORY lpMemory)
- {
- HMEMORY hMemory ;
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- hMemory = GlobalHandle (lpMemory) ;
- if (!hMemory)
- return (0L) ;
-
- return (GlobalSize (hMemory)) ;
- }
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- LPMEMORY MemoryResize (LPMEMORY lpMemory,
- DWORD dwNewSize)
- {
- HMEMORY hMemory ;
- LPMEMORY lpNewMemory ;
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- hMemory = GlobalHandle (lpMemory) ;
- if (!hMemory)
- return (NULL) ;
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- GlobalUnlock (hMemory) ;
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- hMemory = GlobalReAlloc (hMemory, dwNewSize, GHND) ;
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- if (!hMemory)
- return (NULL) ;
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- lpNewMemory = GlobalLock (hMemory) ;
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- return (lpNewMemory) ;
- } // MemoryResize
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