54 lines
1.6 KiB
C
54 lines
1.6 KiB
C
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#pragma once
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typedef PVOID PLHCOBJECT_DESCRIPTOR;
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typedef PLHCOBJECT_DESCRIPTOR (APIENTRY *PLHC_OPENPROC)(PCWSTR);
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typedef BOOL (APIENTRY *PLHC_READPROC)(PLHCOBJECT_DESCRIPTOR,PVOID,DWORD,PDWORD);
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typedef BOOL (APIENTRY *PLHC_WRITEPROC)(PLHCOBJECT_DESCRIPTOR,PVOID,DWORD);
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typedef BOOL (APIENTRY *PLHC_CLOSEPROC)(PLHCOBJECT_DESCRIPTOR);
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typedef DWORD (APIENTRY *PLHC_GETLIBRARYNAMEPROC)(PWSTR, DWORD);
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typedef struct __LIBRARY_DESCRIPTOR
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{
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HMODULE m_hModule; // Handle to the loaded DLL
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// Now come the pointers to functions in the DLL
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PLHC_OPENPROC m_fpOpen; // lchOpen function
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PLHC_READPROC m_fpRead; // lhcRead function
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PLHC_WRITEPROC m_fpWrite; // lhcWrite function
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PLHC_CLOSEPROC m_fpClose; // lhcClose function
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PLHC_GETLIBRARYNAMEPROC m_fpGetLibraryName; // lhcGetLibraryName function
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} LIBRARY_DESCRIPTOR, *PLIBRARY_DESCRIPTOR;
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PLIBRARY_DESCRIPTOR lhclLoadLibrary(
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PCWSTR pcszPathName);
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void lhclFreeLibrary(
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PLIBRARY_DESCRIPTOR pLibrary);
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PLHCOBJECT_DESCRIPTOR lhclOpen(
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PLIBRARY_DESCRIPTOR pLibrary,
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PCWSTR pcszPortSpec);
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BOOL lhclRead(
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PLIBRARY_DESCRIPTOR pLibrary,
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PLHCOBJECT_DESCRIPTOR pObject,
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PVOID pBuffer,
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DWORD dwBufferSize,
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PDWORD pdwBytesRead);
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BOOL lhclWrite(
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PLIBRARY_DESCRIPTOR pLibrary,
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PLHCOBJECT_DESCRIPTOR pObject,
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PVOID pBuffer,
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DWORD dwBufferSize);
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BOOL lhclClose(
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PLIBRARY_DESCRIPTOR pLibrary,
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PLHCOBJECT_DESCRIPTOR pObject);
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DWORD lhclGetLibraryName(
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PLIBRARY_DESCRIPTOR pLibrary,
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PWSTR pszBuffer,
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DWORD dwBufferSize);
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