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201 lines
8.3 KiB
201 lines
8.3 KiB
4 years ago
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/*
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* w32dll-emu.h -- w32dll.c internal header file for Win32 emulation
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* Written by Andrew Church <achurch@achurch.org>
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*
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* This file is part of transcode, a video stream processing tool.
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* transcode is free software, distributable under the terms of the GNU
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* General Public License (version 2 or later). See the file COPYING
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* for details.
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*/
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#ifndef W32DLL_EMU_H
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#define W32DLL_EMU_H
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/*************************************************************************/
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/* Function pointer return types. (Note that on the whole, we avoid using
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* Windows types in favor of standard ANSI types like uint32_t.) */
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typedef CALLBACK long (*FARPROC)(void);
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/*************************************************************************/
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/* Various constants. */
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/* Local handle constants. HANDLE_DEFAULT (for the DLL itself) is defined
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* in w32dll-local.h. */
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#define HANDLE_KERNEL32 2
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#define HANDLE_USER32 3
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#define HANDLE_WINDOW 101
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#define HANDLE_HEAP 201
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#define HANDLE_STDIN 301
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#define HANDLE_STDOUT 302
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#define HANDLE_STDERR 303
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#define HANDLE_SEMAPHORE 401
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#define HANDLE_MAXLOCAL 4095
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#define INVALID_HANDLE_VALUE (~0)
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#define TLS_MINIMUM_AVAILABLE 64
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#define ERROR_UNKNOWN 99999
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#define NO_ERROR 0
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#define ERROR_INVALID_FUNCTION 1
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#define ERROR_FILE_NOT_FOUND 2
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#define ERROR_ACCESS_DENIED 5
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#define ERROR_INVALID_HANDLE 6
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#define ERROR_NOT_ENOUGH_MEMORY 8
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#define ERROR_INVALID_ACCESS 12
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#define ERROR_OUTOFMEMORY 14
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#define ERROR_WRITE_FAULT 29
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#define ERROR_INVALID_PARAMETER 87
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#define ERROR_BROKEN_PIPE 109
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#define ERROR_DISK_FULL 112
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#define ERROR_INSUFFICIENT_BUFFER 122
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#define ERROR_IO_PENDING 997
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/*************************************************************************/
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/* Various structures. */
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typedef struct {
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unsigned int maxbytes;
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uint8_t defchar[2];
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uint8_t leadbytes[12];
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} CPINFO;
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typedef struct {
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uint32_t size;
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uint32_t major; // set to 5
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uint32_t minor; // set to 0 (5.0: Windows 2000)
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uint32_t build; // can be anything
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uint32_t platform; // set to 2 (VER_PLATFORM_WIN32_NT)
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char extra[128];
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uint16_t sp_major; // set to 4 (W2k SP4)
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uint16_t sp_minor; // set to 0
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uint16_t suite; // set to 0
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uint8_t type; // set to 0x01 (VER_NT_WORKSTATION)
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uint8_t reserved;
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} OSVERSIONINFOEX;
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typedef struct {
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uint32_t size;
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char *reserved;
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char *desktop;
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char *title;
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uint32_t x, y, w, h, wchars, hchars, fill;
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uint32_t flags;
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uint16_t show;
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uint16_t reserved2;
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uint8_t *reserved3;
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uint32_t h_stdin;
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uint32_t h_stdout;
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uint32_t h_stderr;
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} STARTUPINFO;
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/*************************************************************************/
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/* Emulated function prototypes (these are all static within w32dll-emu.c). */
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/**** KERNEL32.dll ****/
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static WINAPI int CloseHandle(uint32_t handle);
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static WINAPI uint32_t CreateSemaphoreA(void *attr, uint32_t initial,
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uint32_t max, const char *name);
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static WINAPI uint32_t CreateSemaphoreW(void *attr, uint32_t initial,
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uint32_t max, const uint16_t *name);
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static WINAPI void DeleteCriticalSection(void *lock);
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static WINAPI void EnterCriticalSection(void *lock);
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static WINAPI void ExitProcess(unsigned int exitcode);
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static WINAPI int FreeEnvironmentStringsA(void *env);
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static WINAPI int FreeEnvironmentStringsW(void *env);
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static WINAPI unsigned int
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GetACP(void);
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static WINAPI int GetCPInfo(unsigned int codepage, CPINFO *result);
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static WINAPI char * GetCommandLineA(void);
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static WINAPI int GetConsoleMode(uint32_t file, uint16_t *result);
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static WINAPI uint32_t GetCurrentProcessId(void);
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static WINAPI uint32_t GetCurrentThreadId(void);
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static WINAPI void * GetEnvironmentStringsA(void);
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static WINAPI void * GetEnvironmentStringsW(void);
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static WINAPI uint32_t GetFileType(uint32_t file);
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static WINAPI uint32_t GetLastError(void);
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static WINAPI uint32_t GetModuleFileNameA(uint32_t module, char *buf,
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uint32_t size);
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static WINAPI uint32_t GetModuleHandleA(const char *name);
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static WINAPI FARPROC GetProcAddress(uint32_t handle, const char *name);
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static WINAPI uint32_t GetProcessHeap(void);
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static WINAPI void GetStartupInfoA(STARTUPINFO *result);
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static WINAPI uint32_t GetStdHandle(uint32_t index);
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static WINAPI int GetStringTypeW(uint32_t type, const uint16_t *str,
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int len, uint16_t *typebuf);
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static WINAPI void GetSystemTimeAsFileTime(uint64_t *result);
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static WINAPI uint32_t GetTickCount(void);
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static WINAPI int GetVersionExA(OSVERSIONINFOEX *result);
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static WINAPI void * HeapAlloc(uint32_t heap, uint32_t flags, size_t size);
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static WINAPI uint32_t HeapCreate(uint32_t flags, size_t initial, size_t max);
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static WINAPI int HeapDestroy(uint32_t heap);
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static WINAPI int HeapFree(uint32_t heap, uint32_t flags, void *ptr);
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static WINAPI void * HeapReAlloc(uint32_t heap, uint32_t flags, void *ptr,
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size_t size);
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static WINAPI uint32_t HeapSize(uint32_t heap, uint32_t flags, const void*ptr);
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static WINAPI int32_t InterlockedCompareExchange
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(int32_t *var, int32_t testval, int32_t newval);
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static WINAPI void * InterlockedCompareExchangePointer
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(void ***var, void *testval, void *newval);
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static WINAPI int32_t InterlockedDecrement(int32_t *var);
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static WINAPI int32_t InterlockedExchange(int32_t *var, int32_t newval);
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static WINAPI int32_t InterlockedExchangeAdd(int32_t *var, int32_t addval);
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static WINAPI void * InterlockedExchangePointer(void **var, void *newval);
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static WINAPI int32_t InterlockedIncrement(int32_t *var);
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static WINAPI int32_t InterlockedTestExchange(int32_t *var, int32_t testval,
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int32_t newval);
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static WINAPI void InitializeCriticalSection(void *lock);
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static WINAPI int LCMapStringA
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(uint32_t locale, uint32_t flags, const char *in, int inlen,
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char *out, int outsize);
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static WINAPI int LCMapStringW
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(uint32_t locale, uint32_t flags, const uint16_t *in, int inlen,
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uint16_t *out, int outsize);
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static WINAPI void LeaveCriticalSection(void *lock);
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static WINAPI uint32_t LoadLibraryA(char *filename);
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static WINAPI int MultiByteToWideChar
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(unsigned int codepage, uint32_t flags, const unsigned char *in,
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int inlen, uint16_t *out, int outsize);
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static WINAPI uint32_t QueryPerformanceCounter(int64_t *result);
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static WINAPI int ReleaseSemaphore(uint32_t sem, int32_t release_count,
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int32_t *previous);
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static WINAPI void SetHandleCount(uint32_t count);
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static WINAPI void SetLastError(uint32_t error);
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static WINAPI uint32_t TlsAlloc(void);
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static WINAPI int TlsFree(uint32_t index);
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static WINAPI void * TlsGetValue(uint32_t index);
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static WINAPI int TlsSetValue(uint32_t index, void *value);
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static WINAPI uint32_t WaitForSingleObject(uint32_t handle, uint32_t msec);
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static WINAPI int WideCharToMultiByte
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(unsigned int codepage, uint32_t flags, const uint16_t *in, int inlen,
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char *out, int outsize, const char *defchar, int *defchar_used);
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static WINAPI int WriteFile(uint32_t file, const void *buf, uint32_t len,
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uint32_t *written, void *overlapped);
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/**** USER32.dll ****/
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static WINAPI uint32_t GetActiveWindow(void);
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static WINAPI int MessageBoxA(uint32_t window, const char *text,
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const char *title, unsigned int type);
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static WINAPI int MessageBoxW(uint32_t window, const uint16_t *text,
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const uint16_t *title, unsigned int type);
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/*************************************************************************/
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#endif /* W32DLL_EMU_H */
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/*
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* Local variables:
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* c-file-style: "stroustrup"
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* c-file-offsets: ((case-label . *) (statement-case-intro . *))
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* indent-tabs-mode: nil
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* End:
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*
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* vim: expandtab shiftwidth=4:
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*/
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