errors.h File Reference

#include <vfwmsgs.h>

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Macros
#define	AMOVIEAPI
#define	VFW_FIRST_CODE   0x200
#define	MAX_ERROR_TEXT_LEN   160
#define	AMGetErrorText   WINELIB_NAME_AW(AMGetErrorText)

Typedefs
typedef BOOL(WINAPI *	AMGETERRORTEXTPROCA) (HRESULT, char *, DWORD)
typedef BOOL(WINAPI *	AMGETERRORTEXTPROCW) (HRESULT, WCHAR *, DWORD)

Functions
DWORD WINAPI	AMGetErrorTextA (HRESULT, LPSTR, DWORD)
DWORD WINAPI	AMGetErrorTextW (HRESULT, LPWSTR, DWORD)

Macro Definition Documentation

AMGetErrorText

#define AMGetErrorText   WINELIB_NAME_AW(AMGetErrorText)

Definition at line 39 of file errors.h.

AMOVIEAPI

#define AMOVIEAPI

Definition at line 26 of file errors.h.

MAX_ERROR_TEXT_LEN

#define MAX_ERROR_TEXT_LEN   160

Definition at line 29 of file errors.h.

VFW_FIRST_CODE

#define VFW_FIRST_CODE   0x200

Definition at line 28 of file errors.h.

Typedef Documentation

AMGETERRORTEXTPROCA

typedef BOOL(WINAPI * AMGETERRORTEXTPROCA) (HRESULT, char *, DWORD)

Definition at line 33 of file errors.h.

AMGETERRORTEXTPROCW

typedef BOOL(WINAPI * AMGETERRORTEXTPROCW) (HRESULT, WCHAR *, DWORD)

Definition at line 34 of file errors.h.

Function Documentation

AMGetErrorTextA()

DWORD WINAPI AMGetErrorTextA	(	HRESULT	hr,
		LPSTR	buffer,
		DWORD	maxlen
	)

Definition at line 699 of file main.c.

{
    DWORD res;
    WCHAR errorW[MAX_ERROR_TEXT_LEN];
 
    TRACE("hr %#lx, buffer %p, maxlen %lu.\n", hr, buffer, maxlen);
 
    if (!buffer)
        return 0;
 
    res = AMGetErrorTextW(hr, errorW, ARRAY_SIZE(errorW));
    if (!res)
        return 0;
 
    res = WideCharToMultiByte(CP_ACP, 0, errorW, -1, NULL, 0, 0, 0);
    if (res > maxlen || !res)
        return 0;
    return WideCharToMultiByte(CP_ACP, 0, errorW, -1, buffer, maxlen, 0, 0) - 1;
}

AMGetErrorTextW()

DWORD WINAPI AMGetErrorTextW	(	HRESULT	hr,
		LPWSTR	buffer,
		DWORD	maxlen
	)

Definition at line 722 of file main.c.

{
    unsigned int len;
    WCHAR error[MAX_ERROR_TEXT_LEN];
 
    TRACE("hr %#lx, buffer %p, maxlen %lu.\n", hr, buffer, maxlen);
 
    if (!buffer) return 0;
    swprintf(error, ARRAY_SIZE(error), L"Error: 0x%lx", hr);
    if ((len = wcslen(error)) >= maxlen)
        return 0;
    wcscpy(buffer, error);
    return len;
}

Referenced by AMGetErrorTextA().