#include "hdr/modern_commonheaders.h"

BYTE gl_TrimText = 1;

char * __cdecl strstri( char *a, const char *b)
{
    char * x, *y;
    if (!a || !b) return FALSE;
    x = _strdup(a);
    y = _strdup(b);
    x = _strupr(x);
    y = _strupr(y);
    char * pos = strstr(x,y);
    if ( pos )
    {
        char * retval = a + ( pos - x );
        free(x);
        free(y);
        return retval;
    }
    free(x);
    free(y);
    return NULL;
}
int __cdecl mir_strcmpi(const char *a, const char *b)
{
	if (a == NULL && b == NULL) return 0;
	if (a == NULL || b == NULL) return _stricmp(a?a:"",b?b:"");
    return _stricmp(a,b);
}

int __cdecl mir_tstrcmpi(const TCHAR *a, const TCHAR *b)
{
	if (a == NULL && b == NULL) return 0;
	if (a == NULL || b == NULL) return _tcsicmp(a?a:_T(""),b?b:_T(""));
	return _tcsicmp(a,b);
}
BOOL __cdecl mir_bool_strcmpi(const char *a, const char *b)
{
	if (a == NULL && b == NULL) return 1;
	if (a == NULL || b == NULL) return _stricmp(a?a:"",b?b:"") == 0;
    return _stricmp(a,b) == 0;
}

BOOL __cdecl mir_bool_tstrcmpi(const TCHAR *a, const TCHAR *b)
{
	if (a == NULL && b == NULL) return 1;
	if (a == NULL || b == NULL) return _tcsicmp(a?a:_T(""),b?b:_T("")) == 0;
	return _tcsicmp(a,b) == 0;
}

#ifdef strlen
#undef strcmp
#undef strlen
#endif

int __cdecl mir_strcmp (const char *a, const char *b)
{
	if (!(a && b)) return a != b;
	return (strcmp(a,b));
};

int mir_strlen (const char *a)
{
	if (a == NULL) return 0;
	return (int)(strlen(a));
};

#define strlen(a) mir_strlen(a)
#define strcmp(a,b) mir_strcmp(a,b)

//copy len symbols from string - do not check is it null terminated or len is more then actual
char * strdupn(const char * src, int len)
{
    char * p;
    if (src == NULL) return NULL;
    p = (char*)malloc(len+1);
    if (!p) return 0;
    memcpy(p,src,len);
    p[len] = '\0';
    return p;
}

DWORD exceptFunction(LPEXCEPTION_POINTERS EP)
{
	char buf[4096];
	mir_snprintf(buf, SIZEOF(buf), "\r\nExceptCode: %x\r\nExceptFlags: %x\r\nExceptAddress: %p\r\n",
		EP->ExceptionRecord->ExceptionCode,
		EP->ExceptionRecord->ExceptionFlags,
		EP->ExceptionRecord->ExceptionAddress);

	TRACE(buf);
	MessageBoxA(0, buf,"clist_mw Exception",0);
	return EXCEPTION_EXECUTE_HANDLER;
}

#ifdef _DEBUG
#undef DeleteObject
#endif

void TRACE_ERROR()
{
	DWORD t = GetLastError();
	LPVOID lpMsgBuf;
	if (!FormatMessage(
		FORMAT_MESSAGE_ALLOCATE_BUFFER |
		FORMAT_MESSAGE_FROM_SYSTEM |
		FORMAT_MESSAGE_IGNORE_INSERTS,
		NULL,
		t,
		MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
		(LPTSTR) &lpMsgBuf,
		0, 
		NULL ))
	{
		// Handle the error.
		return ;
	}
#ifdef _DEBUG
	MessageBox( NULL, (LPCTSTR)lpMsgBuf, _T("Error"), MB_OK | MB_ICONINFORMATION );
	DebugBreak();
#endif
	LocalFree( lpMsgBuf );
}

BOOL DebugDeleteObject(HGDIOBJ a)
{
	BOOL res = DeleteObject(a);
	if (!res) TRACE_ERROR();
	return res;
}

#ifdef _DEBUG
#define DeleteObject(a) DebugDeleteObject(a)
#endif

// load small icon (not shared) it IS NEED to be destroyed
HICON LoadSmallIcon(HINSTANCE hInstance, int index)
{
	TCHAR filename[MAX_PATH] = {0};
	GetModuleFileName(hInstance, filename, MAX_PATH);

	HICON hIcon = NULL;
 	ExtractIconEx(filename, index, NULL, &hIcon, 1);
	return hIcon;
}

BOOL DestroyIcon_protect(HICON icon)
{
	if (icon) return DestroyIcon(icon);
	return FALSE;
}