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serialui: Fix return type for drvGetDefaultCommConfig.

oldstable
Detlef Riekenberg 2007-02-22 21:15:23 +01:00 committed by Alexandre Julliard
parent fa86532354
commit 59e816d82c
1 changed files with 29 additions and 18 deletions
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47
dlls/serialui/confdlg.c
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@ -49,6 +49,8 @@ WINE_DEFAULT_DEBUG_CHANNEL(comm);
static HMODULE SERIALUI_hModule;
static const WCHAR comW[] = {'c','o','m',0 };
/***********************************************************************
* DllMain [Internal] Initializes the internal 'SERIALUI.DLL'.
*
@ -535,7 +537,7 @@ BOOL WINAPI drvSetDefaultCommConfigA(
* FIXME: uses the wrong registry key... should use a digit, not
* the comm port name.
*/
BOOL WINAPI drvGetDefaultCommConfigW(
DWORD WINAPI drvGetDefaultCommConfigW(
LPCWSTR lpszDevice, LPCOMMCONFIG lpCommConfig, LPDWORD lpdwSize)
{
HKEY hKeyReg, hKeyPort;
@ -543,16 +545,25 @@ BOOL WINAPI drvGetDefaultCommConfigW(
DWORD r,dwSize,dwType;
static const WCHAR fmt[] = {'%','s','\\','%','s',0 };
TRACE("%p %p %p\n",lpszDevice,lpCommConfig,lpdwSize);
TRACE("(%s, %p, %p) *lpdwSize: %u\n", debugstr_w(lpszDevice), lpCommConfig, lpdwSize, lpdwSize ? *lpdwSize : 0);
if(!lpCommConfig)
return FALSE;
if ((!lpszDevice) || (!lpCommConfig) || (!lpdwSize)) {
return ERROR_INVALID_PARAMETER;
}
if(!lpdwSize)
return FALSE;
if (*lpdwSize < sizeof (COMMCONFIG)) {
*lpdwSize = sizeof (COMMCONFIG);
return ERROR_INSUFFICIENT_BUFFER;
}
if(*lpdwSize < sizeof (COMMCONFIG))
return FALSE;
/* only "com1" - "com9" is allowed */
r = sizeof(comW) / sizeof(WCHAR); /* len of "com\0" */
lstrcpynW(szKeyName, lpszDevice, r); /* simulate a lstrcmpnW */
r--;
if( lstrcmpW(szKeyName, comW) ||
(lpszDevice[r] < '1') || (lpszDevice[r] > '9') || lpszDevice[r+1]) {
return ERROR_BADKEY;
}
*lpdwSize = sizeof (COMMCONFIG);
memset(lpCommConfig, 0 , sizeof (COMMCONFIG));
@ -560,8 +571,7 @@ BOOL WINAPI drvGetDefaultCommConfigW(
lpCommConfig->wVersion = 1;
r = RegConnectRegistryW(NULL, HKEY_LOCAL_MACHINE, &hKeyReg);
if(r != ERROR_SUCCESS)
return FALSE;
if(r != ERROR_SUCCESS) return r;
snprintfW(szKeyName, sizeof(szKeyName)/sizeof(WCHAR), fmt, lpszCommKey ,lpszDevice);
r = RegOpenKeyW(hKeyReg, szKeyName, &hKeyPort);
@ -571,12 +581,13 @@ BOOL WINAPI drvGetDefaultCommConfigW(
dwType = 0;
r = RegQueryValueExW( hKeyPort, lpszDCB, NULL,
&dwType, (LPBYTE)&lpCommConfig->dcb, &dwSize);
if ((r==ERROR_SUCCESS) && (dwType != REG_BINARY))
r = 1;
if ((r==ERROR_SUCCESS) && (dwSize != sizeof(DCB)))
r = 1;
RegCloseKey(hKeyPort);
if ((r!=ERROR_SUCCESS) || (dwType != REG_BINARY) || (dwSize != sizeof(DCB))) {
RegCloseKey(hKeyReg);
return ERROR_INVALID_PARAMETER;
}
}
else
{
@ -589,22 +600,22 @@ BOOL WINAPI drvGetDefaultCommConfigW(
lpCommConfig->dcb.ByteSize = 8;
lpCommConfig->dcb.Parity = NOPARITY;
lpCommConfig->dcb.StopBits = ONESTOPBIT;
return TRUE;
return ERROR_SUCCESS;
}
RegCloseKey(hKeyReg);
return (r==ERROR_SUCCESS);
return r;
}
/***********************************************************************
* drvGetDefaultCommConfigA (SERIALUI.@)
*/
BOOL WINAPI drvGetDefaultCommConfigA(
DWORD WINAPI drvGetDefaultCommConfigA(
LPCSTR lpszDevice, LPCOMMCONFIG lpCommConfig, LPDWORD lpdwSize)
{
LPWSTR strW = SERIALUI_strdup( lpszDevice );
BOOL r = drvGetDefaultCommConfigW( strW, lpCommConfig, lpdwSize );
DWORD r = drvGetDefaultCommConfigW( strW, lpCommConfig, lpdwSize );
SERIALUI_strfree( strW );
return r;
}