static IMPL_RTL_STRINGDATA* IMPL_RTL_STRINGNAME( ImplAlloc )( sal_Int32 nLen )
{
IMPL_RTL_STRINGDATA * pData
= (SAL_INT_CAST(sal_uInt32, nLen)
<= ((SAL_MAX_UINT32 - sizeof (IMPL_RTL_STRINGDATA))
/ sizeof (IMPL_RTL_STRCODE)))
? (IMPL_RTL_STRINGDATA *) rtl_allocateMemory(
sizeof (IMPL_RTL_STRINGDATA) + nLen * sizeof (IMPL_RTL_STRCODE))
: NULL;
if (pData != NULL) {
pData->refCount = 1;
pData->length = nLen;
pData->buffer[nLen] = 0;
}
return pData;
}
static oslPipe getPipe(JNIEnv * env, jobject obj_this)
{
jclass tclass;
jfieldID fid;
tclass = (*env)->GetObjectClass(env, obj_this);
if (tclass == NULL)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot find class");
return NULL;
}
fid = (*env)->GetFieldID(env, tclass, "_nPipeHandle", "J");
if (fid == NULL)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot find field");
return NULL;
}
return (oslPipe) SAL_INT_CAST(
sal_IntPtr, (*env)->GetLongField(env, obj_this, fid));
}
static char * _compose_locale( rtl_Locale * pLocale, char * buffer, size_t n )
{
/* check if a valid locale is specified */
if( pLocale && pLocale->Language &&
(pLocale->Language->length == 2 || pLocale->Language->length == 3) )
{
size_t offset = 0;
/* convert language code to ascii */
{
rtl_String *pLanguage = NULL;
rtl_uString2String( &pLanguage,
pLocale->Language->buffer, pLocale->Language->length,
RTL_TEXTENCODING_ASCII_US, OUSTRING_TO_OSTRING_CVTFLAGS );
if( SAL_INT_CAST(sal_uInt32, pLanguage->length) < n )
{
strcpy( buffer, pLanguage->buffer );
offset = pLanguage->length;
}
rtl_string_release( pLanguage );
}
/* convert country code to ascii */
if( pLocale->Country && (pLocale->Country->length == 2) )
{
rtl_String *pCountry = NULL;
rtl_uString2String( &pCountry,
pLocale->Country->buffer, pLocale->Country->length,
RTL_TEXTENCODING_ASCII_US, OUSTRING_TO_OSTRING_CVTFLAGS );
if( offset + pCountry->length + 1 < n )
{
strcpy( buffer + offset++, "_" );
strcpy( buffer + offset, pCountry->buffer );
offset += pCountry->length;
}
rtl_string_release( pCountry );
}
/* convert variant to ascii - check if there is enough space for the variant string */
if( pLocale->Variant && pLocale->Variant->length &&
( SAL_INT_CAST(sal_uInt32, pLocale->Variant->length) < n - 6 ) )
{
rtl_String *pVariant = NULL;
rtl_uString2String( &pVariant,
pLocale->Variant->buffer, pLocale->Variant->length,
RTL_TEXTENCODING_ASCII_US, OUSTRING_TO_OSTRING_CVTFLAGS );
if( offset + pVariant->length + 1 < n )
{
strcpy( buffer + offset, pVariant->buffer );
offset += pVariant->length;
}
rtl_string_release( pVariant );
}
return buffer;
}
return NULL;
}
/*
* Class: com_sun_star_lib_connections_pipe_PipeConnection
* Method: connect
* Signature: (Lcom/sun/star/beans/NativeService;)V
*/
SAL_DLLPUBLIC_EXPORT void
#if defined WNT
PipeConnection_create
#else
JNICALL Java_com_sun_star_lib_connections_pipe_PipeConnection_createJNI
#endif
(JNIEnv * env, jobject obj_this, jstring name)
{
enum {
START = 0,
INMONITOR,
GOTNAME,
CREATED
};
short state = START;
jclass tclass;
jfieldID fid;
oslSecurity psec = osl_getCurrentSecurity();
oslPipe npipe = NULL;
rtl_uString * pname = NULL;
if ((*env)->MonitorEnter(env, obj_this) != 0)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot synchronize on the object");
goto error;
}
state = INMONITOR;
/* check connection state */
npipe = getPipe(env, obj_this);
if ((*env)->ExceptionOccurred(env) != NULL)
goto error;
if (npipe != NULL)
{
ThrowException(env,
"com/sun/star/io/IOException",
"native pipe is already connected");
goto error;
}
/* save the pipe name */
tclass = (*env)->GetObjectClass(env, obj_this);
if (tclass == NULL)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot find class");
goto error;
}
fid = (*env)->GetFieldID(env, tclass,
"_aDescription", "Ljava/lang/String;");
if (fid == NULL)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot find field");
goto error;
}
(*env)->SetObjectField(env, obj_this, fid, (jobject)name);
/* convert pipe name to rtl_uString */
pname = jstring2ustring(env, name);
if (pname == NULL)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot convert name");
goto error;
}
state = GOTNAME;
/* try to connect */
npipe = osl_createPipe(pname, osl_Pipe_OPEN, psec);
if (npipe == NULL)
{
ThrowException(env,
"java/lang/RuntimeException",
"cannot create native pipe");
goto error;
}
state = CREATED;
/* save the pipe */
tclass = (*env)->GetObjectClass(env, obj_this);
if (tclass == NULL)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot find class");
goto error;
}
fid = (*env)->GetFieldID(env, tclass, "_nPipeHandle", "J");
if (fid == NULL)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot find field");
goto error;
}
(*env)->SetLongField(
env, obj_this, fid, SAL_INT_CAST(jlong, (sal_IntPtr) npipe));
/* done */
rtl_uString_release(pname);
(*env)->MonitorExit(env, obj_this);
osl_freeSecurityHandle(psec);
return;
error:
switch (state)
{
case CREATED:
osl_closePipe(npipe);
osl_releasePipe(npipe);
case GOTNAME:
rtl_uString_release(pname);
case INMONITOR:
(*env)->MonitorExit(env, obj_this);
case START:
osl_freeSecurityHandle(psec);
default:
break;
}
return;
}