bool ChannelData::canWrite() const {
// Duplicated in Data::CanWriteValue().
return amIn()
&& (canPublish()
|| (!isBroadcast()
&& !restricted(Restriction::f_send_messages)));
}
static int
func_set_code(PyFunctionObject *op, PyObject *value)
{
PyObject *tmp;
Py_ssize_t nfree, nclosure;
if (restricted())
return -1;
/* Not legal to del f.func_code or to set it to anything
* other than a code object. */
if (value == NULL || !PyCode_Check(value)) {
PyErr_SetString(PyExc_TypeError,
"__code__ must be set to a code object");
return -1;
}
nfree = PyCode_GetNumFree((PyCodeObject *)value);
nclosure = (op->func_closure == NULL ? 0 :
PyTuple_GET_SIZE(op->func_closure));
if (nclosure != nfree) {
PyErr_Format(PyExc_ValueError,
"%s() requires a code object with %zd free vars,"
" not %zd",
PyString_AsString(op->func_name),
nclosure, nfree);
return -1;
}
tmp = op->func_code;
Py_INCREF(value);
op->func_code = value;
Py_DECREF(tmp);
return 0;
}
static int
func_set_dict(PyFunctionObject *op, PyObject *value)
{
PyObject *tmp;
if (restricted())
return -1;
/* It is illegal to del f.func_dict */
if (value == NULL) {
PyErr_SetString(PyExc_TypeError,
"function's dictionary may not be deleted");
return -1;
}
/* Can only set func_dict to a dictionary */
if (!PyDict_Check(value)) {
PyErr_SetString(PyExc_TypeError,
"setting function's dictionary to a non-dict");
return -1;
}
tmp = op->func_dict;
Py_INCREF(value);
op->func_dict = value;
Py_XDECREF(tmp);
return 0;
}
static int
func_set_defaults(PyFunctionObject *op, PyObject *value)
{
PyObject *tmp;
if (restricted())
return -1;
/* Legal to del f.func_defaults.
* Can only set func_defaults to NULL or a tuple. */
if (value == Py_None)
value = NULL;
if (value != NULL && !PyTuple_Check(value)) {
PyErr_SetString(PyExc_TypeError,
"__defaults__ must be set to a tuple object");
return -1;
}
env(-1);
jobject jFunc = JyNI_JythonPyObject_FromPyObject(op);
jobject jDefaults = JyNI_JythonPyObject_FromPyObject(value);
(*env)->CallObjectMethod(env, jFunc, pyFunctionSetFuncDefaults, jDefaults);
if ((*env)->ExceptionCheck(env))
{
jputs("Exception in func_set_defaults");
(*env)->ExceptionClear(env);
return -1;
}
tmp = op->func_defaults;
Py_XINCREF(value);
op->func_defaults = value;
updateJyGCHeadLink(op, AS_JY_WITH_GC(op), func_defaults_gcindex,
value, AS_JY_WITH_GC(value));
Py_XDECREF(tmp);
return 0;
}
void Server::aggregate (const std::string & survey_in)
{
Structure survey;
survey.load(survey_in);
if (POMAGMA_DEBUG_LEVEL > 1) {
survey.validate();
}
compact(m_structure);
if (POMAGMA_DEBUG_LEVEL > 1) {
m_structure.validate();
}
DenseSet defined = restricted(survey.signature(), m_structure.signature());
size_t total_dim =
m_structure.carrier().item_count() + defined.count_items();
if (m_structure.carrier().item_dim() < total_dim) {
m_structure.resize(total_dim);
if (POMAGMA_DEBUG_LEVEL > 1) {
m_structure.validate();
}
}
pomagma::aggregate(m_structure, survey, defined);
if (POMAGMA_DEBUG_LEVEL > 1) {
m_structure.validate();
}
}
static PyObject *
func_get_code(PyFunctionObject *op)
{
if (restricted())
return NULL;
Py_INCREF(op->func_code);
return op->func_code;
}
/* Return pointer to copy of shell command in the command buffer */
static const char * get_shell_command( const char ** const ibufpp )
{
static char * buf = 0;
static int bufsz = 0;
static char * shcmd = 0; /* shell command buffer */
static int shcmdsz = 0; /* shell command buffer size */
static int shcmdlen = 0; /* shell command length */
const char * p; /* substitution char pointer */
int i = 0, len;
if( restricted() ) { set_error_msg( "Shell access restricted" ); return 0; }
if( !get_extended_line( ibufpp, &len, true ) ) return 0;
p = *ibufpp;
if( !resize_buffer( &buf, &bufsz, len + 1 ) ) return 0;
buf[i++] = '!'; /* prefix command w/ bang */
while( **ibufpp != '\n' )
{
if( **ibufpp == '!' )
{
if( p != *ibufpp )
{
if( !resize_buffer( &buf, &bufsz, i + 1 ) ) return 0;
buf[i++] = *(*ibufpp)++;
}
else if( !shcmd || ( traditional() && !*( shcmd + 1 ) ) )
{ set_error_msg( "No previous command" ); return 0; }
else
{
if( !resize_buffer( &buf, &bufsz, i + shcmdlen ) ) return 0;
for( p = shcmd + 1; p < shcmd + shcmdlen; ) buf[i++] = *p++;
p = (*ibufpp)++;
}
}
else if( **ibufpp == '%' )
{
if( !def_filename[0] )
{ set_error_msg( "No current filename" ); return 0; }
p = strip_escapes( def_filename );
len = strlen( p );
if( !resize_buffer( &buf, &bufsz, i + len ) ) return 0;
while( len-- ) buf[i++] = *p++;
p = (*ibufpp)++;
}
else
{
if( !resize_buffer( &buf, &bufsz, i + 2 ) ) return 0;
buf[i++] = **ibufpp;
if( *(*ibufpp)++ == '\\' ) buf[i++] = *(*ibufpp)++;
}
}
while( **ibufpp == '\n' ) ++*ibufpp; /* skip newline */
if( !resize_buffer( &shcmd, &shcmdsz, i + 1 ) ) return 0;
memcpy( shcmd, buf, i );
shcmdlen = i; shcmd[i] = 0;
if( *p == '!' || *p == '%' ) printf( "%s\n", shcmd + 1 );
return shcmd;
}
static PyObject *
func_get_defaults(PyFunctionObject *op)
{
if (restricted())
return NULL;
if (op->func_defaults == NULL) {
Py_INCREF(Py_None);
return Py_None;
}
Py_INCREF(op->func_defaults);
return op->func_defaults;
}
static PyObject *
func_get_dict(PyFunctionObject *op)
{
if (restricted())
return NULL;
if (op->func_dict == NULL) {
op->func_dict = PyDict_New();
if (op->func_dict == NULL)
return NULL;
}
Py_INCREF(op->func_dict);
return op->func_dict;
}
static int
func_set_code(PyFunctionObject *op, PyObject *value)
{
PyObject *tmp;
Py_ssize_t nfree, nclosure;
if (restricted())
return -1;
/* Not legal to del f.func_code or to set it to anything
* other than a code object. */
if (value == NULL || !PyCode_Check(value)) {
PyErr_SetString(PyExc_TypeError,
"__code__ must be set to a code object");
return -1;
}
nfree = PyCode_GetNumFree((PyCodeObject *)value);
nclosure = (op->func_closure == NULL ? 0 :
PyTuple_GET_SIZE(op->func_closure));
if (nclosure != nfree) {
PyErr_Format(PyExc_ValueError,
"%s() requires a code object with %zd free vars,"
" not %zd",
PyString_AsString(op->func_name),
nclosure, nfree);
return -1;
}
env(-1);
jobject jFunc = JyNI_JythonPyObject_FromPyObject(op);
jobject jCode = JyNI_JythonPyObject_FromPyObject(value);
(*env)->CallObjectMethod(env, jFunc, pyFunctionSetCode, jCode);
if ((*env)->ExceptionCheck(env))
{
jputs("Exception in func_set_code");
(*env)->ExceptionClear(env);
return -1;
}
tmp = op->func_code;
Py_INCREF(value);
op->func_code = value;
updateJyGCHeadLink(op, AS_JY_WITH_GC(op), func_code_gcindex,
value, AS_JY_NO_GC(value));
Py_DECREF(tmp);
return 0;
}
static int
func_set_name(PyFunctionObject *op, PyObject *value)
{
PyObject *tmp;
if (restricted())
return -1;
/* Not legal to del f.func_name or to set it to anything
* other than a string object. */
if (value == NULL || !PyString_Check(value)) {
PyErr_SetString(PyExc_TypeError,
"__name__ must be set to a string object");
return -1;
}
tmp = op->func_name;
Py_INCREF(value);
op->func_name = value;
Py_DECREF(tmp);
return 0;
}
static int
func_set_defaults(PyFunctionObject *op, PyObject *value)
{
PyObject *tmp;
if (restricted())
return -1;
/* Legal to del f.func_defaults.
* Can only set func_defaults to NULL or a tuple. */
if (value == Py_None)
value = NULL;
if (value != NULL && !PyTuple_Check(value)) {
PyErr_SetString(PyExc_TypeError,
"__defaults__ must be set to a tuple object");
return -1;
}
tmp = op->func_defaults;
Py_XINCREF(value);
op->func_defaults = value;
Py_XDECREF(tmp);
return 0;
}
