diff options
Diffstat (limited to 'source4/pidl/lib/Parse')
| -rw-r--r-- | source4/pidl/lib/Parse/Pidl/Samba4/Python.pm | 50 |
1 files changed, 34 insertions, 16 deletions
diff --git a/source4/pidl/lib/Parse/Pidl/Samba4/Python.pm b/source4/pidl/lib/Parse/Pidl/Samba4/Python.pm index b5ae801ff8..60d0dafc8a 100644 --- a/source4/pidl/lib/Parse/Pidl/Samba4/Python.pm +++ b/source4/pidl/lib/Parse/Pidl/Samba4/Python.pm @@ -21,7 +21,7 @@ $VERSION = '0.01'; sub new($) { my ($class) = @_; my $self = { res => "", res_hdr => "", tabs => "", constants => {}, - module_methods => [], module_objects => [], module_types => [], + module_methods => [], module_objects => [], ready_types => [], readycode => [] }; bless($self, $class); } @@ -108,7 +108,7 @@ sub FromUnionToPythonFunction($$$$) $self->indent; if ($e->{NAME}) { - $self->ConvertObjectToPython($mem_ctx, {}, $e, "$name->$e->{NAME}", "ret"); + $self->ConvertObjectToPython($mem_ctx, {}, $e, "$name->$e->{NAME}", "ret", "return NULL;"); } else { $self->pidl("ret = Py_None;"); } @@ -182,7 +182,7 @@ sub PythonStruct($$$$$$) $self->indent; $self->pidl("$cname *object = py_talloc_get_ptr(obj);"); $self->pidl("PyObject *py_$e->{NAME};"); - $self->ConvertObjectToPython("py_talloc_get_mem_ctx(obj)", $env, $e, $varname, "py_$e->{NAME}"); + $self->ConvertObjectToPython("py_talloc_get_mem_ctx(obj)", $env, $e, $varname, "py_$e->{NAME}", "return NULL;"); $self->pidl("return py_$e->{NAME};"); $self->deindent; $self->pidl("}"); @@ -383,7 +383,7 @@ sub PythonFunctionUnpackOut($$$) next if ($metadata_args->{out}->{$e->{NAME}}); my $py_name = "py_$e->{NAME}"; if (grep(/out/,@{$e->{DIRECTION}})) { - $self->ConvertObjectToPython("r", $env, $e, "r->out.$e->{NAME}", $py_name); + $self->ConvertObjectToPython("r", $env, $e, "r->out.$e->{NAME}", $py_name, "return NULL;"); if ($result_size > 1) { $self->pidl("PyTuple_SetItem(result, $i, $py_name);"); $i++; @@ -792,7 +792,13 @@ sub register_module_typeobject($$$) $self->register_module_object($name, "(PyObject *)$py_name"); - push (@{$self->{module_types}}, [$name, $py_name]) + $self->check_ready_type($py_name); +} + +sub check_ready_type($$) +{ + my ($self, $py_name) = @_; + push (@{$self->{ready_types}}, $py_name) unless (grep(/^$py_name$/,@{$self->{ready_types}})); } sub register_module_readycode($$) @@ -1026,14 +1032,24 @@ sub ConvertObjectToPythonData($$$$$) die("unknown type ".mapTypeName($ctype) . ": $cvar"); } -sub ConvertObjectToPythonLevel($$$$$) +sub fail_on_null($$$) { - my ($self, $mem_ctx, $env, $e, $l, $var_name, $py_var) = @_; + my ($self, $var, $fail) = @_; + $self->pidl("if ($var == NULL) {"); + $self->indent; + $self->pidl($fail); + $self->deindent; + $self->pidl("}"); +} + +sub ConvertObjectToPythonLevel($$$$$$) +{ + my ($self, $mem_ctx, $env, $e, $l, $var_name, $py_var, $fail) = @_; my $nl = GetNextLevel($e, $l); if ($l->{TYPE} eq "POINTER") { if ($nl->{TYPE} eq "DATA" and Parse::Pidl::Typelist::scalar_is_reference($nl->{DATA_TYPE})) { - $self->ConvertObjectToPythonLevel($var_name, $env, $e, $nl, $var_name, $py_var); + $self->ConvertObjectToPythonLevel($var_name, $env, $e, $nl, $var_name, $py_var, $fail); return; } if ($l->{POINTER_TYPE} ne "ref") { @@ -1044,7 +1060,7 @@ sub ConvertObjectToPythonLevel($$$$$) $self->pidl("} else {"); $self->indent; } - $self->ConvertObjectToPythonLevel($var_name, $env, $e, $nl, get_value_of($var_name), $py_var); + $self->ConvertObjectToPythonLevel($var_name, $env, $e, $nl, get_value_of($var_name), $py_var, $fail); if ($l->{POINTER_TYPE} ne "ref") { $self->deindent; $self->pidl("}"); @@ -1067,6 +1083,7 @@ sub ConvertObjectToPythonLevel($$$$$) $length = ParseExpr($length, $env, $e); $self->pidl("$py_var = PyList_New($length);"); + $self->fail_on_null($py_var, $fail); $self->pidl("{"); $self->indent; my $counter = "$e->{NAME}_cntr_$l->{LEVEL_INDEX}"; @@ -1075,7 +1092,7 @@ sub ConvertObjectToPythonLevel($$$$$) $self->indent; my $member_var = "py_$e->{NAME}_$l->{LEVEL_INDEX}"; $self->pidl("PyObject *$member_var;"); - $self->ConvertObjectToPythonLevel($var_name, $env, $e, GetNextLevel($e, $l), $var_name."[$counter]", $member_var); + $self->ConvertObjectToPythonLevel($var_name, $env, $e, GetNextLevel($e, $l), $var_name."[$counter]", $member_var, $fail); $self->pidl("PyList_SetItem($py_var, $counter, $member_var);"); $self->deindent; $self->pidl("}"); @@ -1086,6 +1103,8 @@ sub ConvertObjectToPythonLevel($$$$$) $var_name = get_pointer_to($var_name); my $switch = ParseExpr($l->{SWITCH_IS}, $env, $e); $self->pidl("$py_var = py_import_" . GetNextLevel($e, $l)->{DATA_TYPE} . "($mem_ctx, $switch, $var_name);"); + $self->fail_on_null($py_var, $fail); + } elsif ($l->{TYPE} eq "DATA") { if (not Parse::Pidl::Typelist::is_scalar($l->{DATA_TYPE})) { $var_name = get_pointer_to($var_name); @@ -1093,7 +1112,7 @@ sub ConvertObjectToPythonLevel($$$$$) my $conv = $self->ConvertObjectToPythonData($mem_ctx, $l->{DATA_TYPE}, $var_name); $self->pidl("$py_var = $conv;"); } elsif ($l->{TYPE} eq "SUBCONTEXT") { - $self->ConvertObjectToPythonLevel($mem_ctx, $env, $e, GetNextLevel($e, $l), $var_name, $py_var); + $self->ConvertObjectToPythonLevel($mem_ctx, $env, $e, GetNextLevel($e, $l), $var_name, $py_var, $fail); } else { die("Unknown level type $l->{TYPE} $var_name"); } @@ -1101,9 +1120,9 @@ sub ConvertObjectToPythonLevel($$$$$) sub ConvertObjectToPython($$$$$$) { - my ($self, $mem_ctx, $env, $ctype, $cvar, $py_var) = @_; + my ($self, $mem_ctx, $env, $ctype, $cvar, $py_var, $fail) = @_; - $self->ConvertObjectToPythonLevel($mem_ctx, $env, $ctype, $ctype->{LEVELS}[0], $cvar, $py_var); + $self->ConvertObjectToPythonLevel($mem_ctx, $env, $ctype, $ctype->{LEVELS}[0], $cvar, $py_var, $fail); } sub Parse($$$$$) @@ -1153,9 +1172,8 @@ sub Parse($$$$$) $self->pidl("PyObject *m;"); $self->pidl(""); - foreach (@{$self->{module_types}}) { - my ($object_name, $c_name) = @$_; - $self->pidl("if (PyType_Ready($c_name) < 0)"); + foreach (@{$self->{ready_types}}) { + $self->pidl("if (PyType_Ready($_) < 0)"); $self->pidl("\treturn;"); } |