From 491f0a8dec0223928f3cb317280a0d7449c025e4 Mon Sep 17 00:00:00 2001 From: Jelmer Vernooij Date: Sun, 25 May 2008 17:53:10 +0200 Subject: Use separate function for in argument parsing. (This used to be commit 737059795ce150066ff775909030eebc54b595d9) --- source4/pidl/lib/Parse/Pidl/Samba4/Python.pm | 159 +++++++++++++++++---------- 1 file changed, 102 insertions(+), 57 deletions(-) (limited to 'source4/pidl') diff --git a/source4/pidl/lib/Parse/Pidl/Samba4/Python.pm b/source4/pidl/lib/Parse/Pidl/Samba4/Python.pm index dbbdb6bca1..9cff4cd94b 100644 --- a/source4/pidl/lib/Parse/Pidl/Samba4/Python.pm +++ b/source4/pidl/lib/Parse/Pidl/Samba4/Python.pm @@ -323,25 +323,9 @@ sub get_metadata_var($) return undef; } -sub PythonFunctionBody($$$) +sub find_metadata_args($) { - my ($self, $fn, $iface, $prettyname) = @_; - - $self->pidl("dcerpc_InterfaceObject *iface = (dcerpc_InterfaceObject *)self;"); - $self->pidl("NTSTATUS status;"); - $self->pidl("TALLOC_CTX *mem_ctx = talloc_new(NULL);"); - $self->pidl("struct $fn->{NAME} *r = talloc_zero(mem_ctx, struct $fn->{NAME});"); - $self->pidl("PyObject *result = Py_None;"); - - my $env = GenerateFunctionInEnv($fn, "r->"); - my $result_size = 0; - - my $args_format = ""; - my $args_string = ""; - my $args_names = ""; - - my $signature = "S.$prettyname("; - + my ($fn) = @_; my $metadata_args = { in => {}, out => {} }; # Determine arguments that are metadata for other arguments (size_is/length_is) @@ -354,34 +338,37 @@ sub PythonFunctionBody($$$) } } + return $metadata_args; +} + +sub PythonFunctionBody($$$$$) +{ + my ($self, $fn, $iface, $prettyname, $infn, $insignature) = @_; + + $self->pidl("dcerpc_InterfaceObject *iface = (dcerpc_InterfaceObject *)self;"); + $self->pidl("NTSTATUS status;"); + $self->pidl("TALLOC_CTX *mem_ctx = talloc_new(NULL);"); + $self->pidl("struct $fn->{NAME} *r = talloc_zero(mem_ctx, struct $fn->{NAME});"); + $self->pidl("PyObject *result = Py_None;"); + + my $env = GenerateFunctionInEnv($fn, "r->"); + my $result_size = 0; + + my $signature = "S.$prettyname($insignature) -> "; + + my $metadata_args = find_metadata_args($fn); + foreach my $e (@{$fn->{ELEMENTS}}) { + next unless (grep(/out/,@{$e->{DIRECTION}})); next if (($metadata_args->{in}->{$e->{NAME}} and grep(/in/, @{$e->{DIRECTION}})) or ($metadata_args->{out}->{$e->{NAME}}) and grep(/out/, @{$e->{DIRECTION}})); $self->pidl("PyObject *py_$e->{NAME};"); - if (grep(/out/,@{$e->{DIRECTION}})) { - $result_size++; - } - if (grep(/in/,@{$e->{DIRECTION}})) { - $args_format .= "O"; - $args_string .= ", &py_$e->{NAME}"; - $args_names .= "\"$e->{NAME}\", "; - $signature .= "$e->{NAME}, "; - } - } - if (substr($signature, -2) eq ", ") { - $signature = substr($signature, 0, -2); + $result_size++; } - $signature.= ") -> "; - - $self->pidl("const char *kwnames[] = {"); - $self->indent; - $self->pidl($args_names . "NULL"); - $self->deindent; - $self->pidl("};"); - $self->pidl(""); - $self->pidl("if (!PyArg_ParseTupleAndKeywords(args, kwargs, \"$args_format:$fn->{NAME}\", discard_const_p(char *, kwnames)$args_string)) {"); + $self->pidl("if (!$infn(args, kwargs, r)) {"); $self->indent; + $self->pidl("talloc_free(mem_ctx);"); $self->pidl("return NULL;"); $self->deindent; $self->pidl("}"); @@ -391,23 +378,6 @@ sub PythonFunctionBody($$$) $result_size++ unless ($fn->{RETURN_TYPE} eq "WERROR" or $fn->{RETURN_TYPE} eq "NTSTATUS"); } - my $fail = "talloc_free(mem_ctx); return NULL;"; - foreach my $e (@{$fn->{ELEMENTS}}) { - next unless (grep(/in/,@{$e->{DIRECTION}})); - if ($metadata_args->{in}->{$e->{NAME}}) { - my $py_var = "py_".$metadata_args->{in}->{$e->{NAME}}; - $self->pidl("PY_CHECK_TYPE(PyList, $py_var, $fail);"); - my $val = "PyList_Size($py_var)"; - if ($e->{LEVELS}[0]->{TYPE} eq "POINTER") { - $self->pidl("r->in.$e->{NAME} = talloc_ptrtype(mem_ctx, r->in.$e->{NAME});"); - $self->pidl("*r->in.$e->{NAME} = $val;"); - } else { - $self->pidl("r->in.$e->{NAME} = $val;"); - } - } else { - $self->ConvertObjectFromPython($env, "mem_ctx", $e, "py_$e->{NAME}", "r->in.$e->{NAME}", $fail); - } - } $self->pidl("status = dcerpc_$fn->{NAME}(iface->pipe, mem_ctx, r);"); $self->pidl("if (NT_STATUS_IS_ERR(status)) {"); $self->indent; @@ -471,6 +441,74 @@ sub PythonFunctionBody($$$) return $signature; } +sub PythonFunctionParseIn($$$) +{ + my ($self, $fn, $fnname) = @_; + my $metadata_args = find_metadata_args($fn); + + my $infnname = "$fnname\_in"; + + $self->pidl("static bool $infnname(PyObject *args, PyObject *kwargs, struct $fn->{NAME} *r)"); + $self->pidl("{"); + $self->indent; + my $args_format = ""; + my $args_string = ""; + my $args_names = ""; + my $signature = ""; + + foreach my $e (@{$fn->{ELEMENTS}}) { + next unless (grep(/in/,@{$e->{DIRECTION}})); + next if (($metadata_args->{in}->{$e->{NAME}} and grep(/in/, @{$e->{DIRECTION}})) or + ($metadata_args->{out}->{$e->{NAME}}) and grep(/out/, @{$e->{DIRECTION}})); + $self->pidl("PyObject *py_$e->{NAME};"); + $args_format .= "O"; + $args_string .= ", &py_$e->{NAME}"; + $args_names .= "\"$e->{NAME}\", "; + $signature .= "$e->{NAME}, "; + } + if (substr($signature, -2) eq ", ") { + $signature = substr($signature, 0, -2); + } + $self->pidl("const char *kwnames[] = {"); + $self->indent; + $self->pidl($args_names . "NULL"); + $self->deindent; + $self->pidl("};"); + + $self->pidl(""); + $self->pidl("if (!PyArg_ParseTupleAndKeywords(args, kwargs, \"$args_format:$fn->{NAME}\", discard_const_p(char *, kwnames)$args_string)) {"); + $self->indent; + $self->pidl("return false;"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); + + my $env = GenerateFunctionOutEnv($fn, "r->"); + + my $fail = "return false;"; + foreach my $e (@{$fn->{ELEMENTS}}) { + next unless (grep(/in/,@{$e->{DIRECTION}})); + if ($metadata_args->{in}->{$e->{NAME}}) { + my $py_var = "py_".$metadata_args->{in}->{$e->{NAME}}; + $self->pidl("PY_CHECK_TYPE(PyList, $py_var, $fail);"); + my $val = "PyList_Size($py_var)"; + if ($e->{LEVELS}[0]->{TYPE} eq "POINTER") { + $self->pidl("r->in.$e->{NAME} = talloc_ptrtype(r, r->in.$e->{NAME});"); + $self->pidl("*r->in.$e->{NAME} = $val;"); + } else { + $self->pidl("r->in.$e->{NAME} = $val;"); + } + } else { + $self->ConvertObjectFromPython($env, "r", $e, "py_$e->{NAME}", "r->in.$e->{NAME}", $fail); + } + } + $self->pidl("return true;"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); + return ($infnname, $signature); +} + sub PythonFunction($$$) { my ($self, $fn, $iface, $prettyname) = @_; @@ -478,6 +516,13 @@ sub PythonFunction($$$) my $fnname = "py_$fn->{NAME}"; my $docstring = $self->DocString($fn, $fn->{NAME}); + my $insignature; + my $infn; + + if (not has_property($fn, "todo")) { + ($infn, $insignature) = $self->PythonFunctionParseIn($fn, $fnname); + } + $self->pidl("static PyObject *$fnname(PyObject *self, PyObject *args, PyObject *kwargs)"); $self->pidl("{"); $self->indent; @@ -486,7 +531,7 @@ sub PythonFunction($$$) $self->pidl("return NULL;"); unless ($docstring) { $docstring = "NULL"; } } else { - my $signature = $self->PythonFunctionBody($fn, $iface, $prettyname); + my $signature = $self->PythonFunctionBody($fn, $iface, $prettyname, $infn, $insignature); if ($docstring) { $docstring = "\"$signature\\n\\n\"$docstring"; -- cgit