diff options
Diffstat (limited to 'source4/pidl/lib/Parse/Pidl/Samba4/EJS.pm')
| -rw-r--r-- | source4/pidl/lib/Parse/Pidl/Samba4/EJS.pm | 874 |
1 files changed, 0 insertions, 874 deletions
diff --git a/source4/pidl/lib/Parse/Pidl/Samba4/EJS.pm b/source4/pidl/lib/Parse/Pidl/Samba4/EJS.pm deleted file mode 100644 index efb3f2858d..0000000000 --- a/source4/pidl/lib/Parse/Pidl/Samba4/EJS.pm +++ /dev/null @@ -1,874 +0,0 @@ -################################################### -# EJS function wrapper generator -# Copyright jelmer@samba.org 2005 -# Copyright Andrew Tridgell 2005 -# released under the GNU GPL - -package Parse::Pidl::Samba4::EJS; - -use Exporter; -@ISA = qw(Exporter); -@EXPORT_OK = qw(check_null_pointer fn_declare TypeFunctionName); - -use strict; -use Parse::Pidl::Typelist qw(typeHasBody); -use Parse::Pidl::CUtil qw(get_pointer_to get_value_of); -use Parse::Pidl::Util qw(has_property ParseExpr); -use Parse::Pidl::NDR qw(GetPrevLevel GetNextLevel); -use Parse::Pidl::Samba4::Header qw(GenerateStructEnv GenerateFunctionInEnv - GenerateFunctionOutEnv); - -use vars qw($VERSION); -$VERSION = '0.01'; - -sub new($) { - my ($class) = @_; - my $self = { res => "", res_hdr => "", tabs => "", constants => {}}; - bless($self, $class); -} - -sub pidl_hdr ($$) -{ - my $self = shift; - $self->{res_hdr} .= shift; -} - -sub pidl($$) -{ - my ($self, $d) = @_; - if ($d) { - $self->{res} .= $self->{tabs}; - $self->{res} .= $d; - } - $self->{res} .= "\n"; -} - -sub indent($) -{ - my ($self) = @_; - $self->{tabs} .= "\t"; -} - -sub deindent($) -{ - my ($self) = @_; - $self->{tabs} = substr($self->{tabs}, 0, -1); -} - -##################################################################### -# check that a variable we get from ParseExpr isn't a null pointer -sub check_null_pointer($$) -{ - my ($self, $size) = @_; - if ($size =~ /^\*/) { - my $size2 = substr($size, 1); - $self->pidl("if ($size2 == NULL) return NT_STATUS_INVALID_PARAMETER_MIX;"); - } -} - -##################################################################### -# work out is a parse function should be declared static or not -sub fn_declare($$$) -{ - my ($self,$fn,$decl) = @_; - - if (has_property($fn, "public")) { - $self->pidl_hdr("$decl;\n"); - $self->pidl("_PUBLIC_ $decl"); - } else { - $self->pidl("static $decl"); - } -} - -########################### -# pull a scalar element -sub EjsPullScalar($$$$$$$) -{ - my ($self, $e, $l, $var, $name, $env) = @_; - - return if (has_property($e, "value")); - - if (ref($e->{TYPE}) eq "HASH" and not defined($e->{TYPE}->{NAME})) { - $self->EjsTypePull($e->{TYPE}, $var); - } else { - my $pl = Parse::Pidl::NDR::GetPrevLevel($e, $l); - $var = get_pointer_to($var); - # have to handle strings specially :( - if (Parse::Pidl::Typelist::scalar_is_reference($e->{TYPE}) - and (defined($pl) and $pl->{TYPE} eq "POINTER")) { - $var = get_pointer_to($var); - } - - my $t; - if (ref($e->{TYPE}) eq "HASH") { - $t = "$e->{TYPE}->{TYPE}_$e->{TYPE}->{NAME}"; - } else { - $t = $e->{TYPE}; - } - $self->pidl("EJS_CHECK(ejs_pull_$t(ejs, v, $name, $var));"); - } -} - -########################### -# pull a pointer element -sub EjsPullPointer($$$$$$) -{ - my ($self, $e, $l, $var, $name, $env) = @_; - $self->pidl("if (ejs_pull_null(ejs, v, $name)) {"); - $self->indent; - if ($l->{POINTER_TYPE} eq "ref") { - $self->pidl("return NT_STATUS_INVALID_PARAMETER_MIX;"); - } else { - $self->pidl("$var = NULL;"); - } - $self->deindent; - $self->pidl("} else {"); - $self->indent; - $self->pidl("EJS_ALLOC(ejs, $var);"); - $var = get_value_of($var); - $self->EjsPullElement($e, GetNextLevel($e, $l), $var, $name, $env); - $self->deindent; - $self->pidl("}"); -} - -########################### -# pull a string element -sub EjsPullString($$$$$$) -{ - my ($self, $e, $l, $var, $name, $env) = @_; - my $pl = GetPrevLevel($e, $l); - $var = get_pointer_to($var); - if (defined($pl) and $pl->{TYPE} eq "POINTER") { - $var = get_pointer_to($var); - } - $self->pidl("EJS_CHECK(ejs_pull_string(ejs, v, $name, $var));"); -} - -########################### -# pull an array element -sub EjsPullArray($$$$$$) -{ - my ($self, $e, $l, $var, $name, $env) = @_; - my $nl = GetNextLevel($e, $l); - my $length = ParseExpr($l->{LENGTH_IS}, $env, $e); - my $size = ParseExpr($l->{SIZE_IS}, $env, $e); - my $pl = GetPrevLevel($e, $l); - if ($pl && $pl->{TYPE} eq "POINTER") { - $var = get_pointer_to($var); - } - # uint8 arrays are treated as data blobs - if ($nl->{TYPE} eq 'DATA' && $e->{TYPE} eq 'uint8') { - if (!$l->{IS_FIXED}) { - $self->check_null_pointer($size); - $self->pidl("EJS_ALLOC_N(ejs, $var, $size);"); - } - $self->check_null_pointer($length); - $self->pidl("ejs_pull_array_uint8(ejs, v, $name, $var, $length);"); - return; - } - my $avar = $var . "[i]"; - $self->pidl("{"); - $self->indent; - $self->pidl("uint32_t i;"); - if (!$l->{IS_FIXED}) { - $self->pidl("EJS_ALLOC_N(ejs, $var, $size);"); - } - $self->pidl("for (i=0;i<$length;i++) {"); - $self->indent; - $self->pidl("char *id = talloc_asprintf(ejs, \"%s.%u\", $name, i);"); - $self->EjsPullElement($e, $nl, $avar, "id", $env); - $self->pidl("talloc_free(id);"); - $self->deindent; - $self->pidl("}"); - $self->pidl("ejs_push_uint32(ejs, v, $name \".length\", &i);"); - $self->deindent; - $self->pidl("}"); -} - -########################### -# pull a switch element -sub EjsPullSwitch($$$$$$) -{ - my ($self, $e, $l, $var, $name, $env) = @_; - my $switch_var = ParseExpr($l->{SWITCH_IS}, $env, $e); - $self->pidl("ejs_set_switch(ejs, $switch_var);"); - $self->EjsPullElement($e, GetNextLevel($e, $l), $var, $name, $env); -} - -########################### -# pull a structure element -sub EjsPullElement($$$$$$) -{ - my ($self, $e, $l, $var, $name, $env) = @_; - if (($l->{TYPE} eq "POINTER")) { - $self->EjsPullPointer($e, $l, $var, $name, $env); - } elsif (has_property($e, "charset")) { - $self->EjsPullString($e, $l, $var, $name, $env); - } elsif ($l->{TYPE} eq "ARRAY") { - $self->EjsPullArray($e, $l, $var, $name, $env); - } elsif ($l->{TYPE} eq "DATA") { - $self->EjsPullScalar($e, $l, $var, $name, $env); - } elsif (($l->{TYPE} eq "SWITCH")) { - $self->EjsPullSwitch($e, $l, $var, $name, $env); - } else { - $self->pidl("return ejs_panic(ejs, \"unhandled pull type $l->{TYPE}\");"); - } -} - -############################################# -# pull a structure/union element at top level -sub EjsPullElementTop($$$) -{ - my ($self, $e, $env) = @_; - my $l = $e->{LEVELS}[0]; - my $var = ParseExpr($e->{NAME}, $env, $e); - my $name = "\"$e->{NAME}\""; - $self->EjsPullElement($e, $l, $var, $name, $env); -} - -########################### -# pull a struct -sub EjsStructPull($$$) -{ - my ($self, $d, $varname) = @_; - my $env = GenerateStructEnv($d, $varname); - $self->pidl("EJS_CHECK(ejs_pull_struct_start(ejs, &v, name));"); - foreach my $e (@{$d->{ELEMENTS}}) { - $self->EjsPullElementTop($e, $env); - } -} - -########################### -# pull a union -sub EjsUnionPull($$$) -{ - my ($self, $d, $varname) = @_; - my $have_default = 0; - $self->pidl("EJS_CHECK(ejs_pull_struct_start(ejs, &v, name));"); - $self->pidl("switch (ejs->switch_var) {"); - $self->indent; - foreach my $e (@{$d->{ELEMENTS}}) { - if ($e->{CASE} eq "default") { - $have_default = 1; - } - $self->pidl("$e->{CASE}:"); - $self->indent; - if ($e->{TYPE} ne "EMPTY") { - $self->EjsPullElementTop($e, { $e->{NAME} => "$varname->$e->{NAME}"}); - } - $self->pidl("break;"); - $self->deindent; - } - if (! $have_default) { - $self->pidl("default:"); - $self->indent; - $self->pidl("return ejs_panic(ejs, \"Bad switch value\");"); - $self->deindent; - } - $self->deindent; - $self->pidl("}"); -} - -############################################## -# put the enum elements in the constants array -sub EjsEnumConstant($$) -{ - my ($self, $d) = @_; - return unless (defined($d->{ELEMENTS})); - my $v = 0; - foreach my $e (@{$d->{ELEMENTS}}) { - my $el = $e; - chomp $el; - if ($el =~ /^(.*)=\s*(.*)\s*$/) { - $el = $1; - $v = $2; - } - $self->{constants}->{$el} = $v; - $v++; - } -} - -########################### -# pull a enum -sub EjsEnumPull($$$) -{ - my ($self, $d, $varname) = @_; - $self->EjsEnumConstant($d); - $self->pidl("unsigned e;"); - $self->pidl("EJS_CHECK(ejs_pull_enum(ejs, v, name, &e));"); - $self->pidl("*$varname = e;"); -} - -########################### -# pull a bitmap -sub EjsBitmapPull($$$) -{ - my ($self, $d, $varname) = @_; - my $type_fn = $d->{BASE_TYPE}; - $self->pidl("EJS_CHECK(ejs_pull_$type_fn(ejs, v, name, $varname));"); -} - -sub EjsTypePullFunction($$$) -{ - sub EjsTypePullFunction($$$); - my ($self, $d, $name) = @_; - return if (has_property($d, "noejs")); - - if ($d->{TYPE} eq "TYPEDEF") { - $self->EjsTypePullFunction($d->{DATA}, $name); - return; - } - - if ($d->{TYPE} eq "STRUCT") { - $self->fn_declare($d, "NTSTATUS ejs_pull_$name(struct ejs_rpc *ejs, struct MprVar *v, const char *name, struct $name *r)"); - } elsif ($d->{TYPE} eq "UNION") { - $self->fn_declare($d, "NTSTATUS ejs_pull_$name(struct ejs_rpc *ejs, struct MprVar *v, const char *name, union $name *r)"); - } elsif ($d->{TYPE} eq "ENUM") { - $self->fn_declare($d, "NTSTATUS ejs_pull_$name(struct ejs_rpc *ejs, struct MprVar *v, const char *name, enum $name *r)"); - } elsif ($d->{TYPE} eq "BITMAP") { - my($type_decl) = Parse::Pidl::Typelist::mapTypeName($d->{BASE_TYPE}); - $self->fn_declare($d, "NTSTATUS ejs_pull_$name(struct ejs_rpc *ejs, struct MprVar *v, const char *name, $type_decl *r)"); - } - $self->pidl("{"); - $self->indent; - - $self->EjsTypePull($d, "r"); - - $self->pidl("return NT_STATUS_OK;"); - $self->deindent; - $self->pidl("}\n"); -} - -sub EjsTypePull($$$) -{ - my ($self, $d, $varname) = @_; - if ($d->{TYPE} eq 'STRUCT') { - $self->EjsStructPull($d, $varname); - } elsif ($d->{TYPE} eq 'UNION') { - $self->EjsUnionPull($d, $varname); - } elsif ($d->{TYPE} eq 'ENUM') { - $self->EjsEnumPull($d, $varname); - } elsif ($d->{TYPE} eq 'BITMAP') { - $self->EjsBitmapPull($d, $varname); - } else { - warn "Unhandled pull $varname of type $d->{TYPE}"; - } -} - -##################### -# generate a function -sub EjsPullFunction($$) -{ - my ($self, $d) = @_; - my $env = GenerateFunctionInEnv($d); - my $name = $d->{NAME}; - - $self->pidl("\nstatic NTSTATUS ejs_pull_$name(struct ejs_rpc *ejs, struct MprVar *v, struct $name *r)"); - $self->pidl("{"); - $self->indent; - $self->pidl("EJS_CHECK(ejs_pull_struct_start(ejs, &v, \"input\"));"); - - # we pull non-array elements before array elements as arrays - # may have length_is() or size_is() properties that depend - # on the non-array elements - foreach my $e (@{$d->{ELEMENTS}}) { - next unless (grep(/in/, @{$e->{DIRECTION}})); - next if (has_property($e, "length_is") || has_property($e, "size_is")); - $self->EjsPullElementTop($e, $env); - } - - foreach my $e (@{$d->{ELEMENTS}}) { - next unless (grep(/in/, @{$e->{DIRECTION}})); - next unless (has_property($e, "length_is") || has_property($e, "size_is")); - $self->EjsPullElementTop($e, $env); - } - - $self->pidl("return NT_STATUS_OK;"); - $self->deindent; - $self->pidl("}\n"); -} - -########################### -# push a scalar element -sub EjsPushScalar($$$$$$) -{ - my ($self, $e, $l, $var, $name, $env) = @_; - - if (ref($e->{TYPE}) eq "HASH" and not defined($e->{TYPE}->{NAME})) { - $self->EjsTypePush($e->{TYPE}, get_pointer_to($var)); - } else { - # have to handle strings specially :( - my $pl = GetPrevLevel($e, $l); - - if ((not Parse::Pidl::Typelist::scalar_is_reference($e->{TYPE})) - or (defined($pl) and $pl->{TYPE} eq "POINTER")) { - $var = get_pointer_to($var); - } - - $self->pidl("EJS_CHECK(".TypeFunctionName("ejs_push", $e->{TYPE})."(ejs, v, $name, $var));"); - } -} - -########################### -# push a string element -sub EjsPushString($$$$$$) -{ - my ($self, $e, $l, $var, $name, $env) = @_; - my $pl = GetPrevLevel($e, $l); - if (defined($pl) and $pl->{TYPE} eq "POINTER") { - $var = get_pointer_to($var); - } - $self->pidl("EJS_CHECK(ejs_push_string(ejs, v, $name, $var));"); -} - -########################### -# push a pointer element -sub EjsPushPointer($$$$$$) -{ - my ($self, $e, $l, $var, $name, $env) = @_; - $self->pidl("if (NULL == $var) {"); - $self->indent; - if ($l->{POINTER_TYPE} eq "ref") { - $self->pidl("return NT_STATUS_INVALID_PARAMETER_MIX;"); - } else { - $self->pidl("EJS_CHECK(ejs_push_null(ejs, v, $name));"); - } - $self->deindent; - $self->pidl("} else {"); - $self->indent; - $var = get_value_of($var); - $self->EjsPushElement($e, GetNextLevel($e, $l), $var, $name, $env); - $self->deindent; - $self->pidl("}"); -} - -########################### -# push a switch element -sub EjsPushSwitch($$$$$$) -{ - my ($self, $e, $l, $var, $name, $env) = @_; - my $switch_var = ParseExpr($l->{SWITCH_IS}, $env, $e); - $self->pidl("ejs_set_switch(ejs, $switch_var);"); - $self->EjsPushElement($e, GetNextLevel($e, $l), $var, $name, $env); -} - -########################### -# push an array element -sub EjsPushArray($$$$$$) -{ - my ($self, $e, $l, $var, $name, $env) = @_; - my $nl = GetNextLevel($e, $l); - my $length = ParseExpr($l->{LENGTH_IS}, $env, $e); - my $pl = GetPrevLevel($e, $l); - if ($pl && $pl->{TYPE} eq "POINTER") { - $var = get_pointer_to($var); - } - # uint8 arrays are treated as data blobs - if ($nl->{TYPE} eq 'DATA' && $e->{TYPE} eq 'uint8') { - $self->check_null_pointer($length); - $self->pidl("ejs_push_array_uint8(ejs, v, $name, $var, $length);"); - return; - } - my $avar = $var . "[i]"; - $self->pidl("{"); - $self->indent; - $self->pidl("uint32_t i;"); - $self->pidl("for (i=0;i<$length;i++) {"); - $self->indent; - $self->pidl("const char *id = talloc_asprintf(ejs, \"%s.%u\", $name, i);"); - $self->EjsPushElement($e, $nl, $avar, "id", $env); - $self->deindent; - $self->pidl("}"); - $self->pidl("ejs_push_uint32(ejs, v, $name \".length\", &i);"); - $self->deindent; - $self->pidl("}"); -} - -################################ -# push a structure/union element -sub EjsPushElement($$$$$$) -{ - my ($self, $e, $l, $var, $name, $env) = @_; - if (($l->{TYPE} eq "POINTER")) { - $self->EjsPushPointer($e, $l, $var, $name, $env); - } elsif (has_property($e, "charset")) { - $self->EjsPushString($e, $l, $var, $name, $env); - } elsif ($l->{TYPE} eq "ARRAY") { - $self->EjsPushArray($e, $l, $var, $name, $env); - } elsif ($l->{TYPE} eq "DATA") { - $self->EjsPushScalar($e, $l, $var, $name, $env); - } elsif (($l->{TYPE} eq "SWITCH")) { - $self->EjsPushSwitch($e, $l, $var, $name, $env); - } else { - $self->pidl("return ejs_panic(ejs, \"unhandled push type $l->{TYPE}\");"); - } -} - -############################################# -# push a structure/union element at top level -sub EjsPushElementTop($$$) -{ - my ($self, $e, $env) = @_; - my $l = $e->{LEVELS}[0]; - my $var = ParseExpr($e->{NAME}, $env, $e); - my $name = "\"$e->{NAME}\""; - $self->EjsPushElement($e, $l, $var, $name, $env); -} - -########################### -# push a struct -sub EjsStructPush($$$) -{ - my ($self, $d, $varname) = @_; - my $env = GenerateStructEnv($d, $varname); - $self->pidl("EJS_CHECK(ejs_push_struct_start(ejs, &v, name));"); - foreach my $e (@{$d->{ELEMENTS}}) { - $self->EjsPushElementTop($e, $env); - } -} - -########################### -# push a union -sub EjsUnionPush($$$) -{ - my ($self, $d, $varname) = @_; - my $have_default = 0; - $self->pidl("EJS_CHECK(ejs_push_struct_start(ejs, &v, name));"); - $self->pidl("switch (ejs->switch_var) {"); - $self->indent; - foreach my $e (@{$d->{ELEMENTS}}) { - if ($e->{CASE} eq "default") { - $have_default = 1; - } - $self->pidl("$e->{CASE}:"); - $self->indent; - if ($e->{TYPE} ne "EMPTY") { - $self->EjsPushElementTop($e, { $e->{NAME} => "$varname->$e->{NAME}"} ); - } - $self->pidl("break;"); - $self->deindent; - } - if (! $have_default) { - $self->pidl("default:"); - $self->indent; - $self->pidl("return ejs_panic(ejs, \"Bad switch value\");"); - $self->deindent; - } - $self->deindent; - $self->pidl("}"); -} - -########################### -# push a enum -sub EjsEnumPush($$$) -{ - my ($self, $d, $varname) = @_; - $self->EjsEnumConstant($d); - $self->pidl("unsigned e = ".get_value_of($varname).";"); - $self->pidl("EJS_CHECK(ejs_push_enum(ejs, v, name, &e));"); -} - -########################### -# push a bitmap -sub EjsBitmapPush($$$) -{ - my ($self, $d, $varname) = @_; - return unless (defined($d->{ELEMENTS})); - my $type_fn = $d->{BASE_TYPE}; - # put the bitmap elements in the constants array - foreach my $e (@{$d->{ELEMENTS}}) { - if ($e =~ /^(\w*)\s*(.*)\s*$/) { - my $bname = $1; - my $v = $2; - $self->{constants}->{$bname} = $v; - } - } - $self->pidl("EJS_CHECK(ejs_push_$type_fn(ejs, v, name, $varname));"); -} - -sub EjsTypePushFunction($$$) -{ - sub EjsTypePushFunction($$$); - my ($self, $d, $name) = @_; - return if (has_property($d, "noejs")); - - my $var = undef; - my $dt = $d; - if ($dt->{TYPE} eq "TYPEDEF") { - $dt = $dt->{DATA}; - } - if ($dt->{TYPE} eq "STRUCT") { - $var = "const struct $name *r"; - } elsif ($dt->{TYPE} eq "UNION") { - $var = "const union $name *r"; - } elsif ($dt->{TYPE} eq "ENUM") { - $var = "const enum $name *r"; - } elsif ($dt->{TYPE} eq "BITMAP") { - my($type_decl) = Parse::Pidl::Typelist::mapTypeName($dt->{BASE_TYPE}); - $var = "const $type_decl *r"; - } - $self->fn_declare($d, "NTSTATUS ".TypeFunctionName("ejs_push", $d) . "(struct ejs_rpc *ejs, struct MprVar *v, const char *name, $var)"); - $self->pidl("{"); - $self->indent; - $self->EjsTypePush($d, "r"); - $self->pidl("return NT_STATUS_OK;"); - $self->deindent; - $self->pidl("}\n"); -} - -sub EjsTypePush($$$) -{ - sub EjsTypePush($$$); - my ($self, $d, $varname) = @_; - - if ($d->{TYPE} eq 'STRUCT') { - $self->EjsStructPush($d, $varname); - } elsif ($d->{TYPE} eq 'UNION') { - $self->EjsUnionPush($d, $varname); - } elsif ($d->{TYPE} eq 'ENUM') { - $self->EjsEnumPush($d, $varname); - } elsif ($d->{TYPE} eq 'BITMAP') { - $self->EjsBitmapPush($d, $varname); - } elsif ($d->{TYPE} eq 'TYPEDEF') { - $self->EjsTypePush($d->{DATA}, $varname); - } else { - warn "Unhandled push $varname of type $d->{TYPE}"; - } -} - -##################### -# generate a function -sub EjsPushFunction($$) -{ - my ($self, $d) = @_; - my $env = GenerateFunctionOutEnv($d); - - $self->pidl("\nstatic NTSTATUS ejs_push_$d->{NAME}(struct ejs_rpc *ejs, struct MprVar *v, const struct $d->{NAME} *r)"); - $self->pidl("{"); - $self->indent; - $self->pidl("EJS_CHECK(ejs_push_struct_start(ejs, &v, \"output\"));"); - - foreach my $e (@{$d->{ELEMENTS}}) { - next unless (grep(/out/, @{$e->{DIRECTION}})); - $self->EjsPushElementTop($e, $env); - } - - if ($d->{RETURN_TYPE}) { - $self->pidl("EJS_CHECK(".TypeFunctionName("ejs_push", $d->{RETURN_TYPE})."(ejs, v, \"result\", &r->out.result));"); - } - - $self->pidl("return NT_STATUS_OK;"); - $self->deindent; - $self->pidl("}\n"); -} - -################################# -# generate a ejs mapping function -sub EjsFunction($$$) -{ - my ($self, $d, $iface) = @_; - my $name = $d->{NAME}; - my $callnum = uc("NDR_$name"); - my $table = "&ndr_table_$iface"; - - $self->pidl("static int ejs_$name(int eid, int argc, struct MprVar **argv)"); - $self->pidl("{"); - $self->indent; - $self->pidl("return ejs_rpc_call(eid, argc, argv, $table, $callnum, (ejs_pull_function_t)ejs_pull_$name, (ejs_push_function_t)ejs_push_$name);"); - $self->deindent; - $self->pidl("}\n"); -} - -################### -# handle a constant -sub EjsConst($$) -{ - my ($self, $const) = @_; - $self->{constants}->{$const->{NAME}} = $const->{VALUE}; -} - -sub EjsImport -{ - my $self = shift; - my @imports = @_; - foreach (@imports) { - s/\.idl\"$//; - s/^\"//; - $self->pidl_hdr("#include \"librpc/gen_ndr/ndr_$_\_ejs\.h\"\n"); - } -} - -##################################################################### -# parse the interface definitions -sub EjsInterface($$$) -{ - my($self,$interface,$needed) = @_; - my @fns = (); - my $name = $interface->{NAME}; - - $self->pidl_hdr("#ifndef _HEADER_EJS_$interface->{NAME}\n"); - $self->pidl_hdr("#define _HEADER_EJS_$interface->{NAME}\n\n"); - - $self->pidl_hdr("\n"); - - foreach my $d (@{$interface->{TYPES}}) { - next unless (typeHasBody($d)); - ($needed->{TypeFunctionName("ejs_push", $d)}) && $self->EjsTypePushFunction($d, $d->{NAME}); - ($needed->{TypeFunctionName("ejs_pull", $d)}) && $self->EjsTypePullFunction($d, $d->{NAME}); - } - - foreach my $d (@{$interface->{FUNCTIONS}}) { - next if not defined($d->{OPNUM}); - next if has_property($d, "noejs"); - - $self->EjsPullFunction($d); - $self->EjsPushFunction($d); - $self->EjsFunction($d, $name); - - push (@fns, $d->{NAME}); - } - - foreach my $d (@{$interface->{CONSTS}}) { - $self->EjsConst($d); - } - - $self->pidl("static int ejs_$name\_init(int eid, int argc, struct MprVar **argv)"); - $self->pidl("{"); - $self->indent; - $self->pidl("struct MprVar *obj = mprInitObject(eid, \"$name\", argc, argv);"); - foreach (@fns) { - $self->pidl("mprSetCFunction(obj, \"$_\", ejs_$_);"); - } - foreach my $v (keys %{$self->{constants}}) { - my $value = $self->{constants}->{$v}; - if (substr($value, 0, 1) eq "\"") { - $self->pidl("mprSetVar(obj, \"$v\", mprString($value));"); - } else { - $self->pidl("mprSetVar(obj, \"$v\", mprCreateNumberVar($value));"); - } - } - $self->pidl("return ejs_rpc_init(obj, \"$name\");"); - $self->deindent; - $self->pidl("}\n"); - - $self->pidl("NTSTATUS ejs_init_$name(void)"); - $self->pidl("{"); - $self->indent; - $self->pidl("ejsDefineCFunction(-1, \"$name\_init\", ejs_$name\_init, NULL, MPR_VAR_SCRIPT_HANDLE);"); - $self->pidl("return NT_STATUS_OK;"); - $self->deindent; - $self->pidl("}"); - - $self->pidl_hdr("\n"); - $self->pidl_hdr("#endif /* _HEADER_EJS_$interface->{NAME} */\n"); -} - -##################################################################### -# parse a parsed IDL into a C header -sub Parse($$$) -{ - my($self,$ndr,$hdr) = @_; - - my $ejs_hdr = $hdr; - $ejs_hdr =~ s/.h$/_ejs.h/; - - $self->pidl_hdr("/* header auto-generated by pidl */\n\n"); - - $self->pidl(" -/* EJS wrapper functions auto-generated by pidl */ -#include \"includes.h\" -#include \"librpc/rpc/dcerpc.h\" -#include \"lib/appweb/ejs/ejs.h\" -#include \"scripting/ejs/ejsrpc.h\" -#include \"scripting/ejs/smbcalls.h\" -#include \"librpc/gen_ndr/ndr_misc_ejs.h\" -#include \"$hdr\" -#include \"$ejs_hdr\" - -"); - - my %needed = (); - - foreach my $x (@{$ndr}) { - ($x->{TYPE} eq "INTERFACE") && NeededInterface($x, \%needed); - } - - foreach my $x (@$ndr) { - ($x->{TYPE} eq "INTERFACE") && $self->EjsInterface($x, \%needed); - ($x->{TYPE} eq "IMPORT") && $self->EjsImport(@{$x->{PATHS}}); - } - - return ($self->{res_hdr}, $self->{res}); -} - -sub NeededFunction($$) -{ - my ($fn,$needed) = @_; - - $needed->{"ejs_pull_$fn->{NAME}"} = 1; - $needed->{"ejs_push_$fn->{NAME}"} = 1; - - foreach (@{$fn->{ELEMENTS}}) { - next if (has_property($_, "subcontext")); #FIXME: Support subcontexts - if (grep(/in/, @{$_->{DIRECTION}})) { - $needed->{TypeFunctionName("ejs_pull", $_->{TYPE})} = 1; - } - if (grep(/out/, @{$_->{DIRECTION}})) { - $needed->{TypeFunctionName("ejs_push", $_->{TYPE})} = 1; - } - } -} - -sub NeededType($$$) -{ - sub NeededType($$$); - my ($t,$needed,$req) = @_; - - NeededType($t->{DATA}, $needed, $req) if ($t->{TYPE} eq "TYPEDEF"); - - return unless (($t->{TYPE} eq "STRUCT") or ($t->{TYPE} eq "UNION")); - - return unless(typeHasBody($t)); - - foreach (@{$t->{ELEMENTS}}) { - next if (has_property($_, "subcontext")); #FIXME: Support subcontexts - my $n; - if (ref($_->{TYPE}) ne "HASH" or defined($_->{TYPE}->{NAME})) { - $needed->{TypeFunctionName("ejs_$req", $_->{TYPE})} = 1; - } - NeededType($_->{TYPE}, $needed, $req) if (ref($_->{TYPE}) eq "HASH"); - } -} - -##################################################################### -# work out what parse functions are needed -sub NeededInterface($$) -{ - my ($interface,$needed) = @_; - - NeededFunction($_, $needed) foreach (@{$interface->{FUNCTIONS}}); - - foreach (reverse @{$interface->{TYPES}}) { - if (has_property($_, "public")) { - $needed->{TypeFunctionName("ejs_pull", $_)} = not has_property($_, "noejs"); - $needed->{TypeFunctionName("ejs_push", $_)} = not has_property($_, "noejs"); - } - - NeededType($_, $needed, "pull") if ($needed->{TypeFunctionName("ejs_pull", $_)}); - NeededType($_, $needed, "push") if ($needed->{TypeFunctionName("ejs_push", $_)}); - } -} - -sub TypeFunctionName($$) -{ - my ($prefix, $t) = @_; - - return "$prefix\_$t->{NAME}" if (ref($t) eq "HASH" and - $t->{TYPE} eq "TYPEDEF"); - return "$prefix\_$t->{TYPE}_$t->{NAME}" if (ref($t) eq "HASH"); - return "$prefix\_$t"; -} - - - -1; |