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author | Jelmer Vernooij <jelmer@samba.org> | 2008-09-17 17:12:27 +0200 |
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committer | Jelmer Vernooij <jelmer@samba.org> | 2008-09-17 17:12:27 +0200 |
commit | 79190992b3820cd028c961c48bdea9b35baf13c9 (patch) | |
tree | 0de851669d98f04e947d20349d96723462cd1eb0 /pidl/lib/Parse/Pidl/Samba3 | |
parent | 3b5330e9094ecf0be94d3dbea744de140ec55e19 (diff) | |
download | samba-79190992b3820cd028c961c48bdea9b35baf13c9.tar.gz samba-79190992b3820cd028c961c48bdea9b35baf13c9.tar.bz2 samba-79190992b3820cd028c961c48bdea9b35baf13c9.zip |
Move pidl to top-level directory.
Diffstat (limited to 'pidl/lib/Parse/Pidl/Samba3')
-rw-r--r-- | pidl/lib/Parse/Pidl/Samba3/ClientNDR.pm | 243 | ||||
-rw-r--r-- | pidl/lib/Parse/Pidl/Samba3/ServerNDR.pm | 268 |
2 files changed, 511 insertions, 0 deletions
diff --git a/pidl/lib/Parse/Pidl/Samba3/ClientNDR.pm b/pidl/lib/Parse/Pidl/Samba3/ClientNDR.pm new file mode 100644 index 0000000000..2a23fad4a7 --- /dev/null +++ b/pidl/lib/Parse/Pidl/Samba3/ClientNDR.pm @@ -0,0 +1,243 @@ +################################################### +# Samba3 client generator for IDL structures +# on top of Samba4 style NDR functions +# Copyright jelmer@samba.org 2005-2006 +# Copyright gd@samba.org 2008 +# released under the GNU GPL + +package Parse::Pidl::Samba3::ClientNDR; + +use Exporter; +@ISA = qw(Exporter); +@EXPORT_OK = qw(ParseFunction $res $res_hdr ParseOutputArgument); + +use strict; +use Parse::Pidl qw(fatal warning); +use Parse::Pidl::Util qw(has_property ParseExpr); +use Parse::Pidl::Samba4 qw(DeclLong); +use Parse::Pidl::Samba4::Header qw(GenerateFunctionInEnv); + +use vars qw($VERSION); +$VERSION = '0.01'; + +sub indent($) { my ($self) = @_; $self->{tabs}.="\t"; } +sub deindent($) { my ($self) = @_; $self->{tabs} = substr($self->{tabs}, 1); } +sub pidl($$) { my ($self,$txt) = @_; $self->{res} .= $txt ? "$self->{tabs}$txt\n" : "\n"; } +sub pidl_hdr($$) { my ($self, $txt) = @_; $self->{res_hdr} .= "$txt\n"; } +sub fn_declare($$) { my ($self,$n) = @_; $self->pidl($n); $self->pidl_hdr("$n;"); } + +sub genpad($) +{ + my ($s) = @_; + my $nt = int((length($s)+1)/8); + my $lt = ($nt*8)-1; + my $ns = (length($s)-$lt); + return "\t"x($nt)." "x($ns); +} + +sub new($) +{ + my ($class) = shift; + my $self = { res => "", res_hdr => "", tabs => "" }; + bless($self, $class); +} + +sub ElementDirection($) +{ + my ($e) = @_; + + return "[in,out]" if (has_property($e, "in") and has_property($e, "out")); + return "[in]" if (has_property($e, "in")); + return "[out]" if (has_property($e, "out")); + return "[in,out]"; +} + +sub HeaderProperties($$) +{ + my($props,$ignores) = @_; + my $ret = ""; + + foreach my $d (keys %{$props}) { + next if (grep(/^$d$/, @$ignores)); + if($props->{$d} ne "1") { + $ret.= "$d($props->{$d}),"; + } else { + $ret.="$d,"; + } + } + + if ($ret) { + return "[" . substr($ret, 0, -1) . "]"; + } +} + +sub ParseOutputArgument($$$) +{ + my ($self, $fn, $e) = @_; + my $level = 0; + + fatal($e->{ORIGINAL}, "[out] argument is not a pointer or array") if ($e->{LEVELS}[0]->{TYPE} ne "POINTER" and $e->{LEVELS}[0]->{TYPE} ne "ARRAY"); + + if ($e->{LEVELS}[0]->{TYPE} eq "POINTER") { + $level = 1; + if ($e->{LEVELS}[0]->{POINTER_TYPE} ne "ref") { + $self->pidl("if ($e->{NAME} && r.out.$e->{NAME}) {"); + $self->indent; + } + } + + if ($e->{LEVELS}[$level]->{TYPE} eq "ARRAY") { + # This is a call to GenerateFunctionInEnv intentionally. + # Since the data is being copied into a user-provided data + # structure, the user should be able to know the size beforehand + # to allocate a structure of the right size. + my $env = GenerateFunctionInEnv($fn, "r."); + my $size_is = ParseExpr($e->{LEVELS}[$level]->{SIZE_IS}, $env, $e->{ORIGINAL}); + $self->pidl("memcpy($e->{NAME}, r.out.$e->{NAME}, $size_is * sizeof(*$e->{NAME}));"); + } else { + $self->pidl("*$e->{NAME} = *r.out.$e->{NAME};"); + } + + if ($e->{LEVELS}[0]->{TYPE} eq "POINTER") { + if ($e->{LEVELS}[0]->{POINTER_TYPE} ne "ref") { + $self->deindent; + $self->pidl("}"); + } + } +} + +sub ParseFunction($$$) +{ + my ($self, $if, $fn) = @_; + + my $fn_args = ""; + my $uif = uc($if); + my $ufn = "NDR_".uc($fn->{NAME}); + my $fn_str = "NTSTATUS rpccli_$fn->{NAME}"; + my $pad = genpad($fn_str); + + $fn_args .= "struct rpc_pipe_client *cli,\n" . $pad . "TALLOC_CTX *mem_ctx"; + + foreach (@{$fn->{ELEMENTS}}) { + my $dir = ElementDirection($_); + my $prop = HeaderProperties($_->{PROPERTIES}, ["in", "out"]); + $fn_args .= ",\n" . $pad . DeclLong($_) . " /* $dir $prop */"; + } + + if (defined($fn->{RETURN_TYPE}) && ($fn->{RETURN_TYPE} eq "WERROR")) { + $fn_args .= ",\n" . $pad . "WERROR *werror"; + } + + $self->fn_declare("$fn_str($fn_args)"); + $self->pidl("{"); + $self->indent; + $self->pidl("struct $fn->{NAME} r;"); + $self->pidl("NTSTATUS status;"); + $self->pidl(""); + $self->pidl("/* In parameters */"); + + foreach (@{$fn->{ELEMENTS}}) { + if (grep(/in/, @{$_->{DIRECTION}})) { + $self->pidl("r.in.$_->{NAME} = $_->{NAME};"); + } + } + + $self->pidl(""); + $self->pidl("if (DEBUGLEVEL >= 10) {"); + $self->indent; + $self->pidl("NDR_PRINT_IN_DEBUG($fn->{NAME}, &r);"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); + $self->pidl("status = cli_do_rpc_ndr(cli,"); + $self->pidl("\t\t\tmem_ctx,"); + $self->pidl("\t\t\t&ndr_table_$if,"); + $self->pidl("\t\t\t$ufn,"); + $self->pidl("\t\t\t&r);"); + $self->pidl(""); + + $self->pidl("if (!NT_STATUS_IS_OK(status)) {"); + $self->indent; + $self->pidl("return status;"); + $self->deindent; + $self->pidl("}"); + + $self->pidl(""); + $self->pidl("if (DEBUGLEVEL >= 10) {"); + $self->indent; + $self->pidl("NDR_PRINT_OUT_DEBUG($fn->{NAME}, &r);"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); + $self->pidl("if (NT_STATUS_IS_ERR(status)) {"); + $self->indent; + $self->pidl("return status;"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); + $self->pidl("/* Return variables */"); + foreach my $e (@{$fn->{ELEMENTS}}) { + next unless (grep(/out/, @{$e->{DIRECTION}})); + + $self->ParseOutputArgument($fn, $e); + + } + + $self->pidl(""); + $self->pidl("/* Return result */"); + if (not $fn->{RETURN_TYPE}) { + $self->pidl("return NT_STATUS_OK;"); + } elsif ($fn->{RETURN_TYPE} eq "NTSTATUS") { + $self->pidl("return r.out.result;"); + } elsif ($fn->{RETURN_TYPE} eq "WERROR") { + $self->pidl("if (werror) {"); + $self->indent; + $self->pidl("*werror = r.out.result;"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); + $self->pidl("return werror_to_ntstatus(r.out.result);"); + } else { + warning($fn->{ORIGINAL}, "Unable to convert $fn->{RETURN_TYPE} to NTSTATUS"); + $self->pidl("return NT_STATUS_OK;"); + } + + $self->deindent; + $self->pidl("}"); + $self->pidl(""); +} + +sub ParseInterface($$) +{ + my ($self, $if) = @_; + + my $uif = uc($if->{NAME}); + + $self->pidl_hdr("#ifndef __CLI_$uif\__"); + $self->pidl_hdr("#define __CLI_$uif\__"); + $self->ParseFunction($if->{NAME}, $_) foreach (@{$if->{FUNCTIONS}}); + $self->pidl_hdr("#endif /* __CLI_$uif\__ */"); +} + +sub Parse($$$$) +{ + my($self,$ndr,$header,$ndr_header) = @_; + + $self->pidl("/*"); + $self->pidl(" * Unix SMB/CIFS implementation."); + $self->pidl(" * client auto-generated by pidl. DO NOT MODIFY!"); + $self->pidl(" */"); + $self->pidl(""); + $self->pidl("#include \"includes.h\""); + $self->pidl("#include \"$header\""); + $self->pidl_hdr("#include \"$ndr_header\""); + $self->pidl(""); + + foreach (@$ndr) { + $self->ParseInterface($_) if ($_->{TYPE} eq "INTERFACE"); + } + + return ($self->{res}, $self->{res_hdr}); +} + +1; diff --git a/pidl/lib/Parse/Pidl/Samba3/ServerNDR.pm b/pidl/lib/Parse/Pidl/Samba3/ServerNDR.pm new file mode 100644 index 0000000000..b21d3f4bbc --- /dev/null +++ b/pidl/lib/Parse/Pidl/Samba3/ServerNDR.pm @@ -0,0 +1,268 @@ +################################################### +# Samba3 server generator for IDL structures +# on top of Samba4 style NDR functions +# Copyright jelmer@samba.org 2005-2006 +# released under the GNU GPL + +package Parse::Pidl::Samba3::ServerNDR; + +use Exporter; +@ISA = qw(Exporter); +@EXPORT_OK = qw(DeclLevel); + +use strict; +use Parse::Pidl qw(warning fatal); +use Parse::Pidl::Typelist qw(mapTypeName scalar_is_reference); +use Parse::Pidl::Util qw(ParseExpr has_property is_constant); +use Parse::Pidl::NDR qw(GetNextLevel); +use Parse::Pidl::Samba4 qw(ElementStars DeclLong); +use Parse::Pidl::Samba4::Header qw(GenerateFunctionOutEnv); + +use vars qw($VERSION); +$VERSION = '0.01'; + +my $res; +my $res_hdr; +my $tabs = ""; +sub indent() { $tabs.="\t"; } +sub deindent() { $tabs = substr($tabs, 1); } +sub pidl($) { my ($txt) = @_; $res .= $txt?$tabs.(shift)."\n":"\n"; } +sub pidl_hdr($) { $res_hdr .= (shift)."\n"; } +sub fn_declare($) { my ($n) = @_; pidl $n; pidl_hdr "$n;"; } + +sub DeclLevel($$) +{ + my ($e, $l) = @_; + my $res = ""; + + if (has_property($e, "charset")) { + $res .= "const char"; + } else { + $res .= mapTypeName($e->{TYPE}); + } + + my $stars = ElementStars($e, $l); + + $res .= " ".$stars unless ($stars eq ""); + + return $res; +} + +sub AllocOutVar($$$$) +{ + my ($e, $mem_ctx, $name, $env) = @_; + + my $l = $e->{LEVELS}[0]; + + # we skip pointer to arrays + if ($l->{TYPE} eq "POINTER") { + my $nl = GetNextLevel($e, $l); + $l = $nl if ($nl->{TYPE} eq "ARRAY"); + } + + # we don't support multi-dimentional arrays yet + if ($l->{TYPE} eq "ARRAY") { + my $nl = GetNextLevel($e, $l); + if ($nl->{TYPE} eq "ARRAY") { + fatal($e->{ORIGINAL},"multi-dimentional [out] arrays are not supported!"); + } + } + + if ($l->{TYPE} eq "ARRAY") { + my $size = ParseExpr($l->{SIZE_IS}, $env, $e); + pidl "$name = talloc_zero_array($mem_ctx, " . DeclLevel($e, 1) . ", $size);"; + } else { + pidl "$name = talloc_zero($mem_ctx, " . DeclLevel($e, 1) . ");"; + } + + pidl "if ($name == NULL) {"; + pidl "\ttalloc_free($mem_ctx);"; + pidl "\treturn false;"; + pidl "}"; + pidl ""; +} + +sub ParseFunction($$) +{ + my ($if,$fn) = @_; + + my $op = "NDR_".uc($fn->{NAME}); + + pidl "static bool api_$fn->{NAME}(pipes_struct *p)"; + pidl "{"; + indent; + pidl "const struct ndr_interface_call *call;"; + pidl "struct ndr_pull *pull;"; + pidl "struct ndr_push *push;"; + pidl "enum ndr_err_code ndr_err;"; + pidl "DATA_BLOB blob;"; + pidl "struct $fn->{NAME} *r;"; + pidl ""; + pidl "call = &ndr_table_$if->{NAME}.calls[$op];"; + pidl ""; + pidl "r = talloc(talloc_tos(), struct $fn->{NAME});"; + pidl "if (r == NULL) {"; + pidl "\treturn false;"; + pidl "}"; + pidl ""; + pidl "if (!prs_data_blob(&p->in_data.data, &blob, r)) {"; + pidl "\ttalloc_free(r);"; + pidl "\treturn false;"; + pidl "}"; + pidl ""; + pidl "pull = ndr_pull_init_blob(&blob, r);"; + pidl "if (pull == NULL) {"; + pidl "\ttalloc_free(r);"; + pidl "\treturn false;"; + pidl "}"; + pidl ""; + pidl "pull->flags |= LIBNDR_FLAG_REF_ALLOC;"; + pidl "ndr_err = call->ndr_pull(pull, NDR_IN, r);"; + pidl "if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {"; + pidl "\ttalloc_free(r);"; + pidl "\treturn false;"; + pidl "}"; + pidl ""; + pidl "if (DEBUGLEVEL >= 10) {"; + pidl "\tNDR_PRINT_IN_DEBUG($fn->{NAME}, r);"; + pidl "}"; + pidl ""; + + my $env = GenerateFunctionOutEnv($fn); + my $hasout = 0; + foreach (@{$fn->{ELEMENTS}}) { + if (grep(/out/, @{$_->{DIRECTION}})) { $hasout = 1; } + } + + pidl "ZERO_STRUCT(r->out);" if ($hasout); + + my $proto = "_$fn->{NAME}(pipes_struct *p, struct $fn->{NAME} *r"; + my $ret = "_$fn->{NAME}(p, r"; + foreach (@{$fn->{ELEMENTS}}) { + my @dir = @{$_->{DIRECTION}}; + if (grep(/in/, @dir) and grep(/out/, @dir)) { + pidl "r->out.$_->{NAME} = r->in.$_->{NAME};"; + } elsif (grep(/out/, @dir) and not + has_property($_, "represent_as")) { + AllocOutVar($_, "r", "r->out.$_->{NAME}", $env); + } + } + $ret .= ")"; + $proto .= ");"; + + if ($fn->{RETURN_TYPE}) { + $ret = "r->out.result = $ret"; + $proto = "$fn->{RETURN_TYPE} $proto"; + } else { + $proto = "void $proto"; + } + + pidl_hdr "$proto"; + pidl "$ret;"; + + pidl ""; + pidl "if (p->rng_fault_state) {"; + pidl "\ttalloc_free(r);"; + pidl "\t/* Return true here, srv_pipe_hnd.c will take care */"; + pidl "\treturn true;"; + pidl "}"; + pidl ""; + pidl "if (DEBUGLEVEL >= 10) {"; + pidl "\tNDR_PRINT_OUT_DEBUG($fn->{NAME}, r);"; + pidl "}"; + pidl ""; + pidl "push = ndr_push_init_ctx(r);"; + pidl "if (push == NULL) {"; + pidl "\ttalloc_free(r);"; + pidl "\treturn false;"; + pidl "}"; + pidl ""; + pidl "ndr_err = call->ndr_push(push, NDR_OUT, r);"; + pidl "if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {"; + pidl "\ttalloc_free(r);"; + pidl "\treturn false;"; + pidl "}"; + pidl ""; + pidl "blob = ndr_push_blob(push);"; + pidl "if (!prs_copy_data_in(&p->out_data.rdata, (const char *)blob.data, (uint32_t)blob.length)) {"; + pidl "\ttalloc_free(r);"; + pidl "\treturn false;"; + pidl "}"; + pidl ""; + pidl "talloc_free(r);"; + pidl ""; + pidl "return true;"; + deindent; + pidl "}"; + pidl ""; +} + +sub ParseInterface($) +{ + my $if = shift; + + my $uif = uc($if->{NAME}); + + pidl_hdr "#ifndef __SRV_$uif\__"; + pidl_hdr "#define __SRV_$uif\__"; + ParseFunction($if, $_) foreach (@{$if->{FUNCTIONS}}); + + pidl ""; + pidl "/* Tables */"; + pidl "static struct api_struct api_$if->{NAME}_cmds[] = "; + pidl "{"; + indent; + + foreach (@{$if->{FUNCTIONS}}) { + pidl "{\"" . uc($_->{NAME}) . "\", NDR_" . uc($_->{NAME}) . ", api_$_->{NAME}},"; + } + + deindent; + pidl "};"; + + pidl ""; + + pidl_hdr "void $if->{NAME}_get_pipe_fns(struct api_struct **fns, int *n_fns);"; + pidl "void $if->{NAME}_get_pipe_fns(struct api_struct **fns, int *n_fns)"; + pidl "{"; + indent; + pidl "*fns = api_$if->{NAME}_cmds;"; + pidl "*n_fns = sizeof(api_$if->{NAME}_cmds) / sizeof(struct api_struct);"; + deindent; + pidl "}"; + pidl ""; + + pidl_hdr "NTSTATUS rpc_$if->{NAME}_init(void);"; + pidl "NTSTATUS rpc_$if->{NAME}_init(void)"; + pidl "{"; + pidl "\treturn rpc_pipe_register_commands(SMB_RPC_INTERFACE_VERSION, \"$if->{NAME}\", \"$if->{NAME}\", \&ndr_table_$if->{NAME}.syntax_id, api_$if->{NAME}_cmds, sizeof(api_$if->{NAME}_cmds) / sizeof(struct api_struct));"; + pidl "}"; + + pidl_hdr "#endif /* __SRV_$uif\__ */"; +} + +sub Parse($$$) +{ + my($ndr,$header,$ndr_header) = @_; + + $res = ""; + $res_hdr = ""; + + pidl "/*"; + pidl " * Unix SMB/CIFS implementation."; + pidl " * server auto-generated by pidl. DO NOT MODIFY!"; + pidl " */"; + pidl ""; + pidl "#include \"includes.h\""; + pidl "#include \"$header\""; + pidl_hdr "#include \"$ndr_header\""; + pidl ""; + + foreach (@$ndr) { + ParseInterface($_) if ($_->{TYPE} eq "INTERFACE"); + } + + return ($res, $res_hdr); +} + +1; |