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authorJelmer Vernooij <jelmer@samba.org>2008-09-17 17:12:27 +0200
committerJelmer Vernooij <jelmer@samba.org>2008-09-17 17:12:27 +0200
commit79190992b3820cd028c961c48bdea9b35baf13c9 (patch)
tree0de851669d98f04e947d20349d96723462cd1eb0 /pidl/lib/Parse/Pidl/Samba3/ServerNDR.pm
parent3b5330e9094ecf0be94d3dbea744de140ec55e19 (diff)
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Move pidl to top-level directory.
Diffstat (limited to 'pidl/lib/Parse/Pidl/Samba3/ServerNDR.pm')
-rw-r--r--pidl/lib/Parse/Pidl/Samba3/ServerNDR.pm268
1 files changed, 268 insertions, 0 deletions
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;