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authorJelmer Vernooij <jelmer@samba.org>2005-09-04 20:17:21 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 13:36:31 -0500
commita3e0e69196cc5e3420ebb1a83b026ee36cbaab83 (patch)
tree14a960958aab09e720a133dc268c94dc77cd4e5c /source4/pidl/lib
parenta487b6c19c28100041ceb2b7a5798c236983509c (diff)
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r10030: Add hierarchical memory allocation to TDR's pull functions
(This used to be commit 0e358de93a007db921ad5e9a892114122254de39)
Diffstat (limited to 'source4/pidl/lib')
-rw-r--r--source4/pidl/lib/Parse/Pidl/Samba/TDR.pm23
1 files changed, 15 insertions, 8 deletions
diff --git a/source4/pidl/lib/Parse/Pidl/Samba/TDR.pm b/source4/pidl/lib/Parse/Pidl/Samba/TDR.pm
index 041170c152..9bcf7f1a77 100644
--- a/source4/pidl/lib/Parse/Pidl/Samba/TDR.pm
+++ b/source4/pidl/lib/Parse/Pidl/Samba/TDR.pm
@@ -17,9 +17,10 @@ sub deindent() { $tabs = substr($tabs, 1); }
sub pidl($) { $ret .= $tabs.(shift)."\n"; }
sub fatal($$) { my ($e,$s) = @_; die("$e->{FILE}:$e->{LINE}: $s\n"); }
sub static($) { my $p = shift; return("static ") unless ($p); return ""; }
-sub printarg($) {
+sub typearg($) {
my $t = shift;
return(", const char *name") if ($t eq "print");
+ return(", TALLOC_CTX *mem_ctx") if ($t eq "pull");
return("");
}
@@ -41,6 +42,7 @@ sub ParserElement($$$)
my $switch = "";
my $array = "";
my $name = "";
+ my $mem_ctx = "mem_ctx";
fatal($e,"Pointers not supported in TDR") if ($e->{POINTERS} > 0);
fatal($e,"size_is() not supported in TDR") if (has_property($e, "size_is"));
@@ -62,11 +64,11 @@ sub ParserElement($$$)
my $len = ParseExpr(@{$e->{ARRAY_LEN}}[0], $env);
if ($len eq "*") { $len = "-1"; }
+ $name = ", mem_ctx" if ($t eq "pull");
pidl "TDR_CHECK(tdr_$t\_charset(tdr$name, &v->$e->{NAME}, $len, sizeof($e->{TYPE}_t), CH_$e->{PROPERTIES}->{charset}));";
return;
}
-
if (has_property($e, "switch_is")) {
$switch = ", " . ParseExpr($e->{PROPERTIES}->{switch_is}, $env);
}
@@ -75,7 +77,8 @@ sub ParserElement($$$)
my $len = ParseExpr($e->{ARRAY_LEN}[0], $env);
if ($t eq "pull" and not is_constant($len)) {
- pidl "TDR_ALLOC(tdr, v->$e->{NAME}, $len);"
+ pidl "TDR_ALLOC(mem_ctx, v->$e->{NAME}, $len);";
+ $mem_ctx = "v->$e->{NAME}";
}
pidl "for (i = 0; i < $len; i++) {";
@@ -83,6 +86,10 @@ sub ParserElement($$$)
$array = "[i]";
}
+ if ($t eq "pull") {
+ $name = ", $mem_ctx";
+ }
+
if (has_property($e, "value") && $t eq "push") {
pidl "v->$e->{NAME} = ".ParseExpr($e->{PROPERTIES}->{value}, $env).";";
}
@@ -102,7 +109,7 @@ sub ParserStruct($$$$)
{
my ($e,$n,$t,$p) = @_;
- pidl static($p)."NTSTATUS tdr_$t\_$n (struct tdr_$t *tdr".printarg($t).", struct $n *v)";
+ pidl static($p)."NTSTATUS tdr_$t\_$n (struct tdr_$t *tdr".typearg($t).", struct $n *v)";
pidl "{"; indent;
pidl "int i;" if (ContainsArray($e));
@@ -128,7 +135,7 @@ sub ParserUnion($$$$)
{
my ($e,$n,$t,$p) = @_;
- pidl static($p)."NTSTATUS tdr_$t\_$n(struct tdr_$t *tdr".printarg($t).", int level, union $n *v)";
+ pidl static($p)."NTSTATUS tdr_$t\_$n(struct tdr_$t *tdr".typearg($t).", int level, union $n *v)";
pidl "{"; indent;
pidl "int i;" if (ContainsArray($e));
@@ -169,11 +176,11 @@ sub ParserEnum($$$$)
my ($e,$n,$t,$p) = @_;
my $bt = ($e->{PROPERTIES}->{base_type} or "uint8");
- pidl static($p)."NTSTATUS tdr_$t\_$n (struct tdr_$t *tdr".printarg($t).", enum $n *v)";
+ pidl static($p)."NTSTATUS tdr_$t\_$n (struct tdr_$t *tdr".typearg($t).", enum $n *v)";
pidl "{";
if ($t eq "pull") {
pidl "\t$bt\_t r;";
- pidl "\tTDR_CHECK(tdr_$t\_$bt(tdr, \&r));";
+ pidl "\tTDR_CHECK(tdr_$t\_$bt(tdr, mem_ctx, \&r));";
pidl "\t*v = r;";
} elsif ($t eq "push") {
pidl "\tTDR_CHECK(tdr_$t\_$bt(tdr, ($bt\_t *)v));";
@@ -242,7 +249,7 @@ sub HeaderInterface($$)
# FIXME
} else {
my ($n, $d) = ($e->{NAME}, lc($e->{DATA}->{TYPE}));
- pidl "NTSTATUS tdr_pull\_$n(struct tdr_pull *tdr$switch, $d $n *v);";
+ pidl "NTSTATUS tdr_pull\_$n(struct tdr_pull *tdr, TALLOC_CTX *ctx$switch, $d $n *v);";
pidl "NTSTATUS tdr_print\_$n(struct tdr_print *tdr, const char *name$switch, $d $n *v);";
pidl "NTSTATUS tdr_push\_$n(struct tdr_push *tdr$switch, $d $n *v);";
}