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pidl: calculate subcontext_size only once per pull

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For security_ace_coda in security.idl, the sub-context size is
involves a slightly non-trivial function call which returns a constant
value.

In all other cases, a constant expression is used, and this makes
no difference.

Signed-off-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15574
This commit is contained in:
Douglas Bagnall 2023-12-28 23:07:56 +13:00 committed by Andrew Bartlett
parent 5fa6637665
commit 9811762775
1 changed files with 3 additions and 2 deletions
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5
pidl/lib/Parse/Pidl/Samba4/NDR/Parser.pm
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@ -603,7 +603,8 @@ sub ParseSubcontextPullStart($$$$$)
$self->pidl("{");
$self->indent;
$self->pidl("struct ndr_pull *$subndr;");
$self->pidl("NDR_CHECK(ndr_pull_subcontext_start($ndr, &$subndr, $l->{HEADER_SIZE}, $subcontext_size));");
$self->pidl("ssize_t sub_size = $subcontext_size;");
$self->pidl("NDR_CHECK(ndr_pull_subcontext_start($ndr, &$subndr, $l->{HEADER_SIZE}, sub_size));");
if (defined $l->{COMPRESSION}) {
$subndr = $self->ParseCompressionPullStart($e, $l, $subndr, $env);
@ -622,7 +623,7 @@ sub ParseSubcontextPullEnd($$$$$)
$self->ParseCompressionPullEnd($e, $l, $subndr, $env);
}
$self->pidl("NDR_CHECK(ndr_pull_subcontext_end($ndr, $subndr, $l->{HEADER_SIZE}, $subcontext_size));");
$self->pidl("NDR_CHECK(ndr_pull_subcontext_end($ndr, $subndr, $l->{HEADER_SIZE}, sub_size));");
$self->deindent;
$self->pidl("}");
}