From: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
Fetch expression operation from the expression type.
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
Signed-off-by: Florian Westphal <fw@xxxxxxxxx>
---
include/expression.h | 1 +
src/expression.c | 12 ++++++++++++
2 files changed, 13 insertions(+)
diff --git a/include/expression.h b/include/expression.h
index 717b67550381..d502fc2a8611 100644
--- a/include/expression.h
+++ b/include/expression.h
@@ -169,6 +169,7 @@ struct expr_ops {
};
const struct expr_ops *expr_ops(const struct expr *e);
+const struct expr_ops *expr_ops_by_type(enum expr_types etype);
/**
* enum expr_flags
diff --git a/src/expression.c b/src/expression.c
index 6fa2f1dd9b12..a7bbde7eec1a 100644
--- a/src/expression.c
+++ b/src/expression.c
@@ -1222,3 +1222,15 @@ const struct expr_ops *expr_ops(const struct expr *e)
BUG("Unknown expression type %d\n", e->etype);
}
+
+const struct expr_ops *expr_ops_by_type(enum expr_types etype)
+{
+ switch (etype) {
+ case EXPR_PAYLOAD:
+ return &payload_expr_ops;
+ default:
+ break;
+ }
+
+ BUG("Unknown expression type %d\n", etype);
+}
--
2.24.1
