diff options
Diffstat (limited to 'src/evaluate.c')
| -rw-r--r-- | src/evaluate.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/src/evaluate.c b/src/evaluate.c index 3fe9da4f..257c67ed 100644 --- a/src/evaluate.c +++ b/src/evaluate.c @@ -290,6 +290,19 @@ static int expr_evaluate_payload(struct eval_ctx *ctx, struct expr **expr) } /* + * CT expression: update the protocol dependant types bases on the protocol + * context. + */ +static int expr_evaluate_ct(struct eval_ctx *ctx, struct expr **expr) +{ + struct expr *ct = *expr; + + ct_expr_update_type(&ctx->pctx, ct); + + return expr_evaluate_primary(ctx, expr); +} + +/* * Prefix expression: the argument must be a constant value of integer base * type; the prefix length must be less than or equal to the type width. */ @@ -1042,10 +1055,11 @@ static int expr_evaluate(struct eval_ctx *ctx, struct expr **expr) case EXPR_VERDICT: case EXPR_EXTHDR: case EXPR_META: - case EXPR_CT: return expr_evaluate_primary(ctx, expr); case EXPR_PAYLOAD: return expr_evaluate_payload(ctx, expr); + case EXPR_CT: + return expr_evaluate_ct(ctx, expr); case EXPR_PREFIX: return expr_evaluate_prefix(ctx, expr); case EXPR_RANGE: |