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Try to implement invalidation for the parser, too.
Signed-off-by: fruffy <[email protected]>
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80 changes: 80 additions & 0 deletions
80
backends/p4tools/modules/testgen/targets/bmv2/test/p4-programs/bmv2_invalid_hu_2.p4
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| #include <v1model.p4> | ||
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| header opt_t { | ||
| bit<8> opt; | ||
| } | ||
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| header ethernet_t { | ||
| bit<48> dst_addr; | ||
| bit<48> src_addr; | ||
| bit<16> eth_type; | ||
| } | ||
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| header H { | ||
| bit<8> a; | ||
| bit<8> a1; | ||
| bit<8> b; | ||
| } | ||
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| header_union U { | ||
| ethernet_t e; | ||
| H h; | ||
| } | ||
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| struct Headers { | ||
| opt_t opt; | ||
| U u; | ||
| } | ||
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| struct Meta {} | ||
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| parser p(packet_in pkt, out Headers h, inout Meta meta, inout standard_metadata_t stdmeta) { | ||
| state start { | ||
| pkt.extract(h.opt); | ||
| transition select(h.opt.opt) { | ||
| 0x0: parse_e; | ||
| 0x1: parse_h; | ||
| default: accept; | ||
| } | ||
| } | ||
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| state parse_e { | ||
| pkt.extract(h.u.e); | ||
| transition invalidate; | ||
| } | ||
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| state parse_h { | ||
| pkt.extract(h.u.h); | ||
| transition invalidate; | ||
| } | ||
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| state invalidate { | ||
| h.u.e.setInvalid(); | ||
| transition accept; | ||
| } | ||
| } | ||
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| control vrfy(inout Headers h, inout Meta meta) { | ||
| apply { } | ||
| } | ||
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| control ingress(inout Headers h, inout Meta m, inout standard_metadata_t s) { | ||
| apply { | ||
| } | ||
| } | ||
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| control egress(inout Headers h, inout Meta m, inout standard_metadata_t s) { | ||
| apply { } | ||
| } | ||
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| control update(inout Headers h, inout Meta m) { | ||
| apply { } | ||
| } | ||
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| control deparser(packet_out pkt, in Headers h) { | ||
| apply { | ||
| pkt.emit(h); | ||
| } | ||
| } | ||
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| V1Switch(p(), vrfy(), ingress(), egress(), update(), deparser()) main; |