diff options
Diffstat (limited to 'trafgen_proto.c')
| -rw-r--r-- | trafgen_proto.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/trafgen_proto.c b/trafgen_proto.c index 3cbf34e..37cbab6 100644 --- a/trafgen_proto.c +++ b/trafgen_proto.c @@ -131,7 +131,7 @@ bool proto_field_is_set(struct proto_hdr *hdr, uint32_t fid) return field ? field->is_set : false; } -void proto_header_init(enum proto_id pid) +struct proto_hdr *proto_header_init(enum proto_id pid) { struct proto_hdr *hdr = proto_header_by_id(pid); struct proto_hdr *new_hdr; @@ -146,6 +146,7 @@ void proto_header_init(enum proto_id pid) new_hdr->header_init(new_hdr); headers[headers_count++] = new_hdr; + return new_hdr; } void proto_header_finish(struct proto_hdr *hdr) @@ -154,16 +155,18 @@ void proto_header_finish(struct proto_hdr *hdr) hdr->header_finish(hdr); } -void proto_lower_default_add(enum proto_id pid) +struct proto_hdr *proto_lower_default_add(enum proto_id pid) { if (headers_count > 0) { - if (proto_current_header()->layer >= proto_header_by_id(pid)->layer) - return; - if (proto_current_header()->id == pid) - return; + struct proto_hdr *current = proto_current_header(); + + if (current->layer >= proto_header_by_id(pid)->layer) + return current; + if (current->id == pid) + return current; } - proto_header_init(pid); + return proto_header_init(pid); } static void __proto_field_set_bytes(struct proto_hdr *hdr, uint32_t fid, |