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Diffstat (limited to 'src/libcharon/encoding/payloads/proposal_substructure.c')
-rw-r--r--src/libcharon/encoding/payloads/proposal_substructure.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/src/libcharon/encoding/payloads/proposal_substructure.c b/src/libcharon/encoding/payloads/proposal_substructure.c
index 3b663da86..16d5794ae 100644
--- a/src/libcharon/encoding/payloads/proposal_substructure.c
+++ b/src/libcharon/encoding/payloads/proposal_substructure.c
@@ -308,6 +308,12 @@ METHOD(payload_t, get_encoding_rules, int,
return countof(encodings_v1);
}
+METHOD(payload_t, get_header_length, int,
+ private_proposal_substructure_t *this)
+{
+ return 8 + this->spi_size;
+}
+
METHOD(payload_t, get_type, payload_type_t,
private_proposal_substructure_t *this)
{
@@ -334,7 +340,7 @@ static void compute_length(private_proposal_substructure_t *this)
payload_t *transform;
this->transforms_count = 0;
- this->proposal_length = PROPOSAL_SUBSTRUCTURE_HEADER_LENGTH + this->spi.len;
+ this->proposal_length = get_header_length(this);
enumerator = this->transforms->create_enumerator(this->transforms);
while (enumerator->enumerate(enumerator, &transform))
{
@@ -692,6 +698,7 @@ proposal_substructure_t *proposal_substructure_create(payload_type_t type)
.payload_interface = {
.verify = _verify,
.get_encoding_rules = _get_encoding_rules,
+ .get_header_length = _get_header_length,
.get_length = _get_length,
.get_next_type = _get_next_type,
.set_next_type = _set_next_type,
@@ -710,10 +717,10 @@ proposal_substructure_t *proposal_substructure_create(payload_type_t type)
.destroy = _destroy,
},
.next_payload = NO_PAYLOAD,
- .proposal_length = PROPOSAL_SUBSTRUCTURE_HEADER_LENGTH,
.transforms = linked_list_create(),
.type = type,
);
+ compute_length(this);
return &this->public;
}