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* refactor: on-demand getSharedSecret()

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This commit is contained in:
Scott Powell 2025-12-06 19:17:45 +11:00
parent 46f6146df7
commit 676c317f78
3 changed files with 19 additions and 26 deletions
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12
src/helpers/ContactInfo.h
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@ -12,8 +12,18 @@ struct ContactInfo {
mutable bool shared_secret_valid; // flag to indicate if shared_secret has been calculated
uint8_t out_path[MAX_PATH_SIZE];
uint32_t last_advert_timestamp; // by THEIR clock
mutable uint8_t shared_secret[PUB_KEY_SIZE];
uint32_t lastmod; // by OUR clock
int32_t gps_lat, gps_lon; // 6 dec places
uint32_t sync_since;
const uint8_t* getSharedSecret(const mesh::LocalIdentity& self_id) const {
if (!shared_secret_valid) {
self_id.calcSharedSecret(shared_secret, id.pub_key);
shared_secret_valid = true;
}
return shared_secret;
}
private:
mutable uint8_t shared_secret[PUB_KEY_SIZE];
};