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success = 1;
cleanup:
sqlite3_finalize(stmt);
return success;
}
int dc_apeerstate_load_by_fingerprint(dc_apeerstate_t* peerstate, dc_sqlite3_t* sql, const char* fingerprint)
{
int success = 0;
sqlite3_stmt* stmt = NULL;
if (peerstate==NULL || sql==NULL || fingerprint==NULL) {
goto cleanup;
}
dc_apeerstate_empty(peerstate);
stmt = dc_sqlite3_prepare(sql,
"SELECT " PEERSTATE_FIELDS
" FROM acpeerstates "
" WHERE public_key_fingerprint=? COLLATE NOCASE "
" OR gossip_key_fingerprint=? COLLATE NOCASE "
" ORDER BY public_key_fingerprint=? DESC;"); // if for, any reasons, different peers have the same key, prefer the peer with the correct public key. should not happen, however.
sqlite3_bind_text(stmt, 1, fingerprint, -1, SQLITE_STATIC);
sqlite3_bind_text(stmt, 2, fingerprint, -1, SQLITE_STATIC);
sqlite3_bind_text(stmt, 3, fingerprint, -1, SQLITE_STATIC);
if (sqlite3_step(stmt)!=SQLITE_ROW) {
goto cleanup;
}
dc_apeerstate_set_from_stmt(peerstate, stmt);
success = 1;
cleanup:
sqlite3_finalize(stmt);
return success;
}
int dc_apeerstate_save_to_db(const dc_apeerstate_t* peerstate, dc_sqlite3_t* sql, int create)
{
int success = 0;
sqlite3_stmt* stmt = NULL;
if (peerstate==NULL || sql==NULL || peerstate->addr==NULL) {
return 0;
}
if (create) {
stmt = dc_sqlite3_prepare(sql, "INSERT INTO acpeerstates (addr) VALUES(?);");
sqlite3_bind_text(stmt, 1, peerstate->addr, -1, SQLITE_STATIC);
sqlite3_step(stmt);
sqlite3_finalize(stmt);
stmt = NULL;
}
if ((peerstate->to_save&DC_SAVE_ALL) || create)
{
stmt = dc_sqlite3_prepare(sql,
"UPDATE acpeerstates "
" SET last_seen=?, last_seen_autocrypt=?, prefer_encrypted=?, "
" public_key=?, gossip_timestamp=?, gossip_key=?, public_key_fingerprint=?, gossip_key_fingerprint=?, verified_key=?, verified_key_fingerprint=? "
" WHERE addr=?;");
sqlite3_bind_int64(stmt, 1, peerstate->last_seen);
sqlite3_bind_int64(stmt, 2, peerstate->last_seen_autocrypt);
sqlite3_bind_int64(stmt, 3, peerstate->prefer_encrypt);
sqlite3_bind_blob (stmt, 4, peerstate->public_key? peerstate->public_key->binary : NULL/*results in sqlite3_bind_null()*/, peerstate->public_key? peerstate->public_key->bytes : 0, SQLITE_STATIC);
sqlite3_bind_int64(stmt, 5, peerstate->gossip_timestamp);
sqlite3_bind_blob (stmt, 6, peerstate->gossip_key? peerstate->gossip_key->binary : NULL/*results in sqlite3_bind_null()*/, peerstate->gossip_key? peerstate->gossip_key->bytes : 0, SQLITE_STATIC);
sqlite3_bind_text (stmt, 7, peerstate->public_key_fingerprint, -1, SQLITE_STATIC);
sqlite3_bind_text (stmt, 8, peerstate->gossip_key_fingerprint, -1, SQLITE_STATIC);
sqlite3_bind_blob (stmt, 9, peerstate->verified_key? peerstate->verified_key->binary : NULL/*results in sqlite3_bind_null()*/, peerstate->verified_key? peerstate->verified_key->bytes : 0, SQLITE_STATIC);
sqlite3_bind_text (stmt,10, peerstate->verified_key_fingerprint, -1, SQLITE_STATIC);
sqlite3_bind_text (stmt,11, peerstate->addr, -1, SQLITE_STATIC);
if (sqlite3_step(stmt)!=SQLITE_DONE) {
goto cleanup;
}
sqlite3_finalize(stmt);
stmt = NULL;
}
else if (peerstate->to_save&DC_SAVE_TIMESTAMPS)
{
stmt = dc_sqlite3_prepare(sql,
"UPDATE acpeerstates SET last_seen=?, last_seen_autocrypt=?, gossip_timestamp=? WHERE addr=?;");
sqlite3_bind_int64(stmt, 1, peerstate->last_seen);
sqlite3_bind_int64(stmt, 2, peerstate->last_seen_autocrypt);
sqlite3_bind_int64(stmt, 3, peerstate->gossip_timestamp);
sqlite3_bind_text (stmt, 4, peerstate->addr, -1, SQLITE_STATIC);
if (sqlite3_step(stmt)!=SQLITE_DONE) {
goto cleanup;
}
sqlite3_finalize(stmt);
stmt = NULL;
}
if ((peerstate->to_save&DC_SAVE_ALL) || create) {
dc_reset_gossiped_timestamp(peerstate->context, 0);
}