mirror of
https://github.com/ton-blockchain/ton
synced 2025-03-09 15:40:10 +00:00
25 lines
768 B
Text
25 lines
768 B
Text
;; Simple wallet smart contract
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() recv_internal(slice in_msg) impure {
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;; do nothing for internal messages
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}
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() recv_external(slice in_msg) impure {
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var signature = in_msg~load_bits(512);
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var cs = in_msg;
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int msg_seqno = cs~load_uint(32);
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var cs2 = begin_parse(get_data());
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var stored_seqno = cs2~load_uint(32);
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var public_key = cs2~load_uint(256);
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cs2.end_parse();
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throw_unless(33, msg_seqno == stored_seqno);
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throw_unless(34, check_signature(slice_hash(in_msg), signature, public_key));
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accept_message();
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cs~touch();
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if (cs.slice_refs()) {
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var mode = cs~load_uint(8);
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send_raw_message(cs~load_ref(), mode);
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}
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cs.end_parse();
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set_data(begin_cell().store_uint(stored_seqno + 1, 32).store_uint(public_key, 256).end_cell());
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}
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