Michael Kuc
48840ad36c
This version can store state after receiving SIGINT. This is achieved by polling FIFO read state;
34 lines
936 B
C++
34 lines
936 B
C++
#include "U2F_Init_CMD.hpp"
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#include <stdexcept>
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#include "u2f.hpp"
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#include "Field.hpp"
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using namespace std;
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U2F_Init_CMD::U2F_Init_CMD(const shared_ptr<U2FMessage> uMsg)
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{
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if (uMsg->cmd != U2FHID_INIT)
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throw runtime_error{ "Failed to get U2F Init message" };
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else if (uMsg->data.size() != INIT_NONCE_SIZE)
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throw runtime_error{ "Init nonce is incorrect size" };
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this->nonce = *reinterpret_cast<const uint64_t*>(uMsg->data.data());
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}
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void U2F_Init_CMD::respond(const uint32_t channelID) const
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{
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U2FMessage msg{};
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msg.cid = CID_BROADCAST;
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msg.cmd = U2FHID_INIT;
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msg.data.insert(msg.data.end(), FIELD(this->nonce));
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msg.data.insert(msg.data.end(), FIELD(channelID));
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msg.data.push_back(2); //Protocol version
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msg.data.push_back(1); //Major device version
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msg.data.push_back(0); //Minor device version
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msg.data.push_back(1); //Build device version
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msg.data.push_back(CAPFLAG_WINK); //Wink capability
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msg.write();
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}
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