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Brokenithm-Evolved
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Clean up codes

This commit is contained in:
Tindy X 2021-07-25 22:56:03 +08:00
parent 44182eef62
commit 195bef0e6f
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GPG Key ID: C6AD413169968D58
1 changed files with 59 additions and 120 deletions
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179
src/main.cpp
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@ -21,21 +21,13 @@ size_t tcp_receive_threshold = 48;
std::atomic_bool EXIT_FLAG {false}, CONNECTED {false};
int setTimeout(SOCKET s, int timeout)
void socketSetTimeout(SOCKET sHost, int timeout)
{
int ret = -1;
#ifdef _WIN32
ret = setsockopt(s, SOL_SOCKET, SO_SNDTIMEO, (char*)&timeout, sizeof(int));
ret = setsockopt(s, SOL_SOCKET, SO_RCVTIMEO, (char*)&timeout, sizeof(int));
#else
struct timeval timeo = {timeout / 1000, (timeout % 1000) * 1000};
ret = setsockopt(s, SOL_SOCKET, SO_SNDTIMEO, (const char*)&timeo, sizeof(timeo));
ret = setsockopt(s, SOL_SOCKET, SO_RCVTIMEO, (const char*)&timeo, sizeof(timeo));
#endif
return ret;
setsockopt(sHost, SOL_SOCKET, SO_SNDTIMEO, (char*)&timeout, sizeof(int));
setsockopt(sHost, SOL_SOCKET, SO_RCVTIMEO, (char*)&timeout, sizeof(int));
}
int socket_bind(SOCKET sHost, long addr, uint16_t port)
int socketBind(SOCKET sHost, long addr, uint16_t port)
{
sockaddr_in srcaddr = {};
memset(&srcaddr, 0, sizeof(srcaddr));
@ -45,22 +37,27 @@ int socket_bind(SOCKET sHost, long addr, uint16_t port)
return bind(sHost, reinterpret_cast<sockaddr*>(&srcaddr), sizeof(srcaddr));
}
int udp_broadcast(SOCKET sHost, uint16_t port, const std::string &data)
sockaddr_in makeBroadcastAddr(uint16_t port)
{
struct sockaddr_in addr = {};
addr.sin_family = AF_INET;
addr.sin_addr.s_addr = htonl(INADDR_BROADCAST);
addr.sin_port = htons(port);
return sendto(sHost, data.data(), data.size(), 0, reinterpret_cast<struct sockaddr*>(&addr), sizeof(addr));
return addr;
}
int udp_send(SOCKET sHost, const std::string &dst_host, uint16_t dst_port, const std::string &data)
sockaddr_in makeIPv4Addr(const std::string &host, uint16_t port)
{
struct sockaddr_in addr = {};
addr.sin_family = AF_INET;
inet_pton(AF_INET, dst_host.data(), (struct in_addr *)&addr.sin_addr.s_addr);
addr.sin_port = htons(dst_port);
return sendto(sHost, data.data(), data.size(), 0, reinterpret_cast<struct sockaddr*>(&addr), sizeof(addr));
inet_pton(AF_INET, host.data(), (struct in_addr *)&addr.sin_addr.s_addr);
addr.sin_port = htons(port);
return addr;
}
int socketSendTo(SOCKET sHost, const sockaddr_in &addr, const std::string &data)
{
return sendto(sHost, data.data(), data.size(), 0, reinterpret_cast<const struct sockaddr*>(&addr), sizeof(addr));
}
std::string getTime(int type)
@ -97,11 +94,12 @@ void printErr(const char* format, Args... args)
fprintf(stderr, format, args...);
}
void UDPLEDBroadcast(SOCKET sHost, const IPCMemoryInfo* memory)
void threadLEDBroadcast(SOCKET sHost, const IPCMemoryInfo* memory)
{
static std::string previous_status;
static int skip_count = 0;
static std::string head = "\x63LED";
auto addr = makeIPv4Addr(remote_address, remote_port);
while(!EXIT_FLAG)
{
if(!CONNECTED) {
@ -113,13 +111,10 @@ void UDPLEDBroadcast(SOCKET sHost, const IPCMemoryInfo* memory)
bool same = true;
if(!previous_status.empty())
{
for(int i = 0; i < 32 * 3; i++)
if(memcmp(previous_status.data(), current_status.data(), previous_status.size()) != 0)
{
if(previous_status[i] != current_status[i])
{
same = false;
break;
}
same = false;
break;
}
}
else
@ -128,88 +123,11 @@ void UDPLEDBroadcast(SOCKET sHost, const IPCMemoryInfo* memory)
if(!same)
{
current_status.insert(0, head);
//if(udp_broadcast(sHost, server_port, current_status) < 0)
if(udp_send(sHost, remote_address, remote_port, current_status) < 0)
{
//std::cerr<<"cannot send broadcast: error " + std::to_string(GetLastError()) + "\n";
printErr("[ERROR] Cannot send packet: error %lu\n", GetLastError());
}
skip_count = 0;
}
else
{
if(++skip_count > 50)
{
current_status.insert(0, head);
//if(udp_broadcast(sHost, server_port, current_status) < 0)
if(udp_send(sHost, remote_address, remote_port, current_status) < 0)
{
//std::cerr<<"cannot send broadcast: error " + std::to_string(GetLastError()) + "\n";
printErr("[ERROR] Cannot send packet: error %lu\n", GetLastError());
}
skip_count = 0;
}
}
Sleep(10);
}
}
void TCPLEDBroadcast(SOCKET sHost, const IPCMemoryInfo* memory)
{
static std::string previous_status;
static int skip_count = 0;
static std::string head = "\x63LED";
while(!EXIT_FLAG)
{
if(!CONNECTED) {
Sleep(50);
continue;
}
std::string current_status;
current_status.assign(reinterpret_cast<const char*>(memory->ledRgbData), sizeof(memory->ledRgbData));
bool same = true;
if(!previous_status.empty())
{
for(int i = 0; i < 32 * 3; i++)
{
if(previous_status[i] != current_status[i])
{
same = false;
break;
}
}
}
else
same = false;
previous_status = current_status;
if(!same)
{
current_status.insert(0, head);
if(send(sHost, current_status.data(), current_status.size(), 0) < 0)
if(socketSendTo(sHost, addr, current_status) < 0)
{
printErr("[Error] Cannot send packet: error %lu\n", GetLastError());
if(errno == EINTR || errno == EWOULDBLOCK || errno == EAGAIN)
if(tcp_mode)
{
continue;
}
else
{
printErr("[INFO] Device disconnected!\n");
CONNECTED = false;
EXIT_FLAG = true;
break;
}
}
skip_count = 0;
}
else
{
if(++skip_count > 50)
{
current_status.insert(0, head);
if(udp_send(sHost, remote_address, remote_port, current_status) < 0)
{
printErr("[ERROR] Cannot send packet: error %lu\n", GetLastError());
if(errno == EINTR || errno == EWOULDBLOCK || errno == EAGAIN)
{
continue;
@ -222,6 +140,32 @@ void TCPLEDBroadcast(SOCKET sHost, const IPCMemoryInfo* memory)
break;
}
}
}
skip_count = 0;
}
else
{
if(++skip_count > 50)
{
current_status.insert(0, head);
if(socketSendTo(sHost, addr, current_status) < 0)
{
printErr("[ERROR] Cannot send packet: error %lu\n", GetLastError());
if(tcp_mode)
{
if(errno == EINTR || errno == EWOULDBLOCK || errno == EAGAIN)
{
continue;
}
else
{
printErr("[INFO] Device disconnected!\n");
CONNECTED = false;
EXIT_FLAG = true;
break;
}
}
}
skip_count = 0;
}
}
@ -350,11 +294,12 @@ void printCardInfo(uint8_t cardType, uint8_t *cardId)
}
}
void InputReceive(SOCKET sHost, IPCMemoryInfo *memory)
void threadInputReceive(SOCKET sHost, IPCMemoryInfo *memory)
{
char recv_buffer[tcp_buffer_size];
char buffer[BUFSIZ];
std::string remains;
auto addr = makeIPv4Addr(remote_address, remote_port);
while(!EXIT_FLAG)
{
int recv_len, real_len;
@ -458,7 +403,7 @@ void InputReceive(SOCKET sHost, IPCMemoryInfo *memory)
std::string response;
response.assign(buffer, 12);
response.replace(2, 1, "O");
udp_send(sHost, remote_address, remote_port, response);
socketSendTo(sHost, addr, response);
}
else if(packet_len >= sizeof(PacketCard) && buffer[1] == 'C' && buffer[2] == 'R' && buffer[3] == 'D')
{
@ -557,16 +502,12 @@ int main(int argc, char* argv[])
printErr("[INFO] Mode: UDP\n");
SOCKET sHost = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
defer(closesocket(sHost))
setTimeout(sHost, 2000);
int broadcastEnable = 1;
setsockopt(sHost, SOL_SOCKET, SO_BROADCAST, reinterpret_cast<char*>(&broadcastEnable), sizeof(broadcastEnable));
socket_bind(sHost, htonl(INADDR_ANY), server_port);
//std::cout << "Waiting for device on port " << server_port << "..." << std::endl;
socketSetTimeout(sHost, 2000);
socketBind(sHost, htonl(INADDR_ANY), server_port);
printErr("[INFO] Waiting for device on port %d...\n", server_port);
auto LEDThread = std::thread(UDPLEDBroadcast, sHost, memory);
auto InputThread = std::thread(InputReceive, sHost, memory);
auto LEDThread = std::thread(threadLEDBroadcast, sHost, memory);
auto InputThread = std::thread(threadInputReceive, sHost, memory);
while(_getwch() != L'q');
//std::cout << "Exiting gracefully..." << std::endl;
printErr("[INFO] Exiting gracefully...\n");
last_input_packet_id = 0;
EXIT_FLAG = true;
@ -580,8 +521,8 @@ int main(int argc, char* argv[])
printErr("[INFO] TCP receive threshold: %" PRIu32 "\n", tcp_receive_threshold);
SOCKET sHost = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
defer(closesocket(sHost));
setTimeout(sHost, 50);
socket_bind(sHost, htonl(INADDR_ANY), server_port);
socketSetTimeout(sHost, 50);
socketBind(sHost, htonl(INADDR_ANY), server_port);
listen(sHost, 10);
while(true)
{
@ -598,12 +539,10 @@ int main(int argc, char* argv[])
}
CONNECTED = true;
EXIT_FLAG = false;
auto LEDThread = std::thread(TCPLEDBroadcast, acc_socket, memory);
auto InputThread = std::thread(InputReceive, acc_socket, memory);
//while(_getwch() != L'q');
auto LEDThread = std::thread(threadLEDBroadcast, acc_socket, memory);
auto InputThread = std::thread(threadInputReceive, acc_socket, memory);
LEDThread.join();
InputThread.join();
//std::cout << "Exiting gracefully..." << std::endl;
printErr("[INFO] Exiting gracefully...\n");
last_input_packet_id = 0;
EXIT_FLAG = true;