#include "netbase.h"
#include "util.h"
+#include "net.h"
extern int GetRandInt(int nMax);
} l_fp;
-inline void Ntp2Unix(uint32_t &n, time_t &u)
-{
+inline void Ntp2Unix(uint32_t &n, time_t &u) {
// Ntp's time scale starts in 1900, Unix in 1970.
u = n - 0x83aa7e80; // 2208988800 1970 - 1900 in seconds
}
-inline void ntohl_fp(l_fp *n, l_fp *h)
-{
+inline void ntohl_fp(l_fp *n, l_fp *h) {
(h)->Ul_i.Xl_ui = ntohl((n)->Ul_i.Xl_ui);
(h)->Ul_f.Xl_uf = ntohl((n)->Ul_f.Xl_uf);
}
// ... To be continued
};
-bool InitWithRandom(SOCKET &sockfd, socklen_t &servlen, struct sockaddr *pcliaddr)
-{
+bool InitWithRandom(SOCKET &sockfd, socklen_t &servlen, struct sockaddr *pcliaddr) {
int nAttempt = 0;
- while(nAttempt < 100)
- {
+ while(nAttempt < 100) {
sockfd = -1;
nAttempt++;
servaddr.sin_port = htons(123);
bool found = false;
- for(unsigned int i = 0; i < vIP.size(); i++)
- {
- if ((found = vIP[i].GetInAddr(&servaddr.sin_addr)))
- {
+ for(unsigned int i = 0; i < vIP.size(); i++) {
+ if ((found = vIP[i].GetInAddr(&servaddr.sin_addr))) {
break;
}
}
if (sockfd == INVALID_SOCKET)
continue; // socket initialization error
- if (connect(sockfd, (struct sockaddr *) &servaddr, sizeof(servaddr)) == -1 )
- {
+ if (connect(sockfd, (struct sockaddr *) &servaddr, sizeof(servaddr)) == -1 ) {
continue; // "connection" error
}
return false;
}
-bool InitWithHost(std::string &strHostName, SOCKET &sockfd, socklen_t &servlen, struct sockaddr *pcliaddr)
-{
+bool InitWithHost(std::string &strHostName, SOCKET &sockfd, socklen_t &servlen, struct sockaddr *pcliaddr) {
sockfd = -1;
std::vector<CNetAddr> vIP;
bool fRet = LookupHost(strHostName.c_str(), vIP, 10, true);
- if (!fRet)
+ if (!fRet) {
return false;
+ }
struct sockaddr_in servaddr;
servaddr.sin_family = AF_INET;
servaddr.sin_port = htons(123);
bool found = false;
- for(unsigned int i = 0; i < vIP.size(); i++)
- {
- if ((found = vIP[i].GetInAddr(&servaddr.sin_addr)))
- {
+ for(unsigned int i = 0; i < vIP.size(); i++) {
+ if ((found = vIP[i].GetInAddr(&servaddr.sin_addr))) {
break;
}
}
- if (!found)
+ if (!found) {
return false;
+ }
sockfd = socket(AF_INET, SOCK_DGRAM, 0);
if (sockfd == INVALID_SOCKET)
return false; // socket initialization error
- if (connect(sockfd, (struct sockaddr *) &servaddr, sizeof(servaddr)) == -1 )
- {
+ if (connect(sockfd, (struct sockaddr *) &servaddr, sizeof(servaddr)) == -1 ) {
return false; // "connection" error
}
}
-int64_t DoReq(SOCKET sockfd, socklen_t servlen, struct sockaddr cliaddr)
-{
-
+int64_t DoReq(SOCKET sockfd, socklen_t servlen, struct sockaddr cliaddr) {
#ifdef WIN32
u_long nOne = 1;
- if (ioctlsocket(sockfd, FIONBIO, &nOne) == SOCKET_ERROR)
- {
+ if (ioctlsocket(sockfd, FIONBIO, &nOne) == SOCKET_ERROR) {
printf("ConnectSocket() : ioctlsocket non-blocking setting failed, error %d\n", WSAGetLastError());
#else
- if (fcntl(sockfd, F_SETFL, O_NONBLOCK) == SOCKET_ERROR)
- {
+ if (fcntl(sockfd, F_SETFL, O_NONBLOCK) == SOCKET_ERROR) {
printf("ConnectSocket() : fcntl non-blocking setting failed, error %d\n", errno);
#endif
return -2;
FD_SET(sockfd, &fdset);
retcode = select(sockfd + 1, &fdset, NULL, NULL, &timeout);
- if (retcode <= 0)
- {
+ if (retcode <= 0) {
printf("recvfrom() error");
return -4;
}
return (seconds_receive + seconds_transmit) / 2;
}
-int64_t NtpGetTime()
-{
+int64_t NtpGetTime() {
struct sockaddr cliaddr;
SOCKET sockfd;
return nTime;
}
-int64_t NtpGetTime(CNetAddr& ip)
-{
+int64_t NtpGetTime(CNetAddr& ip) {
struct sockaddr cliaddr;
SOCKET sockfd;
return nTime;
}
+
+void ThreadNtpSamples(void* parg)
+{
+ printf("ThreadNtpSamples started\n");
+ vnThreadsRunning[THREAD_NTP]++;
+
+ // Make this thread recognisable as time synchronization thread
+ RenameThread("novacoin-ntp-samples");
+
+ while (!fShutdown) {
+ CNetAddr ip;
+ int64_t nTime = NtpGetTime(ip);
+
+ if (nTime > 0 && nTime != 2085978496) { // Skip the deliberately wrong timestamps
+ AddTimeData(ip, nTime);
+ }
+ else {
+ Sleep(600000); // In case of failure wait 600 seconds and then try again
+ continue;
+ }
+
+ Sleep(43200000); // Sleep for 12 hours
+ }
+
+ vnThreadsRunning[THREAD_NTP]--;
+ printf("ThreadNtpSamples exited\n");
+}