mirror of
https://github.com/SoftEtherVPN/SoftEtherVPN.git
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146 lines
6.7 KiB
C
146 lines
6.7 KiB
C
// SoftEther VPN Source Code - Developer Edition Master Branch
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// Cedar Communication Module
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// DDNS.h
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// Header of DDNS.c
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#ifndef DDNS_H
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#define DDNS_H
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// Certificate hash
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#define DDNS_CERT_HASH "78BF0499A99396907C9F49DD13571C81FE26E6F5" \
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"439BAFA75A6EE5671FC9F9A02D34FF29881761A0" \
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"EFAC5FA0CDD14E0F864EED58A73C35D7E33B62F3" \
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"74DF99D4B1B5F0488A388B50D347D26013DC67A5" \
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"6EBB39AFCA8C900635CFC11218CF293A612457E4"
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#define DDNS_SNI_VER_STRING "DDNS"
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// Destination URL
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#define DDNS_URL_V4_GLOBAL "https://x%c.x%c.dev.servers.ddns.softether-network.net/ddns/ddns.aspx"
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#define DDNS_URL_V6_GLOBAL "https://x%c.x%c.dev.servers-v6.ddns.softether-network.net/ddns/ddns.aspx"
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#define DDNS_URL2_V4_GLOBAL "http://get-my-ip.ddns.softether-network.net/ddns/getmyip.ashx"
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#define DDNS_URL2_V6_GLOBAL "http://get-my-ip-v6.ddns.softether-network.net/ddns/getmyip.ashx"
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#define DDNS_REPLACE_URL_FOR_EAST_BFLETS "https://senet-flets.v6.softether.co.jp/ddns/ddns.aspx"
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#define DDNS_REPLACE_URL_FOR_EAST_NGN "https://senet.aoi.flets-east.jp/ddns/ddns.aspx"
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#define DDNS_REPLACE_URL_FOR_WEST_NGN "https://senet.p-ns.flets-west.jp/ddns/ddns.aspx"
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#define DDNS_REPLACE_URL2_FOR_EAST_BFLETS "http://senet-flets.v6.softether.co.jp/ddns/getmyip.ashx"
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#define DDNS_REPLACE_URL2_FOR_EAST_NGN "http://senet.aoi.flets-east.jp/ddns/getmyip.ashx"
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#define DDNS_REPLACE_URL2_FOR_WEST_NGN "http://senet.p-ns.flets-west.jp/ddns/getmyip.ashx"
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// For China: Free version
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#define DDNS_URL_V4_ALT "https://x%c.x%c.dev.servers.ddns.uxcom.jp/ddns/ddns.aspx"
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#define DDNS_URL_V6_ALT "https://x%c.x%c.dev.servers-v6.ddns.uxcom.jp/ddns/ddns.aspx"
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#define DDNS_URL2_V4_ALT "http://get-my-ip.ddns.uxcom.jp/ddns/getmyip.ashx"
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#define DDNS_URL2_V6_ALT "http://get-my-ip-v6.ddns.uxcom.jp/ddns/getmyip.ashx"
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#define DDNS_RPC_MAX_RECV_SIZE DYN32(DDNS_RPC_MAX_RECV_SIZE, (128 * 1024 * 1024))
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// Connection Timeout
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#define DDNS_CONNECT_TIMEOUT DYN32(DDNS_CONNECT_TIMEOUT, (15 * 1000))
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// Communication time-out
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#define DDNS_COMM_TIMEOUT DYN32(DDNS_COMM_TIMEOUT, (60 * 1000))
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// Maximum length of the host name
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#define DDNS_MAX_HOSTNAME 31
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// DDNS Version
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#define DDNS_VERSION 1
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// Period until the next registration in case of success
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#define DDNS_REGISTER_INTERVAL_OK_MIN DYN32(DDNS_REGISTER_INTERVAL_OK_MIN, (1 * 60 * 60 * 1000))
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#define DDNS_REGISTER_INTERVAL_OK_MAX DYN32(DDNS_REGISTER_INTERVAL_OK_MAX, (2 * 60 * 60 * 1000))
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// Period until the next registration in case of failure
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#define DDNS_REGISTER_INTERVAL_NG_MIN DYN32(DDNS_REGISTER_INTERVAL_NG_MIN, (1 * 60 * 1000))
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#define DDNS_REGISTER_INTERVAL_NG_MAX DYN32(DDNS_REGISTER_INTERVAL_NG_MAX, (5 * 60 * 1000))
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// The self IP address acquisition interval (If last trial succeeded)
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#define DDNS_GETMYIP_INTERVAL_OK_MIN DYN32(DDNS_GETMYIP_INTERVAL_OK_MIN, (10 * 60 * 1000))
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#define DDNS_GETMYIP_INTERVAL_OK_MAX DYN32(DDNS_GETMYIP_INTERVAL_OK_MAX, (20 * 60 * 1000))
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// The self IP address acquisition interval (If last trial failed)
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#define DDNS_GETMYIP_INTERVAL_NG_MIN DYN32(DDNS_GETMYIP_INTERVAL_NG_MIN, (1 * 60 * 1000))
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#define DDNS_GETMYIP_INTERVAL_NG_MAX DYN32(DDNS_GETMYIP_INTERVAL_NG_MAX, (5 * 60 * 1000))
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// Time difference to communicate with the DDNS server after a predetermined time has elapsed since the VPN Azure is disconnected
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#define DDNS_VPN_AZURE_CONNECT_ERROR_DDNS_RETRY_TIME_DIFF DYN32(DDNS_VPN_AZURE_CONNECT_ERROR_DDNS_RETRY_TIME_DIFF, (120 * 1000))
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#define DDNS_VPN_AZURE_CONNECT_ERROR_DDNS_RETRY_TIME_DIFF_MAX DYN32(DDNS_VPN_AZURE_CONNECT_ERROR_DDNS_RETRY_TIME_DIFF_MAX, (10 * 60 * 1000))
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// DDNS Client
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struct DDNS_CLIENT
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{
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CEDAR *Cedar; // Cedar
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THREAD *Thread; // Thread
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UCHAR Key[SHA1_SIZE]; // Key
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LOCK *Lock; // Lock
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volatile bool Halt; // Halt flag
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EVENT *Event; // Halt event
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char CurrentHostName[DDNS_MAX_HOSTNAME + 1]; // Current host name
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char CurrentFqdn[MAX_SIZE]; // Current FQDN
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char DnsSuffix[MAX_SIZE]; // DNS suffix
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char CurrentIPv4[MAX_SIZE]; // Current IPv4 address
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char CurrentIPv6[MAX_SIZE]; // Current IPv6 address
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UINT Err_IPv4, Err_IPv6; // Last error
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UINT Err_IPv4_GetMyIp, Err_IPv6_GetMyIp; // Last error (obtaining self IP address)
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bool KeyChanged; // Flag to indicate that the key has been changed
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char LastMyIPv4[MAX_SIZE]; // Self IPv4 address that were acquired on last
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char LastMyIPv6[MAX_SIZE]; // Self IPv6 address that were acquired on last
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char CurrentAzureIp[MAX_SIZE]; // IP address of Azure Server to be used
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UINT64 CurrentAzureTimestamp; // Time stamp to be presented to the Azure Server
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char CurrentAzureSignature[MAX_SIZE]; // Signature to be presented to the Azure Server
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char AzureCertHash[MAX_SIZE]; // Azure Server certificate hash
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INTERNET_SETTING InternetSetting; // Internet connection settings
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UINT64 NextRegisterTick_IPv4, NextRegisterTick_IPv6; // Next register time
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UINT64 NextGetMyIpTick_IPv4, NextGetMyIpTick_IPv6; // Next self IP acquisition time
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};
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// DDNS Register Param
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struct DDNS_REGISTER_PARAM
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{
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char NewHostname[DDNS_MAX_HOSTNAME + 1]; // Host name after the change
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};
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// The current status of the DDNS
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struct DDNS_CLIENT_STATUS
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{
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UINT Err_IPv4, Err_IPv6; // Last error
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wchar_t ErrStr_IPv4[MAX_SIZE];
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wchar_t ErrStr_IPv6[MAX_SIZE];
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char CurrentHostName[DDNS_MAX_HOSTNAME + 1]; // Current host name
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char CurrentFqdn[MAX_SIZE]; // Current FQDN
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char DnsSuffix[MAX_SIZE]; // DNS suffix
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char CurrentIPv4[MAX_SIZE]; // Current IPv4 address
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char CurrentIPv6[MAX_SIZE]; // Current IPv6 address
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char CurrentAzureIp[MAX_SIZE]; // IP address of Azure Server to be used
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UINT64 CurrentAzureTimestamp; // Time stamp to be presented to the Azure Server
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char CurrentAzureSignature[MAX_SIZE]; // Signature to be presented to the Azure Server
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char AzureCertHash[MAX_SIZE]; // Azure Server certificate hash
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INTERNET_SETTING InternetSetting; // Internet settings
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};
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// Function prototype
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DDNS_CLIENT *NewDDNSClient(CEDAR *cedar, UCHAR *key, INTERNET_SETTING *t);
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void FreeDDNSClient(DDNS_CLIENT *c);
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void DCGenNewKey(UCHAR *key);
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void DCThread(THREAD *thread, void *param);
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UINT DCRegister(DDNS_CLIENT *c, bool ipv6, DDNS_REGISTER_PARAM *p, char *replace_v6);
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UINT DCGetMyIpMain(DDNS_CLIENT *c, bool ipv6, char *dst, UINT dst_size, bool use_ssl, char *replace_v6);
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UINT DCGetMyIp(DDNS_CLIENT *c, bool ipv6, char *dst, UINT dst_size, char *replace_v6);
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void DCGetStatus(DDNS_CLIENT *c, DDNS_CLIENT_STATUS *st);
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UINT DCChangeHostName(DDNS_CLIENT *c, char *hostname);
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void DCSetInternetSetting(DDNS_CLIENT *c, INTERNET_SETTING *t);
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void DCGetInternetSetting(DDNS_CLIENT *c, INTERNET_SETTING *t);
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#endif // DDNS_H
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