mirror of
https://github.com/SoftEtherVPN/SoftEtherVPN.git
synced 2024-11-25 19:09:52 +03:00
4b05de1a93
This commit also fixes a bug which caused the server to initialize all boolean options to false. It was caused by SiLoadProtoCfg() not checking whether the item exists in the configuration file. CfgGetBool() always returns false if the item doesn't exist.
118 lines
2.9 KiB
C
118 lines
2.9 KiB
C
#ifndef PROTO_H
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#define PROTO_H
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#include "CedarType.h"
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#include "Mayaqua/MayaType.h"
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#include "Mayaqua/Network.h"
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#define PROTO_OPTION_TOGGLE_NAME "Enabled"
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// OpenVPN sends 2 bytes, thus this is the buffer size.
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// If another protocol requires more bytes to be detected, the buffer size must be increased.
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#define PROTO_CHECK_BUFFER_SIZE 2
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#define PROTO_TCP_BUFFER_SIZE (128 * 1024)
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typedef enum PROTO_MODE
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{
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PROTO_MODE_UNKNOWN,
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PROTO_MODE_TCP,
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PROTO_MODE_UDP
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} PROTO_MODE;
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typedef enum PROTO_OPTION_VALUE
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{
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PROTO_OPTION_UNKNOWN,
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PROTO_OPTION_STRING,
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PROTO_OPTION_BOOL,
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PROTO_OPTION_UINT32
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} PROTO_OPTION_VALUE;
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typedef struct PROTO
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{
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CEDAR *Cedar;
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LIST *Containers;
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HASH_LIST *Sessions;
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UDPLISTENER *UdpListener;
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} PROTO;
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struct PROTO_OPTION
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{
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char *Name;
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PROTO_OPTION_VALUE Type;
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union
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{
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bool Bool;
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char *String;
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UINT UInt32;
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};
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};
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typedef struct PROTO_IMPL
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{
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const char *(*Name)();
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const PROTO_OPTION *(*Options)();
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char *(*OptionStringValue)(const char *name);
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bool (*Init)(void **param, const LIST *options, CEDAR *cedar, INTERRUPT_MANAGER *im, SOCK_EVENT *se, const char *cipher, const char *hostname);
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void (*Free)(void *param);
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bool (*IsPacketForMe)(const PROTO_MODE mode, const void *data, const UINT size);
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bool (*ProcessData)(void *param, TCP_RAW_DATA *in, FIFO *out);
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bool (*ProcessDatagrams)(void *param, LIST *in, LIST *out);
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} PROTO_IMPL;
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typedef struct PROTO_CONTAINER
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{
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const char *Name;
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LIST *Options;
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const PROTO_IMPL *Impl;
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} PROTO_CONTAINER;
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typedef struct PROTO_SESSION
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{
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void *Param;
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const PROTO *Proto;
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const PROTO_IMPL *Impl;
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IP SrcIp;
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USHORT SrcPort;
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IP DstIp;
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USHORT DstPort;
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LIST *DatagramsIn;
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LIST *DatagramsOut;
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SOCK_EVENT *SockEvent;
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INTERRUPT_MANAGER *InterruptManager;
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THREAD *Thread;
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LOCK *Lock;
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volatile bool Halt;
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} PROTO_SESSION;
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void ProtoLog(const PROTO *proto, const PROTO_SESSION *session, const char *name, ...);
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int ProtoOptionCompare(void *p1, void *p2);
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int ProtoContainerCompare(void *p1, void *p2);
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int ProtoSessionCompare(void *p1, void *p2);
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UINT ProtoSessionHash(void *p);
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bool ProtoEnabled(const PROTO *proto, const char *name);
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PROTO *ProtoNew(CEDAR *cedar);
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void ProtoDelete(PROTO *proto);
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PROTO_CONTAINER *ProtoContainerNew(const PROTO_IMPL *impl);
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void ProtoContainerDelete(PROTO_CONTAINER *container);
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const PROTO_CONTAINER *ProtoDetect(const PROTO *proto, const PROTO_MODE mode, const UCHAR *data, const UINT size);
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PROTO_SESSION *ProtoSessionNew(const PROTO *proto, const PROTO_CONTAINER *container, const IP *src_ip, const USHORT src_port, const IP *dst_ip, const USHORT dst_port);
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void ProtoSessionDelete(PROTO_SESSION *session);
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bool ProtoSetListenIP(PROTO *proto, const IP *ip);
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bool ProtoSetUdpPorts(PROTO *proto, const LIST *ports);
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bool ProtoHandleConnection(PROTO *proto, SOCK *sock, const char *protocol);
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void ProtoHandleDatagrams(UDPLISTENER *listener, LIST *datagrams);
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void ProtoSessionThread(THREAD *thread, void *param);
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#endif
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