#ifndef __TINC_CONNECTION_H__
#define __TINC_CONNECTION_H__
-#include <openssl/rsa.h>
-#include <openssl/evp.h>
-
-#include "avl_tree.h"
+#include "cipher.h"
+#include "digest.h"
+#include "rsa.h"
+#include "splay_tree.h"
#define OPTION_INDIRECT 0x0001
#define OPTION_TCPONLY 0x0002
#define OPTION_PMTU_DISCOVERY 0x0004
typedef struct connection_status_t {
- int pinged:1; /* sent ping */
- int active:1; /* 1 if active.. */
- int connecting:1; /* 1 if we are waiting for a non-blocking connect() to finish */
- int termreq:1; /* the termination of this connection was requested */
- int remove:1; /* Set to 1 if you want this connection removed */
- int timeout:1; /* 1 if gotten timeout */
- int encryptout:1; /* 1 if we can encrypt outgoing traffic */
- int decryptin:1; /* 1 if we have to decrypt incoming traffic */
- int mst:1; /* 1 if this connection is part of a minimum spanning tree */
- int unused:23;
+ int pinged:1; /* sent ping */
+ int active:1; /* 1 if active.. */
+ int connecting:1; /* 1 if we are waiting for a non-blocking connect() to finish */
+ int termreq:1; /* the termination of this connection was requested */
+ int remove_unused:1; /* Set to 1 if you want this connection removed */
+ int timeout_unused:1; /* 1 if gotten timeout */
+ int encryptout:1; /* 1 if we can encrypt outgoing traffic */
+ int decryptin:1; /* 1 if we have to decrypt incoming traffic */
+ int mst:1; /* 1 if this connection is part of a minimum spanning tree */
+ int unused:23;
} connection_status_t;
#include "edge.h"
struct node_t *node; /* node associated with the other end */
struct edge_t *edge; /* edge associated with this connection */
- RSA *rsa_key; /* his public/private key */
- const EVP_CIPHER *incipher; /* Cipher he will use to send data to us */
- const EVP_CIPHER *outcipher; /* Cipher we will use to send data to him */
- EVP_CIPHER_CTX *inctx; /* Context of encrypted meta data that will come from him to us */
- EVP_CIPHER_CTX *outctx; /* Context of encrypted meta data that will be sent from us to him */
- char *inkey; /* His symmetric meta key + iv */
- char *outkey; /* Our symmetric meta key + iv */
- int inkeylength; /* Length of his key + iv */
- int outkeylength; /* Length of our key + iv */
- const EVP_MD *indigest;
- const EVP_MD *outdigest;
+ rsa_t rsa; /* his public/private key */
+ cipher_t incipher; /* Cipher he will use to send data to us */
+ cipher_t outcipher; /* Cipher we will use to send data to him */
+ digest_t indigest;
+ digest_t outdigest;
+
int inmaclength;
int outmaclength;
int incompression;
int outcompression;
- char *mychallenge; /* challenge we received from him */
- char *hischallenge; /* challenge we sent to him */
- char buffer[MAXBUFSIZE]; /* metadata input buffer */
- int buflen; /* bytes read into buffer */
- int reqlen; /* length of incoming request */
+ char *hischallenge; /* The challenge we sent to him */
+
+ struct bufferevent *buffer; /* buffer events on this metadata connection */
+ struct event inevent; /* input event on this metadata connection */
int tcplen; /* length of incoming TCPpacket */
int allow_request; /* defined if there's only one request possible */
- char *outbuf; /* metadata output buffer */
- int outbufstart; /* index of first meaningful byte in output buffer */
- int outbuflen; /* number of meaningful bytes in output buffer */
- int outbufsize; /* number of bytes allocated to output buffer */
-
time_t last_ping_time; /* last time we saw some activity from the other end or pinged them */
- time_t last_flushed_time; /* last time buffer was empty. Only meaningful if outbuflen > 0 */
- avl_tree_t *config_tree; /* Pointer to configuration tree belonging to him */
+ splay_tree_t *config_tree; /* Pointer to configuration tree belonging to him */
} connection_t;
-extern avl_tree_t *connection_tree;
+extern splay_tree_t *connection_tree;
extern connection_t *broadcast;
extern void init_connections(void);
extern void free_connection(connection_t *);
extern void connection_add(connection_t *);
extern void connection_del(connection_t *);
-extern void dump_connections(void);
+extern int dump_connections(struct evbuffer *);
extern bool read_connection_config(connection_t *);
#endif /* __TINC_CONNECTION_H__ */
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