j3d1/tinc
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Use the crypto wrappers again instead of calling OpenSSL directly.

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This theoretically allows other cryptographic libraries to be used,
and it improves the readability of the code.
This commit is contained in:
Guus Sliepen 2008-12-11 14:44:44 +00:00
parent 8c69f42d7d
commit 046158a216
10 changed files with 239 additions and 527 deletions
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27
src/connection.h
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@ -23,11 +23,11 @@
#ifndef __TINC_CONNECTION_H__
#define __TINC_CONNECTION_H__
#include <openssl/rsa.h>
#include <openssl/evp.h>
#include <event.h>
#include "cipher.h"
#include "digest.h"
#include "rsa.h"
#include "splay_tree.h"
#define OPTION_INDIRECT 0x0001
@ -72,23 +72,18 @@ typedef struct connection_t {
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 *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 */