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- /* Copyright 2003 Roger Dingledine
- * Copyright 2004-2005 Roger Dingledine, Nick Mathewson */
- /* See LICENSE for licensing information */
- /* $Id$ */
- #ifndef _TORTLS_H
- #define _TORTLS_H
- #define TORTLS_H_ID "$Id$"
- /**
- * \file tortls.h
- * \brief Headers for tortls.c
- **/
- #include "../common/crypto.h"
- #include "../common/compat.h"
- /* Opaque structure to hold a TLS connection. */
- typedef struct tor_tls_st tor_tls;
- /* Possible return values for most tor_tls_* functions. */
- #define TOR_TLS_ERROR -4
- #define TOR_TLS_CLOSE -3
- #define TOR_TLS_WANTREAD -2
- #define TOR_TLS_WANTWRITE -1
- #define TOR_TLS_DONE 0
- void tor_tls_free_all(void);
- int tor_tls_context_new(crypto_pk_env_t *rsa, int isServer,
- const char *nickname, unsigned int key_lifetime);
- tor_tls *tor_tls_new(int sock, int is_server, int use_no_cert);
- int tor_tls_is_server(tor_tls *tls);
- void tor_tls_free(tor_tls *tls);
- int tor_tls_peer_has_cert(tor_tls *tls);
- int tor_tls_get_peer_cert_nickname(tor_tls *tls, char *buf, size_t buflen);
- int tor_tls_verify(tor_tls *tls, crypto_pk_env_t **identity);
- int tor_tls_check_lifetime(tor_tls *tls, int tolerance);
- int tor_tls_read(tor_tls *tls, char *cp, size_t len);
- int tor_tls_write(tor_tls *tls, char *cp, size_t n);
- int tor_tls_handshake(tor_tls *tls);
- int tor_tls_shutdown(tor_tls *tls);
- int tor_tls_get_pending_bytes(tor_tls *tls);
- unsigned long tor_tls_get_n_bytes_read(tor_tls *tls);
- unsigned long tor_tls_get_n_bytes_written(tor_tls *tls);
- /* Log and abort if there are unhandled TLS errors in OpenSSL's error stack.
- */
- #define check_no_tls_errors() _check_no_tls_errors(_SHORT_FILE_,__LINE__)
- void _check_no_tls_errors(const char *fname, int line);
- #endif
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