Files
ocserv/src/tlslib.h
Nikos Mavrogiannopoulos 376fea950f removed session ticket support
2013-03-24 18:53:30 +01:00

81 lines
2.5 KiB
C

#ifndef TLSLIB_H
#define TLSLIB_H
#include <gnutls/gnutls.h>
#include <gnutls/pkcs11.h>
#include <vpn.h>
#include <ccan/htable/htable.h>
#define tls_puts(s, str) tls_send(s, str, sizeof(str)-1)
int __attribute__ ((format(printf, 2, 3)))
tls_printf(gnutls_session_t session, const char *fmt, ...);
ssize_t tls_recv(gnutls_session_t session, void *data, size_t data_size);
ssize_t tls_send(gnutls_session_t session, const void *data,
size_t data_size);
void tls_cork(gnutls_session_t session);
int tls_uncork(gnutls_session_t session);
void tls_global_init(struct main_server_st* s);
void tls_global_init_certs(struct main_server_st* s);
ssize_t tls_send_file(gnutls_session_t session, const char *file);
#define GNUTLS_FATAL_ERR(x) \
if (x < 0 && gnutls_error_is_fatal (x) != 0) { \
if (syslog_open) \
syslog(LOG_ERR, "GnuTLS error (at %s:%d): %s", __FILE__, __LINE__, gnutls_strerror(x)); \
else \
fprintf(stderr, "GnuTLS error (at %s:%d): %s\n", __FILE__, __LINE__, gnutls_strerror(x)); \
exit(1); \
}
#define GNUTLS_S_FATAL_ERR(session, x) \
if (x < 0 && gnutls_error_is_fatal (x) != 0) { \
if (syslog_open) { \
if (ret == GNUTLS_E_FATAL_ALERT_RECEIVED) { \
syslog(LOG_ERR, "GnuTLS error (at %s:%d): %s: %s", __FILE__, __LINE__, gnutls_strerror(x), gnutls_alert_get_name(gnutls_alert_get(session))); \
} else { \
syslog(LOG_ERR, "GnuTLS error (at %s:%d): %s", __FILE__, __LINE__, gnutls_strerror(x)); \
} \
} else \
fprintf(stderr, "GnuTLS error (at %s:%d): %s\n", __FILE__, __LINE__, gnutls_strerror(x)); \
exit(1); \
}
void tls_close(gnutls_session_t session);
void tls_fatal_close(gnutls_session_t session,
gnutls_alert_description_t a);
struct tls_st {
gnutls_certificate_credentials_t xcred;
gnutls_priority_t cprio;
gnutls_dh_params_t dh_params;
};
typedef struct
{
/* does not allow resumption from different address
* than the original */
struct sockaddr_storage remote_addr;
socklen_t remote_addr_len;
char session_id[GNUTLS_MAX_SESSION_ID];
unsigned int session_id_size;
char session_data[MAX_SESSION_DATA_SIZE];
unsigned int session_data_size;
} tls_cache_st;
#define TLS_SESSION_EXPIRATION_TIME 600
#define DEFAULT_MAX_CACHED_TLS_SESSIONS 64
void tls_cache_init(hash_db_st** db);
void tls_cache_deinit(hash_db_st* db);
void *calc_sha1_hash(char* file, unsigned cert);
#endif