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Support GnuTLS v3 and set up its audit logging properly.

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* configure.ac: Define HAVE_GNUTLS3 if GnuTLS v3 is found.

* src/gnutls.c (gnutls_audit_log_function): Add function for GnuTLS
audit logging (only used with GnuTLS 3.x) and enable it.
This commit is contained in:
Ted Zlatanov 2013-10-11 09:47:35 -04:00
parent 7d563e363c
commit e1f9f9e3d8
4 changed files with 38 additions and 0 deletions
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4
ChangeLog
View file

@ -1,3 +1,7 @@
2013-10-11 Teodor Zlatanov <tzz@lifelogs.com>
* configure.ac: Define HAVE_GNUTLS3 if GnuTLS v3 is found.
2013-10-10 Barry Fishman <barry_fishman@acm.org> (tiny change)
* configure.ac: Update for giflib 5. (Bug#15531)

6
configure.ac
View file

@ -2422,12 +2422,18 @@ fi
AC_SUBST(LIBSELINUX_LIBS)
HAVE_GNUTLS=no
HAVE_GNUTLS3=no
if test "${with_gnutls}" = "yes" ; then
PKG_CHECK_MODULES([LIBGNUTLS], [gnutls >= 2.6.6], HAVE_GNUTLS=yes, HAVE_GNUTLS=no)
PKG_CHECK_MODULES([LIBGNUTLS], [gnutls >= 3.0.0], HAVE_GNUTLS3=yes, HAVE_GNUTLS3=no)
if test "${HAVE_GNUTLS}" = "yes"; then
AC_DEFINE(HAVE_GNUTLS, 1, [Define if using GnuTLS.])
fi
if test "${HAVE_GNUTLS3}" = "yes"; then
AC_DEFINE(HAVE_GNUTLS3, 1, [Define if using GnuTLS v3.])
fi
# Windows loads GnuTLS dynamically
if test "${opsys}" = "mingw32"; then
LIBGNUTLS_LIBS=

5
src/ChangeLog
View file

@ -1,3 +1,8 @@
2013-10-11 Teodor Zlatanov <tzz@lifelogs.com>
* gnutls.c (gnutls_audit_log_function): Add function for GnuTLS
audit logging (only used with GnuTLS 3.x) and enable it.
2013-10-11 Dmitry Antipov <dmantipov@yandex.ru>
* dispnew.c (redraw_frame): Remove useless #ifdef because

23
src/gnutls.c
View file

@ -55,6 +55,7 @@ static Lisp_Object QCgnutls_bootprop_verify_hostname_error;
static Lisp_Object QCgnutls_bootprop_callbacks_verify;
static void gnutls_log_function (int, const char *);
static void gnutls_audit_log_function (gnutls_session_t, const char *);
static void gnutls_log_function2 (int, const char*, const char*);
@ -108,6 +109,9 @@ DEF_GNUTLS_FN (void, gnutls_dh_set_prime_bits,
DEF_GNUTLS_FN (int, gnutls_error_is_fatal, (int));
DEF_GNUTLS_FN (int, gnutls_global_init, (void));
DEF_GNUTLS_FN (void, gnutls_global_set_log_function, (gnutls_log_func));
#ifdef HAVE_GNUTLS3
DEF_GNUTLS_FN (void, gnutls_global_set_audit_log_function, (gnutls_audit_log_func));
#endif
DEF_GNUTLS_FN (void, gnutls_global_set_log_level, (int));
DEF_GNUTLS_FN (void, gnutls_global_set_mem_functions,
(gnutls_alloc_function, gnutls_alloc_function,
@ -173,6 +177,9 @@ init_gnutls_functions (void)
LOAD_GNUTLS_FN (library, gnutls_error_is_fatal);
LOAD_GNUTLS_FN (library, gnutls_global_init);
LOAD_GNUTLS_FN (library, gnutls_global_set_log_function);
#ifdef HAVE_GNUTLS3
LOAD_GNUTLS_FN (library, gnutls_global_set_audit_log_function);
#endif
LOAD_GNUTLS_FN (library, gnutls_global_set_log_level);
LOAD_GNUTLS_FN (library, gnutls_global_set_mem_functions);
LOAD_GNUTLS_FN (library, gnutls_handshake);
@ -230,6 +237,9 @@ init_gnutls_functions (void)
#define fn_gnutls_error_is_fatal gnutls_error_is_fatal
#define fn_gnutls_global_init gnutls_global_init
#define fn_gnutls_global_set_log_function gnutls_global_set_log_function
#ifdef HAVE_GNUTLS3
#define fn_gnutls_global_set_audit_log_function gnutls_global_set_audit_log_function
#endif
#define fn_gnutls_global_set_log_level gnutls_global_set_log_level
#define fn_gnutls_global_set_mem_functions gnutls_global_set_mem_functions
#define fn_gnutls_handshake gnutls_handshake
@ -249,6 +259,16 @@ init_gnutls_functions (void)
#endif /* !WINDOWSNT */
/* Function to log a simple audit message. */
static void
gnutls_audit_log_function (gnutls_session_t session, const char* string)
{
if (global_gnutls_log_level >= 1)
{
message ("gnutls.c: [audit] %s", string);
}
}
/* Function to log a simple message. */
static void
gnutls_log_function (int level, const char* string)
@ -797,6 +817,9 @@ one trustfile (usually a CA bundle). */)
if (TYPE_RANGED_INTEGERP (int, loglevel))
{
fn_gnutls_global_set_log_function (gnutls_log_function);
#ifdef HAVE_GNUTLS3
fn_gnutls_global_set_audit_log_function (gnutls_audit_log_function);
#endif
fn_gnutls_global_set_log_level (XINT (loglevel));
max_log_level = XINT (loglevel);
XPROCESS (proc)->gnutls_log_level = max_log_level;