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rtsp-auth: Add support for Digest authentication

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https://bugzilla.gnome.org/show_bug.cgi?id=774416
This commit is contained in:
Sebastian Dröge 2016-11-16 08:42:24 +02:00
parent d7676bfba3
commit 927a44c55b
5 changed files with 531 additions and 23 deletions
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2
examples/Makefile.am
View file

@ -1,5 +1,5 @@
noinst_PROGRAMS = test-video test-ogg test-mp4 test-readme \
test-launch test-sdp test-uri test-auth \
test-launch test-sdp test-uri test-auth test-auth-digest \
test-multicast test-multicast2 test-appsrc \
test-video-rtx test-record test-record-auth \
test-netclock test-netclock-client

184
examples/test-auth-digest.c Normal file
View file

@ -0,0 +1,184 @@
/* GStreamer
* Copyright (C) 2008 Wim Taymans <wim.taymans at gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <gst/gst.h>
#include <gst/rtsp-server/rtsp-server.h>
static gboolean
remove_func (GstRTSPSessionPool * pool, GstRTSPSession * session,
GstRTSPServer * server)
{
return GST_RTSP_FILTER_REMOVE;
}
static gboolean
remove_sessions (GstRTSPServer * server)
{
GstRTSPSessionPool *pool;
g_print ("removing all sessions\n");
pool = gst_rtsp_server_get_session_pool (server);
gst_rtsp_session_pool_filter (pool,
(GstRTSPSessionPoolFilterFunc) remove_func, server);
g_object_unref (pool);
return FALSE;
}
static gboolean
timeout (GstRTSPServer * server)
{
GstRTSPSessionPool *pool;
pool = gst_rtsp_server_get_session_pool (server);
gst_rtsp_session_pool_cleanup (pool);
g_object_unref (pool);
return TRUE;
}
int
main (int argc, char *argv[])
{
GMainLoop *loop;
GstRTSPServer *server;
GstRTSPMountPoints *mounts;
GstRTSPMediaFactory *factory;
GstRTSPAuth *auth;
GstRTSPToken *token;
gst_init (&argc, &argv);
loop = g_main_loop_new (NULL, FALSE);
/* create a server instance */
server = gst_rtsp_server_new ();
/* get the mounts for this server, every server has a default mapper object
* that be used to map uri mount points to media factories */
mounts = gst_rtsp_server_get_mount_points (server);
/* make a media factory for a test stream. The default media factory can use
* gst-launch syntax to create pipelines.
* any launch line works as long as it contains elements named pay%d. Each
* element with pay%d names will be a stream */
factory = gst_rtsp_media_factory_new ();
gst_rtsp_media_factory_set_launch (factory, "( "
"videotestsrc ! video/x-raw,width=352,height=288,framerate=15/1 ! "
"x264enc ! rtph264pay name=pay0 pt=96 "
"audiotestsrc ! audio/x-raw,rate=8000 ! "
"alawenc ! rtppcmapay name=pay1 pt=97 " ")");
/* attach the test factory to the /test url */
gst_rtsp_mount_points_add_factory (mounts, "/test", factory);
/* allow user and admin to access this resource */
gst_rtsp_media_factory_add_role (factory, "user",
GST_RTSP_PERM_MEDIA_FACTORY_ACCESS, G_TYPE_BOOLEAN, TRUE,
GST_RTSP_PERM_MEDIA_FACTORY_CONSTRUCT, G_TYPE_BOOLEAN, TRUE, NULL);
gst_rtsp_media_factory_add_role (factory, "admin",
GST_RTSP_PERM_MEDIA_FACTORY_ACCESS, G_TYPE_BOOLEAN, TRUE,
GST_RTSP_PERM_MEDIA_FACTORY_CONSTRUCT, G_TYPE_BOOLEAN, TRUE, NULL);
/* admin2 can look at the media but not construct so he gets a
* 401 Unauthorized */
gst_rtsp_media_factory_add_role (factory, "admin2",
GST_RTSP_PERM_MEDIA_FACTORY_ACCESS, G_TYPE_BOOLEAN, TRUE,
GST_RTSP_PERM_MEDIA_FACTORY_CONSTRUCT, G_TYPE_BOOLEAN, FALSE, NULL);
/* Anonymous user can do the same things as admin2 on this resource */
gst_rtsp_media_factory_add_role (factory, "anonymous",
GST_RTSP_PERM_MEDIA_FACTORY_ACCESS, G_TYPE_BOOLEAN, TRUE,
GST_RTSP_PERM_MEDIA_FACTORY_CONSTRUCT, G_TYPE_BOOLEAN, FALSE, NULL);
/* make another factory */
factory = gst_rtsp_media_factory_new ();
gst_rtsp_media_factory_set_launch (factory, "( "
"videotestsrc ! video/x-raw,width=352,height=288,framerate=30/1 ! "
"x264enc ! rtph264pay name=pay0 pt=96 )");
/* attach the test factory to the /test url */
gst_rtsp_mount_points_add_factory (mounts, "/test2", factory);
/* allow admin2 to access this resource */
/* user and admin have no permissions so they can't even see the
* media and get a 404 Not Found */
gst_rtsp_media_factory_add_role (factory, "admin2",
GST_RTSP_PERM_MEDIA_FACTORY_ACCESS, G_TYPE_BOOLEAN, TRUE,
GST_RTSP_PERM_MEDIA_FACTORY_CONSTRUCT, G_TYPE_BOOLEAN, TRUE, NULL);
/* don't need the ref to the mapper anymore */
g_object_unref (mounts);
/* make a new authentication manager */
auth = gst_rtsp_auth_new ();
gst_rtsp_auth_set_supported_methods (auth, GST_RTSP_AUTH_DIGEST);
/* make default token, it has no permissions */
token =
gst_rtsp_token_new (GST_RTSP_TOKEN_MEDIA_FACTORY_ROLE, G_TYPE_STRING,
"anonymous", NULL);
gst_rtsp_auth_set_default_token (auth, token);
gst_rtsp_token_unref (token);
/* make user token */
token =
gst_rtsp_token_new (GST_RTSP_TOKEN_MEDIA_FACTORY_ROLE, G_TYPE_STRING,
"user", NULL);
gst_rtsp_auth_add_digest (auth, "user", "password", token);
gst_rtsp_token_unref (token);
/* make admin token */
token =
gst_rtsp_token_new (GST_RTSP_TOKEN_MEDIA_FACTORY_ROLE, G_TYPE_STRING,
"admin", NULL);
gst_rtsp_auth_add_digest (auth, "admin", "power", token);
gst_rtsp_token_unref (token);
/* make admin2 token */
token =
gst_rtsp_token_new (GST_RTSP_TOKEN_MEDIA_FACTORY_ROLE, G_TYPE_STRING,
"admin2", NULL);
gst_rtsp_auth_add_digest (auth, "admin2", "power2", token);
gst_rtsp_token_unref (token);
/* set as the server authentication manager */
gst_rtsp_server_set_auth (server, auth);
g_object_unref (auth);
/* attach the server to the default maincontext */
if (gst_rtsp_server_attach (server, NULL) == 0)
goto failed;
g_timeout_add_seconds (2, (GSourceFunc) timeout, server);
g_timeout_add_seconds (10, (GSourceFunc) remove_sessions, server);
/* start serving */
g_print ("stream with user:password ready at rtsp://127.0.0.1:8554/test\n");
g_print ("stream with admin:power ready at rtsp://127.0.0.1:8554/test\n");
g_print ("stream with admin2:power2 ready at rtsp://127.0.0.1:8554/test2\n");
g_main_loop_run (loop);
return 0;
/* ERRORS */
failed:
{
g_print ("failed to attach the server\n");
return -1;
}
}

344
gst/rtsp-server/rtsp-auth.c
View file

@ -62,10 +62,43 @@ struct _GstRTSPAuthPrivate
GTlsDatabase *database;
GTlsAuthenticationMode mode;
GHashTable *basic; /* protected by lock */
GHashTable *digest, *nonces; /* protected by lock */
guint64 last_nonce_check;
GstRTSPToken *default_token;
GstRTSPMethod methods;
GstRTSPAuthMethod auth_methods;
};
typedef struct
{
GstRTSPToken *token;
gchar *pass;
} GstRTSPDigestEntry;
typedef struct
{
gchar *nonce;
gchar *ip;
guint64 timestamp;
gpointer client;
} GstRTSPDigestNonce;
static void
gst_rtsp_digest_entry_free (GstRTSPDigestEntry * entry)
{
gst_rtsp_token_unref (entry->token);
g_free (entry->pass);
g_free (entry);
}
static void
gst_rtsp_digest_nonce_free (GstRTSPDigestNonce * nonce)
{
g_free (nonce->nonce);
g_free (nonce->ip);
g_free (nonce);
}
enum
{
PROP_0,
@ -92,6 +125,9 @@ static void gst_rtsp_auth_finalize (GObject * obj);
static gboolean default_authenticate (GstRTSPAuth * auth, GstRTSPContext * ctx);
static gboolean default_check (GstRTSPAuth * auth, GstRTSPContext * ctx,
const gchar * check);
static void default_generate_authenticate_header (GstRTSPAuth * auth,
GstRTSPContext * ctx);
G_DEFINE_TYPE (GstRTSPAuth, gst_rtsp_auth, G_TYPE_OBJECT);
@ -110,6 +146,7 @@ gst_rtsp_auth_class_init (GstRTSPAuthClass * klass)
klass->authenticate = default_authenticate;
klass->check = default_check;
klass->generate_authenticate_header = default_generate_authenticate_header;
GST_DEBUG_CATEGORY_INIT (rtsp_auth_debug, "rtspauth", 0, "GstRTSPAuth");
@ -150,9 +187,14 @@ gst_rtsp_auth_init (GstRTSPAuth * auth)
priv->basic = g_hash_table_new_full (g_str_hash, g_str_equal, g_free,
(GDestroyNotify) gst_rtsp_token_unref);
priv->digest = g_hash_table_new_full (g_str_hash, g_str_equal, g_free,
(GDestroyNotify) gst_rtsp_digest_entry_free);
priv->nonces = g_hash_table_new_full (g_str_hash, g_str_equal, g_free,
(GDestroyNotify) gst_rtsp_digest_nonce_free);
/* bitwise or of all methods that need authentication */
priv->methods = 0;
priv->auth_methods = GST_RTSP_AUTH_BASIC;
}
static void
@ -168,6 +210,8 @@ gst_rtsp_auth_finalize (GObject * obj)
if (priv->database)
g_object_unref (priv->database);
g_hash_table_unref (priv->basic);
g_hash_table_unref (priv->digest);
g_hash_table_unref (priv->nonces);
g_mutex_clear (&priv->lock);
G_OBJECT_CLASS (gst_rtsp_auth_parent_class)->finalize (obj);
@ -469,8 +513,7 @@ gst_rtsp_auth_add_basic (GstRTSPAuth * auth, const gchar * basic,
* @auth: a #GstRTSPAuth
* @basic: (transfer none): the basic token
*
* Add a basic token for the default authentication algorithm that
* enables the client with privileges from @authgroup.
* Removes @basic authentication token.
*/
void
gst_rtsp_auth_remove_basic (GstRTSPAuth * auth, const gchar * basic)
@ -487,12 +530,216 @@ gst_rtsp_auth_remove_basic (GstRTSPAuth * auth, const gchar * basic)
g_mutex_unlock (&priv->lock);
}
/**
* gst_rtsp_auth_add_digest:
* @auth: a #GstRTSPAuth
* @user: the digest user name
* @pass: the digest password
* @token: (transfer none): authorisation token
*
* Add a digest @user and @pass for the default authentication algorithm that
* enables the client with privileges listed in @token.
*
* Since: 1.12
*/
void
gst_rtsp_auth_add_digest (GstRTSPAuth * auth, const gchar * user,
const gchar * pass, GstRTSPToken * token)
{
GstRTSPAuthPrivate *priv;
GstRTSPDigestEntry *entry;
g_return_if_fail (GST_IS_RTSP_AUTH (auth));
g_return_if_fail (user != NULL);
g_return_if_fail (pass != NULL);
g_return_if_fail (GST_IS_RTSP_TOKEN (token));
priv = auth->priv;
entry = g_new0 (GstRTSPDigestEntry, 1);
entry->token = gst_rtsp_token_ref (token);
entry->pass = g_strdup (pass);
g_mutex_lock (&priv->lock);
g_hash_table_replace (priv->digest, g_strdup (user), entry);
g_mutex_unlock (&priv->lock);
}
/**
* gst_rtsp_auth_remove_digest:
* @auth: a #GstRTSPAuth
* @user: (transfer none): the digest user name
*
* Removes a digest user.
*
* Since: 1.12
*/
void
gst_rtsp_auth_remove_digest (GstRTSPAuth * auth, const gchar * user)
{
GstRTSPAuthPrivate *priv;
g_return_if_fail (GST_IS_RTSP_AUTH (auth));
g_return_if_fail (user != NULL);
priv = auth->priv;
g_mutex_lock (&priv->lock);
g_hash_table_remove (priv->digest, user);
g_mutex_unlock (&priv->lock);
}
/**
* gst_rtsp_auth_set_supported_methods:
* @auth: a #GstRTSPAuth
* @methods: supported methods
*
* Sets the supported authentication @methods for @auth.
*
* Since: 1.12
*/
void
gst_rtsp_auth_set_supported_methods (GstRTSPAuth * auth,
GstRTSPAuthMethod methods)
{
GstRTSPAuthPrivate *priv;
g_return_if_fail (GST_IS_RTSP_AUTH (auth));
priv = auth->priv;
g_mutex_lock (&priv->lock);
priv->auth_methods = methods;
g_mutex_unlock (&priv->lock);
}
/**
* gst_rtsp_auth_get_supported_methods:
* @auth: a #GstRTSPAuth
*
* Gets the supported authentication methods of @auth.
*
* Returns: The supported authentication methods
*
* Since: 1.12
*/
GstRTSPAuthMethod
gst_rtsp_auth_get_supported_methods (GstRTSPAuth * auth)
{
GstRTSPAuthPrivate *priv;
GstRTSPAuthMethod methods;
g_return_val_if_fail (GST_IS_RTSP_AUTH (auth), 0);
priv = auth->priv;
g_mutex_lock (&priv->lock);
methods = priv->auth_methods;
g_mutex_unlock (&priv->lock);
return methods;
}
typedef struct
{
GstRTSPAuth *auth;
GstRTSPDigestNonce *nonce;
} RemoveNonceData;
static void
remove_nonce (gpointer data, GObject * object)
{
RemoveNonceData *remove_nonce_data = data;
g_mutex_lock (&remove_nonce_data->auth->priv->lock);
g_hash_table_remove (remove_nonce_data->auth->priv->nonces,
remove_nonce_data->nonce->nonce);
g_mutex_unlock (&remove_nonce_data->auth->priv->lock);
g_object_unref (remove_nonce_data->auth);
g_free (remove_nonce_data);
}
static gboolean
default_digest_auth (GstRTSPAuth * auth, GstRTSPContext * ctx,
GstRTSPAuthParam ** param)
{
const gchar *realm = NULL, *user = NULL, *nonce = NULL;
const gchar *response = NULL, *uri = NULL;
GstRTSPDigestNonce *nonce_entry = NULL;
GstRTSPDigestEntry *digest_entry;
gchar *expected_response = NULL;
gboolean ret = FALSE;
GST_DEBUG_OBJECT (auth, "check Digest auth");
if (!param)
return ret;
while (*param) {
if (!realm && strcmp ((*param)->name, "realm") == 0 && (*param)->value)
realm = (*param)->value;
else if (!user && strcmp ((*param)->name, "username") == 0
&& (*param)->value)
user = (*param)->value;
else if (!nonce && strcmp ((*param)->name, "nonce") == 0 && (*param)->value)
nonce = (*param)->value;
else if (!response && strcmp ((*param)->name, "response") == 0
&& (*param)->value)
response = (*param)->value;
else if (!uri && strcmp ((*param)->name, "uri") == 0 && (*param)->value)
uri = (*param)->value;
param++;
}
if (!realm || !user || !nonce || !response || !uri)
return FALSE;
g_mutex_lock (&auth->priv->lock);
digest_entry = g_hash_table_lookup (auth->priv->digest, user);
if (!digest_entry)
goto out;
nonce_entry = g_hash_table_lookup (auth->priv->nonces, nonce);
if (!nonce_entry)
goto out;
if (strcmp (nonce_entry->ip, gst_rtsp_connection_get_ip (ctx->conn)) != 0)
goto out;
if (nonce_entry->client && nonce_entry->client != ctx->client)
goto out;
expected_response =
gst_rtsp_generate_digest_auth_response (NULL,
gst_rtsp_method_as_text (ctx->method), "GStreamer RTSP Server", user,
digest_entry->pass, uri, nonce);
if (!expected_response || strcmp (response, expected_response) != 0)
goto out;
ctx->token = digest_entry->token;
ret = TRUE;
out:
if (nonce_entry && !nonce_entry->client) {
RemoveNonceData *remove_nonce_data = g_new (RemoveNonceData, 1);
nonce_entry->client = ctx->client;
remove_nonce_data->nonce = nonce_entry;
remove_nonce_data->auth = g_object_ref (auth);
g_object_weak_ref (G_OBJECT (ctx->client), remove_nonce, remove_nonce_data);
}
g_mutex_unlock (&auth->priv->lock);
g_free (expected_response);
return ret;
}
static gboolean
default_authenticate (GstRTSPAuth * auth, GstRTSPContext * ctx)
{
GstRTSPAuthPrivate *priv = auth->priv;
GstRTSPResult res;
gchar *authorization;
GstRTSPAuthCredential **credentials, **credential;
GST_DEBUG_OBJECT (auth, "authenticate");
@ -502,27 +749,38 @@ default_authenticate (GstRTSPAuth * auth, GstRTSPContext * ctx)
ctx->token = priv->default_token;
g_mutex_unlock (&priv->lock);
res =
gst_rtsp_message_get_header (ctx->request, GST_RTSP_HDR_AUTHORIZATION,
&authorization, 0);
if (res < 0)
credentials =
gst_rtsp_message_parse_auth_credentials (ctx->request,
GST_RTSP_HDR_AUTHORIZATION);
if (!credentials)
goto no_auth;
/* parse type */
if (g_ascii_strncasecmp (authorization, "basic ", 6) == 0) {
credential = credentials;
while (*credential) {
if ((*credential)->scheme == GST_RTSP_AUTH_BASIC) {
GstRTSPToken *token;
GST_DEBUG_OBJECT (auth, "check Basic auth");
g_mutex_lock (&priv->lock);
if ((token = g_hash_table_lookup (priv->basic, &authorization[6]))) {
if ((token =
g_hash_table_lookup (priv->basic,
(*credential)->authorization))) {
GST_DEBUG_OBJECT (auth, "setting token %p", token);
ctx->token = token;
g_mutex_unlock (&priv->lock);
break;
}
g_mutex_unlock (&priv->lock);
} else if (g_ascii_strncasecmp (authorization, "digest ", 7) == 0) {
GST_DEBUG_OBJECT (auth, "check Digest auth");
/* not implemented yet */
} else if ((*credential)->scheme == GST_RTSP_AUTH_DIGEST) {
if (default_digest_auth (auth, ctx, (*credential)->params))
break;
}
credential++;
}
gst_rtsp_auth_credentials_free (credentials);
return TRUE;
no_auth:
@ -532,6 +790,57 @@ no_auth:
}
}
static void
default_generate_authenticate_header (GstRTSPAuth * auth, GstRTSPContext * ctx)
{
if (auth->priv->auth_methods & GST_RTSP_AUTH_BASIC) {
gst_rtsp_message_add_header (ctx->response, GST_RTSP_HDR_WWW_AUTHENTICATE,
"Basic realm=\"GStreamer RTSP Server\"");
}
if (auth->priv->auth_methods & GST_RTSP_AUTH_DIGEST) {
GstRTSPDigestNonce *nonce;
gchar *nonce_value, *auth_header;
nonce_value =
g_strdup_printf ("%08x%08x", g_random_int (), g_random_int ());
auth_header =
g_strdup_printf
("Digest realm=\"GStreamer RTSP Server\", nonce=\"%s\"", nonce_value);
gst_rtsp_message_add_header (ctx->response, GST_RTSP_HDR_WWW_AUTHENTICATE,
auth_header);
g_free (auth_header);
nonce = g_new0 (GstRTSPDigestNonce, 1);
nonce->nonce = g_strdup (nonce_value);
nonce->timestamp = g_get_monotonic_time ();
nonce->ip = g_strdup (gst_rtsp_connection_get_ip (ctx->conn));
g_mutex_lock (&auth->priv->lock);
g_hash_table_replace (auth->priv->nonces, nonce_value, nonce);
if (auth->priv->last_nonce_check == 0)
auth->priv->last_nonce_check = nonce->timestamp;
/* 30 second nonce timeout */
if (nonce->timestamp - auth->priv->last_nonce_check >= 30 * G_USEC_PER_SEC) {
GHashTableIter iter;
gpointer key, value;
g_hash_table_iter_init (&iter, auth->priv->nonces);
while (g_hash_table_iter_next (&iter, &key, &value)) {
GstRTSPDigestNonce *tmp = value;
if (nonce->timestamp - tmp->timestamp >= 30 * G_USEC_PER_SEC)
g_hash_table_iter_remove (&iter);
}
auth->priv->last_nonce_check = nonce->timestamp;
}
g_mutex_unlock (&auth->priv->lock);
}
}
static void
send_response (GstRTSPAuth * auth, GstRTSPStatusCode code, GstRTSPContext * ctx)
{
@ -539,9 +848,12 @@ send_response (GstRTSPAuth * auth, GstRTSPStatusCode code, GstRTSPContext * ctx)
gst_rtsp_status_as_text (code), ctx->request);
if (code == GST_RTSP_STS_UNAUTHORIZED) {
/* we only have Basic for now */
gst_rtsp_message_add_header (ctx->response, GST_RTSP_HDR_WWW_AUTHENTICATE,
"Basic realm=\"GStreamer RTSP Server\"");
GstRTSPAuthClass *klass;
klass = GST_RTSP_AUTH_GET_CLASS (auth);
if (klass->generate_authenticate_header)
klass->generate_authenticate_header (auth, ctx);
}
gst_rtsp_client_send_message (ctx->client, ctx->session, ctx->response);
}

8
gst/rtsp-server/rtsp-auth.h
View file

@ -72,6 +72,7 @@ struct _GstRTSPAuthClass {
gboolean (*authenticate) (GstRTSPAuth *auth, GstRTSPContext *ctx);
gboolean (*check) (GstRTSPAuth *auth, GstRTSPContext *ctx,
const gchar *check);
void (*generate_authenticate_header) (GstRTSPAuth *auth, GstRTSPContext *ctx);
gboolean (*accept_certificate) (GstRTSPAuth *auth,
GTlsConnection *connection,
GTlsCertificate *peer_cert,
@ -100,6 +101,13 @@ void gst_rtsp_auth_add_basic (GstRTSPAuth *auth, const gc
GstRTSPToken *token);
void gst_rtsp_auth_remove_basic (GstRTSPAuth *auth, const gchar * basic);
void gst_rtsp_auth_add_digest (GstRTSPAuth *auth, const gchar *user,
const gchar *pass, GstRTSPToken *token);
void gst_rtsp_auth_remove_digest (GstRTSPAuth *auth, const gchar *user);
void gst_rtsp_auth_set_supported_methods (GstRTSPAuth *auth, GstRTSPAuthMethod methods);
GstRTSPAuthMethod gst_rtsp_auth_get_supported_methods (GstRTSPAuth *auth);
gboolean gst_rtsp_auth_check (const gchar *check);

4
win32/common/libgstrtspserver.def
View file

@ -11,8 +11,10 @@ EXPORTS
gst_rtsp_address_pool_new
gst_rtsp_address_pool_reserve_address
gst_rtsp_auth_add_basic
gst_rtsp_auth_add_digest
gst_rtsp_auth_check
gst_rtsp_auth_get_default_token
gst_rtsp_auth_get_supported_methods
gst_rtsp_auth_get_tls_authentication_mode
gst_rtsp_auth_get_tls_certificate
gst_rtsp_auth_get_tls_database
@ -20,7 +22,9 @@ EXPORTS
gst_rtsp_auth_make_basic
gst_rtsp_auth_new
gst_rtsp_auth_remove_basic
gst_rtsp_auth_remove_digest
gst_rtsp_auth_set_default_token
gst_rtsp_auth_set_supported_methods
gst_rtsp_auth_set_tls_authentication_mode
gst_rtsp_auth_set_tls_certificate
gst_rtsp_auth_set_tls_database