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gdbus: actually return string length from hexdecode()

Browse Source 
https://bugzilla.gnome.org/show_bug.cgi?id=794170
This commit is contained in:
Руслан Ижбулатов 2018-03-08 09:35:15 +00:00 committed by Philip Withnall
parent 8e315bd8ae
commit f7c0ff773e
4 changed files with 28 additions and 11 deletions
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8
gio/gdbusauth.c
View File

@ -404,13 +404,17 @@ hexdecode (const gchar *str,
g_string_append_c (s, value);
}
*out_len = s->len;
ret = g_string_free (s, FALSE);
s = NULL;
out:
if (s != NULL)
g_string_free (s, TRUE);
return ret;
{
*out_len = 0;
g_string_free (s, TRUE);
}
return ret;
}
/* TODO: take len */

8
gio/gdbusauthmechanismanon.c
View File

@ -262,6 +262,7 @@ mechanism_client_initiate (GDBusAuthMechanism *mechanism,
gsize *out_initial_response_len)
{
GDBusAuthMechanismAnon *m = G_DBUS_AUTH_MECHANISM_ANON (mechanism);
gchar *result;
g_return_val_if_fail (G_IS_DBUS_AUTH_MECHANISM_ANON (mechanism), NULL);
g_return_val_if_fail (!m->priv->is_server && !m->priv->is_client, NULL);
@ -269,10 +270,11 @@ mechanism_client_initiate (GDBusAuthMechanism *mechanism,
m->priv->is_client = TRUE;
m->priv->state = G_DBUS_AUTH_MECHANISM_STATE_ACCEPTED;
*out_initial_response_len = -1;
/* just return our library name and version */
return g_strdup ("GDBus 0.1");
result = g_strdup ("GDBus 0.1");
*out_initial_response_len = strlen (result);
return result;
}
static void

14
gio/gdbusauthmechanismexternal.c
View File

@ -177,7 +177,8 @@ mechanism_server_get_state (GDBusAuthMechanism *mechanism)
}
static gboolean
data_matches_credentials (const gchar *data,
data_matches_credentials (const gchar *data,
gsize data_len,
GCredentials *credentials)
{
gboolean match;
@ -187,7 +188,7 @@ data_matches_credentials (const gchar *data,
if (credentials == NULL)
goto out;
if (data == NULL || strlen (data) == 0)
if (data == NULL || data_len == 0)
goto out;
#if defined(G_OS_UNIX)
@ -227,7 +228,9 @@ mechanism_server_initiate (GDBusAuthMechanism *mechanism,
if (initial_response != NULL)
{
if (data_matches_credentials (initial_response, _g_dbus_auth_mechanism_get_credentials (mechanism)))
if (data_matches_credentials (initial_response,
initial_response_len,
_g_dbus_auth_mechanism_get_credentials (mechanism)))
{
m->priv->state = G_DBUS_AUTH_MECHANISM_STATE_ACCEPTED;
}
@ -253,7 +256,9 @@ mechanism_server_data_receive (GDBusAuthMechanism *mechanism,
g_return_if_fail (m->priv->is_server && !m->priv->is_client);
g_return_if_fail (m->priv->state == G_DBUS_AUTH_MECHANISM_STATE_WAITING_FOR_DATA);
if (data_matches_credentials (data, _g_dbus_auth_mechanism_get_credentials (mechanism)))
if (data_matches_credentials (data,
data_len,
_g_dbus_auth_mechanism_get_credentials (mechanism)))
{
m->priv->state = G_DBUS_AUTH_MECHANISM_STATE_ACCEPTED;
}
@ -340,6 +345,7 @@ mechanism_client_initiate (GDBusAuthMechanism *mechanism,
/* return the uid */
#if defined(G_OS_UNIX)
initial_response = g_strdup_printf ("%" G_GINT64_FORMAT, (gint64) g_credentials_get_unix_user (credentials, NULL));
*out_initial_response_len = strlen (initial_response);
#elif defined(G_OS_WIN32)
#ifdef __GNUC__
#warning Dont know how to send credentials on this OS. The EXTERNAL D-Bus authentication mechanism will not work.

9
gio/gdbusauthmechanismsha1.c
View File

@ -949,7 +949,7 @@ mechanism_server_initiate (GDBusAuthMechanism *mechanism,
m->priv->is_server = TRUE;
m->priv->state = G_DBUS_AUTH_MECHANISM_STATE_REJECTED;
if (initial_response != NULL && strlen (initial_response) > 0)
if (initial_response != NULL && initial_response_len > 0)
{
#ifdef G_OS_UNIX
gint64 uid;
@ -1035,6 +1035,7 @@ mechanism_server_data_send (GDBusAuthMechanism *mechanism,
g_return_val_if_fail (m->priv->state == G_DBUS_AUTH_MECHANISM_STATE_HAVE_DATA_TO_SEND, NULL);
s = NULL;
*out_data_len = 0;
/* TODO: use GDBusAuthObserver here to get the cookie context to use? */
cookie_context = "org_gtk_gdbus_general";
@ -1057,6 +1058,7 @@ mechanism_server_data_send (GDBusAuthMechanism *mechanism,
cookie_context,
cookie_id,
m->priv->server_challenge);
*out_data_len = strlen (s);
m->priv->state = G_DBUS_AUTH_MECHANISM_STATE_WAITING_FOR_DATA;
@ -1120,8 +1122,10 @@ mechanism_client_initiate (GDBusAuthMechanism *mechanism,
#ifdef G_OS_UNIX
initial_response = g_strdup_printf ("%" G_GINT64_FORMAT, (gint64) getuid ());
*out_initial_response_len = strlen (initial_response);
#elif defined (G_OS_WIN32)
initial_response = _g_dbus_win32_get_user_sid ();
initial_response = _g_dbus_win32_get_user_sid ();
*out_initial_response_len = strlen (initial_response);
#else
#error Please implement for your OS
#endif
@ -1208,6 +1212,7 @@ mechanism_client_data_send (GDBusAuthMechanism *mechanism,
m->priv->state = G_DBUS_AUTH_MECHANISM_STATE_ACCEPTED;
*out_data_len = strlen (m->priv->to_send);
return g_strdup (m->priv->to_send);
}