adaptivedemux2: Parse cookies in downloadhelper

We need to parse any cookie headers, otherwise we end up
sending back attributes likes "Secure" and "httponly" which break
some servers.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/6198>

subprojects/gst-plugins-good/ext/adaptivedemux2/downloadhelper.c

@@ -49,7 +49,7 @@ struct DownloadHelper
 
   gchar *referer;
   gchar *user_agent;
-  gchar **cookies;
+  GSList *cookies;
 };
 
 struct DownloadHelperTransfer
@@ -651,7 +651,7 @@ downloadhelper_free (DownloadHelper * dh)
 
   g_free (dh->referer);
   g_free (dh->user_agent);
-  g_strfreev (dh->cookies);
+  _soup_cookies_free (dh->cookies);
 
   g_free (dh);
 }
@@ -678,10 +678,25 @@ downloadhelper_set_user_agent (DownloadHelper * dh, const gchar * user_agent)
 void
 downloadhelper_set_cookies (DownloadHelper * dh, gchar ** cookies)
 {
+  guint i;
   g_mutex_lock (&dh->transfer_lock);
-  g_strfreev (dh->cookies);
-  dh->cookies = cookies;
+  _soup_cookies_free (dh->cookies);
+  dh->cookies = NULL;
+
+  for (i = 0; cookies[i]; i++) {
+    SoupCookie *cookie = _soup_cookie_parse (cookies[i]);
+
+    if (cookie == NULL) {
+      GST_WARNING ("Couldn't parse cookie, ignoring: %s", cookies[i]);
+      continue;
+    }
+
+    dh->cookies = g_slist_append (dh->cookies, cookie);
+  }
+
   g_mutex_unlock (&dh->transfer_lock);
+
+  g_strfreev (cookies);
 }
 
 /* Called with the transfer lock held */
@@ -899,11 +914,7 @@ downloadhelper_submit_request (DownloadHelper * dh,
   }
 
   if (dh->cookies != NULL) {
-    gchar **cookie;
-
-    for (cookie = dh->cookies; *cookie != NULL; cookie++) {
-      _soup_message_headers_append (msg_headers, "Cookie", *cookie);
-    }
+    _soup_cookies_to_request (dh->cookies, msg);
   }
 
   transfer_task = transfer_task_new (dh, request, msg, blocking);

subprojects/gst-plugins-good/ext/soup/gstsouploader.c

@@ -137,6 +137,10 @@ typedef struct _GstSoupVTable
     GAsyncResult * result, GError ** error);
   GInputStream *(*_soup_session_send) (SoupSession * session, SoupMessage * msg,
     GCancellable * cancellable, GError ** error);
+  SoupCookie* (*_soup_cookie_parse) (const char* header, GUri* origin);
+  void (*_soup_cookies_to_request) (GSList* cookies, SoupMessage* msg);
+  void (*_soup_cookies_free) (GSList *cookies);
+
   /* *INDENT-ON* */
 } GstSoupVTable;
 
@@ -291,6 +295,9 @@ gst_soup_load_library (void)
       LOAD_SYMBOL (soup_session_get_type);
       LOAD_SYMBOL (soup_session_send);
       LOAD_SYMBOL (soup_session_send_finish);
+      LOAD_SYMBOL (soup_cookie_parse);
+      LOAD_SYMBOL (soup_cookies_to_request);
+      LOAD_SYMBOL (soup_cookies_free);
 
       vtable->loaded = TRUE;
       goto beach;
@@ -937,3 +944,37 @@ gst_soup_session_cancel_message (SoupSession * session, SoupMessage * msg,
   }
 #endif
 }
+
+SoupCookie *
+_soup_cookie_parse (const char *header)
+{
+#ifdef STATIC_SOUP
+  return soup_cookie_parse (header, NULL);
+#else
+  g_assert (gst_soup_vtable._soup_cookie_parse != NULL);
+  return gst_soup_vtable._soup_cookie_parse (header, NULL);
+#endif
+}
+
+
+void
+_soup_cookies_to_request (GSList * cookies, SoupMessage * msg)
+{
+#ifdef STATIC_SOUP
+  soup_cookies_to_request (cookies, msg);
+#else
+  g_assert (gst_soup_vtable._soup_cookies_to_request != NULL);
+  gst_soup_vtable._soup_cookies_to_request (cookies, msg);
+#endif
+}
+
+void
+_soup_cookies_free (GSList * cookies)
+{
+#ifdef STATIC_SOUP
+  soup_cookies_free (cookies);
+#else
+  g_assert (gst_soup_vtable._soup_cookies_free != NULL);
+  gst_soup_vtable._soup_cookies_free (cookies);
+#endif
+}

subprojects/gst-plugins-good/ext/soup/gstsouploader.h

@@ -66,6 +66,9 @@
 #define _soup_session_send_async _ad2_soup_session_send_async
 #define _soup_session_send_finish _ad2_soup_session_send_finish
 #define _soup_session_send _ad2_soup_session_send
+#define _soup_cookie_parse _ad2_soup_cookie_parse
+#define _soup_cookies_to_request _ad2_soup_cookies_to_request
+#define _soup_cookies_free _ad2_soup_cookies_free
 #define gst_soup_session_cancel_message ad2_gst_soup_session_cancel_message
 #endif
 
@@ -167,6 +170,11 @@ GInputStream *_soup_session_send (SoupSession *session, SoupMessage *msg,
 
 void gst_soup_session_cancel_message (SoupSession *session, SoupMessage *msg, GCancellable *cancellable);
 
+SoupCookie *_soup_cookie_parse (const char *header);
+void _soup_cookies_to_request (GSList *cookies, SoupMessage *msg);
+void _soup_cookies_free (GSList *cookies);
+
+
 G_END_DECLS
 
 #endif /* __GST_SOUP_LOADER_H__ */

subprojects/gst-plugins-good/ext/soup/stub/soup.h

@@ -209,6 +209,8 @@ static gpointer _SOUP_METHOD_POST;
 #define SOUP_METHOD_HEAD _SOUP_INTERN_METHOD(HEAD)
 #define SOUP_METHOD_POST _SOUP_INTERN_METHOD(POST)
 
+typedef struct _SoupCookie SoupCookie;
+
 G_END_DECLS
 
 #endif /* __GST_SOUP_STUB_H__ */