mike-jumper commented on a change in pull request #219: GUACAMOLE-422: Add
timezone to client handshake
URL: https://github.com/apache/guacamole-server/pull/219#discussion_r270507864
##########
File path: src/libguac/user-handshake.c
##########
@@ -171,6 +171,80 @@ static void guac_free_mimetypes(char** mimetypes) {
}
+/* Guacamole handshake handler functions. */
+
+int __guac_handshake_size_handler(guac_user* user, int argc, char** argv) {
+
+ /* Validate size of instruction. */
+ if (argc < 2) {
+ guac_user_log(user, GUAC_LOG_ERROR, "Received \"size\" "
+ "instruction lacked required arguments.");
+ return 1;
+ }
+
+ /* Parse optimal screen dimensions from size instruction */
+ user->info.optimal_width = atoi(argv[0]);
+ user->info.optimal_height = atoi(argv[1]);
+
+ /* If DPI given, set the user resolution */
+ if (argc >= 3)
+ user->info.optimal_resolution = atoi(argv[2]);
+
+ /* Otherwise, use a safe default for rough backwards compatibility */
+ else
+ user->info.optimal_resolution = 96;
+
+ return 0;
+
+}
+
+int __guac_handshake_audio_handler(guac_user* user, int argc, char** argv) {
+
+ /* Store audio mimetypes */
+ user->info.audio_mimetypes = (const char**) guac_copy_mimetypes(argv,
argc);
+
+ return 0;
+
+}
+
+int __guac_handshake_video_handler(guac_user* user, int argc, char** argv) {
+
+ /* Store video mimetypes */
+ user->info.video_mimetypes = (const char**) guac_copy_mimetypes(argv,
argc);
Review comment:
If `video` is received twice, this will leak memory. The previous value, if
any, will need to be freed before assigning a new value.
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