Detect pairing failure for device having a password set

[#101 state:resolved]

The first pairing fails if a user has a password set on the device.

1 files changed, 16 insertions, 2 deletions

diff --git a/src/lockdown.c b/src/lockdown.c
index 6ddd7c0..1b33830 100644
--- a/src/lockdown.c
+++ b/src/lockdown.c
@@ -810,8 +810,6 @@ static lockdownd_error_t lockdownd_do_pair(lockdownd_client_t client, char *host
         if (lockdown_check_result(dict, verb) != RESULT_SUCCESS) {
                 ret = LOCKDOWN_E_PAIRING_FAILED;
         }
-        plist_free(dict);
-        dict = NULL;
 
         /* if pairing succeeded */
         if (ret == LOCKDOWN_E_SUCCESS) {
@@ -825,7 +823,23 @@ static lockdownd_error_t lockdownd_do_pair(lockdownd_client_t client, char *host
                 }
         } else {
                 log_dbg_msg(DBGMASK_LOCKDOWND, "%s: %s failure\n", __func__, verb);
+                plist_t error_node = NULL;
+                /* verify error condition */
+                error_node = plist_dict_get_item(dict, "Error");
+                if (error_node) {
+                        char *value = NULL;
+                        plist_get_string_val(error_node, &value);
+                        /* the first pairing fails if the device is password protected */
+                        if (value && !strcmp(value, "PasswordProtected")) {
+                                ret = LOCKDOWN_E_PASSWORD_PROTECTED;
+                                free(value);
+                        }
+                        plist_free(error_node);
+                        error_node = NULL;
+                }
         }
+        plist_free(dict);
+        dict = NULL;
         free(public_key.data);
         return ret;
 }