2 files changed, 32 insertions, 19 deletions

diff --git a/include/libimobiledevice/lockdown.h b/include/libimobiledevice/lockdown.h
index 49c708d..bfdffad 100644
--- a/include/libimobiledevice/lockdown.h
+++ b/include/libimobiledevice/lockdown.h
@@ -31,26 +31,27 @@ extern "C" {
 #include <libimobiledevice/libimobiledevice.h>
 
 /* Error Codes */
-#define LOCKDOWN_E_SUCCESS                    0
-#define LOCKDOWN_E_INVALID_ARG               -1
-#define LOCKDOWN_E_INVALID_CONF              -2
-#define LOCKDOWN_E_PLIST_ERROR               -3
-#define LOCKDOWN_E_PAIRING_FAILED            -4
-#define LOCKDOWN_E_SSL_ERROR                 -5
-#define LOCKDOWN_E_DICT_ERROR                -6
-#define LOCKDOWN_E_START_SERVICE_FAILED      -7
-#define LOCKDOWN_E_NOT_ENOUGH_DATA           -8
-#define LOCKDOWN_E_SET_VALUE_PROHIBITED      -9
-#define LOCKDOWN_E_GET_VALUE_PROHIBITED     -10
-#define LOCKDOWN_E_REMOVE_VALUE_PROHIBITED  -11
-#define LOCKDOWN_E_MUX_ERROR                -12
-#define LOCKDOWN_E_ACTIVATION_FAILED        -13
-#define LOCKDOWN_E_PASSWORD_PROTECTED       -14
-#define LOCKDOWN_E_NO_RUNNING_SESSION       -15
-#define LOCKDOWN_E_INVALID_HOST_ID          -16
-#define LOCKDOWN_E_INVALID_SERVICE          -17
+#define LOCKDOWN_E_SUCCESS                     0
+#define LOCKDOWN_E_INVALID_ARG                -1
+#define LOCKDOWN_E_INVALID_CONF               -2
+#define LOCKDOWN_E_PLIST_ERROR                -3
+#define LOCKDOWN_E_PAIRING_FAILED             -4
+#define LOCKDOWN_E_SSL_ERROR                  -5
+#define LOCKDOWN_E_DICT_ERROR                 -6
+#define LOCKDOWN_E_START_SERVICE_FAILED       -7
+#define LOCKDOWN_E_NOT_ENOUGH_DATA            -8
+#define LOCKDOWN_E_SET_VALUE_PROHIBITED       -9
+#define LOCKDOWN_E_GET_VALUE_PROHIBITED      -10
+#define LOCKDOWN_E_REMOVE_VALUE_PROHIBITED   -11
+#define LOCKDOWN_E_MUX_ERROR                 -12
+#define LOCKDOWN_E_ACTIVATION_FAILED         -13
+#define LOCKDOWN_E_PASSWORD_PROTECTED        -14
+#define LOCKDOWN_E_NO_RUNNING_SESSION        -15
+#define LOCKDOWN_E_INVALID_HOST_ID           -16
+#define LOCKDOWN_E_INVALID_SERVICE           -17
+#define LOCKDOWN_E_INVALID_ACTIVATION_RECORD -18
 
-#define LOCKDOWN_E_UNKNOWN_ERROR           -256
+#define LOCKDOWN_E_UNKNOWN_ERROR            -256
 
 typedef int16_t lockdownd_error_t;
 
diff --git a/src/lockdown.c b/src/lockdown.c
index 13f3d48..512ec9e 100644
--- a/src/lockdown.c
+++ b/src/lockdown.c
@@ -1337,7 +1337,19 @@ lockdownd_error_t lockdownd_activate(lockdownd_client_t client, plist_t activati
         if (lockdown_check_result(dict, "Activate") == RESULT_SUCCESS) {
                 debug_info("success");
                 ret = LOCKDOWN_E_SUCCESS;
+                
+        } else {
+                plist_t error_node = plist_dict_get_item(dict, "Error");
+                if (error_node && PLIST_STRING == plist_get_node_type(error_node)) {
+                        char *error = NULL;
+                        plist_get_string_val(error_node, &error);
+                        if (!strcmp(error, "InvalidActivationRecord")) {
+                                ret = LOCKDOWN_E_INVALID_ACTIVATION_RECORD;
+                        }
+                        free(error);
+                }
         }
+        
         plist_free(dict);
         dict = NULL;