mobile_image_mounter: Better error handling (e.g. when device is locked)

1 files changed, 11 insertions, 2 deletions

diff --git a/tools/ideviceimagemounter.c b/tools/ideviceimagemounter.c
index 7101c7e..93cab09 100644
--- a/tools/ideviceimagemounter.c
+++ b/tools/ideviceimagemounter.c
@@ -248,7 +248,7 @@ int main(int argc, char **argv)
         lockdownd_client_free(lckd);
         lckd = NULL;
 
-        mobile_image_mounter_error_t err;
+        mobile_image_mounter_error_t err = MOBILE_IMAGE_MOUNTER_E_UNKNOWN_ERROR;
         plist_t result = NULL;
 
         if (list_mode) {
@@ -344,7 +344,7 @@ int main(int argc, char **argv)
                                                 uint32_t written, total = 0;
                                                 while (total < amount) {
                                                         written = 0;
-                                                        if (afc_file_write(afc, af, buf, amount, &written) !=
+                                                        if (afc_file_write(afc, af, buf + total, amount - total, &written) !=
                                                                 AFC_E_SUCCESS) {
                                                                 fprintf(stderr, "AFC Write error!\n");
                                                                 break;
@@ -368,6 +368,14 @@ int main(int argc, char **argv)
 
                 fclose(f);
 
+                if (err != MOBILE_IMAGE_MOUNTER_E_SUCCESS) {
+                        if (err == MOBILE_IMAGE_MOUNTER_E_DEVICE_LOCKED) {
+                                printf("ERROR: Device is locked, can't mount. Unlock device and try again.\n");
+                        } else {
+                                printf("ERROR: Unknown error occurred, can't mount.\n");
+                        }
+                        goto error_out;
+                }
                 printf("done.\n");
 
                 printf("Mounting...\n");
@@ -435,6 +443,7 @@ int main(int argc, char **argv)
                 plist_free(result);
         }
 
+error_out:
         /* perform hangup command */
         mobile_image_mounter_hangup(mim);
         /* free client */