Rename Nandroid to backup/restore. Allow configuration of default backup handlers.

Change-Id: I0df52b3929ea3aaf179e1c572b80841c89879ca8

1 files changed, 19 insertions, 2 deletions

diff --git a/nandroid.c b/nandroid.c
index fee779f..1623108 100644
--- a/nandroid.c
+++ b/nandroid.c
@@ -193,6 +193,22 @@ static int dedupe_compress_wrapper(const char* backup_path, const char* backup_f
     return __pclose(fp);
 }
 
+static nandroid_backup_handler default_backup_handler = dedupe_compress_wrapper;
+static void refresh_default_backup_handler() {
+    char fmt[5];
+    ensure_path_mounted("/sdcard");
+    FILE* f = fopen("/sdcard/clockworkmod/.default_backup_format", "r");
+    if (NULL == f)
+        return;
+    fread(fmt, 1, sizeof(fmt), f);
+    fclose(f);
+    fmt[3] = NULL;
+    if (0 == strcmp(fmt, "tar"))
+        default_backup_handler = tar_compress_wrapper;
+    else
+        default_backup_handler = dedupe_compress_wrapper;
+}
+
 static nandroid_backup_handler get_backup_handler(const char *backup_path) {
     Volume *v = volume_for_path(backup_path);
     if (v == NULL) {
@@ -206,7 +222,7 @@ static nandroid_backup_handler get_backup_handler(const char *backup_path) {
     }
 
     if (strcmp(backup_path, "/data") == 0 && is_data_media()) {
-        return dedupe_compress_wrapper;
+        return default_backup_handler;
     }
 
     // cwr5, we prefer dedupe for everything except yaffs2
@@ -214,7 +230,7 @@ static nandroid_backup_handler get_backup_handler(const char *backup_path) {
         return mkyaffs2image_wrapper;
     }
 
-    return dedupe_compress_wrapper;
+    return default_backup_handler;
 }
 
 
@@ -286,6 +302,7 @@ int nandroid_backup(const char* backup_path)
 {
     nandroid_backup_bitfield = 0;
     ui_set_background(BACKGROUND_ICON_INSTALLING);
+    refresh_default_backup_handler();
     
     if (ensure_path_mounted(backup_path) != 0) {
         return print_and_error("Can't mount backup path.\n");