X-Git-Url: https://yaffs.net/gitweb/?p=yaffs2.git;a=blobdiff_plain;f=yaffs_guts.c;h=b83fa6388a22f7861cc00d89001678d927568584;hp=ba7fc845812a62e73abc6348a6e7661e1180316b;hb=HEAD;hpb=223ff79f689aba309ebc3ef856fb46095148d40e

diff --git a/yaffs_guts.c b/yaffs_guts.c
index ba7fc84..b83fa63 100644
--- a/yaffs_guts.c
+++ b/yaffs_guts.c
@@ -163,6 +163,8 @@ u8 *yaffs_get_temp_buffer(struct yaffs_dev * dev)
 
 }
 
+/* Frees all the temp_buffer objects in the yaffs_dev instance
+*/
 void yaffs_release_temp_buffer(struct yaffs_dev *dev, u8 *buffer)
 {
 	int i;
@@ -3017,8 +3019,10 @@ static void yaffs_check_obj_details_loaded(struct yaffs_obj *in)
 
 	result = yaffs_rd_chunk_tags_nand(dev, in->hdr_chunk, buf, &tags);
 
-	if (result == YAFFS_FAIL)
+	if (result == YAFFS_FAIL) {
+		yaffs_release_temp_buffer(dev, buf);
 		return;
+	}
 
 	oh = (struct yaffs_obj_hdr *)buf;
 
@@ -3201,7 +3205,6 @@ int yaffs_update_oh(struct yaffs_obj *in, const YCHAR *name, int force,
 		bi->has_shrink_hdr = 1;
 	}
 
-
 	return new_chunk_id;
 }
 
@@ -4541,11 +4544,16 @@ int yaffs_guts_ll_init(struct yaffs_dev *dev)
 		return YAFFS_FAIL;
 	}
 
+	if (!yaffs_init_tmp_buffers(dev))
+		return YAFFS_FAIL;
+
 	if (yaffs_init_nand(dev) != YAFFS_OK) {
 		yaffs_trace(YAFFS_TRACE_ALWAYS, "InitialiseNAND failed");
 		return YAFFS_FAIL;
 	}
 
+	dev->ll_init = 1;
+
 	return YAFFS_OK;
 }
 
@@ -4692,10 +4700,7 @@ int yaffs_guts_initialise(struct yaffs_dev *dev)
 
 	yaffs_endian_config(dev);
 
-	/* Initialise temporary buffers and caches. */
-	if (!yaffs_init_tmp_buffers(dev))
-		init_failed = 1;
-
+	/* Initialise temporary caches. */
 	dev->gc_cleanup_list = NULL;
 
 	if (!init_failed)
@@ -4824,6 +4829,7 @@ void yaffs_deinitialise(struct yaffs_dev *dev)
 		kfree(dev->checkpt_block_list);
 		dev->checkpt_block_list = NULL;
 
+		dev->ll_init = 0;
 		dev->is_mounted = 0;
 
 		yaffs_deinit_nand(dev);
@@ -4883,6 +4889,85 @@ int yaffs_get_n_free_chunks(struct yaffs_dev *dev)
 	return n_free;
 }
 
+/*
+ * Marshalling functions to get the appropriate time values saved
+ * and restored to/from obj headers.
+ *
+ * Note that the WinCE time fields are used to store the 32-bit values.
+ */
+
+static void yaffs_oh_time_load(u32 *yst_time, u32 *win_time, YTIME_T timeval)
+{
+	u32 upper;
+	u32 lower;
+
+	lower = timeval & 0xffffffff;
+	/* we have to use #defines here insted of an if statement
+	otherwise the compiler throws an error saying that
+	right shift count >= width of type when we are using 32 bit time.
+	*/
+	#ifdef CONFIG_YAFFS_USE_32_BIT_TIME_T
+                upper = 0;
+        #else
+                upper = (timeval >> 32) & 0xffffffff;
+        #endif
+
+	*yst_time = lower;
+	win_time[0] = lower;
+	win_time[1] = upper;
+}
+
+static YTIME_T yaffs_oh_time_fetch(const u32 *yst_time, const u32 *win_time)
+{
+	u32 upper;
+	u32 lower;
+
+	if (win_time[1] == 0xffffffff) {
+		upper = 0;
+		lower = *yst_time;
+	} else {
+		upper = win_time[1];
+		lower = win_time[0];
+	}
+	if (sizeof(YTIME_T) > sizeof(u32)) {
+		u64 ret;
+		ret = (((u64)upper) << 32) | lower;
+		return (YTIME_T) ret;
+
+	} else
+		return (YTIME_T) lower;
+}
+
+YTIME_T yaffs_oh_ctime_fetch(struct yaffs_obj_hdr *oh)
+{
+	return yaffs_oh_time_fetch(&oh->yst_ctime, oh->win_ctime);
+}
+
+YTIME_T yaffs_oh_mtime_fetch(struct yaffs_obj_hdr *oh)
+{
+	return yaffs_oh_time_fetch(&oh->yst_mtime, oh->win_mtime);
+}
+
+YTIME_T yaffs_oh_atime_fetch(struct yaffs_obj_hdr *oh)
+{
+	return yaffs_oh_time_fetch(&oh->yst_atime, oh->win_atime);
+}
+
+void yaffs_oh_ctime_load(struct yaffs_obj *obj, struct yaffs_obj_hdr *oh)
+{
+	yaffs_oh_time_load(&oh->yst_ctime, oh->win_ctime, obj->yst_ctime);
+}
+
+void yaffs_oh_mtime_load(struct yaffs_obj *obj, struct yaffs_obj_hdr *oh)
+{
+	yaffs_oh_time_load(&oh->yst_mtime, oh->win_mtime, obj->yst_mtime);
+}
+
+void yaffs_oh_atime_load(struct yaffs_obj *obj, struct yaffs_obj_hdr *oh)
+{
+	yaffs_oh_time_load(&oh->yst_atime, oh->win_atime, obj->yst_atime);
+}
+
 
 /*
  * Marshalling functions to get loff_t file sizes into and out of