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-rw-r--r--release_docs/RELEASE.txt2
-rw-r--r--src/H5O.c3
-rw-r--r--src/H5Oattribute.c2
-rw-r--r--src/H5Ocache.c18
-rw-r--r--src/H5Ocopy.c3
-rw-r--r--src/H5Omessage.c12
-rw-r--r--src/H5Opkg.h17
7 files changed, 43 insertions, 14 deletions
diff --git a/release_docs/RELEASE.txt b/release_docs/RELEASE.txt
index 40326bf..6c0b077 100644
--- a/release_docs/RELEASE.txt
+++ b/release_docs/RELEASE.txt
@@ -113,6 +113,8 @@ Bug Fixes since HDF5-1.8.2
Library
-------
+ - Fixed a bug that could cause problems when copying an object with a shared
+ message in its own object header. NAF - 2009/01/29
- Changed H5Tset_order to properly reject H5T_ORDER_NONE for most datatypes.
NAF - 2009/01/27
- Fixed a bug where H5Tpack wouldn't remove trailing space from an otherwise
diff --git a/src/H5O.c b/src/H5O.c
index 52338cc..1d640fa 100644
--- a/src/H5O.c
+++ b/src/H5O.c
@@ -2273,8 +2273,7 @@ H5O_get_info(H5O_loc_t *oloc, hid_t dxpl_id, hbool_t want_ih_info, H5O_info_t *o
HDassert(oinfo);
/* Get the object header */
- if(NULL == (oh = (H5O_t *)H5AC_protect(oloc->file, dxpl_id, H5AC_OHDR, oloc->addr, NULL, NULL,
- (H5F_get_intent(oloc->file) & H5F_ACC_RDWR) ? H5AC_WRITE : H5AC_READ)))
+ if(NULL == (oh = (H5O_t *)H5AC_protect(oloc->file, dxpl_id, H5AC_OHDR, oloc->addr, NULL, NULL, H5AC_READ)))
HGOTO_ERROR(H5E_OHDR, H5E_CANTLOAD, FAIL, "unable to load object header")
/* Reset the object info structure */
diff --git a/src/H5Oattribute.c b/src/H5Oattribute.c
index 466d691..0aec591 100644
--- a/src/H5Oattribute.c
+++ b/src/H5Oattribute.c
@@ -1207,7 +1207,7 @@ H5O_attr_iterate_real(hid_t loc_id, const H5O_loc_t *loc, hid_t dxpl_id,
/* Protect the object header to iterate over */
if(NULL == (oh = (H5O_t *)H5AC_protect(loc->file, dxpl_id, H5AC_OHDR, loc->addr,
- NULL, NULL, (H5F_get_intent(loc->file) & H5F_ACC_RDWR) ? H5AC_WRITE : H5AC_READ)))
+ NULL, NULL, H5AC_READ)))
HGOTO_ERROR(H5E_ATTR, H5E_CANTLOAD, FAIL, "unable to load object header")
/* Check for attribute info stored */
diff --git a/src/H5Ocache.c b/src/H5Ocache.c
index e5a772f..db093a4 100644
--- a/src/H5Ocache.c
+++ b/src/H5Ocache.c
@@ -880,12 +880,21 @@ HDfprintf(stderr, "%s: oh->cache_info.free_file_space_on_destroy = %t\n", FUNC,
/* destroy messages */
if(oh->mesg) {
for(u = 0; u < oh->nmesgs; u++) {
- /* Verify that message is clean */
- HDassert(oh->mesg[u].dirty == 0);
+ /* Verify that message is clean, unless it could have been marked
+ * dirty by decoding */
+#ifndef NDEBUG
+ if(oh->ndecode_dirtied && oh->mesg[u].dirty)
+ oh->ndecode_dirtied--;
+ else
+ HDassert(oh->mesg[u].dirty == 0);
+#endif /* NDEBUG */
H5O_msg_free_mesg(&oh->mesg[u]);
} /* end for */
+ /* Make sure we accounted for all the messages dirtied by decoding */
+ HDassert(!oh->ndecode_dirtied);
+
oh->mesg = (H5O_mesg_t *)H5FL_SEQ_FREE(H5O_mesg_t, oh->mesg);
} /* end if */
@@ -929,6 +938,11 @@ H5O_clear(H5F_t *f, H5O_t *oh, hbool_t destroy)
for(u = 0; u < oh->nmesgs; u++)
oh->mesg[u].dirty = FALSE;
+#ifndef NDEBUG
+ /* Reset the number of messages dirtied by decoding */
+ oh->ndecode_dirtied = 0;
+#endif /* NDEBUG */
+
/* Mark whole header as clean */
oh->cache_info.is_dirty = FALSE;
diff --git a/src/H5Ocopy.c b/src/H5Ocopy.c
index 9a905d2..5334539 100644
--- a/src/H5Ocopy.c
+++ b/src/H5Ocopy.c
@@ -315,8 +315,7 @@ H5O_copy_header_real(const H5O_loc_t *oloc_src, H5O_loc_t *oloc_dst /*out */,
HDassert(cpy_info);
/* Get source object header */
- if(NULL == (oh_src = (H5O_t *)H5AC_protect(oloc_src->file, dxpl_id, H5AC_OHDR, oloc_src->addr, NULL, NULL,
- (H5F_get_intent(oloc_src->file) & H5F_ACC_RDWR) ? H5AC_WRITE : H5AC_READ)))
+ if(NULL == (oh_src = (H5O_t *)H5AC_protect(oloc_src->file, dxpl_id, H5AC_OHDR, oloc_src->addr, NULL, NULL, H5AC_READ)))
HGOTO_ERROR(H5E_OHDR, H5E_CANTLOAD, FAIL, "unable to load object header")
/* Get pointer to object class for this object */
diff --git a/src/H5Omessage.c b/src/H5Omessage.c
index 1682117..5a0577a 100644
--- a/src/H5Omessage.c
+++ b/src/H5Omessage.c
@@ -484,8 +484,7 @@ H5O_msg_read(const H5O_loc_t *loc, unsigned type_id, void *mesg,
HDassert(type_id < NELMTS(H5O_msg_class_g));
/* Get the object header */
- if(NULL == (oh = (H5O_t *)H5AC_protect(loc->file, dxpl_id, H5AC_OHDR, loc->addr, NULL, NULL,
- (H5F_get_intent(loc->file) & H5F_ACC_RDWR) ? H5AC_WRITE : H5AC_READ)))
+ if(NULL == (oh = (H5O_t *)H5AC_protect(loc->file, dxpl_id, H5AC_OHDR, loc->addr, NULL, NULL, H5AC_READ)))
HGOTO_ERROR(H5E_OHDR, H5E_CANTLOAD, NULL, "unable to load object header")
/* Call the "real" read routine */
@@ -1231,8 +1230,7 @@ H5O_msg_iterate(const H5O_loc_t *loc, unsigned type_id,
HDassert(op);
/* Protect the object header to iterate over */
- if(NULL == (oh = (H5O_t *)H5AC_protect(loc->file, dxpl_id, H5AC_OHDR, loc->addr, NULL, NULL,
- (H5F_get_intent(loc->file) & H5F_ACC_RDWR) ? H5AC_WRITE : H5AC_READ)))
+ if(NULL == (oh = (H5O_t *)H5AC_protect(loc->file, dxpl_id, H5AC_OHDR, loc->addr, NULL, NULL, H5AC_READ)))
HGOTO_ERROR(H5E_OHDR, H5E_CANTLOAD, FAIL, "unable to load object header")
/* Call the "real" iterate routine */
@@ -2229,6 +2227,12 @@ H5O_flush_msgs(H5F_t *f, H5O_t *oh)
if(oh->nmesgs != u)
HGOTO_ERROR(H5E_OHDR, H5E_CANTFLUSH, FAIL, "corrupt object header - too few messages")
+#ifndef NDEBUG
+ /* Reset the number of messages dirtied by decoding, as they have all
+ * been flushed */
+ oh->ndecode_dirtied = 0;
+#endif /* NDEBUG */
+
done:
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5O_flush_msgs() */
diff --git a/src/H5Opkg.h b/src/H5Opkg.h
index f15198e..b7d4202 100644
--- a/src/H5Opkg.h
+++ b/src/H5Opkg.h
@@ -171,6 +171,13 @@
#define H5O_DECODEIO_NOCHANGE 0x01u /* IN: do not modify values */
#define H5O_DECODEIO_DIRTY 0x02u /* OUT: message has been changed */
+/* Macro to incremend ndecode_dirtied (only if we are debugging) */
+#ifndef NDEBUG
+#define INCR_NDECODE_DIRTIED(OH) (OH)->ndecode_dirtied++;
+#else /* NDEBUG */
+#define INCR_NDECODE_DIRTIED(OH) ;
+#endif /* NDEBUG */
+
/* Load native information for a message, if it's not already present */
/* (Only works for messages with decode callback) */
#define H5O_LOAD_NATIVE(F, DXPL, IOF, OH, MSG, ERR) \
@@ -183,11 +190,12 @@
if(NULL == ((MSG)->native = (msg_type->decode)((F), (DXPL), (MSG)->flags, &ioflags, (MSG)->raw))) \
HGOTO_ERROR(H5E_OHDR, H5E_CANTDECODE, ERR, "unable to decode message") \
\
- /* Mark the object header dirty if the message was changed by decoding */ \
+ /* Mark the message dirty if it was changed by decoding */ \
if((ioflags & H5O_DECODEIO_DIRTY) && (H5F_get_intent((F)) & H5F_ACC_RDWR)) { \
(MSG)->dirty = TRUE; \
- if(H5AC_mark_pinned_or_protected_entry_dirty((F), (OH)) < 0) \
- HGOTO_ERROR(H5E_OHDR, H5E_CANTMARKDIRTY, ERR, "unable to mark object header as dirty") \
+ /* Increment the count of messages dirtied by decoding, but */ \
+ /* only ifndef NDEBUG */ \
+ INCR_NDECODE_DIRTIED(OH) \
} \
\
/* Set the message's "shared info", if it's shareable */ \
@@ -264,6 +272,9 @@ struct H5O_t {
* versions of the library)
*/
#endif /* H5O_ENABLE_BAD_MESG_COUNT */
+#ifndef NDEBUG
+ size_t ndecode_dirtied; /* Number of messages dirtied by decoding */
+#endif /* NDEBUG */
/* Object information (stored) */
hbool_t has_refcount_msg; /* Whether the object has a ref. count message */
generated by cgit v0.12 at 2024-11-20 10:59:49 (GMT)