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authorVailin Choi <vchoi@hdfgroup.org>2017-12-21 19:31:14 (GMT)
committerVailin Choi <vchoi@hdfgroup.org>2017-12-21 19:31:14 (GMT)
commit7cddfb09dbfb472e704e2f64ce81bb6675fb72f2 (patch)
tree8dce41e7abc4cb3b0e71cfc3f27b40c85221a3f6
parentf0dc7368d44a20a57888bfdc64fb6f070bbdf327 (diff)
parent2d330e96b8998c4ae6139b671e1cd39fdb3e7fd2 (diff)
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Merge pull request #832 in HDFFV/hdf5 from ~VCHOI/my_hdf5_fork:hdf5_1_10 to hdf5_1_10
* commit '2d330e96b8998c4ae6139b671e1cd39fdb3e7fd2': Modify description in RELEASE.txt for HDFFV-9947 H5Sencode. Add description to RELEASE.txt for HDFFV-9947 H5Sencode fix for 1.10.
-rw-r--r--release_docs/RELEASE.txt16
1 files changed, 16 insertions, 0 deletions
diff --git a/release_docs/RELEASE.txt b/release_docs/RELEASE.txt
index fb61a76..796a4a0 100644
--- a/release_docs/RELEASE.txt
+++ b/release_docs/RELEASE.txt
@@ -237,6 +237,22 @@ Bug Fixes since HDF5-1.10.1 release
(ADB - 2017/12/18, HDFFV-10307)
+ - Fix H5Sencode() bug when the number of elements selected is > 2^32
+
+ H5Sencode() incorrectly encodes dataspace selection with number of
+ elements exceeding 2^32. When decoding such selection via H5Sdecode(),
+ the number of elements in the decoded dataspace is not the same as
+ what is encoded. This problem exists for H5S_SEL_HYPER and
+ H5S_SEL_POINTS encoding.
+
+ The cause of the problem is because the library uses 32 bits to
+ encode counts and block offsets for the selection.
+ The solution is to use the original 32 bit encodings if possible,
+ but use a different way to encode selection > 32 bits when needed.
+ See details in the RFC: H5Sencode/H5Secode Format Change.
+
+ (VC - 2017/11/28, HDFFV-9947)
+
- filter plugin handling in H5PL.c and H5Z.c
It was discovered that the dynamic loading process used by