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author | jhendersonHDF <jhenderson@hdfgroup.org> | 2023-04-15 00:28:02 (GMT) |
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committer | GitHub <noreply@github.com> | 2023-04-15 00:28:02 (GMT) |
commit | ae202d3d62195dde72b15fb9cff90ed5ea3f9553 (patch) | |
tree | dee008c7577eeeaaea9949de3c3dcd4d4e04d2a3 /src/H5private.h | |
parent | 69c720bffa4980779dc06d3cf9cd9f271bc8588b (diff) | |
download | hdf5-ae202d3d62195dde72b15fb9cff90ed5ea3f9553.zip hdf5-ae202d3d62195dde72b15fb9cff90ed5ea3f9553.tar.gz hdf5-ae202d3d62195dde72b15fb9cff90ed5ea3f9553.tar.bz2 |
Add buffer overrun checks to H5O__layout_decode and H5O__sdspace_decode (#2679) (#2728)
Diffstat (limited to 'src/H5private.h')
-rw-r--r-- | src/H5private.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/H5private.h b/src/H5private.h index 0b68305..45cf9ae 100644 --- a/src/H5private.h +++ b/src/H5private.h @@ -324,6 +324,11 @@ /* Raise an integer to a power of 2 */ #define H5_EXP2(n) (1 << (n)) +/* Check if a read of size bytes starting at ptr would overflow past + * the last valid byte, pointed to by buffer_end. + */ +#define H5_IS_BUFFER_OVERFLOW(ptr, size, buffer_end) (((ptr) + (size)-1) > (buffer_end)) + /* * HDF Boolean type. */ |