v2.12.0 (2019-10-30)

• Adapt to mirage-block 2.0.0 interface changes (#99 @hannesm)
• Fix opam file (#84 @djs55)
• Fix testsuite bitrot (#99 @hannesm)

v2.11.2 (2019-05-11)

• Fix test use of io-page-unix to work with io-page>2.0.0 (@avsm)
• Remove unnecessary opam dependencies and refine ppx_sexp_conv one (@avsm)

v2.11.1 (2019-03-10)

• Fix some warnings in dev mode (#94 @emillon)
• Clarify documentation about behaviour of discard (#95 @g2p)
• Use modern cstruct-lwt ocamlfind name (#96 @g2p)

v2.11.0 (2019-02-03)

• Port build to Dune from jbuilder (#93 @avsm)
• Update opam metadata to 2.0 format (#92 @avsm @jonludlam)
• Use dune-release instead of topkg (#93 @avsm)
• Ocamldoc fixes for odoc support (#93 @avsm)
• Fix build on older macOS (#90 @djs55)

v2.10.0 (2018-06-11)

• Add support for discard (also known as TRIM)
• Add support for resize on Windows

v2.9.0 (2017-12-07)

• Add support for flock file locking

v2.8.4 (2017-11-25)

• opam: add lower bound on uri.1.9.0
• fix build with appveyor
• fix build with OCaml 4.06 (and -safe-string)

v2.8.3 (2017-07-05)

• Use latest cstruct-lwt linkage.
• Minimum OCaml version now 4.03.0 in line with rest of MirageOS.
• Modernise jbuilder+topkg workflow.

v2.8.2 (2017-05-22)

• Link to cstruct.lwt correctly, fixing the 2.8.1 fix.

v2.8.1 (2017-05-19)

• Link to lwt.unix correctly, regressed in jbuilder port (report by @dim)
• Remove duplicated entries from opam file.
• Modernise the Travis OS build matrix and test OCaml 4.04.0/1 as well.

v2.8.0 (2017-05-16)

• switch to buffered I/O by default
• better support for unbuffered I/O for non-512 byte sectors
• for files which are not a whole number of sectors, pad with virtual zeroes
• switch to jbuilder
• add a Dockerfile

v2.7.0 (2017-02-19)

• add a simple file copy benchmark
• add bindings for readv, writev
• cache the file offset and avoid unnecessary calls to lseek

v2.6.0 (2017-02-13)

• allow fsync to be used in preference to fcntl for flushing on macOS

v2.5.0 (2017-01-17)

• use MirageOS 3 error scheme & new dependencies; drop support for earlier versions

v2.4.0 (21-Sept-2016)

• add optional arguments with safe defaults to Block.connect.
• add a new Block.Config.t containing configuration parameters, serialisation and deserialisation
• fix appveyor build by removing cygwin curl

v2.3.0 (2-Aug-2016)

• use fcntl(F_FULLFSYNC) on OSX rather than plain fsync
• add linux-headers depext for alpine
• hold the mutex around ftruncate while updating size_sectors
• hold the mutex around bounds checks
• require cstruct >= 1.3.0

v2.2.0 (3-Mar-2016)

• Add basic Win32 support, tested via appveyor
• Use logs library
• Check buffers have proper lengths in read and write

v2.1.0 (9-Nov-2015)

• Add Block.resize to resize file-backed devices
• Unit tests now work on OSX
• opam file improvements
• fail on read/write attempts after last sector
• add Block.flush for when operating in buffered mode
• add support for sparseness via Block.seek_mapped and Block.seek_unmapped

v2.0.0 (27-Mar-2015):

• Incompatible API change: Block.blkgetsize takes an extra argument (a file descriptor)
• Support NetBSD through DIOCGMEDIASIZE
• Support rumprun by avoiding re-opening files, instead we use file descriptors internally

v1.2.2 (07-Mar-2015)

• Expose an explicit connect function in the interface signature. (#20)
• Modernise Travis scripts with centralised ones.
• Add local opam file for OPAM 1.2 workflow.

v1.2.1 (01-Feb-2014)

• Update to new io-page{,.unix} ocamlfind structure

v1.2.0 (18-Dec-2013)

• Fix a serious race condition exposed when multiple threads access the same block device
• Block.connect: open in buffered mode if the filename has prefix "buffered:". The default is still to use unbuffered (like mirage-block-xen)

v1.1.0 (16-Dec-2013)

• Expose the blkgetsize function in the external signature.
• Regenerate build files with OASIS 0.4.0

v1.0.0 (08-Dec-2013)

• depend on mirage-types-0.4.0+
• catch low-level I/O errors and return an `Error
• Reformat with ocp-indent to deal with the outrageously large monitors that Citrix use.

0.1.1 (2-Dec-2013)

• add missing file

0.1.0 (1-Dec-2013)

• import first version of block driver from ocaml-fat