;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com>
;;; Copyright © 2019 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu build bootloader)
  #:use-module (ice-9 binary-ports)
  #:export (write-file-on-device))


;;;
;;; Writing utils.
;;;

(define (write-file-on-device file size device offset)
  "Write SIZE bytes from FILE to DEVICE starting at OFFSET."
  (call-with-input-file file
    (lambda (input)
      (let ((bv (get-bytevector-n input size)))
        (call-with-output-file device
          (lambda (output)
            (seek output offset SEEK_SET)
            (put-bytevector output bv))
          #:binary #t)))))
/a><a href='/guix/commit/gnu/packages/serialization.scm?id=1ae16033f34cebe802023922436883867010850f'>commit</a><a href='/guix/diff/gnu/packages/serialization.scm?id=1ae16033f34cebe802023922436883867010850f'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/packages/serialization.scm'>
<input type='hidden' name='id' value='1ae16033f34cebe802023922436883867010850f'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=1ae16033f34cebe802023922436883867010850f'>root</a>/<a href='/guix/log/gnu?id=1ae16033f34cebe802023922436883867010850f'>gnu</a>/<a href='/guix/log/gnu/packages?id=1ae16033f34cebe802023922436883867010850f'>packages</a>/<a href='/guix/log/gnu/packages/serialization.scm?id=1ae16033f34cebe802023922436883867010850f'>serialization.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/serialization.scm?id=1ae16033f34cebe802023922436883867010850f&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2018-03-22 12:30:46 +0100'>2018-03-22</span></td><td><a href='/guix/commit/gnu/packages/serialization.scm?id=6f976d28803512680f5babeddfecbd00866ac03e'>gnu: yaml-cpp: Update to 0.6.1.</a><span class='msg-avail'>...</span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2018-03-20 17:17:58 +0100'>2018-03-20</span></td><td><a href='/guix/commit/gnu/packages/serialization.scm?id=4a78fd4617908546be15d2c101f5cab512c71f8e'>Correct name and Email for ng0.</a><span class='msg-avail'>...</span></td><td>ng0</td></tr>
<tr><td><span title='2018-03-17 16:37:28 +0100'>2018-03-17</span></td><td><a href='/guix/commit/gnu/packages/serialization.scm?id=3def739da13a166769777d0db7baba79230f64ae'>gnu: Use the CMake build system's #:build-type key.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2018-03-15 10:57:53 -0400'>2018-03-15</span></td><td><a href='/guix/commit/gnu/packages/serialization.scm?id=8d4f34d6c9667c82f1dc136f54954fb4ccef81b1'>gnu: Add python-feather-format.</a><span class='msg-avail'>...</span></td><td>Leo Famulari</td></tr>
<tr><td><span title='2018-03-15 10:57:52 -0400'>2018-03-15</span></td><td><a href='/guix/commit/gnu/packages/serialization.scm?id=9f1c0e03ecfe6453f57ba9d9344dcf97c257799b'>gnu: Add r-feather.</a><span class='msg-avail'>...</span></td><td>Leo Famulari</td></tr>
<tr><td><span title='2018-03-15 10:57:50 -0400'>2018-03-15</span></td><td><a href='/guix/commit/gnu/packages/serialization.scm?id=04953dca414788433f039e1844a6cc1c8f37be5f'>gnu: Add flatbuffers.</a><span class='msg-avail'>...</span></td><td>Leo Famulari</td></tr>
<tr><td><span title='2018-03-12 04:57:54 +0100'>2018-03-12</span></td><td><a href='/guix/commit/gnu/packages/serialization.scm?id=3592937550affcfe1dc1b5de46d159e834c3a74f'>gnu: cereal: Update phase style.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2018-03-12 04:57:53 +0100'>2018-03-12</span></td><td><a href='/guix/commit/gnu/packages/serialization.scm?id=778fb47bcd1a595c0cd9e9d47f984f6d0bfaccf7'>gnu: msgpack: Update phase style.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2018-03-12 04:57:53 +0100'>2018-03-12</span></td><td><a href='/guix/commit/gnu/packages/serialization.scm?id=fe0523d4579e7bdeb9771ba9527545e802598d9d'>gnu: msgpack: Use HTTPS home page.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2018-01-09 00:34:20 +0100'>2018-01-09</span></td><td><a href='/guix/commit/gnu/packages/serialization.scm?id=e1c08dccc2172173004c74c4514dfa21ab3aa979'>gnu: jsoncpp: Update to 1.8.4.</a><span class='msg-avail'>...</span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2017-12-24 16:12:19 +0100'>2017-12-24</span></td><td><a href='/guix/commit/gnu/packages/serialization.scm?id=31af847b5d0c6cc14f280e8ab2018440bd57c063'>gnu: python-cbor: Mark up description.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2017-12-24 16:12:19 +0100'>2017-12-24</span></td><td><a href='/guix/commit/gnu/packages/serialization.scm?id=becee9e3531c04698cc2004d904453d6705489d2'>gnu: python-ruamel.yaml: Update to 0.15.35.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>