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annotate libinterp/corefcn/hash.cc @ 31605:e88a07dec498 stable

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maint: Use macros to begin/end C++ namespaces. * oct-conf-post-public.in.h: Define two macros (OCTAVE_BEGIN_NAMESPACE, OCTAVE_END_NAMESPACE) that can be used to start/end a namespace. * mk-opts.pl, build-env.h, build-env.in.cc, __betainc__.cc, __contourc__.cc, __dsearchn__.cc, __eigs__.cc, __expint__.cc, __ftp__.cc, __gammainc__.cc, __ichol__.cc, __ilu__.cc, __isprimelarge__.cc, __lin_interpn__.cc, __magick_read__.cc, __pchip_deriv__.cc, __qp__.cc, amd.cc, auto-shlib.cc, auto-shlib.h, balance.cc, base-text-renderer.cc, base-text-renderer.h, besselj.cc, bitfcns.cc, bsxfun.cc, c-file-ptr-stream.cc, c-file-ptr-stream.h, call-stack.cc, call-stack.h, ccolamd.cc, cellfun.cc, chol.cc, colamd.cc, colloc.cc, conv2.cc, daspk.cc, dasrt.cc, dassl.cc, data.cc, data.h, debug.cc, defaults.cc, defaults.h, defun-int.h, defun.cc, det.cc, dirfns.cc, display.cc, display.h, dlmread.cc, dmperm.cc, dot.cc, dynamic-ld.cc, dynamic-ld.h, eig.cc, ellipj.cc, environment.cc, environment.h, error.cc, error.h, errwarn.h, event-manager.cc, event-manager.h, event-queue.cc, event-queue.h, fcn-info.cc, fcn-info.h, fft.cc, fft2.cc, fftn.cc, file-io.cc, filter.cc, find.cc, ft-text-renderer.cc, ft-text-renderer.h, gcd.cc, getgrent.cc, getpwent.cc, getrusage.cc, givens.cc, gl-render.cc, gl-render.h, gl2ps-print.cc, gl2ps-print.h, graphics-toolkit.cc, graphics-toolkit.h, graphics.cc, graphics.in.h, gsvd.cc, gtk-manager.cc, gtk-manager.h, hash.cc, help.cc, help.h, hess.cc, hex2num.cc, hook-fcn.cc, hook-fcn.h, input.cc, input.h, interpreter-private.cc, interpreter-private.h, interpreter.cc, interpreter.h, inv.cc, jsondecode.cc, jsonencode.cc, kron.cc, latex-text-renderer.cc, latex-text-renderer.h, load-path.cc, load-path.h, load-save.cc, load-save.h, lookup.cc, ls-ascii-helper.cc, ls-ascii-helper.h, ls-oct-text.cc, ls-utils.cc, ls-utils.h, lsode.cc, lu.cc, mappers.cc, matrix_type.cc, max.cc, mex-private.h, mex.cc, mgorth.cc, nproc.cc, oct-fstrm.cc, oct-fstrm.h, oct-hdf5-types.cc, oct-hdf5-types.h, oct-hist.cc, oct-hist.h, oct-iostrm.cc, oct-iostrm.h, oct-opengl.h, oct-prcstrm.cc, oct-prcstrm.h, oct-procbuf.cc, oct-procbuf.h, oct-process.cc, oct-process.h, oct-stdstrm.h, oct-stream.cc, oct-stream.h, oct-strstrm.cc, oct-strstrm.h, oct-tex-lexer.in.ll, oct-tex-parser.yy, ordqz.cc, ordschur.cc, pager.cc, pager.h, pinv.cc, pow2.cc, pr-flt-fmt.cc, pr-output.cc, procstream.cc, procstream.h, psi.cc, qr.cc, quad.cc, quadcc.cc, qz.cc, rand.cc, rcond.cc, regexp.cc, schur.cc, settings.cc, settings.h, sighandlers.cc, sighandlers.h, sparse-xdiv.cc, sparse-xdiv.h, sparse-xpow.cc, sparse-xpow.h, sparse.cc, spparms.cc, sqrtm.cc, stack-frame.cc, stack-frame.h, stream-euler.cc, strfind.cc, strfns.cc, sub2ind.cc, svd.cc, sylvester.cc, symbfact.cc, syminfo.cc, syminfo.h, symrcm.cc, symrec.cc, symrec.h, symscope.cc, symscope.h, symtab.cc, symtab.h, syscalls.cc, sysdep.cc, sysdep.h, text-engine.cc, text-engine.h, text-renderer.cc, text-renderer.h, time.cc, toplev.cc, tril.cc, tsearch.cc, typecast.cc, url-handle-manager.cc, url-handle-manager.h, urlwrite.cc, utils.cc, utils.h, variables.cc, variables.h, xdiv.cc, xdiv.h, xnorm.cc, xnorm.h, xpow.cc, xpow.h, __delaunayn__.cc, __fltk_uigetfile__.cc, __glpk__.cc, __init_fltk__.cc, __init_gnuplot__.cc, __ode15__.cc, __voronoi__.cc, audiodevinfo.cc, audioread.cc, convhulln.cc, fftw.cc, gzip.cc, mk-build-env-features.sh, mk-builtins.pl, cdef-class.cc, cdef-class.h, cdef-fwd.h, cdef-manager.cc, cdef-manager.h, cdef-method.cc, cdef-method.h, cdef-object.cc, cdef-object.h, cdef-package.cc, cdef-package.h, cdef-property.cc, cdef-property.h, cdef-utils.cc, cdef-utils.h, ov-base.cc, ov-base.h, ov-bool-mat.cc, ov-builtin.h, ov-cell.cc, ov-class.cc, ov-class.h, ov-classdef.cc, ov-classdef.h, ov-complex.cc, ov-fcn-handle.cc, ov-fcn-handle.h, ov-fcn.h, ov-java.cc, ov-java.h, ov-mex-fcn.h, ov-null-mat.cc, ov-oncleanup.cc, ov-struct.cc, ov-typeinfo.cc, ov-typeinfo.h, ov-usr-fcn.cc, ov-usr-fcn.h, ov.cc, ov.h, octave.cc, octave.h, mk-ops.sh, op-b-b.cc, op-b-bm.cc, op-b-sbm.cc, op-bm-b.cc, op-bm-bm.cc, op-bm-sbm.cc, op-cdm-cdm.cc, op-cell.cc, op-chm.cc, op-class.cc, op-cm-cm.cc, op-cm-cs.cc, op-cm-m.cc, op-cm-s.cc, op-cm-scm.cc, op-cm-sm.cc, op-cs-cm.cc, op-cs-cs.cc, op-cs-m.cc, op-cs-s.cc, op-cs-scm.cc, op-cs-sm.cc, op-dm-dm.cc, op-dm-scm.cc, op-dm-sm.cc, op-dm-template.cc, op-dms-template.cc, op-fcdm-fcdm.cc, op-fcm-fcm.cc, op-fcm-fcs.cc, op-fcm-fm.cc, op-fcm-fs.cc, op-fcn.cc, op-fcs-fcm.cc, op-fcs-fcs.cc, op-fcs-fm.cc, op-fcs-fs.cc, op-fdm-fdm.cc, op-fm-fcm.cc, op-fm-fcs.cc, op-fm-fm.cc, op-fm-fs.cc, op-fs-fcm.cc, op-fs-fcs.cc, op-fs-fm.cc, op-fs-fs.cc, op-i16-i16.cc, op-i32-i32.cc, op-i64-i64.cc, op-i8-i8.cc, op-int-concat.cc, op-m-cm.cc, op-m-cs.cc, op-m-m.cc, op-m-s.cc, op-m-scm.cc, op-m-sm.cc, op-mi.cc, op-pm-pm.cc, op-pm-scm.cc, op-pm-sm.cc, op-pm-template.cc, op-range.cc, op-s-cm.cc, op-s-cs.cc, op-s-m.cc, op-s-s.cc, op-s-scm.cc, op-s-sm.cc, op-sbm-b.cc, op-sbm-bm.cc, op-sbm-sbm.cc, op-scm-cm.cc, op-scm-cs.cc, op-scm-m.cc, op-scm-s.cc, op-scm-scm.cc, op-scm-sm.cc, op-sm-cm.cc, op-sm-cs.cc, op-sm-m.cc, op-sm-s.cc, op-sm-scm.cc, op-sm-sm.cc, op-str-m.cc, op-str-s.cc, op-str-str.cc, op-struct.cc, op-ui16-ui16.cc, op-ui32-ui32.cc, op-ui64-ui64.cc, op-ui8-ui8.cc, ops.h, anon-fcn-validator.cc, anon-fcn-validator.h, bp-table.cc, bp-table.h, comment-list.cc, comment-list.h, filepos.h, lex.h, lex.ll, oct-lvalue.cc, oct-lvalue.h, oct-parse.yy, parse.h, profiler.cc, profiler.h, pt-anon-scopes.cc, pt-anon-scopes.h, pt-arg-list.cc, pt-arg-list.h, pt-args-block.cc, pt-args-block.h, pt-array-list.cc, pt-array-list.h, pt-assign.cc, pt-assign.h, pt-binop.cc, pt-binop.h, pt-bp.cc, pt-bp.h, pt-cbinop.cc, pt-cbinop.h, pt-cell.cc, pt-cell.h, pt-check.cc, pt-check.h, pt-classdef.cc, pt-classdef.h, pt-cmd.h, pt-colon.cc, pt-colon.h, pt-const.cc, pt-const.h, pt-decl.cc, pt-decl.h, pt-eval.cc, pt-eval.h, pt-except.cc, pt-except.h, pt-exp.cc, pt-exp.h, pt-fcn-handle.cc, pt-fcn-handle.h, pt-id.cc, pt-id.h, pt-idx.cc, pt-idx.h, pt-jump.h, pt-loop.cc, pt-loop.h, pt-mat.cc, pt-mat.h, pt-misc.cc, pt-misc.h, pt-pr-code.cc, pt-pr-code.h, pt-select.cc, pt-select.h, pt-spmd.cc, pt-spmd.h, pt-stmt.cc, pt-stmt.h, pt-tm-const.cc, pt-tm-const.h, pt-unop.cc, pt-unop.h, pt-vm-eval.cc, pt-walk.cc, pt-walk.h, pt.cc, pt.h, token.cc, token.h, Range.cc, Range.h, idx-vector.cc, idx-vector.h, range-fwd.h, CollocWt.cc, CollocWt.h, aepbalance.cc, aepbalance.h, chol.cc, chol.h, gepbalance.cc, gepbalance.h, gsvd.cc, gsvd.h, hess.cc, hess.h, lo-mappers.cc, lo-mappers.h, lo-specfun.cc, lo-specfun.h, lu.cc, lu.h, oct-convn.cc, oct-convn.h, oct-fftw.cc, oct-fftw.h, oct-norm.cc, oct-norm.h, oct-rand.cc, oct-rand.h, oct-spparms.cc, oct-spparms.h, qr.cc, qr.h, qrp.cc, qrp.h, randgamma.cc, randgamma.h, randmtzig.cc, randmtzig.h, randpoisson.cc, randpoisson.h, schur.cc, schur.h, sparse-chol.cc, sparse-chol.h, sparse-lu.cc, sparse-lu.h, sparse-qr.cc, sparse-qr.h, svd.cc, svd.h, child-list.cc, child-list.h, dir-ops.cc, dir-ops.h, file-ops.cc, file-ops.h, file-stat.cc, file-stat.h, lo-sysdep.cc, lo-sysdep.h, lo-sysinfo.cc, lo-sysinfo.h, mach-info.cc, mach-info.h, oct-env.cc, oct-env.h, oct-group.cc, oct-group.h, oct-password.cc, oct-password.h, oct-syscalls.cc, oct-syscalls.h, oct-time.cc, oct-time.h, oct-uname.cc, oct-uname.h, action-container.cc, action-container.h, base-list.h, cmd-edit.cc, cmd-edit.h, cmd-hist.cc, cmd-hist.h, f77-fcn.h, file-info.cc, file-info.h, lo-array-errwarn.cc, lo-array-errwarn.h, lo-hash.cc, lo-hash.h, lo-ieee.h, lo-regexp.cc, lo-regexp.h, lo-utils.cc, lo-utils.h, oct-base64.cc, oct-base64.h, oct-glob.cc, oct-glob.h, oct-inttypes.h, oct-mutex.cc, oct-mutex.h, oct-refcount.h, oct-shlib.cc, oct-shlib.h, oct-sparse.cc, oct-sparse.h, oct-string.h, octave-preserve-stream-state.h, pathsearch.cc, pathsearch.h, quit.cc, quit.h, unwind-prot.cc, unwind-prot.h, url-transfer.cc, url-transfer.h : Use new macros to begin/end C++ namespaces.
author Rik <rik@octave.org>
date Thu, 01 Dec 2022 14:23:45 -0800
parents 32d2b6604a9f
children 597f3ee61a48
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1 ////////////////////////////////////////////////////////////////////////
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2 //
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3 // Copyright (C) 2007-2022 The Octave Project Developers
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4 //
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5 // See the file COPYRIGHT.md in the top-level directory of this
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6 // distribution or <https://octave.org/copyright/>.
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7 //
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8 // This file is part of Octave.
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9 //
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10 // Octave is free software: you can redistribute it and/or modify it
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11 // under the terms of the GNU General Public License as published by
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12 // the Free Software Foundation, either version 3 of the License, or
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13 // (at your option) any later version.
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14 //
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15 // Octave is distributed in the hope that it will be useful, but
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 // GNU General Public License for more details.
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19 //
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20 // You should have received a copy of the GNU General Public License
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21 // along with Octave; see the file COPYING. If not, see
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22 // <https://www.gnu.org/licenses/>.
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23 //
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24 ////////////////////////////////////////////////////////////////////////
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25
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26 /*
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27 Implementation note (Dec, 2015): All supported cryptographic hash
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28 functions are calling "low-level" implementations of the GNULIB.
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29
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30 The GNULIB, contains even more HMAC based algorithms, c.f.
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31 https://www.gnu.org/software/gnulib/MODULES.html#module=crypto/hmac-md5
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32 so a future project might be including these algorithms as well, adding
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33 a third key input parameter. There is also a GNULIB "high-level"
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34 interface to Libcrypt. It might be easier to use, but it introduces
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35 a new build dependency, so better stick to the "low-level" functions
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36 for now.
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37 */
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38
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39 #if defined (HAVE_CONFIG_H)
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40 # include "config.h"
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41 #endif
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42
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43 #include <string>
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44
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45 #include "lo-hash.h"
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46
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47 #include "defun.h"
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48 #include "error.h"
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49 #include "ov.h"
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50 #include "ovl.h"
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51
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52 OCTAVE_BEGIN_NAMESPACE(octave)
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53
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54 DEFUN (hash, args, ,
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55 doc: /* -*- texinfo -*-
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56 @deftypefn {} {@var{hashval} =} hash ("@var{hashfcn}", @var{str})
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57 Calculate the hash value of the string @var{str} using the hash function
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58 @var{hashfcn}.
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59
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60 The available hash functions are given in the table below.
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61
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62 @table @samp
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63 @item MD2
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64 Message-Digest Algorithm 2 (RFC 1319).
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65
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66 @item MD4
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67 Message-Digest Algorithm 4 (RFC 1320).
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68
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69 @item MD5
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70 Message-Digest Algorithm 5 (RFC 1321).
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71
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72 @item SHA1
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73 Secure Hash Algorithm 1 (RFC 3174)
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74
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75 @item SHA224
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76 Secure Hash Algorithm 2 (224 Bits, RFC 3874)
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77
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78 @item SHA256
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79 Secure Hash Algorithm 2 (256 Bits, RFC 6234)
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80
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81 @item SHA384
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82 Secure Hash Algorithm 2 (384 Bits, RFC 6234)
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83
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84 @item SHA512
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85 Secure Hash Algorithm 2 (512 Bits, RFC 6234)
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86 @end table
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87
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88 To calculate for example the MD5 hash value of the string
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89 @nospell{@qcode{"abc"}} the @code{hash} function is called as follows:
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90
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91 @example
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92 @group
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93 hash ("md5", "abc")
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94 @print{} ans = 900150983cd24fb0d6963f7d28e17f72
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95 @end group
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96 @end example
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97
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98 For the same string, the SHA-1 hash value is calculated with:
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99
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100 @example
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101 @group
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102 hash ("sha1", "abc")
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103 @print{} ans = a9993e364706816aba3e25717850c26c9cd0d89d
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104 @end group
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105 @end example
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106
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107 And to compute the hash value of a file, e.g., @code{file = "file.txt"},
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108 call @code{hash} in combination with the @code{fileread}:
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109
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110 @example
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111 @group
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112 hash ("md5", fileread (file));
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113 @end group
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114 @end example
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115
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116 @end deftypefn */)
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117 {
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118 if (args.length () != 2)
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119 print_usage ();
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120
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121 std::string hash_type = args(0).string_value ();
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122 std::string str = args(1).string_value ();
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123
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124 return ovl (crypto::hash (hash_type, str));
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125 }
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126
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127 /*
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128 ## MD2 test suite (RFC 1319)
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129 %!assert (hash ("md2", ""), "8350e5a3e24c153df2275c9f80692773")
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130 %!assert (hash ("md2", "a"), "32ec01ec4a6dac72c0ab96fb34c0b5d1")
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131 %!assert (hash ("md2", "abc"), "da853b0d3f88d99b30283a69e6ded6bb")
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132 %!assert (hash ("md2", "message digest"), "ab4f496bfb2a530b219ff33031fe06b0")
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133 %!assert (hash ("md2", "abcdefghijklmnopqrstuvwxyz"),
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134 %! "4e8ddff3650292ab5a4108c3aa47940b");
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135 %!assert (hash ("md2", ["ABCDEFGHIJKLMNOPQRSTUVWXYZ", ...
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136 %! "abcdefghijklmnopqrstuvwxyz0123456789"]),
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137 %! "da33def2a42df13975352846c30338cd");
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138 %!assert (hash ("md2", ["123456789012345678901234567890123456789", ...
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139 %! "01234567890123456789012345678901234567890"]),
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140 %! "d5976f79d83d3a0dc9806c3c66f3efd8");
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141
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142 ## MD4 test suite (RFC 1320)
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143 %!assert (hash ("md4", ""), "31d6cfe0d16ae931b73c59d7e0c089c0")
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144 %!assert (hash ("md4", "a"), "bde52cb31de33e46245e05fbdbd6fb24")
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145 %!assert (hash ("md4", "abc"), "a448017aaf21d8525fc10ae87aa6729d")
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146 %!assert (hash ("md4", "message digest"), "d9130a8164549fe818874806e1c7014b")
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147 %!assert (hash ("md4", "abcdefghijklmnopqrstuvwxyz"),
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148 %! "d79e1c308aa5bbcdeea8ed63df412da9");
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149 %!assert (hash ("md4", ["ABCDEFGHIJKLMNOPQRSTUVWXYZ", ...
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150 %! "abcdefghijklmnopqrstuvwxyz0123456789"]),
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151 %! "043f8582f241db351ce627e153e7f0e4");
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152 %!assert (hash ("md4", ["123456789012345678901234567890123456789", ...
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153 %! "01234567890123456789012345678901234567890"]),
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154 %! "e33b4ddc9c38f2199c3e7b164fcc0536");
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155
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156 ## MD5 test suite (RFC 1321)
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157 %!assert (hash ("md5", ""), "d41d8cd98f00b204e9800998ecf8427e")
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158 %!assert (hash ("md5", "a"), "0cc175b9c0f1b6a831c399e269772661")
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159 %!assert (hash ("md5", "abc"), "900150983cd24fb0d6963f7d28e17f72")
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160 %!assert (hash ("md5", "message digest"), "f96b697d7cb7938d525a2f31aaf161d0")
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161 %!assert (hash ("md5", "abcdefghijklmnopqrstuvwxyz"),
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162 %! "c3fcd3d76192e4007dfb496cca67e13b");
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163 %!assert (hash ("md5", ["ABCDEFGHIJKLMNOPQRSTUVWXYZ", ...
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164 %! "abcdefghijklmnopqrstuvwxyz0123456789"]),
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165 %! "d174ab98d277d9f5a5611c2c9f419d9f");
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166 %!assert (hash ("md5", ["123456789012345678901234567890123456789", ...
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167 %! "01234567890123456789012345678901234567890"]),
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168 %! "57edf4a22be3c955ac49da2e2107b67a");
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169
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170 ## SHA1 test suite (RFC 3174) and more
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171 %!assert (hash ("sha1", ""), "da39a3ee5e6b4b0d3255bfef95601890afd80709")
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172 %!assert (hash ("sha1", "a"), "86f7e437faa5a7fce15d1ddcb9eaeaea377667b8")
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173 %!assert (hash ("sha1", "abc"), "a9993e364706816aba3e25717850c26c9cd0d89d")
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174 %!assert (hash ("sha1", ["abcdbcdecdefdefgefghfghighijhi", ...
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175 %! "jkijkljklmklmnlmnomnopnopq"]),
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176 %! "84983e441c3bd26ebaae4aa1f95129e5e54670f1");
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177 %!assert (hash ("sha1", ["01234567012345670123456701234567", ...
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178 %! "01234567012345670123456701234567"]),
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179 %! "e0c094e867ef46c350ef54a7f59dd60bed92ae83");
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180 %!assert (hash ("sha1", "The quick brown fox jumps over the lazy dog"),
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181 %! "2fd4e1c67a2d28fced849ee1bb76e7391b93eb12");
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182
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183 ## SHA224 test suite (RFC 3874) and more
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184 %!assert (hash ("sha224", ""),
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185 %! "d14a028c2a3a2bc9476102bb288234c415a2b01f828ea62ac5b3e42f");
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186 %!assert (hash ("sha224", "a"),
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187 %! "abd37534c7d9a2efb9465de931cd7055ffdb8879563ae98078d6d6d5");
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188 %!assert (hash ("sha224", "abc"),
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189 %! "23097d223405d8228642a477bda255b32aadbce4bda0b3f7e36c9da7");
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190 %!assert (hash ("sha224", ["abcdbcdecdefdefgefghfghighijh", ...
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191 %! "ijkijkljklmklmnlmnomnopnopq"]),
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192 %! "75388b16512776cc5dba5da1fd890150b0c6455cb4f58b1952522525");
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193
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194 ## SHA256/384/512 tests (RFC 6234) and more
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195 %!assert (hash ("sha256", ""),
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196 %! "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855");
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197 %!assert (hash ("sha384", ""),
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198 %! ["38b060a751ac96384cd9327eb1b1e36a21fdb71114be07434c0cc", ...
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199 %! "7bf63f6e1da274edebfe76f65fbd51ad2f14898b95b"]);
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200 %!assert (hash ("sha512", ""),
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201 %! ["cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a", ...
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202 %! "921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47", ...
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203 %! "417a81a538327af927da3e"]);
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204
22489
93ea313301f9 test: Add bug ids (<#####>) to BIST tests.
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205 ## Test special character behavior
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206 %!assert <*31689> (hash ("md2", "abc\0"), "5a636d615002a7874ac1c9e9a43361f7")
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207 %!assert <*31689> (hash ("md4", "abc\0"), "0ee5201897ecb206c4eaba1d2da5224d")
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208 %!assert <*31689> (hash ("md5", "abc\0"), "147a664a2ca9410911e61986d3f0d52a")
30346
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209 %!assert <*31689> (hash ("sha1", "abc\0"),
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210 %! "686483805ac47ca14e03514f7481a7973b401762")
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211 %!assert <*31689> (hash ("sha224", "abc\0"),
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212 %! "fbc8e47920e108bb1d0b631d18b36ae9b1549d28362aa15ebe960cfb");
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213 %!assert <*31689> (hash ("sha256", "abc\0"),
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214 %! "dc1114cd074914bd872cc1f9a23ec910ea2203bc79779ab2e17da25782a624fc");
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215 %!assert <*31689> (hash ("sha384", "abc\0"),
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216 %! ["eba81f2dfba4ec60d3f786c89d91b08e6c0b63d55986874378e385", ...
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217 %! "e6fac587cce7a520ca9437290fe626cbf75c855e17"]);
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218 %!assert <*31689> (hash ("sha512", "abc\0"),
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219 %! ["7ce05eda233e545a2d5c626862a5ddaafb09b9d8ec3bec08aa458b", ...
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220 %! "7c9e7d939d84a57d5a20d8a9002983aabae2457b19c50ba326bf5b", ...
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221 %! "081f75b41342f42c3383"]);
20914
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222
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223 ## Test equivalence to deprecated md5sum offering file hashing
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224 %!test
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225 %! tfile = tempname ();
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226 %! fid = fopen (tfile, "wb");
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227 %! fwrite (fid, "abc\0");
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228 %! fclose (fid);
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229 %! assert (hash ("md5", fileread (tfile)), "147a664a2ca9410911e61986d3f0d52a");
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230 %! unlink (tfile);
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231
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232 ## Test bad function calls
21581
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233 %!error hash ()
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234 %!error hash ("")
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235 %!error hash ("", "")
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236 %!error hash ("", "", "")
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237 %!error hash (1, "")
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238 %!error hash ([1, 0; 0, 1], "")
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239 %!error hash ("unknown", "")
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240 %!error hash ("md5")
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241 %!error hash ("sha1")
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242 %!error hash ("sha512")
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243 */
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244
31605
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245 OCTAVE_END_NAMESPACE(octave)