1#!/usr/bin/perl
2# Exercise basenc.
3
4# Copyright (C) 2006-2023 Free Software Foundation, Inc.
5
6# This program is free software: you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation, either version 3 of the License, or
9# (at your option) any later version.
10
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14# GNU General Public License for more details.
15
16# You should have received a copy of the GNU General Public License
17# along with this program.  If not, see <https://www.gnu.org/licenses/>.
18
19# This test exercises the various encoding (other than base64/32).
20# It also does not test the general options (e.g. --wrap), as that code is
21# shared and tested in base64.
22
23use strict;
24
25(my $program_name = $0) =~ s|.*/||;
26my $prog = 'basenc';
27
28# Turn off localization of executable's output.
29@ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3;
30
31
32my $base64_in = "\x54\x0f\xdc\xf0\x0f\xaf\x4a";
33my $base64_out = "VA/c8A+vSg==";
34my $base64url_out = $base64_out;
35$base64url_out =~ y|+/|-_|;
36my $base64url_out_nl = $base64url_out;
37$base64url_out_nl =~ s/(..)/\1\n/g; # add newline every two characters
38
39
40# Bug 49741:
41# The input  is 'abc' in base64, in an 8K buffer (larger than 1024*5,
42# the buffer size which caused the bug).
43my $base64_bug49741_in = "YWJj" x 2000 ;
44my $base64_bug49741_out = "abc" x 2000 ;
45
46
47my $base32_in = "\xfd\xd8\x07\xd1\xa5";
48my $base32_out = "7XMAPUNF";
49my $x = $base32_out;
50$x =~ y|ABCDEFGHIJKLMNOPQRSTUVWXYZ234567|0123456789ABCDEFGHIJKLMNOPQRSTUV|;
51my $base32hex_out = $x;
52
53# base32 with padding and newline
54my $base32_in2 = "\xFF\x00";
55my $base32_out2 = "74AA====";
56$x = $base32_out2;
57$x =~ y|ABCDEFGHIJKLMNOPQRSTUVWXYZ234567|0123456789ABCDEFGHIJKLMNOPQRSTUV|;
58my $base32hex_out2 = $x;
59my $base32hex_out2_nl = $x;
60$base32hex_out2_nl =~ s/(...)/\1\n/g; # Add newline every 3 characters
61
62my $base16_in = "\xfd\xd8\x07\xd1\xa5";
63my $base16_out = "FDD807D1A5";
64
65my $z85_in = "\x86\x4F\xD2\x6F\xB5\x59\xF7\x5B";
66my $z85_out = 'HelloWorld';
67
68my $base2lsbf_ab = "1000011001000110";
69my $base2lsbf_ab_nl = $base2lsbf_ab;
70$base2lsbf_ab_nl =~ s/(...)/\1\n/g; # Add newline every 3 characters
71my $base2msbf_ab = "0110000101100010";
72my $base2msbf_ab_nl = $base2msbf_ab;
73$base2msbf_ab_nl =~ s/(...)/\1\n/g; # Add newline every 3 characters
74
75my $try_help = "Try '$prog --help' for more information.\n";
76
77my @Tests =
78(
79 # These are mainly for higher coverage
80 ['help', '--help',        {IN=>''}, {OUT=>""}, {OUT_SUBST=>'s/.*//sm'}],
81
82 # Typical message is " unrecognized option '--foobar'", but on
83 # Open/NetBSD it is  " unknown option -- foobar".
84 ['error', '--foobar',     {IN=>''}, {OUT=>""}, {EXIT=>1},
85  {ERR=>"$prog: foobar\n" . $try_help },
86  {ERR_SUBST=>"s/(unrecognized|unknown) option [-' ]*foobar[' ]*/foobar/"}],
87
88 ['noenc', '',    {IN=>''}, {EXIT=>1},
89  {ERR=>"$prog: missing encoding type\n" . $try_help }],
90
91 ['extra', '--base64 A B',  {IN=>''}, {EXIT=>1},
92  {ERR=>"$prog: extra operand 'B'\n" . $try_help}],
93
94
95 ['empty1', '--base64',    {IN=>''}, {OUT=>""}],
96 ['empty2', '--base64url', {IN=>''}, {OUT=>""}],
97 ['empty3', '--base32',    {IN=>''}, {OUT=>""}],
98 ['empty4', '--base32hex', {IN=>''}, {OUT=>""}],
99 ['empty5', '--base16',    {IN=>''}, {OUT=>""}],
100 ['empty6', '--base2msbf', {IN=>''}, {OUT=>""}],
101 ['empty7', '--base2lsbf', {IN=>''}, {OUT=>""}],
102 ['empty8', '--z85',       {IN=>''}, {OUT=>""}],
103
104
105
106
107 ['b64_1',  '--base64',       {IN=>$base64_in},     {OUT=>$base64_out}],
108 ['b64_2',  '--base64 -d',    {IN=>$base64_out},    {OUT=>$base64_in}],
109 ['b64_3',  '--base64 -d -i', {IN=>'&'.$base64_out},{OUT=>$base64_in}],
110
111 ['b64u_1', '--base64url',       {IN=>$base64_in},       {OUT=>$base64url_out}],
112 ['b64u_2', '--base64url -d',  {IN=>$base64url_out},        {OUT=>$base64_in}],
113 ['b64u_3', '--base64url -di', {IN=>'&'.$base64url_out}   , {OUT=>$base64_in}],
114 ['b64u_4', '--base64url -di', {IN=>'/'.$base64url_out.'+'},{OUT=>$base64_in}],
115 ['b64u_5', '--base64url -d',  {IN=>$base64url_out_nl},     {OUT=>$base64_in}],
116 ['b64u_6', '--base64url -di', {IN=>$base64url_out_nl},     {OUT=>$base64_in}],
117 # ensure base64url fails to decode base64 input with "+" and "/"
118 ['b64u_7', '--base64url -d',  {IN=>$base64_out},
119  {EXIT=>1},  {ERR=>"$prog: invalid input\n"}],
120
121 ['b64_bug49741', '--base64 -d',  {IN=>$base64_bug49741_in},
122  {OUT=>$base64_bug49741_out}],
123
124
125
126 ['b32_1',  '--base32',       {IN=>$base32_in},     {OUT=>$base32_out}],
127 ['b32_2',  '--base32 -d',    {IN=>$base32_out},    {OUT=>$base32_in}],
128 ['b32_3',  '--base32 -d -i', {IN=>'&'.$base32_out},{OUT=>$base32_in}],
129 ['b32_4',  '--base32',       {IN=>$base32_in2},    {OUT=>$base32_out2}],
130 ['b32_5',  '--base32 -d',    {IN=>$base32_out2},   {OUT=>$base32_in2}],
131 ['b32_6',  '--base32 -d -i', {IN=>$base32_out2},   {OUT=>$base32_in2}],
132
133
134
135 ['b32h_1', '--base32hex',       {IN=>$base32_in},      {OUT=>$base32hex_out}],
136 ['b32h_2', '--base32hex -d',    {IN=>$base32hex_out}, {OUT=>$base32_in}],
137 ['b32h_3', '--base32hex -d -i', {IN=>'/'.$base32hex_out}, {OUT=>$base32_in}],
138 ['b32h_4', '--base32hex -d -i', {IN=>'W'.$base32hex_out}, {OUT=>$base32_in}],
139 ['b32h_5', '--base32hex -d',    {IN=>$base32hex_out.'W'}, , {OUT=>$base32_in},
140  {EXIT=>1},  {ERR=>"$prog: invalid input\n"}],
141 ['b32h_6', '--base32hex -d',    {IN=>$base32hex_out.'/'}, {OUT=>$base32_in},
142  {EXIT=>1},  {ERR=>"$prog: invalid input\n"}],
143 ['b32h_7',  '--base32hex',      {IN=>$base32_in2},     {OUT=>$base32hex_out2}],
144 ['b32h_8',  '--base32hex -d',   {IN=>$base32hex_out2},     {OUT=>$base32_in2}],
145 ['b32h_9',  '--base32hex -di',  {IN=>$base32hex_out2},     {OUT=>$base32_in2}],
146 ['b32h_10', '--base32hex -d',   {IN=>$base32hex_out2_nl},  {OUT=>$base32_in2}],
147 ['b32h_11', '--base32hex -di',  {IN=>$base32hex_out2_nl},  {OUT=>$base32_in2}],
148
149
150
151 ['b16_1', '--base16',        {IN=>$base16_in},       {OUT=>$base16_out}],
152 ['b16_2', '--base16 -d',     {IN=>$base16_out},      {OUT=>$base16_in}],
153 ['b16_3', '--base16 -d -i',  {IN=>'&'. $base16_out}, {OUT=>$base16_in}],
154 ['b16_4', '--base16 -d -i',  {IN=>$base16_out.'G'},  {OUT=>$base16_in}],
155 ['b16_5', '--base16 -d',     {IN=>'.'}, {EXIT=>1},
156  {ERR=>"$prog: invalid input\n"}],
157 ['b16_6', '--base16 -d',     {IN=>'='}, {EXIT=>1},
158  {ERR=>"$prog: invalid input\n"}],
159 ['b16_7', '--base16 -d',     {IN=>'G'}, {EXIT=>1},
160  {ERR=>"$prog: invalid input\n"}],
161 ['b16_8', '--base16 -d',     {IN=>"AB\nCD"}, {OUT=>"\xAB\xCD"}],
162 ['b16_9', '--base16 -d',     {IN=>lc ($base16_out)},  {OUT=>$base16_in}],
163 ['b16_10', '--base16 -d -i', {IN=>lc ($base16_out)},  {OUT=>$base16_in}],
164
165
166
167 ['b2m_1', '--base2m',        {IN=>"\xC1"},       {OUT=>"11000001"}],
168 ['b2m_2', '--base2m -d',     {IN=>'11000001'},   {OUT=>"\xC1"}],
169 ['b2m_3', '--base2m -d',     {IN=>"110\n00001"}, {OUT=>"\xC1"}],
170 ['b2m_4', '--base2m -di',    {IN=>"110x00001"},  {OUT=>"\xC1"}],
171 ['b2m_5', '--base2m -d',     {IN=>"110x00001"},  {EXIT=>1},
172  {ERR=>"$prog: invalid input\n"}],
173 ['b2m_6', '--base2m -d',     {IN=>"11000001x"},  {OUT=>"\xC1"}, {EXIT=>1},
174  {ERR=>"$prog: invalid input\n"}],
175 ['b2m_7', '--base2m -d',     {IN=>"1"},      {EXIT=>1},
176  {ERR=>"$prog: invalid input\n"}],
177 ['b2m_8', '--base2m -d',     {IN=>"1000100"}, {EXIT=>1},
178  {ERR=>"$prog: invalid input\n"}],
179 ['b2m_9', '--base2m -d',     {IN=>"100010000000000"}, {OUT=>"\x88"}, {EXIT=>1},
180  {ERR=>"$prog: invalid input\n"}],
181 ['b2m_10','--base2m',        {IN=>"ab"},       {OUT=>$base2msbf_ab}],
182 ['b2m_11','--base2m -d',     {IN=>$base2msbf_ab},     {OUT=>"ab"}],
183 ['b2m_12','--base2m -d',     {IN=>$base2msbf_ab_nl},  {OUT=>"ab"}],
184
185
186 ['b2l_1', '--base2l',        {IN=>"\x83"},       {OUT=>"11000001"}],
187 ['b2l_2', '--base2l -d',     {IN=>'11000001'},   {OUT=>"\x83"}],
188 ['b2l_3', '--base2l -d',     {IN=>"110\n00001"}, {OUT=>"\x83"}],
189 ['b2l_4', '--base2l -di',    {IN=>"110x00001"},  {OUT=>"\x83"}],
190 ['b2l_5', '--base2l -d',     {IN=>"110x00001"},  {EXIT=>1},
191  {ERR=>"$prog: invalid input\n"}],
192 ['b2l_6', '--base2l -d',     {IN=>"11000001x"},  {OUT=>"\x83"}, {EXIT=>1},
193  {ERR=>"$prog: invalid input\n"}],
194 ['b2l_7', '--base2l -d',     {IN=>"1"},      {EXIT=>1},
195  {ERR=>"$prog: invalid input\n"}],
196 ['b2l_8', '--base2l -d',     {IN=>"1000100"}, {EXIT=>1},
197  {ERR=>"$prog: invalid input\n"}],
198 ['b2l_9', '--base2l -d',     {IN=>"100010000000000"}, {OUT=>"\x11"}, {EXIT=>1},
199  {ERR=>"$prog: invalid input\n"}],
200 ['b2l_10','--base2l',        {IN=>"ab"},       {OUT=>$base2lsbf_ab}],
201 ['b2l_11','--base2l -d',     {IN=>$base2lsbf_ab},     {OUT=>"ab"}],
202 ['b2l_12','--base2l -d',     {IN=>$base2lsbf_ab_nl},  {OUT=>"ab"}],
203
204
205
206
207
208 ['z85_1', '--z85',        {IN=>$z85_in},        {OUT=>$z85_out}],
209 ['z85_2', '--z85 -d',     {IN=>$z85_out},       {OUT=>$z85_in}],
210 ['z85_3', '--z85 -d -i',  {IN=>'~'. $z85_out},  {OUT=>$z85_in}],
211 ['z85_4', '--z85 -d -i',  {IN=>' '. $z85_out},  {OUT=>$z85_in}],
212 ['z85_5', '--z85 -d',     {IN=>'%j$qP'},  {OUT=>"\xFF\xDD\xBB\x99"}],
213 ['z85_6', '--z85 -d -i',  {IN=>'%j~$qP'}, {OUT=>"\xFF\xDD\xBB\x99"}],
214
215 # z85 encoding require input to be multiple of 5 octets
216 ['z85_7', '--z85 -d',  {IN=>'hello'},   {OUT=>"5jXu"}],
217 ['z85_8', '--z85 -d',  {IN=>'helloX'},  {OUT=>"5jXu"},  {EXIT=>1},
218  {ERR=>"$prog: invalid input\n"}],
219 ['z85_9', '--z85 -d',  {IN=>"he\nl\nlo"},   {OUT=>"5jXu"}],
220
221 # Invalid input characters (space ~ ")
222 ['z85_10', '--z85 -d',  {IN=>' j$qP'}, {EXIT=>1},
223  {ERR=>"$prog: invalid input\n"}],
224 ['z85_11', '--z85 -d',  {IN=>'%j$q~'}, {EXIT=>1},
225  {ERR=>"$prog: invalid input\n"}],
226 ['z85_12', '--z85 -d',  {IN=>'%j$"P'}, {EXIT=>1},
227  {ERR=>"$prog: invalid input\n"}],
228
229 # Invalid length (binary input must be a multiple of 4 octets,
230 # z85-encoded input must be a multiple of 5 octets)
231 ['z85_20', '--z85',  {IN=>'A'}, {EXIT=>1},
232  {ERR=>"$prog: invalid input (length must be multiple of 4 characters)\n"}],
233 ['z85_21', '--z85',  {IN=>'AB'}, {EXIT=>1},
234  {ERR=>"$prog: invalid input (length must be multiple of 4 characters)\n"}],
235 ['z85_22', '--z85',  {IN=>'ABC'}, {EXIT=>1},
236  {ERR=>"$prog: invalid input (length must be multiple of 4 characters)\n"}],
237 ['z85_23', '--z85',  {IN=>'ABCD'}, {OUT=>'k%^}b'}],
238 ['z85_24', '--z85',  {IN=>'ABCDE'}, {EXIT=>1},
239  {ERR=>"$prog: invalid input (length must be multiple of 4 characters)\n"}],
240
241 ['z85_30', '--z85 -d',  {IN=>'A'}, {EXIT=>1},
242  {ERR=>"$prog: invalid input\n"}],
243 ['z85_31', '--z85 -d',  {IN=>'AB'}, {EXIT=>1},
244  {ERR=>"$prog: invalid input\n"}],
245 ['z85_32', '--z85 -d',  {IN=>'ABC'}, {EXIT=>1},
246  {ERR=>"$prog: invalid input\n"}],
247 ['z85_33', '--z85 -d',  {IN=>'ABCD'}, {EXIT=>1},
248  {ERR=>"$prog: invalid input\n"}],
249 ['z85_34', '--z85 -d',  {IN=>'ABCDE'}, {OUT=>"\x71\x61\x9e\xb6"}],
250 ['z85_35', '--z85 -d',  {IN=>'ABCDEF'},{OUT=>"\x71\x61\x9e\xb6"},
251  {EXIT=>1}, {ERR=>"$prog: invalid input\n"}],
252
253 # largest possible value
254 ['z85_40', '--z85',    {IN=>"\xFF\xFF\xFF\xFF"},{OUT=>"%nSc0"}],
255 ['z85_41', '--z85 -d', {IN=>"%nSc0"}, {OUT=>"\xFF\xFF\xFF\xFF"}],
256 # Invalid encoded data - will decode to more than 0xFFFFFFFF
257 ['z85_42', '--z85 -d', {IN=>"%nSc1"}, {EXIT=>1},
258  {ERR=>"$prog: invalid input\n"}],
259 ['z85_43', '--z85 -d', {IN=>"%nSd0"}, {EXIT=>1},
260  {ERR=>"$prog: invalid input\n"}],
261 ['z85_44', '--z85 -d', {IN=>"%nTc0"}, {EXIT=>1},
262  {ERR=>"$prog: invalid input\n"}],
263 ['z85_45', '--z85 -d', {IN=>"%oSc0"}, {EXIT=>1},
264  {ERR=>"$prog: invalid input\n"}],
265 ['z85_46', '--z85 -d', {IN=>'$nSc0'}, {EXIT=>1},
266  {ERR=>"$prog: invalid input\n"}],
267 ['z85_47', '--z85 -d', {IN=>'#0000'}, {EXIT=>1},
268  {ERR=>"$prog: invalid input\n"}],
269);
270
271# Prepend the command line argument and append a newline to end
272# of each expected 'OUT' string.
273my $t;
274
275Test:
276foreach $t (@Tests)
277  {
278      foreach my $e (@$t)
279      {
280          ref $e && ref $e eq 'HASH' && defined $e->{OUT_SUBST}
281          and next Test;
282      }
283
284      push @$t, {OUT_SUBST=>'s/\n$//s'};
285  }
286
287
288
289my $save_temps = $ENV{DEBUG};
290my $verbose = $ENV{VERBOSE};
291
292my $fail = run_tests ($program_name, $prog, \@Tests, $save_temps, $verbose);
293
294exit $fail;
295