Bug Summary

File: src/idn.c
Warning: line 201, column 11
Potential leak of memory pointed to by 'line'

Annotated Source Code

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clang -cc1 -triple x86_64-pc-linux-gnu -analyze -disable-free -disable-llvm-verifier -discard-value-names -main-file-name idn.c -analyzer-store=region -analyzer-opt-analyze-nested-blocks -analyzer-eagerly-assume -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -mrelocation-model static -mthread-model posix -fmath-errno -masm-verbose -mconstructor-aliases -munwind-tables -fuse-init-array -target-cpu x86-64 -dwarf-column-info -debugger-tuning=gdb -momit-leaf-frame-pointer -resource-dir /usr/lib/llvm-7/lib/clang/7.0.1 -D HAVE_CONFIG_H -I . -I .. -I ../lib -I ../lib -I ../gl -I ../gl -D LOCALEDIR="/usr/local/share/locale" -internal-isystem /usr/local/include -internal-isystem /usr/lib/llvm-7/lib/clang/7.0.1/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -O2 -fdebug-compilation-dir /home/jas/src/libidn/src -ferror-limit 19 -fmessage-length 0 -fobjc-runtime=gcc -fdiagnostics-show-option -vectorize-loops -vectorize-slp -analyzer-output=html -o /home/jas/src/libidn/scan.tmp/2020-07-22-175430-13732-1 -x c idn.c -faddrsig
1 /* idn.c --- Command line interface to libidn.
2 * Copyright (C) 2003-2020 Simon Josefsson
3 *
4 * This file is part of GNU Libidn.
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 <http://www.gnu.org/licenses/>.
18 *
19 */
20
21 #ifdef HAVE_CONFIG_H1
22 # include "config.h"
23 #endif
24
25 #include <stdio.h>
26 #include <stdlib.h>
27 #include <string.h>
28 #include <errno(*__errno_location ()).h>
29 #include <locale.h>
30 #include <unistd.h>
31
32 /* Gnulib headers. */
33 #include "error.h"
34 #include "gettext.h"
35 #define _(String)dcgettext ("libidn", String, 5) dgettext (PACKAGE, String)dcgettext ("libidn", String, 5)
36 #define N_(String)String gettext_noop (String)String
37 #include "progname.h"
38 #include "version-etc.h"
39
40 /* Libidn headers. */
41 #include <stringprep.h>
42 #include <punycode.h>
43 #include <idna.h>
44 #ifdef WITH_TLD1
45 # include <tld.h>
46 #endif
47
48 #include "idn_cmd.h"
49
50 #define GREETING"Copyright 2002-2015 Simon Josefsson.\n" "GNU Libidn is free software with ABSOLUTELY NO WARRANTY. For more\n"
"information about these matters, see <http://www.gnu.org/licenses/>.\n" \
51 "Copyright 2002-2015 Simon Josefsson.\n" \
52 "GNU Libidn is free software with ABSOLUTELY NO WARRANTY. For more\n" \
53 "information about these matters, see <http://www.gnu.org/licenses/>.\n"
54
55 const char version_etc_copyright[] =
56 /* Do *not* mark this string for translation. %s is a copyright
57 symbol suitable for this locale, and %d is the copyright
58 year. */
59 "Copyright %s %d Simon Josefsson.";
60
61 static void
62 usage (int status)
63 {
64 if (status != EXIT_SUCCESS0)
65 fprintf (stderrstderr, _("Try '%s --help' for more information.\n")dcgettext ("libidn", "Try '%s --help' for more information.\n"
, 5),
66 program_name);
67 else
68 {
69 printf (_("\dcgettext ("libidn", "Usage: %s [OPTION]... [STRINGS]...\n", 5
)
70 Usage: %s [OPTION]... [STRINGS]...\n\dcgettext ("libidn", "Usage: %s [OPTION]... [STRINGS]...\n", 5
)
71 ")dcgettext ("libidn", "Usage: %s [OPTION]... [STRINGS]...\n", 5
), program_name);
72 fputs (_("\dcgettext ("libidn", "Internationalized Domain Name (IDN) convert STRINGS, or standard input.\n\n"
, 5)
73 Internationalized Domain Name (IDN) convert STRINGS, or standard input.\n\dcgettext ("libidn", "Internationalized Domain Name (IDN) convert STRINGS, or standard input.\n\n"
, 5)
74 \n\dcgettext ("libidn", "Internationalized Domain Name (IDN) convert STRINGS, or standard input.\n\n"
, 5)
75 ")dcgettext ("libidn", "Internationalized Domain Name (IDN) convert STRINGS, or standard input.\n\n"
, 5), stdoutstdout);
76 fputs (_("\dcgettext ("libidn", "Command line interface to the internationalized domain name library.\n\nAll strings are expected to be encoded in the preferred charset used\nby your locale. Use --debug to find out what this charset is. You\ncan override the charset used by setting environment variable CHARSET.\n\nTo process a string that starts with '-', for example '-foo', use '--'\nto signal the end of parameters, as in: idn --quiet -a -- -foo\n\nMandatory arguments to long options are mandatory for short options too.\n"
, 5)
77 Command line interface to the internationalized domain name library.\n\dcgettext ("libidn", "Command line interface to the internationalized domain name library.\n\nAll strings are expected to be encoded in the preferred charset used\nby your locale. Use --debug to find out what this charset is. You\ncan override the charset used by setting environment variable CHARSET.\n\nTo process a string that starts with '-', for example '-foo', use '--'\nto signal the end of parameters, as in: idn --quiet -a -- -foo\n\nMandatory arguments to long options are mandatory for short options too.\n"
, 5)
78 \n\dcgettext ("libidn", "Command line interface to the internationalized domain name library.\n\nAll strings are expected to be encoded in the preferred charset used\nby your locale. Use --debug to find out what this charset is. You\ncan override the charset used by setting environment variable CHARSET.\n\nTo process a string that starts with '-', for example '-foo', use '--'\nto signal the end of parameters, as in: idn --quiet -a -- -foo\n\nMandatory arguments to long options are mandatory for short options too.\n"
, 5)
79 All strings are expected to be encoded in the preferred charset used\n\dcgettext ("libidn", "Command line interface to the internationalized domain name library.\n\nAll strings are expected to be encoded in the preferred charset used\nby your locale. Use --debug to find out what this charset is. You\ncan override the charset used by setting environment variable CHARSET.\n\nTo process a string that starts with '-', for example '-foo', use '--'\nto signal the end of parameters, as in: idn --quiet -a -- -foo\n\nMandatory arguments to long options are mandatory for short options too.\n"
, 5)
80 by your locale. Use --debug to find out what this charset is. You\n\dcgettext ("libidn", "Command line interface to the internationalized domain name library.\n\nAll strings are expected to be encoded in the preferred charset used\nby your locale. Use --debug to find out what this charset is. You\ncan override the charset used by setting environment variable CHARSET.\n\nTo process a string that starts with '-', for example '-foo', use '--'\nto signal the end of parameters, as in: idn --quiet -a -- -foo\n\nMandatory arguments to long options are mandatory for short options too.\n"
, 5)
81 can override the charset used by setting environment variable CHARSET.\n\dcgettext ("libidn", "Command line interface to the internationalized domain name library.\n\nAll strings are expected to be encoded in the preferred charset used\nby your locale. Use --debug to find out what this charset is. You\ncan override the charset used by setting environment variable CHARSET.\n\nTo process a string that starts with '-', for example '-foo', use '--'\nto signal the end of parameters, as in: idn --quiet -a -- -foo\n\nMandatory arguments to long options are mandatory for short options too.\n"
, 5)
82 \n\dcgettext ("libidn", "Command line interface to the internationalized domain name library.\n\nAll strings are expected to be encoded in the preferred charset used\nby your locale. Use --debug to find out what this charset is. You\ncan override the charset used by setting environment variable CHARSET.\n\nTo process a string that starts with '-', for example '-foo', use '--'\nto signal the end of parameters, as in: idn --quiet -a -- -foo\n\nMandatory arguments to long options are mandatory for short options too.\n"
, 5)
83 To process a string that starts with '-', for example '-foo', use '--'\n\dcgettext ("libidn", "Command line interface to the internationalized domain name library.\n\nAll strings are expected to be encoded in the preferred charset used\nby your locale. Use --debug to find out what this charset is. You\ncan override the charset used by setting environment variable CHARSET.\n\nTo process a string that starts with '-', for example '-foo', use '--'\nto signal the end of parameters, as in: idn --quiet -a -- -foo\n\nMandatory arguments to long options are mandatory for short options too.\n"
, 5)
84 to signal the end of parameters, as in: idn --quiet -a -- -foo\n\dcgettext ("libidn", "Command line interface to the internationalized domain name library.\n\nAll strings are expected to be encoded in the preferred charset used\nby your locale. Use --debug to find out what this charset is. You\ncan override the charset used by setting environment variable CHARSET.\n\nTo process a string that starts with '-', for example '-foo', use '--'\nto signal the end of parameters, as in: idn --quiet -a -- -foo\n\nMandatory arguments to long options are mandatory for short options too.\n"
, 5)
85 \n\dcgettext ("libidn", "Command line interface to the internationalized domain name library.\n\nAll strings are expected to be encoded in the preferred charset used\nby your locale. Use --debug to find out what this charset is. You\ncan override the charset used by setting environment variable CHARSET.\n\nTo process a string that starts with '-', for example '-foo', use '--'\nto signal the end of parameters, as in: idn --quiet -a -- -foo\n\nMandatory arguments to long options are mandatory for short options too.\n"
, 5)
86 Mandatory arguments to long options are mandatory for short options too.\n\dcgettext ("libidn", "Command line interface to the internationalized domain name library.\n\nAll strings are expected to be encoded in the preferred charset used\nby your locale. Use --debug to find out what this charset is. You\ncan override the charset used by setting environment variable CHARSET.\n\nTo process a string that starts with '-', for example '-foo', use '--'\nto signal the end of parameters, as in: idn --quiet -a -- -foo\n\nMandatory arguments to long options are mandatory for short options too.\n"
, 5)
87 ")dcgettext ("libidn", "Command line interface to the internationalized domain name library.\n\nAll strings are expected to be encoded in the preferred charset used\nby your locale. Use --debug to find out what this charset is. You\ncan override the charset used by setting environment variable CHARSET.\n\nTo process a string that starts with '-', for example '-foo', use '--'\nto signal the end of parameters, as in: idn --quiet -a -- -foo\n\nMandatory arguments to long options are mandatory for short options too.\n"
, 5), stdoutstdout);
88 fputs (_("\dcgettext ("libidn", " -h, --help Print help and exit\n -V, --version Print version and exit\n"
, 5)
89 -h, --help Print help and exit\n\dcgettext ("libidn", " -h, --help Print help and exit\n -V, --version Print version and exit\n"
, 5)
90 -V, --version Print version and exit\n\dcgettext ("libidn", " -h, --help Print help and exit\n -V, --version Print version and exit\n"
, 5)
91 ")dcgettext ("libidn", " -h, --help Print help and exit\n -V, --version Print version and exit\n"
, 5), stdoutstdout);
92 fputs (_("\dcgettext ("libidn", " -s, --stringprep Prepare string according to nameprep profile\n -d, --punycode-decode Decode Punycode\n -e, --punycode-encode Encode Punycode\n -a, --idna-to-ascii Convert to ACE according to IDNA (default mode)\n -u, --idna-to-unicode Convert from ACE according to IDNA\n"
, 5)
93 -s, --stringprep Prepare string according to nameprep profile\n\dcgettext ("libidn", " -s, --stringprep Prepare string according to nameprep profile\n -d, --punycode-decode Decode Punycode\n -e, --punycode-encode Encode Punycode\n -a, --idna-to-ascii Convert to ACE according to IDNA (default mode)\n -u, --idna-to-unicode Convert from ACE according to IDNA\n"
, 5)
94 -d, --punycode-decode Decode Punycode\n\dcgettext ("libidn", " -s, --stringprep Prepare string according to nameprep profile\n -d, --punycode-decode Decode Punycode\n -e, --punycode-encode Encode Punycode\n -a, --idna-to-ascii Convert to ACE according to IDNA (default mode)\n -u, --idna-to-unicode Convert from ACE according to IDNA\n"
, 5)
95 -e, --punycode-encode Encode Punycode\n\dcgettext ("libidn", " -s, --stringprep Prepare string according to nameprep profile\n -d, --punycode-decode Decode Punycode\n -e, --punycode-encode Encode Punycode\n -a, --idna-to-ascii Convert to ACE according to IDNA (default mode)\n -u, --idna-to-unicode Convert from ACE according to IDNA\n"
, 5)
96 -a, --idna-to-ascii Convert to ACE according to IDNA (default mode)\n\dcgettext ("libidn", " -s, --stringprep Prepare string according to nameprep profile\n -d, --punycode-decode Decode Punycode\n -e, --punycode-encode Encode Punycode\n -a, --idna-to-ascii Convert to ACE according to IDNA (default mode)\n -u, --idna-to-unicode Convert from ACE according to IDNA\n"
, 5)
97 -u, --idna-to-unicode Convert from ACE according to IDNA\n\dcgettext ("libidn", " -s, --stringprep Prepare string according to nameprep profile\n -d, --punycode-decode Decode Punycode\n -e, --punycode-encode Encode Punycode\n -a, --idna-to-ascii Convert to ACE according to IDNA (default mode)\n -u, --idna-to-unicode Convert from ACE according to IDNA\n"
, 5)
98 ")dcgettext ("libidn", " -s, --stringprep Prepare string according to nameprep profile\n -d, --punycode-decode Decode Punycode\n -e, --punycode-encode Encode Punycode\n -a, --idna-to-ascii Convert to ACE according to IDNA (default mode)\n -u, --idna-to-unicode Convert from ACE according to IDNA\n"
, 5), stdoutstdout);
99 fputs (_("\dcgettext ("libidn", " --allow-unassigned Toggle IDNA AllowUnassigned flag (default off)\n --usestd3asciirules Toggle IDNA UseSTD3ASCIIRules flag (default off)\n"
, 5)
100 --allow-unassigned Toggle IDNA AllowUnassigned flag (default off)\n\dcgettext ("libidn", " --allow-unassigned Toggle IDNA AllowUnassigned flag (default off)\n --usestd3asciirules Toggle IDNA UseSTD3ASCIIRules flag (default off)\n"
, 5)
101 --usestd3asciirules Toggle IDNA UseSTD3ASCIIRules flag (default off)\n\dcgettext ("libidn", " --allow-unassigned Toggle IDNA AllowUnassigned flag (default off)\n --usestd3asciirules Toggle IDNA UseSTD3ASCIIRules flag (default off)\n"
, 5)
102 ")dcgettext ("libidn", " --allow-unassigned Toggle IDNA AllowUnassigned flag (default off)\n --usestd3asciirules Toggle IDNA UseSTD3ASCIIRules flag (default off)\n"
, 5), stdoutstdout);
103 fputs (_("\dcgettext ("libidn", " --no-tld Don't check string for TLD specific rules\n Only for --idna-to-ascii and --idna-to-unicode\n"
, 5)
104 --no-tld Don't check string for TLD specific rules\n\dcgettext ("libidn", " --no-tld Don't check string for TLD specific rules\n Only for --idna-to-ascii and --idna-to-unicode\n"
, 5)
105 Only for --idna-to-ascii and --idna-to-unicode\n\dcgettext ("libidn", " --no-tld Don't check string for TLD specific rules\n Only for --idna-to-ascii and --idna-to-unicode\n"
, 5)
106 ")dcgettext ("libidn", " --no-tld Don't check string for TLD specific rules\n Only for --idna-to-ascii and --idna-to-unicode\n"
, 5), stdoutstdout);
107 fputs (_("\dcgettext ("libidn", " -n, --nfkc Normalize string according to Unicode v3.2 NFKC\n"
, 5)
108 -n, --nfkc Normalize string according to Unicode v3.2 NFKC\n\dcgettext ("libidn", " -n, --nfkc Normalize string according to Unicode v3.2 NFKC\n"
, 5)
109 ")dcgettext ("libidn", " -n, --nfkc Normalize string according to Unicode v3.2 NFKC\n"
, 5), stdoutstdout);
110 fputs (_("\dcgettext ("libidn", " -p, --profile=STRING Use specified stringprep profile instead\n Valid stringprep profiles: Nameprep\n iSCSI Nodeprep Resourceprep trace SASLprep\n"
, 5)
111 -p, --profile=STRING Use specified stringprep profile instead\n\dcgettext ("libidn", " -p, --profile=STRING Use specified stringprep profile instead\n Valid stringprep profiles: Nameprep\n iSCSI Nodeprep Resourceprep trace SASLprep\n"
, 5)
112 Valid stringprep profiles: Nameprep\n\dcgettext ("libidn", " -p, --profile=STRING Use specified stringprep profile instead\n Valid stringprep profiles: Nameprep\n iSCSI Nodeprep Resourceprep trace SASLprep\n"
, 5)
113 iSCSI Nodeprep Resourceprep trace SASLprep\n\dcgettext ("libidn", " -p, --profile=STRING Use specified stringprep profile instead\n Valid stringprep profiles: Nameprep\n iSCSI Nodeprep Resourceprep trace SASLprep\n"
, 5)
114 ")dcgettext ("libidn", " -p, --profile=STRING Use specified stringprep profile instead\n Valid stringprep profiles: Nameprep\n iSCSI Nodeprep Resourceprep trace SASLprep\n"
, 5), stdoutstdout);
115 fputs (_("\dcgettext ("libidn", " --debug Print debugging information\n --quiet Silent operation\n"
, 5)
116 --debug Print debugging information\n\dcgettext ("libidn", " --debug Print debugging information\n --quiet Silent operation\n"
, 5)
117 --quiet Silent operation\n\dcgettext ("libidn", " --debug Print debugging information\n --quiet Silent operation\n"
, 5)
118 ")dcgettext ("libidn", " --debug Print debugging information\n --quiet Silent operation\n"
, 5), stdoutstdout);
119 emit_bug_reporting_address ();
120 }
121 exit (status);
122 }
123
124 int
125 main (int argc, char *argv[])
126 {
127 struct gengetopt_args_info args_info;
128 char *line = NULL((void*)0);
129 size_t linelen = 0;
130 char *p, *r;
131 uint32_t *q;
132 unsigned cmdn = 0;
133 int rc;
134
135 setlocale (LC_ALL6, "");
136 set_program_name (argv[0]);
137 bindtextdomain (PACKAGE"libidn", LOCALEDIR"/usr/local/share/locale");
138 textdomain (PACKAGE"libidn");
139
140 if (cmdline_parser (argc, argv, &args_info) != 0)
1
Assuming the condition is false
→
2
←
Taking false branch
→
141 usage (EXIT_FAILURE1);
142
143 if (args_info.version_given)
3
←
Assuming the condition is false
→
4
←
Taking false branch
→
144 {
145 version_etc (stdoutstdout, "idn", PACKAGE_NAME"GNU Libidn", VERSION"1.36",
146 "Simon Josefsson", (char *) NULL((void*)0));
147 return EXIT_SUCCESS0;
148 }
149
150 if (args_info.help_given)
5
←
Assuming the condition is false
→
6
←
Taking false branch
→
151 usage (EXIT_SUCCESS0);
152
153 /* Backwards compatibility: -n has always been the documented short
154 form for --nfkc but, before v1.10, -k was the implemented short
155 form. We now accept both to avoid documentation changes. */
156 if (args_info.hidden_nfkc_given)
7
←
Assuming the condition is false
→
8
←
Taking false branch
→
157 args_info.nfkc_given = 1;
158
159 if (!args_info.stringprep_given &&
9
←
Assuming the condition is true
→
160 !args_info.punycode_encode_given && !args_info.punycode_decode_given &&
10
←
Assuming the condition is false
→
161 !args_info.idna_to_ascii_given && !args_info.idna_to_unicode_given &&
162 !args_info.nfkc_given)
163 args_info.idna_to_ascii_given = 1;
164
165 if ((args_info.stringprep_given ? 1 : 0) +
11
←
'?' condition is false
→
21
←
Taking false branch
→
166 (args_info.punycode_encode_given ? 1 : 0) +
12
←
'?' condition is true
→
167 (args_info.punycode_decode_given ? 1 : 0) +
13
←
Assuming the condition is false
→
14
←
'?' condition is false
→
168 (args_info.idna_to_ascii_given ? 1 : 0) +
15
←
Assuming the condition is false
→
16
←
'?' condition is false
→
169 (args_info.idna_to_unicode_given ? 1 : 0) +
17
←
Assuming the condition is false
→
18
←
'?' condition is false
→
170 (args_info.nfkc_given ? 1 : 0) != 1)
19
←
Assuming the condition is false
→
20
←
'?' condition is false
→
171 {
172 error (0, 0,
173 _("only one of -s, -e, -d, -a, -u or -n can be specified")dcgettext ("libidn", "only one of -s, -e, -d, -a, -u or -n can be specified"
, 5));
174 usage (EXIT_FAILURE1);
175 }
176
177 if (!args_info.quiet_given
22
←
Assuming the condition is false
→
178 && args_info.inputs_num == 0 && isatty (fileno (stdinstdin)))
179 fprintf (stderrstderr, "%s %s\n" GREETING"Copyright 2002-2015 Simon Josefsson.\n" "GNU Libidn is free software with ABSOLUTELY NO WARRANTY. For more\n"
"information about these matters, see <http://www.gnu.org/licenses/>.\n", PACKAGE"libidn", VERSION"1.36");
180
181 if (args_info.debug_given)
23
←
Assuming the condition is false
→
24
←
Taking false branch
→
182 fprintf (stderrstderr, _("Charset: %s\n")dcgettext ("libidn", "Charset: %s\n", 5), stringprep_locale_charset ());
183
184 if (!args_info.quiet_given
185 && args_info.inputs_num == 0 && isatty (fileno (stdinstdin)))
186 fprintf (stderrstderr, _("Type each input string on a line by itself, "dcgettext ("libidn", "Type each input string on a line by itself, "
"terminated by a newline character.\n", 5)
187 "terminated by a newline character.\n")dcgettext ("libidn", "Type each input string on a line by itself, "
"terminated by a newline character.\n", 5));
188
189 do
48
←
Loop condition is true. Execution continues on line 191
→
190 {
191 if (cmdn < args_info.inputs_num)
25
←
Assuming the condition is true
→
26
←
Taking true branch
→
49
←
Taking true branch
→
192 line = strdup (args_info.inputs[cmdn++]);
27
←
Memory is allocated
→
193 else if (getline (&line, &linelen, stdinstdin) == -1)
194 {
195 if (feof (stdinstdin))
196 break;
197
198 error (EXIT_FAILURE1, errno(*__errno_location ()), _("input error")dcgettext ("libidn", "input error", 5));
199 }
200
201 if (strlen (line) > 0)
28
←
Assuming the condition is false
→
29
←
Taking false branch
→
50
←
Potential leak of memory pointed to by 'line'
202 if (line[strlen (line) - 1] == '\n')
203 line[strlen (line) - 1] = '0円';
204
205 if (args_info.stringprep_given)
30
←
Taking false branch
→
206 {
207 p = stringprep_locale_to_utf8 (line);
208 if (!p)
209 error (EXIT_FAILURE1, 0, _("could not convert from %s to UTF-8")dcgettext ("libidn", "could not convert from %s to UTF-8", 5),
210 stringprep_locale_charset ());
211
212 q = stringprep_utf8_to_ucs4 (p, -1, NULL((void*)0));
213 if (!q)
214 {
215 free (p);
216 error (EXIT_FAILURE1, 0,
217 _("could not convert from UTF-8 to UCS-4")dcgettext ("libidn", "could not convert from UTF-8 to UCS-4",
5));
218 }
219
220 if (args_info.debug_given)
221 {
222 size_t i;
223 for (i = 0; q[i]; i++)
224 fprintf (stderrstderr, "input[%lu] = U+%04x\n",
225 (unsigned long) i, q[i]);
226 }
227 free (q);
228
229 rc = stringprep_profile (p, &r,
230 args_info.profile_given ?
231 args_info.profile_arg : "Nameprep", 0);
232 free (p);
233 if (rc != STRINGPREP_OK)
234 error (EXIT_FAILURE1, 0, _("stringprep_profile: %s")dcgettext ("libidn", "stringprep_profile: %s", 5),
235 stringprep_strerror (rc));
236
237 q = stringprep_utf8_to_ucs4 (r, -1, NULL((void*)0));
238 if (!q)
239 {
240 free (r);
241 error (EXIT_FAILURE1, 0,
242 _("could not convert from UTF-8 to UCS-4")dcgettext ("libidn", "could not convert from UTF-8 to UCS-4",
5));
243 }
244
245 if (args_info.debug_given)
246 {
247 size_t i;
248 for (i = 0; q[i]; i++)
249 fprintf (stderrstderr, "output[%lu] = U+%04x\n",
250 (unsigned long) i, q[i]);
251 }
252 free (q);
253
254 p = stringprep_utf8_to_locale (r);
255 free (r);
256 if (!p)
257 error (EXIT_FAILURE1, 0, _("could not convert from UTF-8 to %s")dcgettext ("libidn", "could not convert from UTF-8 to %s", 5),
258 stringprep_locale_charset ());
259
260 fprintf (stdoutstdout, "%s\n", p);
261
262 free (p);
263 }
264
265 if (args_info.punycode_encode_given)
31
←
Taking true branch
→
266 {
267 char encbuf[BUFSIZ8192];
268 size_t len, len2;
269
270 p = stringprep_locale_to_utf8 (line);
271 if (!p)
32
←
Assuming 'p' is non-null
→
33
←
Taking false branch
→
272 error (EXIT_FAILURE1, 0, _("could not convert from %s to UTF-8")dcgettext ("libidn", "could not convert from %s to UTF-8", 5),
273 stringprep_locale_charset ());
274
275 q = stringprep_utf8_to_ucs4 (p, -1, &len);
276 free (p);
277 if (!q)
34
←
Assuming 'q' is non-null
→
35
←
Taking false branch
→
278 error (EXIT_FAILURE1, 0,
279 _("could not convert from UTF-8 to UCS-4")dcgettext ("libidn", "could not convert from UTF-8 to UCS-4",
5));
280
281 if (args_info.debug_given)
36
←
Taking false branch
→
282 {
283 size_t i;
284 for (i = 0; i < len; i++)
285 fprintf (stderrstderr, "input[%lu] = U+%04x\n",
286 (unsigned long) i, q[i]);
287 }
288
289 len2 = BUFSIZ8192 - 1;
290 rc = punycode_encode (len, q, NULL((void*)0), &len2, encbuf);
291 free (q);
292 if (rc != PUNYCODE_SUCCESS)
37
←
Assuming 'rc' is equal to PUNYCODE_SUCCESS
→
38
←
Taking false branch
→
293 error (EXIT_FAILURE1, 0, _("punycode_encode: %s")dcgettext ("libidn", "punycode_encode: %s", 5),
294 punycode_strerror (rc));
295
296 encbuf[len2] = '0円';
297
298 p = stringprep_utf8_to_locale (encbuf);
299 if (!p)
39
←
Assuming 'p' is non-null
→
40
←
Taking false branch
→
300 error (EXIT_FAILURE1, 0, _("could not convert from UTF-8 to %s")dcgettext ("libidn", "could not convert from UTF-8 to %s", 5),
301 stringprep_locale_charset ());
302
303 fprintf (stdoutstdout, "%s\n", p);
304
305 free (p);
306 }
307
308 if (args_info.punycode_decode_given)
41
←
Taking false branch
→
309 {
310 size_t len;
311
312 len = BUFSIZ8192;
313 q = (uint32_t *) malloc (len * sizeof (q[0]));
314 if (!q)
315 error (EXIT_FAILURE1, ENOMEM12, N_("malloc")"malloc");
316
317 rc = punycode_decode (strlen (line), line, &len, q, NULL((void*)0));
318 if (rc != PUNYCODE_SUCCESS)
319 {
320 free (q);
321 error (EXIT_FAILURE1, 0, _("punycode_decode: %s")dcgettext ("libidn", "punycode_decode: %s", 5),
322 punycode_strerror (rc));
323 }
324
325 if (args_info.debug_given)
326 {
327 size_t i;
328 for (i = 0; i < len; i++)
329 fprintf (stderrstderr, "output[%lu] = U+%04x\n",
330 (unsigned long) i, q[i]);
331 }
332
333 q[len] = 0;
334 r = stringprep_ucs4_to_utf8 (q, -1, NULL((void*)0), NULL((void*)0));
335 free (q);
336 if (!r)
337 error (EXIT_FAILURE1, 0,
338 _("could not convert from UCS-4 to UTF-8")dcgettext ("libidn", "could not convert from UCS-4 to UTF-8",
5));
339
340 p = stringprep_utf8_to_locale (r);
341 free (r);
342 if (!r)
343 error (EXIT_FAILURE1, 0, _("could not convert from UTF-8 to %s")dcgettext ("libidn", "could not convert from UTF-8 to %s", 5),
344 stringprep_locale_charset ());
345
346 fprintf (stdoutstdout, "%s\n", p);
347
348 free (p);
349 }
350
351 if (args_info.idna_to_ascii_given)
42
←
Taking false branch
→
352 {
353 p = stringprep_locale_to_utf8 (line);
354 if (!p)
355 error (EXIT_FAILURE1, 0, _("could not convert from %s to UTF-8")dcgettext ("libidn", "could not convert from %s to UTF-8", 5),
356 stringprep_locale_charset ());
357
358 q = stringprep_utf8_to_ucs4 (p, -1, NULL((void*)0));
359 free (p);
360 if (!q)
361 error (EXIT_FAILURE1, 0,
362 _("could not convert from UCS-4 to UTF-8")dcgettext ("libidn", "could not convert from UCS-4 to UTF-8",
5));
363
364 if (args_info.debug_given)
365 {
366 size_t i;
367 for (i = 0; q[i]; i++)
368 fprintf (stderrstderr, "input[%lu] = U+%04x\n",
369 (unsigned long) i, q[i]);
370 }
371
372 rc = idna_to_ascii_4z (q, &p,
373 (args_info.allow_unassigned_given ?
374 IDNA_ALLOW_UNASSIGNED : 0) |
375 (args_info.usestd3asciirules_given ?
376 IDNA_USE_STD3_ASCII_RULES : 0));
377 free (q);
378 if (rc != IDNA_SUCCESS)
379 error (EXIT_FAILURE1, 0, _("idna_to_ascii_4z: %s")dcgettext ("libidn", "idna_to_ascii_4z: %s", 5),
380 idna_strerror (rc));
381
382 #ifdef WITH_TLD1
383 if (args_info.tld_flag && !args_info.no_tld_flag)
384 {
385 size_t errpos;
386
387 rc = idna_to_unicode_8z4z (p, &q,
388 (args_info.allow_unassigned_given ?
389 IDNA_ALLOW_UNASSIGNED : 0) |
390 (args_info.usestd3asciirules_given ?
391 IDNA_USE_STD3_ASCII_RULES : 0));
392 if (rc != IDNA_SUCCESS)
393 error (EXIT_FAILURE1, 0, _("idna_to_unicode_8z4z (TLD): %s")dcgettext ("libidn", "idna_to_unicode_8z4z (TLD): %s", 5),
394 idna_strerror (rc));
395
396 if (args_info.debug_given)
397 {
398 size_t i;
399 for (i = 0; q[i]; i++)
400 fprintf (stderrstderr, "tld[%lu] = U+%04x\n",
401 (unsigned long) i, q[i]);
402 }
403
404 rc = tld_check_4z (q, &errpos, NULL((void*)0));
405 free (q);
406 if (rc == TLD_INVALID)
407 error (EXIT_FAILURE1, 0, _("tld_check_4z (position %lu): %s")dcgettext ("libidn", "tld_check_4z (position %lu): %s", 5),
408 (unsigned long) errpos, tld_strerror (rc));
409 if (rc != TLD_SUCCESS)
410 error (EXIT_FAILURE1, 0, _("tld_check_4z: %s")dcgettext ("libidn", "tld_check_4z: %s", 5),
411 tld_strerror (rc));
412 }
413 #endif
414
415 if (args_info.debug_given)
416 {
417 size_t i;
418 for (i = 0; p[i]; i++)
419 fprintf (stderrstderr, "output[%lu] = U+%04x\n",
420 (unsigned long) i, (unsigned) p[i]);
421 }
422
423 fprintf (stdoutstdout, "%s\n", p);
424
425 free (p);
426 }
427
428 if (args_info.idna_to_unicode_given)
43
←
Taking false branch
→
429 {
430 p = stringprep_locale_to_utf8 (line);
431 if (!p)
432 error (EXIT_FAILURE1, 0, _("could not convert from %s to UTF-8")dcgettext ("libidn", "could not convert from %s to UTF-8", 5),
433 stringprep_locale_charset ());
434
435 q = stringprep_utf8_to_ucs4 (p, -1, NULL((void*)0));
436 if (!q)
437 {
438 free (p);
439 error (EXIT_FAILURE1, 0,
440 _("could not convert from UCS-4 to UTF-8")dcgettext ("libidn", "could not convert from UCS-4 to UTF-8",
5));
441 }
442
443 if (args_info.debug_given)
444 {
445 size_t i;
446 for (i = 0; q[i]; i++)
447 fprintf (stderrstderr, "input[%lu] = U+%04x\n",
448 (unsigned long) i, q[i]);
449 }
450 free (q);
451
452 rc = idna_to_unicode_8z4z (p, &q,
453 (args_info.allow_unassigned_given ?
454 IDNA_ALLOW_UNASSIGNED : 0) |
455 (args_info.usestd3asciirules_given ?
456 IDNA_USE_STD3_ASCII_RULES : 0));
457 free (p);
458 if (rc != IDNA_SUCCESS)
459 error (EXIT_FAILURE1, 0, _("idna_to_unicode_8z4z: %s")dcgettext ("libidn", "idna_to_unicode_8z4z: %s", 5),
460 idna_strerror (rc));
461
462 if (args_info.debug_given)
463 {
464 size_t i;
465 for (i = 0; q[i]; i++)
466 fprintf (stderrstderr, "output[%lu] = U+%04x\n",
467 (unsigned long) i, q[i]);
468 }
469
470 #ifdef WITH_TLD1
471 if (args_info.tld_flag)
472 {
473 size_t errpos;
474
475 rc = tld_check_4z (q, &errpos, NULL((void*)0));
476 if (rc == TLD_INVALID)
477 {
478 free (q);
479 error (EXIT_FAILURE1, 0,
480 _("tld_check_4z (position %lu): %s")dcgettext ("libidn", "tld_check_4z (position %lu): %s", 5),
481 (unsigned long) errpos, tld_strerror (rc));
482 }
483 if (rc != TLD_SUCCESS)
484 {
485 free (q);
486 error (EXIT_FAILURE1, 0, _("tld_check_4z: %s")dcgettext ("libidn", "tld_check_4z: %s", 5),
487 tld_strerror (rc));
488 }
489 }
490 #endif
491
492 r = stringprep_ucs4_to_utf8 (q, -1, NULL((void*)0), NULL((void*)0));
493 free (q);
494 if (!r)
495 error (EXIT_FAILURE1, 0,
496 _("could not convert from UTF-8 to UCS-4")dcgettext ("libidn", "could not convert from UTF-8 to UCS-4",
5));
497
498 p = stringprep_utf8_to_locale (r);
499 free (r);
500 if (!p)
501 error (EXIT_FAILURE1, 0, _("could not convert from UTF-8 to %s")dcgettext ("libidn", "could not convert from UTF-8 to %s", 5),
502 stringprep_locale_charset ());
503
504 fprintf (stdoutstdout, "%s\n", p);
505
506 free (p);
507 }
508
509 if (args_info.nfkc_given)
44
←
Taking false branch
→
510 {
511 p = stringprep_locale_to_utf8 (line);
512 if (!p)
513 error (EXIT_FAILURE1, 0, _("could not convert from %s to UTF-8")dcgettext ("libidn", "could not convert from %s to UTF-8", 5),
514 stringprep_locale_charset ());
515
516 if (args_info.debug_given)
517 {
518 size_t i;
519
520 q = stringprep_utf8_to_ucs4 (p, -1, NULL((void*)0));
521 if (!q)
522 {
523 free (p);
524 error (EXIT_FAILURE1, 0,
525 _("could not convert from UTF-8 to UCS-4")dcgettext ("libidn", "could not convert from UTF-8 to UCS-4",
5));
526 }
527
528 for (i = 0; q[i]; i++)
529 fprintf (stderrstderr, "input[%lu] = U+%04x\n",
530 (unsigned long) i, q[i]);
531
532 free (q);
533 }
534
535 r = stringprep_utf8_nfkc_normalize (p, -1);
536 free (p);
537 if (!r)
538 error (EXIT_FAILURE1, 0, _("could not do NFKC normalization")dcgettext ("libidn", "could not do NFKC normalization", 5));
539
540 if (args_info.debug_given)
541 {
542 size_t i;
543
544 q = stringprep_utf8_to_ucs4 (r, -1, NULL((void*)0));
545 if (!q)
546 {
547 free (r);
548 error (EXIT_FAILURE1, 0,
549 _("could not convert from UTF-8 to UCS-4")dcgettext ("libidn", "could not convert from UTF-8 to UCS-4",
5));
550 }
551
552 for (i = 0; q[i]; i++)
553 fprintf (stderrstderr, "output[%lu] = U+%04x\n",
554 (unsigned long) i, q[i]);
555
556 free (q);
557 }
558
559 p = stringprep_utf8_to_locale (r);
560 free (r);
561 if (!p)
562 error (EXIT_FAILURE1, 0, _("could not convert from UTF-8 to %s")dcgettext ("libidn", "could not convert from UTF-8 to %s", 5),
563 stringprep_locale_charset ());
564
565 fprintf (stdoutstdout, "%s\n", p);
566
567 free (p);
568 }
569
570 fflush (stdoutstdout);
571 }
572 while (!feof (stdinstdin) && !ferror (stdinstdin) && (args_info.inputs_num == 0 ||
45
←
Assuming the condition is true
→
46
←
Assuming the condition is true
→
573 cmdn < args_info.inputs_num));
47
←
Assuming the condition is true
→
574
575 free (line);
576
577 return EXIT_SUCCESS0;
578 }

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