1 /*
2 * Copyright (c) 2006 Sendmail, Inc. and its suppliers.
3 * All rights reserved.
4 *
5 * By using this file, you agree to the terms and conditions set
6 * forth in the LICENSE file which can be found at the top level of
7 * the sendmail distribution.
8 */
9
10 #pragma ident "%Z%%M% %I% %E% SMI"
11
12 #include <sm/gen.h>
13 SM_IDSTR(id, "@(#)$Id: t-qic.c,v 1.9 2006/08/24 21:26:13 ca Exp $")
14
15 #include <stdio.h>
16 #include <sm/sendmail.h>
17 #include <sm/assert.h>
18 #include <sm/heap.h>
19 #include <sm/string.h>
20 #include <sm/test.h>
21
22 extern bool SmTestVerbose;
23
24
25 void
show_diff(s1,s2)26 show_diff(s1, s2)
27 const char *s1;
28 const char *s2;
29 {
30 int i;
31
32 for (i = 0; s1[i] != '\0' && s2[i] != '\0'; i++)
33 {
34 if (s1[i] != s2[i])
35 {
36 fprintf(stderr, "i=%d, s1[]=%u, s2[]=%u\n",
37 i, (unsigned char) s1[i],
38 (unsigned char) s2[i]);
39 return;
40 }
41 }
42 if (s1[i] != s2[i])
43 {
44 fprintf(stderr, "i=%d, s1[]=%u, s2[]=%u\n",
45 i, (unsigned char) s1[i], (unsigned char) s2[i]);
46 }
47 }
48
49 char *quote_unquote __P((char *, char *, int, int));
50
51 char *
quote_unquote(in,out,outlen,exp)52 quote_unquote(in, out, outlen, exp)
53 char *in;
54 char *out;
55 int outlen;
56 int exp;
57 {
58 char *obp, *bp;
59 char line_back[1024];
60 char line_in[1024];
61 int cmp;
62
63 sm_strlcpy(line_in, in, sizeof(line_in));
64 obp = quote_internal_chars(in, out, &outlen);
65 bp = str2prt(line_in);
66 dequote_internal_chars(obp, line_back, sizeof(line_back));
67 cmp = strcmp(line_in, line_back);
68 SM_TEST(exp == cmp);
69 if (cmp != exp && !SmTestVerbose)
70 {
71 fprintf(stderr, "in: %s\n", bp);
72 bp = str2prt(line_back);
73 fprintf(stderr, "out:%s\n", bp);
74 fprintf(stderr, "cmp=%d\n", cmp);
75 show_diff(in, line_back);
76 }
77 if (SmTestVerbose)
78 {
79 fprintf(stderr, "%s -> ", bp);
80 bp = str2prt(obp);
81 fprintf(stderr, "%s\n", bp);
82 fprintf(stderr, "cmp=%d\n", cmp);
83 }
84 return obp;
85 }
86
87 struct sm_qic_S
88 {
89 char *qic_in;
90 char *qic_out;
91 int qic_exp;
92 };
93
94 typedef struct sm_qic_S sm_qic_T;
95
96
97 int
main(argc,argv)98 main(argc, argv)
99 int argc;
100 char *argv[];
101 {
102 char line_in[1024], line[256], line_out[32], *obp;
103 int i, los, cmp;
104 sm_qic_T inout[] = {
105 { "", "", 0 }
106 , { "abcdef", "abcdef", 0 }
107 , { "01234567890123456789", "01234567890123456789", 0 }
108 , { "01234567890123456789\001", "01234567890123456789\001",
109 0 }
110 , { "012345\2067890123456789", "012345\377\2067890123456789",
111 0 }
112 , { "\377", "\377\377", 0 }
113 , { "\240", "\240", 0 }
114 , { "\220", "\377\220", 0 }
115 , { "\240\220", "\240\377\220", 0 }
116 , { "\377\377", "\377\377\377\377", 0 }
117 , { "\377a\377b", "\377\377a\377\377b", 0 }
118 , { "\376a\377b", "\376a\377\377b", 0 }
119 , { "\200\201\202\203\204\205\206\207\210\211\212\213\214\215\216\217\220\221\222\223\224\225\226\227\230\231\232\233\234\235\236\237\240",
120 "\377\200\377\201\377\202\377\203\377\204\377\205\377\206\377\207\377\210\377\211\377\212\377\213\377\214\377\215\377\216\377\217\377\220\377\221\377\222\377\223\377\224\377\225\377\226\377\227\377\230\377\231\377\232\377\233\377\234\377\235\377\236\377\237\240",
121 0 }
122 , { NULL, NULL, 0 }
123 };
124
125 sm_test_begin(argc, argv, "test meta quoting");
126 for (i = 0; i < sizeof(line_out); i++)
127 line_out[i] = '\0';
128 for (i = 0; i < sizeof(line_in); i++)
129 line_in[i] = '\0';
130 for (i = 0; i < sizeof(line_in) / 2; i++)
131 {
132 char ch;
133
134 ch = 0200 + i;
135 if ('\0' == ch)
136 ch = '0';
137 line_in[i] = ch;
138 }
139 los = sizeof(line_out) / 2;
140 obp = quote_unquote(line_in, line_out, los, 0);
141 if (obp != line_out)
142 SM_FREE(obp);
143
144 for (i = 0; i < sizeof(line_in); i++)
145 line_in[i] = '\0';
146 for (i = 0; i < sizeof(line_in) / 2; i++)
147 {
148 char ch;
149
150 ch = 0200 + i;
151 if ('\0' == ch)
152 ch = '0';
153 line_in[i] = ch;
154 }
155 los = sizeof(line_in);
156 obp = quote_unquote(line_in, line_in, los, 0);
157 if (obp != line_in)
158 SM_FREE(obp);
159
160 for (i = 0; inout[i].qic_in != NULL; i++)
161 {
162 los = sizeof(line_out) / 2;
163 obp = quote_unquote(inout[i].qic_in, line_out, los,
164 inout[i].qic_exp);
165 cmp = strcmp(inout[i].qic_out, obp);
166 SM_TEST(inout[i].qic_exp == cmp);
167 if (inout[i].qic_exp != cmp && !SmTestVerbose)
168 {
169 char *bp;
170
171 bp = str2prt(obp);
172 fprintf(stderr, "got: %s\n", bp);
173 bp = str2prt(inout[i].qic_out);
174 fprintf(stderr, "exp:%s\n", bp);
175 fprintf(stderr, "cmp=%d\n", cmp);
176 show_diff(inout[i].qic_in, inout[i].qic_out);
177 }
178 if (obp != line_out)
179 SM_FREE(obp);
180 }
181
182 /* use same buffer for in and out */
183 for (i = 0; inout[i].qic_in != NULL; i++)
184 {
185 bool same;
186
187 same = strcmp(inout[i].qic_in, inout[i].qic_out) == 0;
188 los = sm_strlcpy(line, inout[i].qic_in, sizeof(line));
189 SM_TEST(los + 1 < sizeof(line));
190 ++los;
191 obp = quote_unquote(line, line, los, inout[i].qic_exp);
192 cmp = strcmp(inout[i].qic_out, obp);
193 SM_TEST(inout[i].qic_exp == cmp);
194 if (inout[i].qic_exp != cmp && !SmTestVerbose)
195 {
196 char *bp;
197
198 bp = str2prt(obp);
199 fprintf(stderr, "got: %s\n", bp);
200 bp = str2prt(inout[i].qic_out);
201 fprintf(stderr, "exp:%s\n", bp);
202 fprintf(stderr, "cmp=%d\n", cmp);
203 show_diff(inout[i].qic_in, inout[i].qic_out);
204 }
205 if (obp != line)
206 {
207 SM_TEST(!same);
208 if (same)
209 show_diff(obp, inout[i].qic_out);
210 SM_FREE(obp);
211 }
212 }
213
214 /* use NULL buffer for out */
215 for (i = 0; inout[i].qic_in != NULL; i++)
216 {
217 los = 0;
218 obp = quote_unquote(inout[i].qic_in, NULL, los,
219 inout[i].qic_exp);
220 SM_TEST(obp != NULL);
221 cmp = strcmp(inout[i].qic_out, obp);
222 SM_TEST(inout[i].qic_exp == cmp);
223 if (inout[i].qic_exp != cmp && !SmTestVerbose)
224 {
225 char *bp;
226
227 bp = str2prt(obp);
228 fprintf(stderr, "got: %s\n", bp);
229 bp = str2prt(inout[i].qic_out);
230 fprintf(stderr, "exp:%s\n", bp);
231 fprintf(stderr, "cmp=%d\n", cmp);
232 show_diff(inout[i].qic_in, inout[i].qic_out);
233 }
234 }
235
236 return sm_test_end();
237 }
238