1 /* 2 * Copyright (c) 2006 Proofpoint, 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 #include <sm/gen.h> 11 SM_IDSTR(id, "@(#)$Id: t-qic.c,v 1.10 2013/11/22 20:51:43 ca Exp $") 12 13 #include <stdio.h> 14 #include <sm/sendmail.h> 15 #include <sm/assert.h> 16 #include <sm/heap.h> 17 #include <sm/string.h> 18 #include <sm/test.h> 19 20 extern bool SmTestVerbose; 21 22 23 void 24 show_diff(s1, s2) 25 const char *s1; 26 const char *s2; 27 { 28 int i; 29 30 for (i = 0; s1[i] != '\0' && s2[i] != '\0'; i++) 31 { 32 if (s1[i] != s2[i]) 33 { 34 fprintf(stderr, "i=%d, s1[]=%u, s2[]=%u\n", 35 i, (unsigned char) s1[i], 36 (unsigned char) s2[i]); 37 return; 38 } 39 } 40 if (s1[i] != s2[i]) 41 { 42 fprintf(stderr, "i=%d, s1[]=%u, s2[]=%u\n", 43 i, (unsigned char) s1[i], (unsigned char) s2[i]); 44 } 45 } 46 47 char *quote_unquote __P((char *, char *, int, int)); 48 49 char * 50 quote_unquote(in, out, outlen, exp) 51 char *in; 52 char *out; 53 int outlen; 54 int exp; 55 { 56 char *obp, *bp; 57 char line_back[1024]; 58 char line_in[1024]; 59 int cmp; 60 61 sm_strlcpy(line_in, in, sizeof(line_in)); 62 obp = quote_internal_chars(in, out, &outlen); 63 bp = str2prt(line_in); 64 dequote_internal_chars(obp, line_back, sizeof(line_back)); 65 cmp = strcmp(line_in, line_back); 66 SM_TEST(exp == cmp); 67 if (cmp != exp && !SmTestVerbose) 68 { 69 fprintf(stderr, "in: %s\n", bp); 70 bp = str2prt(line_back); 71 fprintf(stderr, "out:%s\n", bp); 72 fprintf(stderr, "cmp=%d\n", cmp); 73 show_diff(in, line_back); 74 } 75 if (SmTestVerbose) 76 { 77 fprintf(stderr, "%s -> ", bp); 78 bp = str2prt(obp); 79 fprintf(stderr, "%s\n", bp); 80 fprintf(stderr, "cmp=%d\n", cmp); 81 } 82 return obp; 83 } 84 85 struct sm_qic_S 86 { 87 char *qic_in; 88 char *qic_out; 89 int qic_exp; 90 }; 91 92 typedef struct sm_qic_S sm_qic_T; 93 94 95 int 96 main(argc, argv) 97 int argc; 98 char *argv[]; 99 { 100 char line_in[1024], line[256], line_out[32], *obp; 101 int i, los, cmp; 102 sm_qic_T inout[] = { 103 { "", "", 0 } 104 , { "abcdef", "abcdef", 0 } 105 , { "01234567890123456789", "01234567890123456789", 0 } 106 , { "01234567890123456789\001", "01234567890123456789\001", 107 0 } 108 , { "012345\2067890123456789", "012345\377\2067890123456789", 109 0 } 110 , { "\377", "\377\377", 0 } 111 , { "\240", "\240", 0 } 112 , { "\220", "\377\220", 0 } 113 , { "\240\220", "\240\377\220", 0 } 114 , { "\377\377", "\377\377\377\377", 0 } 115 , { "\377a\377b", "\377\377a\377\377b", 0 } 116 , { "\376a\377b", "\376a\377\377b", 0 } 117 , { "\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", 118 "\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", 119 0 } 120 , { NULL, NULL, 0 } 121 }; 122 123 sm_test_begin(argc, argv, "test meta quoting"); 124 for (i = 0; i < sizeof(line_out); i++) 125 line_out[i] = '\0'; 126 for (i = 0; i < sizeof(line_in); i++) 127 line_in[i] = '\0'; 128 for (i = 0; i < sizeof(line_in) / 2; i++) 129 { 130 char ch; 131 132 ch = 0200 + i; 133 if ('\0' == ch) 134 ch = '0'; 135 line_in[i] = ch; 136 } 137 los = sizeof(line_out) / 2; 138 obp = quote_unquote(line_in, line_out, los, 0); 139 if (obp != line_out) 140 SM_FREE(obp); 141 142 for (i = 0; i < sizeof(line_in); i++) 143 line_in[i] = '\0'; 144 for (i = 0; i < sizeof(line_in) / 2; i++) 145 { 146 char ch; 147 148 ch = 0200 + i; 149 if ('\0' == ch) 150 ch = '0'; 151 line_in[i] = ch; 152 } 153 los = sizeof(line_in); 154 obp = quote_unquote(line_in, line_in, los, 0); 155 if (obp != line_in) 156 SM_FREE(obp); 157 158 for (i = 0; inout[i].qic_in != NULL; i++) 159 { 160 los = sizeof(line_out) / 2; 161 obp = quote_unquote(inout[i].qic_in, line_out, los, 162 inout[i].qic_exp); 163 cmp = strcmp(inout[i].qic_out, obp); 164 SM_TEST(inout[i].qic_exp == cmp); 165 if (inout[i].qic_exp != cmp && !SmTestVerbose) 166 { 167 char *bp; 168 169 bp = str2prt(obp); 170 fprintf(stderr, "got: %s\n", bp); 171 bp = str2prt(inout[i].qic_out); 172 fprintf(stderr, "exp:%s\n", bp); 173 fprintf(stderr, "cmp=%d\n", cmp); 174 show_diff(inout[i].qic_in, inout[i].qic_out); 175 } 176 if (obp != line_out) 177 SM_FREE(obp); 178 } 179 180 /* use same buffer for in and out */ 181 for (i = 0; inout[i].qic_in != NULL; i++) 182 { 183 bool same; 184 185 same = strcmp(inout[i].qic_in, inout[i].qic_out) == 0; 186 los = sm_strlcpy(line, inout[i].qic_in, sizeof(line)); 187 SM_TEST(los + 1 < sizeof(line)); 188 ++los; 189 obp = quote_unquote(line, line, los, inout[i].qic_exp); 190 cmp = strcmp(inout[i].qic_out, obp); 191 SM_TEST(inout[i].qic_exp == cmp); 192 if (inout[i].qic_exp != cmp && !SmTestVerbose) 193 { 194 char *bp; 195 196 bp = str2prt(obp); 197 fprintf(stderr, "got: %s\n", bp); 198 bp = str2prt(inout[i].qic_out); 199 fprintf(stderr, "exp:%s\n", bp); 200 fprintf(stderr, "cmp=%d\n", cmp); 201 show_diff(inout[i].qic_in, inout[i].qic_out); 202 } 203 if (obp != line) 204 { 205 SM_TEST(!same); 206 if (same) 207 show_diff(obp, inout[i].qic_out); 208 SM_FREE(obp); 209 } 210 } 211 212 /* use NULL buffer for out */ 213 for (i = 0; inout[i].qic_in != NULL; i++) 214 { 215 los = 0; 216 obp = quote_unquote(inout[i].qic_in, NULL, los, 217 inout[i].qic_exp); 218 SM_TEST(obp != NULL); 219 cmp = strcmp(inout[i].qic_out, obp); 220 SM_TEST(inout[i].qic_exp == cmp); 221 if (inout[i].qic_exp != cmp && !SmTestVerbose) 222 { 223 char *bp; 224 225 bp = str2prt(obp); 226 fprintf(stderr, "got: %s\n", bp); 227 bp = str2prt(inout[i].qic_out); 228 fprintf(stderr, "exp:%s\n", bp); 229 fprintf(stderr, "cmp=%d\n", cmp); 230 show_diff(inout[i].qic_in, inout[i].qic_out); 231 } 232 } 233 234 return sm_test_end(); 235 } 236