compiler-rt/test/sanitizer_common/TestCases/Posix/vis.cpp

   1 // RUN: %clangxx -O0 -g %s -o %t && %run %t 2>&1 | FileCheck %s
   2 //
   3 // UNSUPPORTED: target={{.*(linux|solaris).*}}, darwin
   4
   5 #include <ctype.h>
   6 #include <err.h>
   7 #include <inttypes.h>
   8 #include <stdint.h>
   9 #include <stdio.h>
  10 #include <stdlib.h>
  11 #include <vis.h>
  12
  13 void test_vis() {
  14   char visout[5];
  15   int ch = toascii(0x1);
  16   vis(visout, ch, VIS_SAFE | VIS_NOSLASH, 0);
  17   printf("vis: %s\n", visout);
  18 }
  19
  20 void test_nvis() {
  21   char visout[5];
  22   int ch = toascii(0x2);
  23   nvis(visout, sizeof visout, ch, VIS_SAFE | VIS_NOSLASH, 0);
  24   printf("nvis: %s\n", visout);
  25 }
  26
  27 void test_strvis() {
  28   char visout[5];
  29   strvis(visout, "\3", VIS_SAFE | VIS_NOSLASH);
  30   printf("strvis: %s\n", visout);
  31 }
  32
  33 void test_stravis() {
  34   char *visout;
  35   stravis(&visout, "\4", VIS_SAFE | VIS_NOSLASH);
  36   printf("stravis: %s\n", visout);
  37   free(visout);
  38 }
  39
  40 void test_strnvis() {
  41   char visout[5];
  42   strnvis(visout, sizeof visout, "\5", VIS_SAFE | VIS_NOSLASH);
  43   printf("strnvis: %s\n", visout);
  44 }
  45
  46 void test_strvisx() {
  47   char visout[5];
  48   char src[] = "\6";
  49   strvisx(visout, src, sizeof src - 1 /* skip final \0 */,
  50           VIS_SAFE | VIS_NOSLASH);
  51   printf("strvisx: %s\n", visout);
  52 }
  53
  54 void test_strnvisx() {
  55   char visout[5];
  56   char src[] = "\1";
  57   strnvisx(visout, sizeof visout, src, sizeof src - 1 /* skip final \0 */,
  58            VIS_SAFE | VIS_NOSLASH);
  59   printf("strnvisx: %s\n", visout);
  60 }
  61
  62 void test_strenvisx() {
  63   char visout[5];
  64   char src[] = "\2";
  65   strenvisx(visout, sizeof visout, src, sizeof src - 1 /* skip final \0 */,
  66             VIS_SAFE | VIS_NOSLASH, NULL);
  67   printf("strenvisx: %s\n", visout);
  68 }
  69
  70 void test_svis() {
  71   char visout[5];
  72   int ch = toascii(0x3);
  73   svis(visout, ch, VIS_SAFE | VIS_NOSLASH, 0, "x");
  74   printf("svis: %s\n", visout);
  75 }
  76
  77 void test_snvis() {
  78   char visout[5];
  79   int ch = toascii(0x2);
  80   snvis(visout, sizeof visout, ch, VIS_SAFE | VIS_NOSLASH, 0, "x");
  81   printf("snvis: %s\n", visout);
  82 }
  83
  84 void test_strsvis() {
  85   char visout[5];
  86   strsvis(visout, "\4", VIS_SAFE | VIS_NOSLASH, "x");
  87   printf("strsvis: %s\n", visout);
  88 }
  89
  90 void test_strsnvis() {
  91   char visout[5];
  92   strsnvis(visout, sizeof visout, "\5", VIS_SAFE | VIS_NOSLASH, "x");
  93   printf("strsnvis: %s\n", visout);
  94 }
  95
  96 void test_strsvisx() {
  97   char visout[5];
  98   char src[] = "\5";
  99   strsvisx(visout, src, sizeof src - 1 /* skip final \0 */,
 100            VIS_SAFE | VIS_NOSLASH, "x");
 101   printf("strsvisx: %s\n", visout);
 102 }
 103
 104 void test_strsnvisx() {
 105   char visout[5];
 106   char src[] = "\6";
 107   strsnvisx(visout, sizeof visout, src, sizeof src - 1 /* skip final \0 */,
 108             VIS_SAFE | VIS_NOSLASH, "x");
 109   printf("strsnvisx: %s\n", visout);
 110 }
 111
 112 void test_strsenvisx() {
 113   char visout[5];
 114   char src[] = "\1";
 115   strsenvisx(visout, sizeof visout, src, sizeof src - 1 /* skip final \0 */,
 116              VIS_SAFE | VIS_NOSLASH, "x", NULL);
 117   printf("strsenvisx: %s\n", visout);
 118 }
 119
 120 void test_unvis() {
 121   char visout[5];
 122   int ch = toascii(0x1);
 123   vis(visout, ch, VIS_SAFE, 0);
 124
 125   int state = 0;
 126   char out;
 127   char *p = visout;
 128   while ((ch = *(p++)) != '\0') {
 129   again:
 130     switch (unvis(&out, ch, &state, 0)) {
 131     case 0:
 132     case UNVIS_NOCHAR:
 133       break;
 134     case UNVIS_VALID:
 135       printf("unvis: %" PRIx8 "\n", (unsigned char)out);
 136       break;
 137     case UNVIS_VALIDPUSH:
 138       printf("unvis: %" PRIx8 "\n", (unsigned char)out);
 139       goto again;
 140     case UNVIS_SYNBAD:
 141       errx(1, "Bad character sequence!");
 142     }
 143   }
 144   if (unvis(&out, '\0', &state, UNVIS_END) == UNVIS_VALID)
 145     printf("unvis: %" PRIx8 "\n", (unsigned char)out);
 146 }
 147
 148 void test_strunvis() {
 149   char visout[5];
 150   int ch = toascii(0x2);
 151   vis(visout, ch, VIS_SAFE, 0);
 152
 153   char p[5];
 154   strunvis(p, visout);
 155
 156   char *pp = p;
 157   while ((ch = *(pp++)) != '\0')
 158     printf("strunvis: %" PRIx8 "\n", (unsigned char)ch);
 159 }
 160
 161 void test_strnunvis() {
 162   char visout[5];
 163   int ch = toascii(0x3);
 164   vis(visout, ch, VIS_SAFE, 0);
 165
 166   char p[5];
 167   strnunvis(p, sizeof p, visout);
 168
 169   char *pp = p;
 170   while ((ch = *(pp++)) != '\0')
 171     printf("strnunvis: %" PRIx8 "\n", (unsigned char)ch);
 172 }
 173
 174 void test_strunvisx() {
 175   char visout[5];
 176   int ch = toascii(0x4);
 177   vis(visout, ch, VIS_SAFE, 0);
 178
 179   char p[5];
 180   strunvisx(p, visout, VIS_SAFE);
 181
 182   char *pp = p;
 183   while ((ch = *(pp++)) != '\0')
 184     printf("strunvisx: %" PRIx8 "\n", (unsigned char)ch);
 185 }
 186
 187 void test_strnunvisx() {
 188   char visout[5];
 189   int ch = toascii(0x5);
 190   vis(visout, ch, VIS_SAFE, 0);
 191
 192   char p[5];
 193   strnunvisx(p, sizeof p, visout, VIS_SAFE);
 194
 195   char *pp = p;
 196   while ((ch = *(pp++)) != '\0')
 197     printf("strnunvisx: %" PRIx8 "\n", (unsigned char)ch);
 198 }
 199
 200 int main(void) {
 201   printf("vis\n");
 202
 203   test_vis();
 204   test_nvis();
 205   test_strvis();
 206   test_stravis();
 207   test_strnvis();
 208   test_strvisx();
 209   test_strnvisx();
 210   test_strenvisx();
 211   test_svis();
 212   test_snvis();
 213   test_strsvis();
 214   test_strsnvis();
 215   test_strsvisx();
 216   test_strsnvisx();
 217   test_strsenvisx();
 218   test_unvis();
 219   test_strunvis();
 220   test_strnunvis();
 221   test_strunvisx();
 222   test_strnunvisx();
 223
 224   // CHECK: vis
 225   // CHECK: vis: ^A
 226   // CHECK: nvis: ^B
 227   // CHECK: strvis: ^C
 228   // CHECK: stravis: ^D
 229   // CHECK: strnvis: ^E
 230   // CHECK: strvisx: ^F
 231   // CHECK: strnvisx: ^A
 232   // CHECK: strenvisx: ^B
 233   // CHECK: svis: ^C
 234   // CHECK: snvis: ^B
 235   // CHECK: strsvis: ^D
 236   // CHECK: strsnvis: ^E
 237   // CHECK: strsvisx: ^E
 238   // CHECK: strsnvisx: ^F
 239   // CHECK: strsenvisx: ^A
 240   // CHECK: unvis: 1
 241   // CHECK: strunvis: 2
 242   // CHECK: strnunvis: 3
 243   // CHECK: strunvisx: 4
 244   // CHECK: strnunvisx: 5
 245
 246   return 0;
 247 }