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Linux/tools/perf/tests/is_printable_array.c

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  1 #include <linux/compiler.h>
  2 #include "tests.h"
  3 #include "debug.h"
  4 #include "util.h"
  5 
  6 int test__is_printable_array(int subtest __maybe_unused)
  7 {
  8         char buf1[] = { 'k', 'r', 4, 'v', 'a', 0 };
  9         char buf2[] = { 'k', 'r', 'a', 'v', 4, 0 };
 10         struct {
 11                 char            *buf;
 12                 unsigned int     len;
 13                 int              ret;
 14         } t[] = {
 15                 { (char *) "krava",     sizeof("krava"),        1 },
 16                 { (char *) "krava",     sizeof("krava") - 1,    0 },
 17                 { (char *) "",          sizeof(""),             1 },
 18                 { (char *) "",          0,                      0 },
 19                 { NULL,                 0,                      0 },
 20                 { buf1,                 sizeof(buf1),           0 },
 21                 { buf2,                 sizeof(buf2),           0 },
 22         };
 23         unsigned int i;
 24 
 25         for (i = 0; i < ARRAY_SIZE(t); i++) {
 26                 int ret;
 27 
 28                 ret = is_printable_array((char *) t[i].buf, t[i].len);
 29                 if (ret != t[i].ret) {
 30                         pr_err("failed: test %u\n", i);
 31                         return TEST_FAIL;
 32                 }
 33         }
 34 
 35         return TEST_OK;
 36 }
 37 

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