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/*
* Test strace's -x option.
*
* Copyright (c) 2020-2021 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tests.h"
#include <stdio.h>
#include <unistd.h>
#ifndef STRACE_X
# define STRACE_X 1
#endif
#if STRACE_X == 1
# define XOUT(_, x_chars_, x_, xx_) x_
#elif STRACE_X == 2
# define XOUT(_, x_chars_, x_, xx_) xx_
#elif STRACE_X == 3
# define XOUT(_, x_chars_, x_, xx_) x_chars_
#elif STRACE_X == 0
# define XOUT(_, x_chars_, x_, xx_) _
#endif
int
main(void)
{
static const struct {
const char *path;
const char *out;
} test_vecs[] = {
{ "test",
XOUT("test", "test", "test", "\\x74\\x65\\x73\\x74") },
{ "\t\n\v\f\r hi~", XOUT("\\t\\n\\v\\f\\r hi~",
"\\t\\n\\v\\f\\r hi~", "\\t\\n\\v\\f\\r hi~",
"\\x09\\x0a\\x0b\\x0c\\x0d\\x20\\x68\\x69\\x7e") },
{ "\t\n\v\f\r\16 hi~", XOUT("\\t\\n\\v\\f\\r\\16 hi~",
"\\t\\n\\v\\f\\r\\x0e hi~",
"\\x09\\x0a\\x0b\\x0c\\x0d\\x0e\\x20\\x68\\x69\\x7e",
"\\x09\\x0a\\x0b\\x0c\\x0d\\x0e\\x20\\x68\\x69\\x7e") },
{ "\10\t\n\v\f\r hi~", XOUT("\\10\\t\\n\\v\\f\\r hi~",
"\\x08\\t\\n\\v\\f\\r hi~",
"\\x08\\x09\\x0a\\x0b\\x0c\\x0d\\x20\\x68\\x69\\x7e",
"\\x08\\x09\\x0a\\x0b\\x0c\\x0d\\x20\\x68\\x69\\x7e") },
{ "\t\n\v\f\r\37 hi~", XOUT("\\t\\n\\v\\f\\r\\37 hi~",
"\\t\\n\\v\\f\\r\\x1f hi~",
"\\x09\\x0a\\x0b\\x0c\\x0d\\x1f\\x20\\x68\\x69\\x7e",
"\\x09\\x0a\\x0b\\x0c\\x0d\\x1f\\x20\\x68\\x69\\x7e") },
{ "\t\n\v\f\r hi~\177", XOUT("\\t\\n\\v\\f\\r hi~\\177",
"\\t\\n\\v\\f\\r hi~\\x7f",
"\\x09\\x0a\\x0b\\x0c\\x0d\\x20\\x68\\x69\\x7e\\x7f",
"\\x09\\x0a\\x0b\\x0c\\x0d\\x20\\x68\\x69\\x7e\\x7f") },
{ "\t\n\v\f\r hi~\222", XOUT("\\t\\n\\v\\f\\r hi~\\222",
"\\t\\n\\v\\f\\r hi~\\x92",
"\\x09\\x0a\\x0b\\x0c\\x0d\\x20\\x68\\x69\\x7e\\x92",
"\\x09\\x0a\\x0b\\x0c\\x0d\\x20\\x68\\x69\\x7e\\x92") },
{ "\t\n\v\f\r hi~\377", XOUT("\\t\\n\\v\\f\\r hi~\\377",
"\\t\\n\\v\\f\\r hi~\\xff",
"\\x09\\x0a\\x0b\\x0c\\x0d\\x20\\x68\\x69\\x7e\\xff",
"\\x09\\x0a\\x0b\\x0c\\x0d\\x20\\x68\\x69\\x7e\\xff") },
};
static char path[] = " ";
const char *rc_str;
for (size_t i = 0; i < ARRAY_SIZE(test_vecs); i++) {
rc_str = sprintrc(chdir(test_vecs[i].path));
printf("chdir(\"%s\") = %s\n", test_vecs[i].out, rc_str);
}
for (unsigned char c = 1; c < 255; c++) {
path[1] = c;
rc_str = sprintrc(chdir(path));
printf("chdir(");
#if STRACE_X == 2
print_quoted_hex(path, sizeof(path) - 1);
#else
# if STRACE_X != 0
if (((c < ' ') || (c >= 0x7f)) && (c != '\t') && (c != '\n') &&
(c != '\v') && (c != '\f') && (c != '\r'))
# if STRACE_X == 3
printf("\"%c\\x%02hhx\"", path[0], path[1]);
# else
print_quoted_hex(path, sizeof(path) - 1);
# endif
else
# endif
print_quoted_string(path);
#endif
printf(") = %s\n", rc_str);
}
puts("+++ exited with 0 +++");
return 0;
}
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