]>
Commit | Line | Data |
---|---|---|
11fdf7f2 TL |
1 | /* SPDX-License-Identifier: BSD-3-Clause |
2 | * Copyright(c) 2010-2014 Intel Corporation | |
7c673cae FG |
3 | */ |
4 | ||
5 | #include <stdint.h> | |
6 | #include <stdio.h> | |
7 | #include <stdarg.h> | |
8 | #include <errno.h> | |
9 | #include <string.h> | |
10 | #include <rte_per_lcore.h> | |
11 | #include <rte_errno.h> | |
12 | #include <rte_string_fns.h> | |
13 | ||
14 | #include "test.h" | |
15 | ||
16 | static int | |
17 | test_errno(void) | |
18 | { | |
19 | const char *rte_retval; | |
20 | const char *libc_retval; | |
21 | #ifdef RTE_EXEC_ENV_BSDAPP | |
22 | /* BSD has a colon in the string, unlike linux */ | |
23 | const char unknown_code_result[] = "Unknown error: %d"; | |
24 | #else | |
25 | const char unknown_code_result[] = "Unknown error %d"; | |
26 | #endif | |
27 | char expected_libc_retval[sizeof(unknown_code_result)+3]; | |
28 | ||
29 | /* use a small selection of standard errors for testing */ | |
30 | int std_errs[] = {EAGAIN, EBADF, EACCES, EINTR, EINVAL}; | |
31 | /* test ALL registered RTE error codes for overlap */ | |
32 | int rte_errs[] = {E_RTE_SECONDARY, E_RTE_NO_CONFIG}; | |
33 | unsigned i; | |
34 | ||
35 | rte_errno = 0; | |
36 | if (rte_errno != 0) | |
37 | return -1; | |
38 | /* check for standard errors we return the same as libc */ | |
39 | for (i = 0; i < sizeof(std_errs)/sizeof(std_errs[0]); i++){ | |
40 | rte_retval = rte_strerror(std_errs[i]); | |
41 | libc_retval = strerror(std_errs[i]); | |
42 | printf("rte_strerror: '%s', strerror: '%s'\n", | |
43 | rte_retval, libc_retval); | |
44 | if (strcmp(rte_retval, libc_retval) != 0) | |
45 | return -1; | |
46 | } | |
47 | /* for rte-specific errors ensure we return a different string | |
48 | * and that the string for libc is for an unknown error | |
49 | */ | |
50 | for (i = 0; i < sizeof(rte_errs)/sizeof(rte_errs[0]); i++){ | |
51 | rte_retval = rte_strerror(rte_errs[i]); | |
52 | libc_retval = strerror(rte_errs[i]); | |
53 | printf("rte_strerror: '%s', strerror: '%s'\n", | |
54 | rte_retval, libc_retval); | |
55 | if (strcmp(rte_retval, libc_retval) == 0) | |
56 | return -1; | |
57 | /* generate appropriate error string for unknown error number | |
58 | * and then check that this is what we got back. If not, we have | |
59 | * a duplicate error number that conflicts with errno.h */ | |
60 | snprintf(expected_libc_retval, sizeof(expected_libc_retval), | |
61 | unknown_code_result, rte_errs[i]); | |
62 | if ((strcmp(expected_libc_retval, libc_retval) != 0) && | |
63 | (strcmp("", libc_retval) != 0)){ | |
64 | printf("Error, duplicate error code %d\n", rte_errs[i]); | |
65 | return -1; | |
66 | } | |
67 | } | |
68 | ||
69 | /* ensure that beyond RTE_MAX_ERRNO, we always get an unknown code */ | |
70 | rte_retval = rte_strerror(RTE_MAX_ERRNO + 1); | |
71 | libc_retval = strerror(RTE_MAX_ERRNO + 1); | |
72 | snprintf(expected_libc_retval, sizeof(expected_libc_retval), | |
73 | unknown_code_result, RTE_MAX_ERRNO + 1); | |
74 | printf("rte_strerror: '%s', strerror: '%s'\n", | |
75 | rte_retval, libc_retval); | |
76 | if ((strcmp(rte_retval, libc_retval) != 0) || | |
77 | (strcmp(expected_libc_retval, libc_retval) != 0)){ | |
78 | if (strcmp("", libc_retval) != 0){ | |
79 | printf("Failed test for RTE_MAX_ERRNO + 1 value\n"); | |
80 | return -1; | |
81 | } | |
82 | } | |
83 | ||
84 | return 0; | |
85 | } | |
86 | ||
87 | REGISTER_TEST_COMMAND(errno_autotest, test_errno); |