lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | #include <sys/types.h> |
| 2 | #include <sys/stat.h> |
| 3 | #include <fcntl.h> |
| 4 | #include <errno.h> |
| 5 | |
| 6 | #include <stdio.h> |
| 7 | |
| 8 | |
| 9 | #define THE_COOKIE ((void *) 0xdeadbeeful) |
| 10 | |
| 11 | static int errors; |
| 12 | |
| 13 | |
| 14 | static int cookieread_called; |
| 15 | static ssize_t |
| 16 | cookieread (void *cookie, char *buf, size_t count) |
| 17 | { |
| 18 | printf ("`%s' called with cookie %#lx\n", __FUNCTION__, |
| 19 | (unsigned long int) cookie); |
| 20 | if (cookie != THE_COOKIE) |
| 21 | ++errors; |
| 22 | cookieread_called = 1; |
| 23 | return 42; |
| 24 | } |
| 25 | |
| 26 | |
| 27 | static int cookiewrite_called; |
| 28 | static ssize_t |
| 29 | cookiewrite (void *cookie, const char *buf, size_t count) |
| 30 | { |
| 31 | printf ("`%s' called with cookie %#lx\n", __FUNCTION__, |
| 32 | (unsigned long int) cookie); |
| 33 | if (cookie != THE_COOKIE) |
| 34 | ++errors; |
| 35 | cookiewrite_called = 1; |
| 36 | return 43; |
| 37 | } |
| 38 | |
| 39 | |
| 40 | static int cookieseek_called; |
| 41 | static int |
| 42 | cookieseek (void *cookie, off64_t *offset, int whence) |
| 43 | { |
| 44 | printf ("`%s' called with cookie %#lx\n", __FUNCTION__, |
| 45 | (unsigned long int) cookie); |
| 46 | if (cookie != THE_COOKIE) |
| 47 | ++errors; |
| 48 | cookieseek_called = 1; |
| 49 | return 44; |
| 50 | } |
| 51 | |
| 52 | |
| 53 | static int cookieclose_called; |
| 54 | static int |
| 55 | cookieclose (void *cookie) |
| 56 | { |
| 57 | printf ("`%s' called with cookie %#lx\n", __FUNCTION__, |
| 58 | (unsigned long int) cookie); |
| 59 | if (cookie != THE_COOKIE) |
| 60 | ++errors; |
| 61 | cookieclose_called = 1; |
| 62 | return 45; |
| 63 | } |
| 64 | |
| 65 | |
| 66 | static int |
| 67 | do_test (void) |
| 68 | { |
| 69 | cookie_io_functions_t fcts; |
| 70 | char buf[1]; |
| 71 | FILE *f; |
| 72 | |
| 73 | fcts.read = cookieread; |
| 74 | fcts.seek = cookieseek; |
| 75 | fcts.close = cookieclose; |
| 76 | fcts.write = cookiewrite; |
| 77 | |
| 78 | f = fopencookie (THE_COOKIE, "r+", fcts); |
| 79 | |
| 80 | fread (buf, 1, 1, f); |
| 81 | fwrite (buf, 1, 1, f); |
| 82 | fseek (f, 0, SEEK_CUR); |
| 83 | fclose (f); |
| 84 | |
| 85 | if (cookieread_called == 0 |
| 86 | || cookiewrite_called == 0 |
| 87 | || cookieseek_called == 0 |
| 88 | || cookieclose_called == 0) |
| 89 | ++errors; |
| 90 | |
| 91 | return errors != 0; |
| 92 | } |
| 93 | |
| 94 | #define TEST_FUNCTION do_test () |
| 95 | #include "../test-skeleton.c" |