bad_stat - common_badbuf(statfunc INVAL_PTR...

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/* * Bad calls to fstat, lstat, and stat */ #include <sys/types.h> #include <sys/stat.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <unistd.h> #include <errno.h> #include <err.h> #include "config.h" #include "test.h" //////////////////////////////////////////////////////////// static int badbuf_fstat(struct stat *sb) { return fstat(STDIN_FILENO, sb); } static int badbuf_lstat(struct stat *sb) { return lstat("null:", sb); } static int badbuf_stat(struct stat *sb) { return stat("null:", sb); } static void common_badbuf(int (*statfunc)(struct stat *), void *ptr, const char *call, const char *ptrdesc) { int rv; char mydesc[128]; snprintf(mydesc, sizeof(mydesc), "%s with %s buf", call, ptrdesc); rv = statfunc(ptr); report_test(rv, errno, EFAULT, mydesc); } static void any_badbuf(int (*statfunc)(struct stat *), const char *call) { common_badbuf(statfunc, NULL, call, "NULL");
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Unformatted text preview: common_badbuf(statfunc, INVAL_PTR, call, "invalid pointer"); common_badbuf(statfunc, KERN_PTR, call, "kernel pointer"); } //////////////////////////////////////////////////////////// static void any_empty(int (*statfunc)(const char *, struct stat *), const char *call) { struct stat sb; char desc[128]; int rv; snprintf(desc, sizeof(desc), "%s on empty string", call); rv = statfunc("", &sb); report_test2(rv, errno, 0, EINVAL, desc); } //////////////////////////////////////////////////////////// void test_fstat(void) { test_fstat_fd(); any_badbuf(badbuf_fstat, "fstat"); } void test_lstat(void) { test_lstat_path(); any_empty(lstat, "stat"); any_badbuf(badbuf_lstat, "lstat"); } void test_stat(void) { test_stat_path(); any_empty(stat, "stat"); any_badbuf(badbuf_stat, "stat"); }...
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bad_stat - common_badbuf(statfunc INVAL_PTR...

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