#include <errno.h>
/* We are testing some deprecated APIs here */
+#ifndef GLIB_DISABLE_DEPRECATION_WARNINGS
#define GLIB_DISABLE_DEPRECATION_WARNINGS
+#endif
#include <glib.h>
-/* Test our stdio wrappers here */
-#define G_STDIO_NO_WRAP_ON_UNIX
+/* Test our stdio wrappers here; this disables redefining (e.g.) g_open() to open() */
+#define G_STDIO_WRAP_ON_UNIX
#include <glib/gstdio.h>
#ifdef G_OS_UNIX
#include <sys/types.h>
#include <sys/stat.h>
#include <utime.h>
+
+#define G_TEST_DIR_MODE 0555
#endif
#include <fcntl.h>
#ifdef G_OS_WIN32
#ifndef F_OK
#define F_OK 0
#endif
+
+#define G_TEST_DIR_MODE (S_IWRITE | S_IREAD)
#endif
#define S G_DIR_SEPARATOR_S
g_assert_cmpint (errno, ==, EINVAL);
}
+/*
+ * check_cap_dac_override:
+ * @tmpdir: (nullable): A temporary directory in which we can create
+ * and delete files. If %NULL, use the g_get_tmp_dir(), safely.
+ *
+ * Check whether the current process can bypass DAC permissions.
+ *
+ * Traditionally, "privileged" processes (those with effective uid 0)
+ * could do this (and bypass many other checks), and "unprivileged"
+ * processes could not.
+ *
+ * In Linux, the special powers of euid 0 are divided into many
+ * capabilities: see `capabilities(7)`. The one we are interested in
+ * here is `CAP_DAC_OVERRIDE`.
+ *
+ * We do this generically instead of actually looking at the capability
+ * bits, so that the right thing will happen on non-Linux Unix
+ * implementations, in particular if they have something equivalent to
+ * but not identical to Linux permissions.
+ *
+ * Returns: %TRUE if we have Linux `CAP_DAC_OVERRIDE` or equivalent
+ * privileges
+ */
+static gboolean
+check_cap_dac_override (const char *tmpdir)
+{
+#ifdef G_OS_UNIX
+ gchar *safe_tmpdir = NULL;
+ gchar *dac_denies_write;
+ gchar *inside;
+ gboolean have_cap;
+
+ if (tmpdir == NULL)
+ {
+ /* It's unsafe to write predictable filenames into g_get_tmp_dir(),
+ * because it's usually a shared directory that can be subject to
+ * symlink attacks, so use a subdirectory for this check. */
+ GError *error = NULL;
+
+ safe_tmpdir = g_dir_make_tmp (NULL, &error);
+ g_assert_no_error (error);
+ g_clear_error (&error);
+
+ if (safe_tmpdir == NULL)
+ return FALSE;
+
+ tmpdir = safe_tmpdir;
+ }
+
+ dac_denies_write = g_build_filename (tmpdir, "dac-denies-write", NULL);
+ inside = g_build_filename (dac_denies_write, "inside", NULL);
+
+ g_assert_no_errno (mkdir (dac_denies_write, S_IRWXU));
+ g_assert_no_errno (chmod (dac_denies_write, 0));
+
+ if (mkdir (inside, S_IRWXU) == 0)
+ {
+ g_test_message ("Looks like we have CAP_DAC_OVERRIDE or equivalent");
+ g_assert_no_errno (rmdir (inside));
+ have_cap = TRUE;
+ }
+ else
+ {
+ int saved_errno = errno;
+
+ g_test_message ("We do not have CAP_DAC_OVERRIDE or equivalent");
+ g_assert_cmpint (saved_errno, ==, EACCES);
+ have_cap = FALSE;
+ }
+
+ g_assert_no_errno (chmod (dac_denies_write, S_IRWXU));
+ g_assert_no_errno (rmdir (dac_denies_write));
+
+ if (safe_tmpdir != NULL)
+ g_assert_no_errno (rmdir (safe_tmpdir));
+
+ g_free (dac_denies_write);
+ g_free (inside);
+ g_free (safe_tmpdir);
+ return have_cap;
+#else
+ return FALSE;
+#endif
+}
+
+/* Reproducer for https://gitlab.gnome.org/GNOME/glib/issues/1852 */
+static void
+test_mkdir_with_parents_permission (void)
+{
+#ifdef G_OS_UNIX
+ gchar *tmpdir;
+ gchar *subdir;
+ gchar *subdir2;
+ gchar *subdir3;
+ GError *error = NULL;
+ int result;
+ int saved_errno;
+ gboolean have_cap_dac_override;
+
+ tmpdir = g_dir_make_tmp ("test-fileutils.XXXXXX", &error);
+ g_assert_no_error (error);
+ g_assert_nonnull (tmpdir);
+
+ have_cap_dac_override = check_cap_dac_override (tmpdir);
+
+ subdir = g_build_filename (tmpdir, "sub", NULL);
+ subdir2 = g_build_filename (subdir, "sub2", NULL);
+ subdir3 = g_build_filename (subdir2, "sub3", NULL);
+ g_assert_no_errno (g_mkdir (subdir, 0700));
+ g_assert_no_errno (g_chmod (subdir, 0));
+
+ if (have_cap_dac_override)
+ {
+ g_test_skip ("have CAP_DAC_OVERRIDE or equivalent, cannot test");
+ }
+ else
+ {
+ result = g_mkdir_with_parents (subdir2, 0700);
+ saved_errno = errno;
+ g_assert_cmpint (result, ==, -1);
+ g_assert_cmpint (saved_errno, ==, EACCES);
+
+ result = g_mkdir_with_parents (subdir3, 0700);
+ saved_errno = errno;
+ g_assert_cmpint (result, ==, -1);
+ g_assert_cmpint (saved_errno, ==, EACCES);
+
+ g_assert_no_errno (g_chmod (subdir, 0700));
+ }
+
+ g_assert_no_errno (g_remove (subdir));
+ g_assert_no_errno (g_remove (tmpdir));
+ g_free (subdir3);
+ g_free (subdir2);
+ g_free (subdir);
+ g_free (tmpdir);
+#else
+ g_test_skip ("cannot test without Unix-style permissions");
+#endif
+}
+
static void
test_format_size_for_display (void)
{
fd = g_file_open_tmp (NULL, &name, &error);
g_assert_no_error (error);
write (fd, "a", 1);
+ g_assert_cmpint (g_fsync (fd), ==, 0);
close (fd);
ret = g_file_get_contents (name, &buf, &len, &error);
}
static void
+test_set_contents_full (void)
+{
+ GFileSetContentsFlags flags_mask =
+ G_FILE_SET_CONTENTS_ONLY_EXISTING |
+ G_FILE_SET_CONTENTS_DURABLE |
+ G_FILE_SET_CONTENTS_CONSISTENT;
+ gint flags;
+ const struct
+ {
+ enum
+ {
+ EXISTING_FILE_NONE,
+ EXISTING_FILE_REGULAR,
+#ifndef G_OS_WIN32
+ EXISTING_FILE_SYMLINK,
+#endif
+ EXISTING_FILE_DIRECTORY,
+ }
+ existing_file;
+ int new_mode; /* only relevant if @existing_file is %EXISTING_FILE_NONE */
+ gboolean use_strlen;
+
+ gboolean expected_success;
+ gint expected_error;
+ }
+ tests[] =
+ {
+ { EXISTING_FILE_NONE, 0644, FALSE, TRUE, 0 },
+ { EXISTING_FILE_NONE, 0644, TRUE, TRUE, 0 },
+ { EXISTING_FILE_NONE, 0600, FALSE, TRUE, 0 },
+ { EXISTING_FILE_REGULAR, 0644, FALSE, TRUE, 0 },
+#ifndef G_OS_WIN32
+ { EXISTING_FILE_SYMLINK, 0644, FALSE, TRUE, 0 },
+#endif
+ { EXISTING_FILE_DIRECTORY, 0644, FALSE, FALSE, G_FILE_ERROR_ISDIR },
+ };
+ gsize i;
+
+ g_test_summary ("Test g_file_set_contents_full() with various flags");
+
+ for (flags = 0; flags < (gint) flags_mask; flags++)
+ {
+ for (i = 0; i < G_N_ELEMENTS (tests); i++)
+ {
+ GError *error = NULL;
+ gchar *file_name = NULL, *link_name = NULL, *dir_name = NULL;
+ const gchar *set_contents_name;
+ gchar *buf = NULL;
+ gsize len;
+ gboolean ret;
+ GStatBuf statbuf;
+
+ g_test_message ("Flags %d and test %" G_GSIZE_FORMAT, flags, i);
+
+ switch (tests[i].existing_file)
+ {
+ case EXISTING_FILE_REGULAR:
+#ifndef G_OS_WIN32
+ case EXISTING_FILE_SYMLINK:
+#endif
+ {
+ gint fd;
+
+ fd = g_file_open_tmp (NULL, &file_name, &error);
+ g_assert_no_error (error);
+ write (fd, "a", 1);
+ g_assert_no_errno (g_fsync (fd));
+ close (fd);
+
+#ifndef G_OS_WIN32
+ /* Pass an existing symlink to g_file_set_contents_full() to see
+ * what it does. */
+ if (tests[i].existing_file == EXISTING_FILE_SYMLINK)
+ {
+ link_name = g_strconcat (file_name, ".link", NULL);
+ g_assert_no_errno (symlink (file_name, link_name));
+
+ set_contents_name = link_name;
+ }
+ else
+#endif /* !G_OS_WIN32 */
+ {
+ set_contents_name = file_name;
+ }
+ break;
+ }
+ case EXISTING_FILE_DIRECTORY:
+ {
+ dir_name = g_dir_make_tmp ("glib-fileutils-set-contents-full-XXXXXX", &error);
+ g_assert_no_error (error);
+
+ set_contents_name = dir_name;
+ break;
+ }
+ case EXISTING_FILE_NONE:
+ {
+ file_name = g_build_filename (g_get_tmp_dir (), "glib-file-set-contents-full-test", NULL);
+ g_remove (file_name);
+ g_assert_false (g_file_test (file_name, G_FILE_TEST_EXISTS));
+
+ set_contents_name = file_name;
+ break;
+ }
+ default:
+ {
+ g_assert_not_reached ();
+ }
+ }
+
+ /* Set the file contents */
+ ret = g_file_set_contents_full (set_contents_name, "b",
+ tests[i].use_strlen ? -1 : 1,
+ flags, tests[i].new_mode, &error);
+
+ if (!tests[i].expected_success)
+ {
+ g_assert_error (error, G_FILE_ERROR, tests[i].expected_error);
+ g_assert_false (ret);
+ g_clear_error (&error);
+ }
+ else
+ {
+ g_assert_no_error (error);
+ g_assert_true (ret);
+
+ /* Check the contents and mode were set correctly. The mode isn’t
+ * changed on existing files. */
+ ret = g_file_get_contents (set_contents_name, &buf, &len, &error);
+ g_assert_no_error (error);
+ g_assert_true (ret);
+ g_assert_cmpstr (buf, ==, "b");
+ g_assert_cmpuint (len, ==, 1);
+ g_free (buf);
+
+ g_assert_no_errno (g_lstat (set_contents_name, &statbuf));
+
+ if (tests[i].existing_file == EXISTING_FILE_NONE)
+ g_assert_cmpint (statbuf.st_mode & ~S_IFMT, ==, tests[i].new_mode);
+
+#ifndef G_OS_WIN32
+ if (tests[i].existing_file == EXISTING_FILE_SYMLINK)
+ {
+ gchar *target_contents = NULL;
+
+ /* If the @set_contents_name was a symlink, it should now be a
+ * regular file, and the file it pointed to should not have
+ * changed. */
+ g_assert_cmpint (statbuf.st_mode & S_IFMT, ==, S_IFREG);
+
+ g_file_get_contents (file_name, &target_contents, NULL, &error);
+ g_assert_no_error (error);
+ g_assert_cmpstr (target_contents, ==, "a");
+
+ g_free (target_contents);
+ }
+#endif /* !G_OS_WIN32 */
+ }
+
+ if (dir_name != NULL)
+ g_rmdir (dir_name);
+ if (link_name != NULL)
+ g_remove (link_name);
+ if (file_name != NULL)
+ g_remove (file_name);
+
+ g_free (dir_name);
+ g_free (link_name);
+ g_free (file_name);
+ }
+ }
+}
+
+static void
+test_set_contents_full_read_only_file (void)
+{
+ gint fd;
+ GError *error = NULL;
+ gchar *file_name = NULL;
+ gboolean ret;
+ gboolean can_override_dac = check_cap_dac_override (NULL);
+
+ g_test_summary ("Test g_file_set_contents_full() on a read-only file");
+
+ /* Can’t test this with different #GFileSetContentsFlags as they all have
+ * different behaviours wrt replacing the file while noticing/ignoring the
+ * existing file permissions. */
+ fd = g_file_open_tmp (NULL, &file_name, &error);
+ g_assert_no_error (error);
+ write (fd, "a", 1);
+ g_assert_no_errno (g_fsync (fd));
+ close (fd);
+ g_assert_no_errno (chmod (file_name, 0200));
+
+ /* Set the file contents */
+ ret = g_file_set_contents_full (file_name, "b", 1, G_FILE_SET_CONTENTS_NONE, 0644, &error);
+
+ if (can_override_dac)
+ {
+ g_assert_no_error (error);
+ g_assert_true (ret);
+ }
+ else
+ {
+ g_assert_error (error, G_FILE_ERROR, G_FILE_ERROR_ACCES);
+ g_assert_false (ret);
+ }
+
+ g_clear_error (&error);
+
+ g_remove (file_name);
+
+ g_free (file_name);
+}
+
+static void
+test_set_contents_full_read_only_directory (void)
+{
+ GFileSetContentsFlags flags_mask =
+ G_FILE_SET_CONTENTS_ONLY_EXISTING |
+ G_FILE_SET_CONTENTS_DURABLE |
+ G_FILE_SET_CONTENTS_CONSISTENT;
+ gint flags;
+
+ g_test_summary ("Test g_file_set_contents_full() on a file in a read-only directory");
+
+ for (flags = 0; flags < (gint) flags_mask; flags++)
+ {
+ gint fd;
+ GError *error = NULL;
+ gchar *dir_name = NULL;
+ gchar *file_name = NULL;
+ gboolean ret;
+ gboolean can_override_dac;
+
+ g_test_message ("Flags %d", flags);
+
+ dir_name = g_dir_make_tmp ("glib-file-set-contents-full-rodir-XXXXXX", &error);
+ g_assert_no_error (error);
+ can_override_dac = check_cap_dac_override (dir_name);
+
+ file_name = g_build_filename (dir_name, "file", NULL);
+ fd = g_open (file_name, O_CREAT | O_RDWR, 0644);
+ g_assert_cmpint (fd, >=, 0);
+ write (fd, "a", 1);
+ g_assert_no_errno (g_fsync (fd));
+ close (fd);
+
+ g_assert_no_errno (chmod (dir_name, 0));
+
+ /* Set the file contents */
+ ret = g_file_set_contents_full (file_name, "b", 1, flags, 0644, &error);
+
+ if (can_override_dac)
+ {
+ g_assert_no_error (error);
+ g_assert_true (ret);
+ }
+ else
+ {
+ g_assert_error (error, G_FILE_ERROR, G_FILE_ERROR_ACCES);
+ g_assert_false (ret);
+ }
+
+ g_clear_error (&error);
+ g_remove (file_name);
+ g_unlink (dir_name);
+
+ g_free (file_name);
+ g_free (dir_name);
+ }
+}
+
+static void
test_read_link (void)
{
#ifdef HAVE_READLINK
struct utimbuf ut;
GError *error = NULL;
GStatBuf path_statbuf, cwd_statbuf;
-
- /* The permissions tests here don’t work when running as root. */
+ time_t now;
#ifdef G_OS_UNIX
- if (getuid () == 0 || geteuid () == 0)
- {
- g_test_skip ("File permissions tests cannot be run as root");
- return;
- }
+ gboolean have_cap_dac_override;
#endif
g_remove ("mkdir-test/test-create");
cwd = g_get_current_dir ();
path = g_build_filename (cwd, "mkdir-test", NULL);
+#ifdef G_OS_UNIX
+ have_cap_dac_override = check_cap_dac_override (cwd);
+#endif
g_free (cwd);
-#ifndef G_OS_WIN32
- /* 0666 on directories means nothing to Windows, it only obeys ACLs */
- ret = g_chdir (path);
- g_assert_cmpint (errno, ==, EACCES);
- g_assert_cmpint (ret, ==, -1);
+
+ /* 0666 on directories means nothing to Windows, it only obeys ACLs.
+ * It doesn't necessarily mean anything on Unix either: if we have
+ * Linux CAP_DAC_OVERRIDE or equivalent (in particular if we're root),
+ * then we ignore filesystem permissions. */
+#ifdef G_OS_UNIX
+ if (have_cap_dac_override)
+ {
+ g_test_message ("Cannot test g_chdir() failing with EACCES: we "
+ "probably have CAP_DAC_OVERRIDE or equivalent");
+ }
+ else
+ {
+ ret = g_chdir (path);
+ g_assert_cmpint (ret == 0 ? 0 : errno, ==, EACCES);
+ g_assert_cmpint (ret, ==, -1);
+ }
+#else
+ g_test_message ("Cannot test g_chdir() failing with EACCES: "
+ "it's Unix-specific behaviour");
#endif
+
ret = g_chmod (path, 0777);
g_assert_cmpint (ret, ==, 0);
ret = g_chdir (path);
g_free (cwd);
g_free (path);
- ret = g_creat ("test-creat", 0555);
+ ret = g_creat ("test-creat", G_TEST_DIR_MODE);
g_close (ret, &error);
g_assert_no_error (error);
g_assert_cmpint (ret, ==, 0);
#endif
- ut.actime = ut.modtime = (time_t)0;
+ now = time (NULL);
+
+ ut.actime = ut.modtime = now;
ret = g_utime ("test-create", &ut);
g_assert_cmpint (ret, ==, 0);
ret = g_lstat ("test-create", &buf);
g_assert_cmpint (ret, ==, 0);
- g_assert_cmpint (buf.st_atime, ==, (time_t)0);
- g_assert_cmpint (buf.st_mtime, ==, (time_t)0);
+ g_assert_cmpint (buf.st_atime, ==, now);
+ g_assert_cmpint (buf.st_mtime, ==, now);
g_chdir ("..");
g_remove ("mkdir-test/test-create");
/* Win32 does not support "wb+", but g_fopen() should automatically
* translate this mode to its alias "w+b".
- * Also check various other file open modes for correct support accross
+ * Also check various other file open modes for correct support across
* platforms.
* See: https://gitlab.gnome.org/GNOME/glib/merge_requests/119
*/
}
}
+#define g_assert_memcmp(m1, cmp, m2, memlen, m1hex, m2hex, testcase_num) \
+G_STMT_START { \
+ if (memcmp (m1, m2, memlen) cmp 0); else \
+ g_assertion_message_cmpstr (G_LOG_DOMAIN, __FILE__, __LINE__, G_STRFUNC, \
+ #m1hex " " #cmp " " #m2hex, m1hex, #cmp, m2hex); \
+} G_STMT_END
+
+static gchar *
+to_hex (const guchar *buf,
+ gsize len)
+{
+ gsize i;
+ GString *s = g_string_new (NULL);
+ if (len > 0)
+ g_string_append_printf (s, "%02x", buf[0]);
+ for (i = 1; i < len; i++)
+ g_string_append_printf (s, " %02x", buf[i]);
+ return g_string_free (s, FALSE);
+}
+
+static void
+test_win32_zero_terminate_symlink (void)
+{
+ gsize i;
+#define TESTCASE(data, len_mod, use_buf, buf_size, terminate, reported_len, returned_string) \
+ { (const guchar *) data, wcslen (data) * 2 + len_mod, use_buf, buf_size, terminate, reported_len, (guchar *) returned_string},
+
+ struct
+ {
+ const guchar *data;
+ gsize data_size;
+ gboolean use_buf;
+ gsize buf_size;
+ gboolean terminate;
+ int reported_len;
+ const guchar *returned_string;
+ } testcases[] = {
+ TESTCASE (L"foobar", +2, TRUE, 12 + 4, FALSE, 12 + 2, "f\0o\0o\0b\0a\0r\0\0\0")
+ TESTCASE (L"foobar", +2, TRUE, 12 + 3, FALSE, 12 + 2, "f\0o\0o\0b\0a\0r\0\0\0")
+ TESTCASE (L"foobar", +2, TRUE, 12 + 2, FALSE, 12 + 2, "f\0o\0o\0b\0a\0r\0\0\0")
+ TESTCASE (L"foobar", +2, TRUE, 12 + 1, FALSE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", +2, TRUE, 12 + 0, FALSE, 12 + 0, "f\0o\0o\0b\0a\0r\0")
+ TESTCASE (L"foobar", +2, TRUE, 12 - 1, FALSE, 12 - 1, "f\0o\0o\0b\0a\0r")
+ TESTCASE (L"foobar", +2, TRUE, 12 - 2, FALSE, 12 - 2, "f\0o\0o\0b\0a\0")
+ TESTCASE (L"foobar", +2, TRUE, 12 - 3, FALSE, 12 - 3, "f\0o\0o\0b\0a")
+ TESTCASE (L"foobar", +1, TRUE, 12 + 4, FALSE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", +1, TRUE, 12 + 3, FALSE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", +1, TRUE, 12 + 2, FALSE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", +1, TRUE, 12 + 1, FALSE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", +1, TRUE, 12 + 0, FALSE, 12 + 0, "f\0o\0o\0b\0a\0r\0")
+ TESTCASE (L"foobar", +1, TRUE, 12 - 1, FALSE, 12 - 1, "f\0o\0o\0b\0a\0r")
+ TESTCASE (L"foobar", +1, TRUE, 12 - 2, FALSE, 12 - 2, "f\0o\0o\0b\0a\0")
+ TESTCASE (L"foobar", +1, TRUE, 12 - 3, FALSE, 12 - 3, "f\0o\0o\0b\0a")
+ TESTCASE (L"foobar", +0, TRUE, 12 + 4, FALSE, 12 + 0, "f\0o\0o\0b\0a\0r\0")
+ TESTCASE (L"foobar", +0, TRUE, 12 + 3, FALSE, 12 + 0, "f\0o\0o\0b\0a\0r\0")
+ TESTCASE (L"foobar", +0, TRUE, 12 + 2, FALSE, 12 + 0, "f\0o\0o\0b\0a\0r\0")
+ TESTCASE (L"foobar", +0, TRUE, 12 + 1, FALSE, 12 + 0, "f\0o\0o\0b\0a\0r\0")
+ TESTCASE (L"foobar", +0, TRUE, 12 + 0, FALSE, 12 + 0, "f\0o\0o\0b\0a\0r\0")
+ TESTCASE (L"foobar", +0, TRUE, 12 - 1, FALSE, 12 - 1, "f\0o\0o\0b\0a\0r")
+ TESTCASE (L"foobar", +0, TRUE, 12 - 2, FALSE, 12 - 2, "f\0o\0o\0b\0a\0")
+ TESTCASE (L"foobar", +0, TRUE, 12 - 3, FALSE, 12 - 3, "f\0o\0o\0b\0a")
+ TESTCASE (L"foobar", -1, TRUE, 12 + 3, FALSE, 12 - 1, "f\0o\0o\0b\0a\0r")
+ TESTCASE (L"foobar", -1, TRUE, 12 + 2, FALSE, 12 - 1, "f\0o\0o\0b\0a\0r")
+ TESTCASE (L"foobar", -1, TRUE, 12 + 1, FALSE, 12 - 1, "f\0o\0o\0b\0a\0r")
+ TESTCASE (L"foobar", -1, TRUE, 12 + 0, FALSE, 12 - 1, "f\0o\0o\0b\0a\0r")
+ TESTCASE (L"foobar", -1, TRUE, 12 - 1, FALSE, 12 - 1, "f\0o\0o\0b\0a\0r")
+ TESTCASE (L"foobar", -1, TRUE, 12 - 2, FALSE, 12 - 2, "f\0o\0o\0b\0a\0")
+ TESTCASE (L"foobar", -1, TRUE, 12 - 3, FALSE, 12 - 3, "f\0o\0o\0b\0a")
+ TESTCASE (L"foobar", -1, TRUE, 12 - 4, FALSE, 12 - 4, "f\0o\0o\0b\0")
+ TESTCASE (L"foobar", -2, TRUE, 12 + 2, FALSE, 12 - 2, "f\0o\0o\0b\0a\0")
+ TESTCASE (L"foobar", -2, TRUE, 12 + 1, FALSE, 12 - 2, "f\0o\0o\0b\0a\0")
+ TESTCASE (L"foobar", -2, TRUE, 12 + 0, FALSE, 12 - 2, "f\0o\0o\0b\0a\0")
+ TESTCASE (L"foobar", -2, TRUE, 12 - 1, FALSE, 12 - 2, "f\0o\0o\0b\0a\0")
+ TESTCASE (L"foobar", -2, TRUE, 12 - 2, FALSE, 12 - 2, "f\0o\0o\0b\0a\0")
+ TESTCASE (L"foobar", -2, TRUE, 12 - 3, FALSE, 12 - 3, "f\0o\0o\0b\0a")
+ TESTCASE (L"foobar", -2, TRUE, 12 - 4, FALSE, 12 - 4, "f\0o\0o\0b\0")
+ TESTCASE (L"foobar", -2, TRUE, 12 - 5, FALSE, 12 - 5, "f\0o\0o\0b")
+ TESTCASE (L"foobar", +2, TRUE, 12 + 4, TRUE, 12 + 2, "f\0o\0o\0b\0a\0r\0\0\0")
+ TESTCASE (L"foobar", +2, TRUE, 12 + 3, TRUE, 12 + 2, "f\0o\0o\0b\0a\0r\0\0\0")
+ TESTCASE (L"foobar", +2, TRUE, 12 + 2, TRUE, 12 + 2, "f\0o\0o\0b\0a\0r\0\0\0")
+ TESTCASE (L"foobar", +2, TRUE, 12 + 1, TRUE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", +2, TRUE, 12 + 0, TRUE, 12 + 0, "f\0o\0o\0b\0a\0\0\0")
+ TESTCASE (L"foobar", +2, TRUE, 12 - 1, TRUE, 12 - 1, "f\0o\0o\0b\0a\0\0")
+ TESTCASE (L"foobar", +2, TRUE, 12 - 2, TRUE, 12 - 2, "f\0o\0o\0b\0\0\0")
+ TESTCASE (L"foobar", +2, TRUE, 12 - 3, TRUE, 12 - 3, "f\0o\0o\0b\0\0")
+ TESTCASE (L"foobar", +1, TRUE, 12 + 4, TRUE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", +1, TRUE, 12 + 3, TRUE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", +1, TRUE, 12 + 2, TRUE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", +1, TRUE, 12 + 1, TRUE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", +1, TRUE, 12 + 0, TRUE, 12 + 0, "f\0o\0o\0b\0a\0\0\0")
+ TESTCASE (L"foobar", +1, TRUE, 12 - 1, TRUE, 12 - 1, "f\0o\0o\0b\0a\0\0")
+ TESTCASE (L"foobar", +1, TRUE, 12 - 2, TRUE, 12 - 2, "f\0o\0o\0b\0\0\0")
+ TESTCASE (L"foobar", +1, TRUE, 12 - 3, TRUE, 12 - 3, "f\0o\0o\0b\0\0")
+ TESTCASE (L"foobar", +0, TRUE, 12 + 4, TRUE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", +0, TRUE, 12 + 3, TRUE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", +0, TRUE, 12 + 2, TRUE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", +0, TRUE, 12 + 1, TRUE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", +0, TRUE, 12 + 0, TRUE, 12 + 0, "f\0o\0o\0b\0a\0\0\0")
+ TESTCASE (L"foobar", +0, TRUE, 12 - 1, TRUE, 12 - 1, "f\0o\0o\0b\0a\0\0")
+ TESTCASE (L"foobar", +0, TRUE, 12 - 2, TRUE, 12 - 2, "f\0o\0o\0b\0\0\0")
+ TESTCASE (L"foobar", +0, TRUE, 12 - 3, TRUE, 12 - 3, "f\0o\0o\0b\0\0")
+ TESTCASE (L"foobar", -1, TRUE, 12 + 3, TRUE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", -1, TRUE, 12 + 2, TRUE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", -1, TRUE, 12 + 1, TRUE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", -1, TRUE, 12 + 0, TRUE, 12 + 0, "f\0o\0o\0b\0a\0\0\0")
+ TESTCASE (L"foobar", -1, TRUE, 12 - 1, TRUE, 12 - 1, "f\0o\0o\0b\0a\0\0")
+ TESTCASE (L"foobar", -1, TRUE, 12 - 2, TRUE, 12 - 2, "f\0o\0o\0b\0\0\0")
+ TESTCASE (L"foobar", -1, TRUE, 12 - 3, TRUE, 12 - 3, "f\0o\0o\0b\0\0")
+ TESTCASE (L"foobar", -1, TRUE, 12 - 4, TRUE, 12 - 4, "f\0o\0o\0\0\0")
+ TESTCASE (L"foobar", -2, TRUE, 12 + 2, TRUE, 12 - 1, "f\0o\0o\0b\0a\0\0")
+ TESTCASE (L"foobar", -2, TRUE, 12 + 1, TRUE, 12 - 1, "f\0o\0o\0b\0a\0\0")
+ TESTCASE (L"foobar", -2, TRUE, 12 + 0, TRUE, 12 - 1, "f\0o\0o\0b\0a\0\0")
+ TESTCASE (L"foobar", -2, TRUE, 12 - 1, TRUE, 12 - 1, "f\0o\0o\0b\0a\0\0")
+ TESTCASE (L"foobar", -2, TRUE, 12 - 2, TRUE, 12 - 2, "f\0o\0o\0b\0\0\0")
+ TESTCASE (L"foobar", -2, TRUE, 12 - 3, TRUE, 12 - 3, "f\0o\0o\0b\0\0")
+ TESTCASE (L"foobar", -2, TRUE, 12 - 4, TRUE, 12 - 4, "f\0o\0o\0\0\0")
+ TESTCASE (L"foobar", -2, TRUE, 12 - 5, TRUE, 12 - 5, "f\0o\0o\0\0")
+ TESTCASE (L"foobar", +2, FALSE, 0, FALSE, 12 + 2, "f\0o\0o\0b\0a\0r\0\0\0")
+ TESTCASE (L"foobar", +1, FALSE, 0, FALSE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", +0, FALSE, 0, FALSE, 12 + 0, "f\0o\0o\0b\0a\0r\0")
+ TESTCASE (L"foobar", -1, FALSE, 0, FALSE, 12 - 1, "f\0o\0o\0b\0a\0r")
+ TESTCASE (L"foobar", -2, FALSE, 0, FALSE, 12 - 2, "f\0o\0o\0b\0a\0")
+ TESTCASE (L"foobar", +2, FALSE, 0, TRUE, 12 + 2, "f\0o\0o\0b\0a\0r\0\0\0")
+ TESTCASE (L"foobar", +1, FALSE, 0, TRUE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", +0, FALSE, 0, TRUE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", -1, FALSE, 0, TRUE, 12 + 1, "f\0o\0o\0b\0a\0r\0\0")
+ TESTCASE (L"foobar", -2, FALSE, 0, TRUE, 12 - 1, "f\0o\0o\0b\0a\0\0")
+ TESTCASE (L"x", +2, TRUE, 2 + 4, FALSE, 2 + 2, "x\0\0\0")
+ TESTCASE (L"x", +2, TRUE, 2 + 3, FALSE, 2 + 2, "x\0\0\0")
+ TESTCASE (L"x", +2, TRUE, 2 + 2, FALSE, 2 + 2, "x\0\0\0")
+ TESTCASE (L"x", +2, TRUE, 2 + 1, FALSE, 2 + 1, "x\0\0")
+ TESTCASE (L"x", +2, TRUE, 2 + 0, FALSE, 2 + 0, "x\0")
+ TESTCASE (L"x", +2, TRUE, 2 - 1, FALSE, 2 - 1, "x")
+ TESTCASE (L"x", +2, TRUE, 2 - 2, FALSE, 2 - 2, "")
+ TESTCASE (L"x", +1, TRUE, 2 + 3, FALSE, 2 + 1, "x\0\0")
+ TESTCASE (L"x", +1, TRUE, 2 + 2, FALSE, 2 + 1, "x\0\0")
+ TESTCASE (L"x", +1, TRUE, 2 + 1, FALSE, 2 + 1, "x\0\0")
+ TESTCASE (L"x", +1, TRUE, 2 + 0, FALSE, 2 + 0, "x\0")
+ TESTCASE (L"x", +1, TRUE, 2 - 1, FALSE, 2 - 1, "x")
+ TESTCASE (L"x", +1, TRUE, 2 - 2, FALSE, 2 - 2, "")
+ TESTCASE (L"x", +0, TRUE, 2 + 2, FALSE, 2 + 0, "x\0")
+ TESTCASE (L"x", +0, TRUE, 2 + 1, FALSE, 2 + 0, "x\0")
+ TESTCASE (L"x", +0, TRUE, 2 + 0, FALSE, 2 + 0, "x\0")
+ TESTCASE (L"x", +0, TRUE, 2 - 1, FALSE, 2 - 1, "x")
+ TESTCASE (L"x", +0, TRUE, 2 - 2, FALSE, 2 - 2, "")
+ TESTCASE (L"x", -1, TRUE, 2 + 1, FALSE, 2 - 1, "x")
+ TESTCASE (L"x", -1, TRUE, 2 + 0, FALSE, 2 - 1, "x")
+ TESTCASE (L"x", -1, TRUE, 2 - 1, FALSE, 2 - 1, "x")
+ TESTCASE (L"x", -1, TRUE, 2 - 2, FALSE, 2 - 2, "")
+ TESTCASE (L"x", -2, TRUE, 2 + 0, FALSE, 2 - 2, "")
+ TESTCASE (L"x", -2, TRUE, 2 - 1, FALSE, 2 - 2, "")
+ TESTCASE (L"x", -2, TRUE, 2 - 2, FALSE, 2 - 2, "")
+ TESTCASE (L"x", +2, TRUE, 2 + 4, TRUE, 2 + 2, "x\0\0\0")
+ TESTCASE (L"x", +2, TRUE, 2 + 3, TRUE, 2 + 2, "x\0\0\0")
+ TESTCASE (L"x", +2, TRUE, 2 + 2, TRUE, 2 + 2, "x\0\0\0")
+ TESTCASE (L"x", +2, TRUE, 2 + 1, TRUE, 2 + 1, "x\0\0")
+ TESTCASE (L"x", +2, TRUE, 2 + 0, TRUE, 2 + 0, "\0\0")
+ TESTCASE (L"x", +2, TRUE, 2 - 1, TRUE, 2 - 1, "\0")
+ TESTCASE (L"x", +2, TRUE, 2 - 2, TRUE, 2 - 2, "")
+ TESTCASE (L"x", +1, TRUE, 2 + 3, TRUE, 2 + 1, "x\0\0")
+ TESTCASE (L"x", +1, TRUE, 2 + 2, TRUE, 2 + 1, "x\0\0")
+ TESTCASE (L"x", +1, TRUE, 2 + 1, TRUE, 2 + 1, "x\0\0")
+ TESTCASE (L"x", +1, TRUE, 2 + 0, TRUE, 2 + 0, "\0\0")
+ TESTCASE (L"x", +1, TRUE, 2 - 1, TRUE, 2 - 1, "\0")
+ TESTCASE (L"x", +1, TRUE, 2 - 2, TRUE, 2 - 2, "")
+ TESTCASE (L"x", +0, TRUE, 2 + 2, TRUE, 2 + 1, "x\0\0")
+ TESTCASE (L"x", +0, TRUE, 2 + 1, TRUE, 2 + 1, "x\0\0")
+ TESTCASE (L"x", +0, TRUE, 2 + 0, TRUE, 2 + 0, "\0\0")
+ TESTCASE (L"x", +0, TRUE, 2 - 1, TRUE, 2 - 1, "\0")
+ TESTCASE (L"x", +0, TRUE, 2 - 2, TRUE, 2 - 2, "")
+ TESTCASE (L"x", -1, TRUE, 2 + 1, TRUE, 2 + 1, "x\0\0")
+ TESTCASE (L"x", -1, TRUE, 2 + 0, TRUE, 2 + 0, "\0\0")
+ TESTCASE (L"x", -1, TRUE, 2 - 1, TRUE, 2 - 1, "\0")
+ TESTCASE (L"x", -1, TRUE, 2 - 2, TRUE, 2 - 2, "")
+ TESTCASE (L"x", -2, TRUE, 2 + 0, TRUE, 2 - 2, "")
+ TESTCASE (L"x", -2, TRUE, 2 - 1, TRUE, 2 - 2, "")
+ TESTCASE (L"x", -2, TRUE, 2 - 2, TRUE, 2 - 2, "")
+ TESTCASE (L"x", +2, FALSE, 0, FALSE, 2 + 2, "x\0\0\0")
+ TESTCASE (L"x", +1, FALSE, 0, FALSE, 2 + 1, "x\0\0")
+ TESTCASE (L"x", +0, FALSE, 0, FALSE, 2 + 0, "x\0")
+ TESTCASE (L"x", -1, FALSE, 0, FALSE, 2 - 1, "x")
+ TESTCASE (L"x", -2, FALSE, 0, FALSE, 2 - 2, "")
+ TESTCASE (L"x", +2, FALSE, 0, TRUE, 2 + 2, "x\0\0\0")
+ TESTCASE (L"x", +1, FALSE, 0, TRUE, 2 + 1, "x\0\0")
+ TESTCASE (L"x", +0, FALSE, 0, TRUE, 2 + 1, "x\0\0")
+ TESTCASE (L"x", -1, FALSE, 0, TRUE, 2 + 1, "x\0\0")
+ TESTCASE (L"x", -2, FALSE, 0, TRUE, 2 - 2, "")
+ { 0, },
+ };
+#undef TESTCASE
+
+ for (i = 0; testcases[i].data != NULL; i++)
+ {
+ gunichar2 *buf;
+ int result;
+ gchar *buf_hex, *expected_hex;
+ if (testcases[i].use_buf)
+ buf = g_malloc0 (testcases[i].buf_size + 1); /* +1 to ensure it succeeds with buf_size == 0 */
+ else
+ buf = NULL;
+ result = _g_win32_copy_and_maybe_terminate (testcases[i].data,
+ testcases[i].data_size,
+ testcases[i].use_buf ? buf : NULL,
+ testcases[i].buf_size,
+ testcases[i].use_buf ? NULL : &buf,
+ testcases[i].terminate);
+ if (testcases[i].reported_len != result)
+ g_error ("Test %" G_GSIZE_FORMAT " failed, result %d != %d", i, result, testcases[i].reported_len);
+ if (buf == NULL && testcases[i].buf_size != 0)
+ g_error ("Test %" G_GSIZE_FORMAT " failed, buf == NULL", i);
+ g_assert_cmpint (testcases[i].reported_len, ==, result);
+ if ((testcases[i].use_buf && testcases[i].buf_size != 0) ||
+ (!testcases[i].use_buf && testcases[i].reported_len != 0))
+ {
+ g_assert_nonnull (buf);
+ buf_hex = to_hex ((const guchar *) buf, result);
+ expected_hex = to_hex (testcases[i].returned_string, testcases[i].reported_len);
+ if (memcmp (buf, testcases[i].returned_string, result) != 0)
+ g_error ("Test %" G_GSIZE_FORMAT " failed:\n%s !=\n%s", i, buf_hex, expected_hex);
+ g_assert_memcmp (buf, ==, testcases[i].returned_string, testcases[i].reported_len, buf_hex, expected_hex, testcases[i].line);
+ g_free (buf_hex);
+ g_free (expected_hex);
+ }
+ g_free (buf);
+ }
+}
+
#endif
int
char *argv[])
{
g_setenv ("LC_ALL", "C", TRUE);
- g_test_init (&argc, &argv, NULL);
+ g_test_init (&argc, &argv, G_TEST_OPTION_ISOLATE_DIRS, NULL);
g_test_bug_base ("https://gitlab.gnome.org/GNOME/glib/merge_requests/");
#ifdef G_OS_WIN32
g_test_add_func ("/fileutils/stdio-win32-pathstrip", test_win32_pathstrip);
+ g_test_add_func ("/fileutils/stdio-win32-zero-terminate-symlink", test_win32_zero_terminate_symlink);
#endif
g_test_add_func ("/fileutils/build-path", test_build_path);
g_test_add_func ("/fileutils/build-pathv", test_build_pathv);
g_test_add_func ("/fileutils/build-filename", test_build_filename);
g_test_add_func ("/fileutils/build-filenamev", test_build_filenamev);
g_test_add_func ("/fileutils/mkdir-with-parents", test_mkdir_with_parents);
+ g_test_add_func ("/fileutils/mkdir-with-parents-permission", test_mkdir_with_parents_permission);
g_test_add_func ("/fileutils/format-size-for-display", test_format_size_for_display);
g_test_add_func ("/fileutils/errors", test_file_errors);
g_test_add_func ("/fileutils/basename", test_basename);
g_test_add_func ("/fileutils/mkstemp", test_mkstemp);
g_test_add_func ("/fileutils/mkdtemp", test_mkdtemp);
g_test_add_func ("/fileutils/set-contents", test_set_contents);
+ g_test_add_func ("/fileutils/set-contents-full", test_set_contents_full);
+ g_test_add_func ("/fileutils/set-contents-full/read-only-file", test_set_contents_full_read_only_file);
+ g_test_add_func ("/fileutils/set-contents-full/read-only-directory", test_set_contents_full_read_only_directory);
g_test_add_func ("/fileutils/read-link", test_read_link);
g_test_add_func ("/fileutils/stdio-wrappers", test_stdio_wrappers);
g_test_add_func ("/fileutils/fopen-modes", test_fopen_modes);