#include <grub/i18n.h>
#include <grub/net.h>
+GRUB_MOD_LICENSE ("GPLv3+");
+
static const struct grub_arg_option options[] =
{
{"long", 'l', 0, N_("Show a long list with more detailed information."), 0, 0},
{0, 0, 0, 0, 0, 0}
};
-static const char grub_human_sizes[] = {' ', 'K', 'M', 'G', 'T'};
-
-static grub_err_t
-grub_ls_list_devices (int longlist)
+/* Helper for grub_ls_list_devices. */
+static int
+grub_ls_print_devices (const char *name, void *data)
{
- grub_net_app_level_t proto;
+ int *longlist = data;
- auto int grub_ls_print_devices (const char *name);
- int grub_ls_print_devices (const char *name)
- {
- if (longlist)
- grub_normal_print_device_info (name);
- else
- grub_printf ("(%s) ", name);
+ if (*longlist)
+ grub_normal_print_device_info (name);
+ else
+ grub_printf ("(%s) ", name);
- return 0;
- }
+ return 0;
+}
- grub_device_iterate (grub_ls_print_devices);
+static grub_err_t
+grub_ls_list_devices (int longlist)
+{
+ grub_device_iterate (grub_ls_print_devices, &longlist);
grub_xputs ("\n");
- grub_puts_ (N_ ("Network protocols:\n"));
-
- FOR_NET_APP_LEVEL (proto)
+#if 0
{
- grub_printf ("%s ", proto->name);
+ grub_net_app_level_t proto;
+ int first = 1;
+ FOR_NET_APP_LEVEL (proto)
+ {
+ if (first)
+ grub_puts_ (N_ ("Network protocols:"));
+ first = 0;
+ grub_printf ("%s ", proto->name);
+ }
+ grub_xputs ("\n");
}
-
- grub_xputs ("\n");
+#endif
grub_refresh ();
return 0;
}
-static grub_err_t
-grub_ls_list_files (char *dirname, int longlist, int all, int human)
+/* Context for grub_ls_list_files. */
+struct grub_ls_list_files_ctx
{
- char *device_name;
- grub_fs_t fs;
- const char *path;
- grub_device_t dev;
+ char *dirname;
+ int all;
+ int human;
+};
+
+/* Helper for grub_ls_list_files. */
+static int
+print_files (const char *filename, const struct grub_dirhook_info *info,
+ void *data)
+{
+ struct grub_ls_list_files_ctx *ctx = data;
- auto int print_files (const char *filename,
- const struct grub_dirhook_info *info);
- auto int print_files_long (const char *filename,
- const struct grub_dirhook_info *info);
+ if (ctx->all || filename[0] != '.')
+ grub_printf ("%s%s ", filename, info->dir ? "/" : "");
- int print_files (const char *filename, const struct grub_dirhook_info *info)
- {
- if (all || filename[0] != '.')
- grub_printf ("%s%s ", filename, info->dir ? "/" : "");
+ return 0;
+}
- return 0;
- }
+/* Helper for grub_ls_list_files. */
+static int
+print_files_long (const char *filename, const struct grub_dirhook_info *info,
+ void *data)
+{
+ struct grub_ls_list_files_ctx *ctx = data;
- int print_files_long (const char *filename,
- const struct grub_dirhook_info *info)
- {
- if ((! all) && (filename[0] == '.'))
- return 0;
+ if ((! ctx->all) && (filename[0] == '.'))
+ return 0;
- if (! info->dir)
- {
- grub_file_t file;
- char *pathname;
+ if (! info->dir)
+ {
+ grub_file_t file;
+ char *pathname;
- if (dirname[grub_strlen (dirname) - 1] == '/')
- pathname = grub_xasprintf ("%s%s", dirname, filename);
- else
- pathname = grub_xasprintf ("%s/%s", dirname, filename);
+ if (ctx->dirname[grub_strlen (ctx->dirname) - 1] == '/')
+ pathname = grub_xasprintf ("%s%s", ctx->dirname, filename);
+ else
+ pathname = grub_xasprintf ("%s/%s", ctx->dirname, filename);
- if (!pathname)
- return 1;
+ if (!pathname)
+ return 1;
- /* XXX: For ext2fs symlinks are detected as files while they
- should be reported as directories. */
- file = grub_file_open (pathname);
- if (! file)
- {
- grub_errno = 0;
- grub_free (pathname);
- return 0;
- }
-
- if (! human)
- grub_printf ("%-12llu", (unsigned long long) file->size);
- else
- {
- grub_uint64_t fsize = file->size * 100ULL;
- int fsz = file->size;
- int units = 0;
- char buf[20];
-
- while (fsz / 1024)
- {
- fsize = (fsize + 512) / 1024;
- fsz /= 1024;
- units++;
- }
-
- if (units)
- {
- grub_uint32_t whole, fraction;
-
- whole = grub_divmod64 (fsize, 100, &fraction);
- grub_snprintf (buf, sizeof (buf),
- "%u.%02u%c", whole, fraction,
- grub_human_sizes[units]);
- grub_printf ("%-12s", buf);
- }
- else
- grub_printf ("%-12llu", (unsigned long long) file->size);
-
- }
- grub_file_close (file);
+ /* XXX: For ext2fs symlinks are detected as files while they
+ should be reported as directories. */
+ file = grub_file_open (pathname, GRUB_FILE_TYPE_GET_SIZE
+ | GRUB_FILE_TYPE_NO_DECOMPRESS);
+ if (! file)
+ {
+ grub_errno = 0;
grub_free (pathname);
+ return 0;
}
- else
- grub_printf ("%-12s", "DIR");
- if (info->mtimeset)
- {
- struct grub_datetime datetime;
- grub_unixtime2datetime (info->mtime, &datetime);
- if (human)
- grub_printf (" %d-%02d-%02d %02d:%02d:%02d %-11s ",
- datetime.year, datetime.month, datetime.day,
- datetime.hour, datetime.minute,
- datetime.second,
- grub_get_weekday_name (&datetime));
- else
- grub_printf (" %04d%02d%02d%02d%02d%02d ",
- datetime.year, datetime.month,
- datetime.day, datetime.hour,
- datetime.minute, datetime.second);
- }
- grub_printf ("%s%s\n", filename, info->dir ? "/" : "");
+ if (! ctx->human)
+ grub_printf ("%-12llu", (unsigned long long) file->size);
+ else
+ grub_printf ("%-12s", grub_get_human_size (file->size,
+ GRUB_HUMAN_SIZE_SHORT));
+ grub_file_close (file);
+ grub_free (pathname);
+ }
+ else
+ grub_printf ("%-12s", _("DIR"));
- return 0;
+ if (info->mtimeset)
+ {
+ struct grub_datetime datetime;
+ grub_unixtime2datetime (info->mtime, &datetime);
+ if (ctx->human)
+ grub_printf (" %d-%02d-%02d %02d:%02d:%02d %-11s ",
+ datetime.year, datetime.month, datetime.day,
+ datetime.hour, datetime.minute,
+ datetime.second,
+ grub_get_weekday_name (&datetime));
+ else
+ grub_printf (" %04d%02d%02d%02d%02d%02d ",
+ datetime.year, datetime.month,
+ datetime.day, datetime.hour,
+ datetime.minute, datetime.second);
}
+ grub_printf ("%s%s\n", filename, info->dir ? "/" : "");
+
+ return 0;
+}
+
+static grub_err_t
+grub_ls_list_files (char *dirname, int longlist, int all, int human)
+{
+ char *device_name;
+ grub_fs_t fs;
+ const char *path;
+ grub_device_t dev;
device_name = grub_file_get_device_name (dirname);
dev = grub_device_open (device_name);
if (grub_errno == GRUB_ERR_UNKNOWN_FS)
grub_errno = GRUB_ERR_NONE;
+#ifdef GRUB_MACHINE_IEEE1275
+ /*
+ * Close device to prevent a double open in grub_normal_print_device_info().
+ * Otherwise it may lead to hangs on some IEEE 1275 platforms.
+ */
+ grub_device_close (dev);
+ dev = NULL;
+#endif
+
grub_normal_print_device_info (device_name);
}
else if (fs)
{
+ struct grub_ls_list_files_ctx ctx = {
+ .dirname = dirname,
+ .all = all,
+ .human = human
+ };
+
if (longlist)
- (fs->dir) (dev, path, print_files_long);
+ (fs->fs_dir) (dev, path, print_files_long, &ctx);
else
- (fs->dir) (dev, path, print_files);
+ (fs->fs_dir) (dev, path, print_files, &ctx);
if (grub_errno == GRUB_ERR_BAD_FILE_TYPE
&& path[grub_strlen (path) - 1] != '/')
struct grub_dirhook_info info;
grub_errno = 0;
- file = grub_file_open (dirname);
+ file = grub_file_open (dirname, GRUB_FILE_TYPE_GET_SIZE
+ | GRUB_FILE_TYPE_NO_DECOMPRESS);
if (! file)
goto fail;
all = 1;
grub_memset (&info, 0, sizeof (info));
if (longlist)
- print_files_long (p, &info);
+ print_files_long (p, &info, &ctx);
else
- print_files (p, &info);
+ print_files (p, &info, &ctx);
grub_free (dirname);
}
}
static grub_err_t
-grub_cmd_ls (grub_extcmd_t cmd, int argc, char **args)
+grub_cmd_ls (grub_extcmd_context_t ctxt, int argc, char **args)
{
- struct grub_arg_list *state = cmd->state;
+ struct grub_arg_list *state = ctxt->state;
+ int i;
if (argc == 0)
grub_ls_list_devices (state[0].set);
else
- grub_ls_list_files (args[0], state[0].set, state[2].set,
- state[1].set);
+ for (i = 0; i < argc; i++)
+ grub_ls_list_files (args[i], state[0].set, state[2].set,
+ state[1].set);
return 0;
}
GRUB_MOD_INIT(ls)
{
- cmd = grub_register_extcmd ("ls", grub_cmd_ls, GRUB_COMMAND_FLAG_BOTH,
- N_("[-l|-h|-a] [FILE]"),
+ cmd = grub_register_extcmd ("ls", grub_cmd_ls, 0,
+ N_("[-l|-h|-a] [FILE ...]"),
N_("List devices and files."), options);
}