ldadd = libgrub.a;
ldflags = '$(LIBDEVMAPPER)';
};
+
+program = {
+ name = grub-menulst2cfg;
+ mansection = 1;
+ common = util/grub-menulst2cfg.c;
+ common = grub-core/lib/legacy_parse.c;
+ ldadd = libgrub.a;
+ ldflags = '$(LIBDEVMAPPER)';
+};
module = {
name = legacycfg;
common = commands/legacycfg.c;
+ common = lib/legacy_parse.c;
enable = i386_pc;
-};
\ No newline at end of file
+};
#include <grub/script_sh.h>
#include <grub/i18n.h>
#include <grub/term.h>
-
-struct legacy_command
-{
- const char *name;
- const char *map;
- unsigned argc;
- enum arg_type {
- TYPE_VERBATIM,
- TYPE_FORCE_OPTION,
- TYPE_NOAPM_OPTION,
- TYPE_TYPE_OR_NOMEM_OPTION,
- TYPE_FILE,
- TYPE_PARTITION,
- TYPE_BOOL,
- TYPE_INT,
- TYPE_REST_VERBATIM
- } argt[4];
- enum {
- FLAG_IGNORE_REST = 1
- } flags;
- const char *shortdesc;
- const char *longdesc;
-};
-
-struct legacy_command legacy_commands[] =
- {
- {"blocklist", "blocklist '%s'\n", 1, {TYPE_FILE}, 0, "FILE",
- "Print the blocklist notation of the file FILE."
- },
- {"boot", "boot\n", 0, {}, 0, 0,
- "Boot the OS/chain-loader which has been loaded."},
- /* bootp unsupported. */
- {"cat", "cat '%s'\n", 1, {TYPE_FILE}, 0, "FILE",
- "Print the contents of the file FILE."},
- {"chainloader", "chainloader %s '%s'\n", 2, {TYPE_FORCE_OPTION, TYPE_FILE},
- 0, "[--force] FILE",
- "Load the chain-loader FILE. If --force is specified, then load it"
- " forcibly, whether the boot loader signature is present or not."},
- {"cmp", "cmp '%s' '%s'\n", 2, {TYPE_FILE, TYPE_FILE}, FLAG_IGNORE_REST,
- "FILE1 FILE2",
- "Compare the file FILE1 with the FILE2 and inform the different values"
- " if any."},
- /* FIXME: Implement command. */
- {"color", "legacy_color '%s' '%s'\n", 2, {TYPE_VERBATIM, TYPE_VERBATIM},
- FLAG_IGNORE_REST, "NORMAL [HIGHLIGHT]",
- "Change the menu colors. The color NORMAL is used for most"
- " lines in the menu, and the color HIGHLIGHT is used to highlight the"
- " line where the cursor points. If you omit HIGHLIGHT, then the"
- " inverted color of NORMAL is used for the highlighted line."
- " The format of a color is \"FG/BG\". FG and BG are symbolic color names."
- " A symbolic color name must be one of these: black, blue, green,"
- " cyan, red, magenta, brown, light-gray, dark-gray, light-blue,"
- " light-green, light-cyan, light-red, light-magenta, yellow and white."
- " But only the first eight names can be used for BG. You can prefix"
- " \"blink-\" to FG if you want a blinking foreground color."},
- {"configfile", "legacy_configfile '%s'\n", 1, {TYPE_FILE}, 0, "FILE",
- "Load FILE as the configuration file."},
- {"debug",
- "if [ -z \"$debug\" ]; then set debug=all; else set debug=; fi\n",
- 0, {}, 0, 0, "Turn on/off the debug mode."},
- {"default",
- "set default='%s'; if [ x\"$default\" = xsaved ]; then load_env; "
- "set default=\"$saved_entry\"; fi\n", 1, {TYPE_VERBATIM}, 0,
- "[NUM | `saved']",
- "Set the default entry to entry number NUM (if not specified, it is"
- " 0, the first entry) or the entry number saved by savedefault."},
- /* dhcp unsupported. */
- /* displayapm unsupported. */
- {"displaymem", "lsmmap\n", 0, {}, 0, 0,
- "Display what GRUB thinks the system address space map of the"
- " machine is, including all regions of physical RAM installed."},
- /* embed unsupported. */
- {"fallback", "set fallback='%s'\n", 1, {TYPE_VERBATIM}, 0, "NUM...",
- "Go into unattended boot mode: if the default boot entry has any"
- " errors, instead of waiting for the user to do anything, it"
- " immediately starts over using the NUM entry (same numbering as the"
- " `default' command). This obviously won't help if the machine"
- " was rebooted by a kernel that GRUB loaded."},
- {"find", "search -f '%s'\n", 1, {TYPE_FILE}, 0, "FILENAME",
- "Search for the filename FILENAME in all of partitions and print the list of"
- " the devices which contain the file."},
- /* fstest unsupported. */
- /* geometry unsupported. */
- {"halt", "halt %s\n", 1, {TYPE_NOAPM_OPTION}, 0, "[--no-apm]",
- "Halt your system. If APM is available on it, turn off the power using"
- " the APM BIOS, unless you specify the option `--no-apm'."},
- /* help unsupported. */ /* NUL_TERMINATE */
- /* hiddenmenu unsupported. */
- {"hide", "parttool '%s' hidden+\n", 1, {TYPE_PARTITION}, 0, "PARTITION",
- "Hide PARTITION by setting the \"hidden\" bit in"
- " its partition type code."},
- /* ifconfig unsupported. */
- /* impsprobe unsupported. */
- /* FIXME: Implement command. */
- {"initrd", "legacy_initrd '%s' %s\n", 2, {TYPE_FILE, TYPE_REST_VERBATIM}, 0,
- "FILE [ARG ...]",
- "Load an initial ramdisk FILE for a Linux format boot image and set the"
- " appropriate parameters in the Linux setup area in memory."},
- /* install unsupported. */
- /* ioprobe unsupported. */
- /* FIXME: implement command. */
- {"kernel", "legacy_kernel %s '%s' %s\n", 4, {TYPE_TYPE_OR_NOMEM_OPTION,
- TYPE_TYPE_OR_NOMEM_OPTION,
- TYPE_FILE,
- TYPE_REST_VERBATIM}, 0,
- "[--no-mem-option] [--type=TYPE] FILE [ARG ...]",
- "Attempt to load the primary boot image from FILE. The rest of the"
- " line is passed verbatim as the \"kernel command line\". Any modules"
- " must be reloaded after using this command. The option --type is used"
- " to suggest what type of kernel to be loaded. TYPE must be either of"
- " \"netbsd\", \"freebsd\", \"openbsd\", \"linux\", \"biglinux\" and"
- " \"multiboot\". The option --no-mem-option tells GRUB not to pass a"
- " Linux's mem option automatically."},
- /* lock is handled separately. */
- {"makeactive", "parttool \"$root\" boot+\n", 0, {}, 0, 0,
- "Set the active partition on the root disk to GRUB's root device."
- " This command is limited to _primary_ PC partitions on a hard disk."},
- {"map", "drivemap '%s' '%s'\n", 2, {TYPE_PARTITION, TYPE_PARTITION},
- FLAG_IGNORE_REST, "TO_DRIVE FROM_DRIVE",
- "Map the drive FROM_DRIVE to the drive TO_DRIVE. This is necessary"
- " when you chain-load some operating systems, such as DOS, if such an"
- " OS resides at a non-first drive."},
- /* md5crypt unsupported. */
- {"module", "legacy_initrd '%s' %s\n", 1, {TYPE_FILE, TYPE_REST_VERBATIM}, 0,
- "FILE [ARG ...]",
- "Load a boot module FILE for a Multiboot format boot image (no"
- " interpretation of the file contents is made, so users of this"
- " command must know what the kernel in question expects). The"
- " rest of the line is passed as the \"module command line\", like"
- " the `kernel' command."},
- /* modulenounzip unsupported. */
- /* FIXME: allow toggle. */
- {"pager", "set pager=%d\n", 1, {TYPE_BOOL}, 0, "[FLAG]",
- "Toggle pager mode with no argument. If FLAG is given and its value"
- " is `on', turn on the mode. If FLAG is `off', turn off the mode."},
- /* partnew unsupported. */
- {"parttype", "parttool '%s' type=%s\n", 2, {TYPE_PARTITION, TYPE_INT}, 0,
- "PART TYPE", "Change the type of the partition PART to TYPE."},
- /* password unsupported. */ /* NUL_TERMINATE */
- /* pause unsupported. */
- /* rarp unsupported. */
- {"read", "read_dword %s\n", 1, {TYPE_INT}, 0, "ADDR",
- "Read a 32-bit value from memory at address ADDR and"
- " display it in hex format."},
- {"reboot", "reboot\n", 0, {}, 0, 0, "Reboot your system."},
- /* FIXME: Support HDBIAS. */
- {"root", "set root='%s'\n", 1, {TYPE_PARTITION}, 0, "[DEVICE [HDBIAS]]",
- "Set the current \"root device\" to the device DEVICE, then"
- " attempt to mount it to get the partition size (for passing the"
- " partition descriptor in `ES:ESI', used by some chain-loaded"
- " bootloaders), the BSD drive-type (for booting BSD kernels using"
- " their native boot format), and correctly determine "
- " the PC partition where a BSD sub-partition is located. The"
- " optional HDBIAS parameter is a number to tell a BSD kernel"
- " how many BIOS drive numbers are on controllers before the current"
- " one. For example, if there is an IDE disk and a SCSI disk, and your"
- " FreeBSD root partition is on the SCSI disk, then use a `1' for HDBIAS."},
- {"rootnoverify", "set root='%s'\n", 1, {TYPE_PARTITION}, 0,
- "[DEVICE [HDBIAS]]",
- "Similar to `root', but don't attempt to mount the partition. This"
- " is useful for when an OS is outside of the area of the disk that"
- " GRUB can read, but setting the correct root device is still"
- " desired. Note that the items mentioned in `root' which"
- " derived from attempting the mount will NOT work correctly."},
- /* FIXME: support arguments. */
- {"savedefault", "saved_entry=${chosen}; save_env saved_entry\n", 0, {}, 0,
- "[NUM | `fallback']",
- "Save the current entry as the default boot entry if no argument is"
- " specified. If a number is specified, this number is saved. If"
- " `fallback' is used, next fallback entry is saved."},
- {"serial", "serial %s\n", 1, {TYPE_REST_VERBATIM}, 0,
- "[--unit=UNIT] [--port=PORT] [--speed=SPEED] [--word=WORD] "
- "[--parity=PARITY] [--stop=STOP] [--device=DEV]",
- "Initialize a serial device. UNIT is a digit that specifies which serial"
- " device is used (e.g. 0 == COM1). If you need to specify the port number,"
- " set it by --port. SPEED is the DTE-DTE speed. WORD is the word length,"
- " PARITY is the type of parity, which is one of `no', `odd' and `even'."
- " STOP is the length of stop bit(s). The option --device can be used only"
- " in the grub shell, which specifies the file name of a tty device. The"
- " default values are COM1, 9600, 8N1."},
- /* setkey unsupported. */ /* NUL_TERMINATE */
- /* setup unsupported. */
- /* terminal unsupported. */ /* NUL_TERMINATE */
- /* terminfo unsupported. */ /* NUL_TERMINATE */
- /* testload unsupported. */
- /* testvbe unsupported. */
- /* tftpserver unsupported. */
- {"timeout", "set timeout=%s\n", 1, {TYPE_INT}, 0, "SEC",
- "Set a timeout, in SEC seconds, before automatically booting the"
- " default entry (normally the first entry defined)."},
- /* title is handled separately. */
- {"unhide", "parttool '%s' hidden-\n", 1, {TYPE_PARTITION}, 0, "PARTITION",
- "Unhide PARTITION by clearing the \"hidden\" bit in its"
- " partition type code."},
- /* uppermem unsupported. */
- {"uuid", "search -u '%s'\n", 1, {TYPE_VERBATIM}, 0, "UUID",
- "Find root by UUID"},
- /* vbeprobe unsupported. */
- };
-
-static char *
-escape (const char *in)
-{
- const char *ptr;
- char *ret, *outptr;
- int overhead = 0;
- for (ptr = in; *ptr; ptr++)
- if (*ptr == '\'' || *ptr == '\\')
- overhead++;
- ret = grub_malloc (ptr - in + overhead);
- if (!ret)
- return NULL;
- outptr = ret;
- for (ptr = in; *ptr; ptr++)
- {
- if (*ptr == '\'' || *ptr == '\\')
- *outptr++ = '\\';
-
- *outptr++ = *ptr;
- }
- *outptr++ = 0;
- return ret;
-}
-
-static char *
-adjust_file (const char *in)
-{
- const char *comma, *ptr, *rest;
- char *ret, *outptr;
- int overhead = 0;
- int part;
- if (in[0] != '(')
- return escape (in);
- for (ptr = in + 1; *ptr && *ptr != ')' && *ptr != ','; ptr++)
- if (*ptr == '\'' || *ptr == '\\')
- overhead++;
- comma = ptr;
- if (*comma != ',')
- return escape (in);
- part = grub_strtoull (comma + 1, (char **) &rest, 0);
- for (ptr = rest; *ptr; ptr++)
- if (*ptr == '\'' || *ptr == '\\')
- overhead++;
-
- /* 30 is enough for any number. */
- ret = grub_malloc (ptr - in + overhead + 30);
- if (!ret)
- return NULL;
-
- outptr = ret;
- for (ptr = in; ptr <= comma; ptr++)
- {
- if (*ptr == '\'' || *ptr == '\\')
- *outptr++ = '\\';
-
- *outptr++ = *ptr;
- }
- grub_snprintf (outptr, 30, "%d", part + 1);
- while (*outptr)
- outptr++;
- for (ptr = rest; ptr <= comma; ptr++)
- {
- if (*ptr == '\'' || *ptr == '\\')
- *outptr++ = '\\';
-
- *outptr++ = *ptr;
- }
- return ret;
-}
-
-static int
-is_option (enum arg_type opt, const char *curarg)
-{
- switch (opt)
- {
- case TYPE_NOAPM_OPTION:
- return grub_strcmp (curarg, "--no-apm") == 0;
- case TYPE_FORCE_OPTION:
- return grub_strcmp (curarg, "--force") == 0;
- case TYPE_TYPE_OR_NOMEM_OPTION:
- return grub_strcmp (curarg, "--type=netbsd") == 0
- || grub_strcmp (curarg, "--type=freebsd") == 0
- || grub_strcmp (curarg, "--type=openbsd") == 0
- || grub_strcmp (curarg, "--type=linux") == 0
- || grub_strcmp (curarg, "--type=biglinux") == 0
- || grub_strcmp (curarg, "--type=multiboot") == 0
- || grub_strcmp (curarg, "--no-mem-option") == 0;
- default:
- return 0;
- }
-}
-
-static char *
-legacy_parse (char *buf, char **entryname)
-{
- char *ptr;
- char *cmdname;
- unsigned i, cmdnum;
-
- for (ptr = buf; *ptr && grub_isspace (*ptr); ptr++);
- if ((!*ptr || *ptr == '#') && entryname && *entryname)
- {
- char *ret = grub_xasprintf ("%s\n", buf);
- grub_free (buf);
- return ret;
- }
- if (!*ptr || *ptr == '#')
- {
- grub_free (buf);
- return NULL;
- }
-
- cmdname = ptr;
- for (ptr = buf; *ptr && !grub_isspace (*ptr) && *ptr != '='; ptr++);
-
- if (entryname && grub_strncmp ("title", cmdname, ptr - cmdname) == 0
- && ptr - cmdname == sizeof ("title") - 1)
- {
- for (; grub_isspace (*ptr) || *ptr == '='; ptr++);
- *entryname = grub_strdup (ptr);
- grub_free (buf);
- return NULL;
- }
-
- if (grub_strncmp ("lock", cmdname, ptr - cmdname) == 0
- && ptr - cmdname == sizeof ("lock") - 1)
- {
- /* FIXME */
- }
-
- for (cmdnum = 0; cmdnum < ARRAY_SIZE (legacy_commands); cmdnum++)
- if (grub_strncmp (legacy_commands[cmdnum].name, cmdname, ptr - cmdname) == 0
- && legacy_commands[cmdnum].name[ptr - cmdname] == 0)
- break;
- if (cmdnum == ARRAY_SIZE (legacy_commands))
- return grub_xasprintf ("# Unsupported legacy command: %s\n", buf);
-
- for (; grub_isspace (*ptr) || *ptr == '='; ptr++);
-
- char *args[ARRAY_SIZE (legacy_commands[0].argt)];
- memset (args, 0, sizeof (args));
-
- {
- unsigned j = 0;
- for (i = 0; i < legacy_commands[cmdnum].argc; i++)
- {
- char *curarg, *cptr = NULL, c = 0;
- for (; grub_isspace (*ptr); ptr++);
- curarg = ptr;
- for (; !grub_isspace (*ptr); ptr++);
- if (i != legacy_commands[cmdnum].argc - 1
- || (legacy_commands[cmdnum].flags & FLAG_IGNORE_REST))
- {
- cptr = ptr;
- c = *cptr;
- *ptr = 0;
- }
- if (*ptr)
- ptr++;
- switch (legacy_commands[cmdnum].argt[i])
- {
- case TYPE_PARTITION:
- case TYPE_FILE:
- args[j++] = adjust_file (curarg);
- break;
-
- case TYPE_REST_VERBATIM:
- {
- char *outptr, *outptr0;
- int overhead = 3;
- ptr = curarg;
- while (*ptr)
- {
- for (; grub_isspace (*ptr); ptr++);
- for (; *ptr && !grub_isspace (*ptr); ptr++)
- if (*ptr == '\\' || *ptr == '\'')
- overhead++;
- if (*ptr)
- ptr++;
- overhead += 3;
- }
- outptr0 = args[j++] = grub_malloc (overhead + (ptr - curarg));
- if (!outptr0)
- {
- grub_free (buf);
- return NULL;
- }
- ptr = curarg;
- outptr = outptr0;
- while (*ptr)
- {
- for (; grub_isspace (*ptr); ptr++);
- if (outptr != outptr0)
- *outptr++ = ' ';
- *outptr++ = '\'';
- for (; *ptr && !grub_isspace (*ptr); ptr++)
- {
- if (*ptr == '\\' || *ptr == '\'')
- *outptr++ = '\\';
- *outptr++ = *ptr;
- }
- *outptr++ = '\'';
- if (*ptr)
- ptr++;
- overhead += 3;
- }
- *outptr++ = 0;
- }
- break;
-
- case TYPE_VERBATIM:
- args[j++] = escape (curarg);
- break;
- case TYPE_FORCE_OPTION:
- case TYPE_NOAPM_OPTION:
- case TYPE_TYPE_OR_NOMEM_OPTION:
- if (is_option (legacy_commands[cmdnum].argt[i], curarg))
- {
- args[j++] = grub_strdup (curarg);
- break;
- }
- if (cptr)
- *cptr = c;
- ptr = curarg;
- args[j++] = "";
- break;
- case TYPE_INT:
- {
- char *brk;
- int base = 10;
- brk = curarg;
- if (brk[0] == '0' && brk[1] == 'x')
- base = 16;
- else if (brk[0] == '0')
- base = 8;
- for (; *brk; brk++)
- {
- if (base == 8 && (*brk == '8' || *brk == '9'))
- break;
- if (grub_isdigit (*brk))
- continue;
- if (base != 16)
- break;
- if (!(*brk >= 'a' && *brk <= 'f')
- && !(*brk >= 'A' && *brk <= 'F'))
- break;
- }
- if (brk == curarg)
- args[j++] = grub_strdup ("0");
- else
- args[j++] = grub_strndup (curarg, brk - curarg);
- }
- break;
- case TYPE_BOOL:
- if (curarg[0] == 'o' && curarg[1] == 'n'
- && (curarg[2] == 0 || grub_isspace (curarg[2])))
- args[j++] = grub_strdup ("1");
- else
- args[j++] = grub_strdup ("0");
- break;
- }
- }
- }
- grub_free (buf);
- return grub_xasprintf (legacy_commands[cmdnum].map, args[0], args[1], args[2]);
-}
+#include <grub/legacy_parse.h>
static grub_err_t
legacy_file (const char *filename)
char *oldname = NULL;
oldname = entryname;
- parsed = legacy_parse (buf, &entryname);
+ parsed = grub_legacy_parse (buf, &entryname);
+ grub_free (buf);
if (oldname != entryname && oldname)
{
const char **args = grub_malloc (sizeof (args[0]));
--- /dev/null
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 1999,2000,2001,2002,2003,2004,2010 Free Software Foundation, Inc.
+ *
+ * GRUB is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GRUB is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/types.h>
+#include <grub/misc.h>
+#include <grub/mm.h>
+#include <grub/err.h>
+#include <grub/legacy_parse.h>
+
+struct legacy_command
+{
+ const char *name;
+ const char *map;
+ unsigned argc;
+ enum arg_type {
+ TYPE_VERBATIM,
+ TYPE_FORCE_OPTION,
+ TYPE_NOAPM_OPTION,
+ TYPE_TYPE_OR_NOMEM_OPTION,
+ TYPE_FILE,
+ TYPE_PARTITION,
+ TYPE_BOOL,
+ TYPE_INT,
+ TYPE_REST_VERBATIM
+ } argt[4];
+ enum {
+ FLAG_IGNORE_REST = 1
+ } flags;
+ const char *shortdesc;
+ const char *longdesc;
+};
+
+struct legacy_command legacy_commands[] =
+ {
+ {"blocklist", "blocklist '%s'\n", 1, {TYPE_FILE}, 0, "FILE",
+ "Print the blocklist notation of the file FILE."},
+ {"boot", "boot\n", 0, {}, 0, 0,
+ "Boot the OS/chain-loader which has been loaded."},
+ /* bootp unsupported. */
+ {"cat", "cat '%s'\n", 1, {TYPE_FILE}, 0, "FILE",
+ "Print the contents of the file FILE."},
+ {"chainloader", "chainloader %s '%s'\n", 2, {TYPE_FORCE_OPTION, TYPE_FILE},
+ 0, "[--force] FILE",
+ "Load the chain-loader FILE. If --force is specified, then load it"
+ " forcibly, whether the boot loader signature is present or not."},
+ {"cmp", "cmp '%s' '%s'\n", 2, {TYPE_FILE, TYPE_FILE}, FLAG_IGNORE_REST,
+ "FILE1 FILE2",
+ "Compare the file FILE1 with the FILE2 and inform the different values"
+ " if any."},
+ /* FIXME: Implement command. */
+ {"color", "legacy_color '%s' '%s'\n", 2, {TYPE_VERBATIM, TYPE_VERBATIM},
+ FLAG_IGNORE_REST, "NORMAL [HIGHLIGHT]",
+ "Change the menu colors. The color NORMAL is used for most"
+ " lines in the menu, and the color HIGHLIGHT is used to highlight the"
+ " line where the cursor points. If you omit HIGHLIGHT, then the"
+ " inverted color of NORMAL is used for the highlighted line."
+ " The format of a color is \"FG/BG\". FG and BG are symbolic color names."
+ " A symbolic color name must be one of these: black, blue, green,"
+ " cyan, red, magenta, brown, light-gray, dark-gray, light-blue,"
+ " light-green, light-cyan, light-red, light-magenta, yellow and white."
+ " But only the first eight names can be used for BG. You can prefix"
+ " \"blink-\" to FG if you want a blinking foreground color."},
+ {"configfile", "legacy_configfile '%s'\n", 1, {TYPE_FILE}, 0, "FILE",
+ "Load FILE as the configuration file."},
+ {"debug",
+ "if [ -z \"$debug\" ]; then set debug=all; else set debug=; fi\n",
+ 0, {}, 0, 0, "Turn on/off the debug mode."},
+ {"default",
+ "set default='%s'; if [ x\"$default\" = xsaved ]; then load_env; "
+ "set default=\"$saved_entry\"; fi\n", 1, {TYPE_VERBATIM}, 0,
+ "[NUM | `saved']",
+ "Set the default entry to entry number NUM (if not specified, it is"
+ " 0, the first entry) or the entry number saved by savedefault."},
+ /* dhcp unsupported. */
+ /* displayapm unsupported. */
+ {"displaymem", "lsmmap\n", 0, {}, 0, 0,
+ "Display what GRUB thinks the system address space map of the"
+ " machine is, including all regions of physical RAM installed."},
+ /* embed unsupported. */
+ {"fallback", "set fallback='%s'\n", 1, {TYPE_VERBATIM}, 0, "NUM...",
+ "Go into unattended boot mode: if the default boot entry has any"
+ " errors, instead of waiting for the user to do anything, it"
+ " immediately starts over using the NUM entry (same numbering as the"
+ " `default' command). This obviously won't help if the machine"
+ " was rebooted by a kernel that GRUB loaded."},
+ {"find", "search -sf '%s'\n", 1, {TYPE_FILE}, 0, "FILENAME",
+ "Search for the filename FILENAME in all of partitions and print the list of"
+ " the devices which contain the file."},
+ /* fstest unsupported. */
+ /* geometry unsupported. */
+ {"halt", "halt %s\n", 1, {TYPE_NOAPM_OPTION}, 0, "[--no-apm]",
+ "Halt your system. If APM is available on it, turn off the power using"
+ " the APM BIOS, unless you specify the option `--no-apm'."},
+ /* help unsupported. */ /* NUL_TERMINATE */
+ /* hiddenmenu unsupported. */
+ {"hide", "parttool '%s' hidden+\n", 1, {TYPE_PARTITION}, 0, "PARTITION",
+ "Hide PARTITION by setting the \"hidden\" bit in"
+ " its partition type code."},
+ /* ifconfig unsupported. */
+ /* impsprobe unsupported. */
+ /* FIXME: Implement command. */
+ {"initrd", "legacy_initrd '%s' %s\n", 2, {TYPE_FILE, TYPE_REST_VERBATIM}, 0,
+ "FILE [ARG ...]",
+ "Load an initial ramdisk FILE for a Linux format boot image and set the"
+ " appropriate parameters in the Linux setup area in memory."},
+ /* install unsupported. */
+ /* ioprobe unsupported. */
+ /* FIXME: implement command. */
+ {"kernel", "legacy_kernel %s '%s' %s\n", 4, {TYPE_TYPE_OR_NOMEM_OPTION,
+ TYPE_TYPE_OR_NOMEM_OPTION,
+ TYPE_FILE,
+ TYPE_REST_VERBATIM}, 0,
+ "[--no-mem-option] [--type=TYPE] FILE [ARG ...]",
+ "Attempt to load the primary boot image from FILE. The rest of the"
+ " line is passed verbatim as the \"kernel command line\". Any modules"
+ " must be reloaded after using this command. The option --type is used"
+ " to suggest what type of kernel to be loaded. TYPE must be either of"
+ " \"netbsd\", \"freebsd\", \"openbsd\", \"linux\", \"biglinux\" and"
+ " \"multiboot\". The option --no-mem-option tells GRUB not to pass a"
+ " Linux's mem option automatically."},
+ /* lock is handled separately. */
+ {"makeactive", "parttool \"$root\" boot+\n", 0, {}, 0, 0,
+ "Set the active partition on the root disk to GRUB's root device."
+ " This command is limited to _primary_ PC partitions on a hard disk."},
+ {"map", "drivemap '%s' '%s'\n", 2, {TYPE_PARTITION, TYPE_PARTITION},
+ FLAG_IGNORE_REST, "TO_DRIVE FROM_DRIVE",
+ "Map the drive FROM_DRIVE to the drive TO_DRIVE. This is necessary"
+ " when you chain-load some operating systems, such as DOS, if such an"
+ " OS resides at a non-first drive."},
+ /* md5crypt unsupported. */
+ {"module", "legacy_initrd '%s' %s\n", 1, {TYPE_FILE, TYPE_REST_VERBATIM}, 0,
+ "FILE [ARG ...]",
+ "Load a boot module FILE for a Multiboot format boot image (no"
+ " interpretation of the file contents is made, so users of this"
+ " command must know what the kernel in question expects). The"
+ " rest of the line is passed as the \"module command line\", like"
+ " the `kernel' command."},
+ /* modulenounzip unsupported. */
+ /* FIXME: allow toggle. */
+ {"pager", "set pager=%d\n", 1, {TYPE_BOOL}, 0, "[FLAG]",
+ "Toggle pager mode with no argument. If FLAG is given and its value"
+ " is `on', turn on the mode. If FLAG is `off', turn off the mode."},
+ /* partnew unsupported. */
+ {"parttype", "parttool '%s' type=%s\n", 2, {TYPE_PARTITION, TYPE_INT}, 0,
+ "PART TYPE", "Change the type of the partition PART to TYPE."},
+ /* password unsupported. */ /* NUL_TERMINATE */
+ /* pause unsupported. */
+ /* rarp unsupported. */
+ {"read", "read_dword %s\n", 1, {TYPE_INT}, 0, "ADDR",
+ "Read a 32-bit value from memory at address ADDR and"
+ " display it in hex format."},
+ {"reboot", "reboot\n", 0, {}, 0, 0, "Reboot your system."},
+ /* FIXME: Support HDBIAS. */
+ /* FIXME: Support printing. */
+ {"root", "set root='%s'\n", 1, {TYPE_PARTITION}, 0, "[DEVICE [HDBIAS]]",
+ "Set the current \"root device\" to the device DEVICE, then"
+ " attempt to mount it to get the partition size (for passing the"
+ " partition descriptor in `ES:ESI', used by some chain-loaded"
+ " bootloaders), the BSD drive-type (for booting BSD kernels using"
+ " their native boot format), and correctly determine "
+ " the PC partition where a BSD sub-partition is located. The"
+ " optional HDBIAS parameter is a number to tell a BSD kernel"
+ " how many BIOS drive numbers are on controllers before the current"
+ " one. For example, if there is an IDE disk and a SCSI disk, and your"
+ " FreeBSD root partition is on the SCSI disk, then use a `1' for HDBIAS."},
+ {"rootnoverify", "set root='%s'\n", 1, {TYPE_PARTITION}, 0,
+ "[DEVICE [HDBIAS]]",
+ "Similar to `root', but don't attempt to mount the partition. This"
+ " is useful for when an OS is outside of the area of the disk that"
+ " GRUB can read, but setting the correct root device is still"
+ " desired. Note that the items mentioned in `root' which"
+ " derived from attempting the mount will NOT work correctly."},
+ /* FIXME: support arguments. */
+ {"savedefault", "saved_entry=${chosen}; save_env saved_entry\n", 0, {}, 0,
+ "[NUM | `fallback']",
+ "Save the current entry as the default boot entry if no argument is"
+ " specified. If a number is specified, this number is saved. If"
+ " `fallback' is used, next fallback entry is saved."},
+ {"serial", "serial %s\n", 1, {TYPE_REST_VERBATIM}, 0,
+ "[--unit=UNIT] [--port=PORT] [--speed=SPEED] [--word=WORD] "
+ "[--parity=PARITY] [--stop=STOP] [--device=DEV]",
+ "Initialize a serial device. UNIT is a digit that specifies which serial"
+ " device is used (e.g. 0 == COM1). If you need to specify the port number,"
+ " set it by --port. SPEED is the DTE-DTE speed. WORD is the word length,"
+ " PARITY is the type of parity, which is one of `no', `odd' and `even'."
+ " STOP is the length of stop bit(s). The option --device can be used only"
+ " in the grub shell, which specifies the file name of a tty device. The"
+ " default values are COM1, 9600, 8N1."},
+ /* setkey unsupported. */ /* NUL_TERMINATE */
+ /* setup unsupported. */
+ /* terminal unsupported. */ /* NUL_TERMINATE */
+ /* terminfo unsupported. */ /* NUL_TERMINATE */
+ /* testload unsupported. */
+ /* testvbe unsupported. */
+ /* tftpserver unsupported. */
+ {"timeout", "set timeout=%s\n", 1, {TYPE_INT}, 0, "SEC",
+ "Set a timeout, in SEC seconds, before automatically booting the"
+ " default entry (normally the first entry defined)."},
+ /* title is handled separately. */
+ {"unhide", "parttool '%s' hidden-\n", 1, {TYPE_PARTITION}, 0, "PARTITION",
+ "Unhide PARTITION by clearing the \"hidden\" bit in its"
+ " partition type code."},
+ /* uppermem unsupported. */
+ {"uuid", "search -u '%s'\n", 1, {TYPE_VERBATIM}, 0, "UUID",
+ "Find root by UUID"},
+ /* vbeprobe unsupported. */
+ };
+
+char *
+grub_legacy_escape (const char *in, grub_size_t len)
+{
+ const char *ptr;
+ char *ret, *outptr;
+ int overhead = 0;
+ for (ptr = in; ptr < in + len && *ptr; ptr++)
+ if (*ptr == '\'' || *ptr == '\\')
+ overhead++;
+ ret = grub_malloc (ptr - in + overhead);
+ if (!ret)
+ return NULL;
+ outptr = ret;
+ for (ptr = in; ptr < in + len && *ptr; ptr++)
+ {
+ if (*ptr == '\'' || *ptr == '\\')
+ *outptr++ = '\\';
+
+ *outptr++ = *ptr;
+ }
+ *outptr++ = 0;
+ return ret;
+}
+
+static char *
+adjust_file (const char *in, grub_size_t len)
+{
+ const char *comma, *ptr, *rest;
+ char *ret, *outptr;
+ int overhead = 0;
+ int part;
+ if (in[0] != '(')
+ return grub_legacy_escape (in, len);
+ for (ptr = in + 1; ptr < in + len && *ptr && *ptr != ')'
+ && *ptr != ','; ptr++)
+ if (*ptr == '\'' || *ptr == '\\')
+ overhead++;
+ comma = ptr;
+ if (*comma != ',')
+ return grub_legacy_escape (in, len);
+ part = grub_strtoull (comma + 1, (char **) &rest, 0);
+ for (ptr = rest; ptr < in + len && *ptr; ptr++)
+ if (*ptr == '\'' || *ptr == '\\')
+ overhead++;
+
+ /* 30 is enough for any number. */
+ ret = grub_malloc (ptr - in + overhead + 30);
+ if (!ret)
+ return NULL;
+
+ outptr = ret;
+ for (ptr = in; ptr < in + len && ptr <= comma; ptr++)
+ {
+ if (*ptr == '\'' || *ptr == '\\')
+ *outptr++ = '\\';
+
+ *outptr++ = *ptr;
+ }
+ grub_snprintf (outptr, 30, "%d", part + 1);
+ while (*outptr)
+ outptr++;
+ for (ptr = rest; ptr < in + len; ptr++)
+ {
+ if (*ptr == '\'' || *ptr == '\\')
+ *outptr++ = '\\';
+
+ *outptr++ = *ptr;
+ }
+ return ret;
+}
+
+static int
+check_option (const char *a, char *b, grub_size_t len)
+{
+ if (grub_strlen (b) != len)
+ return 0;
+ return grub_strncmp (a, b, len) == 0;
+}
+
+static int
+is_option (enum arg_type opt, const char *curarg, grub_size_t len)
+{
+ switch (opt)
+ {
+ case TYPE_NOAPM_OPTION:
+ return check_option (curarg, "--no-apm", len);
+ case TYPE_FORCE_OPTION:
+ return check_option (curarg, "--force", len);
+ case TYPE_TYPE_OR_NOMEM_OPTION:
+ return check_option (curarg, "--type=netbsd", len)
+ || check_option (curarg, "--type=freebsd", len)
+ || check_option (curarg, "--type=openbsd", len)
+ || check_option (curarg, "--type=linux", len)
+ || check_option (curarg, "--type=biglinux", len)
+ || check_option (curarg, "--type=multiboot", len)
+ || check_option (curarg, "--no-mem-option", len);
+ default:
+ return 0;
+ }
+}
+
+char *
+grub_legacy_parse (const char *buf, char **entryname)
+{
+ const char *ptr;
+ const char *cmdname;
+ unsigned i, cmdnum;
+
+ for (ptr = buf; *ptr && grub_isspace (*ptr); ptr++);
+ if (!*ptr || *ptr == '#')
+ return grub_strdup (buf);
+
+ cmdname = ptr;
+ for (ptr = buf; *ptr && !grub_isspace (*ptr) && *ptr != '='; ptr++);
+
+ if (entryname && grub_strncmp ("title", cmdname, ptr - cmdname) == 0
+ && ptr - cmdname == sizeof ("title") - 1)
+ {
+ const char *ptr2;
+ for (; grub_isspace (*ptr) || *ptr == '='; ptr++);
+ ptr2 = ptr + grub_strlen (ptr);
+ while (ptr2 > ptr && grub_isspace (*(ptr2 - 1)))
+ ptr2--;
+ *entryname = grub_strndup (ptr, ptr2 - ptr);
+ return NULL;
+ }
+
+ if (grub_strncmp ("lock", cmdname, ptr - cmdname) == 0
+ && ptr - cmdname == sizeof ("lock") - 1)
+ {
+ /* FIXME */
+ }
+
+ for (cmdnum = 0; cmdnum < ARRAY_SIZE (legacy_commands); cmdnum++)
+ if (grub_strncmp (legacy_commands[cmdnum].name, cmdname, ptr - cmdname) == 0
+ && legacy_commands[cmdnum].name[ptr - cmdname] == 0)
+ break;
+ if (cmdnum == ARRAY_SIZE (legacy_commands))
+ return grub_xasprintf ("# Unsupported legacy command: %s\n", buf);
+
+ for (; grub_isspace (*ptr) || *ptr == '='; ptr++);
+
+ char *args[ARRAY_SIZE (legacy_commands[0].argt)];
+ grub_memset (args, 0, sizeof (args));
+
+ {
+ unsigned j = 0;
+ int hold_arg = 0;
+ for (i = 0; i < legacy_commands[cmdnum].argc; i++)
+ {
+ const char *curarg;
+ grub_size_t curarglen;
+ if (hold_arg)
+ {
+ ptr = curarg;
+ hold_arg = 0;
+ }
+ for (; grub_isspace (*ptr); ptr++);
+ curarg = ptr;
+ for (; !grub_isspace (*ptr); ptr++);
+ if (i != legacy_commands[cmdnum].argc - 1
+ || (legacy_commands[cmdnum].flags & FLAG_IGNORE_REST))
+ curarglen = ptr - curarg;
+ else
+ {
+ curarglen = grub_strlen (curarg);
+ while (curarglen > 0 && grub_isspace (curarg[curarglen - 1]))
+ curarglen--;
+ }
+ if (*ptr)
+ ptr++;
+ switch (legacy_commands[cmdnum].argt[i])
+ {
+ case TYPE_PARTITION:
+ case TYPE_FILE:
+ args[j++] = adjust_file (curarg, curarglen);
+ break;
+
+ case TYPE_REST_VERBATIM:
+ {
+ char *outptr, *outptr0;
+ int overhead = 3;
+ ptr = curarg;
+ while (*ptr)
+ {
+ for (; grub_isspace (*ptr); ptr++);
+ for (; *ptr && !grub_isspace (*ptr); ptr++)
+ if (*ptr == '\\' || *ptr == '\'')
+ overhead++;
+ if (*ptr)
+ ptr++;
+ overhead += 3;
+ }
+ outptr0 = args[j++] = grub_malloc (overhead + (ptr - curarg));
+ if (!outptr0)
+ return NULL;
+ ptr = curarg;
+ outptr = outptr0;
+ while (*ptr)
+ {
+ for (; grub_isspace (*ptr); ptr++);
+ if (outptr != outptr0)
+ *outptr++ = ' ';
+ *outptr++ = '\'';
+ for (; *ptr && !grub_isspace (*ptr); ptr++)
+ {
+ if (*ptr == '\\' || *ptr == '\'')
+ *outptr++ = '\\';
+ *outptr++ = *ptr;
+ }
+ *outptr++ = '\'';
+ if (*ptr)
+ ptr++;
+ overhead += 3;
+ }
+ *outptr++ = 0;
+ }
+ break;
+
+ case TYPE_VERBATIM:
+ args[j++] = grub_legacy_escape (curarg, curarglen);
+ break;
+ case TYPE_FORCE_OPTION:
+ case TYPE_NOAPM_OPTION:
+ case TYPE_TYPE_OR_NOMEM_OPTION:
+ if (is_option (legacy_commands[cmdnum].argt[i], curarg, curarglen))
+ {
+ args[j++] = grub_strndup (curarg, curarglen);
+ break;
+ }
+ args[j++] = "";
+ hold_arg = 1;
+ break;
+ case TYPE_INT:
+ {
+ const char *brk;
+ int base = 10;
+ brk = curarg;
+ if (curarglen < 1)
+ args[j++] = grub_strdup ("0");
+ if (brk[0] == '0' && brk[1] == 'x')
+ base = 16;
+ else if (brk[0] == '0')
+ base = 8;
+ for (; *brk && brk < curarg + curarglen; brk++)
+ {
+ if (base == 8 && (*brk == '8' || *brk == '9'))
+ break;
+ if (grub_isdigit (*brk))
+ continue;
+ if (base != 16)
+ break;
+ if (!(*brk >= 'a' && *brk <= 'f')
+ && !(*brk >= 'A' && *brk <= 'F'))
+ break;
+ }
+ if (brk == curarg)
+ args[j++] = grub_strdup ("0");
+ else
+ args[j++] = grub_strndup (curarg, brk - curarg);
+ }
+ break;
+ case TYPE_BOOL:
+ if (curarglen == 2 && curarg[0] == 'o' && curarg[1] == 'n')
+ args[j++] = grub_strdup ("1");
+ else
+ args[j++] = grub_strdup ("0");
+ break;
+ }
+ }
+ }
+ return grub_xasprintf (legacy_commands[cmdnum].map, args[0], args[1], args[2]);
+}
--- /dev/null
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2008 Free Software Foundation, Inc.
+ *
+ * GRUB is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GRUB is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_LEGACY_PARSE_HEADER
+#define GRUB_LEGACY_PARSE_HEADER 1
+
+#include <grub/types.h>
+
+char *grub_legacy_parse (const char *buf, char **entryname);
+char *grub_legacy_escape (const char *in, grub_size_t len);
+
+#endif
--- /dev/null
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2010 Free Software Foundation, Inc.
+ *
+ * GRUB is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GRUB is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/legacy_parse.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+
+int
+main (int argc, char **argv)
+{
+ FILE *in, *out;
+ char *entryname = NULL;
+ char *buf = NULL;
+ size_t bufsize = 0;
+
+ if (argc >= 2 && argv[1][0] == '-')
+ {
+ fprintf (stderr, "Usage: %s [INFILE [OUTFILE]]\n", argv[0]);
+ return 0;
+ }
+
+ if (argc >= 2)
+ {
+ in = fopen (argv[1], "r");
+ if (!in)
+ {
+ fprintf (stderr, "Couldn't open %s for reading: %s\n",
+ argv[1], strerror (errno));
+ return 1;
+ }
+ }
+ else
+ in = stdin;
+
+ if (argc >= 3)
+ {
+ out = fopen (argv[2], "w");
+ if (!out)
+ {
+ if (in != stdin)
+ fclose (in);
+ fprintf (stderr, "Couldn't open %s for writing: %s\n",
+ argv[2], strerror (errno));
+ return 1;
+ }
+ }
+ else
+ out = stdout;
+
+ while (1)
+ {
+ char *parsed;
+
+ if (getline (&buf, &bufsize, in) < 0)
+ break;
+
+ {
+ char *oldname = NULL;
+
+ oldname = entryname;
+ parsed = grub_legacy_parse (buf, &entryname);
+ if (oldname != entryname && oldname)
+ fprintf (out, "}\n\n");
+ if (oldname != entryname)
+ fprintf (out, "menuentry \'%s\' {\n",
+ grub_legacy_escape (entryname, grub_strlen (entryname)));
+ }
+
+ if (parsed)
+ fprintf (out, "%s%s", entryname ? " " : "", parsed);
+ }
+
+ if (entryname)
+ fprintf (out, "}\n\n");
+
+
+ if (in != stdin)
+ fclose (in);
+ if (out != stdout)
+ fclose (out);
+
+ return 0;
+}
projects / thirdparty / grub.git / commitdiff
