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newlib/winsup/utils/regtool.cc

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/* regtool.cc
Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
2009, 2010, 2011 Red Hat Inc.
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <ctype.h>
#include <wchar.h>
#include <getopt.h>
#include <locale.h>
#define WINVER 0x0502
#include <windows.h>
#include <sys/cygwin.h>
#include <cygwin/version.h>
#include "loadlib.h"
#define DEFAULT_KEY_SEPARATOR '\\'
#define REG_AUTO -1
int value_type = REG_AUTO;
char key_sep = DEFAULT_KEY_SEPARATOR;
#define LIST_KEYS 0x01
#define LIST_VALS 0x02
#define LIST_ALL (LIST_KEYS | LIST_VALS)
static char *prog_name;
static struct option longopts[] =
{
{"binary", no_argument, NULL, 'b' },
{"dword", no_argument, NULL, 'd' },
{"dword-be", no_argument, NULL, 'D' },
{"expand-string", no_argument, NULL, 'e' },
{"help", no_argument, NULL, 'h' },
{"integer", no_argument, NULL, 'i' },
{"keys", no_argument, NULL, 'k'},
{"list", no_argument, NULL, 'l'},
{"multi-string", no_argument, NULL, 'm'},
{"none", no_argument, NULL, 'n' },
{"postfix", no_argument, NULL, 'p'},
{"quiet", no_argument, NULL, 'q'},
{"qword", no_argument, NULL, 'Q' },
{"string", no_argument, NULL, 's'},
{"verbose", no_argument, NULL, 'v'},
{"version", no_argument, NULL, 'V'},
{"wow64", no_argument, NULL, 'w'},
{"wow32", no_argument, NULL, 'W'},
{"hex", no_argument, NULL, 'x'},
{"key-separator", required_argument, NULL, 'K'},
{NULL, 0, NULL, 0}
};
static char opts[] = "bdDehiklmnpqQsvVwWxK:";
const char *types[] =
{
"REG_NONE",
"REG_SZ",
"REG_EXPAND_SZ",
"REG_BINARY",
"REG_DWORD",
"REG_DWORD_BIG_ENDIAN",
"REG_LINK",
"REG_MULTI_SZ",
"REG_RESOURCE_LIST",
"REG_FULL_RESOURCE_DESCRIPTOR",
"REG_RESOURCE_REQUIREMENTS_LIST",
"REG_QWORD",
};
int listwhat = 0;
int postfix = 0;
int verbose = 0;
int quiet = 0;
int hex = 0;
DWORD wow64 = 0;
char **argv;
HKEY key;
wchar_t *value;
static void
usage (FILE *where = stderr)
{
fprintf (where, ""
"Usage: %s [OPTION] ACTION KEY [data...]\n"
"\n"
"View or edit the Win32 registry\n"
"\n", prog_name);
if (where == stdout)
{
fprintf (where, ""
"Actions:\n"
"\n"
" add KEY\\SUBKEY add new SUBKEY\n"
" check KEY exit 0 if KEY exists, 1 if not\n"
" get KEY\\VALUE prints VALUE to stdout\n"
" list KEY list SUBKEYs and VALUEs\n"
" remove KEY remove KEY\n"
" set KEY\\VALUE [data ...] set VALUE\n"
" unset KEY\\VALUE removes VALUE from KEY\n"
" load KEY\\SUBKEY PATH load hive from PATH into new SUBKEY\n"
" unload KEY\\SUBKEY unload hive and remove SUBKEY\n"
" save KEY\\SUBKEY PATH save SUBKEY into new hive PATH\n"
"\n");
fprintf (where, ""
"Options for 'list' Action:\n"
"\n"
" -k, --keys print only KEYs\n"
" -l, --list print only VALUEs\n"
" -p, --postfix like ls -p, appends '\\' postfix to KEY names\n"
"\n"
"Options for 'get' Action:\n"
"\n"
" -b, --binary print data as printable hex bytes\n"
" -n, --none print data as stream of bytes as stored in registry\n"
" -x, --hex print numerical data as hex numbers\n"
"\n"
"Options for 'set' Action:\n"
"\n"
" -b, --binary set type to REG_BINARY (hex args or '-')\n"
" -d, --dword set type to REG_DWORD\n"
" -D, --dword-be set type to REG_DWORD_BIG_ENDIAN\n"
" -e, --expand-string set type to REG_EXPAND_SZ\n"
" -i, --integer set type to REG_DWORD\n"
" -m, --multi-string set type to REG_MULTI_SZ\n"
" -n, --none set type to REG_NONE\n"
" -Q, --qword set type to REG_QWORD\n"
" -s, --string set type to REG_SZ\n"
"\n"
"Options for 'set' and 'unset' Actions:\n"
"\n"
" -K<c>, --key-separator[=]<c> set key-value separator to <c> instead of '\\'\n"
"\n"
"Other Options:\n"
"\n"
" -h, --help output usage information and exit\n"
" -q, --quiet no error output, just nonzero return if KEY/VALUE missing\n"
" -v, --verbose verbose output, including VALUE contents when applicable\n"
" -w, --wow64 access 64 bit registry view (ignored on 32 bit Windows)\n"
" -W, --wow32 access 32 bit registry view (ignored on 32 bit Windows)\n"
" -V, --version output version information and exit\n"
"\n");
fprintf (where, ""
"KEY is in the format [host]\\prefix\\KEY\\KEY\\VALUE, where host is optional\n"
"remote host in either \\\\hostname or hostname: format and prefix is any of:\n"
" root HKCR HKEY_CLASSES_ROOT (local only)\n"
" config HKCC HKEY_CURRENT_CONFIG (local only)\n"
" user HKCU HKEY_CURRENT_USER (local only)\n"
" machine HKLM HKEY_LOCAL_MACHINE\n"
" users HKU HKEY_USERS\n"
"\n"
"If the keyname starts with a forward slash ('/'), the forward slash is used\n"
"as separator and the backslash can be used as escape character.\n");
fprintf (where, ""
"Example:\n"
"%s list '/machine/SOFTWARE/Classes/MIME/Database/Content Type/audio\\/wav'\n\n", prog_name);
}
if (where == stderr)
fprintf (where,
"ACTION is one of add, check, get, list, remove, set, unset, load, unload, save\n"
"\n"
"Try `%s --help' for more information.\n", prog_name);
exit (where == stderr ? 1 : 0);
}
static void
print_version ()
{
printf ("regtool (cygwin) %d.%d.%d\n"
"Registry tool\n"
"Copyright (C) 2000 - %s Red Hat, Inc.\n"
"This is free software; see the source for copying conditions. There is NO\n"
"warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n",
CYGWIN_VERSION_DLL_MAJOR / 1000,
CYGWIN_VERSION_DLL_MAJOR % 1000,
CYGWIN_VERSION_DLL_MINOR,
strrchr (__DATE__, ' ') + 1);
}
void
Fail (unsigned int rv)
{
char *buf;
if (!quiet)
{
FormatMessage (FORMAT_MESSAGE_ALLOCATE_BUFFER
| FORMAT_MESSAGE_FROM_SYSTEM,
0, rv, 0, (CHAR *) & buf, 0, 0);
fprintf (stderr, "Error (%d): %s\n", rv, buf);
LocalFree (buf);
}
exit (1);
}
static struct
{
const char *string;
HKEY key;
} wkprefixes[] =
{
{"root", HKEY_CLASSES_ROOT},
{"HKCR", HKEY_CLASSES_ROOT},
{"HKEY_CLASSES_ROOT", HKEY_CLASSES_ROOT},
{"config", HKEY_CURRENT_CONFIG},
{"HKCC", HKEY_CURRENT_CONFIG},
{"HKEY_CURRENT_CONFIG", HKEY_CURRENT_CONFIG},
{"user", HKEY_CURRENT_USER},
{"HKCU", HKEY_CURRENT_USER},
{"HKEY_CURRENT_USER", HKEY_CURRENT_USER},
{"machine", HKEY_LOCAL_MACHINE},
{"HKLM", HKEY_LOCAL_MACHINE},
{"HKEY_LOCAL_MACHINE", HKEY_LOCAL_MACHINE},
{"users", HKEY_USERS},
{"HKU", HKEY_USERS},
{"HKEY_USERS", HKEY_USERS},
{0, 0}
};
void
translate (char *key)
{
#define isodigit(c) (strchr("01234567", c))
#define tooct(c) ((c)-'0')
#define tohex(c) (strchr(_hs,tolower(c))-_hs)
static char _hs[] = "0123456789abcdef";
char *d = key;
char *s = key;
char c;
while (*s)
{
if (*s == '\\')
switch (*++s)
{
case 'a':
*d++ = '\007';
break;
case 'b':
*d++ = '\b';
break;
case 'e':
*d++ = '\033';
break;
case 'f':
*d++ = '\f';
break;
case 'n':
*d++ = '\n';
break;
case 'r':
*d++ = '\r';
break;
case 't':
*d++ = '\t';
break;
case 'v':
*d++ = '\v';
break;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
c = tooct (*s);
if (isodigit (s[1]))
{
c = (c << 3) | tooct (*++s);
if (isodigit (s[1]))
c = (c << 3) | tooct (*++s);
}
*d++ = c;
break;
case 'x':
if (!isxdigit (s[1]))
c = '0';
else
{
c = tohex (*++s);
if (isxdigit (s[1]))
c = (c << 4) | tohex (*++s);
}
*d++ = c;
break;
default: /* before non-special char: just add the char */
*d++ = *s;
break;
}
else if (*s == '/')
*d++ = '\\';
else
*d++ = *s;
++s;
}
*d = '\0';
}
void
find_key (int howmanyparts, REGSAM access, int option = 0)
{
HKEY base;
int rv;
char *n = argv[0], *e, *h, c;
char* host = NULL;
int i;
size_t len;
if (*n == '/')
translate (n);
if (*n != '\\')
{
/* expect host:/key/value format */
host = (char*) malloc (strlen (n) + 1);
host[0] = host [1] = '\\';
for (e = n, h = host + 2; *e && *e != ':'; e++, h++)
*h = *e;
*h = 0;
n = e + 1;
if (*n == '/')
translate (n);
}
else if (n[0] == '\\' && n[1] == '\\')
{
/* expect //host/key/value format */
host = (char*) malloc (strlen (n) + 1);
host[0] = host[1] = '\\';
for (e = n + 2, h = host + 2; *e && *e != '\\'; e++, h++)
*h = *e;
*h = 0;
n = e;
}
while (*n != '\\')
n++;
*n++ = 0;
for (e = n; *e && *e != '\\'; e++);
c = *e;
*e = 0;
for (i = 0; wkprefixes[i].string; i++)
if (strcmp (wkprefixes[i].string, n) == 0)
break;
if (!wkprefixes[i].string)
{
fprintf (stderr, "Unknown key prefix. Valid prefixes are:\n");
for (i = 0; wkprefixes[i].string; i++)
fprintf (stderr, "\t%s\n", wkprefixes[i].string);
exit (1);
}
n = e;
*e = c;
while (*n && *n == '\\')
n++;
e = n + strlen (n);
if (howmanyparts > 1)
{
while (n < e && *e != key_sep)
e--;
if (*e != key_sep)
{
key = wkprefixes[i].key;
if (value)
free (value);
len = mbstowcs (NULL, n, 0) + 1;
value = (wchar_t *) malloc (len * sizeof (wchar_t));
mbstowcs (value, n, len);
return;
}
else
{
*e = 0;
if (value)
free (value);
len = mbstowcs (NULL, e + 1, 0) + 1;
value = (wchar_t *) malloc (len * sizeof (wchar_t));
mbstowcs (value, e + 1, len);
}
}
if (host)
{
rv = RegConnectRegistry (host, wkprefixes[i].key, &base);
if (rv != ERROR_SUCCESS)
Fail (rv);
free (host);
}
else
base = wkprefixes[i].key;
if (n[0] == 0)
key = base;
else
{
len = mbstowcs (NULL, n, 0) + 1;
wchar_t name[len];
mbstowcs (name, n, len);
if (access)
{
rv = RegOpenKeyExW (base, name, 0, access | wow64, &key);
if (option && (rv == ERROR_SUCCESS || rv == ERROR_ACCESS_DENIED))
{
/* reopen with desired option due to missing option support in
RegOpenKeyE */
/* FIXME: may create the key in rare cases (e.g. access denied
in parent) */
HKEY key2;
if (RegCreateKeyExW (base, name, 0, NULL, option, access | wow64,
NULL, &key2, NULL)
== ERROR_SUCCESS)
{
if (rv == ERROR_SUCCESS)
RegCloseKey (key);
key = key2;
rv = ERROR_SUCCESS;
}
}
if (rv != ERROR_SUCCESS)
Fail (rv);
}
else if (argv[1])
{
ssize_t len = cygwin_conv_path (CCP_POSIX_TO_WIN_W, argv[1], NULL, 0);
wchar_t win32_path[len];
cygwin_conv_path (CCP_POSIX_TO_WIN_W, argv[1], win32_path, len);
rv = RegLoadKeyW (base, name, win32_path);
if (rv != ERROR_SUCCESS)
Fail (rv);
if (verbose)
printf ("key %ls loaded from file %ls\n", name, win32_path);
}
else
{
rv = RegUnLoadKeyW (base, name);
if (rv != ERROR_SUCCESS)
Fail (rv);
if (verbose)
printf ("key %ls unloaded\n", name);
}
}
}
int
cmd_list ()
{
DWORD num_subkeys, maxsubkeylen, num_values, maxvalnamelen, maxvaluelen;
DWORD maxclasslen;
wchar_t *subkey_name, *value_name, *class_name, *vd;
unsigned char *value_data;
DWORD i, j, m, n, t;
int v;
find_key (1, KEY_READ);
RegQueryInfoKeyW (key, 0, 0, 0, &num_subkeys, &maxsubkeylen, &maxclasslen,
&num_values, &maxvalnamelen, &maxvaluelen, 0, 0);
subkey_name = (wchar_t *) malloc ((maxsubkeylen + 1) * sizeof (wchar_t));
class_name = (wchar_t *) malloc ((maxclasslen + 1) * sizeof (wchar_t));
value_name = (wchar_t *) malloc ((maxvalnamelen + 1) * sizeof (wchar_t));
value_data = (unsigned char *) malloc (maxvaluelen + 1);
if (!listwhat)
listwhat = LIST_ALL;
if (listwhat & LIST_KEYS)
for (i = 0; i < num_subkeys; i++)
{
m = (maxsubkeylen + 1) * sizeof (wchar_t);
n = (maxclasslen + 1) * sizeof (wchar_t);
RegEnumKeyExW (key, i, subkey_name, &m, 0, class_name, &n, 0);
printf ("%ls", subkey_name);
if (postfix || verbose)
fputc (key_sep, stdout);
if (verbose)
printf (" (%ls)", class_name);
puts ("");
}
if (listwhat & LIST_VALS)
for (i = 0; i < num_values; i++)
{
m = (maxvalnamelen + 1) * sizeof (wchar_t);
n = maxvaluelen + 1;
RegEnumValueW (key, i, value_name, &m, 0, &t, (BYTE *) value_data, &n);
value_data[n] = 0;
if (!verbose)
printf ("%ls\n", value_name);
else
{
printf ("%ls (%s) = ", value_name, types[t]);
switch (t)
{
case REG_NONE:
case REG_BINARY:
for (j = 0; j < 8 && j < n; j++)
printf ("%02x ", value_data[j]);
printf ("\n");
break;
case REG_DWORD:
printf ("0x%08x (%u)\n", *(unsigned int *) value_data,
*(unsigned int *) value_data);
break;
case REG_DWORD_BIG_ENDIAN:
v = ((value_data[0] << 24)
| (value_data[1] << 16)
| (value_data[2] << 8)
| (value_data[3]));
printf ("0x%08x (%d)\n", v, v);
break;
case REG_QWORD:
printf ("0x%016llx (%llu)\n",
*(unsigned long long *) value_data,
*(unsigned long long *) value_data);
break;
case REG_EXPAND_SZ:
case REG_SZ:
case REG_LINK:
printf ("\"%ls\"\n", (wchar_t *) value_data);
break;
case REG_MULTI_SZ:
vd = (wchar_t *) value_data;
while (vd && *vd)
{
printf ("\"%ls\"", vd);
vd = vd + wcslen (vd) + 1;
if (*vd)
printf (", ");
}
printf ("\n");
break;
default:
printf ("?\n");
break;
}
}
}
return 0;
}
int
cmd_add ()
{
find_key (2, KEY_ALL_ACCESS);
HKEY newkey;
DWORD newtype;
int rv = RegCreateKeyExW (key, value, 0, NULL, REG_OPTION_NON_VOLATILE,
KEY_ALL_ACCESS | wow64, 0, &newkey, &newtype);
if (rv != ERROR_SUCCESS)
Fail (rv);
if (verbose)
{
if (newtype == REG_OPENED_EXISTING_KEY)
printf ("Key %ls already exists\n", value);
else
printf ("Key %ls created\n", value);
}
return 0;
}
extern "C" {
LONG WINAPI (*regDeleteKeyEx)(HKEY, LPCWSTR, REGSAM, DWORD);
}
int
cmd_remove ()
{
DWORD rv;
find_key (2, KEY_ALL_ACCESS);
if (wow64)
{
HMODULE mod = LoadLibrary ("advapi32.dll");
if (mod)
regDeleteKeyEx = (LONG WINAPI (*)(HKEY, LPCWSTR, REGSAM, DWORD)) GetProcAddress (mod, "RegDeleteKeyExW");
}
if (regDeleteKeyEx)
rv = (*regDeleteKeyEx) (key, value, wow64, 0);
else
rv = RegDeleteKeyW (key, value);
if (rv != ERROR_SUCCESS)
Fail (rv);
if (verbose)
printf ("subkey %ls deleted\n", value);
return 0;
}
int
cmd_check ()
{
find_key (1, KEY_READ);
if (verbose)
printf ("key %s exists\n", argv[0]);
return 0;
}
int
cmd_set ()
{
int i, n, max_n;
DWORD v, rv;
unsigned long long llval;
char *a = argv[1], *data = 0;
find_key (2, KEY_ALL_ACCESS);
if (!a)
usage ();
if (value_type == REG_AUTO)
{
char *e;
llval = strtoull (a, &e, 0);
if (a[0] == '%')
value_type = REG_EXPAND_SZ;
else if (a[0] && !*e)
value_type = llval > 0xffffffffULL ? REG_QWORD : REG_DWORD;
else if (argv[2])
value_type = REG_MULTI_SZ;
else
value_type = REG_SZ;
}
switch (value_type)
{
case REG_NONE:
case REG_BINARY:
for (n = 0; argv[n+1]; n++)
;
if (n == 1 && strcmp (argv[1], "-") == 0)
{ /* read from stdin */
i = n = 0;
for (;;)
{
if (i <= n)
{
i = n + BUFSIZ;
data = (char *) realloc (data, i);
}
int r = fread (data+n, 1, i-n, stdin);
if (r <= 0)
break;
n += r;
}
}
else if (n > 0)
{ /* parse hex from argv */
data = (char *) malloc (n);
for (i = 0; i < n; i++)
{
char *e;
errno = 0;
v = strtoul (argv[i+1], &e, 16);
if (errno || v > 0xff || *e)
{
fprintf (stderr, "Invalid hex constant `%s'\n", argv[i+1]);
exit (1);
}
data[i] = (char) v;
}
}
rv = RegSetValueExW (key, value, 0, value_type, (const BYTE *) data, n);
break;
case REG_DWORD:
v = strtoul (a, 0, 0);
rv = RegSetValueExW (key, value, 0, REG_DWORD, (const BYTE *) &v,
sizeof (v));
break;
case REG_DWORD_BIG_ENDIAN:
v = strtoul (a, 0, 0);
v = (((v & 0xff) << 24)
| ((v & 0xff00) << 8)
| ((v & 0xff0000) >> 8)
| ((v & 0xff000000) >> 24));
rv = RegSetValueExW (key, value, 0, REG_DWORD_BIG_ENDIAN,
(const BYTE *) &v, sizeof (v));
break;
case REG_QWORD:
llval = strtoul (a, 0, 0);
rv = RegSetValueExW (key, value, 0, REG_QWORD, (const BYTE *) &llval,
sizeof (llval));
break;
case REG_SZ:
case REG_EXPAND_SZ:
{
n = mbstowcs (NULL, a, 0);
wchar_t w[n + 1];
mbstowcs (w, a, n + 1);
rv = RegSetValueExW (key, value, 0, value_type,
(const BYTE *) w, (n + 1) * sizeof (wchar_t));
}
break;
case REG_MULTI_SZ:
for (i = 1, max_n = 1; argv[i]; i++)
max_n += mbstowcs (NULL, argv[i], 0) + 1;
data = (char *) malloc (max_n * sizeof (wchar_t));
for (i = 1, n = 0; argv[i]; i++)
n += mbstowcs ((wchar_t *) data + n, argv[i], max_n - n) + 1;
((wchar_t *)data)[n] = L'\0';
rv = RegSetValueExW (key, value, 0, REG_MULTI_SZ, (const BYTE *) data,
(n + 1) * sizeof (wchar_t));
break;
case REG_AUTO:
rv = ERROR_SUCCESS;
break;
default:
rv = ERROR_INVALID_CATEGORY;
break;
}
if (data)
free(data);
if (rv != ERROR_SUCCESS)
Fail (rv);
return 0;
}
int
cmd_unset ()
{
find_key (2, KEY_ALL_ACCESS);
DWORD rv = RegDeleteValueW (key, value);
if (rv != ERROR_SUCCESS)
Fail (rv);
if (verbose)
printf ("value %ls deleted\n", value);
return 0;
}
int
cmd_get ()
{
find_key (2, KEY_READ);
DWORD vtype, dsize, rv;
PBYTE data;
wchar_t *vd;
rv = RegQueryValueExW (key, value, 0, &vtype, 0, &dsize);
if (rv != ERROR_SUCCESS)
Fail (rv);
data = (PBYTE) malloc (dsize + 1);
rv = RegQueryValueExW (key, value, 0, &vtype, data, &dsize);
if (rv != ERROR_SUCCESS)
Fail (rv);
if (value_type == REG_BINARY)
{
for (unsigned i = 0; i < dsize; i++)
printf ("%02x%c", (unsigned char)data[i],
(i < dsize-1 ? ' ' : '\n'));
}
else if (value_type == REG_NONE)
fwrite (data, dsize, 1, stdout);
else
switch (vtype)
{
case REG_NONE:
case REG_BINARY:
fwrite (data, dsize, 1, stdout);
break;
case REG_DWORD:
printf (hex ? "0x%08x\n" : "%u\n", *(unsigned int *) data);
break;
case REG_DWORD_BIG_ENDIAN:
rv = ((data[0] << 24)
| (data[1] << 16)
| (data[2] << 8)
| (data[3]));
printf (hex ? "0x%08x\n" : "%u\n", (unsigned int) rv);
break;
case REG_QWORD:
printf (hex ? "0x%016llx\n" : "%llu\n", *(unsigned long long *) data);
break;
case REG_SZ:
case REG_LINK:
printf ("%ls\n", (wchar_t *) data);
break;
case REG_EXPAND_SZ:
if (value_type == REG_EXPAND_SZ) // hack
{
wchar_t *buf;
DWORD bufsize;
bufsize = ExpandEnvironmentStringsW ((wchar_t *) data, 0, 0);
buf = (wchar_t *) malloc (bufsize + 1);
ExpandEnvironmentStringsW ((wchar_t *) data, buf, bufsize + 1);
free (data);
data = (PBYTE) buf;
}
printf ("%ls\n", (wchar_t *) data);
break;
case REG_MULTI_SZ:
vd = (wchar_t *) data;
while (vd && *vd)
{
printf ("%ls\n", vd);
vd = vd + wcslen (vd) + 1;
}
break;
}
return 0;
}
int
cmd_load ()
{
if (!argv[1])
{
usage ();
return 1;
}
find_key (1, 0);
return 0;
}
int
cmd_unload ()
{
if (argv[1])
{
usage ();
return 1;
}
find_key (1, 0);
return 0;
}
DWORD
set_privilege (const char *name)
{
TOKEN_PRIVILEGES tp;
if (!LookupPrivilegeValue (NULL, name, &tp.Privileges[0].Luid))
return GetLastError ();
tp.PrivilegeCount = 1;
tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
HANDLE t;
/* OpenProcessToken does not work here, because main thread has its own
impersonation token */
if (!OpenThreadToken (GetCurrentThread (), TOKEN_ADJUST_PRIVILEGES, FALSE, &t))
return GetLastError ();
AdjustTokenPrivileges (t, FALSE, &tp, 0, NULL, NULL);
DWORD rv = GetLastError ();
CloseHandle (t);
return rv;
}
int
cmd_save ()
{
if (!argv[1])
{
usage ();
return 1;
}
/* try to set SeBackupPrivilege, let RegSaveKey report the error */
set_privilege (SE_BACKUP_NAME);
/* REG_OPTION_BACKUP_RESTORE is necessary to save /HKLM/SECURITY */
find_key (1, KEY_QUERY_VALUE, REG_OPTION_BACKUP_RESTORE);
ssize_t len = cygwin_conv_path (CCP_POSIX_TO_WIN_W, argv[1], NULL, 0);
wchar_t win32_path[len];
cygwin_conv_path (CCP_POSIX_TO_WIN_W, argv[1], win32_path, len);
DWORD rv = RegSaveKeyW (key, win32_path, NULL);
if (rv != ERROR_SUCCESS)
Fail (rv);
if (verbose)
printf ("key saved to %ls\n", win32_path);
return 0;
}
static struct
{
const char *name;
int (*func) ();
} commands[] =
{
{"list", cmd_list},
{"add", cmd_add},
{"remove", cmd_remove},
{"check", cmd_check},
{"set", cmd_set},
{"unset", cmd_unset},
{"get", cmd_get},
{"load", cmd_load},
{"unload", cmd_unload},
{"save", cmd_save},
{0, 0}
};
int
main (int argc, char **_argv)
{
int g;
setlocale (LC_ALL, "");
prog_name = program_invocation_short_name;
while ((g = getopt_long (argc, _argv, opts, longopts, NULL)) != EOF)
switch (g)
{
case 'b':
value_type = REG_BINARY;
break;
case 'd':
value_type = REG_DWORD;
break;
case 'D':
value_type = REG_DWORD_BIG_ENDIAN;
break;
case 'e':
value_type = REG_EXPAND_SZ;
break;
case 'k':
listwhat |= LIST_KEYS;
break;
case 'h':
usage (stdout);
case 'i':
value_type = REG_DWORD;
break;
case 'l':
listwhat |= LIST_VALS;
break;
case 'm':
value_type = REG_MULTI_SZ;
break;
case 'n':
value_type = REG_NONE;
break;
case 'p':
postfix++;
break;
case 'q':
quiet++;
break;
case 'Q':
value_type = REG_QWORD;
break;
case 's':
value_type = REG_SZ;
break;
case 'v':
verbose++;
break;
case 'V':
print_version ();
exit (0);
case 'w':
wow64 = KEY_WOW64_64KEY;
break;
case 'W':
wow64 = KEY_WOW64_32KEY;
break;
case 'x':
hex++;
break;
case 'K':
key_sep = *optarg;
break;
default :
fprintf (stderr, "Try `%s --help' for more information.\n",
prog_name);
return 1;
}
if ((_argv[optind] == NULL) || (_argv[optind+1] == NULL))
usage ();
argv = _argv + optind;
int i;
for (i = 0; commands[i].name; i++)
if (strcmp (commands[i].name, argv[0]) == 0)
{
argv++;
return commands[i].func ();
}
usage ();
return 0;
}
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