* regtool.cc (KEY_WOW64_64KEY): Define.
(longopts): Add --wow64 option. (opts): Add -w option. (wow64): New variable to control usage of KEY_WOW64_64KEY access flag. (usage): Add text for --wow64/-w option. (print_version): Fix copyright. (find_key): Use wow64 value in calls to RegOpenKeyEx and RegCreateKeyEx. (cmd_add): Use wow64 value in call to RegCreateKeyEx. (regDeleteKeyEx): New function pointer to load RegDeleteKeyEx function dynamically. (cmd_remove): Load and use regDeleteKeyEx when wow64 is set. (main): Handle --wow64/-w option. * utils.sgml: Document the new -w option.
This commit is contained in:
Corinna Vinschen
parent
0b8affca5e
commit
40c60b89d5
@ -1,3 +1,19 @@
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2006-10-16 Corinna Vinschen <corinna@vinschen.de>
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* regtool.cc (KEY_WOW64_64KEY): Define.
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(longopts): Add --wow64 option.
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(opts): Add -w option.
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(wow64): New variable to control usage of KEY_WOW64_64KEY access flag.
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(usage): Add text for --wow64/-w option.
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(print_version): Fix copyright.
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(find_key): Use wow64 value in calls to RegOpenKeyEx and RegCreateKeyEx.
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(cmd_add): Use wow64 value in call to RegCreateKeyEx.
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(regDeleteKeyEx): New function pointer to load RegDeleteKeyEx function
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dynamically.
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(cmd_remove): Load and use regDeleteKeyEx when wow64 is set.
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(main): Handle --wow64/-w option.
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* utils.sgml: Document the new -w option.
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2006-10-05 Igor Peshansky <pechtcha@cs.nyu.edu>
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* cygcheck.cc (get_word, get_dword): Move to path.cc.
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@ -18,6 +18,10 @@ details. */
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#define DEFAULT_KEY_SEPARATOR '\\'
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#ifndef KEY_WOW64_64KEY
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#define KEY_WOW64_64KEY 0x100
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#endif
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enum
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{
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KT_AUTO, KT_BINARY, KT_INT, KT_STRING, KT_EXPAND, KT_MULTI
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@ -46,16 +50,18 @@ static struct option longopts[] =
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{"string", no_argument, NULL, 's'},
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{"verbose", no_argument, NULL, 'v'},
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{"version", no_argument, NULL, 'V'},
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{"wow64", no_argument, NULL, 'w'},
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{"key-separator", required_argument, NULL, 'K'},
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{NULL, 0, NULL, 0}
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};
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static char opts[] = "behiklmpqsvVK:";
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static char opts[] = "behiklmpqsvVwK:";
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int listwhat = 0;
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int postfix = 0;
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int verbose = 0;
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int quiet = 0;
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DWORD wow64 = 0;
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char **argv;
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HKEY key;
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@ -106,6 +112,7 @@ usage (FILE *where = stderr)
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" -h, --help output usage information and exit\n"
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" -q, --quiet no error output, just nonzero return if KEY/VALUE missing\n"
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" -v, --verbose verbose output, including VALUE contents when applicable\n"
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" -w, --wow64 access 64 bit registry view (ignored on 32 bit Windows)\n"
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" -V, --version output version information and exit\n"
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"\n");
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if (where == stdout)
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@ -148,7 +155,7 @@ print_version ()
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printf ("\
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%s (cygwin) %.*s\n\
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Registry Tool\n\
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Copyright 2000, 2001, 2002, 2003, 2004, 2005 Red Hat, Inc.\n\
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Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006 Red Hat, Inc.\n\
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Compiled on %s\n\
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", prog_name, len, v, __DATE__);
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}
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@ -360,13 +367,13 @@ find_key (int howmanyparts, REGSAM access, int option = 0)
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{
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if (access)
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{
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rv = RegOpenKeyEx (base, n, 0, access, &key);
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rv = RegOpenKeyEx (base, n, 0, access | wow64, &key);
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if (option && (rv == ERROR_SUCCESS || rv == ERROR_ACCESS_DENIED))
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{
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/* reopen with desired option due to missing option support in RegOpenKeyE */
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/* FIXME: may create the key in rare cases (e.g. access denied in parent) */
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HKEY key2;
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if (RegCreateKeyEx (base, n, 0, NULL, option, access, NULL, &key2, NULL)
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if (RegCreateKeyEx (base, n, 0, NULL, option, access | wow64, NULL, &key2, NULL)
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== ERROR_SUCCESS)
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{
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if (rv == ERROR_SUCCESS)
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@ -496,7 +503,7 @@ cmd_add ()
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HKEY newkey;
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DWORD newtype;
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int rv = RegCreateKeyEx (key, value, 0, (char *) "", REG_OPTION_NON_VOLATILE,
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KEY_ALL_ACCESS, 0, &newkey, &newtype);
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KEY_ALL_ACCESS | wow64, 0, &newkey, &newtype);
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if (rv != ERROR_SUCCESS)
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Fail (rv);
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@ -510,11 +517,26 @@ cmd_add ()
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return 0;
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}
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extern "C" {
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WINADVAPI LONG WINAPI (*regDeleteKeyEx)(HKEY, LPCSTR, REGSAM, DWORD);
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}
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int
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cmd_remove ()
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{
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DWORD rv;
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find_key (2, KEY_ALL_ACCESS);
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DWORD rv = RegDeleteKey (key, value);
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if (wow64)
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{
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HMODULE mod = LoadLibrary ("advapi32.dll");
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if (mod)
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regDeleteKeyEx = (WINADVAPI LONG WINAPI (*)(HKEY, LPCSTR, REGSAM, DWORD)) GetProcAddress (mod, "RegDeleteKeyExA");
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}
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if (regDeleteKeyEx)
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rv = (*regDeleteKeyEx) (key, value, wow64, 0);
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else
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rv = RegDeleteKey (key, value);
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if (rv != ERROR_SUCCESS)
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Fail (rv);
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if (verbose)
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@ -838,6 +860,9 @@ main (int argc, char **_argv)
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case 'V':
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print_version ();
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exit (0);
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case 'w':
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wow64 = KEY_WOW64_64KEY;
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break;
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case 'K':
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key_sep = *optarg;
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break;
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@ -1060,6 +1060,7 @@ Other Options:
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-h, --help output usage information and exit
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-q, --quiet no error output, just nonzero return if KEY/VALUE missing
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-v, --verbose verbose output, including VALUE contents when applicable
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-w, --wow64 access 64 bit registry view (ignored on 32 bit Windows)
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-V, --version output version information and exit
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KEY is in the format [host]\prefix\KEY\KEY\VALUE, where host is optional
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@ -1086,6 +1087,15 @@ Conversely, the <literal>-q</literal> option supresses error messages,
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so you can use the exit status of the program to detect if a key
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exists or not (for example).</para>
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<para>The <literal>-w</literal> option allows to access the 64 bit view
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on the registry. Several subkeys exist in a 32 bit and a 64 bit version
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when running on Windows 64. Since Cygwin is running in 32 bit mode, it
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has only access to the 32 bit view of these registry keys. When using
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the <literal>-w</literal> the 64 bit view is used and
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<command>regtool</command> can access the entire registry.
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This option is simply ignored when running on 32 bit Windows versions.
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</para>
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<para>You must provide <command>regtool</command> with an
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<emphasis>action</emphasis> following options (if any). Currently,
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the action must be <literal>add</literal>, <literal>set</literal>,
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