698 lines
15 KiB
C++
698 lines
15 KiB
C++
/* regtool.cc
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Copyright 2000, 2001, 2002 Red Hat Inc.
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <getopt.h>
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#include <windows.h>
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#define DEFAULT_KEY_SEPARATOR '\\'
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enum
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{
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KT_AUTO, KT_INT, KT_STRING, KT_EXPAND, KT_MULTI
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} key_type = KT_AUTO;
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char key_sep = DEFAULT_KEY_SEPARATOR;
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#define LIST_KEYS 0x01
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#define LIST_VALS 0x02
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#define LIST_ALL (LIST_KEYS | LIST_VALS)
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static const char version[] = "$Revision$";
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static char *prog_name;
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static struct option longopts[] =
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{
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{"expand-string", no_argument, NULL, 'e' },
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{"help", no_argument, NULL, 'h' },
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{"integer", no_argument, NULL, 'i' },
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{"keys", no_argument, NULL, 'k'},
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{"list", no_argument, NULL, 'l'},
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{"multi-string", no_argument, NULL, 'm'},
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{"postfix", no_argument, NULL, 'p'},
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{"quiet", no_argument, NULL, 'q'},
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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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{"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[] = "ehiklmpqsvVK::";
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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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char **argv;
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HKEY key;
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char *value;
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static void
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usage (FILE *where = stderr)
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{
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fprintf (where, ""
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"Usage: %s [OPTION] (add | check | get | list | remove | unset) KEY\n"
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"View or edit the Win32 registry\n"
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"\n"
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"", prog_name);
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if (where == stdout)
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fprintf (where, ""
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"Actions:\n"
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" add KEY\\SUBKEY add new SUBKEY\n"
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" check KEY exit 0 if KEY exists, 1 if not\n"
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" get KEY\\VALUE prints VALUE to stdout\n"
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" list KEY list SUBKEYs and VALUEs\n"
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" remove KEY remove KEY\n"
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" set KEY\\VALUE [data ...] set VALUE\n"
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" unset KEY\\VALUE removes VALUE from KEY\n"
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"\n");
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fprintf (where, ""
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"Options for 'list' Action:\n"
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" -k, --keys print only KEYs\n"
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" -l, --list print only VALUEs\n"
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" -p, --postfix like ls -p, appends '\\' postfix to KEY names\n"
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"\n"
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"Options for 'set' Action:\n"
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" -e, --expand-string set type to REG_EXPAND_SZ\n"
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" -i, --integer set type to REG_DWORD\n"
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" -m, --multi-string set type to REG_MULTI_SZ\n"
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" -s, --string set type to REG_SZ\n"
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"\n"
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"Options for 'set' and 'unset' Actions:\n"
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" -K<c>, --key-separator[=]<c> set key separator to <c> instead of '\\'\n"
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"\n"
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"Other Options:\n"
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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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" -V, --version output version information and exit\n"
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"\n");
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if (where == stdout)
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{
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fprintf (where, ""
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"KEY is in the format [host]\\prefix\\KEY\\KEY\\VALUE, where host is optional\n"
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"remote host in either \\\\hostname or hostname: format and prefix is any of:\n"
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" root HKCR HKEY_CLASSES_ROOT (local only)\n"
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" config HKCC HKEY_CURRENT_CONFIG (local only)\n"
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" user HKCU HKEY_CURRENT_USER (local only)\n"
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" machine HKLM HKEY_LOCAL_MACHINE\n"
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" users HKU HKEY_USERS\n"
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"\n"
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"If the keyname starts with a forward slash ('/'), the forward slash is used\n"
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"as separator and the backslash can be used as escape character.\n");
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fprintf (where, ""
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"Example:\n"
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"%s list '/machine/SOFTWARE/Classes/MIME/Database/Content Type/audio\\/wav'\n", prog_name);
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}
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if (where == stderr)
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fprintf (where, "Try '%s --help' for more information.\n", prog_name);
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exit (where == stderr ? 1 : 0);
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}
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static void
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print_version ()
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{
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const char *v = strchr (version, ':');
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int len;
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if (!v)
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{
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v = "?";
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len = 1;
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}
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else
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{
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v += 2;
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len = strchr (v, ' ') - v;
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}
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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 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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void
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Fail (DWORD rv)
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{
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char *buf;
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if (!quiet)
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{
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FormatMessage (FORMAT_MESSAGE_ALLOCATE_BUFFER
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| FORMAT_MESSAGE_FROM_SYSTEM,
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0, rv, 0, (CHAR *) & buf, 0, 0);
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fprintf (stderr, "Error (%ld): %s\n", rv, buf);
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LocalFree (buf);
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}
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exit (1);
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}
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struct
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{
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const char *string;
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HKEY key;
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} wkprefixes[] =
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{
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{"root", HKEY_CLASSES_ROOT},
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{"HKCR", HKEY_CLASSES_ROOT},
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{"HKEY_CLASSES_ROOT", HKEY_CLASSES_ROOT},
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{"config", HKEY_CURRENT_CONFIG},
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{"HKCC", HKEY_CURRENT_CONFIG},
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{"HKEY_CURRENT_CONFIG", HKEY_CURRENT_CONFIG},
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{"user", HKEY_CURRENT_USER},
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{"HKCU", HKEY_CURRENT_USER},
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{"HKEY_CURRENT_USER", HKEY_CURRENT_USER},
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{"machine", HKEY_LOCAL_MACHINE},
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{"HKLM", HKEY_LOCAL_MACHINE},
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{"HKEY_LOCAL_MACHINE", HKEY_LOCAL_MACHINE},
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{"users", HKEY_USERS},
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{"HKU", HKEY_USERS},
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{"HKEY_USERS", HKEY_USERS},
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{0, 0}
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};
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void
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translate (char *key)
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{
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#define isodigit(c) (strchr("01234567", c))
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#define tooct(c) ((c)-'0')
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#define tohex(c) (strchr(_hs,tolower(c))-_hs)
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static char _hs[] = "0123456789abcdef";
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char *d = key;
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char *s = key;
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char c;
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while (*s)
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{
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if (*s == '\\')
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switch (*++s)
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{
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case 'a':
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*d++ = '\007';
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break;
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case 'b':
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*d++ = '\b';
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break;
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case 'e':
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*d++ = '\033';
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break;
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case 'f':
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*d++ = '\f';
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break;
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case 'n':
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*d++ = '\n';
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break;
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case 'r':
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*d++ = '\r';
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break;
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case 't':
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*d++ = '\t';
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break;
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case 'v':
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*d++ = '\v';
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break;
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case '0':
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case '1':
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case '2':
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case '3':
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case '4':
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case '5':
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case '6':
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case '7':
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c = tooct (*s);
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if (isodigit (s[1]))
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{
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c = (c << 3) | tooct (*++s);
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if (isodigit (s[1]))
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c = (c << 3) | tooct (*++s);
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}
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*d++ = c;
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break;
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case 'x':
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if (!isxdigit (s[1]))
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c = '0';
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else
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{
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c = tohex (*++s);
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if (isxdigit (s[1]))
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c = (c << 4) | tohex (*++s);
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}
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*d++ = c;
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break;
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default: /* before non-special char: just add the char */
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*d++ = *s;
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break;
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}
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else if (*s == '/')
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*d++ = '\\';
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else
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*d++ = *s;
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++s;
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}
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*d = '\0';
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}
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void
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find_key (int howmanyparts, REGSAM access)
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{
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HKEY base;
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int rv;
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char *n = argv[0], *e, *h, c;
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char* host = NULL;
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int i;
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if (*n == '/')
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translate (n);
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if (*n != '\\')
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{
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/* expect host:/key/value format */
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host = (char*) malloc (strlen (n) + 1);
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host[0] = host [1] = '\\';
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for (e = n, h = host + 2; *e && *e != ':'; e++, h++)
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*h = *e;
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*h = 0;
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n = e + 1;
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if (*n == '/')
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translate (n);
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}
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else if (n[0] == '\\' && n[1] == '\\')
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{
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/* expect //host/key/value format */
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host = (char*) malloc (strlen (n) + 1);
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host[0] = host[1] = '\\';
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for (e = n + 2, h = host + 2; *e && *e != '\\'; e++, h++)
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*h = *e;
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*h = 0;
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n = e;
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}
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while (*n != '\\')
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n++;
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*n++ = 0;
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for (e = n; *e && *e != '\\'; e++);
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c = *e;
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*e = 0;
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for (i = 0; wkprefixes[i].string; i++)
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if (strcmp (wkprefixes[i].string, n) == 0)
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break;
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if (!wkprefixes[i].string)
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{
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fprintf (stderr, "Unknown key prefix. Valid prefixes are:\n");
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for (i = 0; wkprefixes[i].string; i++)
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fprintf (stderr, "\t%s\n", wkprefixes[i].string);
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exit (1);
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}
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n = e;
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*e = c;
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while (*n && *n == '\\')
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n++;
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e = n + strlen (n);
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if (howmanyparts > 1)
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{
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while (n < e && *e != key_sep)
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e--;
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if (*e != key_sep)
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{
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key = wkprefixes[i].key;
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value = n;
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return;
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}
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else
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{
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*e = 0;
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value = e + 1;
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}
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}
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if (host)
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{
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rv = RegConnectRegistry (host, wkprefixes[i].key, &base);
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if (rv != ERROR_SUCCESS)
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Fail (rv);
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free (host);
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}
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else
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base = wkprefixes[i].key;
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if (n[0] == 0)
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key = base;
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else
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{
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rv = RegOpenKeyEx (base, n, 0, access, &key);
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if (rv != ERROR_SUCCESS)
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Fail (rv);
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}
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//printf("key `%s' value `%s'\n", n, value);
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}
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int
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cmd_list ()
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{
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DWORD num_subkeys, maxsubkeylen, num_values, maxvalnamelen, maxvaluelen;
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DWORD maxclasslen;
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char *subkey_name, *value_name, *class_name;
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unsigned char *value_data, *vd;
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DWORD i, j, m, n, t;
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int v;
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find_key (1, KEY_READ);
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RegQueryInfoKey (key, 0, 0, 0, &num_subkeys, &maxsubkeylen, &maxclasslen,
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&num_values, &maxvalnamelen, &maxvaluelen, 0, 0);
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subkey_name = (char *) malloc (maxsubkeylen + 1);
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class_name = (char *) malloc (maxclasslen + 1);
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value_name = (char *) malloc (maxvalnamelen + 1);
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value_data = (unsigned char *) malloc (maxvaluelen + 1);
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if (!listwhat)
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listwhat = LIST_ALL;
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if (listwhat & LIST_KEYS)
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for (i = 0; i < num_subkeys; i++)
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{
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m = maxsubkeylen + 1;
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n = maxclasslen + 1;
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RegEnumKeyEx (key, i, subkey_name, &m, 0, class_name, &n, 0);
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printf ("%s%s", subkey_name, (postfix || verbose) ? "\\" : "");
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if (verbose)
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printf (" (%s)", class_name);
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puts ("");
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}
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if (listwhat & LIST_VALS)
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for (i = 0; i < num_values; i++)
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{
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m = maxvalnamelen + 1;
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n = maxvaluelen + 1;
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RegEnumValue (key, i, value_name, &m, 0, &t, (BYTE *) value_data, &n);
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if (!verbose)
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printf ("%s\n", value_name);
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else
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{
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printf ("%s = ", value_name);
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switch (t)
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{
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case REG_BINARY:
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for (j = 0; j < 8 && j < n; j++)
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printf ("%02x ", value_data[j]);
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printf ("\n");
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break;
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case REG_DWORD:
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printf ("0x%08lx (%lu)\n", *(DWORD *) value_data,
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*(DWORD *) value_data);
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break;
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case REG_DWORD_BIG_ENDIAN:
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v = ((value_data[0] << 24)
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| (value_data[1] << 16)
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| (value_data[2] << 8) | (value_data[3]));
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printf ("0x%08x (%d)\n", v, v);
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break;
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case REG_EXPAND_SZ:
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case REG_SZ:
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printf ("\"%s\"\n", value_data);
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break;
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case REG_MULTI_SZ:
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vd = value_data;
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while (vd && *vd)
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{
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printf ("\"%s\"", vd);
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vd = vd + strlen ((const char *) vd) + 1;
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if (*vd)
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printf (", ");
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}
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printf ("\n");
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break;
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default:
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printf ("? (type %d)\n", (int) t);
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}
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}
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}
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return 0;
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}
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int
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cmd_add ()
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{
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find_key (2, KEY_ALL_ACCESS);
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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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if (rv != ERROR_SUCCESS)
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Fail (rv);
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if (verbose)
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{
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if (newtype == REG_OPENED_EXISTING_KEY)
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printf ("Key %s already exists\n", value);
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else
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printf ("Key %s created\n", value);
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}
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return 0;
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}
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int
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cmd_remove ()
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{
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find_key (2, KEY_ALL_ACCESS);
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DWORD 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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printf ("subkey %s deleted\n", value);
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return 0;
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}
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int
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cmd_check ()
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{
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find_key (1, KEY_READ);
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if (verbose)
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printf ("key %s exists\n", argv[0]);
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return 0;
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}
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int
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cmd_set ()
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{
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int i, n;
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DWORD v, rv;
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char *a = argv[1], *data;
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find_key (2, KEY_ALL_ACCESS);
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if (key_type == KT_AUTO)
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{
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char *e;
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strtoul (a, &e, 0);
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if (a[0] == '%')
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key_type = KT_EXPAND;
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else if (a[0] && !*e)
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key_type = KT_INT;
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else if (argv[2])
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key_type = KT_MULTI;
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else
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key_type = KT_STRING;
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}
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switch (key_type)
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{
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case KT_INT:
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v = strtoul (a, 0, 0);
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rv = RegSetValueEx (key, value, 0, REG_DWORD, (const BYTE *) &v,
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sizeof (v));
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break;
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case KT_STRING:
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rv = RegSetValueEx (key, value, 0, REG_SZ, (const BYTE *) a, strlen (a));
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break;
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case KT_EXPAND:
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rv = RegSetValueEx (key, value, 0, REG_EXPAND_SZ, (const BYTE *) a,
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strlen (a));
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break;
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case KT_MULTI:
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for (i = 1, n = 1; argv[i]; i++)
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n += strlen (argv[i]) + 1;
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data = (char *) malloc (n);
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for (i = 1, n = 0; argv[i]; i++)
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{
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strcpy (data + n, argv[i]);
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n += strlen (argv[i]) + 1;
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}
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data[n] = 0;
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rv = RegSetValueEx (key, value, 0, REG_MULTI_SZ, (const BYTE *) data,
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n + 1);
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break;
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case KT_AUTO:
|
|
rv = ERROR_SUCCESS;
|
|
break;
|
|
default:
|
|
rv = ERROR_INVALID_CATEGORY;
|
|
break;
|
|
}
|
|
|
|
if (rv != ERROR_SUCCESS)
|
|
Fail (rv);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
cmd_unset ()
|
|
{
|
|
find_key (2, KEY_ALL_ACCESS);
|
|
DWORD rv = RegDeleteValue (key, value);
|
|
if (rv != ERROR_SUCCESS)
|
|
Fail (rv);
|
|
if (verbose)
|
|
printf ("value %s deleted\n", value);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
cmd_get ()
|
|
{
|
|
find_key (2, KEY_READ);
|
|
DWORD vtype, dsize, rv;
|
|
char *data, *vd;
|
|
rv = RegQueryValueEx (key, value, 0, &vtype, 0, &dsize);
|
|
if (rv != ERROR_SUCCESS)
|
|
Fail (rv);
|
|
dsize++;
|
|
data = (char *) malloc (dsize);
|
|
rv = RegQueryValueEx (key, value, 0, &vtype, (BYTE *) data, &dsize);
|
|
if (rv != ERROR_SUCCESS)
|
|
Fail (rv);
|
|
switch (vtype)
|
|
{
|
|
case REG_BINARY:
|
|
fwrite (data, dsize, 0, stdout);
|
|
break;
|
|
case REG_DWORD:
|
|
printf ("%lu\n", *(DWORD *) data);
|
|
break;
|
|
case REG_SZ:
|
|
printf ("%s\n", data);
|
|
break;
|
|
case REG_EXPAND_SZ:
|
|
if (key_type == KT_EXPAND) // hack
|
|
{
|
|
char *buf;
|
|
DWORD bufsize;
|
|
bufsize = ExpandEnvironmentStrings (data, 0, 0);
|
|
buf = (char *) malloc (bufsize + 1);
|
|
ExpandEnvironmentStrings (data, buf, bufsize + 1);
|
|
data = buf;
|
|
}
|
|
printf ("%s\n", data);
|
|
break;
|
|
case REG_MULTI_SZ:
|
|
vd = data;
|
|
while (vd && *vd)
|
|
{
|
|
printf ("%s\n", vd);
|
|
vd = vd + strlen ((const char *) vd) + 1;
|
|
}
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
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},
|
|
{0, 0}
|
|
};
|
|
|
|
int
|
|
main (int argc, char **_argv)
|
|
{
|
|
int g;
|
|
|
|
prog_name = strrchr (_argv[0], '/');
|
|
if (prog_name == NULL)
|
|
prog_name = strrchr (_argv[0], '\\');
|
|
if (prog_name == NULL)
|
|
prog_name = _argv[0];
|
|
else
|
|
prog_name++;
|
|
|
|
while ((g = getopt_long (argc, _argv, opts, longopts, NULL)) != EOF)
|
|
switch (g)
|
|
{
|
|
case 'e':
|
|
key_type = KT_EXPAND;
|
|
break;
|
|
case 'k':
|
|
listwhat |= LIST_KEYS;
|
|
break;
|
|
case 'h':
|
|
usage (stdout);
|
|
case 'i':
|
|
key_type = KT_INT;
|
|
break;
|
|
case 'l':
|
|
listwhat |= LIST_VALS;
|
|
break;
|
|
case 'm':
|
|
key_type = KT_MULTI;
|
|
break;
|
|
case 'p':
|
|
postfix++;
|
|
break;
|
|
case 'q':
|
|
quiet++;
|
|
break;
|
|
case 's':
|
|
key_type = KT_STRING;
|
|
break;
|
|
case 'v':
|
|
verbose++;
|
|
break;
|
|
case 'V':
|
|
print_version ();
|
|
exit (0);
|
|
case 'K':
|
|
key_sep = *optarg;
|
|
break;
|
|
default :
|
|
usage ();
|
|
}
|
|
|
|
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;
|
|
}
|