trunk/Src/wptRegistry.cpp

/* wptRegistry.cpp - W32 Registry access
 *      Copyright (C) 2000-2005 Timo Schulz
 *
 * This file is part of WinPT.
 *
 * WinPT 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 2 
 * of the License, or (at your option) any later version.
 *  
 * WinPT 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 WinPT; if not, write to the Free Software Foundation, 
 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <windows.h>
#include <windows.h>
#include <stdio.h>

#include "wptErrors.h"
#include "wptW32API.h"
#include "wptGPG.h"
#include "wptRegistry.h"
#include "wptKeyserver.h"
#include "wptTypes.h"
#include "wptNLS.h"
#include "wptVersion.h"

#define rc_ok(rc) ((rc) == ERROR_SUCCESS)

struct reg_hotkey_s reg_hotkeys[] = {
    {"ClipEncrypt", NULL, 0},
    {"ClipDecrypt", NULL, 0},
    {"ClipSign",    NULL, 0},
    {"ClipSignEnc", NULL, 0},
    {"CwsEncrypt",  NULL, 0},
    {"CwsDecrypt",  NULL, 0},
    {"CwsSign",     NULL, 0},
    {"CwsSignEnc",  NULL, 0},
    {0}
};

winpt_reg_prefs_s reg_prefs;

#define WINPT_REG "Software\\WinPT"


void
free_reg_prefs (void)
{
    free_if_alloc (reg_prefs.backup.path);
    free_if_alloc (reg_prefs.kserv_conf);
    free_if_alloc (reg_prefs.homedir);
    memset (&reg_prefs, 0, sizeof reg_prefs);
} /* free_reg_prefs */


/* Register the given WinPT filetype. */
static int
regist_single_filetype (gpg_filetype *gfile)
{
    char icon[256], prog[256];
    
    memset (&icon, 0, sizeof (icon));
    GetModuleFileName (glob_hinst, prog, sizeof (prog)-1);
    _snprintf (icon, sizeof (icon) -1, "%s,%d", prog, gfile->nicon);
    return create_file_type (prog, gfile->ext, gfile->descr, icon);
} /* regist_single_filetype */


/* Install the GPG related into the W32 resgistry, if the entry already
   exists the function returns immediately. */
int
regist_inst_gnupg (int create_mokey)
{
    int rc;
    HKEY reg;

    rc = RegOpenKeyEx( HKEY_CURRENT_USER, "Software\\GNU\\GnuPG", 0, KEY_READ, &reg );  
    if( rc_ok( rc ) ) {
        RegCloseKey( reg );
        return 0;       
    }
    rc = RegCreateKey( HKEY_CURRENT_USER, "Software\\GNU\\GnuPG", &reg );
    if( !rc_ok( rc ) )          
        return WPTERR_REGISTRY; 
    RegCloseKey( reg );
    if( create_mokey ) {
        rc = RegOpenKeyEx( HKEY_CURRENT_USER,  "Control Panel\\MingW32\\NLS", 0, KEY_READ, &reg );
        if( rc_ok( rc ) ) {
            RegCloseKey( reg );
            return 0;   
        }
        rc = RegCreateKey( HKEY_CURRENT_USER, "Control Panel\\MingW32\\NLS", &reg );
        if( !rc_ok( rc ) )
            return WPTERR_REGISTRY;     
        RegCloseKey( reg );
    }

    return 0;
} /* regist_inst_gpg */


/* Install WinPT into the W32 registry, if the entry already 
   exists the function returns immediately.*/
int
regist_inst_winpt (int with_ext, int * created)
{
    HKEY reg;
    char * p = NULL;
    int rc, i, id, n = 0;

    if( created )
        *created = 0;

    p = get_reg_entry (HKEY_CURRENT_USER, WINPT_REG, "Extensions");
    if (p && *p == '1')
        with_ext = 0;
    free_if_alloc( p );

    if( with_ext ) {
        id = msg_box( NULL, _("WinPT can register some GPG file types for you so they can "
                              "be processed with a double click in the explorer.\n"
                              "Do you want to continue?"), _("WinPT"), MB_YESNO|MB_INFO );
        if( id == IDNO ) {
            set_reg_entry( HKEY_CURRENT_USER, WINPT_REG, "Extensions", "1" );
            goto start;
        }
        for( i = 0; gpg_filetypes[i].ext; i++ ) {
            rc = RegOpenKeyEx( HKEY_CLASSES_ROOT, gpg_filetypes[i].ext, 0, KEY_READ, &reg );
            if( rc_ok( rc ) ) {
                RegCloseKey( reg );
                id = log_box( _("WinPT WARNING"), MB_YESNO|MB_INFO, 
                              _("It seems there was already a '%s' file type registered by another application.\n"
                                "Do you want to overwrite it?"), gpg_filetypes[i].ext );
                if( id == IDNO )
                    continue;
            }
            regist_single_filetype( &gpg_filetypes[i] );
            n++;
        }
    }
        
start:
    rc = RegOpenKeyEx( HKEY_CURRENT_USER, WINPT_REG, 0, KEY_READ, &reg );
    if( rc_ok( rc ) ) { 
        RegCloseKey( reg );
        rc = RegOpenKeyEx( HKEY_CURRENT_USER, WINPT_REG"\\Keyserver", 0, KEY_READ, &reg );
        if( !rc_ok( rc ) ) {
            RegCreateKey( HKEY_CURRENT_USER, WINPT_REG"\\Keyserver", &reg );
            RegCloseKey( reg );
        }
        p = get_reg_entry_keyserver ("Default");
        if (!p) {
            char buf[16];
            sprintf (buf, "%d", HKP_PORT);
            set_reg_entry_keyserver ("Default_Port", buf);
            set_reg_entry_keyserver ("Default", DEF_HKP_KEYSERVER);
        }
        free_if_alloc( p );
        if( n )
            set_reg_entry( HKEY_CURRENT_USER, WINPT_REG, "Extensions", "1" );
        return 0;
    }
    rc = RegCreateKey( HKEY_CURRENT_USER, WINPT_REG, &reg );
    if( !rc_ok( rc ) )
        return WPTERR_REGISTRY;
    if( created )
        *created = 1;
    RegCloseKey( reg );
    if( n )
        set_reg_entry( HKEY_CURRENT_USER, WINPT_REG, "Extensions", "1" );
    return 0;
} /* regist_inst_winpt */


/* Create a new filetype in the W32 registry.
   We should really care of errors! Otherwise we can damage the registry! */
int
create_file_type( const char *exefile, const char *ext, const char *extname, char *iconfile )
{
    int rc;
    HKEY reg = NULL;
    char deficon[256], defexec[256], p_exefile[256];
    
    
    rc = RegCreateKey( HKEY_CLASSES_ROOT, ext, &reg );
    if( rc_ok( rc ) ) 
        rc = RegSetValueEx( reg, NULL, 0, REG_SZ, (byte *)extname, strlen( extname ) );
    if( rc_ok( rc ) )
        rc = RegCloseKey( reg );
    if( rc_ok( rc ) )    
        rc = RegCreateKey( HKEY_CLASSES_ROOT, extname, &reg );
    if( rc_ok( rc ) )
        rc = RegSetValueEx( reg, NULL, 0, REG_SZ, (byte *) extname, strlen( extname ) );
    if( rc_ok( rc ) )
        rc = RegCloseKey( reg );
    if( !rc_ok( rc ) ) {
        rc = WPTERR_REGISTRY;
        goto leave;
    }
    
    memset( &deficon, 0, sizeof deficon );
    _snprintf( deficon, sizeof deficon - 1, "%s\\DefaultIcon", extname );
    memset( &defexec, 0, sizeof defexec );
    _snprintf( defexec, sizeof defexec - 1, "%s\\shell\\open\\command", extname );      
    memset( &p_exefile, 0, sizeof p_exefile );
    _snprintf( p_exefile, sizeof p_exefile - 1, "%s %%1", exefile );
    
    rc = RegCreateKey( HKEY_CLASSES_ROOT, deficon, &reg );
    if( rc_ok( rc ) )
        rc = RegSetValueEx(reg, NULL, 0, REG_SZ, (byte *)iconfile, strlen( iconfile ) );
    if( rc_ok( rc ) )
        rc = RegCloseKey( reg );
    if( rc_ok( rc ) )
        rc = RegCreateKey( HKEY_CLASSES_ROOT, defexec, &reg );
    if( rc_ok( rc ) )
        rc = RegSetValueEx( reg, NULL, 0, REG_SZ, (byte *)p_exefile, strlen( exefile ) );
    if( rc_ok( rc ) )
        rc = RegCloseKey( reg );
    if( !rc_ok( rc ) ) {
        rc = WPTERR_REGISTRY;
        goto leave;     
    }
    
leave:
    if( reg )
        RegCloseKey( reg );
    return rc;
} /* create_file_type */


/* Expand a string with %foo% entries so that %foo% will
   be replaced with its actual value. */
static char *
expand_path (const char *path)
{
    DWORD len;
    char *p;

    len = ExpandEnvironmentStrings (path, NULL, 0);
    if (!len)
        return NULL;
    len += 1;
    p = new char[len+1];
    if( !p )
        return NULL;
    len = ExpandEnvironmentStrings (path, p, len);
    if (!len) {
        free_if_alloc (p);
        return NULL;
    }
    return p; 
} /* expand_path */


/* Retrieve a registry entry with the directory given in @dir
   and the key given in @key.
   Return value is the value or NULL otherwise. */
char*
get_reg_entry (HKEY root_key, const char * dir, const char * key)
{
    int rc;
    char text[384] = {0};
    DWORD nbytes, type, n1 = 0;
    HKEY reg_key = NULL;
    char * p = NULL, * tmp = NULL;
    
    rc = RegOpenKeyEx (root_key, dir, 0, KEY_QUERY_VALUE, &reg_key);
    if( !rc_ok( rc ) )
        goto leave;
    nbytes = sizeof (text) - 1;
    type = REG_SZ;
    
    rc = RegQueryValueEx (reg_key, key, 0, &type, (BYTE *)&text, &nbytes);
    if (!rc_ok (rc) || !nbytes)
        goto leave;
    
    if (type == REG_EXPAND_SZ && strchr (text, '%'))
        p = expand_path (text);
    else {
        p = new char[nbytes + 1];
        if (!p)
            BUG (0);
        memcpy (p, text, nbytes);
        p[nbytes] = '\0';
    }
    
leave:
    if (reg_key)
        RegCloseKey (reg_key);
    return p;
}


/* XXX: use REG_EXPAND_SZ to support multi user environments.
        keep this type and do not overwrite it with REG_SZ. */ 

/* Set a registry entry. */
int
set_reg_entry (HKEY root_key, const char *dir, const char *key,
               const char *value)
{
    int rc = 0;
    HKEY reg_key;

    rc = RegOpenKeyEx( root_key, dir, 0, KEY_WRITE, &reg_key );
    if( !rc_ok( rc ) )
        return WPTERR_REGISTRY;
    rc = RegSetValueEx( reg_key, key, 0, REG_SZ, (BYTE *)value, strlen( value ) );
    if( !rc_ok( rc ) )
        rc = WPTERR_REGISTRY;   
    RegCloseKey( reg_key );
    return rc;
} /* set_reg_entry */


int
set_reg_key( HKEY root_key, const char * dir, const char * key,
             const char * value )
{
    int rc = 0;
    HKEY reg_key;
    
    rc = RegOpenKeyEx( root_key, dir, 0, KEY_WRITE, &reg_key );
    if( !rc_ok( rc ) )
        return WPTERR_REGISTRY;
    
    rc = RegSetValueEx( reg_key, key, 0, REG_SZ, (BYTE *)value, strlen( value ) );      
    if( !rc_ok( rc ) ) {        
        if ( RegCreateKey( root_key, key, &reg_key ) != ERROR_SUCCESS ) {
            rc = WPTERR_REGISTRY; 
            goto leave;
        }
        rc = RegSetValueEx( reg_key, key, 0, REG_SZ, (BYTE *)value, strlen( value ) );          
        if ( !rc_ok( rc ) )
            rc = WPTERR_REGISTRY;
    }
    
leave:
    RegCloseKey( reg_key );
    return rc;
} /* set_reg_key */


int
set_reg_entry_gpg (const char * key, const char * value)
{       
    return set_reg_entry (HKEY_CURRENT_USER, "Software\\GNU\\GnuPG", key, value);
}


int
set_reg_entry_mo (const char * value)
{       
    return set_reg_entry (HKEY_CURRENT_USER, "Control Panel\\Mingw32\\NLS", 
                          "MODir", value);
}


char *
get_reg_entry_gpg (const char *key)
{
    return get_reg_entry (HKEY_CURRENT_USER, "Software\\GNU\\GnuPG", key);
}


char *
get_reg_entry_mo(void)
{       
    return get_reg_entry(HKEY_CURRENT_USER, 
                         "Control Panel\\Mingw32\\NLS", "MODir");
}


/* All valid configuration commands. */
static const char * cfg [] = {
        NULL,
        "CacheTime",
        "WordWrap",
        "FastMode",
        "Viewer",
        "KeylistMode",
        "WipeMode",
        "AlwaysTrust",
        "AutoBackup",
        "BackupMode",
        "DisableHotkeys",       
        "NoCompressMultiMedia", 
        "Expert",
        "FMProgressBar",
    };


int
set_reg_winpt_single (int id, int val)
{
    char buf[64];
    int rc;

    sprintf (buf, "%d", val);
    rc = set_reg_entry (HKEY_CURRENT_USER, WINPT_REG, cfg[id], buf);
    return rc;
}


int
get_reg_winpt_single (int id)
{
    char * buf = NULL;
    int val = 0;

    buf = get_reg_entry (HKEY_CURRENT_USER, WINPT_REG, cfg[id]);
    if (buf && *buf != ' ')
        val = 1;
    else if (!buf)
        val = -1;
    free_if_alloc (buf);
    return val;
}


/* Saves the winpt preferences in the registry. */
int
set_reg_winpt_prefs (winpt_reg_prefs_s * opt)
{
    char buf[128];
    int rc = 0, i;

    for (i=1; i < DIM (cfg); i++) {
        switch (i) {
        case CFG_CACHETIME:
            sprintf (buf, "%d", opt->cache_time);
            break;
        case CFG_WORDWRAP:
            sprintf (buf, "%d", opt->word_wrap);
            break;
        case CFG_WIPEMODE:
            sprintf (buf, "%d", opt->wipe_mode);
            break;
        case CFG_FASTMODE:
            sprintf (buf, "%d", opt->use_tmpfiles);
            break;
        case CFG_NOZIP_MMEDIA:
            sprintf (buf, "%d", opt->no_zip_mmedia);
            break;
        case CFG_VIEWER:
            sprintf (buf, "%d", opt->use_viewer);
            break;
        case CFG_KEYLISTMODE:
            sprintf (buf, "%d", opt->keylist_mode);
            break;
        case CFG_ALWAYSTRUST:
            sprintf (buf, "%d", opt->always_trust);
            break;
        case CFG_AUTOBACKUP:
            sprintf (buf, "%d", opt->auto_backup);
            break;
        case CFG_AUTOBAKMODE:
            sprintf (buf, "%d", opt->backup.mode);
            break;
        case CFG_DISHOTKEYS:
            sprintf (buf, "%d", opt->no_hotkeys);
            break;
        case CFG_EXPERT:
            sprintf (buf, "%d", opt->expert);
            break;

        case CFG_FM_PROGRESS:
            sprintf (buf, "%d", opt->fm.progress);
            break;
        }
        rc = set_reg_entry (HKEY_CURRENT_USER, WINPT_REG, cfg[i], buf);
        if (rc)
            goto leave;
    }

    if (opt->backup.path) {
        rc = set_reg_entry (HKEY_CURRENT_USER, WINPT_REG, "BackupPath",
                            opt->backup.path);
        if (rc)
            goto leave;
    }
    if (opt->kserv_conf) {
        rc = set_reg_entry (HKEY_CURRENT_USER, WINPT_REG, "KeyserverConfig",
                            opt->kserv_conf);
        if (rc)
            goto leave;
    }

    for (i=0; reg_hotkeys[i].reg_entry; i++) {
        strcpy (buf, " ");
        if (reg_hotkeys[i].enabled)
            strcpy (buf, reg_hotkeys[i].key);
        rc = set_reg_key (HKEY_CURRENT_USER, WINPT_REG, 
                          reg_hotkeys[i].reg_entry, buf);
        if (rc)
            break;
    }
    
leave:
    if (rc) {
        msg_box (NULL, _("Could not write to Registry."), _("Preferences"), MB_ERR);
        return rc;
    }
    return 0;
}


int
set_reg_winpt_flag (const char * name, int val)
{
    return set_reg_entry (HKEY_CURRENT_USER, WINPT_REG, name, val? "1" : "0");
} /* set_reg_winpt_flag */


int
get_reg_winpt_flag (const char * name)
{
    char * buf;
    int flag = 0;

    buf = get_reg_entry (HKEY_CURRENT_USER, WINPT_REG, name);
    if (buf && buf[0] == '1')
        flag = 1;
    else if (!buf || buf && buf[0] != '0')
        flag = -1;
    free_if_alloc (buf);
    return flag;
} /* get_reg_winpt_flag */


/* Retrieve the winpt preferences from the registry. */
int
get_reg_winpt_prefs (winpt_reg_prefs_s * opt)
{
    char * val = NULL;
    int i;

    for (i=1; i < DIM (cfg); i++) {
        val = get_reg_entry (HKEY_CURRENT_USER, WINPT_REG, cfg[i]);
        if (!val || *val == ' ') {
            free_if_alloc (val);
            continue;
        }
        switch (i) {
        case CFG_CACHETIME:
            opt->cache_time = atol (val);
            /* We do NOT support passphrase caching for more than an hour.
             * Perhaps we should allow it, but for now we silently drop this.
             */
            if (opt->cache_time > 3600)
                opt->cache_time = 3600;
            break;
        case CFG_WORDWRAP:
            opt->word_wrap = atol (val);
            break;
        case CFG_FASTMODE:
            opt->use_tmpfiles = atol (val);
            break;
        case CFG_NOZIP_MMEDIA:
            opt->no_zip_mmedia = atol (val);
            break;
        case CFG_VIEWER:
            opt->use_viewer = atol (val);
            break;
        case CFG_KEYLISTMODE:
            opt->keylist_mode = atol (val);
            break;
        case CFG_WIPEMODE:
            opt->wipe_mode = atol (val);
            break;
        case CFG_DISHOTKEYS:
            opt->no_hotkeys = atol (val);
            break;
        case CFG_ALWAYSTRUST:
            opt->always_trust = atol (val);
            break;
        case CFG_AUTOBACKUP:
            opt->auto_backup = atol (val);
            break;
        case CFG_AUTOBAKMODE:
            opt->backup.mode = atol (val);
            break;
        case CFG_EXPERT:
            opt->expert = atol (val);
            break;

        case CFG_FM_PROGRESS:
            opt->fm.progress = atol (val);
            break;
        }
        free_if_alloc (val);
    }    

    val = get_reg_entry (HKEY_CURRENT_USER, WINPT_REG, "BackupPath");
    if (val && val[0] != ' ')
        opt->backup.path = m_strdup (val);
    free_if_alloc (val);

    val = get_reg_entry (HKEY_CURRENT_USER, WINPT_REG, "KeyserverConfig");
    if (val && val[0] != ' ')
        opt->kserv_conf = m_strdup (val);
    free_if_alloc (val);
    
    for (i=0; reg_hotkeys[i].reg_entry; i++) {
        val = get_reg_entry (HKEY_CURRENT_USER, WINPT_REG, reg_hotkeys[i].reg_entry);
        if (val && val[0] != ' ') {
            reg_hotkeys[i].key[0] = *val;
            reg_hotkeys[i].enabled = 1;
        }
        else
            reg_hotkeys[i].enabled = 0;
        free_if_alloc (val);
    }
    return 0;
} /* get_reg_winpt_prefs */


char*
get_reg_entry_keyserver (const char *name)
{
    char * p = get_reg_entry (HKEY_CURRENT_USER, WINPT_REG"\\Keyserver", name);
    if (p && !strcmp (p, "")) {
        free_if_alloc (p);
        return NULL;
    }
    return p;
}


void
get_reg_proxy_prefs (char ** host, int * port, char ** user, char ** pass)
{
    if (host)
        *host = get_reg_entry_keyserver ("Host");
    if (user)
        *user = get_reg_entry_keyserver ("User");
    if (pass)
        *pass = get_reg_entry_keyserver ("Pass");
    if (port) {
        char * p = get_reg_entry_keyserver ("Port");
        if (p) {
            *port = atol (p);
            free_if_alloc (p);
        }
    }
} /* get_reg_proxy_prefs */


int
set_reg_entry_keyserver( const char * name, const char * val )
{
    return set_reg_entry( HKEY_CURRENT_USER, WINPT_REG"\\Keyserver", name, val );
} /* set_reg_entry_keyserver */


int
set_reg_proxy_prefs( const char * host, int port, const char * user, const char * pass )
{
    int rc;
    
    rc = set_reg_entry_keyserver( "Host", host? host : "" );
    if( !rc ) {
        char buf[32];
        sprintf( buf, "%d", port );
        rc = set_reg_entry_keyserver( "Port", buf );
    }
    if( !rc )
        rc = set_reg_entry_keyserver( "User", user? user : "" );
    if( !rc )
        rc = set_reg_entry_keyserver( "Pass", pass? pass : "" );
    return rc;
} /* set_reg_proxy_prefs */
1	werner	36	/* wptRegistry.cpp - W32 Registry access
2			* Copyright (C) 2000-2005 Timo Schulz
3			*
4			* This file is part of WinPT.
5			*
6			* WinPT is free software; you can redistribute it and/or
7			* modify it under the terms of the GNU General Public License
8			* as published by the Free Software Foundation; either version 2
9			* of the License, or (at your option) any later version.
10			*
11			* WinPT is distributed in the hope that it will be useful,
12			* but WITHOUT ANY WARRANTY; without even the implied warranty of
13			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14			* General Public License for more details.
15			*
16			* You should have received a copy of the GNU General Public License
17			* along with WinPT; if not, write to the Free Software Foundation,
18			* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19			*/
20
21			#ifdef HAVE_CONFIG_H
22			#include <config.h>
23			#endif
24
25			#include <windows.h>
26			#include <windows.h>
27			#include <stdio.h>
28
29			#include "wptErrors.h"
30			#include "wptW32API.h"
31			#include "wptGPG.h"
32			#include "wptRegistry.h"
33			#include "wptKeyserver.h"
34			#include "wptTypes.h"
35			#include "wptNLS.h"
36			#include "wptVersion.h"
37
38			#define rc_ok(rc) ((rc) == ERROR_SUCCESS)
39
40			struct reg_hotkey_s reg_hotkeys[] = {
41			{"ClipEncrypt", NULL, 0},
42			{"ClipDecrypt", NULL, 0},
43			{"ClipSign", NULL, 0},
44			{"ClipSignEnc", NULL, 0},
45			{"CwsEncrypt", NULL, 0},
46			{"CwsDecrypt", NULL, 0},
47			{"CwsSign", NULL, 0},
48			{"CwsSignEnc", NULL, 0},
49			{0}
50			};
51
52			winpt_reg_prefs_s reg_prefs;
53
54			#define WINPT_REG "Software\\WinPT"
55
56
57			void
58			free_reg_prefs (void)
59			{
60			free_if_alloc (reg_prefs.backup.path);
61			free_if_alloc (reg_prefs.kserv_conf);
62			free_if_alloc (reg_prefs.homedir);
63			memset (&reg_prefs, 0, sizeof reg_prefs);
64			} /* free_reg_prefs */
65
66
67			/* Register the given WinPT filetype. */
68			static int
69			regist_single_filetype (gpg_filetype *gfile)
70			{
71			char icon[256], prog[256];
72
73			memset (&icon, 0, sizeof (icon));
74			GetModuleFileName (glob_hinst, prog, sizeof (prog)-1);
75			_snprintf (icon, sizeof (icon) -1, "%s,%d", prog, gfile->nicon);
76			return create_file_type (prog, gfile->ext, gfile->descr, icon);
77			} /* regist_single_filetype */
78
79
80			/* Install the GPG related into the W32 resgistry, if the entry already
81			exists the function returns immediately. */
82			int
83			regist_inst_gnupg (int create_mokey)
84			{
85			int rc;
86			HKEY reg;
87
88			rc = RegOpenKeyEx( HKEY_CURRENT_USER, "Software\\GNU\\GnuPG", 0, KEY_READ, &reg );
89			if( rc_ok( rc ) ) {
90			RegCloseKey( reg );
91			return 0;
92			}
93			rc = RegCreateKey( HKEY_CURRENT_USER, "Software\\GNU\\GnuPG", &reg );
94			if( !rc_ok( rc ) )
95			return WPTERR_REGISTRY;
96			RegCloseKey( reg );
97			if( create_mokey ) {
98			rc = RegOpenKeyEx( HKEY_CURRENT_USER, "Control Panel\\MingW32\\NLS", 0, KEY_READ, &reg );
99			if( rc_ok( rc ) ) {
100			RegCloseKey( reg );
101			return 0;
102			}
103			rc = RegCreateKey( HKEY_CURRENT_USER, "Control Panel\\MingW32\\NLS", &reg );
104			if( !rc_ok( rc ) )
105			return WPTERR_REGISTRY;
106			RegCloseKey( reg );
107			}
108
109			return 0;
110			} /* regist_inst_gpg */
111
112
113			/* Install WinPT into the W32 registry, if the entry already
114			exists the function returns immediately.*/
115			int
116			regist_inst_winpt (int with_ext, int * created)
117			{
118			HKEY reg;
119			char * p = NULL;
120			int rc, i, id, n = 0;
121
122			if( created )
123			*created = 0;
124
125			p = get_reg_entry (HKEY_CURRENT_USER, WINPT_REG, "Extensions");
126			if (p && *p == '1')
127			with_ext = 0;
128			free_if_alloc( p );
129
130			if( with_ext ) {
131			id = msg_box( NULL, _("WinPT can register some GPG file types for you so they can "
132			"be processed with a double click in the explorer.\n"
133			"Do you want to continue?"), _("WinPT"), MB_YESNO\|MB_INFO );
134			if( id == IDNO ) {
135			set_reg_entry( HKEY_CURRENT_USER, WINPT_REG, "Extensions", "1" );
136			goto start;
137			}
138			for( i = 0; gpg_filetypes[i].ext; i++ ) {
139			rc = RegOpenKeyEx( HKEY_CLASSES_ROOT, gpg_filetypes[i].ext, 0, KEY_READ, &reg );
140			if( rc_ok( rc ) ) {
141			RegCloseKey( reg );
142			id = log_box( _("WinPT WARNING"), MB_YESNO\|MB_INFO,
143			_("It seems there was already a '%s' file type registered by another application.\n"
144			"Do you want to overwrite it?"), gpg_filetypes[i].ext );
145			if( id == IDNO )
146			continue;
147			}
148			regist_single_filetype( &gpg_filetypes[i] );
149			n++;
150			}
151			}
152
153			start:
154			rc = RegOpenKeyEx( HKEY_CURRENT_USER, WINPT_REG, 0, KEY_READ, &reg );
155			if( rc_ok( rc ) ) {
156			RegCloseKey( reg );
157			rc = RegOpenKeyEx( HKEY_CURRENT_USER, WINPT_REG"\\Keyserver", 0, KEY_READ, &reg );
158			if( !rc_ok( rc ) ) {
159			RegCreateKey( HKEY_CURRENT_USER, WINPT_REG"\\Keyserver", &reg );
160			RegCloseKey( reg );
161			}
162			p = get_reg_entry_keyserver ("Default");
163			if (!p) {
164			char buf[16];
165			sprintf (buf, "%d", HKP_PORT);
166			set_reg_entry_keyserver ("Default_Port", buf);
167			set_reg_entry_keyserver ("Default", DEF_HKP_KEYSERVER);
168			}
169			free_if_alloc( p );
170			if( n )
171			set_reg_entry( HKEY_CURRENT_USER, WINPT_REG, "Extensions", "1" );
172			return 0;
173			}
174			rc = RegCreateKey( HKEY_CURRENT_USER, WINPT_REG, &reg );
175			if( !rc_ok( rc ) )
176			return WPTERR_REGISTRY;
177			if( created )
178			*created = 1;
179			RegCloseKey( reg );
180			if( n )
181			set_reg_entry( HKEY_CURRENT_USER, WINPT_REG, "Extensions", "1" );
182			return 0;
183			} /* regist_inst_winpt */
184
185
186			/* Create a new filetype in the W32 registry.
187			We should really care of errors! Otherwise we can damage the registry! */
188			int
189			create_file_type( const char exefile, const char ext, const char extname, char iconfile )
190			{
191			int rc;
192			HKEY reg = NULL;
193			char deficon[256], defexec[256], p_exefile[256];
194
195
196			rc = RegCreateKey( HKEY_CLASSES_ROOT, ext, &reg );
197			if( rc_ok( rc ) )
198			rc = RegSetValueEx( reg, NULL, 0, REG_SZ, (byte *)extname, strlen( extname ) );
199			if( rc_ok( rc ) )
200			rc = RegCloseKey( reg );
201			if( rc_ok( rc ) )
202			rc = RegCreateKey( HKEY_CLASSES_ROOT, extname, &reg );
203			if( rc_ok( rc ) )
204			rc = RegSetValueEx( reg, NULL, 0, REG_SZ, (byte *) extname, strlen( extname ) );
205			if( rc_ok( rc ) )
206			rc = RegCloseKey( reg );
207			if( !rc_ok( rc ) ) {
208			rc = WPTERR_REGISTRY;
209			goto leave;
210			}
211
212			memset( &deficon, 0, sizeof deficon );
213			_snprintf( deficon, sizeof deficon - 1, "%s\\DefaultIcon", extname );
214			memset( &defexec, 0, sizeof defexec );
215			_snprintf( defexec, sizeof defexec - 1, "%s\\shell\\open\\command", extname );
216			memset( &p_exefile, 0, sizeof p_exefile );
217			_snprintf( p_exefile, sizeof p_exefile - 1, "%s %%1", exefile );
218
219			rc = RegCreateKey( HKEY_CLASSES_ROOT, deficon, &reg );
220			if( rc_ok( rc ) )
221			rc = RegSetValueEx(reg, NULL, 0, REG_SZ, (byte *)iconfile, strlen( iconfile ) );
222			if( rc_ok( rc ) )
223			rc = RegCloseKey( reg );
224			if( rc_ok( rc ) )
225			rc = RegCreateKey( HKEY_CLASSES_ROOT, defexec, &reg );
226			if( rc_ok( rc ) )
227			rc = RegSetValueEx( reg, NULL, 0, REG_SZ, (byte *)p_exefile, strlen( exefile ) );
228			if( rc_ok( rc ) )
229			rc = RegCloseKey( reg );
230			if( !rc_ok( rc ) ) {
231			rc = WPTERR_REGISTRY;
232			goto leave;
233			}
234
235			leave:
236			if( reg )
237			RegCloseKey( reg );
238			return rc;
239			} /* create_file_type */
240
241
242			/* Expand a string with %foo% entries so that %foo% will
243			be replaced with its actual value. */
244			static char *
245			expand_path (const char *path)
246			{
247			DWORD len;
248			char *p;
249
250			len = ExpandEnvironmentStrings (path, NULL, 0);
251			if (!len)
252			return NULL;
253			len += 1;
254			p = new char[len+1];
255			if( !p )
256			return NULL;
257			len = ExpandEnvironmentStrings (path, p, len);
258			if (!len) {
259			free_if_alloc (p);
260			return NULL;
261			}
262			return p;
263			} /* expand_path */
264
265
266			/* Retrieve a registry entry with the directory given in @dir
267			and the key given in @key.
268			Return value is the value or NULL otherwise. */
269			char*
270			get_reg_entry (HKEY root_key, const char * dir, const char * key)
271			{
272			int rc;
273			char text[384] = {0};
274			DWORD nbytes, type, n1 = 0;
275			HKEY reg_key = NULL;
276			char * p = NULL, * tmp = NULL;
277
278			rc = RegOpenKeyEx (root_key, dir, 0, KEY_QUERY_VALUE, &reg_key);
279			if( !rc_ok( rc ) )
280			goto leave;
281			nbytes = sizeof (text) - 1;
282			type = REG_SZ;
283
284			rc = RegQueryValueEx (reg_key, key, 0, &type, (BYTE *)&text, &nbytes);
285			if (!rc_ok (rc) \|\| !nbytes)
286			goto leave;
287
288			if (type == REG_EXPAND_SZ && strchr (text, '%'))
289			p = expand_path (text);
290			else {
291			p = new char[nbytes + 1];
292			if (!p)
293			BUG (0);
294			memcpy (p, text, nbytes);
295			p[nbytes] = '\0';
296			}
297
298			leave:
299			if (reg_key)
300			RegCloseKey (reg_key);
301			return p;
302			}
303
304
305			/* XXX: use REG_EXPAND_SZ to support multi user environments.
306			keep this type and do not overwrite it with REG_SZ. */
307
308			/* Set a registry entry. */
309			int
310			set_reg_entry (HKEY root_key, const char dir, const char key,
311			const char *value)
312			{
313			int rc = 0;
314			HKEY reg_key;
315
316			rc = RegOpenKeyEx( root_key, dir, 0, KEY_WRITE, &reg_key );
317			if( !rc_ok( rc ) )
318			return WPTERR_REGISTRY;
319			rc = RegSetValueEx( reg_key, key, 0, REG_SZ, (BYTE *)value, strlen( value ) );
320			if( !rc_ok( rc ) )
321			rc = WPTERR_REGISTRY;
322			RegCloseKey( reg_key );
323			return rc;
324			} /* set_reg_entry */
325
326
327			int
328			set_reg_key( HKEY root_key, const char * dir, const char * key,
329			const char * value )
330			{
331			int rc = 0;
332			HKEY reg_key;
333
334			rc = RegOpenKeyEx( root_key, dir, 0, KEY_WRITE, &reg_key );
335			if( !rc_ok( rc ) )
336			return WPTERR_REGISTRY;
337
338			rc = RegSetValueEx( reg_key, key, 0, REG_SZ, (BYTE *)value, strlen( value ) );
339			if( !rc_ok( rc ) ) {
340			if ( RegCreateKey( root_key, key, &reg_key ) != ERROR_SUCCESS ) {
341			rc = WPTERR_REGISTRY;
342			goto leave;
343			}
344			rc = RegSetValueEx( reg_key, key, 0, REG_SZ, (BYTE *)value, strlen( value ) );
345			if ( !rc_ok( rc ) )
346			rc = WPTERR_REGISTRY;
347			}
348
349			leave:
350			RegCloseKey( reg_key );
351			return rc;
352			} /* set_reg_key */
353
354
355			int
356			set_reg_entry_gpg (const char * key, const char * value)
357			{
358			return set_reg_entry (HKEY_CURRENT_USER, "Software\\GNU\\GnuPG", key, value);
359			}
360
361
362			int
363			set_reg_entry_mo (const char * value)
364			{
365			return set_reg_entry (HKEY_CURRENT_USER, "Control Panel\\Mingw32\\NLS",
366			"MODir", value);
367			}
368
369
370			char *
371			get_reg_entry_gpg (const char *key)
372			{
373			return get_reg_entry (HKEY_CURRENT_USER, "Software\\GNU\\GnuPG", key);
374			}
375
376
377			char *
378			get_reg_entry_mo(void)
379			{
380			return get_reg_entry(HKEY_CURRENT_USER,
381			"Control Panel\\Mingw32\\NLS", "MODir");
382			}
383
384
385			/* All valid configuration commands. */
386			static const char * cfg [] = {
387			NULL,
388			"CacheTime",
389			"WordWrap",
390			"FastMode",
391			"Viewer",
392			"KeylistMode",
393			"WipeMode",
394			"AlwaysTrust",
395			"AutoBackup",
396			"BackupMode",
397			"DisableHotkeys",
398			"NoCompressMultiMedia",
399			"Expert",
400			"FMProgressBar",
401			};
402
403
404			int
405			set_reg_winpt_single (int id, int val)
406			{
407			char buf[64];
408			int rc;
409
410			sprintf (buf, "%d", val);
411			rc = set_reg_entry (HKEY_CURRENT_USER, WINPT_REG, cfg[id], buf);
412			return rc;
413			}
414
415
416			int
417			get_reg_winpt_single (int id)
418			{
419			char * buf = NULL;
420			int val = 0;
421
422			buf = get_reg_entry (HKEY_CURRENT_USER, WINPT_REG, cfg[id]);
423			if (buf && *buf != ' ')
424			val = 1;
425			else if (!buf)
426			val = -1;
427			free_if_alloc (buf);
428			return val;
429			}
430
431
432			/* Saves the winpt preferences in the registry. */
433			int
434			set_reg_winpt_prefs (winpt_reg_prefs_s * opt)
435			{
436			char buf[128];
437			int rc = 0, i;
438
439			for (i=1; i < DIM (cfg); i++) {
440			switch (i) {
441			case CFG_CACHETIME:
442			sprintf (buf, "%d", opt->cache_time);
443			break;
444			case CFG_WORDWRAP:
445			sprintf (buf, "%d", opt->word_wrap);
446			break;
447			case CFG_WIPEMODE:
448			sprintf (buf, "%d", opt->wipe_mode);
449			break;
450			case CFG_FASTMODE:
451			sprintf (buf, "%d", opt->use_tmpfiles);
452			break;
453			case CFG_NOZIP_MMEDIA:
454			sprintf (buf, "%d", opt->no_zip_mmedia);
455			break;
456			case CFG_VIEWER:
457			sprintf (buf, "%d", opt->use_viewer);
458			break;
459			case CFG_KEYLISTMODE:
460			sprintf (buf, "%d", opt->keylist_mode);
461			break;
462			case CFG_ALWAYSTRUST:
463			sprintf (buf, "%d", opt->always_trust);
464			break;
465			case CFG_AUTOBACKUP:
466			sprintf (buf, "%d", opt->auto_backup);
467			break;
468			case CFG_AUTOBAKMODE:
469			sprintf (buf, "%d", opt->backup.mode);
470			break;
471			case CFG_DISHOTKEYS:
472			sprintf (buf, "%d", opt->no_hotkeys);
473			break;
474			case CFG_EXPERT:
475			sprintf (buf, "%d", opt->expert);
476			break;
477
478			case CFG_FM_PROGRESS:
479			sprintf (buf, "%d", opt->fm.progress);
480			break;
481			}
482			rc = set_reg_entry (HKEY_CURRENT_USER, WINPT_REG, cfg[i], buf);
483			if (rc)
484			goto leave;
485			}
486
487			if (opt->backup.path) {
488			rc = set_reg_entry (HKEY_CURRENT_USER, WINPT_REG, "BackupPath",
489			opt->backup.path);
490			if (rc)
491			goto leave;
492			}
493			if (opt->kserv_conf) {
494			rc = set_reg_entry (HKEY_CURRENT_USER, WINPT_REG, "KeyserverConfig",
495			opt->kserv_conf);
496			if (rc)
497			goto leave;
498			}
499
500			for (i=0; reg_hotkeys[i].reg_entry; i++) {
501			strcpy (buf, " ");
502			if (reg_hotkeys[i].enabled)
503			strcpy (buf, reg_hotkeys[i].key);
504			rc = set_reg_key (HKEY_CURRENT_USER, WINPT_REG,
505			reg_hotkeys[i].reg_entry, buf);
506			if (rc)
507			break;
508			}
509
510			leave:
511			if (rc) {
512			msg_box (NULL, _("Could not write to Registry."), _("Preferences"), MB_ERR);
513			return rc;
514			}
515			return 0;
516			}
517
518
519			int
520			set_reg_winpt_flag (const char * name, int val)
521			{
522			return set_reg_entry (HKEY_CURRENT_USER, WINPT_REG, name, val? "1" : "0");
523			} /* set_reg_winpt_flag */
524
525
526			int
527			get_reg_winpt_flag (const char * name)
528			{
529			char * buf;
530			int flag = 0;
531
532			buf = get_reg_entry (HKEY_CURRENT_USER, WINPT_REG, name);
533			if (buf && buf[0] == '1')
534			flag = 1;
535			else if (!buf \|\| buf && buf[0] != '0')
536			flag = -1;
537			free_if_alloc (buf);
538			return flag;
539			} /* get_reg_winpt_flag */
540
541
542			/* Retrieve the winpt preferences from the registry. */
543			int
544			get_reg_winpt_prefs (winpt_reg_prefs_s * opt)
545			{
546			char * val = NULL;
547			int i;
548
549			for (i=1; i < DIM (cfg); i++) {
550			val = get_reg_entry (HKEY_CURRENT_USER, WINPT_REG, cfg[i]);
551			if (!val \|\| *val == ' ') {
552			free_if_alloc (val);
553			continue;
554			}
555			switch (i) {
556			case CFG_CACHETIME:
557			opt->cache_time = atol (val);
558			/* We do NOT support passphrase caching for more than an hour.
559			* Perhaps we should allow it, but for now we silently drop this.
560			*/
561			if (opt->cache_time > 3600)
562			opt->cache_time = 3600;
563			break;
564			case CFG_WORDWRAP:
565			opt->word_wrap = atol (val);
566			break;
567			case CFG_FASTMODE:
568			opt->use_tmpfiles = atol (val);
569			break;
570			case CFG_NOZIP_MMEDIA:
571			opt->no_zip_mmedia = atol (val);
572			break;
573			case CFG_VIEWER:
574			opt->use_viewer = atol (val);
575			break;
576			case CFG_KEYLISTMODE:
577			opt->keylist_mode = atol (val);
578			break;
579			case CFG_WIPEMODE:
580			opt->wipe_mode = atol (val);
581			break;
582			case CFG_DISHOTKEYS:
583			opt->no_hotkeys = atol (val);
584			break;
585			case CFG_ALWAYSTRUST:
586			opt->always_trust = atol (val);
587			break;
588			case CFG_AUTOBACKUP:
589			opt->auto_backup = atol (val);
590			break;
591			case CFG_AUTOBAKMODE:
592			opt->backup.mode = atol (val);
593			break;
594			case CFG_EXPERT:
595			opt->expert = atol (val);
596			break;
597
598			case CFG_FM_PROGRESS:
599			opt->fm.progress = atol (val);
600			break;
601			}
602			free_if_alloc (val);
603			}
604
605			val = get_reg_entry (HKEY_CURRENT_USER, WINPT_REG, "BackupPath");
606			if (val && val[0] != ' ')
607			opt->backup.path = m_strdup (val);
608			free_if_alloc (val);
609
610			val = get_reg_entry (HKEY_CURRENT_USER, WINPT_REG, "KeyserverConfig");
611			if (val && val[0] != ' ')
612			opt->kserv_conf = m_strdup (val);
613			free_if_alloc (val);
614
615			for (i=0; reg_hotkeys[i].reg_entry; i++) {
616			val = get_reg_entry (HKEY_CURRENT_USER, WINPT_REG, reg_hotkeys[i].reg_entry);
617			if (val && val[0] != ' ') {
618			reg_hotkeys[i].key[0] = *val;
619			reg_hotkeys[i].enabled = 1;
620			}
621			else
622			reg_hotkeys[i].enabled = 0;
623			free_if_alloc (val);
624			}
625			return 0;
626			} /* get_reg_winpt_prefs */
627
628
629			char*
630			get_reg_entry_keyserver (const char *name)
631			{
632			char * p = get_reg_entry (HKEY_CURRENT_USER, WINPT_REG"\\Keyserver", name);
633			if (p && !strcmp (p, "")) {
634			free_if_alloc (p);
635			return NULL;
636			}
637			return p;
638			}
639
640
641			void
642			get_reg_proxy_prefs (char ** host, int * port, char user, char pass)
643			{
644			if (host)
645			*host = get_reg_entry_keyserver ("Host");
646			if (user)
647			*user = get_reg_entry_keyserver ("User");
648			if (pass)
649			*pass = get_reg_entry_keyserver ("Pass");
650			if (port) {
651			char * p = get_reg_entry_keyserver ("Port");
652			if (p) {
653			*port = atol (p);
654			free_if_alloc (p);
655			}
656			}
657			} /* get_reg_proxy_prefs */
658
659
660			int
661			set_reg_entry_keyserver( const char * name, const char * val )
662			{
663			return set_reg_entry( HKEY_CURRENT_USER, WINPT_REG"\\Keyserver", name, val );
664			} /* set_reg_entry_keyserver */
665
666
667			int
668			set_reg_proxy_prefs( const char * host, int port, const char * user, const char * pass )
669			{
670			int rc;
671
672			rc = set_reg_entry_keyserver( "Host", host? host : "" );
673			if( !rc ) {
674			char buf[32];
675			sprintf( buf, "%d", port );
676			rc = set_reg_entry_keyserver( "Port", buf );
677			}
678			if( !rc )
679			rc = set_reg_entry_keyserver( "User", user? user : "" );
680			if( !rc )
681			rc = set_reg_entry_keyserver( "Pass", pass? pass : "" );
682			return rc;
683			} /* set_reg_proxy_prefs */