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/* #############################################################################
* code for the resource handling which is done by the dot conf library
* #############################################################################
* Copyright (C) 2005-2009 Harry Brueckner
*
* This program 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 any later version.
* This program 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
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Contact: Harry Brueckner <harry_b@mm.st>
* Muenchener Strasse 12a
* 85253 Kleinberghofen
* Germany
* #############################################################################
*/
/* #############################################################################
* includes
*/
#include "cpm.h"
#ifdef HAVE_LIBDOTCONF
#include <dotconf.h>
#endif
#ifdef HAVE_LIBZ
#include <zlib.h>
#endif
#include "configuration.h"
#include "listhandler.h"
#include "memory.h"
#include "resource.h"
#include "string.h"
/* #############################################################################
* internal functions
*/
static DOTCONF_CB(cbFlagArgument);
static DOTCONF_CB(cbIntArgument);
static DOTCONF_CB(cbListArgument);
static DOTCONF_CB(cbStringArgument);
FUNC_ERRORHANDLER(errorHandler);
/* #############################################################################
* global variables
*/
static const configoption_t options[] =
{
{ "AskToQuit", ARG_TOGGLE, cbFlagArgument, NULL, CTX_ALL },
{ "CrackLibCheck", ARG_TOGGLE, cbFlagArgument, NULL, CTX_ALL },
{ "CreateBackup", ARG_TOGGLE, cbFlagArgument, NULL, CTX_ALL },
{ "KeepPassphrase", ARG_TOGGLE, cbFlagArgument, NULL, CTX_ALL },
{ "MatchCaseSensitive", ARG_TOGGLE, cbFlagArgument, NULL, CTX_ALL },
{ "TemplateLock", ARG_TOGGLE, cbFlagArgument, NULL, CTX_ALL },
{ "Compression", ARG_INT, cbIntArgument, NULL, CTX_ALL },
{ "InfoboxHeight", ARG_INT, cbIntArgument, NULL, CTX_ALL },
{ "PasswordLength", ARG_INT, cbIntArgument, NULL, CTX_ALL },
{ "DatabaseFile", ARG_STR, cbStringArgument, NULL, CTX_ALL },
{ "EncryptionKey", ARG_STR, cbStringArgument, NULL, CTX_ALL },
{ "HideCharacter", ARG_STR, cbStringArgument, NULL, CTX_ALL },
{ "PasswordAlphabet", ARG_STR, cbStringArgument, NULL, CTX_ALL },
{ "SearchType", ARG_STR, cbStringArgument, NULL, CTX_ALL },
{ "SearchPattern", ARG_LIST, cbListArgument, NULL, CTX_ALL },
{ "TemplateName", ARG_LIST, cbListArgument, NULL, CTX_ALL },
LAST_OPTION
};
static int configerror = 0;
/* #############################################################################
*
* Description handle all flag arguments
* Author Harry Brueckner
* Date 2005-03-30
* Arguments DOTCONF callback
* Return NULL
*/
static DOTCONF_CB(cbFlagArgument)
{
if (!strcmp(cmd -> name, "AskToQuit"))
{ config -> asktoquit = cmd -> data.value; }
else if (!strcmp(cmd -> name, "CrackLibCheck"))
{ config -> cracklibstatus = cmd -> data.value; }
else if (!strcmp(cmd -> name, "CreateBackup"))
{ config -> createbackup = cmd -> data.value; }
else if (!strcmp(cmd -> name, "KeepPassphrase"))
{ config -> keeppassphrase = cmd -> data.value; }
else if (!strcmp(cmd -> name, "MatchCaseSensitive"))
{ config -> casesensitive = cmd -> data.value; }
else if (!strcmp(cmd -> name, "TemplateLock"))
{ config -> templatelock = cmd -> data.value; }
return NULL;
}
/* #############################################################################
*
* Description handle all int arguments
* Author Harry Brueckner
* Date 2005-04-05
* Arguments DOTCONF callback
* Return NULL
*/
static DOTCONF_CB(cbIntArgument)
{
if (!strcmp(cmd -> name, "Compression"))
{
if (cmd -> data.value >= Z_NO_COMPRESSION &&
cmd -> data.value <= Z_BEST_COMPRESSION)
{ config -> compression = cmd -> data.value; }
else
{ config -> compression = Z_BEST_COMPRESSION; }
}
else if (!strcmp(cmd -> name, "InfoboxHeight"))
{
if (cmd -> data.value < 5)
{ config -> infoheight = 5; }
else if (cmd -> data.value > 25)
{ config -> infoheight = 25; }
else
{ config -> infoheight = cmd -> data.value; }
}
else if (!strcmp(cmd -> name, "PasswordLength"))
{
if (cmd -> data.value > 5)
{ config -> passwordlength = cmd -> data.value; }
else
{ return _("PasswordLength must be at least be 5."); }
}
return NULL;
}
/* #############################################################################
*
* Description handle all list arguments
* Author Harry Brueckner
* Date 2005-04-08
* Arguments DOTCONF callback
* Return NULL
*/
static DOTCONF_CB(cbListArgument)
{
char* status;
if (!strcmp(cmd -> name, "SearchPattern"))
{ /* define the search patterns */
if (cmd -> arg_count != 2)
{ return _("SearchPattern always needs two arguments."); }
if (strlen(cmd -> data.list[0]) > STDSTRINGLENGTH)
{ return _("list name too long."); }
if (strlen(cmd -> data.list[1]) > STDSTRINGLENGTH)
{ return _("list argument too long."); }
runtime -> searchpatterns = listAdd(runtime -> searchpatterns,
cmd -> data.list[0]);
runtime -> resultpatterns = listAdd(runtime -> resultpatterns,
cmd -> data.list[1]);
}
else if (!strcmp(cmd -> name, "TemplateName"))
{ /* define default template names */
if (cmd -> arg_count == 1)
{ status = "normal"; }
else if (cmd -> arg_count == 2)
{
if (!strcmp("normal", cmd -> data.list[1]) ||
!strcmp("password", cmd -> data.list[1]))
{ status = cmd -> data.list[1]; }
else
{
return _("The TemplateName attribute can only be 'normal' or 'password'.");
}
}
else
{ return _("TemplateName can just have one or two arguments."); }
if (strlen(cmd -> data.list[0]) > STDSTRINGLENGTH)
{ return _("list name too long."); }
if (strlen(status) > STDSTRINGLENGTH)
{ return _("list argument too long."); }
config -> defaulttemplates = listAdd(config -> defaulttemplates,
cmd -> data.list[0]);
config -> defaulttemplatestatus = listAdd(
config -> defaulttemplatestatus,
status);
}
return NULL;
}
/* #############################################################################
*
* Description handle all string arguments
* Author Harry Brueckner
* Date 2005-03-30
* Arguments DOTCONF callback
* Return NULL
*/
static DOTCONF_CB(cbStringArgument)
{
if (strlen(cmd -> data.str) > STDSTRINGLENGTH)
{ return _("string argument too long."); }
else if (!strcmp(cmd -> name, "DatabaseFile"))
{
memFreeString(__FILE__, __LINE__, config -> dbfilerc);
config -> dbfilerc = memAlloc(__FILE__, __LINE__,
strlen(cmd -> data.str) + 1);
strStrncpy(config -> dbfilerc, cmd -> data.str,
strlen(cmd -> data.str) + 1);
}
else if (!strcmp(cmd -> name, "EncryptionKey"))
{ /* define default encryption keys */
if (!runtime -> commandlinekeys)
{ /* we only read the keys if there are none on the command line */
config -> defaultkeys = listAdd(config -> defaultkeys,
cmd -> data.str);
}
}
else if (!strcmp(cmd -> name, "HideCharacter"))
{ /* define the character to show in the passphrase window */
if (strlen(cmd -> data.str))
config -> hidecharacter = cmd -> data.str[0];
}
else if (!strcmp(cmd -> name, "PasswordAlphabet"))
{ /* define the alphabet of our created passwords */
if (strlen(cmd -> data.str))
{
config -> passwordalphabet = memAlloc(__FILE__, __LINE__,
strlen(cmd -> data.str) + 1);
strStrncpy(config -> passwordalphabet, cmd -> data.str,
strlen(cmd -> data.str) + 1);
}
}
else if (!strcmp(cmd -> name, "SearchType"))
{
if (!strcmp("regex", cmd -> data.str))
{ config -> searchtype = SEARCH_REGEX; }
else if (!strcmp("regular", cmd -> data.str))
{ config -> searchtype = SEARCH_REGULAR; }
else
{ return _("Illegal value for resource SearchType."); }
}
return NULL;
}
/* #############################################################################
*
* Description error handler for dotconf which I just use to get back wether
* an error occured; somehow dotconf_command_loop() does not
* return any useful error information
* Author Harry Brueckner
* Date 2005-03-30
* Arguments FUNC_ERRORHANDLER
* Return int
*/
FUNC_ERRORHANDLER(errorHandler)
{
fprintf(stderr, "%s:%ld: %s\n",
configfile -> filename,
configfile -> line,
msg);
configerror = 1;
return 0;
}
/* #############################################################################
*
* Description handling of the resource file (default is ~/.cpmrc) using the
* dot-conf package
* Author Harry Brueckner
* Date 2005-03-17
* Arguments void
* Return 1 for error, 0 if all is well
*/
int readResources(void)
{
configfile_t* configfile;
int error = 0;
if (!config -> rcfile)
{ return 0; }
/* open the rc file */
configfile = dotconf_create(config -> rcfile,
options,
NULL,
CASE_INSENSITIVE);
if (!configfile)
{ error = 1; }
else
{
configfile -> errorhandler = (dotconf_errorhandler_t)errorHandler;
/* parse the configuration */
if (dotconf_command_loop_until_error(configfile) ||
configerror)
{
fprintf(stderr, _("error in configuration file.\n"));
error = 1;
}
/* close the rc file */
dotconf_cleanup(configfile);
}
return error;
}
/* #############################################################################
*/
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