gnupg/sm/ChangeLog

2002-07-22  Werner Koch  <wk@gnupg.org>

	* keydb.c (keydb_add_resource): Register a lock file.
	(lock_all, unlock_all): Implemented.

	* delete.c: New.
	* gpgsm.c: Made --delete-key work.
	* server.c (cmd_delkeys): New.
	(register_commands): New command DELKEYS.

	* decrypt.c (gpgsm_decrypt): Print a convenience note when RC2 is
	used and a STATUS_ERROR with the algorithm oid.

2002-07-03  Werner Koch  <wk@gnupg.org>

	* server.c (gpgsm_status2): Insert a blank between all optional
	arguments when using assuan.
	* server.c (cmd_recipient): No more need for extra blank in constants.
	* import.c (print_imported_status): Ditto.
	* gpgsm.c (main): Ditto.

2002-07-02  Werner Koch  <wk@gnupg.org>

	* verify.c (gpgsm_verify): Extend the STATUS_BADSIG line with
	the fingerprint.

	* certpath.c (check_cert_policy): Don't use log_error to print a
	warning.

	* keydb.c (keydb_store_cert): Add optional ar EXISTED and changed
	all callers.
	* call-agent.c (learn_cb): Print info message only for real imports.

	* import.c (gpgsm_import): Moved duplicated code to ...
	(check_and_store): new function.  Added magic to import the entire
	chain. Print status only for real imports and moved printing code
	to ..
	(print_imported_status): New.

	* call-dirmngr.c (gpgsm_dirmngr_isvalid): print status of dirmngr
	call in very verbose mode.

	* gpgsm.c (main): Use the same error codes for STATUS_INV_RECP as
	with the server mode.

2002-06-29  Werner Koch  <wk@gnupg.org>

	* gpgsm.c: New option --auto-issuer-key-retrieve.
	* certpath.c (find_up): Try to retrieve an issuer key from an
	external source and from the ephemeral key DB.
	(find_up_store_certs_cb): New.

	* keydb.c (keydb_set_ephemeral): Does now return the old
	state.  Call the backend only when required.

	* call-dirmngr.c (start_dirmngr): Use GNUPG_DEFAULT_DIRMNGR.
	(lookup_status_cb): Issue status only when CTRL is not NULL.
	(gpgsm_dirmngr_lookup): Document that CTRL is optional.

	* call-agent.c (start_agent): Use GNUPG_DEFAULT_AGENT.

2002-06-28  Werner Koch  <wk@gnupg.org>

	* server.c (cmd_recipient): Add more reason codes.

2002-06-27  Werner Koch  <wk@gnupg.org>

	* certpath.c (gpgsm_basic_cert_check): Use
	--debug-no-path-validation to also bypass this basic check.

	* gpgsm.c (main): Use GNUPG_DEFAULT_HOMEDIR constant.

	* call-agent.c (start_agent): Create and pass the list of FD to
	keep in the child to assuan.
	* call-dirmngr.c (start_dirmngr): Ditto.

2002-06-26  Werner Koch  <wk@gnupg.org>

	* import.c (gpgsm_import): Print an STATUS_IMPORTED.

	* gpgsm.c: --debug-no-path-validation does not take an argument.

2002-06-25  Werner Koch  <wk@gnupg.org>

	* certdump.c (print_dn_part): Always print a leading slash,
	removed NEED_DELIM arg and changed caller.

	* export.c (gpgsm_export): Print LFs to FP and not stdout.
	(print_short_info): Ditto.  Make use of gpgsm_print_name.

	* server.c (cmd_export): Use output-fd instead of data lines; this
	was actually the specified way.

2002-06-24  Werner Koch  <wk@gnupg.org>

	* gpgsm.c: Removed duped help entry for --list-keys.
	
	* gpgsm.c, gpgsm.h: New option --debug-no-path-validation.

	* certpath.c (gpgsm_validate_path): Use it here instead of the
	debug flag hack.

	* certpath.c (check_cert_policy): Return No_Policy_Match if the
	policy file could not be opened.

2002-06-20  Werner Koch  <wk@gnupg.org>

	* certlist.c (gpgsm_add_to_certlist): Fixed locating of a
	certificate with the required key usage.

	* gpgsm.c (main): Fixed a segv when using --outfile without an
	argument.

	* keylist.c (print_capabilities): Also check for non-repudiation
	and data encipherment.
	* certlist.c (cert_usage_p): Test for signing and encryption was
	swapped.  Add a case for certification usage, handle
	non-repudiation and data encipherment.
	(gpgsm_cert_use_cert_p): New.
	(gpgsm_add_to_certlist): Added a CTRL argument and changed all
	callers to pass it.
	* certpath.c (gpgsm_validate_path): Use it here to print a status
	message. Added a CTRL argument and changed all callers to pass it.
	* decrypt.c (gpgsm_decrypt): Print a status message for wrong key
	usage.
	* verify.c (gpgsm_verify): Ditto.
	* keydb.c (classify_user_id): Allow a colon delimited fingerprint.

2002-06-19  Werner Koch  <wk@gnupg.org>

	* call-agent.c (learn_cb): Use log_info instead of log_error on
	successful import.

	* keydb.c (keydb_set_ephemeral): New.
	(keydb_store_cert): New are ephemeral, changed all callers.
	* keylist.c (list_external_cb): Store cert as ephemeral.
	* export.c (gpgsm_export): Kludge to export epehmeral certificates.

	* gpgsm.c (main): New command --list-external-keys.
	
2002-06-17  Werner Koch  <wk@gnupg.org>

	* certreqgen.c (read_parameters): Improved error handling.
	(gpgsm_genkey): Print error message.

2002-06-13  Werner Koch  <wk@gnupg.org>

	* gpgsm.c (main): New option --log-file.

2002-06-12  Werner Koch  <wk@gnupg.org>

	* call-dirmngr.c (lookup_status_cb): New.
	(gpgsm_dirmngr_lookup): Use the status CB.  Add new arg CTRL and
	changed caller to pass it.

	* gpgsm.c (open_fwrite): New.
	(main): Allow --output for --verify.

	* sign.c (hash_and_copy_data): New.
	(gpgsm_sign): Implemented normal (non-detached) signatures.
	* gpgsm.c (main): Ditto.
	
	* certpath.c (gpgsm_validate_path): Special error handling for
	no policy match.

2002-06-10  Werner Koch  <wk@gnupg.org>

	* server.c (get_status_string): Add STATUS_ERROR.

	* certpath.c (gpgsm_validate_path): Tweaked the error checking to 
	return error codes in a more sensitive way.
	* verify.c (gpgsm_verify): Send status TRUST_NEVER also for a bad
	CA certificate and when the certificate has been revoked.  Issue
	TRUST_FULLY even when the cert has expired.  Append an error token
	to these status lines.  Issue the new generic error status when a
	cert was not found and when leaving the function.

2002-06-04  Werner Koch  <wk@gnupg.org>

	* gpgsm.c (main): New command --list-sigs
	* keylist.c (list_cert_std): New.  Use it whenever colon mode is
	not used.
	(list_cert_chain): New.

2002-05-31  Werner Koch  <wk@gnupg.org>

	* gpgsm.c (main): Don't print the "go ahead" message for an
	invalid command.

2002-05-23  Werner Koch  <wk@gnupg.org>

	* import.c (gpgsm_import): Add error messages.

2002-05-21  Werner Koch  <wk@gnupg.org>

	* keylist.c (list_internal_keys): Renamed from gpgsm_list_keys.
	(list_external_keys): New.
	(gpgsm_list_keys): Dispatcher for above.
	* call-dirmngr.c (lookup_cb,pattern_from_strlist)
	(gpgsm_dirmngr_lookup): New.
	* server.c (option_handler): Handle new option --list-mode.
	(do_listkeys): Handle options and actually use the mode argument.
	(get_status_string): New code TRUNCATED.

	* import.c (gpgsm_import): Try to identify the type of input and
	handle certs-only messages.

2002-05-14  Werner Koch  <wk@gnupg.org>

	* gpgsm.c: New option --faked-system-time
	* sign.c (gpgsm_sign): And use it here.
	* certpath.c (gpgsm_validate_path): Ditto.

2002-05-03  Werner Koch  <wk@gnupg.org>

	* certpath.c (gpgsm_validate_path): Added EXPTIME arg and changed
	all callers.
	* verify.c (gpgsm_verify): Tweaked usage of log_debug and
	log_error.  Return EXPSIG status and add expiretime to VALIDSIG.

2002-04-26  Werner Koch  <wk@gnupg.org>

	* gpgsm.h (DBG_AGENT,DBG_AGENT_VALUE): Replaced by DBG_ASSUAN_*.
	Changed all users.

	* call-agent.c (start_agent): Be more silent without -v.
	* call-dirmngr.c (start_dirmngr): Ditto.

2002-04-25  Werner Koch  <wk@gnupg.org>

	* call-agent.c (start_agent): Make copies of old locales and check
	for setlocale.

2002-04-25  Marcus Brinkmann  <marcus@g10code.de>

	* call-agent.c (start_agent): Fix error handling logic so the
	locale is always correctly reset.

2002-04-25  Marcus Brinkmann  <marcus@g10code.de>

	* server.c (option_handler): Accept display, ttyname, ttytype,
	lc_ctype and lc_messages options.
	* gpgsm.c (main): Allocate memory for these options.
	* gpgsm.h (struct opt): Make corresponding members non-const.

2002-04-24  Marcus Brinkmann  <marcus@g10code.de>

	* gpgsm.h (struct opt): New members display, ttyname, ttytype,
	lc_ctype, lc_messages.
	* gpgsm.c (enum cmd_and_opt_values): New members oDisplay,
	oTTYname, oTTYtype, oLCctype, oLCmessages.
	(opts): New entries for these options.
	(main): Handle these new options.
	* call-agent.c (start_agent): Set the various display and tty
	parameter after resetting.

2002-04-18  Werner Koch  <wk@gnupg.org>

	* certreqgen.c (gpgsm_genkey): Write status output on success.

2002-04-15  Werner Koch  <wk@gnupg.org>

	* gpgsm.c (main): Check ksba version.

	* certpath.c (find_up): New to use the authorithKeyIdentifier.
	Use it in all other functions to locate the signing cert..

2002-04-11  Werner Koch  <wk@gnupg.org>

	* certlist.c (cert_usable_p): New.
	(gpgsm_cert_use_sign_p,gpgsm_cert_use_encrypt_p): New.
	(gpgsm_cert_use_verify_p,gpgsm_cert_use_decrypt_p): New.
	(gpgsm_add_to_certlist): Check the key usage.
	* sign.c (gpgsm_sign): Ditto.
	* verify.c (gpgsm_verify): Print a message wehn an unsuitable
	certificate was used.
	* decrypt.c (gpgsm_decrypt): Ditto
	* keylist.c (print_capabilities): Determine values from the cert.

2002-03-28  Werner Koch  <wk@gnupg.org>

	* keylist.c (list_cert_colon): Fixed listing of crt record; the
	issuer is not at the right place.  Print a chainingID.
	* certpath.c (gpgsm_walk_cert_chain): Be a bit more silent on
	common errors.

2002-03-21  Werner Koch  <wk@gnupg.org>

	* export.c: New.
	* gpgsm.c: Add command --export.
	* server.c (cmd_export): New.
	
2002-03-13  Werner Koch  <wk@gnupg.org>

	* decrypt.c (gpgsm_decrypt): Allow multiple recipients.

2002-03-12  Werner Koch  <wk@gnupg.org>

	* certpath.c (check_cert_policy): Print the policy list.

	* verify.c (gpgsm_verify): Detect certs-only message.

2002-03-11  Werner Koch  <wk@gnupg.org>

	* import.c (gpgsm_import): Print a notice about imported certificates
	when in verbose mode.

	* gpgsm.c (main): Print INV_RECP status.
	* server.c (cmd_recipient): Ditto.

	* server.c (gpgsm_status2): New.  Allows for a list of strings.
	(gpgsm_status): Divert to gpgsm_status2.

	* encrypt.c (gpgsm_encrypt): Don't use a default key when no
	recipients are given.  Print a NO_RECP status.

2002-03-06  Werner Koch  <wk@gnupg.org>

	* server.c (cmd_listkeys, cmd_listsecretkeys): Divert to
	(do_listkeys): new.  Add pattern parsing.

	* keylist.c (gpgsm_list_keys): Handle selection pattern.

	* gpgsm.c: New command --learn-card
	* call-agent.c (learn_cb,gpgsm_agent_learn): New.

	* gpgsm.c (main): Print error messages for non-implemented commands.

	* base64.c (base64_reader_cb): Use case insensitive compare of the
	Content-Type string to detect plain base-64.

2002-03-05  Werner Koch  <wk@gnupg.org>

	* gpgsm.c, gpgsm.h: Add local_user.
	* sign.c (gpgsm_get_default_cert): New.
	(get_default_signer): Use the new function if local_user is not
	set otherwise used that value.
	* encrypt.c (get_default_recipient): Removed.
	(gpgsm_encrypt): Use gpgsm_get_default_cert.

	* verify.c (gpgsm_verify): Better error text for a bad signature
	found by comparing the hashs.

2002-02-27  Werner Koch  <wk@gnupg.org>

	* call-dirmngr.c, call-agent.c: Add 2 more arguments to all uses
	of assuan_transact.

2002-02-25  Werner Koch  <wk@gnupg.org>

	* server.c (option_handler): Allow to use -2 for "send all certs
	except the root cert".
	* sign.c (add_certificate_list): Implement it here.
	* certpath.c (gpgsm_is_root_cert): New.

2002-02-19  Werner Koch  <wk@gnupg.org>

	* certpath.c (check_cert_policy): New.
	(gpgsm_validate_path): And call it from here.
	* gpgsm.c (main): New options --policy-file,
	--disable-policy-checks and --enable-policy-checks.
	* gpgsm.h (opt): Added policy_file, no_policy_checks.

2002-02-18  Werner Koch  <wk@gnupg.org>

	* certpath.c (gpgsm_validate_path): Ask the agent to add the
	certificate into the trusted list.
	* call-agent.c (gpgsm_agent_marktrusted): New.

2002-02-07  Werner Koch  <wk@gnupg.org>

	* certlist.c (gpgsm_add_to_certlist): Check that the specified
	name identifies a certificate unambiguously.
	(gpgsm_find_cert): Ditto.

	* server.c (cmd_listkeys): Check that the data stream is available.
	(cmd_listsecretkeys): Ditto.
	(has_option): New.
	(cmd_sign): Fix ambiguousity in option recognition.

	* gpgsm.c (main): Enable --logger-fd.

	* encrypt.c (gpgsm_encrypt): Increased buffer size for better
	performance.

	* call-agent.c (gpgsm_agent_pksign): Check the S-Exp received from
	the agent.

	* keylist.c (list_cert_colon): Filter out control characters.

2002-02-06  Werner Koch  <wk@gnupg.org>

	* decrypt.c (gpgsm_decrypt): Bail out after an decryption error.

	* server.c (reset_notify): Close input and output FDs.
	(cmd_encrypt,cmd_decrypt,cmd_verify,cmd_sign.cmd_import)
	(cmd_genkey): Close the FDs and release the recipient list even in
	the error case.

2002-02-01  Marcus Brinkmann  <marcus@g10code.de>

	* sign.c (gpgsm_sign): Do not release certificate twice.

2002-01-29  Werner Koch  <wk@gnupg.org>

	* call-agent.c (gpgsm_agent_havekey): New.
	* keylist.c (list_cert_colon): New arg HAVE_SECRET, print "crs"
	when we know that the secret key is available.
	(gpgsm_list_keys): New arg MODE, check whether a secret key is
	available.  Changed all callers.
	* gpgsm.c (main): New command --list-secret-keys.
	* server.c (cmd_listsecretkeys): New.
	(cmd_listkeys): Return secret keys with "crs" record.

2002-01-28  Werner Koch  <wk@gnupg.org>

	* certreqgen.c (create_request): Store the email address in the req.

2002-01-25  Werner Koch  <wk@gnupg.org>

	* gpgsm.c (main): Disable core dumps.

	* sign.c (add_certificate_list): New.
	(gpgsm_sign): Add the certificates to the CMS object.
	* certpath.c (gpgsm_walk_cert_chain): New.
	* gpgsm.h (server_control_s): Add included_certs.
	* gpgsm.c: Add option --include-certs.
	(gpgsm_init_default_ctrl): New.
	(main): Call it.
	* server.c (gpgsm_server): Ditto.
	(option_handler): Support --include-certs.

2002-01-23  Werner Koch  <wk@gnupg.org>

	* certpath.c (gpgsm_validate_path): Print the DN of a missing issuer.
	* certdump.c (gpgsm_dump_string): New.
	(print_dn): Replaced by above.

2002-01-22  Werner Koch  <wk@gnupg.org>

	* certpath.c (unknown_criticals): New.
	(allowed_ca): New.
	(gpgsm_validate_path): Check validity, CA attribute, path length
	and unknown critical extensions.

2002-01-21  Werner Koch  <wk@gnupg.org>

	* gpgsm.c: Add option --enable-crl-checks.

	* call-agent.c (start_agent): Implemented socket based access.
	* call-dirmngr.c (start_dirmngr): Ditto.

2002-01-20  Werner Koch  <wk@gnupg.org>

	* server.c (option_handler): New.
	(gpgsm_server): Register it with assuan.

2002-01-19  Werner Koch  <wk@gnupg.org>

	* server.c (gpgsm_server): Use assuan_deinit_server and setup
	assuan logging if enabled.
	* call-agent.c (inq_ciphertext_cb): Don't show the session key in
	an Assuan log file.

	* gpgsm.c (my_strusage): Take bugreport address from configure.ac

2002-01-15  Werner Koch  <wk@gnupg.org>

	* import.c (gpgsm_import): Just do a basic cert check before
	storing it.
	* certpath.c (gpgsm_basic_cert_check): New.

	* keydb.c (keydb_store_cert): New.
	* import.c (store_cert): Removed and change all caller to use
	the new function.
	* verify.c (store_cert): Ditto.

	* certlist.c (gpgsm_add_to_certlist): Validate the path

	* certpath.c (gpgsm_validate_path): Check the trust list.
	* call-agent.c (gpgsm_agent_istrusted): New.

2002-01-14  Werner Koch  <wk@gnupg.org>

	* call-dirmngr.c (inq_certificate): Changed for new interface semantic.
	* certlist.c (gpgsm_find_cert): New.

2002-01-13  Werner Koch  <wk@gnupg.org>

	* fingerprint.c (gpgsm_get_certid): Print the serial and not the
	hash after the dot.

2002-01-11  Werner Koch  <wk@gnupg.org>

	* call-dirmngr.c: New.
	* certpath.c (gpgsm_validate_path): Check the CRL here.
	* fingerprint.c (gpgsm_get_certid): New.
	* gpgsm.c: New options --dirmngr-program and --disable-crl-checks.

2002-01-10  Werner Koch  <wk@gnupg.org>

	* base64.c (gpgsm_create_writer): Allow to set the object name

2002-01-08  Werner Koch  <wk@gnupg.org>

	* keydb.c (spacep): Removed because it is now in util.c

	* server.c (cmd_genkey): New.
	* certreqgen.c: New.  The parameter handling code has been taken
	from gnupg/g10/keygen.c version 1.0.6.
	* call-agent.c (gpgsm_agent_genkey): New.

2002-01-02  Werner Koch  <wk@gnupg.org>

	* server.c (rc_to_assuan_status): Removed and changed all callers
	to use map_to_assuan_status.

2001-12-20  Werner Koch  <wk@gnupg.org>

	* verify.c (gpgsm_verify): Implemented non-detached signature
	verification.  Add OUT_FP arg, initialize a writer and changed all
	callers.
	* server.c (cmd_verify): Pass an out_fp if one has been set.

	* base64.c (base64_reader_cb): Try to detect an S/MIME body part.

	* certdump.c (print_sexp): Renamed to gpgsm_dump_serial, made
	global.
	(print_time): Renamed to gpgsm_dump_time, made global.
	(gpgsm_dump_serial): Take a real S-Expression as argument and
	print the first item.
	* keylist.c (list_cert_colon): Ditto.
	* keydb.c (keydb_search_issuer_sn): Ditto.
	* decrypt.c (print_integer_sexp): Removed and made callers 
	use gpgsm_dump_serial.
	* verify.c (print_time): Removed, made callers use gpgsm_dump_time.
	
2001-12-19  Marcus Brinkmann  <marcus@g10code.de>

	* call-agent.c (start_agent): Add new argument to assuan_pipe_connect.

2001-12-18  Werner Koch  <wk@gnupg.org>

	* verify.c (print_integer_sexp): Renamed from print_integer and
	print the serial number according to the S-Exp rules.
	* decrypt.c (print_integer_sexp): Ditto.

2001-12-17  Werner Koch  <wk@gnupg.org>

	* keylist.c (list_cert_colon): Changed for new return value of
	get_serial.
	* keydb.c (keydb_search_issuer_sn): Ditto.
	* certcheck.c (gpgsm_check_cert_sig): Likewise for other S-Exp
	returingin functions.
	* fingerprint.c (gpgsm_get_keygrip): Ditto.
	* encrypt.c (encrypt_dek): Ditto
	* certcheck.c (gpgsm_check_cms_signature): Ditto
	* decrypt.c (prepare_decryption): Ditto.
	* call-agent.c (gpgsm_agent_pkdecrypt): Removed arg ciphertextlen,
	use KsbaSexp type and calculate the length.

	* certdump.c (print_sexp): Remaned from print_integer, changed caller.

	* Makefile.am: Use the LIBGCRYPT and LIBKSBA variables.

	* fingerprint.c (gpgsm_get_keygrip): Use the new
	gcry_pk_get_keygrip to calculate the grip - note the algorithm and
	therefore the grip values changed.

2001-12-15  Werner Koch  <wk@gnupg.org>

	* certcheck.c (gpgsm_check_cms_signature): Removed the faked-key
	kludge.
	(gpgsm_create_cms_signature): Removed the commented fake key
	code.  This makes the function pretty simple.

	* gpgsm.c (main): Renamed the default key database to "keyring.kbx".

	* decrypt.c (gpgsm_decrypt): Write STATUS_DECRYPTION_*.
	* sign.c (gpgsm_sign): Write a STATUS_SIG_CREATED.

2001-12-14  Werner Koch  <wk@gnupg.org>

	* keylist.c (list_cert_colon): Kludge to show an email address
	encoded in the subject's DN.

	* verify.c (gpgsm_verify): Add hash debug helpers
	* sign.c (gpgsm_sign): Ditto.

	* base64.c (base64_reader_cb): Reset the linelen when we need to
	skip the line and adjusted test; I somehow forgot about DeMorgan.

	* server.c (cmd_encrypt,cmd_decrypt,cmd_sign,cmd_verify) 
	(cmd_import): Close the FDs on success.
	(close_message_fd): New.
	(input_notify): Setting autodetect_encoding to 0 after initializing
	it to 0 is pretty pointless.  Easy to fix.

	* gpgsm.c (main): New option --debug-wait n, so that it is
	possible to attach gdb when used in server mode.

	* sign.c (get_default_signer): Use keydb_classify_name here.

2001-12-14  Marcus Brinkmann  <marcus@g10code.de>

	* call-agent.c (LINELENGTH): Removed.
	(gpgsm_agent_pksign): Use ASSUAN_LINELENGTH, not LINELENGTH.
	(gpgsm_agent_pkdecrypt): Likewise.

2001-12-13  Werner Koch  <wk@gnupg.org>

	* keylist.c (list_cert_colon): Print alternative names of subject
	and a few other values.

2001-12-12  Werner Koch  <wk@gnupg.org>

	* gpgsm.c (main): New options --assume-{armor,base64,binary}. 
	* base64.c (base64_reader_cb): Fixed non-autodetection mode.

2001-12-04  Werner Koch  <wk@gnupg.org>

	* call-agent.c (read_from_agent): Check for inquire responses.
	(request_reply): Handle them using a new callback arg, changed all
	callers.
	(gpgsm_agent_pkdecrypt): New.

2001-11-27  Werner Koch  <wk@gnupg.org>

	* base64.c: New.  Changed all other functions to use this instead
	of direct creation of ksba_reader/writer.
	* gpgsm.c (main): Set ctrl.auto_encoding unless --no-armor is used.

2001-11-26  Werner Koch  <wk@gnupg.org>

	* gpgsm.c: New option --agent-program
	* call-agent.c (start_agent): Allow to override the default path
	to the agent.

	* keydb.c (keydb_add_resource): Create keybox

	* keylist.c (gpgsm_list_keys): Fixed non-server keylisting.

	* server.c (rc_to_assuan_status): New.  Use it for all commands.

	
 Copyright 2001, 2002 Free Software Foundation, Inc.

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 modifications, as long as this notice is preserved.

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 WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
 implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.