Files
NetworkManager/libnm-util/crypto.h
Dan Williams e2f65ce12a 2008-11-13 Dan Williams <dcbw@redhat.com>
Add support for PKCS#12 private keys (bgo #558982)

	* libnm-util/crypto.c
	  libnm-util/crypto.h
		- (parse_old_openssl_key_file): rename from parse_key_file(); adapt to
			take a GByteArray instead of a filename
		- (file_to_g_byte_array): handle private key files too
		- (decrypt_key): take a GByteArray rather than data + len
		- (crypto_get_private_key_data): refactor crypto_get_private_key() into
			one function that takes a filename, and one that takes raw data;
			detect pkcs#12 files as well
		- (crypto_load_and_verify_certificate): detect file type
		- (crypto_is_pkcs12_data, crypto_is_pkcs12_file): add pkcs#12 detection
			functions

	* libnm-util/crypto_gnutls.c
		- (crypto_decrypt): take GByteArray rather than data + len; fix a bug
			whereby tail padding was incorrectly handled, leading to erroneous
			successes when trying to decrypt the data
		- (crypto_verify_cert): rework somewhat
		- (crypto_verify_pkcs12): validate pkcs#12 keys

	* libnm-util/crypto_nss.c
		- (crypto_init): enable various pkcs#12 ciphers
		- (crypto_decrypt): take a GByteArray rather than data + len
		- (crypto_verify_cert): clean up
		- (crypto_verify_pkcs12): validate pkcs#12 keys

	* libnm-util/test-crypto.c
		- Handle pkcs#12 keys

	* libnm-util/nm-setting-8021x.c
	  libnm-util/nm-setting-8021x.h
	  libnm-util/libnm-util.ver
		- Add two new properties, 'private-key-password' and
			'phase2-private-key-password', to be used in conjunction with
			pkcs#12 keys
		- (nm_setting_802_1x_set_ca_cert_from_file,
		   nm_setting_802_1x_set_client_cert_from_file,
		   nm_setting_802_1x_set_phase2_ca_cert_from_file,
		   nm_setting_802_1x_set_phase2_client_from_file): return certificate
			type
		- (nm_setting_802_1x_get_private_key_password,
		   nm_setting_802_1x_get_phase2_private_key_password): return private
			key passwords
		- (nm_setting_802_1x_set_private_key_from_file,
		   nm_setting_802_1x_set_phase2_private_key_from_file): set the private
			key from a file, and update the private key password at the same time
		- (nm_setting_802_1x_get_private_key_type,
		   nm_setting_802_1x_get_phase2_private_key_type): return the private
			key type

	* src/supplicant-manager/nm-supplicant-settings-verify.c
		- Whitelist private key passwords

	* src/supplicant-manager/nm-supplicant-config.c
		- (nm_supplicant_config_add_setting_8021x): for pkcs#12 private keys,
			add the private key password to the supplicant config, but do not
			add the client certificate (as required by wpa_supplicant)



git-svn-id: http://svn-archive.gnome.org/svn/NetworkManager/trunk@4280 4912f4e0-d625-0410-9fb7-b9a5a253dbdc
2008-11-13 21:19:08 +00:00

119 lines
4.0 KiB
C

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
/*
* Dan Williams <dcbw@redhat.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
* (C) Copyright 2007 - 2008 Red Hat, Inc.
*/
#include <glib.h>
#define MD5_HASH_LEN 20
#define CIPHER_DES_EDE3_CBC "DES-EDE3-CBC"
#define CIPHER_DES_CBC "DES-CBC"
enum {
NM_CRYPTO_ERR_NONE = 0,
NM_CRYPTO_ERR_INIT_FAILED,
NM_CRYPTO_ERR_CANT_READ_FILE,
NM_CRYPTO_ERR_FILE_FORMAT_INVALID,
NM_CRYPTO_ERR_CERT_FORMAT_INVALID,
NM_CRYPTO_ERR_DECODE_FAILED,
NM_CRYPTO_ERR_OUT_OF_MEMORY,
NM_CRYPTO_ERR_UNKNOWN_KEY_TYPE,
NM_CRYPTO_ERR_UNKNOWN_CIPHER,
NM_CRYPTO_ERR_RAW_IV_INVALID,
NM_CRYPTO_ERR_MD5_INIT_FAILED,
NM_CRYPTO_ERR_CIPHER_INIT_FAILED,
NM_CRYPTO_ERR_CIPHER_SET_KEY_FAILED,
NM_CRYPTO_ERR_CIPHER_SET_IV_FAILED,
NM_CRYPTO_ERR_CIPHER_DECRYPT_FAILED,
NM_CRYPTO_ERR_INVALID_PASSWORD,
};
typedef enum {
NM_CRYPTO_KEY_TYPE_UNKNOWN = 0,
NM_CRYPTO_KEY_TYPE_RSA,
NM_CRYPTO_KEY_TYPE_DSA,
NM_CRYPTO_KEY_TYPE_ENCRYPTED
} NMCryptoKeyType;
typedef enum {
NM_CRYPTO_FILE_FORMAT_UNKNOWN = 0,
NM_CRYPTO_FILE_FORMAT_X509,
NM_CRYPTO_FILE_FORMAT_RAW_KEY,
NM_CRYPTO_FILE_FORMAT_PKCS12
} NMCryptoFileFormat;
#define NM_CRYPTO_ERROR _nm_crypto_error_quark ()
GQuark _nm_crypto_error_quark (void);
gboolean crypto_init (GError **error);
void crypto_deinit (void);
GByteArray * crypto_get_private_key_data (GByteArray *contents,
const char *password,
NMCryptoKeyType *out_key_type,
NMCryptoFileFormat *out_file_format,
GError **error);
GByteArray * crypto_get_private_key (const char *file,
const char *password,
NMCryptoKeyType *out_key_type,
NMCryptoFileFormat *out_file_format,
GError **error);
GByteArray * crypto_load_and_verify_certificate (const char *file,
NMCryptoFileFormat *out_file_format,
GError **error);
gboolean crypto_is_pkcs12_file (const char *file);
gboolean crypto_is_pkcs12_data (const GByteArray *data);
/* Internal utils API bits for crypto providers */
gboolean crypto_md5_hash (const char *salt,
const gsize salt_len,
const char *password,
gsize password_len,
char *buffer,
gsize buflen,
GError **error);
char * crypto_decrypt (const char *cipher,
int key_type,
GByteArray *data,
const char *iv,
const gsize iv_len,
const char *key,
const gsize key_len,
gsize *out_len,
GError **error);
NMCryptoFileFormat crypto_verify_cert (const unsigned char *data,
gsize len,
GError **error);
gboolean crypto_verify_pkcs12 (const GByteArray *data,
const char *password,
GError **error);