diff options
Diffstat (limited to 'libnm-util/crypto.h')
| -rw-r--r-- | libnm-util/crypto.h | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/libnm-util/crypto.h b/libnm-util/crypto.h new file mode 100644 index 00000000..38471cea --- /dev/null +++ b/libnm-util/crypto.h @@ -0,0 +1,131 @@ +/* -*- 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, + NM_CRYPTO_ERR_CIPHER_ENCRYPT_FAILED, + NM_CRYPTO_ERR_RANDOMIZE_FAILED +}; + +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, GError **error); + +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); + +char * crypto_encrypt (const char *cipher, + const GByteArray *data, + const char *iv, + gsize iv_len, + const char *key, + gsize key_len, + gsize *out_len, + GError **error); + +gboolean crypto_randomize (void *buffer, gsize buffer_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); + |