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author | nobody <nobody@localhost> | 2001-09-17 12:32:38 +0800 |
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committer | nobody <nobody@localhost> | 2001-09-17 12:32:38 +0800 |
commit | 6a5caaed83c093f7e3ce67284cd14831db5b1b66 (patch) | |
tree | 6f31e70927858f2bafcfc481e337a665090bdb8e /camel/camel-cipher-context.c | |
parent | 169d9ae19a0eb165edc757eca753a757a02f60f7 (diff) | |
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This commit was manufactured by cvs2svn to create tagMERGE_TO_HEAD_1
'MERGE_TO_HEAD_1'.
svn path=/tags/MERGE_TO_HEAD_1/; revision=12887
Diffstat (limited to 'camel/camel-cipher-context.c')
-rw-r--r-- | camel/camel-cipher-context.c | 450 |
1 files changed, 0 insertions, 450 deletions
diff --git a/camel/camel-cipher-context.c b/camel/camel-cipher-context.c deleted file mode 100644 index 68ead9d01b..0000000000 --- a/camel/camel-cipher-context.c +++ /dev/null @@ -1,450 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * Authors: Jeffrey Stedfast <fejj@ximian.com> - * - * Copyright 2001 Ximian, Inc. (www.ximian.com) - * - * 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 - * (at your option) 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., 59 Temple Street #330, Boston, MA 02111-1307, USA. - * - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include "camel-cipher-context.h" - -#include <glib.h> - -#include <iconv.h> - -#ifdef ENABLE_THREADS -#include <pthread.h> -#define CIPHER_LOCK(ctx) g_mutex_lock (((CamelCipherContext *) ctx)->priv->lock) -#define CIPHER_UNLOCK(ctx) g_mutex_unlock (((CamelCipherContext *) ctx)->priv->lock); -#else -#define CIPHER_LOCK(ctx) -#define CIPHER_UNLOCK(ctx) -#endif - -#define d(x) - -#define CCC_CLASS(o) CAMEL_CIPHER_CONTEXT_CLASS(CAMEL_OBJECT_GET_CLASS(o)) - -struct _CamelCipherContextPrivate { -#ifdef ENABLE_THREADS - GMutex *lock; -#endif -}; - -static int cipher_sign (CamelCipherContext *ctx, const char *userid, CamelCipherHash hash, - CamelStream *istream, CamelStream *ostream, CamelException *ex); -static int cipher_clearsign (CamelCipherContext *context, const char *userid, - CamelCipherHash hash, CamelStream *istream, - CamelStream *ostream, CamelException *ex); -static CamelCipherValidity *cipher_verify (CamelCipherContext *context, CamelCipherHash hash, - CamelStream *istream, CamelStream *sigstream, - CamelException *ex); -static int cipher_encrypt (CamelCipherContext *context, gboolean sign, const char *userid, - GPtrArray *recipients, CamelStream *istream, - CamelStream *ostream, CamelException *ex); -static int cipher_decrypt (CamelCipherContext *context, CamelStream *istream, - CamelStream *ostream, CamelException *ex); - -static CamelObjectClass *parent_class; - -static void -camel_cipher_context_init (CamelCipherContext *context) -{ - context->priv = g_new0 (struct _CamelCipherContextPrivate, 1); -#ifdef ENABLE_THREADS - context->priv->lock = g_mutex_new (); -#endif -} - -static void -camel_cipher_context_finalise (CamelObject *o) -{ - CamelCipherContext *context = (CamelCipherContext *)o; - - camel_object_unref (CAMEL_OBJECT (context->session)); - -#ifdef ENABLE_THREADS - g_mutex_free (context->priv->lock); -#endif - - g_free (context->priv); -} - -static void -camel_cipher_context_class_init (CamelCipherContextClass *camel_cipher_context_class) -{ - parent_class = camel_type_get_global_classfuncs (camel_object_get_type ()); - - camel_cipher_context_class->sign = cipher_sign; - camel_cipher_context_class->clearsign = cipher_clearsign; - camel_cipher_context_class->verify = cipher_verify; - camel_cipher_context_class->encrypt = cipher_encrypt; - camel_cipher_context_class->decrypt = cipher_decrypt; -} - -CamelType -camel_cipher_context_get_type (void) -{ - static CamelType type = CAMEL_INVALID_TYPE; - - if (type == CAMEL_INVALID_TYPE) { - type = camel_type_register (camel_object_get_type (), - "CamelCipherContext", - sizeof (CamelCipherContext), - sizeof (CamelCipherContextClass), - (CamelObjectClassInitFunc) camel_cipher_context_class_init, - NULL, - (CamelObjectInitFunc) camel_cipher_context_init, - (CamelObjectFinalizeFunc) camel_cipher_context_finalise); - } - - return type; -} - - -/** - * camel_cipher_context_new: - * @session: CamelSession - * - * This creates a new CamelCipherContext object which is used to sign, - * verify, encrypt and decrypt streams. - * - * Return value: the new CamelCipherContext - **/ -CamelCipherContext * -camel_cipher_context_new (CamelSession *session) -{ - CamelCipherContext *context; - - g_return_val_if_fail (session != NULL, NULL); - - context = CAMEL_CIPHER_CONTEXT (camel_object_new (CAMEL_CIPHER_CONTEXT_TYPE)); - - camel_object_ref (CAMEL_OBJECT (session)); - context->session = session; - - return context; -} - - -/** - * camel_cipher_context_construct: - * @context: CamelCipherContext - * @session: CamelSession - * - * Constucts the CamelCipherContext - **/ -void -camel_cipher_context_construct (CamelCipherContext *context, CamelSession *session) -{ - g_return_if_fail (CAMEL_IS_CIPHER_CONTEXT (context)); - g_return_if_fail (CAMEL_IS_SESSION (session)); - - camel_object_ref (CAMEL_OBJECT (session)); - context->session = session; -} - - -static int -cipher_sign (CamelCipherContext *ctx, const char *userid, CamelCipherHash hash, - CamelStream *istream, CamelStream *ostream, CamelException *ex) -{ - camel_exception_set (ex, CAMEL_EXCEPTION_SYSTEM, - _("Signing is not supported by this cipher")); - return -1; -} - -/** - * camel_cipher_sign: - * @context: Cipher Context - * @userid: private key to use to sign the stream - * @hash: preferred Message-Integrity-Check hash algorithm - * @istream: input stream - * @ostream: output stream - * @ex: exception - * - * Signs the input stream and writes the resulting signature to the output stream. - * - * Return value: 0 for success or -1 for failure. - **/ -int -camel_cipher_sign (CamelCipherContext *context, const char *userid, CamelCipherHash hash, - CamelStream *istream, CamelStream *ostream, CamelException *ex) -{ - int retval; - - g_return_val_if_fail (CAMEL_IS_CIPHER_CONTEXT (context), -1); - - CIPHER_LOCK(context); - - retval = CCC_CLASS (context)->sign (context, userid, hash, istream, ostream, ex); - - CIPHER_UNLOCK(context); - - return retval; -} - - -static int -cipher_clearsign (CamelCipherContext *context, const char *userid, CamelCipherHash hash, - CamelStream *istream, CamelStream *ostream, CamelException *ex) -{ - camel_exception_set (ex, CAMEL_EXCEPTION_SYSTEM, - _("Clearsigning is not supported by this cipher")); - return -1; -} - -/** - * camel_cipher_clearsign: - * @context: Cipher Context - * @userid: key id or email address of the private key to sign with - * @hash: preferred Message-Integrity-Check hash algorithm - * @istream: input stream - * @ostream: output stream - * @ex: exception - * - * Clearsigns the input stream and writes the resulting clearsign to the output stream. - * - * Return value: 0 for success or -1 for failure. - **/ -int -camel_cipher_clearsign (CamelCipherContext *context, const char *userid, CamelCipherHash hash, - CamelStream *istream, CamelStream *ostream, CamelException *ex) -{ - int retval; - - g_return_val_if_fail (CAMEL_IS_CIPHER_CONTEXT (context), -1); - - CIPHER_LOCK(context); - - retval = CCC_CLASS (context)->clearsign (context, userid, hash, istream, ostream, ex); - - CIPHER_UNLOCK(context); - - return retval; -} - - -static CamelCipherValidity * -cipher_verify (CamelCipherContext *context, CamelCipherHash hash, CamelStream *istream, - CamelStream *sigstream, CamelException *ex) -{ - camel_exception_set (ex, CAMEL_EXCEPTION_SYSTEM, - _("Verifying is not supported by this cipher")); - return NULL; -} - -/** - * camel_cipher_verify: - * @context: Cipher Context - * @istream: input stream - * @sigstream: optional detached-signature stream - * @ex: exception - * - * Verifies the signature. If @istream is a clearsigned stream, - * you should pass %NULL as the sigstream parameter. Otherwise - * @sigstream is assumed to be the signature stream and is used to - * verify the integirity of the @istream. - * - * Return value: a CamelCipherValidity structure containing information - * about the integrity of the input stream or %NULL on failure to - * execute at all. - **/ -CamelCipherValidity * -camel_cipher_verify (CamelCipherContext *context, CamelCipherHash hash, CamelStream *istream, - CamelStream *sigstream, CamelException *ex) -{ - CamelCipherValidity *valid; - - g_return_val_if_fail (CAMEL_IS_CIPHER_CONTEXT (context), NULL); - - CIPHER_LOCK(context); - - valid = CCC_CLASS (context)->verify (context, hash, istream, sigstream, ex); - - CIPHER_UNLOCK(context); - - return valid; -} - - -static int -cipher_encrypt (CamelCipherContext *context, gboolean sign, const char *userid, GPtrArray *recipients, - CamelStream *istream, CamelStream *ostream, CamelException *ex) -{ - camel_exception_set (ex, CAMEL_EXCEPTION_SYSTEM, - _("Encryption is not supported by this cipher")); - return -1; -} - -/** - * camel_cipher_encrypt: - * @context: Cipher Context - * @sign: sign as well as encrypt - * @userid: key id (or email address) to use when signing (assuming @sign is %TRUE) - * @recipients: an array of recipient key ids and/or email addresses - * @istream: cleartext input stream - * @ostream: ciphertext output stream - * @ex: exception - * - * Encrypts (and optionally signs) the cleartext input stream and - * writes the resulting ciphertext to the output stream. - * - * Return value: 0 for success or -1 for failure. - **/ -int -camel_cipher_encrypt (CamelCipherContext *context, gboolean sign, const char *userid, GPtrArray *recipients, - CamelStream *istream, CamelStream *ostream, CamelException *ex) -{ - int retval; - - g_return_val_if_fail (CAMEL_IS_CIPHER_CONTEXT (context), -1); - - CIPHER_LOCK(context); - - retval = CCC_CLASS (context)->encrypt (context, sign, userid, recipients, istream, ostream, ex); - - CIPHER_UNLOCK(context); - - return retval; -} - - -static int -cipher_decrypt (CamelCipherContext *context, CamelStream *istream, - CamelStream *ostream, CamelException *ex) -{ - camel_exception_set (ex, CAMEL_EXCEPTION_SYSTEM, - _("Decryption is not supported by this cipher")); - return -1; -} - -/** - * camel_cipher_decrypt: - * @context: Cipher Context - * @ciphertext: ciphertext stream (ie input stream) - * @cleartext: cleartext stream (ie output stream) - * @ex: exception - * - * Decrypts the ciphertext input stream and writes the resulting - * cleartext to the output stream. - * - * Return value: 0 for success or -1 for failure. - **/ -int -camel_cipher_decrypt (CamelCipherContext *context, CamelStream *istream, - CamelStream *ostream, CamelException *ex) -{ - int retval; - - g_return_val_if_fail (CAMEL_IS_CIPHER_CONTEXT (context), -1); - - CIPHER_LOCK(context); - - retval = CCC_CLASS (context)->decrypt (context, istream, ostream, ex); - - CIPHER_UNLOCK(context); - - return retval; -} - - -/* Cipher Validity stuff */ -struct _CamelCipherValidity { - gboolean valid; - gchar *description; -}; - -CamelCipherValidity * -camel_cipher_validity_new (void) -{ - CamelCipherValidity *validity; - - validity = g_new (CamelCipherValidity, 1); - validity->valid = FALSE; - validity->description = NULL; - - return validity; -} - -void -camel_cipher_validity_init (CamelCipherValidity *validity) -{ - g_assert (validity != NULL); - - validity->valid = FALSE; - validity->description = NULL; -} - -gboolean -camel_cipher_validity_get_valid (CamelCipherValidity *validity) -{ - if (validity == NULL) - return FALSE; - - return validity->valid; -} - -void -camel_cipher_validity_set_valid (CamelCipherValidity *validity, gboolean valid) -{ - g_assert (validity != NULL); - - validity->valid = valid; -} - -gchar * -camel_cipher_validity_get_description (CamelCipherValidity *validity) -{ - if (validity == NULL) - return NULL; - - return validity->description; -} - -void -camel_cipher_validity_set_description (CamelCipherValidity *validity, const gchar *description) -{ - g_assert (validity != NULL); - - g_free (validity->description); - validity->description = g_strdup (description); -} - -void -camel_cipher_validity_clear (CamelCipherValidity *validity) -{ - g_assert (validity != NULL); - - validity->valid = FALSE; - g_free (validity->description); - validity->description = NULL; -} - -void -camel_cipher_validity_free (CamelCipherValidity *validity) -{ - if (validity == NULL) - return; - - g_free (validity->description); - g_free (validity); -} |