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Diffstat (limited to 'main/minimime/mm_codecs.c')
| -rw-r--r-- | main/minimime/mm_codecs.c | 250 |
1 files changed, 0 insertions, 250 deletions
diff --git a/main/minimime/mm_codecs.c b/main/minimime/mm_codecs.c deleted file mode 100644 index 23f94aeba..000000000 --- a/main/minimime/mm_codecs.c +++ /dev/null @@ -1,250 +0,0 @@ -/* - * $Id$ - * - * MiniMIME - a library for handling MIME messages - * - * Copyright (C) 2003 Jann Fischer <rezine@mistrust.net> - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the author nor the names of the contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY JANN FISCHER AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL JANN FISCHER OR THE VOICES IN HIS HEAD - * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF - * THE POSSIBILITY OF SUCH DAMAGE. - */ -#include <sys/types.h> -#include <sys/stat.h> -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <fcntl.h> -#include <string.h> -#include <assert.h> - -#include "mm_internal.h" -#include "mm_util.h" - -extern struct mm_codecs codecs; - -/** @file mm_codecs.c - * - * This module contains functions to manipulate MiniMIME codecs - * - */ - -/** @defgroup codecs Manipulating MiniMIME codecs */ - -/** @{ - * @name Codec manipulation - */ - -/** - * Looks up whether a context has an decoder installed for a given encoding - * - * @param encoding The encoding specifier to look up - * @return 1 if a decoder is installed or 0 if not - * @ingroup codecs - */ -int -mm_codec_hasdecoder(const char *encoding) -{ - struct mm_codec *codec; - - assert(encoding != NULL); - - SLIST_FOREACH(codec, &codecs, next) { - assert(codec->encoding != NULL); - if (!strcasecmp(codec->encoding, encoding)) { - if (codec->decoder != NULL) - return 1; - else - return 0; - } - } - - return 0; -} - -/** - * Looks up whether a context has an encoder installed for a given encoding - * - * @param ctx A valid MIME context - * @param encoding The encoding specifier to look up - * @return 1 if an encoder is installed or 0 if not - * @ingroup codecs - */ -int -mm_codec_hasencoder(const char *encoding) -{ - struct mm_codec *codec; - - assert(encoding != NULL); - - SLIST_FOREACH(codec, &codecs, next) { - assert(codec->encoding != NULL); - if (!strcasecmp(codec->encoding, encoding)) { - if (codec->encoder != NULL) - return 1; - else - return 0; - } - } - - return 0; -} - -/** - * Looks up whether a codec for a given encoding is installed to a context - * - * @param encoding The encoding specifier to look up - * @return 1 if a codec was found or 0 if not - * @ingroup codecs - */ -int -mm_codec_isregistered(const char *encoding) -{ - struct mm_codec *codec; - - assert(encoding != NULL); - - SLIST_FOREACH(codec, &codecs, next) { - if (!strcasecmp(codec->encoding, encoding)) { - return 1; - } - } - - return 0; -} - -/** - * Registers a codec with the MiniMIME library - * - * @param encoding The encoding specifier for which to register the codec - * @param encoder The encoder function for this encoding - * @param decoder The decoder function for this encoding - * @return 1 if successfull or 0 if not - * @ingroup codecs - * - * This function registers a codec for a given MiniMIME context. The codec - * may provide an decoder, an encoder or both (but not none). If there is - * a codec already installed for this encoding, the function will puke. - */ -int -mm_codec_register(const char *encoding, - char *(*encoder)(char *data, uint32_t i), - char *(*decoder)(char *data)) -{ - struct mm_codec *codec; - - assert(encoding != NULL); - - assert(mm_codec_isregistered(encoding) != 1); - - codec = (struct mm_codec *)xmalloc(sizeof(struct mm_codec)); - - codec->encoding = xstrdup(encoding); - codec->encoder = encoder; - codec->decoder = decoder; - - if (SLIST_EMPTY(&codecs)) { - SLIST_INSERT_HEAD(&codecs, codec, next); - return 1; - } else { - struct mm_codec *lcodec, *tcodec; - tcodec = NULL; - SLIST_FOREACH(lcodec, &codecs, next) { - if (lcodec != NULL) - tcodec = lcodec; - } - assert(tcodec != NULL); - SLIST_INSERT_AFTER(tcodec, codec, next); - return 1; - } - - return 0; -} - -/** - * Unregisters a MiniMIME codec - * - * @param encoding The encoding specifier which to unregister - * @return 0 if unregistered successfully, or -1 if there was no such codec - * @ingroup codecs - */ -int -mm_codec_unregister(const char *encoding) -{ - struct mm_codec *codec; - - assert(encoding != NULL); - - SLIST_FOREACH(codec, &codecs, next) { - if (!strcasecmp(codec->encoding, encoding)) { - xfree(codec->encoding); - xfree(codec); - codec = NULL; - return 0; - } - } - - return -1; -} - -/** - * Unregisters all codecs within a context - * - * @param ctx A valid MiniMIME context - * @return 0 if all codecs were unregistered successfully or -1 if an error - * occured. - * @note Foobar - */ -int -mm_codec_unregisterall(void) -{ - struct mm_codec *codec; - - SLIST_FOREACH(codec, &codecs, next) { - if (mm_codec_unregister(codec->encoding) == -1) { - return -1; - } - } - - return 0; -} - -/** - * Registers the default codecs to a MiniMIME context - * - * This functions registers the codecs for the following encodings to a - * MiniMIME context: - * - * - Base64 - * - (TODO:) Quoted-Printable - */ -void -mm_codec_registerdefaultcodecs(void) -{ - mm_codec_register("base64", mm_base64_encode, mm_base64_decode); -} - - -/** @} */ |