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-rw-r--r--camel/camel-mime-filter-charset.c248
1 files changed, 0 insertions, 248 deletions
diff --git a/camel/camel-mime-filter-charset.c b/camel/camel-mime-filter-charset.c
deleted file mode 100644
index 4e59478683..0000000000
--- a/camel/camel-mime-filter-charset.c
+++ /dev/null
@@ -1,248 +0,0 @@
-/*
- * Copyright (C) 2000 Ximian Inc.
- *
- * Authors: Michael Zucchi <notzed@ximian.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library 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 Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-
-#include <iconv.h>
-
-#include <string.h>
-#include <errno.h>
-
-#include "camel-mime-filter-charset.h"
-#include "camel-charset-map.h"
-
-#define d(x)
-
-static void camel_mime_filter_charset_class_init (CamelMimeFilterCharsetClass *klass);
-static void camel_mime_filter_charset_init (CamelMimeFilterCharset *obj);
-static void camel_mime_filter_charset_finalize (CamelObject *o);
-
-static CamelMimeFilterClass *camel_mime_filter_charset_parent;
-
-CamelType
-camel_mime_filter_charset_get_type (void)
-{
- static CamelType type = CAMEL_INVALID_TYPE;
-
- if (type == CAMEL_INVALID_TYPE) {
- type = camel_type_register (camel_mime_filter_get_type (), "CamelMimeFilterCharset",
- sizeof (CamelMimeFilterCharset),
- sizeof (CamelMimeFilterCharsetClass),
- (CamelObjectClassInitFunc) camel_mime_filter_charset_class_init,
- NULL,
- (CamelObjectInitFunc) camel_mime_filter_charset_init,
- (CamelObjectFinalizeFunc) camel_mime_filter_charset_finalize);
- }
-
- return type;
-}
-
-static void
-camel_mime_filter_charset_finalize(CamelObject *o)
-{
- CamelMimeFilterCharset *f = (CamelMimeFilterCharset *)o;
-
- g_free(f->from);
- g_free(f->to);
- if (f->ic != (iconv_t)-1) {
- iconv_close(f->ic);
- f->ic = (iconv_t) -1;
- }
-}
-
-static void
-reset(CamelMimeFilter *mf)
-{
- CamelMimeFilterCharset *f = (CamelMimeFilterCharset *)mf;
- char buf[16];
- char *buffer;
- int outlen = 16;
-
- /* what happens with the output bytes if this resets the state? */
- if (f->ic != (iconv_t) -1) {
- buffer = buf;
- iconv(f->ic, NULL, 0, &buffer, &outlen);
- }
-}
-
-static void
-complete(CamelMimeFilter *mf, char *in, size_t len, size_t prespace, char **out, size_t *outlenptr, size_t *outprespace)
-{
- CamelMimeFilterCharset *f = (CamelMimeFilterCharset *)mf;
- int converted;
- const char *inbuf;
- char *outbuf;
- int inlen, outlen;
-
- if (f->ic == (iconv_t) -1) {
- goto donothing;
- }
-
- /* FIXME: there's probably a safer way to size this ...? */
- /* We could always resize if we run out of room in outbuf (but it'd be nice not
- to have to) */
- camel_mime_filter_set_size(mf, len*5+16, FALSE);
- inbuf = in;
- inlen = len;
- outbuf = mf->outbuf;
- outlen = mf->outsize;
-
- /* temporary fix to find another bug somewhere */
- d(memset(outbuf, 0, outlen));
-
- if (inlen>0) {
- converted = iconv(f->ic, &inbuf, &inlen, &outbuf, &outlen);
- if (converted == -1) {
- if (errno != EINVAL) {
- g_warning("error occured converting: %s", strerror(errno));
- goto donothing;
- }
- }
-
- if (inlen>0) {
- g_warning("Output lost in character conversion, invalid sequence encountered?");
- }
- }
-
- /* this 'resets' the output stream, returning back to the initial
- shift state for multishift charactersets */
- converted = iconv(f->ic, NULL, 0, &outbuf, &outlen);
- if (converted == -1) {
- g_warning("Conversion failed to complete: %s", strerror(errno));
- }
-
- /* debugging assertion - check for NUL's in output */
- d({
- int i;
-
- for (i=0;i<(mf->outsize - outlen);i++) {
- g_assert(mf->outbuf[i]);
- }
- });
-
- *out = mf->outbuf;
- *outlenptr = mf->outsize - outlen;
- *outprespace = mf->outpre;
- return;
-
-donothing:
- *out = in;
- *outlenptr = len;
- *outprespace = prespace;
-}
-
-static void
-filter(CamelMimeFilter *mf, char *in, size_t len, size_t prespace, char **out, size_t *outlenptr, size_t *outprespace)
-{
- CamelMimeFilterCharset *f = (CamelMimeFilterCharset *)mf;
- int converted;
- const char *inbuf;
- char *outbuf;
- int inlen, outlen;
-
- if (f->ic == (iconv_t) -1) {
- goto donothing;
- }
-
- /* FIXME: there's probably a safer way to size this ...? */
- camel_mime_filter_set_size(mf, len*5+16, FALSE);
- inbuf = in;
- inlen = len;
- outbuf = mf->outbuf;
- outlen = mf->outsize;
- converted = iconv(f->ic, &inbuf, &inlen, &outbuf, &outlen);
- if (converted == -1) {
- if (errno != EINVAL) {
- g_warning("error occured converting: %s", strerror(errno));
- goto donothing;
- }
- }
-
- /*
- NOTE: This assumes EINVAL only occurs because we ran out of
- bytes for a multibyte sequence, if not, we're in trouble.
- */
-
- if (inlen>0) {
- camel_mime_filter_backup(mf, inbuf, inlen);
- }
-
- *out = mf->outbuf;
- *outlenptr = mf->outsize - outlen;
- *outprespace = mf->outpre;
- return;
-
-donothing:
- *out = in;
- *outlenptr = len;
- *outprespace = prespace;
-}
-
-static void
-camel_mime_filter_charset_class_init (CamelMimeFilterCharsetClass *klass)
-{
- CamelMimeFilterClass *filter_class = (CamelMimeFilterClass *) klass;
-
- camel_mime_filter_charset_parent = CAMEL_MIME_FILTER_CLASS (camel_type_get_global_classfuncs (camel_mime_filter_get_type ()));
-
- filter_class->reset = reset;
- filter_class->filter = filter;
- filter_class->complete = complete;
-}
-
-static void
-camel_mime_filter_charset_init (CamelMimeFilterCharset *obj)
-{
- obj->ic = (iconv_t)-1;
-}
-
-/**
- * camel_mime_filter_charset_new:
- *
- * Create a new CamelMimeFilterCharset object.
- *
- * Return value: A new CamelMimeFilterCharset widget.
- **/
-CamelMimeFilterCharset *
-camel_mime_filter_charset_new (void)
-{
- CamelMimeFilterCharset *new = CAMEL_MIME_FILTER_CHARSET (camel_object_new (camel_mime_filter_charset_get_type ()));
- return new;
-}
-
-CamelMimeFilterCharset *
-camel_mime_filter_charset_new_convert (const char *from_charset, const char *to_charset)
-{
- CamelMimeFilterCharset *new = CAMEL_MIME_FILTER_CHARSET (camel_object_new (camel_mime_filter_charset_get_type ()));
-
- from_charset = camel_charset_to_iconv (from_charset);
- to_charset = camel_charset_to_iconv (to_charset);
-
- new->ic = iconv_open (to_charset, from_charset);
- if (new->ic == (iconv_t) -1) {
- g_warning("Cannot create charset conversion from %s to %s: %s", from_charset, to_charset, strerror(errno));
- camel_object_unref ((CamelObject *)new);
- new = NULL;
- } else {
- new->from = g_strdup (from_charset);
- new->to = g_strdup (to_charset);
- }
-
- return new;
-}
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