freebsd-ports-gnome - FreeBSD GNOME current development ports (https://github.com/freebsd/freebsd-ports-gnome)

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Diffstat (limited to 'editors/vim/Makefile')

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1 files changed, 8 insertions, 4 deletions

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; fill-column: 160 -*- */ /* camel-mime-part-utils : Utility for mime parsing and so on * * Authors: Bertrand Guiheneuf <bertrand@helixcode.com> * Michael Zucchi <notzed@ximian.com> * Jeffrey Stedfast <fejj@ximian.com> * * Copyright 1999, 2000 Ximian, Inc. (www.ximian.com) * * This program is free software; you can redistribute it and/or * modify it under the terms of version 2 of the GNU General Public * License as published by the Free Software Foundation. * * 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 Place, Suite 330, Boston, MA 02111-1307 * USA */ #ifdef HAVE_CONFIG_H #include <config.h> #endif #include <stdio.h> #include <string.h> #include <unistd.h> #include <errno.h> #include <gal/util/e-iconv.h> #include <gal/unicode/gunicode.h> #include "string-utils.h" #include "camel-mime-part-utils.h" #include "camel-mime-message.h" #include "camel-multipart.h" #include "camel-multipart-signed.h" #include "camel-seekable-substream.h" #include "camel-stream-fs.h" #include "camel-stream-filter.h" #include "camel-stream-mem.h" #include "camel-mime-filter-basic.h" #include "camel-mime-filter-charset.h" #include "camel-mime-filter-crlf.h" #include "camel-mime-filter-save.h" #include "camel-html-parser.h" #include "camel-charset-map.h" #define d(x) /*(printf("%s(%d): ", __FILE__, __LINE__),(x))*/ /* example: <META http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> */ static const char * check_html_charset(char *buffer, int length) { CamelHTMLParser *hp; const char *charset = NULL; camel_html_parser_t state; struct _header_content_type *ct; /* if we need to first base64/qp decode, do this here, sigh */ hp = camel_html_parser_new(); camel_html_parser_set_data(hp, buffer, length, TRUE); do { const char *data; int len; const char *val; state = camel_html_parser_step(hp, &data, &len); /* example: <META http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> */ switch(state) { case CAMEL_HTML_PARSER_ELEMENT: val = camel_html_parser_tag(hp); d(printf("Got tag: %s\n", val)); if (g_strcasecmp(val, "meta") == 0 && (val = camel_html_parser_attr(hp, "http-equiv")) && g_strcasecmp(val, "content-type") == 0 && (val = camel_html_parser_attr(hp, "content")) && (ct = header_content_type_decode(val))) { charset = header_content_type_param(ct, "charset"); charset = e_iconv_charset_name (charset); header_content_type_unref(ct); } break; default: /* ignore everything else */ break; } } while (charset == NULL && state != CAMEL_HTML_PARSER_EOF); camel_object_unref((CamelObject *)hp); return charset; } static GByteArray * convert_buffer (GByteArray *in, const char *to, const char *from) { size_t inleft, outleft, outlen, converted = 0; GByteArray *out = NULL; const char *inbuf; char *outbuf; iconv_t cd; if (in->len == 0) return g_byte_array_new(); d(printf("converting buffer from %s to %s: '%.*s'\n", from, to, (int)in->len, in->data)); cd = e_iconv_open(to, from); if (cd == (iconv_t) -1) { g_warning ("Cannot convert from '%s' to '%s': %s", from, to, g_strerror (errno)); return NULL; } outlen = in->len * 2 + 16; out = g_byte_array_new (); g_byte_array_set_size (out, outlen); inbuf = in->data; inleft = in->len; do { outbuf = out->data + converted; outleft = outlen - converted; converted = e_iconv (cd, &inbuf, &inleft, &outbuf, &outleft); if (converted == (size_t) -1) { if (errno != E2BIG && errno != EINVAL) goto fail; } /* * E2BIG There is not sufficient room at *outbuf. * * We just need to grow our outbuffer and try again. */ converted = outlen - outleft; if (errno == E2BIG) { outlen += inleft * 2 + 16; out = g_byte_array_set_size (out, outlen); outbuf = out->data + converted; } } while (errno == E2BIG && inleft > 0); /* * EINVAL An incomplete multibyte sequence has been encoun� * tered in the input. * * We'll just have to ignore it... */ /* flush the iconv conversion */ e_iconv (cd, NULL, NULL, &outbuf, &outleft); /* now set the true length on the GByteArray */ converted = outlen - outleft; g_byte_array_set_size (out, converted); e_iconv_close (cd); return out; fail: g_warning ("Cannot convert from '%s' to '%s': %s", from, to, g_strerror (errno)); g_byte_array_free (out, TRUE); e_iconv_close (cd); return NULL; } /* We don't really use the charset argument except for debugging... */ static gboolean broken_windows_charset (GByteArray *buffer, const char *charset) { register unsigned char *inptr; unsigned char *inend; inptr = buffer->data; inend = inptr + buffer->len; while (inptr < inend) { register unsigned char c = *inptr++; if (c >= 128 && c <= 159) { g_warning ("Encountered Windows charset parading as %s", charset); return TRUE; } } return FALSE; } static gboolean is_7bit (GByteArray *buffer) { register unsigned int i; for (i = 0; i < buffer->len; i++) if (buffer->data[i] > 127) return FALSE; return TRUE; } /* simple data wrapper */ static void simple_data_wrapper_construct_from_parser (CamelDataWrapper *dw, CamelMimeParser *mp) { CamelMimeFilter *fdec = NULL, *fcrlf = NULL; CamelMimeFilterBasicType enctype = 0; int len, decid = -1, crlfid = -1; struct _header_content_type *ct; const char *charset = NULL; GByteArray *buffer; char *encoding, *buf; CamelStream *mem; d(printf ("simple_data_wrapper_construct_from_parser()\n")); /* first, work out conversion, if any, required, we dont care about what we dont know about */ encoding = header_content_encoding_decode (camel_mime_parser_header (mp, "Content-Transfer-Encoding", NULL)); if (encoding) { if (!strcasecmp (encoding, "base64")) { d(printf("Adding base64 decoder ...\n")); enctype = CAMEL_MIME_FILTER_BASIC_BASE64_DEC; } else if (!strcasecmp (encoding, "quoted-printable")) { d(printf("Adding quoted-printable decoder ...\n")); enctype = CAMEL_MIME_FILTER_BASIC_QP_DEC; } else if (!strcasecmp (encoding, "x-uuencode")) { d(printf("Adding uudecoder ...\n")); enctype = CAMEL_MIME_FILTER_BASIC_UU_DEC; } g_free (encoding); if (enctype != 0) { fdec = (CamelMimeFilter *)camel_mime_filter_basic_new_type(enctype); decid = camel_mime_parser_filter_add (mp, fdec); } } /* If we're doing text, we also need to do CRLF->LF and may have to convert it to UTF8 as well. */ ct = camel_mime_parser_content_type(mp); if (header_content_type_is(ct, "text", "*")) { charset = header_content_type_param(ct, "charset"); charset = e_iconv_charset_name(charset); if (fdec) { d(printf("Adding CRLF conversion filter\n")); fcrlf = (CamelMimeFilter *)camel_mime_filter_crlf_new(CAMEL_MIME_FILTER_CRLF_DECODE, CAMEL_MIME_FILTER_CRLF_MODE_CRLF_ONLY); crlfid = camel_mime_parser_filter_add(mp, fcrlf); } } /* read in the entire content */ buffer = g_byte_array_new(); while (camel_mime_parser_step(mp, &buf, &len) != HSCAN_BODY_END) { d(printf("appending o/p data: %d: %.*s\n", len, len, buf)); g_byte_array_append(buffer, buf, len); } /* Possible Lame Mailer Alert... check the META tags for a charset */ if (!charset && header_content_type_is (ct, "text", "html")) charset = check_html_charset(buffer->data, buffer->len); /* if we need to do charset conversion, see if we can/it works/etc */ if (charset && !(strcasecmp (charset, "us-ascii") == 0 || strcasecmp (charset, "utf-8") == 0 || strncasecmp (charset, "x-", 2) == 0)) { GByteArray *out; /* You often see Microsoft Windows users announcing their texts * as being in ISO-8859-1 even when in fact they contain funny * characters from the Windows-CP1252 superset. */ if (!strncasecmp (charset, "iso-8859", 8)) { /* check for Windows-specific chars... */ if (broken_windows_charset (buffer, charset)) { charset = camel_charset_iso_to_windows (charset); charset = e_iconv_charset_name (charset); } } out = convert_buffer (buffer, "UTF-8", charset); if (out) { /* converted ok, use this data instead */ g_byte_array_free(buffer, TRUE); buffer = out; } else { /* else failed to convert, leave as raw? */ g_warning("Storing text as raw, unknown charset '%s' or invalid format", charset); dw->rawtext = TRUE; } } else if (header_content_type_is (ct, "text", "*")) { if (charset == NULL) { /* check that it's 7bit */ dw->rawtext = !is_7bit (buffer); } else if (!strncasecmp (charset, "x-", 2)) { /* we're not even going to bother trying to convert, so set the rawtext bit to TRUE and let the mailer deal with it. */ dw->rawtext = TRUE; } else if (!strcasecmp (charset, "utf-8")) { /* check that it is valid utf8 */ dw->rawtext = !g_utf8_validate (buffer->data, buffer->len, NULL); } } d(printf("message part kept in memory!\n")); mem = camel_stream_mem_new_with_byte_array(buffer); camel_data_wrapper_construct_from_stream(dw, mem); camel_object_unref((CamelObject *)mem); camel_mime_parser_filter_remove(mp, decid); camel_mime_parser_filter_remove(mp, crlfid); if (fdec) camel_object_unref((CamelObject *)fdec); if (fcrlf) camel_object_unref((CamelObject *)fcrlf); } /* This replaces the data wrapper repository ... and/or could be replaced by it? */ void camel_mime_part_construct_content_from_parser (CamelMimePart *dw, CamelMimeParser *mp) { CamelDataWrapper *content = NULL; switch (camel_mime_parser_state (mp)) { case HSCAN_HEADER: d(printf("Creating body part\n")); /* multipart/signed is some fucked up type that we must treat as binary data, fun huh, idiots. */


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