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-rw-r--r--camel/providers/mbox/camel-mbox-utils.c574
1 files changed, 0 insertions, 574 deletions
diff --git a/camel/providers/mbox/camel-mbox-utils.c b/camel/providers/mbox/camel-mbox-utils.c
deleted file mode 100644
index f341210f71..0000000000
--- a/camel/providers/mbox/camel-mbox-utils.c
+++ /dev/null
@@ -1,574 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-/* Various utilities for the mbox provider */
-
-/*
- * Authors :
- * Bertrand Guiheneuf <bertrand@helixcode.com>
- *
- * Copyright (C) 1999 Helix Code.
- *
- * 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 Place, Suite 330, Boston, MA 02111-1307
- * USA
- */
-
-
-/* "xev" stands for x-evolution, which is the name of the
- * evolution specific header where are stored informations
- * like :
- * - mail status
- * - mail uid
- * ...
- *
- *
- * The evolution line has the following format :
- *
- * X-Evolution:XXXXX-X
- * \___/ \/
- * UID ---' `- Status
- *
- * the UID is internally used as a 32 bits long integer, but only the first 24 bits are
- * used. The UID is coded as a string on 4 characters. Each character is a 6 bits
- * integer coded using the b64 alphabet.
- *
- */
-
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <errno.h>
-#include <string.h>
-
-
-#include <glib.h>
-#include "camel-mbox-utils.h"
-#include "camel-mbox-parser.h"
-#include "camel-mbox-summary.h"
-#include "camel-mime-message.h"
-#include "camel/camel-mime-part.h"
-#include "camel/camel-multipart.h"
-#include "camel/camel-stream-fs.h"
-
-static gchar b64_alphabet[64] =
-"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
-
-
-
-static void
-uid_to_string (guint32 uid, gchar string[4])
-{
-
- string [0] = b64_alphabet [(uid >> 18) & 0x3f];
- string [1] = b64_alphabet [(uid >> 12) & 0x3f];
- string [2] = b64_alphabet [(uid >> 6) & 0x3f];
- string [3] = b64_alphabet [(uid ) & 0x3f];
-}
-
-
-static guint32
-string_to_uid (gchar *string)
-{
- guint32 i;
-
- i =
- (((string [0] >= 97) ? ( string [0] - 71 ) :
- ((string [0] >= 65) ? ( string [0] - 65 ) :
- ((string [0] >= 48) ? ( string [0] + 4 ) :
- ((string [0] == 43) ? 62 : 63 )))) << 18)
-
- + (((string [1] >= 97) ? ( string [1] - 71 ) :
- ((string [1] >= 65) ? ( string [1] - 65 ) :
- ((string [1] >= 48) ? ( string [1] + 4 ) :
- ((string [1] == 43) ? 62 : 63 )))) << 12)
-
-
- + ((((string [2] >= 97) ? ( string [2] - 71 ) :
- ((string [2] >= 65) ? ( string [2] - 65 ) :
- ((string [2] >= 48) ? ( string [2] + 4 ) :
- ((string [2] == 43) ? 62 : 63 ))))) << 6)
-
-
- + (((string [3] >= 97) ? ( string [3] - 71 ) :
- ((string [3] >= 65) ? ( string [3] - 65 ) :
- ((string [3] >= 48) ? ( string [3] + 4 ) :
- ((string [3] == 43) ? 62 : 63 )))));
-
- return i;
-
-}
-
-
-static gchar
-flag_to_string (guchar status)
-{
- return b64_alphabet [status & 0x3f];
-}
-
-
-static guchar
-string_to_flag (gchar string)
-{
- return (string >= 97) ? ( string - 71 ) :
- ((string >= 65) ? ( string - 65 ) :
- ((string >= 48) ? ( string + 4 ) :
- ((string == 43) ? 62 : 63 )));
-}
-
-
-
-
-
-void
-camel_mbox_xev_parse_header_content (gchar header_content[6],
- guint32 *uid,
- guchar *status)
-{
-
- /* we assume that the first 4 characters of the header content
- are actually the uid stuff. If somebody messed with it ...
- toooo bad.
- */
- *uid = string_to_uid (header_content);
- *status = string_to_flag (header_content[5]);
-}
-
-void
-camel_mbox_xev_write_header_content (gchar header_content[6],
- guint32 uid,
- guchar status)
-{
- uid_to_string (uid, header_content);
- header_content[5] = flag_to_string (status);
- header_content[4] = '-';
-}
-
-
-
-
-
-
-void
-camel_mbox_copy_file_chunk (gint fd_src,
- gint fd_dest,
- glong nb_bytes,
- CamelException *ex)
-{
- gchar buffer [1000];
- glong nb_to_read;
- glong nb_read=1, v;
-
- nb_to_read = nb_bytes;
- while (nb_to_read > 0 && nb_read>0) {
-
- do {
- nb_read = read (fd_src, buffer, MIN (1000, nb_to_read));
- } while (nb_read == -1 && errno == EINTR);
-
-
- if (nb_read == -1) {
- camel_exception_setv (ex,
- CAMEL_EXCEPTION_FOLDER_INSUFFICIENT_PERMISSION,
- "could not read from the mbox file\n"
- "Full error is : %s\n",
- strerror (errno));
- return;
- }
-
-
- nb_to_read -= nb_read;
-
- do {
- v = write (fd_dest, buffer, nb_read);
- } while (v == -1 && errno == EINTR);
-
- if (v == -1) {
- camel_exception_setv (ex,
- CAMEL_EXCEPTION_FOLDER_INSUFFICIENT_PERMISSION,
- "could not write to the mbox copy file\n"
- "Full error is : %s\n",
- strerror (errno));
- return;
- }
-
-
- }
-
-
-
-}
-
-typedef void (*index_data_callback)(ibex *index, char *text, int len, int *left);
-
-/*
- needs to handle encoding?
-*/
-static void
-index_text(ibex *index, char *text, int len, int *left)
-{
- /*printf("indexing %.*s\n", len, text);*/
-
- ibex_index_buffer(index, "message", text, len, left);
-/*
- if (left) {
- printf("%d bytes left from indexing\n", *left);
- }
-*/
-}
-
-/*
- index html data, ignore tags for now.
- could also index attribute values?
- should also handle encoding types ...
- should convert everything to utf8
-*/
-static void
-index_html(ibex *index, char *text, int len, int *left)
-{
- static int state = 0;
- char indexbuf[128];
- char *out = indexbuf, *outend = indexbuf+128;
- char *in, *inend;
- int c;
-
- in = text;
- inend = text+len;
-
- /*printf("indexing html: %d %d %.*s\n", state, len, len, text);*/
-
- while (in<inend) {
- c = *in++;
- switch (state) {
- case 0: /* no tag */
- if (c=='<')
- state = 1;
- else {
- *out++ = c;
- if (out==outend) {
- index_text(index, indexbuf, out-indexbuf, left);
- memcpy(indexbuf, indexbuf+(out-indexbuf)-*left, *left);
- out = indexbuf+*left;
- printf("** %d bytes left\n", *left);
- }
- }
- break;
- case 1:
- if (c=='>')
- state = 0;
-#if 0
- else if (c=='"')
- state = 2;
- break;
- case 2:
- if (c=='"') {
- state = 1;
- }
-#endif
- break;
- }
- }
- index_text(index, indexbuf, out-indexbuf, left);
-}
-
-static void
-index_message_content(ibex *index, CamelDataWrapper *object)
-{
- CamelDataWrapper *containee;
- CamelStream *stream;
- int parts, i;
- int len;
- int left;
- char buffer[128];
-
- containee = camel_medium_get_content_object(CAMEL_MEDIUM(object));
-
- if (containee) {
- char *type = gmime_content_field_get_mime_type(containee->mime_type);
- index_data_callback callback = NULL;
-
- /*printf("type = %s\n", type);*/
-
- if (!strcasecmp(type, "text/plain")) {
- callback = index_text;
- } else if (!strcasecmp(type, "text/html")) {
- callback = index_html;
- } else if (!strncasecmp(type, "multipart/", 10)) {
- parts = camel_multipart_get_number (CAMEL_MULTIPART(containee));
- /*printf("multipart message, scanning contents %d parts ...\n", parts);*/
- for (i=0;i<parts;i++) {
- index_message_content(index, CAMEL_DATA_WRAPPER (camel_multipart_get_part(CAMEL_MULTIPART(containee), i)));
- }
- } else {
- /*printf("\nunknwon format, ignored\n");*/
- }
-
- if (callback) {
- int total=0;
-
- /*printf("reading containee\n");
-
- printf("containee = %p\n", containee);*/
-
- stream = camel_data_wrapper_get_output_stream(containee);
- left = 0;
-
- if (stream) {
- /*printf("stream = %p\n", stream);*/
- while ( (len = camel_stream_read(stream, buffer+left, sizeof(buffer)-left)) > 0) {
- total = len+left;
- callback(index, buffer, total, &left);
- if (left>0) {
- memcpy(buffer, buffer+total-left, left);
- }
- }
- callback(index, buffer+total-left, left, NULL);
-
- /*camel_stream_close(stream);*/
- /*printf("\n");*/
- } else {
- g_warning("cannot get stream for message?");
- }
- }
-
- g_free(type);
- } else {
- printf("no containee?\n");
- }
-}
-
-
-static void
-index_message(ibex *index, int fd, CamelMboxParserMessageInfo *mi)
-{
- off_t pos;
- CamelStream *stream;
- CamelMimeMessage *message;
- int newfd;
-
- if (index != NULL) {
- /*printf("indexing message\n %s\n %d for %d bytes\n", mi->from, mi->message_position, mi->size);*/
- pos = lseek(fd, 0, SEEK_CUR);
-
- /* the stream will close the fd we have */
- newfd = dup(fd);
- stream = camel_stream_fs_new_with_fd_and_bounds(newfd, mi->message_position, mi->message_position + mi->size);
- message = camel_mime_message_new_with_session( (CamelSession *)NULL);
-
- camel_data_wrapper_set_input_stream (
- CAMEL_DATA_WRAPPER (message), stream);
-
- index_message_content(index, CAMEL_DATA_WRAPPER (message));
-
- /* printf("messageid = '%s'\n", message->message_uid);*/
-
- gtk_object_unref (GTK_OBJECT (message));
- gtk_object_unref (GTK_OBJECT (stream));
-
- lseek(fd, pos, SEEK_SET);
- }
-}
-
-guint32
-camel_mbox_write_xev (CamelMboxFolder *folder,
- gchar *mbox_file_name,
- GArray *summary_information,
- guint32 *file_size,
- guint32 next_uid,
- CamelException *ex)
-{
- gint cur_msg;
- CamelMboxParserMessageInfo *cur_msg_info;
- gint fd1, fd2;
- guint bytes_to_copy = 0;
- glong cur_pos = 0;
- glong cur_offset = 0;
- glong end_of_last_message = 0;
- glong next_free_uid;
- gchar xev_header[20] = "X-Evolution:XXXX-X\n";
- gchar *tmp_file_name;
- gchar *tmp_file_name_secure;
- gint rename_result;
- gint unlink_result;
- int changed = FALSE;
-
- tmp_file_name = g_strdup_printf ("%s__.ev_tmp", mbox_file_name);
- tmp_file_name_secure = g_strdup_printf ("%s__.ev_tmp_secure", mbox_file_name);
-
- fd1 = open (mbox_file_name, O_RDONLY);
- fd2 = open (tmp_file_name,
- O_WRONLY | O_CREAT | O_TRUNC ,
- 0600);
-
- if (fd2 == -1) {
- camel_exception_setv (ex,
- CAMEL_EXCEPTION_FOLDER_INSUFFICIENT_PERMISSION,
- "could not create the temporary mbox copy file\n"
- "\t%s\n"
- "Full error is : %s\n",
- tmp_file_name,
- strerror (errno));
- return next_uid;
- }
-
- next_free_uid = next_uid;
- for (cur_msg = 0; cur_msg < summary_information->len; cur_msg++) {
-
- cur_msg_info = (CamelMboxParserMessageInfo *)(summary_information->data) + cur_msg;
- end_of_last_message = cur_msg_info->message_position + cur_msg_info->size;
-
- if (cur_msg_info->uid == 0) {
-
- bytes_to_copy = cur_msg_info->message_position
- + cur_msg_info->end_of_headers_offset
- - cur_pos;
-
- cur_pos = cur_msg_info->message_position
- + cur_msg_info->end_of_headers_offset;
-
- cur_msg_info->uid = next_free_uid;
- index_message(folder->index, fd1, cur_msg_info);
- changed = TRUE;
-
- camel_mbox_copy_file_chunk (fd1, fd2, bytes_to_copy, ex);
- if (camel_exception_get_id (ex)) {
- close (fd1);
- close (fd2);
- goto end;
- }
-
- cur_msg_info->status = 0;
-
- camel_mbox_xev_write_header_content (xev_header + 12, next_free_uid, 0);
- next_free_uid++;
- write (fd2, xev_header, 19);
- cur_offset += 19;
- cur_msg_info->size += 19;
- cur_msg_info->x_evolution_offset = cur_msg_info->end_of_headers_offset;
- cur_msg_info->x_evolution = g_strdup_printf ("%.6s", xev_header + 12);
- cur_msg_info->end_of_headers_offset += 19;
- *file_size += 19;
- cur_msg_info->message_position += cur_offset;
- } else {
- cur_msg_info->message_position += cur_offset;
- }
- }
-
- /* make sure the index is in sync */
- if (changed) {
- ibex_write(folder->index);
- }
-
- bytes_to_copy = end_of_last_message - cur_pos;
- camel_mbox_copy_file_chunk (fd1, fd2, bytes_to_copy, ex);
-
-
- /* close the original file as well as the
- newly created one */
- close (fd1);
- close (fd2);
-
-
-
- /* replace the mbox file with the temporary
- file we just created */
-
- /* first rename the old mbox file to a temporary file */
- rename_result = rename (mbox_file_name, tmp_file_name_secure);
- if (rename_result == -1) {
- camel_exception_set (ex,
- CAMEL_EXCEPTION_FOLDER_INSUFFICIENT_PERMISSION,
- "could not rename the mbox file to a temporary file");
- goto end;
- }
-
- /* then rename the newly created mbox file to the name
- of the original one */
- rename_result = rename (tmp_file_name, mbox_file_name);
- if (rename_result == -1) {
- camel_exception_set (ex,
- CAMEL_EXCEPTION_FOLDER_INSUFFICIENT_PERMISSION,
- "could not rename the X-Evolution fed file to the mbox file");
- goto end;
- }
-
- /* finally, remove the old renamed mbox file */
- unlink_result = unlink (tmp_file_name_secure);
- if (unlink_result == -1) {
- camel_exception_set (ex,
- CAMEL_EXCEPTION_FOLDER_INSUFFICIENT_PERMISSION,
- "could not remove the saved original mbox file");
- goto end;
- }
-
-
- end: /* free everything and return */
-
- g_free (tmp_file_name);
- g_free (tmp_file_name_secure);
- return next_free_uid;
-}
-
-
-
-
-
-
-GArray *
-parsed_information_to_mbox_summary (GArray *parsed_information)
-{
- guint cur_msg;
- CamelMboxParserMessageInfo *cur_msg_info;
- GArray *mbox_summary;
- CamelMboxSummaryInformation *cur_sum_info;
-
- mbox_summary = g_array_new (FALSE, FALSE, sizeof (CamelMboxSummaryInformation));
- mbox_summary = g_array_set_size (mbox_summary, parsed_information->len);
-
- for (cur_msg = 0; cur_msg < parsed_information->len; cur_msg++) {
-
- cur_msg_info = (CamelMboxParserMessageInfo *)(parsed_information->data) + cur_msg;
- cur_sum_info = (CamelMboxSummaryInformation *)(mbox_summary->data) + cur_msg;
-
- cur_sum_info->position = cur_msg_info->message_position;
-
- cur_sum_info->size = cur_msg_info->size;
-
- cur_sum_info->x_evolution_offset = cur_msg_info->x_evolution_offset;
-
- cur_sum_info->uid = cur_msg_info->uid;
- cur_sum_info->headers.uid = g_strdup_printf ("%d",
- cur_sum_info->uid);
-
- cur_sum_info->status = cur_msg_info->status;
-
- cur_sum_info->headers.subject = cur_msg_info->subject;
- cur_msg_info->subject = NULL;
-
- cur_sum_info->headers.sender = cur_msg_info->from;
- cur_msg_info->from = NULL;
-
- cur_sum_info->headers.to = cur_msg_info->to;
- cur_msg_info->to = NULL;
-
- /* XXX I'm guessing one of these is wrong. */
- cur_sum_info->headers.received_date = cur_msg_info->date;
- cur_sum_info->headers.sent_date = g_strdup (cur_msg_info->date);
- cur_msg_info->date = NULL;
-
- }
-
- return mbox_summary;
-}
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