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This commit was manufactured by cvs2svn to create tagGNOME_APPLETS_1_1_3
'GNOME_APPLETS_1_1_3'.
svn path=/tags/GNOME_APPLETS_1_1_3/; revision=1716
Diffstat (limited to 'camel/providers/mbox/camel-mbox-utils.c')
-rw-r--r-- | camel/providers/mbox/camel-mbox-utils.c | 385 |
1 files changed, 0 insertions, 385 deletions
diff --git a/camel/providers/mbox/camel-mbox-utils.c b/camel/providers/mbox/camel-mbox-utils.c deleted file mode 100644 index 64fb4cb283..0000000000 --- a/camel/providers/mbox/camel-mbox-utils.c +++ /dev/null @@ -1,385 +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-folder-summary.h" -#include "camel-mbox-summary.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, v; - - nb_to_read = nb_bytes; - while (nb_to_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_set (ex, - CAMEL_EXCEPTION_FOLDER_INSUFFICIENT_PERMISSION, - "could read from the mbox file"); - 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; - } - - - } - - - -} - - -guint32 -camel_mbox_write_xev (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; - 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; - - 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 , - S_IRUSR | S_IWUSR); - - 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; - - 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->uid = next_free_uid; - 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; - } - - - 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->status = cur_msg_info->status; - - cur_sum_info->subject = cur_msg_info->subject; - cur_msg_info->subject = NULL; - - cur_sum_info->sender = cur_msg_info->from; - cur_msg_info->from = NULL; - - cur_sum_info->to = cur_msg_info->to; - cur_msg_info->to = NULL; - - cur_sum_info->date = cur_msg_info->date; - cur_msg_info->date = NULL; - - } - - return mbox_summary; -} |