author | hallski <hallski> |
Sun, 10 Sep 2006 22:09:45 +0000 | |
changeset 175 | 5e665ffe3e9c |
parent 99 | 81e9d035de02 |
child 140 | 103227122f45 |
permissions | -rw-r--r-- |
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ |
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/* |
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81e9d035de02
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* Copyright (C) 2003 Imendio AB |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public License as |
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* published by the Free Software Foundation; either version 2 of the |
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* License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with this program; if not, write to the |
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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* Boston, MA 02111-1307, USA. |
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*/ |
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||
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#include <config.h> |
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#include <string.h> |
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#include <stdio.h> |
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#include <time.h> |
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#include "lm-internals.h" |
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#include "lm-utils.h" |
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||
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LmCallback * |
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_lm_utils_new_callback (gpointer func, |
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gpointer user_data, |
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GDestroyNotify notify) |
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{ |
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LmCallback *cb; |
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cb = g_new0 (LmCallback, 1); |
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cb->func = func; |
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cb->user_data = user_data; |
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cb->notify = notify; |
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return cb; |
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} |
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void |
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_lm_utils_free_callback (LmCallback *cb) |
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{ |
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if (!cb) { |
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return; |
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} |
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if (cb->notify) { |
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(* cb->notify) (cb->user_data); |
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} |
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g_free (cb); |
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} |
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||
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gchar * |
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_lm_utils_generate_id (void) |
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{ |
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static gint number = 0; |
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return g_strdup_printf ("msg_%d", ++number); |
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} |
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gchar * |
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_lm_utils_base64_encode (const gchar *s) |
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{ |
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static const gchar *base64chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; |
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guint i, j; |
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guint32 bits = 0; |
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guint maxlen = (strlen(s) * 2) + 3; |
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gchar *str; |
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str = g_malloc(maxlen); |
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j = 0; |
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for (i = 0; i < strlen(s); i++) { |
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bits <<= 8; |
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bits |= s[i] & 0xff; |
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if (!((i+1) % 3)) { |
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guint indices[4]; |
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indices[0] = (bits >> 18) & 0x3f; |
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indices[1] = (bits >> 12) & 0x3f; |
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indices[2] = (bits >> 6) & 0x3f; |
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indices[3] = bits & 0x3f; |
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bits = 0; |
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str[j++] = base64chars[(indices[0])]; |
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str[j++] = base64chars[(indices[1])]; |
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str[j++] = base64chars[(indices[2])]; |
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str[j++] = base64chars[(indices[3])]; |
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} |
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} |
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if (j + 4 < maxlen) { |
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if ((i % 3) == 1) { |
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guint indices[2]; |
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|
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indices[0] = (bits >> 2) & 0x3f; |
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indices[1] = (bits << 4) & 0x3f; |
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|
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str[j++] = base64chars[(indices[0])]; |
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str[j++] = base64chars[(indices[1])]; |
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str[j++] = '='; |
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str[j++] = '='; |
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} else if ((i % 3) == 2) { |
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guint indices[3]; |
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|
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indices[0] = (bits >> 10) & 0x3f; |
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indices[1] = (bits >> 4) & 0x3f; |
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indices[2] = (bits << 2) & 0x3f; |
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|
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str[j++] = base64chars[(indices[0])]; |
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str[j++] = base64chars[(indices[1])]; |
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str[j++] = base64chars[(indices[2])]; |
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str[j++] = '='; |
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} |
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} |
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str[j] = '\0'; |
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return str; |
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} |
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struct tm * |
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lm_utils_get_localtime (const gchar *stamp) |
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{ |
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struct tm tm; |
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time_t t; |
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gint year, month; |
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/* 20021209T23:51:30 */ |
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sscanf (stamp, "%4d%2d%2dT%2d:%2d:%2d", |
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&year, &month, &tm.tm_mday, &tm.tm_hour, |
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&tm.tm_min, &tm.tm_sec); |
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tm.tm_year = year - 1900; |
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tm.tm_mon = month - 1; |
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tm.tm_isdst = -1; |
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t = mktime (&tm); |
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#if defined(HAVE_TM_GMTOFF) |
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t += tm.tm_gmtoff; |
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#elif defined(HAVE_TIMEZONE) |
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t -= timezone; |
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if (tm.tm_isdst > 0) { |
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t += 3600; |
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} |
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#endif |
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return localtime (&t); |
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} |
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