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Annotation of embedaddon/strongswan/src/libcharon/plugins/android_log/android_log_logger.c, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * Copyright (C) 2010-2012 Tobias Brunner
                      3:  * HSR Hochschule fuer Technik Rapperswil
                      4:  *
                      5:  * This program is free software; you can redistribute it and/or modify it
                      6:  * under the terms of the GNU General Public License as published by the
                      7:  * Free Software Foundation; either version 2 of the License, or (at your
                      8:  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
                      9:  *
                     10:  * This program is distributed in the hope that it will be useful, but
                     11:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
                     12:  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
                     13:  * for more details.
                     14:  */
                     15: 
                     16: #include <string.h>
                     17: #include <android/log.h>
                     18: 
                     19: #include "android_log_logger.h"
                     20: 
                     21: #include <library.h>
                     22: #include <daemon.h>
                     23: #include <threading/mutex.h>
                     24: 
                     25: typedef struct private_android_log_logger_t private_android_log_logger_t;
                     26: 
                     27: /**
                     28:  * Private data of an android_log_logger_t object
                     29:  */
                     30: struct private_android_log_logger_t {
                     31: 
                     32:        /**
                     33:         * Public interface
                     34:         */
                     35:        android_log_logger_t public;
                     36: 
                     37:        /**
                     38:         * logging level
                     39:         */
                     40:        int level;
                     41: 
                     42:        /**
                     43:         * Mutex to ensure multi-line log messages are not torn apart
                     44:         */
                     45:        mutex_t *mutex;
                     46: };
                     47: 
                     48: METHOD(logger_t, log_, void,
                     49:        private_android_log_logger_t *this, debug_t group, level_t level,
                     50:        int thread, ike_sa_t* ike_sa, const char *message)
                     51: {
                     52:        int prio = level > 1 ? ANDROID_LOG_DEBUG : ANDROID_LOG_INFO;
                     53:        char sgroup[16];
                     54:        const char *current = message, *next;
                     55:        snprintf(sgroup, sizeof(sgroup), "%N", debug_names, group);
                     56:        this->mutex->lock(this->mutex);
                     57:        while (TRUE)
                     58:        {       /* log each line separately */
                     59:                next = strchr(current, '\n');
                     60:                if (next == NULL)
                     61:                {
                     62:                        __android_log_print(prio, "charon", "%.2d[%s] %s\n",
                     63:                                                                thread, sgroup, current);
                     64:                        break;
                     65:                }
                     66:                __android_log_print(prio, "charon", "%.2d[%s] %.*s\n",
                     67:                                                        thread, sgroup, (int)(next - current), current);
                     68:                current = next + 1;
                     69:        }
                     70:        this->mutex->unlock(this->mutex);
                     71: }
                     72: 
                     73: METHOD(logger_t, get_level, level_t,
                     74:        private_android_log_logger_t *this, debug_t group)
                     75: {
                     76:        return this->level;
                     77: }
                     78: 
                     79: METHOD(android_log_logger_t, destroy, void,
                     80:        private_android_log_logger_t *this)
                     81: {
                     82:        this->mutex->destroy(this->mutex);
                     83:        free(this);
                     84: }
                     85: 
                     86: /**
                     87:  * Described in header.
                     88:  */
                     89: android_log_logger_t *android_log_logger_create()
                     90: {
                     91:        private_android_log_logger_t *this;
                     92: 
                     93:        INIT(this,
                     94:                .public = {
                     95:                        .logger = {
                     96:                                .log = _log_,
                     97:                                .get_level = _get_level,
                     98:                        },
                     99:                        .destroy = _destroy,
                    100:                },
                    101:                .mutex = mutex_create(MUTEX_TYPE_DEFAULT),
                    102:                .level = lib->settings->get_int(lib->settings,
                    103:                                                                "%s.plugins.android_log.loglevel", 1, lib->ns),
                    104:        );
                    105: 
                    106:        return &this->public;
                    107: }
                    108: