merged the modularization branch (credentials) back to trunk
This commit is contained in:
Martin Willi
+81
-165
@@ -1,13 +1,5 @@
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/**
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* @file library.c
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*
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* @brief Helper functions and definitions.
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*
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*/
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/*
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* Copyright (C) 2005-2006 Martin Willi
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* Copyright (C) 2005 Jan Hutter
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* Copyright (C) 2008 Martin Willi
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* Hochschule fuer Technik Rapperswil
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*
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* This program is free software; you can redistribute it and/or modify it
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@@ -19,175 +11,99 @@
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* $Id$
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*/
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#include <string.h>
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#include <time.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include <pthread.h>
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#include "library.h"
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#include <printf_hook.h>
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#include <stdlib.h>
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ENUM(status_names, SUCCESS, DESTROY_ME,
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"SUCCESS",
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"FAILED",
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"OUT_OF_RES",
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"ALREADY_DONE",
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"NOT_SUPPORTED",
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"INVALID_ARG",
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"NOT_FOUND",
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"PARSE_ERROR",
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"VERIFY_ERROR",
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"INVALID_STATE",
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"DESTROY_ME",
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"NEED_MORE",
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);
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#include <utils.h>
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#include <chunk.h>
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#include <utils/identification.h>
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#include <utils/host.h>
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#include <utils/leak_detective.h>
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typedef struct private_library_t private_library_t;
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/**
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* Described in header.
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* private data of library
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*/
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void *clalloc(void * pointer, size_t size)
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struct private_library_t {
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/**
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* public functions
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*/
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library_t public;
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#ifdef LEAK_DETECTIVE
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/**
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* Memory leak detective, if enabled
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*/
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leak_detective_t *detective;
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#endif /* LEAK_DETECTIVE */
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};
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/**
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* library instance
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*/
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library_t *lib;
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/**
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* Implementation of library_t.destroy
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*/
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void library_deinit()
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{
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void *data;
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data = malloc(size);
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private_library_t *this = (private_library_t*)lib;
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this->public.plugins->destroy(this->public.plugins);
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this->public.settings->destroy(this->public.settings);
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this->public.creds->destroy(this->public.creds);
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this->public.crypto->destroy(this->public.crypto);
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this->public.fetcher->destroy(this->public.fetcher);
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this->public.db->destroy(this->public.db);
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this->public.printf_hook->destroy(this->public.printf_hook);
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memcpy(data, pointer,size);
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#ifdef LEAK_DETECTIVE
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if (this->detective)
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{
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this->detective->destroy(this->detective);
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}
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#endif /* LEAK_DETECTIVE */
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free(this);
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lib = NULL;
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}
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/*
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* see header file
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*/
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void library_init(char *settings)
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{
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printf_hook_t *pfh;
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private_library_t *this = malloc_thing(private_library_t);
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lib = &this->public;
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return (data);
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}
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#ifdef LEAK_DETECTIVE
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this->detective = leak_detective_create();
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#endif /* LEAK_DETECTIVE */
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/**
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* Described in header.
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*/
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void memxor(u_int8_t dest[], u_int8_t src[], size_t n)
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{
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size_t i;
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for (i = 0; i < n; i++)
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{
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dest[i] ^= src[i];
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}
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}
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/**
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* We use a single mutex for all refcount variables. This
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* is not optimal for performance, but the critical section
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* is not that long...
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* TODO: Consider to include a mutex in each refcount_t variable.
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*/
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static pthread_mutex_t ref_mutex = PTHREAD_MUTEX_INITIALIZER;
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/**
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* Described in header.
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*
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* TODO: May be implemented with atomic CPU instructions
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* instead of a mutex.
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*/
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void ref_get(refcount_t *ref)
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{
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pthread_mutex_lock(&ref_mutex);
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(*ref)++;
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pthread_mutex_unlock(&ref_mutex);
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}
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/**
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* Described in header.
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*
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* TODO: May be implemented with atomic CPU instructions
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* instead of a mutex.
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*/
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bool ref_put(refcount_t *ref)
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{
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bool more_refs;
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pfh = printf_hook_create();
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this->public.printf_hook = pfh;
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pthread_mutex_lock(&ref_mutex);
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more_refs = --(*ref);
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pthread_mutex_unlock(&ref_mutex);
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return !more_refs;
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}
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/**
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* output handler in printf() for time_t
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*/
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static int print_time(FILE *stream, const struct printf_info *info,
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const void *const *args)
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{
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static const char* months[] = {
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"Jan", "Feb", "Mar", "Apr", "May", "Jun",
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"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
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};
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time_t *time = *((time_t**)(args[0]));
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bool utc = TRUE;
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struct tm t;
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pfh->add_handler(pfh, 'b', mem_get_printf_hooks());
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pfh->add_handler(pfh, 'B', chunk_get_printf_hooks());
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pfh->add_handler(pfh, 'D', identification_get_printf_hooks());
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pfh->add_handler(pfh, 'H', host_get_printf_hooks());
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pfh->add_handler(pfh, 'N', enum_get_printf_hooks());
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pfh->add_handler(pfh, 'T', time_get_printf_hooks());
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pfh->add_handler(pfh, 'V', time_delta_get_printf_hooks());
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if (info->alt)
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{
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utc = *((bool*)(args[1]));
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}
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if (time == UNDEFINED_TIME)
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{
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return fprintf(stream, "--- -- --:--:--%s----",
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info->alt ? " UTC " : " ");
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}
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if (utc)
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{
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gmtime_r(time, &t);
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}
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else
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{
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localtime_r(time, &t);
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}
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return fprintf(stream, "%s %02d %02d:%02d:%02d%s%04d",
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months[t.tm_mon], t.tm_mday, t.tm_hour, t.tm_min,
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t.tm_sec, utc ? " UTC " : " ", t.tm_year + 1900);
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this->public.crypto = crypto_factory_create();
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this->public.creds = credential_factory_create();
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this->public.fetcher = fetcher_manager_create();
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this->public.db = database_factory_create();
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this->public.settings = settings_create(settings);
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this->public.plugins = plugin_loader_create();
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}
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/**
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* output handler in printf() for time deltas
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*/
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static int print_time_delta(FILE *stream, const struct printf_info *info,
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const void *const *args)
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{
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char* unit = "second";
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time_t *arg1, *arg2;
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time_t delta;
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arg1 = *((time_t**)(args[0]));
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if (info->alt)
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{
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arg2 = *((time_t**)(args[1]));
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delta = abs(*arg1 - *arg2);
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}
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else
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{
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delta = *arg1;
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}
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if (delta > 2 * 60 * 60 * 24)
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{
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delta /= 60 * 60 * 24;
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unit = "day";
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}
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else if (delta > 2 * 60 * 60)
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{
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delta /= 60 * 60;
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unit = "hour";
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}
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else if (delta > 2 * 60)
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{
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delta /= 60;
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unit = "minute";
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}
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return fprintf(stream, "%d %s%s", delta, unit, (delta == 1)? "":"s");
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}
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/**
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* register printf() handlers for time_t
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*/
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static void __attribute__ ((constructor))print_register()
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{
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register_printf_function(PRINTF_TIME, print_time, arginfo_ptr_alt_ptr_int);
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register_printf_function(PRINTF_TIME_DELTA, print_time_delta, arginfo_ptr_alt_ptr_ptr);
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}
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