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Member "evolution-brutus-1.2.35/log/brutus-log_impl.c" of archive evolution-brutus-1.2.35.tar.gz:

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */

/*
 *    Servant implementation file for a Brutus log daemon.
 *    Copyright (C) 2007 OMC Denmark ApS.
 *
 *    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
 */

#include <glib.h>

#include "brutus-log.h"
#include "brutus-logd.h"

static inline size_t
corba_strlen(const CORBA_char *s)
{
	size_t l = 0;

	for (; (CORBA_char)'\0' != *s; s++, l++)
		;

	return l;
}

static int
open_log(void)
{
	int fd = -1;
	const char *log_file_name = NULL;
	char *log_file_path = NULL;

	log_file_name = getenv("BRUTUS_LOG_FILE_NAME");
	if (!log_file_name)
		log_file_name = BRUTUS_LOG_FILE;
	log_file_path = g_strconcat(getenv("HOME"), "/", BRUTUS_LOGD_DIR_NAME, "/", log_file_name, NULL);
	if (!log_file_path)
		return -1;

	fd = g_open(log_file_path, O_CREAT | O_APPEND | O_WRONLY | O_SYNC, S_IRUSR | S_IWUSR);
	g_free(log_file_path);

	return fd;
}

/*** App-specific servant structures ***/

#if !defined(_typedef_impl_POA_BRUTUS_BrutusLog_)
#define _typedef_impl_POA_BRUTUS_BrutusLog_ 1
typedef struct {
	POA_BRUTUS_BrutusLog servant;
	PortableServer_POA poa;

	/* ------ add private attributes here ------ */
	int log_fd;
	/* ------ ---------- end ------------ ------ */
} impl_POA_BRUTUS_BrutusLog;
#endif


/*** Implementation stub prototypes ***/

#if !defined(_decl_impl_BRUTUS_BrutusLog__destroy_)
#define _decl_impl_BRUTUS_BrutusLog__destroy_ 1
static void impl_BRUTUS_BrutusLog__destroy(impl_POA_BRUTUS_BrutusLog *servant,
					   CORBA_Environment *ev);
#endif

#if !defined(_decl_impl_BRUTUS_BrutusLog_commit_)
#define _decl_impl_BRUTUS_BrutusLog_commit_ 1
static void
impl_BRUTUS_BrutusLog_commit(impl_POA_BRUTUS_BrutusLog *servant,
			     const CORBA_char * log_entry,
			     CORBA_Environment *ev);
#endif


/*** epv structures ***/

#if !defined(_impl_BRUTUS_BrutusLog_base_epv_)
#define _impl_BRUTUS_BrutusLog_base_epv_ 1
static PortableServer_ServantBase__epv impl_BRUTUS_BrutusLog_base_epv = {
	NULL,                                        /* private data */
	(gpointer) & impl_BRUTUS_BrutusLog__destroy, /* finalize routine */
	NULL,                                        /* default_POA routine */
};
#endif

#if !defined(_impl_BRUTUS_BrutusLog_epv_)
#define _impl_BRUTUS_BrutusLog_epv_ 1
static POA_BRUTUS_BrutusLog__epv impl_BRUTUS_BrutusLog_epv = {
	NULL, /* _private */
	(gpointer)&impl_BRUTUS_BrutusLog_commit,
};
#endif


/*** vepv structures ***/

#if !defined(_impl_BRUTUS_BrutusLog_vepv_)
#define _impl_BRUTUS_BrutusLog_vepv_ 1
static POA_BRUTUS_BrutusLog__vepv impl_BRUTUS_BrutusLog_vepv = {
	&impl_BRUTUS_BrutusLog_base_epv,
	&impl_BRUTUS_BrutusLog_epv,
};
#endif


/*** Stub implementations ***/

#if !defined(_impl_BRUTUS_BrutusLog__create_)
#define _impl_BRUTUS_BrutusLog__create_ 1
static BRUTUS_BrutusLog impl_BRUTUS_BrutusLog__create(PortableServer_POA poa, CORBA_Environment *ev)
{
	BRUTUS_BrutusLog retval;
	impl_POA_BRUTUS_BrutusLog *newservant;
	PortableServer_ObjectId *objid;

	newservant = g_new0(impl_POA_BRUTUS_BrutusLog, 1);
	newservant->servant.vepv = &impl_BRUTUS_BrutusLog_vepv;
	newservant->poa = (PortableServer_POA) CORBA_Object_duplicate((CORBA_Object)poa, ev);
	POA_BRUTUS_BrutusLog__init((PortableServer_Servant)newservant, ev);

	/* ------ init private attributes here ------ */
	newservant->log_fd = open_log();
	g_assert(-1 != newservant->log_fd);
	/* ------ ---------- end ------------- ------ */

	objid = PortableServer_POA_activate_object(poa, newservant, ev);
	CORBA_free(objid);
	retval = PortableServer_POA_servant_to_reference(poa, newservant, ev);

	return retval;
}
#endif

#if !defined(_impl_BRUTUS_BrutusLog__destroy_)
#define _impl_BRUTUS_BrutusLog__destroy_ 1
static void
impl_BRUTUS_BrutusLog__destroy(impl_POA_BRUTUS_BrutusLog *servant, CORBA_Environment *ev)
{
	CORBA_Object_release ((CORBA_Object)servant->poa, ev);

	/* No further remote method calls are delegated to
	 * servant and you may free your private attributes. */

	/* ------ free private attributes here ------ */
	close(servant->log_fd);
	/* ------ ---------- end ------------- ------ */

	POA_BRUTUS_BrutusLog__fini((PortableServer_Servant)servant, ev);

	g_free (servant);
}
#endif

#if !defined(_impl_BRUTUS_BrutusLog_commit_)
#define _impl_BRUTUS_BrutusLog_commit_ 1
static void
impl_BRUTUS_BrutusLog_commit(impl_POA_BRUTUS_BrutusLog *servant,
			     const CORBA_char *log_entry,
			     CORBA_Environment *ev)
{
	while (!g_mutex_trylock(log_mutex))
		g_usleep(10);	

	if (-1 == write(servant->log_fd, (const void*)log_entry, corba_strlen(log_entry)+sizeof(CORBA_char)))
		; // to avoid compiler warning
	fdatasync(servant->log_fd);

	g_mutex_unlock(log_mutex);
}
#endif