/usr/include/gnunet/gnunet_service_lib.h is in gnunet-dev 0.10.1-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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This file is part of GNUnet.
(C) 2009-2013 Christian Grothoff (and other contributing authors)
GNUnet 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 3, or (at your
option) any later version.
GNUnet 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 GNUnet; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/**
* @file include/gnunet_service_lib.h
* @brief functions related to starting services
* @author Christian Grothoff
* @defgroup service generic functions for implementing service processes
* @{
*/
#ifndef GNUNET_SERVICE_LIB_H
#define GNUNET_SERVICE_LIB_H
#ifdef __cplusplus
extern "C"
{
#if 0 /* keep Emacsens' auto-indent happy */
}
#endif
#endif
#include "gnunet_configuration_lib.h"
#include "gnunet_server_lib.h"
/**
* Get the list of addresses that a server for the given service
* should bind to.
*
* @param service_name name of the service
* @param cfg configuration (which specifies the addresses)
* @param addrs set (call by reference) to an array of pointers to the
* addresses the server should bind to and listen on; the
* array will be NULL-terminated (on success)
* @param addr_lens set (call by reference) to an array of the lengths
* of the respective 'struct sockaddr' struct in the @a addrs
* array (on success)
* @return number of addresses found on success,
* #GNUNET_SYSERR if the configuration
* did not specify reasonable finding information or
* if it specified a hostname that could not be resolved;
* #GNUNET_NO if the number of addresses configured is
* zero (in this case, '* @a addrs' and '* @a addr_lens' will be
* set to NULL).
*/
int
GNUNET_SERVICE_get_server_addresses (const char *service_name,
const struct GNUNET_CONFIGURATION_Handle
*cfg, struct sockaddr ***addrs,
socklen_t **addr_lens);
/**
* Function called by the service's run
* method to run service-specific setup code.
*
* @param cls closure
* @param server the initialized server
* @param cfg configuration to use
*/
typedef void (*GNUNET_SERVICE_Main) (void *cls,
struct GNUNET_SERVER_Handle *server,
const struct GNUNET_CONFIGURATION_Handle *cfg);
/**
* Options for the service (bitmask).
*/
enum GNUNET_SERVICE_Options
{
/**
* Use defaults.
*/
GNUNET_SERVICE_OPTION_NONE = 0,
/**
* Do not trigger server shutdown on signals, allow for the user
* to terminate the server explicitly when needed.
*/
GNUNET_SERVICE_OPTION_MANUAL_SHUTDOWN = 1,
/**
* Trigger a SOFT server shutdown on signals, allowing active
* non-monitor clients to complete their transactions.
*/
GNUNET_SERVICE_OPTION_SOFT_SHUTDOWN = 2
};
/**
* Run a standard GNUnet service startup sequence (initialize loggers
* and configuration, parse options).
*
* @param argc number of command line arguments in @a argv
* @param argv command line arguments
* @param service_name our service name
* @param options service options
* @param task main task of the service
* @param task_cls closure for @a task
* @return #GNUNET_SYSERR on error, #GNUNET_OK
* if we shutdown nicely
*/
int
GNUNET_SERVICE_run (int argc, char *const *argv,
const char *service_name,
enum GNUNET_SERVICE_Options options,
GNUNET_SERVICE_Main task,
void *task_cls);
/**
* Opaque handle for a service.
*/
struct GNUNET_SERVICE_Context;
/**
* Run a service startup sequence within an existing
* initialized system.
*
* @param service_name our service name
* @param cfg configuration to use
* @param options service options
* @return NULL on error, service handle
*/
struct GNUNET_SERVICE_Context *
GNUNET_SERVICE_start (const char *service_name,
const struct GNUNET_CONFIGURATION_Handle *cfg,
enum GNUNET_SERVICE_Options options);
/**
* Obtain the server used by a service. Note that the server must NOT
* be destroyed by the caller.
*
* @param ctx the service context returned from the start function
* @return handle to the server for this service, NULL if there is none
*/
struct GNUNET_SERVER_Handle *
GNUNET_SERVICE_get_server (struct GNUNET_SERVICE_Context *ctx);
/**
* Stop a service that was started with #GNUNET_SERVICE_start.
*
* @param sctx the service context returned from the start function
*/
void
GNUNET_SERVICE_stop (struct GNUNET_SERVICE_Context *sctx);
#if 0 /* keep Emacsens' auto-indent happy */
{
#endif
#ifdef __cplusplus
}
#endif
/** @} */ /* end of group service */
/* ifndef GNUNET_SERVICE_LIB_H */
#endif
/* end of gnunet_service_lib.h */
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