WebSVN – HelenOS – Diff – /branches/network/uspace/srv/net/tl/tcp/tcp_module.c


/*
 * Copyright (c) 2008 Lukas Mejdrech
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
/** @addtogroup tcp
 *  @{
 */
 
/** @file
 *  TCP standalone module implementation.
 *  Contains skeleton module functions mapping.
 *  The functions are used by the module skeleton as module specific entry points.
 *  @see module.c
 */
 
#include <async.h>
#include <stdio.h>
 
#include <ipc/ipc.h>
#include <ipc/services.h>
 
#include "../../err.h"
#include "../../modules.h"
 
#include "../../structures/packet/packet.h"
 
#include "../../include/net_interface.h"
#include "../../include/ip_protocols.h"
#include "../../include/ip_interface.h"
 
#include "tcp.h"
#include "tcp_module.h"
 
/** TCP module name.
 */
#define NAME    "TCP protocol"
 
/** Prints the module name.
 *  @see NAME
 */
void    module_print_name( void );
 
/** Starts the TCP module.
 *  Initializes the client connection serving function, initializes the module, registers the module service and starts the async manager, processing IPC messages in an infinite loop.
 *  @param[in] client_connection The client connection processing function. The module skeleton propagates its own one.
 *  @returns EOK on successful module termination.
 *  @returns Other error codes as defined for the tcp_initialize() function.
 *  @returns Other error codes as defined for the REGISTER_ME() macro function.
 */
int module_start( async_client_conn_t client_connection );
 
/** Processes the TCP message.
 *  @param[in] callid The message identifier.
 *  @param[in] call The message parameters.
 *  @param[out] answer The message answer parameters.
 *  @param[out] answer_count The last parameter for the actual answer in the answer parameter.
 *  @returns EOK on success.
 *  @returns Other error codes as defined for the tcp_message() function.
 */
int module_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count );
 
/** TCP module global data.
 */
extern tcp_globals_t    tcp_globals;
 
void module_print_name( void ){
    printf( "%s", NAME );
}
 
int module_start( async_client_conn_t client_connection ){
    ERROR_DECLARE;
 
    ipcarg_t    phonehash;
 
    async_set_client_connection( client_connection );
    tcp_globals.net_phone = net_connect_module( SERVICE_NETWORKING );
    ERROR_PROPAGATE( pm_init());
    if( ERROR_OCCURRED( tcp_initialize( client_connection ))
    || ERROR_OCCURRED( REGISTER_ME( SERVICE_TCP, & phonehash ))){
        pm_destroy();
        return ERROR_CODE;
    }
 
    async_manager();
 
    pm_destroy();
    return EOK;
}
 
int module_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){
    return tcp_message( callid, call, answer, answer_count );
}
 
/** @}
 */
 

Rev 4705	Rev 4756
1	/*	1	/*
2	* Copyright (c) 2008 Lukas Mejdrech	2	* Copyright (c) 2008 Lukas Mejdrech
3	* All rights reserved.	3	* All rights reserved.
4	*	4	*
5	* Redistribution and use in source and binary forms, with or without	5	* Redistribution and use in source and binary forms, with or without
6	* modification, are permitted provided that the following conditions	6	* modification, are permitted provided that the following conditions
7	* are met:	7	* are met:
8	*	8	*
9	* - Redistributions of source code must retain the above copyright	9	* - Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.	10	* notice, this list of conditions and the following disclaimer.
11	* - Redistributions in binary form must reproduce the above copyright	11	* - Redistributions in binary form must reproduce the above copyright
12	* notice, this list of conditions and the following disclaimer in the	12	* notice, this list of conditions and the following disclaimer in the
13	* documentation and/or other materials provided with the distribution.	13	* documentation and/or other materials provided with the distribution.
14	* - The name of the author may not be used to endorse or promote products	14	* - The name of the author may not be used to endorse or promote products
15	* derived from this software without specific prior written permission.	15	* derived from this software without specific prior written permission.
16	*	16	*
17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES	18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF	25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27	*/	27	*/
28		28
29	/** @addtogroup tcp	29	/** @addtogroup tcp
30	* @{	30	* @{
31	*/	31	*/
32		32
33	/** @file	33	/** @file
34	* TCP standalone module implementation.	34	* TCP standalone module implementation.
35	* Contains skeleton module functions mapping.	35	* Contains skeleton module functions mapping.
36	* The functions are used by the module skeleton as module specific entry points.	36	* The functions are used by the module skeleton as module specific entry points.
37	* @see module.c	37	* @see module.c
38	*/	38	*/
39		39
40	#include <async.h>	40	#include <async.h>
41	#include <stdio.h>	41	#include <stdio.h>
42		42
43	#include <ipc/ipc.h>	43	#include <ipc/ipc.h>
44	#include <ipc/services.h>	44	#include <ipc/services.h>
45		45
46	#include "../../err.h"	46	#include "../../err.h"
47	#include "../../modules.h"	47	#include "../../modules.h"
48		48
49	#include "../../structures/packet/packet.h"	49	#include "../../structures/packet/packet.h"
50		50
51	#include "../../include/net_interface.h"	51	#include "../../include/net_interface.h"
52	#include "../../include/ip_protocols.h"	52	#include "../../include/ip_protocols.h"
53	#include "../../include/ip_interface.h"	53	#include "../../include/ip_interface.h"
54		54
55	#include "tcp.h"	55	#include "tcp.h"
56	#include "tcp_module.h"	56	#include "tcp_module.h"
57		57
58	/** TCP module name.	58	/** TCP module name.
59	*/	59	*/
60	#define NAME "TCP protocol"	60	#define NAME "TCP protocol"
61		61
62	/** Prints the module name.	62	/** Prints the module name.
63	* @see NAME	63	* @see NAME
64	*/	64	*/
65	void module_print_name( void );	65	void module_print_name( void );
66		66
67	/** Starts the TCP module.	67	/** Starts the TCP module.
68	* Initializes the client connection serving function, initializes the module, registers the module service and starts the async manager, processing IPC messages in an infinite loop.	68	* Initializes the client connection serving function, initializes the module, registers the module service and starts the async manager, processing IPC messages in an infinite loop.
69	* @param client_connection The client connection processing function. The module skeleton propagates its own one. Input parameter.	69	* @param[in] client_connection The client connection processing function. The module skeleton propagates its own one.
70	* @returns EOK on successful module termination.	70	* @returns EOK on successful module termination.
71	* @returns Other error codes as defined for the tcp_initialize() function.	71	* @returns Other error codes as defined for the tcp_initialize() function.
72	* @returns Other error codes as defined for the REGISTER_ME() macro function.	72	* @returns Other error codes as defined for the REGISTER_ME() macro function.
73	*/	73	*/
74	int module_start( async_client_conn_t client_connection );	74	int module_start( async_client_conn_t client_connection );
75		75
76	/** Processes the TCP message.	76	/** Processes the TCP message.
77	* @param callid The message identifier. Input parameter.	77	* @param[in] callid The message identifier.
78	* @param call The message parameters. Input parameter.	78	* @param[in] call The message parameters.
79	* @param answer The message answer parameters. Output parameter.	79	* @param[out] answer The message answer parameters.
80	* @param answer_count The last parameter for the actual answer in the answer parameter. Output parameter.	80	* @param[out] answer_count The last parameter for the actual answer in the answer parameter.
81	* @returns EOK on success.	81	* @returns EOK on success.
82	* @returns Other error codes as defined for the tcp_message() function.	82	* @returns Other error codes as defined for the tcp_message() function.
83	*/	83	*/
84	int module_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count );	84	int module_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count );
85		85
86	/** TCP module global data.	86	/** TCP module global data.
87	*/	87	*/
88	extern tcp_globals_t tcp_globals;	88	extern tcp_globals_t tcp_globals;
89		89
90	void module_print_name( void ){	90	void module_print_name( void ){
91	printf( "%s", NAME );	91	printf( "%s", NAME );
92	}	92	}
93		93
94	int module_start( async_client_conn_t client_connection ){	94	int module_start( async_client_conn_t client_connection ){
95	ERROR_DECLARE;	95	ERROR_DECLARE;
96		96
97	ipcarg_t phonehash;	97	ipcarg_t phonehash;
98		98
99	async_set_client_connection( client_connection );	99	async_set_client_connection( client_connection );
100	tcp_globals.net_phone = net_connect_module( SERVICE_NETWORKING );	100	tcp_globals.net_phone = net_connect_module( SERVICE_NETWORKING );
101	ERROR_PROPAGATE( pm_init());	101	ERROR_PROPAGATE( pm_init());
102	if( ERROR_OCCURRED( tcp_initialize( client_connection ))	102	if( ERROR_OCCURRED( tcp_initialize( client_connection ))
103	\|\| ERROR_OCCURRED( REGISTER_ME( SERVICE_TCP, & phonehash ))){	103	\|\| ERROR_OCCURRED( REGISTER_ME( SERVICE_TCP, & phonehash ))){
104	pm_destroy();	104	pm_destroy();
105	return ERROR_CODE;	105	return ERROR_CODE;
106	}	106	}
107		107
108	async_manager();	108	async_manager();
109		109
110	pm_destroy();	110	pm_destroy();
111	return EOK;	111	return EOK;
112	}	112	}
113		113
114	int module_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){	114	int module_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){
115	return tcp_message( callid, call, answer, answer_count );	115	return tcp_message( callid, call, answer, answer_count );
116	}	116	}
117		117
118	/** @}	118	/** @}
119	*/	119	*/
120		120

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(root)/branches/network/uspace/srv/net/tl/tcp/tcp_module.c – Rev 4705 → 4756