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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 |