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e55d912f ACM |
1 | /* |
2 | * net/dccp/sysctl.c | |
3 | * | |
4 | * An implementation of the DCCP protocol | |
5 | * Arnaldo Carvalho de Melo <acme@mandriva.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU General Public License v2 | |
9 | * as published by the Free Software Foundation. | |
10 | */ | |
11 | ||
e55d912f ACM |
12 | #include <linux/mm.h> |
13 | #include <linux/sysctl.h> | |
14 | ||
15 | #ifndef CONFIG_SYSCTL | |
16 | #error This file should not be compiled without CONFIG_SYSCTL defined | |
17 | #endif | |
18 | ||
19 | extern int dccp_feat_default_sequence_window; | |
20 | extern int dccp_feat_default_rx_ccid; | |
21 | extern int dccp_feat_default_tx_ccid; | |
22 | extern int dccp_feat_default_ack_ratio; | |
23 | extern int dccp_feat_default_send_ack_vector; | |
24 | extern int dccp_feat_default_send_ndp_count; | |
25 | ||
26 | static struct ctl_table dccp_default_table[] = { | |
27 | { | |
28 | .ctl_name = NET_DCCP_DEFAULT_SEQ_WINDOW, | |
29 | .procname = "seq_window", | |
30 | .data = &dccp_feat_default_sequence_window, | |
31 | .maxlen = sizeof(dccp_feat_default_sequence_window), | |
32 | .mode = 0644, | |
33 | .proc_handler = proc_dointvec, | |
34 | }, | |
35 | { | |
36 | .ctl_name = NET_DCCP_DEFAULT_RX_CCID, | |
37 | .procname = "rx_ccid", | |
38 | .data = &dccp_feat_default_rx_ccid, | |
39 | .maxlen = sizeof(dccp_feat_default_rx_ccid), | |
40 | .mode = 0644, | |
41 | .proc_handler = proc_dointvec, | |
42 | }, | |
43 | { | |
44 | .ctl_name = NET_DCCP_DEFAULT_TX_CCID, | |
45 | .procname = "tx_ccid", | |
46 | .data = &dccp_feat_default_tx_ccid, | |
47 | .maxlen = sizeof(dccp_feat_default_tx_ccid), | |
48 | .mode = 0644, | |
49 | .proc_handler = proc_dointvec, | |
50 | }, | |
51 | { | |
52 | .ctl_name = NET_DCCP_DEFAULT_ACK_RATIO, | |
53 | .procname = "ack_ratio", | |
54 | .data = &dccp_feat_default_ack_ratio, | |
55 | .maxlen = sizeof(dccp_feat_default_ack_ratio), | |
56 | .mode = 0644, | |
57 | .proc_handler = proc_dointvec, | |
58 | }, | |
59 | { | |
60 | .ctl_name = NET_DCCP_DEFAULT_SEND_ACKVEC, | |
61 | .procname = "send_ackvec", | |
62 | .data = &dccp_feat_default_send_ack_vector, | |
63 | .maxlen = sizeof(dccp_feat_default_send_ack_vector), | |
64 | .mode = 0644, | |
65 | .proc_handler = proc_dointvec, | |
66 | }, | |
67 | { | |
68 | .ctl_name = NET_DCCP_DEFAULT_SEND_NDP, | |
69 | .procname = "send_ndp", | |
70 | .data = &dccp_feat_default_send_ndp_count, | |
71 | .maxlen = sizeof(dccp_feat_default_send_ndp_count), | |
72 | .mode = 0644, | |
73 | .proc_handler = proc_dointvec, | |
74 | }, | |
75 | { .ctl_name = 0, } | |
76 | }; | |
77 | ||
78 | static struct ctl_table dccp_table[] = { | |
79 | { | |
80 | .ctl_name = NET_DCCP_DEFAULT, | |
81 | .procname = "default", | |
82 | .mode = 0555, | |
83 | .child = dccp_default_table, | |
84 | }, | |
85 | { .ctl_name = 0, }, | |
86 | }; | |
87 | ||
88 | static struct ctl_table dccp_dir_table[] = { | |
89 | { | |
90 | .ctl_name = NET_DCCP, | |
91 | .procname = "dccp", | |
92 | .mode = 0555, | |
93 | .child = dccp_table, | |
94 | }, | |
95 | { .ctl_name = 0, }, | |
96 | }; | |
97 | ||
98 | static struct ctl_table dccp_root_table[] = { | |
99 | { | |
100 | .ctl_name = CTL_NET, | |
101 | .procname = "net", | |
102 | .mode = 0555, | |
103 | .child = dccp_dir_table, | |
104 | }, | |
105 | { .ctl_name = 0, }, | |
106 | }; | |
107 | ||
108 | static struct ctl_table_header *dccp_table_header; | |
109 | ||
110 | int __init dccp_sysctl_init(void) | |
111 | { | |
112 | dccp_table_header = register_sysctl_table(dccp_root_table, 1); | |
113 | ||
114 | return dccp_table_header != NULL ? 0 : -ENOMEM; | |
115 | } | |
116 | ||
117 | void dccp_sysctl_exit(void) | |
118 | { | |
119 | if (dccp_table_header != NULL) { | |
120 | unregister_sysctl_table(dccp_table_header); | |
121 | dccp_table_header = NULL; | |
122 | } | |
123 | } |