ng_hub.c (dfa515f294b248e37105bda45f2d94a64f48718e) ng_hub.c (3ca24c284d7116d2764cd8bca4fa357a0bea07db)
1/*-
2 * Copyright (c) 2004 Ruslan Ermilov
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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59
60static int
61ng_hub_rcvdata(hook_p hook, item_p item)
62{
63 const node_p node = NG_HOOK_NODE(hook);
64 int error = 0;
65 hook_p hook2;
66 struct mbuf * const m = NGI_M(item), *m2;
1/*-
2 * Copyright (c) 2004 Ruslan Ermilov
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

--- 50 unchanged lines hidden (view full) ---

59
60static int
61ng_hub_rcvdata(hook_p hook, item_p item)
62{
63 const node_p node = NG_HOOK_NODE(hook);
64 int error = 0;
65 hook_p hook2;
66 struct mbuf * const m = NGI_M(item), *m2;
67 meta_p const meta = NGI_META(item);
68 meta_p meta2;
69 int nhooks;
70
71 if ((nhooks = NG_NODE_NUMHOOKS(node)) == 1) {
72 NG_FREE_ITEM(item);
73 return (0);
74 }
75 LIST_FOREACH(hook2, &node->nd_hooks, hk_hooks) {
76 if (hook2 == hook)
77 continue;
78 if (--nhooks == 1)
79 NG_FWD_ITEM_HOOK(error, item, hook2);
80 else {
81 if ((m2 = m_dup(m, M_DONTWAIT)) == NULL) {
82 NG_FREE_ITEM(item);
83 return (ENOBUFS);
84 }
67 int nhooks;
68
69 if ((nhooks = NG_NODE_NUMHOOKS(node)) == 1) {
70 NG_FREE_ITEM(item);
71 return (0);
72 }
73 LIST_FOREACH(hook2, &node->nd_hooks, hk_hooks) {
74 if (hook2 == hook)
75 continue;
76 if (--nhooks == 1)
77 NG_FWD_ITEM_HOOK(error, item, hook2);
78 else {
79 if ((m2 = m_dup(m, M_DONTWAIT)) == NULL) {
80 NG_FREE_ITEM(item);
81 return (ENOBUFS);
82 }
85 if (meta != NULL) {
86 if ((meta2 = ng_copy_meta(meta)) == NULL) {
87 m_freem(m2);
88 NG_FREE_ITEM(item);
89 return (ENOMEM);
90 }
91 } else
92 meta2 = NULL;
93 NG_SEND_DATA(error, hook2, m2, meta2);
83 NG_SEND_DATA_ONLY(error, hook2, m2);
94 if (error)
95 continue; /* don't give up */
96 }
97 }
98
99 return (error);
100}
101
102static int
103ng_hub_disconnect(hook_p hook)
104{
105
106 if (NG_NODE_NUMHOOKS(NG_HOOK_NODE(hook)) == 0 &&
107 NG_NODE_IS_VALID(NG_HOOK_NODE(hook)))
108 ng_rmnode_self(NG_HOOK_NODE(hook));
109 return (0);
110}
84 if (error)
85 continue; /* don't give up */
86 }
87 }
88
89 return (error);
90}
91
92static int
93ng_hub_disconnect(hook_p hook)
94{
95
96 if (NG_NODE_NUMHOOKS(NG_HOOK_NODE(hook)) == 0 &&
97 NG_NODE_IS_VALID(NG_HOOK_NODE(hook)))
98 ng_rmnode_self(NG_HOOK_NODE(hook));
99 return (0);
100}