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d62a17ae | 1 | /* |
65efcfce LB |
2 | * |
3 | * Copyright 2009-2016, LabN Consulting, L.L.C. | |
4 | * | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License | |
8 | * as published by the Free Software Foundation; either version 2 | |
9 | * of the License, or (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
896014f4 DL |
16 | * You should have received a copy of the GNU General Public License along |
17 | * with this program; see the file COPYING; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
65efcfce LB |
19 | */ |
20 | ||
21 | ||
f8b6f499 LB |
22 | #include "lib/zebra.h" |
23 | #include "lib/prefix.h" | |
fe08ba7e | 24 | #include "lib/agg_table.h" |
f8b6f499 LB |
25 | #include "lib/vty.h" |
26 | #include "lib/memory.h" | |
27 | #include "lib/skiplist.h" | |
65efcfce LB |
28 | |
29 | ||
f8b6f499 | 30 | #include "bgpd/bgpd.h" |
65efcfce | 31 | |
f8b6f499 LB |
32 | #include "bgpd/rfapi/bgp_rfapi_cfg.h" |
33 | #include "bgpd/rfapi/rfapi.h" | |
34 | #include "bgpd/rfapi/rfapi_backend.h" | |
65efcfce | 35 | |
f8b6f499 LB |
36 | #include "bgpd/rfapi/rfapi_import.h" |
37 | #include "bgpd/rfapi/rfapi_private.h" | |
38 | #include "bgpd/rfapi/rfapi_nve_addr.h" | |
39 | #include "bgpd/rfapi/rfapi_vty.h" | |
a3b55c25 | 40 | #include "bgpd/rfapi/vnc_debug.h" |
65efcfce LB |
41 | |
42 | #define DEBUG_NVE_ADDR 0 | |
43 | ||
d62a17ae | 44 | void rfapiNveAddr2Str(struct rfapi_nve_addr *, char *, int); |
65efcfce LB |
45 | |
46 | ||
47 | #if DEBUG_NVE_ADDR | |
d62a17ae | 48 | static void logdifferent(const char *tag, struct rfapi_nve_addr *a, |
49 | struct rfapi_nve_addr *b) | |
65efcfce | 50 | { |
d62a17ae | 51 | char a_str[BUFSIZ]; |
52 | char b_str[BUFSIZ]; | |
65efcfce | 53 | |
d62a17ae | 54 | rfapiNveAddr2Str(a, a_str, BUFSIZ); |
55 | rfapiNveAddr2Str(b, b_str, BUFSIZ); | |
56 | vnc_zlog_debug_verbose("%s: [%s] [%s]", tag, a_str, b_str); | |
65efcfce LB |
57 | } |
58 | #endif | |
59 | ||
60 | ||
1a4189d4 | 61 | int rfapi_nve_addr_cmp(const void *k1, const void *k2) |
65efcfce | 62 | { |
1a4189d4 DS |
63 | const struct rfapi_nve_addr *a = (struct rfapi_nve_addr *)k1; |
64 | const struct rfapi_nve_addr *b = (struct rfapi_nve_addr *)k2; | |
d62a17ae | 65 | int ret = 0; |
65efcfce | 66 | |
d62a17ae | 67 | if (!a || !b) { |
65efcfce | 68 | #if DEBUG_NVE_ADDR |
d62a17ae | 69 | vnc_zlog_debug_verbose("%s: missing address a=%p b=%p", |
70 | __func__, a, b); | |
65efcfce | 71 | #endif |
d62a17ae | 72 | return (a - b); |
73 | } | |
74 | if (a->un.addr_family != b->un.addr_family) { | |
65efcfce | 75 | #if DEBUG_NVE_ADDR |
d62a17ae | 76 | vnc_zlog_debug_verbose( |
77 | "diff: UN addr fam a->un.af=%d, b->un.af=%d", | |
78 | a->un.addr_family, b->un.addr_family); | |
65efcfce | 79 | #endif |
d62a17ae | 80 | return (a->un.addr_family - b->un.addr_family); |
81 | } | |
82 | if (a->un.addr_family == AF_INET) { | |
83 | ret = IPV4_ADDR_CMP(&a->un.addr.v4, &b->un.addr.v4); | |
84 | if (ret != 0) { | |
65efcfce | 85 | #if DEBUG_NVE_ADDR |
d62a17ae | 86 | logdifferent("diff: UN addr", a, b); |
65efcfce | 87 | #endif |
d62a17ae | 88 | return ret; |
89 | } | |
90 | } else if (a->un.addr_family == AF_INET6) { | |
91 | ret = IPV6_ADDR_CMP(&a->un.addr.v6, &b->un.addr.v6); | |
92 | if (ret == 0) { | |
65efcfce | 93 | #if DEBUG_NVE_ADDR |
d62a17ae | 94 | logdifferent("diff: UN addr", a, b); |
65efcfce | 95 | #endif |
d62a17ae | 96 | return ret; |
97 | } | |
98 | } else { | |
99 | assert(0); | |
100 | } | |
101 | if (a->vn.addr_family != b->vn.addr_family) { | |
65efcfce | 102 | #if DEBUG_NVE_ADDR |
d62a17ae | 103 | vnc_zlog_debug_verbose( |
104 | "diff: pT addr fam a->vn.af=%d, b->vn.af=%d", | |
105 | a->vn.addr_family, b->vn.addr_family); | |
65efcfce | 106 | #endif |
d62a17ae | 107 | return (a->vn.addr_family - b->vn.addr_family); |
108 | } | |
109 | if (a->vn.addr_family == AF_INET) { | |
110 | ret = IPV4_ADDR_CMP(&a->vn.addr.v4, &b->vn.addr.v4); | |
111 | if (ret != 0) { | |
65efcfce | 112 | #if DEBUG_NVE_ADDR |
d62a17ae | 113 | logdifferent("diff: VN addr", a, b); |
65efcfce | 114 | #endif |
d62a17ae | 115 | return ret; |
116 | } | |
117 | } else if (a->vn.addr_family == AF_INET6) { | |
118 | ret = IPV6_ADDR_CMP(&a->vn.addr.v6, &b->vn.addr.v6); | |
119 | if (ret == 0) { | |
65efcfce | 120 | #if DEBUG_NVE_ADDR |
d62a17ae | 121 | logdifferent("diff: VN addr", a, b); |
65efcfce | 122 | #endif |
d62a17ae | 123 | return ret; |
124 | } | |
125 | } else { | |
126 | assert(0); | |
127 | } | |
128 | return 0; | |
65efcfce LB |
129 | } |
130 | ||
d62a17ae | 131 | void rfapiNveAddr2Str(struct rfapi_nve_addr *na, char *buf, int bufsize) |
65efcfce | 132 | { |
d62a17ae | 133 | char *p = buf; |
134 | int r; | |
65efcfce LB |
135 | |
136 | #define REMAIN (bufsize - (p-buf)) | |
137 | #define INCP {p += (r > REMAIN)? REMAIN: r;} | |
138 | ||
d62a17ae | 139 | if (bufsize < 1) |
140 | return; | |
65efcfce | 141 | |
d62a17ae | 142 | r = snprintf(p, REMAIN, "VN="); |
143 | INCP; | |
65efcfce | 144 | |
d62a17ae | 145 | if (!rfapiRfapiIpAddr2Str(&na->vn, p, REMAIN)) |
146 | goto done; | |
65efcfce | 147 | |
d62a17ae | 148 | buf[bufsize - 1] = 0; |
149 | p = buf + strlen(buf); | |
65efcfce | 150 | |
d62a17ae | 151 | r = snprintf(p, REMAIN, ", UN="); |
152 | INCP; | |
65efcfce | 153 | |
d62a17ae | 154 | rfapiRfapiIpAddr2Str(&na->un, p, REMAIN); |
65efcfce LB |
155 | |
156 | done: | |
d62a17ae | 157 | buf[bufsize - 1] = 0; |
65efcfce | 158 | } |