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1 | ||
2 | #define FAIM_INTERNAL | |
3 | #include <aim.h> | |
4 | ||
5 | /* | |
6 | * Oncoming Buddy notifications contain a subset of the | |
7 | * user information structure. Its close enough to run | |
8 | * through aim_extractuserinfo() however. | |
9 | * | |
10 | * Although the offgoing notification contains no information, | |
11 | * it is still in a format parsable by extractuserinfo. | |
12 | * | |
13 | */ | |
14 | static int buddychange(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs) | |
15 | { | |
16 | aim_userinfo_t userinfo; | |
17 | aim_rxcallback_t userfunc; | |
18 | ||
19 | aim_extractuserinfo(sess, bs, &userinfo); | |
20 | ||
21 | if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype))) | |
22 | return userfunc(sess, rx, &userinfo); | |
23 | ||
24 | return 0; | |
25 | } | |
26 | ||
27 | static int rights(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs) | |
28 | { | |
29 | aim_rxcallback_t userfunc; | |
30 | aim_tlvlist_t *tlvlist; | |
31 | fu16_t maxbuddies = 0, maxwatchers = 0; | |
32 | int ret = 0; | |
33 | ||
34 | /* | |
35 | * TLVs follow | |
36 | */ | |
37 | tlvlist = aim_readtlvchain(bs); | |
38 | ||
39 | /* | |
40 | * TLV type 0x0001: Maximum number of buddies. | |
41 | */ | |
42 | if (aim_gettlv(tlvlist, 0x0001, 1)) | |
43 | maxbuddies = aim_gettlv16(tlvlist, 0x0001, 1); | |
44 | ||
45 | /* | |
46 | * TLV type 0x0002: Maximum number of watchers. | |
47 | * | |
48 | * Watchers are other users who have you on their buddy | |
49 | * list. (This is called the "reverse list" by a certain | |
50 | * other IM protocol.) | |
51 | * | |
52 | */ | |
53 | if (aim_gettlv(tlvlist, 0x0002, 1)) | |
54 | maxwatchers = aim_gettlv16(tlvlist, 0x0002, 1); | |
55 | ||
56 | if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype))) | |
57 | ret = userfunc(sess, rx, maxbuddies, maxwatchers); | |
58 | ||
59 | aim_freetlvchain(&tlvlist); | |
60 | ||
61 | return ret; | |
62 | } | |
63 | ||
64 | static int snachandler(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs) | |
65 | { | |
66 | ||
67 | if (snac->subtype == 0x0003) | |
68 | return rights(sess, mod, rx, snac, bs); | |
69 | else if ((snac->subtype == 0x000b) || (snac->subtype == 0x000c)) | |
70 | return buddychange(sess, mod, rx, snac, bs); | |
71 | ||
72 | return 0; | |
73 | } | |
74 | ||
75 | faim_internal int buddylist_modfirst(aim_session_t *sess, aim_module_t *mod) | |
76 | { | |
77 | ||
78 | mod->family = 0x0003; | |
79 | mod->version = 0x0000; | |
80 | mod->flags = 0; | |
81 | strncpy(mod->name, "buddylist", sizeof(mod->name)); | |
82 | mod->snachandler = snachandler; | |
83 | ||
84 | return 0; | |
85 | } | |
86 | ||
87 | /* | |
88 | * aim_add_buddy() | |
89 | * | |
90 | * Adds a single buddy to your buddy list after login. | |
91 | * | |
92 | * XXX this should just be an extension of setbuddylist() | |
93 | * | |
94 | */ | |
95 | faim_export int aim_add_buddy(aim_session_t *sess, aim_conn_t *conn, const char *sn) | |
96 | { | |
97 | aim_frame_t *fr; | |
98 | aim_snacid_t snacid; | |
99 | ||
100 | if (!sn || !strlen(sn)) | |
101 | return -EINVAL; | |
102 | ||
103 | if (!(fr = aim_tx_new(sess, conn, AIM_FRAMETYPE_FLAP, 0x02, 10+1+strlen(sn)))) | |
104 | return -ENOMEM; | |
105 | ||
106 | snacid = aim_cachesnac(sess, 0x0003, 0x0004, 0x0000, sn, strlen(sn)+1); | |
107 | aim_putsnac(&fr->data, 0x0003, 0x0004, 0x0000, snacid); | |
108 | ||
109 | aimbs_put8(&fr->data, strlen(sn)); | |
110 | aimbs_putraw(&fr->data, sn, strlen(sn)); | |
111 | ||
112 | aim_tx_enqueue(sess, fr); | |
113 | ||
114 | return 0; | |
115 | } | |
116 | ||
117 | /* | |
118 | * XXX generalise to support removing multiple buddies (basically, its | |
119 | * the same as setbuddylist() but with a different snac subtype). | |
120 | * | |
121 | */ | |
122 | faim_export int aim_remove_buddy(aim_session_t *sess, aim_conn_t *conn, const char *sn) | |
123 | { | |
124 | aim_frame_t *fr; | |
125 | aim_snacid_t snacid; | |
126 | ||
127 | if (!sn || !strlen(sn)) | |
128 | return -EINVAL; | |
129 | ||
130 | if (!(fr = aim_tx_new(sess, conn, AIM_FRAMETYPE_FLAP, 0x02, 10+1+strlen(sn)))) | |
131 | return -ENOMEM; | |
132 | ||
133 | snacid = aim_cachesnac(sess, 0x0003, 0x0005, 0x0000, sn, strlen(sn)+1); | |
134 | aim_putsnac(&fr->data, 0x0003, 0x0005, 0x0000, snacid); | |
135 | ||
136 | aimbs_put8(&fr->data, strlen(sn)); | |
137 | aimbs_putraw(&fr->data, sn, strlen(sn)); | |
138 | ||
139 | aim_tx_enqueue(sess, fr); | |
140 | ||
141 | return 0; | |
142 | } | |
143 |