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Annotation of ChivanetAimPidgin/oscarprpl/src/c/family_userlookup.c, revision 1.1

1.1     ! snw         1: /*
        !             2:  * Purple's oscar protocol plugin
        !             3:  * This file is the legal property of its developers.
        !             4:  * Please see the AUTHORS file distributed alongside this file.
        !             5:  *
        !             6:  * This library is free software; you can redistribute it and/or
        !             7:  * modify it under the terms of the GNU Lesser General Public
        !             8:  * License as published by the Free Software Foundation; either
        !             9:  * version 2 of the License, or (at your option) any later version.
        !            10:  *
        !            11:  * This library 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 GNU
        !            14:  * Lesser General Public License for more details.
        !            15:  *
        !            16:  * You should have received a copy of the GNU Lesser General Public
        !            17:  * License along with this library; if not, write to the Free Software
        !            18:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111-1301  USA
        !            19: */
        !            20: 
        !            21: /*
        !            22:  * Family 0x000a - User Search.
        !            23:  *
        !            24:  * TODO: Add aim_usersearch_name()
        !            25:  *
        !            26:  */
        !            27: 
        !            28: #include "oscar.h"
        !            29: 
        !            30: /*
        !            31:  * Subtype 0x0001
        !            32:  *
        !            33:  * XXX can this be integrated with the rest of the error handling?
        !            34:  */
        !            35: static int error(OscarData *od, FlapConnection *conn, aim_module_t *mod, FlapFrame *frame, aim_modsnac_t *snac, ByteStream *bs)
        !            36: {
        !            37:        int ret = 0;
        !            38:        aim_rxcallback_t userfunc;
        !            39:        aim_snac_t *snac2;
        !            40: 
        !            41:        /* XXX the modules interface should have already retrieved this for us */
        !            42:        if (!(snac2 = aim_remsnac(od, snac->id))) {
        !            43:                purple_debug_misc("oscar", "search error: couldn't get a snac for 0x%08x\n", snac->id);
        !            44:                return 0;
        !            45:        }
        !            46: 
        !            47:        if ((userfunc = aim_callhandler(od, snac->family, snac->subtype)))
        !            48:                ret = userfunc(od, conn, frame, snac2->data /* address */);
        !            49: 
        !            50:        /* XXX freesnac()? */
        !            51:        if (snac2)
        !            52:                g_free(snac2->data);
        !            53:        g_free(snac2);
        !            54: 
        !            55:        return ret;
        !            56: }
        !            57: 
        !            58: /*
        !            59:  * Subtype 0x0002
        !            60:  *
        !            61:  */
        !            62: int aim_search_address(OscarData *od, const char *address)
        !            63: {
        !            64:        FlapConnection *conn;
        !            65:        ByteStream bs;
        !            66:        aim_snacid_t snacid;
        !            67: 
        !            68:        conn = flap_connection_findbygroup(od, SNAC_FAMILY_USERLOOKUP);
        !            69: 
        !            70:        if (!conn || !address)
        !            71:                return -EINVAL;
        !            72: 
        !            73:        byte_stream_new(&bs, strlen(address));
        !            74: 
        !            75:        byte_stream_putstr(&bs, address);
        !            76: 
        !            77:        snacid = aim_cachesnac(od, SNAC_FAMILY_USERLOOKUP, 0x0002, 0x0000, address, strlen(address)+1);
        !            78:        flap_connection_send_snac(od, conn, SNAC_FAMILY_USERLOOKUP, 0x0002, snacid, &bs);
        !            79: 
        !            80:        byte_stream_destroy(&bs);
        !            81: 
        !            82:        return 0;
        !            83: }
        !            84: 
        !            85: /*
        !            86:  * Subtype 0x0003
        !            87:  *
        !            88:  */
        !            89: static int reply(OscarData *od, FlapConnection *conn, aim_module_t *mod, FlapFrame *frame, aim_modsnac_t *snac, ByteStream *bs)
        !            90: {
        !            91:        int j = 0, m, ret = 0;
        !            92:        GSList *tlvlist;
        !            93:        char *cur = NULL, *buf = NULL;
        !            94:        aim_rxcallback_t userfunc;
        !            95:        aim_snac_t *snac2;
        !            96:        const char *searchaddr = NULL;
        !            97: 
        !            98:        if ((snac2 = aim_remsnac(od, snac->id)))
        !            99:                searchaddr = (const char *)snac2->data;
        !           100: 
        !           101:        tlvlist = aim_tlvlist_read(bs);
        !           102:        m = aim_tlvlist_count(tlvlist);
        !           103: 
        !           104:        /* XXX uhm.
        !           105:         * This is the only place that uses something other than 1 for the 3rd
        !           106:         * parameter to aim_tlv_gettlv_whatever().
        !           107:         */
        !           108:        while ((cur = aim_tlv_getstr(tlvlist, 0x0001, j+1)) && j < m)
        !           109:        {
        !           110:                buf = g_realloc(buf, (j+1) * (MAXSNLEN+1));
        !           111: 
        !           112:                strncpy(&buf[j * (MAXSNLEN+1)], cur, MAXSNLEN);
        !           113:                g_free(cur);
        !           114: 
        !           115:                j++;
        !           116:        }
        !           117:        g_free(cur);
        !           118: 
        !           119:        aim_tlvlist_free(tlvlist);
        !           120: 
        !           121:        if ((userfunc = aim_callhandler(od, snac->family, snac->subtype)))
        !           122:                ret = userfunc(od, conn, frame, searchaddr, j, buf);
        !           123: 
        !           124:        /* XXX freesnac()? */
        !           125:        if (snac2)
        !           126:                g_free(snac2->data);
        !           127:        g_free(snac2);
        !           128: 
        !           129:        g_free(buf);
        !           130: 
        !           131:        return ret;
        !           132: }
        !           133: 
        !           134: static int
        !           135: snachandler(OscarData *od, FlapConnection *conn, aim_module_t *mod, FlapFrame *frame, aim_modsnac_t *snac, ByteStream *bs)
        !           136: {
        !           137:        if (snac->subtype == 0x0001)
        !           138:                return error(od, conn, mod, frame, snac, bs);
        !           139:        else if (snac->subtype == 0x0003)
        !           140:                return reply(od, conn, mod, frame, snac, bs);
        !           141: 
        !           142:        return 0;
        !           143: }
        !           144: 
        !           145: int
        !           146: search_modfirst(OscarData *od, aim_module_t *mod)
        !           147: {
        !           148:        mod->family = SNAC_FAMILY_USERLOOKUP;
        !           149:        mod->version = 0x0001;
        !           150:        mod->toolid = 0x0110;
        !           151:        mod->toolversion = 0x0629;
        !           152:        mod->flags = 0;
        !           153:        strncpy(mod->name, "userlookup", sizeof(mod->name));
        !           154:        mod->snachandler = snachandler;
        !           155: 
        !           156:        return 0;
        !           157: }