89 lines
2.0 KiB
C
89 lines
2.0 KiB
C
/*
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This file is part of actube.
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actube is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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libcapwap is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Foobar. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "cw.h"
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#include "dbg.h"
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int cw_read_descriptor_subelems(mavl_t store, uint8_t * data, int len,
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struct cw_DescriptorSubelemDef *elems)
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{
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printf("sub reader\n");
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int errors = 0;
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int success = 0;
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int sub = 0;
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while (sub < len) {
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if (len - sub < 8) {
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return 0;
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}
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uint32_t vendor_id = cw_get_dword(data + sub);
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int sublen = cw_get_word(data + sub + 6);
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int subtype = cw_get_word(data + sub + 4);
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bstrv_t vstr = NULL;
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int i;
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/* search sub-element */
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for (i = 0; elems[i].maxlen; i++) {
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if (elems[i].type == subtype && elems[i].vendor_id==vendor_id)
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break;
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}
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if (!elems[i].maxlen) {
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vstr = bstrv_create(vendor_id, data + sub + 8, sublen);
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if (vstr) {
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cw_dbg_version_subelem(DBG_ELEM_ERR, "Not allowed",
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subtype, vstr);
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free(vstr);
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}
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errors++;
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} else {
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int l = sublen;
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if (elems[i].maxlen < sublen) {
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cw_dbg(DBG_ELEM_ERR,
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"SubType %d Too long (truncating), len = %d,max. len=%d",
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subtype, sublen, elems[i].maxlen);
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l = elems[i].maxlen;
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}
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vstr =
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mbag_set_bstrv(store, elems[i].key, vendor_id,
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data + sub + 8, l);
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char dbgstr[128];
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sprintf(dbgstr, "Storing '%s'", elems[i].key);
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cw_dbg_version_subelem(DBG_SUBELEM, dbgstr, subtype, vstr);
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success++;
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}
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if (sub + sublen > len)
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return -1;
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sub += sublen + 8;
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}
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return success;
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}
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