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118 lines
2.7 KiB
118 lines
2.7 KiB
/*
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* UNIXODBC module
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*
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* Copyright (C) 2005-2006 Marco Lorrai
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* Copyright (C) 2008 1&1 Internet AG
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*
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* This file is part of Kamailio, a free SIP server.
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*
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* Kamailio 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 2 of the License, or
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* (at your option) any later version
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*
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* Kamailio 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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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*
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* History:
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* --------
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* 2005-12-01 initial commit (chgen)
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* 2006-04-04 simplified link list (sgupta)
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* 2006-05-05 removed static allocation of 1k per column data (sgupta)
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*/
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#include "../../dprint.h"
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#include "../../mem/mem.h"
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#include "list.h"
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/*!
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* \brief Create a list
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* \param start start of the list
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* \param link inserted element
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* \param n number of values
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* \param value inserted value
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* \return 0 on success, -1 on failure
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*/
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int db_unixodbc_list_insert(list** start, list** link, int n, strn* value)
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{
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int i = 0;
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list* nlink;
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if (!(*start)) *link = NULL;
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nlink=(list*)pkg_malloc(sizeof(list));
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if(!nlink) {
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LM_ERR("no more pkg memory (1)\n");
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return -1;
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}
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nlink->rownum = n;
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nlink->next = NULL;
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nlink->lengths = (unsigned long*)pkg_malloc(sizeof(unsigned long)*n);
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if(!nlink->lengths) {
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LM_ERR("no more pkg memory (2)\n");
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pkg_free(nlink);
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return -1;
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}
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for(i=0; i<n; i++)
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nlink->lengths[i] = value[i].buflen;
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nlink->data = (char**)pkg_malloc(sizeof(char*)*n);
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if(!nlink->data) {
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LM_ERR("no more pkg memory (3)\n");
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pkg_free( nlink->lengths );
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pkg_free(nlink);
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return -1;
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}
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for(i=0; i<n; i++) {
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nlink->data[i] = pkg_malloc(sizeof(char) * nlink->lengths[i]);
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if(!nlink->data[i]) {
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LM_ERR("no more pkg memory (4)\n");
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pkg_free( nlink->lengths );
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pkg_free( nlink->data );
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pkg_free(nlink);
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return -1;
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}
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memcpy(nlink->data[i], value[i].s, nlink->lengths[i]);
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}
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if (!(*start)) {
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*link = nlink;
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*start = *link;
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} else {
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(*link)->next = nlink;
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*link = (*link)->next;
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}
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return 0;
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}
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/*!
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* \brief Destroy a list
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* \param link list element(s)
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*/
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void db_unixodbc_list_destroy(list *start)
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{
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int i = 0;
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while(start) {
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list* temp = start;
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start = start->next;
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for(i = 0; i < temp->rownum; i++)
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pkg_free( temp->data[i] );
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pkg_free(temp->data);
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pkg_free(temp->lengths);
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pkg_free(temp);
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}
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}
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