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- /*
- * $Id$
- *
- * Copyright (C) 2001-2003 Fhg Fokus
- *
- * This file is part of ser, a free SIP server.
- *
- * ser is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version
- *
- * For a license to use the ser software under conditions
- * other than those described here, or to purchase support for this
- * software, please contact iptel.org by e-mail at the following addresses:
- * [email protected]
- *
- * ser is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
- #include "parse_cseq.h"
- #include "parser_f.h" /* eat_space_end and so on */
- #include "../dprint.h"
- #include "parse_def.h"
- #include "../mem/mem.h"
- /*
- * Parse CSeq header field
- */
- /*BUGGY*/
- char* parse_cseq(char *buf, char* end, struct cseq_body* cb)
- {
- char *t, *m, *m_end;
- char c;
-
- cb->error=PARSE_ERROR;
- t=eat_space_end(buf, end);
- if (t>=end) goto error;
-
- cb->number.s=t;
- t=eat_token_end(t, end);
- if (t>=end) goto error;
- m=eat_space_end(t, end);
- m_end=eat_token_end(m, end);
- *t=0; /*null terminate it*/
- cb->number.len=t-cb->number.s;
- if (m_end>=end) goto error;
- if (m_end==m){
- /* null method*/
- LOG(L_ERR, "ERROR:parse_cseq: no method found\n");
- goto error;
- }
- cb->method.s=m;
- t=m_end;
- c=*t;
- *t=0; /*null terminate it*/
- cb->method.len=t-cb->method.s;
- t++;
- /*check if the header ends here*/
- if (c=='\n') goto check_continue;
- do{
- for (;(t<end)&&((*t==' ')||(*t=='\t')||(*t=='\r'));t++);
- if (t>=end) goto error;
- if (*t!='\n'){
- LOG(L_ERR, "ERROR:parse_cseq: unexpected char <%c> at end of"
- " cseq\n", *t);
- goto error;
- }
- t++;
- check_continue:
- ;
- }while( (t<end) && ((*t==' ')||(*t=='\t')) );
- cb->error=PARSE_OK;
- return t;
- error:
- LOG(L_ERR, "ERROR: parse_cseq: bad cseq\n");
- return t;
- }
- void free_cseq(struct cseq_body* cb)
- {
- pkg_free(cb);
- }
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