* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#include "math.h"
-
#include <zebra.h>
+#include <math.h>
+
#include "prefix.h"
#include "lib_errors.h"
safi = packet->safi;
if (afi == AFI_IP6) {
- flog_err(LIB_ERR_DEVELOPMENT,
- "BGP flowspec IPv6 not supported");
- return -1;
+ flog_err(EC_LIB_DEVELOPMENT, "BGP flowspec IPv6 not supported");
+ return BGP_NLRI_PARSE_ERROR_FLOWSPEC_IPV6_NOT_SUPPORTED;
}
if (packet->length >= FLOWSPEC_NLRI_SIZELIMIT) {
- flog_err(BGP_ERR_FLOWSPEC_PACKET,
- "BGP flowspec nlri length maximum reached (%u)",
- packet->length);
- return -1;
+ flog_err(EC_BGP_FLOWSPEC_PACKET,
+ "BGP flowspec nlri length maximum reached (%u)",
+ packet->length);
+ return BGP_NLRI_PARSE_ERROR_FLOWSPEC_NLRI_SIZELIMIT;
}
for (; pnt < lim; pnt += psize) {
/* All FlowSpec NLRI begin with length. */
if (pnt + 1 > lim)
- return -1;
+ return BGP_NLRI_PARSE_ERROR_PACKET_OVERFLOW;
psize = *pnt++;
/* When packet overflow occur return immediately. */
if (pnt + psize > lim) {
- flog_err(BGP_ERR_FLOWSPEC_PACKET,
- "Flowspec NLRI length inconsistent ( size %u seen)",
- psize);
- return -1;
+ flog_err(
+ EC_BGP_FLOWSPEC_PACKET,
+ "Flowspec NLRI length inconsistent ( size %u seen)",
+ psize);
+ return BGP_NLRI_PARSE_ERROR_PACKET_OVERFLOW;
}
if (bgp_fs_nlri_validate(pnt, psize) < 0) {
- flog_err(BGP_ERR_FLOWSPEC_PACKET,
- "Bad flowspec format or NLRI options not supported");
- return -1;
+ flog_err(
+ EC_BGP_FLOWSPEC_PACKET,
+ "Bad flowspec format or NLRI options not supported");
+ return BGP_NLRI_PARSE_ERROR_FLOWSPEC_BAD_FORMAT;
}
p.family = AF_FLOWSPEC;
p.prefixlen = 0;
ZEBRA_ROUTE_BGP, BGP_ROUTE_NORMAL,
NULL, NULL, 0, NULL);
if (ret) {
- flog_err(BGP_ERR_FLOWSPEC_INSTALLATION,
- "Flowspec NLRI failed to be %s.",
- attr ? "added" : "withdrawn");
- return -1;
+ flog_err(EC_BGP_FLOWSPEC_INSTALLATION,
+ "Flowspec NLRI failed to be %s.",
+ attr ? "added" : "withdrawn");
+ return BGP_NLRI_PARSE_ERROR;
}
}
- return 0;
+ return BGP_NLRI_PARSE_OK;
}