#define ND_LONGJMP_FROM_TCHECK
#include "netdissect.h"
#include "extract.h"
+#include "addrtoname.h"
#include "openflow.h"
#define OFPT_HELLO 0U
OFPC_GROUP_STATS | OFPC_IP_REASM | OFPC_QUEUE_STATS | \
OFPC_PORT_BLOCKED))
+#define OFPC_FRAG_NORMAL 0U
+#define OFPC_FRAG_DROP 1U
+#define OFPC_FRAG_REASM 2U
+static const struct tok ofp_config_str[] = {
+ { OFPC_FRAG_NORMAL, "FRAG_NORMAL" },
+ { OFPC_FRAG_DROP, "FRAG_DROP" },
+ { OFPC_FRAG_REASM, "FRAG_REASM" },
+ { 0, NULL }
+};
+
+#define OFPTT_MAX 0xfeU
+#define OFPTT_ALL 0xffU
+static const struct tok ofptt_str[] = {
+ { OFPTT_MAX, "MAX" },
+ { OFPTT_ALL, "ALL" },
+ { 0, NULL },
+};
+
+#define OFPCML_MAX 0xffe5U
+#define OFPCML_NO_BUFFER 0xffffU
+static const struct tok ofpcml_str[] = {
+ { OFPCML_MAX, "MAX" },
+ { OFPCML_NO_BUFFER, "NO_BUFFER" },
+ { 0, NULL }
+};
+
+#define OFPPC_PORT_DOWN (1U <<0)
+#define OFPPC_NO_RECV (1U <<2)
+#define OFPPC_NO_FWD (1U <<5)
+#define OFPPC_NO_PACKET_IN (1U <<6)
+static const struct tok ofppc_bm[] = {
+ { OFPPC_PORT_DOWN, "PORT_DOWN" },
+ { OFPPC_NO_RECV, "NO_RECV" },
+ { OFPPC_NO_FWD, "NO_FWD" },
+ { OFPPC_NO_PACKET_IN, "NO_PACKET_IN" },
+ { 0, NULL }
+};
+#define OFPPC_U (~(OFPPC_PORT_DOWN | OFPPC_NO_RECV | OFPPC_NO_FWD | \
+ OFPPC_NO_PACKET_IN))
+
+#define OFPPS_LINK_DOWN (1U << 0)
+#define OFPPS_BLOCKED (1U << 1)
+#define OFPPS_LIVE (1U << 2)
+static const struct tok ofpps_bm[] = {
+ { OFPPS_LINK_DOWN, "LINK_DOWN" },
+ { OFPPS_BLOCKED, "BLOCKED" },
+ { OFPPS_LIVE, "LIVE" },
+ { 0, NULL }
+};
+#define OFPPS_U (~(OFPPS_LINK_DOWN | OFPPS_BLOCKED | OFPPS_LIVE))
+
+#define OFPPF_10MB_HD (1U << 0)
+#define OFPPF_10MB_FD (1U << 1)
+#define OFPPF_100MB_HD (1U << 2)
+#define OFPPF_100MB_FD (1U << 3)
+#define OFPPF_1GB_HD (1U << 4)
+#define OFPPF_1GB_FD (1U << 5)
+#define OFPPF_10GB_FD (1U << 6)
+#define OFPPF_40GB_FD (1U << 7)
+#define OFPPF_100GB_FD (1U << 8)
+#define OFPPF_1TB_FD (1U << 9)
+#define OFPPF_OTHER (1U << 10)
+#define OFPPF_COPPER (1U << 11)
+#define OFPPF_FIBER (1U << 12)
+#define OFPPF_AUTONEG (1U << 13)
+#define OFPPF_PAUSE (1U << 14)
+#define OFPPF_PAUSE_ASYM (1U << 15)
+static const struct tok ofppf_bm[] = {
+ { OFPPF_10MB_HD, "10MB_HD" },
+ { OFPPF_10MB_FD, "10MB_FD" },
+ { OFPPF_100MB_HD, "100MB_HD" },
+ { OFPPF_100MB_FD, "100MB_FD" },
+ { OFPPF_1GB_HD, "1GB_HD" },
+ { OFPPF_1GB_FD, "1GB_FD" },
+ { OFPPF_10GB_FD, "10GB_FD" },
+ { OFPPF_40GB_FD, "40GB_FD" },
+ { OFPPF_100GB_FD, "100GB_FD" },
+ { OFPPF_1TB_FD, "1TB_FD" },
+ { OFPPF_OTHER, "OTHER" },
+ { OFPPF_COPPER, "COPPER" },
+ { OFPPF_FIBER, "FIBER" },
+ { OFPPF_AUTONEG, "AUTONEG" },
+ { OFPPF_PAUSE, "PAUSE" },
+ { OFPPF_PAUSE_ASYM, "PAUSE_ASYM" },
+ { 0, NULL }
+};
+#define OFPPF_U (~(OFPPF_10MB_HD | OFPPF_10MB_FD | OFPPF_100MB_HD | \
+ OFPPF_100MB_FD | OFPPF_1GB_HD | OFPPF_1GB_FD | \
+ OFPPF_10GB_FD | OFPPF_40GB_FD | OFPPF_100GB_FD | \
+ OFPPF_1TB_FD | OFPPF_OTHER | OFPPF_COPPER | OFPPF_FIBER | \
+ OFPPF_AUTONEG | OFPPF_PAUSE | OFPPF_PAUSE_ASYM))
+
#define OFPHET_VERSIONBITMAP 1U
static const struct tok ofphet_str[] = {
{ OFPHET_VERSIONBITMAP, "VERSIONBITMAP" },
{ 0, NULL }
};
+#define OFPCR_ROLE_NOCHANGE 0U
+#define OFPCR_ROLE_EQUAL 1U
+#define OFPCR_ROLE_MASTER 2U
+#define OFPCR_ROLE_SLAVE 3U
+static const struct tok ofpcr_str[] = {
+ { OFPCR_ROLE_NOCHANGE, "NOCHANGE" },
+ { OFPCR_ROLE_EQUAL, "EQUAL" },
+ { OFPCR_ROLE_MASTER, "MASTER" },
+ { OFPCR_ROLE_SLAVE, "SLAVE" },
+ { 0, NULL }
+};
+
#define OF_BIT_VER_1_0 (1U << (OF_VER_1_0 - 1))
#define OF_BIT_VER_1_1 (1U << (OF_VER_1_1 - 1))
#define OF_BIT_VER_1_2 (1U << (OF_VER_1_2 - 1))
#define OF_BIT_VER_U (~(OF_BIT_VER_1_0 | OF_BIT_VER_1_1 | OF_BIT_VER_1_2 | \
OF_BIT_VER_1_3 | OF_BIT_VER_1_4 | OF_BIT_VER_1_5))
+#define OFPR_NO_MATCH 0U
+#define OFPR_ACTION 1U
+#define OFPR_INVALID_TTL 2U
+#if 0 /* for OFPT_PACKET_IN */
+static const struct tok ofpr_str[] = {
+ { OFPR_NO_MATCH, "NO_MATCH" },
+ { OFPR_ACTION, "ACTION" },
+ { OFPR_INVALID_TTL, "OFPR_INVALID_TTL" },
+ { 0, NULL }
+};
+#endif
+
+#define ASYNC_OFPR_NO_MATCH (1U << OFPR_NO_MATCH )
+#define ASYNC_OFPR_ACTION (1U << OFPR_ACTION )
+#define ASYNC_OFPR_INVALID_TTL (1U << OFPR_INVALID_TTL)
+static const struct tok async_ofpr_bm[] = {
+ { ASYNC_OFPR_NO_MATCH, "NO_MATCH" },
+ { ASYNC_OFPR_ACTION, "ACTION" },
+ { ASYNC_OFPR_INVALID_TTL, "INVALID_TTL" },
+ { 0, NULL }
+};
+#define ASYNC_OFPR_U (~(ASYNC_OFPR_NO_MATCH | ASYNC_OFPR_ACTION | \
+ ASYNC_OFPR_INVALID_TTL))
+
+#define OFPPR_ADD 0U
+#define OFPPR_DELETE 1U
+#define OFPPR_MODIFY 2U
+static const struct tok ofppr_str[] = {
+ { OFPPR_ADD, "ADD" },
+ { OFPPR_DELETE, "DELETE" },
+ { OFPPR_MODIFY, "MODIFY" },
+ { 0, NULL }
+};
+
+#define ASYNC_OFPPR_ADD (1U << OFPPR_ADD )
+#define ASYNC_OFPPR_DELETE (1U << OFPPR_DELETE)
+#define ASYNC_OFPPR_MODIFY (1U << OFPPR_MODIFY)
+static const struct tok async_ofppr_bm[] = {
+ { ASYNC_OFPPR_ADD, "ADD" },
+ { ASYNC_OFPPR_DELETE, "DELETE" },
+ { ASYNC_OFPPR_MODIFY, "MODIFY" },
+ { 0, NULL }
+};
+#define ASYNC_OFPPR_U (~(ASYNC_OFPPR_ADD | ASYNC_OFPPR_DELETE | \
+ ASYNC_OFPPR_MODIFY))
+
#define OFPET_HELLO_FAILED 0U
#define OFPET_BAD_REQUEST 1U
#define OFPET_BAD_ACTION 2U
#define OF_HELLO_ELEM_MINSIZE 4U
#define OF_ERROR_MSG_MINLEN 12U
#define OF_FEATURES_REPLY_FIXLEN 32U
+#define OF_PORT_MOD_FIXLEN 40U
+#define OF_SWITCH_CONFIG_MSG_FIXLEN 12U
+#define OF_TABLE_MOD_FIXLEN 16U
#define OF_QUEUE_GET_CONFIG_REQUEST_FIXLEN 16U
+#define OF_ROLE_MSG_FIXLEN 24U
+#define OF_ASYNC_MSG_FIXLEN 32U
+#define OF_PORT_STATUS_FIXLEN 80U
+#define OF_EXPERIMENTER_MSG_MINLEN 16U
+
+/* miscellaneous constants from [OF13] */
+#define OFP_MAX_PORT_NAME_LEN 16U
/* [OF13] Section A.1 */
const char *
return tok2str(ofpt_str, "invalid (0x%02x)", type);
}
+/* [OF13] Section 7.2.1 */
+static void
+of13_port_print(netdissect_options *ndo,
+ const u_char *cp)
+{
+ /* port_no */
+ ND_PRINT("\n\t port_no %s",
+ tok2str(ofpp_str, "%u", GET_BE_U_4(cp)));
+ cp += 4;
+ /* pad */
+ cp += 4;
+ /* hw_addr */
+ ND_PRINT(", hw_addr %s", GET_ETHERADDR_STRING(cp));
+ cp += MAC_ADDR_LEN;
+ /* pad2 */
+ cp += 2;
+ /* name */
+ ND_PRINT(", name '");
+ (void)nd_print(ndo, cp, cp + OFP_MAX_PORT_NAME_LEN);
+ ND_PRINT("'");
+ cp += OFP_MAX_PORT_NAME_LEN;
+
+ if (ndo->ndo_vflag < 2) {
+ ND_TCHECK_LEN(cp, 32);
+ return;
+ }
+
+ /* config */
+ ND_PRINT("\n\t config 0x%08x", GET_BE_U_4(cp));
+ of_bitmap_print(ndo, ofppc_bm, GET_BE_U_4(cp), OFPPC_U);
+ cp += 4;
+ /* state */
+ ND_PRINT("\n\t state 0x%08x", GET_BE_U_4(cp));
+ of_bitmap_print(ndo, ofpps_bm, GET_BE_U_4(cp), OFPPS_U);;
+ cp += 4;
+ /* curr */
+ ND_PRINT("\n\t curr 0x%08x", GET_BE_U_4(cp));
+ of_bitmap_print(ndo, ofppf_bm, GET_BE_U_4(cp), OFPPF_U);
+ cp += 4;
+ /* advertised */
+ ND_PRINT("\n\t advertised 0x%08x", GET_BE_U_4(cp));
+ of_bitmap_print(ndo, ofppf_bm, GET_BE_U_4(cp), OFPPF_U);
+ cp += 4;
+ /* supported */
+ ND_PRINT("\n\t supported 0x%08x", GET_BE_U_4(cp));
+ of_bitmap_print(ndo, ofppf_bm, GET_BE_U_4(cp), OFPPF_U);
+ cp += 4;
+ /* peer */
+ ND_PRINT("\n\t peer 0x%08x", GET_BE_U_4(cp));
+ of_bitmap_print(ndo, ofppf_bm, GET_BE_U_4(cp), OFPPF_U);
+ cp += 4;
+ /* curr_speed */
+ ND_PRINT("\n\t curr_speed %ukbps", GET_BE_U_4(cp));
+ cp += 4;
+ /* max_speed */
+ ND_PRINT("\n\t max_speed %ukbps", GET_BE_U_4(cp));
+}
+
/* [OF13] Section 7.3.1 */
static void
of13_features_reply_print(netdissect_options *ndo,
- const u_char *cp, u_int len)
+ const u_char *cp)
{
/* datapath_id */
ND_PRINT("\n\t dpid 0x%016" PRIx64, GET_BE_U_8(cp));
- OF_FWD(8);
+ cp += 8;
/* n_buffers */
ND_PRINT(", n_buffers %u", GET_BE_U_4(cp));
- OF_FWD(4);
+ cp += 4;
/* n_tables */
ND_PRINT(", n_tables %u", GET_U_1(cp));
- OF_FWD(1);
+ cp += 1;
/* auxiliary_id */
ND_PRINT(", auxiliary_id %u", GET_U_1(cp));
- OF_FWD(1);
+ cp += 1;
/* pad */
- OF_FWD(2);
+ cp += 2;
/* capabilities */
ND_PRINT("\n\t capabilities 0x%08x", GET_BE_U_4(cp));
of_bitmap_print(ndo, ofp_capabilities_bm, GET_BE_U_4(cp), OFPCAP_U);
- OF_FWD(4);
+ cp += 4;
/* reserved */
ND_TCHECK_4(cp);
}
+/* [OF13] Section 7.3.2 */
+static void
+of13_switch_config_msg_print(netdissect_options *ndo,
+ const u_char *cp)
+{
+ /* flags */
+ ND_PRINT("\n\t flags %s",
+ tok2str(ofp_config_str, "invalid (0x%04x)", GET_BE_U_2(cp)));
+ cp += 2;
+ /* miss_send_len */
+ ND_PRINT(", miss_send_len %s",
+ tok2str(ofpcml_str, "%u", GET_BE_U_2(cp)));
+}
+
+/* [OF13] Section 7.3.3 */
+static void
+of13_table_mod_print(netdissect_options *ndo,
+ const u_char *cp)
+{
+ /* table_id */
+ ND_PRINT("\n\t table_id %s", tok2str(ofptt_str, "%u", GET_U_1(cp)));
+ cp += 1;
+ /* pad */
+ cp += 3;
+ /* config */
+ ND_PRINT(", config 0x%08x", GET_BE_U_4(cp));
+}
+
+/* [OF13] Section 7.3.9 */
+static void
+of13_role_msg_print(netdissect_options *ndo,
+ const u_char *cp)
+{
+ /* role */
+ ND_PRINT("\n\t role %s",
+ tok2str(ofpcr_str, "invalid (0x%08x)", GET_BE_U_4(cp)));
+ cp += 4;
+ /* pad */
+ cp += 4;
+ /* generation_id */
+ ND_PRINT(", generation_id 0x%016" PRIx64, GET_BE_U_8(cp));
+}
+
+/* [OF13] Section 7.3.10 */
+static void
+of13_async_msg_print(netdissect_options *ndo,
+ const u_char *cp)
+{
+ /* packet_in_mask[0] */
+ ND_PRINT("\n\t packet_in_mask[EM] 0x%08x", GET_BE_U_4(cp));
+ of_bitmap_print(ndo, async_ofpr_bm, GET_BE_U_4(cp), ASYNC_OFPR_U);
+ cp += 4;
+ /* packet_in_mask[1] */
+ ND_PRINT("\n\t packet_in_mask[S] 0x%08x", GET_BE_U_4(cp));
+ of_bitmap_print(ndo, async_ofpr_bm, GET_BE_U_4(cp), ASYNC_OFPR_U);
+ cp += 4;
+ /* port_status_mask[0] */
+ ND_PRINT("\n\t port_status_mask[EM] 0x%08x", GET_BE_U_4(cp));
+ of_bitmap_print(ndo, async_ofppr_bm, GET_BE_U_4(cp), ASYNC_OFPPR_U);
+ cp += 4;
+ /* port_status_mask[1] */
+ ND_PRINT("\n\t port_status_mask[S] 0x%08x", GET_BE_U_4(cp));
+ of_bitmap_print(ndo, async_ofppr_bm, GET_BE_U_4(cp), ASYNC_OFPPR_U);
+ cp += 4;
+ /* flow_removed_mask[0] */
+ ND_PRINT("\n\t flow_removed_mask[EM] 0x%08x", GET_BE_U_4(cp));
+ of_bitmap_print(ndo, async_ofppr_bm, GET_BE_U_4(cp), ASYNC_OFPPR_U);
+ cp += 4;
+ /* flow_removed_mask[1] */
+ ND_PRINT("\n\t flow_removed_mask[S] 0x%08x", GET_BE_U_4(cp));
+ of_bitmap_print(ndo, async_ofppr_bm, GET_BE_U_4(cp), ASYNC_OFPPR_U);
+}
+
+/* [OF13] Section 7.3.4.3 */
+static void
+of13_port_mod_print(netdissect_options *ndo,
+ const u_char *cp)
+{
+ /* port_no */
+ ND_PRINT("\n\t port_no %s", tok2str(ofpp_str, "%u", GET_BE_U_4(cp)));
+ cp += 4;
+ /* pad */
+ cp += 4;
+ /* hw_addr */
+ ND_PRINT(", hw_addr %s", GET_ETHERADDR_STRING(cp));
+ cp += MAC_ADDR_LEN;
+ /* pad2 */
+ cp += 2;
+ /* config */
+ ND_PRINT("\n\t config 0x%08x", GET_BE_U_4(cp));
+ of_bitmap_print(ndo, ofppc_bm, GET_BE_U_4(cp), OFPPC_U);
+ cp += 4;
+ /* mask */
+ ND_PRINT("\n\t mask 0x%08x", GET_BE_U_4(cp));
+ of_bitmap_print(ndo, ofppc_bm, GET_BE_U_4(cp), OFPPC_U);
+ cp += 4;
+ /* advertise */
+ ND_PRINT("\n\t advertise 0x%08x", GET_BE_U_4(cp));
+ of_bitmap_print(ndo, ofppf_bm, GET_BE_U_4(cp), OFPPF_U);
+ cp += 4;
+ /* pad3 */
+ /* Always the last field, check bounds. */
+ ND_TCHECK_4(cp);
+}
+
+/* [OF13] Section 7.4.3 */
+static void
+of13_port_status_print(netdissect_options *ndo,
+ const u_char *cp)
+{
+ /* reason */
+ ND_PRINT("\n\t reason %s",
+ tok2str(ofppr_str, "invalid (0x02x)", GET_U_1(cp)));
+ cp += 1;
+ /* pad */
+ cp += 7;
+ /* desc */
+ of13_port_print(ndo, cp);
+}
+
/* [OF13] Section 7.5.1 */
static void
of13_hello_elements_print(netdissect_options *ndo,
ND_TCHECK_LEN(cp, len);
}
+/* [OF13] Section 7.5.4 */
+static void
+of13_experimenter_message_print(netdissect_options *ndo,
+ const u_char *cp, u_int len)
+{
+ uint32_t experimenter;
+
+ /* experimenter */
+ experimenter = GET_BE_U_4(cp);
+ OF_FWD(4);
+ ND_PRINT("\n\t experimenter 0x%08x (%s)", experimenter,
+ of_vendor_name(experimenter));
+ /* exp_type */
+ ND_PRINT(", exp_type 0x%08x", GET_BE_U_4(cp));
+ OF_FWD(4);
+ /* data */
+ of_data_print(ndo, cp, len);
+}
+
+/* [OF13] Section A.3.6 */
+static void
+of13_queue_get_config_request_print(netdissect_options *ndo,
+ const u_char *cp)
+{
+ /* port */
+ ND_PRINT("\n\t port %s", tok2str(ofpp_str, "%u", GET_BE_U_4(cp)));
+ cp += 4;
+ /* pad */
+ /* Always the last field, check bounds. */
+ ND_TCHECK_4(cp);
+}
+
/* [OF13] Section A.4.4 */
static void
of13_error_print(netdissect_options *ndo,
case OFPT_GET_CONFIG_REQUEST: /* [OF13] Section A.3.2 */
case OFPT_BARRIER_REQUEST: /* [OF13] Section A.3.8 */
case OFPT_BARRIER_REPLY: /* ibid */
+ case OFPT_GET_ASYNC_REQUEST: /* [OF13] Section 7.3.10 */
if (len)
goto invalid;
return;
goto invalid;
if (ndo->ndo_vflag < 1)
break;
- of13_features_reply_print(ndo, cp, len);
+ of13_features_reply_print(ndo, cp);
return;
case OFPT_QUEUE_GET_CONFIG_REQUEST: /* [OF13] Section A.3.6 */
if (len != OF_QUEUE_GET_CONFIG_REQUEST_FIXLEN - OF_HEADER_FIXLEN)
goto invalid;
if (ndo->ndo_vflag < 1)
break;
- /* port */
- ND_PRINT("\n\t port %s",
- tok2str(ofpp_str, "%u", GET_BE_U_4(cp)));
- OF_FWD(4);
- /* pad */
- /* Always the last field, check bounds. */
- ND_TCHECK_4(cp);
+ of13_queue_get_config_request_print(ndo, cp);
+ return;
+ case OFPT_GET_CONFIG_REPLY: /* [OF13] Section 7.3.2 */
+ case OFPT_SET_CONFIG: /* ibid */
+ if (len != OF_SWITCH_CONFIG_MSG_FIXLEN - OF_HEADER_FIXLEN)
+ goto invalid;
+ if (ndo->ndo_vflag < 1)
+ break;
+ of13_switch_config_msg_print(ndo, cp);
+ return;
+ case OFPT_PORT_MOD: /* [OF13] Section 7.3.4.3 */
+ if (len != OF_PORT_MOD_FIXLEN - OF_HEADER_FIXLEN)
+ goto invalid;
+ if (ndo->ndo_vflag < 1)
+ break;
+ of13_port_mod_print(ndo, cp);
+ return;
+ case OFPT_ROLE_REQUEST: /* [OF13] Section 7.3.9 */
+ case OFPT_ROLE_REPLY: /* ibid */
+ if (len != OF_ROLE_MSG_FIXLEN - OF_HEADER_FIXLEN)
+ goto invalid;
+ if (ndo->ndo_vflag < 1)
+ break;
+ of13_role_msg_print(ndo, cp);
+ return;
+ case OFPT_PORT_STATUS: /* [OF13] Section 7.4.3 */
+ if (len != OF_PORT_STATUS_FIXLEN - OF_HEADER_FIXLEN)
+ goto invalid;
+ if (ndo->ndo_vflag < 1)
+ break;
+ of13_port_status_print(ndo, cp);
+ return;
+ case OFPT_TABLE_MOD: /* [OF13] Section 7.3.3 */
+ if (len != OF_TABLE_MOD_FIXLEN - OF_HEADER_FIXLEN)
+ goto invalid;
+ if (ndo->ndo_vflag < 1)
+ break;
+ of13_table_mod_print(ndo, cp);
+ return;
+ case OFPT_SET_ASYNC: /* [OF13] Section 7.3.10 */
+ case OFPT_GET_ASYNC_REPLY: /* ibid */
+ if (len != OF_ASYNC_MSG_FIXLEN - OF_HEADER_FIXLEN)
+ goto invalid;
+ if (ndo->ndo_vflag < 1)
+ break;
+ of13_async_msg_print(ndo, cp);
return;
/* OpenFlow header and variable-size data. */
break;
of13_error_print(ndo, cp, len);
return;
+ case OFPT_EXPERIMENTER: /* [OF13] Section 7.5.4 */
+ if (len < OF_EXPERIMENTER_MSG_MINLEN - OF_HEADER_FIXLEN)
+ goto invalid;
+ if (ndo->ndo_vflag < 1)
+ break;
+ of13_experimenter_message_print(ndo, cp, len);
+ return;
}
/*
* Not a recognised type or did not print the details, fall back to
projects / tcpdump / blobdiff