net/bnxt: refactor init/uninit
[dpdk.git] / app / test-pmd / cmdline_flow.c
index 37b10e6..0618611 100644 (file)
@@ -223,6 +223,7 @@ enum index {
        ITEM_GENEVE,
        ITEM_GENEVE_VNI,
        ITEM_GENEVE_PROTO,
+       ITEM_GENEVE_OPTLEN,
        ITEM_VXLAN_GPE,
        ITEM_VXLAN_GPE_VNI,
        ITEM_ARP_ETH_IPV4,
@@ -283,6 +284,11 @@ enum index {
        ITEM_ECPRI_MSG_IQ_DATA_PCID,
        ITEM_ECPRI_MSG_RTC_CTRL_RTCID,
        ITEM_ECPRI_MSG_DLY_MSR_MSRID,
+       ITEM_GENEVE_OPT,
+       ITEM_GENEVE_OPT_CLASS,
+       ITEM_GENEVE_OPT_TYPE,
+       ITEM_GENEVE_OPT_LENGTH,
+       ITEM_GENEVE_OPT_DATA,
 
        /* Validate/create actions. */
        ACTIONS,
@@ -408,11 +414,27 @@ enum index {
        ACTION_SAMPLE_INDEX_VALUE,
        ACTION_SHARED,
        SHARED_ACTION_ID2PTR,
+       ACTION_MODIFY_FIELD,
+       ACTION_MODIFY_FIELD_OP,
+       ACTION_MODIFY_FIELD_OP_VALUE,
+       ACTION_MODIFY_FIELD_DST_TYPE,
+       ACTION_MODIFY_FIELD_DST_TYPE_VALUE,
+       ACTION_MODIFY_FIELD_DST_LEVEL,
+       ACTION_MODIFY_FIELD_DST_OFFSET,
+       ACTION_MODIFY_FIELD_SRC_TYPE,
+       ACTION_MODIFY_FIELD_SRC_TYPE_VALUE,
+       ACTION_MODIFY_FIELD_SRC_LEVEL,
+       ACTION_MODIFY_FIELD_SRC_OFFSET,
+       ACTION_MODIFY_FIELD_SRC_VALUE,
+       ACTION_MODIFY_FIELD_WIDTH,
 };
 
 /** Maximum size for pattern in struct rte_flow_item_raw. */
 #define ITEM_RAW_PATTERN_SIZE 40
 
+/** Maximum size for GENEVE option data pattern in bytes. */
+#define ITEM_GENEVE_OPT_DATA_SIZE 124
+
 /** Storage size for struct rte_flow_item_raw including pattern. */
 #define ITEM_RAW_SIZE \
        (sizeof(struct rte_flow_item_raw) + ITEM_RAW_PATTERN_SIZE)
@@ -428,7 +450,7 @@ struct action_rss_data {
 };
 
 /** Maximum data size in struct rte_flow_action_raw_encap. */
-#define ACTION_RAW_ENCAP_MAX_DATA 128
+#define ACTION_RAW_ENCAP_MAX_DATA 512
 #define RAW_ENCAP_CONFS_MAX_NUM 8
 
 /** Storage for struct rte_flow_action_raw_encap. */
@@ -560,6 +582,23 @@ struct rte_flow_action_queue sample_queue[RAW_SAMPLE_CONFS_MAX_NUM];
 struct rte_flow_action_count sample_count[RAW_SAMPLE_CONFS_MAX_NUM];
 struct rte_flow_action_port_id sample_port_id[RAW_SAMPLE_CONFS_MAX_NUM];
 struct rte_flow_action_raw_encap sample_encap[RAW_SAMPLE_CONFS_MAX_NUM];
+struct action_rss_data sample_rss_data[RAW_SAMPLE_CONFS_MAX_NUM];
+
+static const char *const modify_field_ops[] = {
+       "set", "add", "sub", NULL
+};
+
+static const char *const modify_field_ids[] = {
+       "start", "mac_dst", "mac_src",
+       "vlan_type", "vlan_id", "mac_type",
+       "ipv4_dscp", "ipv4_ttl", "ipv4_src", "ipv4_dst",
+       "ipv6_hoplimit", "ipv6_src", "ipv6_dst",
+       "tcp_port_src", "tcp_port_dst",
+       "tcp_seq_num", "tcp_ack_num", "tcp_flags",
+       "udp_port_src", "udp_port_dst",
+       "vxlan_vni", "geneve_vni", "gtp_teid",
+       "tag", "mark", "meta", "pointer", "value", NULL
+};
 
 /** Maximum number of subsequent tokens and arguments on the stack. */
 #define CTX_STACK_SIZE 16
@@ -658,6 +697,16 @@ struct token {
                .mask = (const void *)&(const s){ .f = (1 << (b)) - 1 }, \
        })
 
+/** Static initializer for ARGS() to target a field with limits. */
+#define ARGS_ENTRY_BOUNDED(s, f, i, a) \
+       (&(const struct arg){ \
+               .bounded = 1, \
+               .min = (i), \
+               .max = (a), \
+               .offset = offsetof(s, f), \
+               .size = sizeof(((s *)0)->f), \
+       })
+
 /** Static initializer for ARGS() to target an arbitrary bit-mask. */
 #define ARGS_ENTRY_MASK(s, f, m) \
        (&(const struct arg){ \
@@ -903,6 +952,7 @@ static const enum index next_item[] = {
        ITEM_AH,
        ITEM_PFCP,
        ITEM_ECPRI,
+       ITEM_GENEVE_OPT,
        END_SET,
        ZERO,
 };
@@ -1082,6 +1132,7 @@ static const enum index item_gtp[] = {
 static const enum index item_geneve[] = {
        ITEM_GENEVE_VNI,
        ITEM_GENEVE_PROTO,
+       ITEM_GENEVE_OPTLEN,
        ITEM_NEXT,
        ZERO,
 };
@@ -1244,6 +1295,15 @@ static const enum index item_ecpri_common_type[] = {
        ZERO,
 };
 
+static const enum index item_geneve_opt[] = {
+       ITEM_GENEVE_OPT_CLASS,
+       ITEM_GENEVE_OPT_TYPE,
+       ITEM_GENEVE_OPT_LENGTH,
+       ITEM_GENEVE_OPT_DATA,
+       ITEM_NEXT,
+       ZERO,
+};
+
 static const enum index next_action[] = {
        ACTION_END,
        ACTION_VOID,
@@ -1306,6 +1366,7 @@ static const enum index next_action[] = {
        ACTION_AGE,
        ACTION_SAMPLE,
        ACTION_SHARED,
+       ACTION_MODIFY_FIELD,
        ZERO,
 };
 
@@ -1548,6 +1609,7 @@ static const enum index action_sample[] = {
 
 static const enum index next_action_sample[] = {
        ACTION_QUEUE,
+       ACTION_RSS,
        ACTION_MARK,
        ACTION_COUNT,
        ACTION_PORT_ID,
@@ -1556,6 +1618,21 @@ static const enum index next_action_sample[] = {
        ZERO,
 };
 
+static const enum index action_modify_field_dst[] = {
+       ACTION_MODIFY_FIELD_DST_LEVEL,
+       ACTION_MODIFY_FIELD_DST_OFFSET,
+       ACTION_MODIFY_FIELD_SRC_TYPE,
+       ZERO,
+};
+
+static const enum index action_modify_field_src[] = {
+       ACTION_MODIFY_FIELD_SRC_LEVEL,
+       ACTION_MODIFY_FIELD_SRC_OFFSET,
+       ACTION_MODIFY_FIELD_SRC_VALUE,
+       ACTION_MODIFY_FIELD_WIDTH,
+       ZERO,
+};
+
 static int parse_set_raw_encap_decap(struct context *, const struct token *,
                                     const char *, unsigned int,
                                     void *, unsigned int);
@@ -1638,6 +1715,14 @@ static int
 parse_vc_action_sample_index(struct context *ctx, const struct token *token,
                                const char *str, unsigned int len, void *buf,
                                unsigned int size);
+static int
+parse_vc_modify_field_op(struct context *ctx, const struct token *token,
+                               const char *str, unsigned int len, void *buf,
+                               unsigned int size);
+static int
+parse_vc_modify_field_id(struct context *ctx, const struct token *token,
+                               const char *str, unsigned int len, void *buf,
+                               unsigned int size);
 static int parse_destroy(struct context *, const struct token *,
                         const char *, unsigned int,
                         void *, unsigned int);
@@ -1722,6 +1807,10 @@ static int comp_set_raw_index(struct context *, const struct token *,
                              unsigned int, char *, unsigned int);
 static int comp_set_sample_index(struct context *, const struct token *,
                              unsigned int, char *, unsigned int);
+static int comp_set_modify_field_op(struct context *, const struct token *,
+                             unsigned int, char *, unsigned int);
+static int comp_set_modify_field_id(struct context *, const struct token *,
+                             unsigned int, char *, unsigned int);
 
 /** Token definitions. */
 static const struct token token_list[] = {
@@ -2779,6 +2868,14 @@ static const struct token token_list[] = {
                .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_geneve,
                                             protocol)),
        },
+       [ITEM_GENEVE_OPTLEN] = {
+               .name = "optlen",
+               .help = "GENEVE options length in dwords",
+               .next = NEXT(item_geneve, NEXT_ENTRY(UNSIGNED), item_param),
+               .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_geneve,
+                                                 ver_opt_len_o_c_rsvd0,
+                                                 "\x3f\x00")),
+       },
        [ITEM_VXLAN_GPE] = {
                .name = "vxlan-gpe",
                .help = "match VXLAN-GPE header",
@@ -3230,6 +3327,47 @@ static const struct token token_list[] = {
                .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ecpri,
                                hdr.type5.msr_id)),
        },
+       [ITEM_GENEVE_OPT] = {
+               .name = "geneve-opt",
+               .help = "GENEVE header option",
+               .priv = PRIV_ITEM(GENEVE_OPT,
+                                 sizeof(struct rte_flow_item_geneve_opt) +
+                                 ITEM_GENEVE_OPT_DATA_SIZE),
+               .next = NEXT(item_geneve_opt),
+               .call = parse_vc,
+       },
+       [ITEM_GENEVE_OPT_CLASS] = {
+               .name = "class",
+               .help = "GENEVE option class",
+               .next = NEXT(item_geneve_opt, NEXT_ENTRY(UNSIGNED), item_param),
+               .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_geneve_opt,
+                                            option_class)),
+       },
+       [ITEM_GENEVE_OPT_TYPE] = {
+               .name = "type",
+               .help = "GENEVE option type",
+               .next = NEXT(item_geneve_opt, NEXT_ENTRY(UNSIGNED), item_param),
+               .args = ARGS(ARGS_ENTRY(struct rte_flow_item_geneve_opt,
+                                       option_type)),
+       },
+       [ITEM_GENEVE_OPT_LENGTH] = {
+               .name = "length",
+               .help = "GENEVE option data length (in 32b words)",
+               .next = NEXT(item_geneve_opt, NEXT_ENTRY(UNSIGNED), item_param),
+               .args = ARGS(ARGS_ENTRY_BOUNDED(
+                               struct rte_flow_item_geneve_opt, option_len,
+                               0, 31)),
+       },
+       [ITEM_GENEVE_OPT_DATA] = {
+               .name = "data",
+               .help = "GENEVE option data pattern",
+               .next = NEXT(item_geneve_opt, NEXT_ENTRY(HEX), item_param),
+               .args = ARGS(ARGS_ENTRY(struct rte_flow_item_geneve_opt, data),
+                            ARGS_ENTRY_ARB(0, 0),
+                            ARGS_ENTRY_ARB
+                               (sizeof(struct rte_flow_item_geneve_opt),
+                               ITEM_GENEVE_OPT_DATA_SIZE)),
+       },
        /* Validate/create actions. */
        [ACTIONS] = {
                .name = "actions",
@@ -4037,6 +4175,103 @@ static const struct token token_list[] = {
                .call = parse_vc_action_raw_decap_index,
                .comp = comp_set_raw_index,
        },
+       [ACTION_MODIFY_FIELD] = {
+               .name = "modify_field",
+               .help = "modify destination field with data from source field",
+               .priv = PRIV_ACTION(MODIFY_FIELD,
+                       sizeof(struct rte_flow_action_modify_field)),
+               .next = NEXT(NEXT_ENTRY(ACTION_MODIFY_FIELD_OP)),
+               .call = parse_vc,
+       },
+       [ACTION_MODIFY_FIELD_OP] = {
+               .name = "op",
+               .help = "operation type",
+               .next = NEXT(NEXT_ENTRY(ACTION_MODIFY_FIELD_DST_TYPE),
+                       NEXT_ENTRY(ACTION_MODIFY_FIELD_OP_VALUE)),
+               .call = parse_vc_conf,
+       },
+       [ACTION_MODIFY_FIELD_OP_VALUE] = {
+               .name = "{operation}",
+               .help = "operation type value",
+               .call = parse_vc_modify_field_op,
+               .comp = comp_set_modify_field_op,
+       },
+       [ACTION_MODIFY_FIELD_DST_TYPE] = {
+               .name = "dst_type",
+               .help = "destination field type",
+               .next = NEXT(action_modify_field_dst,
+                       NEXT_ENTRY(ACTION_MODIFY_FIELD_DST_TYPE_VALUE)),
+               .call = parse_vc_conf,
+       },
+       [ACTION_MODIFY_FIELD_DST_TYPE_VALUE] = {
+               .name = "{dst_type}",
+               .help = "destination field type value",
+               .call = parse_vc_modify_field_id,
+               .comp = comp_set_modify_field_id,
+       },
+       [ACTION_MODIFY_FIELD_DST_LEVEL] = {
+               .name = "dst_level",
+               .help = "destination field level",
+               .next = NEXT(action_modify_field_dst, NEXT_ENTRY(UNSIGNED)),
+               .args = ARGS(ARGS_ENTRY(struct rte_flow_action_modify_field,
+                                       dst.level)),
+               .call = parse_vc_conf,
+       },
+       [ACTION_MODIFY_FIELD_DST_OFFSET] = {
+               .name = "dst_offset",
+               .help = "destination field bit offset",
+               .next = NEXT(action_modify_field_dst, NEXT_ENTRY(UNSIGNED)),
+               .args = ARGS(ARGS_ENTRY(struct rte_flow_action_modify_field,
+                                       dst.offset)),
+               .call = parse_vc_conf,
+       },
+       [ACTION_MODIFY_FIELD_SRC_TYPE] = {
+               .name = "src_type",
+               .help = "source field type",
+               .next = NEXT(action_modify_field_src,
+                       NEXT_ENTRY(ACTION_MODIFY_FIELD_SRC_TYPE_VALUE)),
+               .call = parse_vc_conf,
+       },
+       [ACTION_MODIFY_FIELD_SRC_TYPE_VALUE] = {
+               .name = "{src_type}",
+               .help = "source field type value",
+               .call = parse_vc_modify_field_id,
+               .comp = comp_set_modify_field_id,
+       },
+       [ACTION_MODIFY_FIELD_SRC_LEVEL] = {
+               .name = "src_level",
+               .help = "source field level",
+               .next = NEXT(action_modify_field_src, NEXT_ENTRY(UNSIGNED)),
+               .args = ARGS(ARGS_ENTRY(struct rte_flow_action_modify_field,
+                                       src.level)),
+               .call = parse_vc_conf,
+       },
+       [ACTION_MODIFY_FIELD_SRC_OFFSET] = {
+               .name = "src_offset",
+               .help = "source field bit offset",
+               .next = NEXT(action_modify_field_src, NEXT_ENTRY(UNSIGNED)),
+               .args = ARGS(ARGS_ENTRY(struct rte_flow_action_modify_field,
+                                       src.offset)),
+               .call = parse_vc_conf,
+       },
+       [ACTION_MODIFY_FIELD_SRC_VALUE] = {
+               .name = "src_value",
+               .help = "source immediate value",
+               .next = NEXT(NEXT_ENTRY(ACTION_MODIFY_FIELD_WIDTH),
+                       NEXT_ENTRY(UNSIGNED)),
+               .args = ARGS(ARGS_ENTRY(struct rte_flow_action_modify_field,
+                                       src.value)),
+               .call = parse_vc_conf,
+       },
+       [ACTION_MODIFY_FIELD_WIDTH] = {
+               .name = "width",
+               .help = "number of bits to copy",
+               .next = NEXT(NEXT_ENTRY(ACTION_NEXT),
+                       NEXT_ENTRY(UNSIGNED)),
+               .args = ARGS(ARGS_ENTRY(struct rte_flow_action_modify_field,
+                                       width)),
+               .call = parse_vc_conf,
+       },
        /* Top level command. */
        [SET] = {
                .name = "set",
@@ -5960,6 +6195,62 @@ parse_vc_action_sample_index(struct context *ctx, const struct token *token,
        return len;
 }
 
+/** Parse operation for modify_field command. */
+static int
+parse_vc_modify_field_op(struct context *ctx, const struct token *token,
+                        const char *str, unsigned int len, void *buf,
+                        unsigned int size)
+{
+       struct rte_flow_action_modify_field *action_modify_field;
+       unsigned int i;
+
+       (void)token;
+       (void)buf;
+       (void)size;
+       if (ctx->curr != ACTION_MODIFY_FIELD_OP_VALUE)
+               return -1;
+       for (i = 0; modify_field_ops[i]; ++i)
+               if (!strcmp_partial(modify_field_ops[i], str, len))
+                       break;
+       if (!modify_field_ops[i])
+               return -1;
+       if (!ctx->object)
+               return len;
+       action_modify_field = ctx->object;
+       action_modify_field->operation = (enum rte_flow_modify_op)i;
+       return len;
+}
+
+/** Parse id for modify_field command. */
+static int
+parse_vc_modify_field_id(struct context *ctx, const struct token *token,
+                        const char *str, unsigned int len, void *buf,
+                        unsigned int size)
+{
+       struct rte_flow_action_modify_field *action_modify_field;
+       unsigned int i;
+
+       (void)token;
+       (void)buf;
+       (void)size;
+       if (ctx->curr != ACTION_MODIFY_FIELD_DST_TYPE_VALUE &&
+               ctx->curr != ACTION_MODIFY_FIELD_SRC_TYPE_VALUE)
+               return -1;
+       for (i = 0; modify_field_ids[i]; ++i)
+               if (!strcmp_partial(modify_field_ids[i], str, len))
+                       break;
+       if (!modify_field_ids[i])
+               return -1;
+       if (!ctx->object)
+               return len;
+       action_modify_field = ctx->object;
+       if (ctx->curr == ACTION_MODIFY_FIELD_DST_TYPE_VALUE)
+               action_modify_field->dst.field = (enum rte_flow_field_id)i;
+       else
+               action_modify_field->src.field = (enum rte_flow_field_id)i;
+       return len;
+}
+
 /** Parse tokens for destroy command. */
 static int
 parse_destroy(struct context *ctx, const struct token *token,
@@ -6482,11 +6773,14 @@ parse_hex(struct context *ctx, const struct token *token,
        ret = snprintf(tmp, sizeof(tmp), "%u", hexlen);
        if (ret < 0)
                goto error;
-       push_args(ctx, arg_len);
-       ret = parse_int(ctx, token, tmp, ret, NULL, 0);
-       if (ret < 0) {
-               pop_args(ctx);
-               goto error;
+       /* Save length if requested. */
+       if (arg_len->size) {
+               push_args(ctx, arg_len);
+               ret = parse_int(ctx, token, tmp, ret, NULL, 0);
+               if (ret < 0) {
+                       pop_args(ctx);
+                       goto error;
+               }
        }
        buf = (uint8_t *)ctx->object + arg_data->offset;
        /* Output buffer is not necessarily NUL-terminated. */
@@ -7029,6 +7323,42 @@ comp_set_sample_index(struct context *ctx, const struct token *token,
        return nb;
 }
 
+/** Complete operation for modify_field command. */
+static int
+comp_set_modify_field_op(struct context *ctx, const struct token *token,
+                  unsigned int ent, char *buf, unsigned int size)
+{
+       uint16_t idx = 0;
+
+       RTE_SET_USED(ctx);
+       RTE_SET_USED(token);
+       for (idx = 0; modify_field_ops[idx]; ++idx)
+               ;
+       if (!buf)
+               return idx + 1;
+       if (ent < idx)
+               return strlcpy(buf, modify_field_ops[ent], size);
+       return -1;
+}
+
+/** Complete field id for modify_field command. */
+static int
+comp_set_modify_field_id(struct context *ctx, const struct token *token,
+                  unsigned int ent, char *buf, unsigned int size)
+{
+       uint16_t idx = 0;
+
+       RTE_SET_USED(ctx);
+       RTE_SET_USED(token);
+       for (idx = 0; modify_field_ids[idx]; ++idx)
+               ;
+       if (!buf)
+               return idx + 1;
+       if (ent < idx)
+               return strlcpy(buf, modify_field_ids[ent], size);
+       return -1;
+}
+
 /** Internal context. */
 static struct context cmd_flow_context;
 
@@ -7486,6 +7816,9 @@ flow_item_default_mask(const struct rte_flow_item *item)
        case RTE_FLOW_ITEM_TYPE_GENEVE:
                mask = &rte_flow_item_geneve_mask;
                break;
+       case RTE_FLOW_ITEM_TYPE_GENEVE_OPT:
+               mask = &rte_flow_item_geneve_opt_mask;
+               break;
        case RTE_FLOW_ITEM_TYPE_PPPOE_PROTO_ID:
                mask = &rte_flow_item_pppoe_proto_id_mask;
                break;
@@ -7515,6 +7848,7 @@ cmd_set_raw_parsed_sample(const struct buffer *in)
        uint32_t i = 0;
        struct rte_flow_action *action = NULL;
        struct rte_flow_action *data = NULL;
+       const struct rte_flow_action_rss *rss = NULL;
        size_t size = 0;
        uint16_t idx = in->port; /* We borrow port field as index */
        uint32_t max_size = sizeof(struct rte_flow_action) *
@@ -7546,6 +7880,29 @@ cmd_set_raw_parsed_sample(const struct buffer *in)
                                (const void *)action->conf, size);
                        action->conf = &sample_queue[idx];
                        break;
+               case RTE_FLOW_ACTION_TYPE_RSS:
+                       size = sizeof(struct rte_flow_action_rss);
+                       rss = action->conf;
+                       rte_memcpy(&sample_rss_data[idx].conf,
+                                  (const void *)rss, size);
+                       if (rss->key_len) {
+                               sample_rss_data[idx].conf.key =
+                                               sample_rss_data[idx].key;
+                               rte_memcpy((void *)((uintptr_t)
+                                          sample_rss_data[idx].conf.key),
+                                          (const void *)rss->key,
+                                          sizeof(uint8_t) * rss->key_len);
+                       }
+                       if (rss->queue_num) {
+                               sample_rss_data[idx].conf.queue =
+                                               sample_rss_data[idx].queue;
+                               rte_memcpy((void *)((uintptr_t)
+                                          sample_rss_data[idx].conf.queue),
+                                          (const void *)rss->queue,
+                                          sizeof(uint16_t) * rss->queue_num);
+                       }
+                       action->conf = &sample_rss_data[idx].conf;
+                       break;
                case RTE_FLOW_ACTION_TYPE_RAW_ENCAP:
                        size = sizeof(struct rte_flow_action_raw_encap);
                        rte_memcpy(&sample_encap[idx],
@@ -7600,6 +7957,7 @@ cmd_set_raw_parsed(const struct buffer *in)
        data_tail = data + ACTION_RAW_ENCAP_MAX_DATA;
        for (i = n - 1 ; i >= 0; --i) {
                const struct rte_flow_item_gtp *gtp;
+               const struct rte_flow_item_geneve_opt *opt;
 
                item = in->args.vc.pattern + i;
                if (item->spec == NULL)
@@ -7653,6 +8011,18 @@ cmd_set_raw_parsed(const struct buffer *in)
                case RTE_FLOW_ITEM_TYPE_GENEVE:
                        size = sizeof(struct rte_geneve_hdr);
                        break;
+               case RTE_FLOW_ITEM_TYPE_GENEVE_OPT:
+                       opt = (const struct rte_flow_item_geneve_opt *)
+                                                               item->spec;
+                       size = offsetof(struct rte_flow_item_geneve_opt, data);
+                       if (opt->option_len && opt->data) {
+                               *total_size += opt->option_len *
+                                              sizeof(uint32_t);
+                               rte_memcpy(data_tail - (*total_size),
+                                          opt->data,
+                                          opt->option_len * sizeof(uint32_t));
+                       }
+                       break;
                case RTE_FLOW_ITEM_TYPE_L2TPV3OIP:
                        size = sizeof(rte_be32_t);
                        proto = 0x73;