api: add new stream message convention
[vpp.git] / src / plugins / map / map_api.c
index a64d90c..13f0552 100644 (file)
  *------------------------------------------------------------------
  */
 
+#include <vnet/ip/ip_types_api.h>
 #include <map/map.h>
-#include <map/map_msg_enum.h>
+#include <map/map.api_enum.h>
+#include <map/map.api_types.h>
 #include <vnet/ip/ip.h>
+#include <vnet/ip/reass/ip4_sv_reass.h>
+#include <vnet/ip/reass/ip6_sv_reass.h>
+#include <vnet/ip/reass/ip6_full_reass.h>
 #include <vnet/fib/fib_table.h>
 #include <vlibmemory/api.h>
 
-#define vl_typedefs            /* define message structures */
-#include <map/map_all_api_h.h>
-#undef vl_typedefs
-
-#define vl_endianfun           /* define message structures */
-#include <map/map_all_api_h.h>
-#undef vl_endianfun
-
-/* instantiate all the print functions we know about */
-#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
-#define vl_printfun
-#include <map/map_all_api_h.h>
-#undef vl_printfun
-
-/* Get the API version number */
-#define vl_api_version(n,v) static u32 api_version=(v);
-#include <map/map_all_api_h.h>
-#undef vl_api_version
-
 #define REPLY_MSG_ID_BASE mm->msg_id_base
 #include <vlibapi/api_helper_macros.h>
 
@@ -53,17 +39,17 @@ vl_api_map_add_domain_t_handler (vl_api_map_add_domain_t * mp)
   int rv = 0;
   u32 index;
   u8 flags = 0;
-  u8 *vtag = 0;
-  vtag = vl_api_from_api_to_vec (&mp->tag);
+
+  mp->tag[ARRAY_LEN (mp->tag) - 1] = '\0';
   rv =
-    map_create_domain ((ip4_address_t *) & mp->ip4_prefix.prefix,
+    map_create_domain ((ip4_address_t *) & mp->ip4_prefix.address,
                       mp->ip4_prefix.len,
-                      (ip6_address_t *) & mp->ip6_prefix.prefix,
+                      (ip6_address_t *) & mp->ip6_prefix.address,
                       mp->ip6_prefix.len,
-                      (ip6_address_t *) & mp->ip6_src.prefix,
+                      (ip6_address_t *) & mp->ip6_src.address,
                       mp->ip6_src.len, mp->ea_bits_len, mp->psid_offset,
-                      mp->psid_length, &index, ntohs (mp->mtu), flags, vtag);
-  vec_free (vtag);
+                      mp->psid_length, &index, ntohs (mp->mtu), flags,
+                      mp->tag);
 
   /* *INDENT-OFF* */
   REPLY_MACRO2(VL_API_MAP_ADD_DOMAIN_REPLY,
@@ -100,14 +86,48 @@ vl_api_map_add_del_rule_t_handler (vl_api_map_add_del_rule_t * mp)
 }
 
 static void
-vl_api_map_domain_dump_t_handler (vl_api_map_domain_dump_t * mp)
+send_domain_details (u32 map_domain_index, vl_api_registration_t * rp,
+                    u32 context)
 {
+  map_main_t *mm = &map_main;
   vl_api_map_domain_details_t *rmp;
+  map_domain_t *d = pool_elt_at_index (mm->domains, map_domain_index);
+
+  /* Make sure every field is initiated (or don't skip the clib_memset()) */
+  map_domain_extra_t *de =
+    vec_elt_at_index (mm->domain_extras, map_domain_index);
+  int tag_len = clib_min (ARRAY_LEN (rmp->tag), vec_len (de->tag) + 1);
+
+  /* *INDENT-OFF* */
+  REPLY_MACRO_DETAILS4(VL_API_MAP_DOMAIN_DETAILS, rp, context,
+  ({
+    rmp->domain_index = htonl (map_domain_index);
+    clib_memcpy (&rmp->ip6_prefix.address, &d->ip6_prefix,
+                sizeof (rmp->ip6_prefix.address));
+    clib_memcpy (&rmp->ip4_prefix.address, &d->ip4_prefix,
+                sizeof (rmp->ip4_prefix.address));
+    clib_memcpy (&rmp->ip6_src.address, &d->ip6_src,
+                sizeof (rmp->ip6_src.address));
+    rmp->ip6_prefix.len = d->ip6_prefix_len;
+    rmp->ip4_prefix.len = d->ip4_prefix_len;
+    rmp->ip6_src.len = d->ip6_src_len;
+    rmp->ea_bits_len = d->ea_bits_len;
+    rmp->psid_offset = d->psid_offset;
+    rmp->psid_length = d->psid_length;
+    rmp->flags = d->flags;
+    rmp->mtu = htons (d->mtu);
+    memcpy (rmp->tag, de->tag, tag_len - 1);
+    rmp->tag[tag_len - 1] = '\0';
+  }));
+  /* *INDENT-ON* */
+}
+
+static void
+vl_api_map_domain_dump_t_handler (vl_api_map_domain_dump_t * mp)
+{
   map_main_t *mm = &map_main;
-  map_domain_t *d;
-  map_domain_extra_t *de;
+  int i;
   vl_api_registration_t *reg;
-  u32 map_domain_index;
 
   if (pool_elts (mm->domains) == 0)
     return;
@@ -117,32 +137,28 @@ vl_api_map_domain_dump_t_handler (vl_api_map_domain_dump_t * mp)
     return;
 
   /* *INDENT-OFF* */
-  pool_foreach(d, mm->domains,
+  pool_foreach_index(i, mm->domains,
   ({
-    map_domain_index = d - mm->domains;
-    de = vec_elt_at_index(mm->domain_extras, map_domain_index);
-
-    /* Make sure every field is initiated (or don't skip the clib_memset()) */
-    rmp = vl_msg_api_alloc (sizeof (*rmp) + vec_len(de->tag));
-
-    rmp->_vl_msg_id = htons(VL_API_MAP_DOMAIN_DETAILS + mm->msg_id_base);
-    rmp->context = mp->context;
-    rmp->domain_index = htonl(map_domain_index);
-    clib_memcpy(&rmp->ip6_prefix.prefix, &d->ip6_prefix, sizeof(rmp->ip6_prefix.prefix));
-    clib_memcpy(&rmp->ip4_prefix.prefix, &d->ip4_prefix, sizeof(rmp->ip4_prefix.prefix));
-    clib_memcpy(&rmp->ip6_src.prefix, &d->ip6_src, sizeof(rmp->ip6_src.prefix));
-    rmp->ip6_prefix.len = d->ip6_prefix_len;
-    rmp->ip4_prefix.len = d->ip4_prefix_len;
-    rmp->ip6_src.len = d->ip6_src_len;
-    rmp->ea_bits_len = d->ea_bits_len;
-    rmp->psid_offset = d->psid_offset;
-    rmp->psid_length = d->psid_length;
-    rmp->flags = d->flags;
-    rmp->mtu = htons(d->mtu);
+    send_domain_details(i, reg, mp->context);
+  }));
+  /* *INDENT-ON* */
+}
 
-    vl_api_vec_to_api_string (de->tag, &rmp->tag );
+static void
+vl_api_map_domains_get_t_handler (vl_api_map_domains_get_t * mp)
+{
+  map_main_t *mm = &map_main;
+  vl_api_map_domains_get_reply_t *rmp;
+
+  i32 rv = 0;
+
+  if (pool_elts (mm->domains) == 0)
+    return;
 
-    vl_api_send_msg (reg, (u8 *) rmp);
+  /* *INDENT-OFF* */
+  REPLY_AND_DETAILS_MACRO (VL_API_MAP_DOMAINS_GET_REPLY, mm->domains,
+  ({
+    send_domain_details (cursor, rp, mp->context);
   }));
   /* *INDENT-ON* */
 }
@@ -345,140 +361,6 @@ static void
   REPLY_MACRO (VL_API_MAP_PARAM_ADD_DEL_PRE_RESOLVE_REPLY);
 }
 
-
-int
-map_param_set_reassembly (bool is_ipv6,
-                         u16 lifetime_ms,
-                         u16 pool_size,
-                         u32 buffers,
-                         f64 ht_ratio, u32 * reass, u32 * packets)
-{
-  u32 ps_reass = 0, ps_packets = 0;
-  u32 ht_reass = 0, ht_packets = 0;
-
-  if (is_ipv6)
-    {
-      if (pool_size != (u16) ~ 0)
-       {
-         if (pool_size > MAP_IP6_REASS_CONF_POOL_SIZE_MAX)
-           return MAP_ERR_BAD_POOL_SIZE;
-         if (map_ip6_reass_conf_pool_size
-             (pool_size, &ps_reass, &ps_packets))
-           return MAP_ERR_BAD_POOL_SIZE;
-       }
-
-      if (ht_ratio != (MAP_IP6_REASS_CONF_HT_RATIO_MAX + 1))
-       {
-         if (ht_ratio > MAP_IP6_REASS_CONF_HT_RATIO_MAX)
-           return MAP_ERR_BAD_HT_RATIO;
-         if (map_ip6_reass_conf_ht_ratio (ht_ratio, &ht_reass, &ht_packets))
-           return MAP_ERR_BAD_HT_RATIO;
-       }
-
-      if (lifetime_ms != (u16) ~ 0)
-       {
-         if (lifetime_ms > MAP_IP6_REASS_CONF_LIFETIME_MAX)
-           return MAP_ERR_BAD_LIFETIME;
-         if (map_ip6_reass_conf_lifetime (lifetime_ms))
-           return MAP_ERR_BAD_LIFETIME;
-       }
-
-      if (buffers != ~0)
-       {
-         if (buffers > MAP_IP6_REASS_CONF_BUFFERS_MAX)
-           return MAP_ERR_BAD_BUFFERS;
-         if (map_ip6_reass_conf_buffers (buffers))
-           return MAP_ERR_BAD_BUFFERS;
-       }
-
-      if (map_main.ip6_reass_conf_buffers >
-         map_main.ip6_reass_conf_pool_size *
-         MAP_IP6_REASS_MAX_FRAGMENTS_PER_REASSEMBLY)
-       {
-         return MAP_ERR_BAD_BUFFERS_TOO_LARGE;
-       }
-    }
-  else
-    {
-      if (pool_size != (u16) ~ 0)
-       {
-         if (pool_size > MAP_IP4_REASS_CONF_POOL_SIZE_MAX)
-           return MAP_ERR_BAD_POOL_SIZE;
-         if (map_ip4_reass_conf_pool_size
-             (pool_size, &ps_reass, &ps_packets))
-           return MAP_ERR_BAD_POOL_SIZE;
-       }
-
-      if (ht_ratio != (MAP_IP4_REASS_CONF_HT_RATIO_MAX + 1))
-       {
-         if (ht_ratio > MAP_IP4_REASS_CONF_HT_RATIO_MAX)
-           return MAP_ERR_BAD_HT_RATIO;
-         if (map_ip4_reass_conf_ht_ratio (ht_ratio, &ht_reass, &ht_packets))
-           return MAP_ERR_BAD_HT_RATIO;
-       }
-
-      if (lifetime_ms != (u16) ~ 0)
-       {
-         if (lifetime_ms > MAP_IP4_REASS_CONF_LIFETIME_MAX)
-           return MAP_ERR_BAD_LIFETIME;
-         if (map_ip4_reass_conf_lifetime (lifetime_ms))
-           return MAP_ERR_BAD_LIFETIME;
-       }
-
-      if (buffers != ~0)
-       {
-         if (buffers > MAP_IP4_REASS_CONF_BUFFERS_MAX)
-           return MAP_ERR_BAD_BUFFERS;
-         if (map_ip4_reass_conf_buffers (buffers))
-           return MAP_ERR_BAD_BUFFERS;
-       }
-
-      if (map_main.ip4_reass_conf_buffers >
-         map_main.ip4_reass_conf_pool_size *
-         MAP_IP4_REASS_MAX_FRAGMENTS_PER_REASSEMBLY)
-       {
-         return MAP_ERR_BAD_BUFFERS_TOO_LARGE;
-       }
-    }
-
-  if (reass)
-    *reass = ps_reass + ht_reass;
-
-  if (packets)
-    *packets = ps_packets + ht_packets;
-
-  return 0;
-}
-
-
-static void
-  vl_api_map_param_set_reassembly_t_handler
-  (vl_api_map_param_set_reassembly_t * mp)
-{
-  map_main_t *mm = &map_main;
-  vl_api_map_param_set_reassembly_reply_t *rmp;
-  u32 reass = 0, packets = 0;
-  int rv;
-  f64 ht_ratio;
-
-  ht_ratio = (f64) clib_net_to_host_u64 (mp->ht_ratio);
-  if (ht_ratio == ~0)
-    ht_ratio = MAP_IP6_REASS_CONF_HT_RATIO_MAX + 1;
-
-  rv = map_param_set_reassembly (mp->is_ip6,
-                                clib_net_to_host_u16 (mp->lifetime_ms),
-                                clib_net_to_host_u16 (mp->pool_size),
-                                clib_net_to_host_u32 (mp->buffers),
-                                ht_ratio, &reass, &packets);
-
-  /*
-   * FIXME: Should the lost reass and packet counts be returned in the API?
-   */
-
-  REPLY_MACRO (VL_API_MAP_PARAM_SET_REASSEMBLY_REPLY);
-}
-
-
 int
 map_param_set_security_check (bool enable, bool fragments)
 {
@@ -523,7 +405,7 @@ static void
   vl_api_map_param_set_traffic_class_reply_t *rmp;
   int rv;
 
-  rv = map_param_set_traffic_class (mp->copy, mp->class);
+  rv = map_param_set_traffic_class (mp->copy, mp->tc_class);
 
   REPLY_MACRO (VL_API_MAP_PARAM_SET_TRAFFIC_CLASS_REPLY);
 }
@@ -583,20 +465,6 @@ vl_api_map_param_get_t_handler (vl_api_map_param_get_t * mp)
   clib_memset (&rmp->ip4_nh_address, 0, sizeof (rmp->ip4_nh_address));
   clib_memset (&rmp->ip6_nh_address, 0, sizeof (rmp->ip6_nh_address));
 
-  rmp->ip4_lifetime_ms =
-    clib_net_to_host_u16 (mm->ip4_reass_conf_lifetime_ms);
-  rmp->ip4_pool_size = clib_net_to_host_u16 (mm->ip4_reass_conf_pool_size);
-  rmp->ip4_buffers = clib_net_to_host_u32 (mm->ip4_reass_conf_buffers);
-  rmp->ip4_ht_ratio =
-    clib_net_to_host_u64 ((u64) mm->ip4_reass_conf_ht_ratio);
-
-  rmp->ip6_lifetime_ms =
-    clib_net_to_host_u16 (mm->ip6_reass_conf_lifetime_ms);
-  rmp->ip6_pool_size = clib_net_to_host_u16 (mm->ip6_reass_conf_pool_size);
-  rmp->ip6_buffers = clib_net_to_host_u32 (mm->ip6_reass_conf_buffers);
-  rmp->ip6_ht_ratio =
-    clib_net_to_host_u64 ((u64) mm->ip6_reass_conf_ht_ratio);
-
   rmp->sec_check_enable = mm->sec_check;
   rmp->sec_check_fragments = mm->sec_check_frag;
 
@@ -633,6 +501,8 @@ map_if_enable_disable (bool is_enable, u32 sw_if_index, bool is_translation)
 
   if (is_translation == false)
     {
+      ip4_sv_reass_enable_disable_with_refcnt (sw_if_index, is_enable);
+      ip6_full_reass_enable_disable_with_refcnt (sw_if_index, is_enable);
       vnet_feature_enable_disable ("ip4-unicast", "ip4-map", sw_if_index,
                                   is_enable ? 1 : 0, 0, 0);
       vnet_feature_enable_disable ("ip6-unicast", "ip6-map", sw_if_index,
@@ -643,6 +513,8 @@ map_if_enable_disable (bool is_enable, u32 sw_if_index, bool is_translation)
     }
   else
     {
+      ip4_sv_reass_enable_disable_with_refcnt (sw_if_index, is_enable);
+      ip6_sv_reass_enable_disable_with_refcnt (sw_if_index, is_enable);
       vnet_feature_enable_disable ("ip4-unicast", "ip4-map-t", sw_if_index,
                                   is_enable ? 1 : 0, 0, 0);
       vnet_feature_enable_disable ("ip6-unicast", "ip6-map-t", sw_if_index,
@@ -673,65 +545,17 @@ vl_api_map_if_enable_disable_t_handler (vl_api_map_if_enable_disable_t * mp)
   REPLY_MACRO (VL_API_MAP_IF_ENABLE_DISABLE_REPLY);
 }
 
-
-#define foreach_map_plugin_api_msg             \
-_(MAP_ADD_DOMAIN, map_add_domain)              \
-_(MAP_DEL_DOMAIN, map_del_domain)              \
-_(MAP_ADD_DEL_RULE, map_add_del_rule)          \
-_(MAP_DOMAIN_DUMP, map_domain_dump)            \
-_(MAP_RULE_DUMP, map_rule_dump)                        \
-_(MAP_IF_ENABLE_DISABLE, map_if_enable_disable)        \
-_(MAP_SUMMARY_STATS, map_summary_stats)                \
-_(MAP_PARAM_SET_FRAGMENTATION, map_param_set_fragmentation)    \
-_(MAP_PARAM_SET_ICMP, map_param_set_icmp)      \
-_(MAP_PARAM_SET_ICMP6, map_param_set_icmp6)    \
-_(MAP_PARAM_ADD_DEL_PRE_RESOLVE, map_param_add_del_pre_resolve)        \
-_(MAP_PARAM_SET_REASSEMBLY, map_param_set_reassembly)          \
-_(MAP_PARAM_SET_SECURITY_CHECK, map_param_set_security_check)  \
-_(MAP_PARAM_SET_TRAFFIC_CLASS, map_param_set_traffic_class)    \
-_(MAP_PARAM_SET_TCP, map_param_set_tcp)        \
-_(MAP_PARAM_GET, map_param_get)
-
-#define vl_msg_name_crc_list
-#include <map/map_all_api_h.h>
-#undef vl_msg_name_crc_list
-
-static void
-setup_message_id_table (map_main_t * mm, api_main_t * am)
-{
-#define _(id,n,crc)                                                    \
-  vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id + mm->msg_id_base);
-  foreach_vl_msg_name_crc_map;
-#undef _
-}
+/* API definitions */
+#include <vnet/format_fns.h>
+#include <map/map.api.c>
 
 /* Set up the API message handling tables */
 clib_error_t *
 map_plugin_api_hookup (vlib_main_t * vm)
 {
   map_main_t *mm = &map_main;
-  u8 *name = format (0, "map_%08x%c", api_version, 0);
-
-  /* Ask for a correctly-sized block of API message decode slots */
-  mm->msg_id_base =
-    vl_msg_api_get_msg_ids ((char *) name, VL_MSG_FIRST_AVAILABLE);
-#define _(N,n)                                                  \
-    vl_msg_api_set_handlers((VL_API_##N + mm->msg_id_base),     \
-                           #n,                                 \
-                           vl_api_##n##_t_handler,              \
-                           vl_noop_handler,                     \
-                           vl_api_##n##_t_endian,               \
-                           vl_api_##n##_t_print,                \
-                           sizeof(vl_api_##n##_t), 1);
-  foreach_map_plugin_api_msg;
-#undef _
-
-  /*
-   * Set up the (msg_name, crc, message-id) table
-   */
-  setup_message_id_table (mm, &api_main);
 
-  vec_free (name);
+  mm->msg_id_base = setup_message_id_table ();
   return 0;
 }