vnet/vnet/plugin/p1.c

   1 /*
   2  * Copyright (c) 2015 Cisco and/or its affiliates.
   3  * Licensed under the Apache License, Version 2.0 (the "License");
   4  * you may not use this file except in compliance with the License.
   5  * You may obtain a copy of the License at:
   6  *
   7  *     http://www.apache.org/licenses/LICENSE-2.0
   8  *
   9  * Unless required by applicable law or agreed to in writing, software
  10  * distributed under the License is distributed on an "AS IS" BASIS,
  11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12  * See the License for the specific language governing permissions and
  13  * limitations under the License.
  14  */
  15 /*
  16  * This file and in fact the entire directory shouldn't even exist.
  17  * Vnet ought to be a dynamic library.
  18
  19  * Unfortunately, various things malfunction when we try to go there.
  20  * Plugin DLL's end up with their own copies of critical
  21  * data structures. No one of these problems would be tough to fix,
  22  * but there are quite a number of them.
  23  */
  24
  25 /*
  26  * Make certain that plugin .dll's which reference the following functions
  27  * can find them...
  28  */
  29
  30 #define foreach_plugin_reference                \
  31 _(unformat_vnet_hw_interface)                   \
  32 _(unformat_vnet_sw_interface)                   \
  33 _(vnet_hw_interface_rx_redirect_to_node)        \
  34 _(vnet_config_add_feature)                      \
  35 _(vnet_config_del_feature)                      \
  36 _(vnet_get_main)                                \
  37 _(_vlib_init_function_l2_init)                  \
  38 _(_vlib_init_function_pg_init)                  \
  39 _(_vlib_init_function_ip_main_init)             \
  40 _(_vlib_init_function_ethernet_init)            \
  41 _(_vlib_init_function_ethernet_arp_init)        \
  42 _(l2input_intf_bitmap_enable)                   \
  43 _(ip4_main)                                     \
  44 _(ip6_main)                                     \
  45 _(format_ip4_address)                           \
  46 _(unformat_ip4_address)                         \
  47 _(ip4_address_compare)                          \
  48 _(ip6_address_compare)                          \
  49 _(format_ip6_address)                           \
  50 _(format_ip6_address_and_length)                \
  51 _(udp_register_dst_port)                        \
  52 _(ethernet_register_input_type)                 \
  53 _(ethernet_set_flags)                           \
  54 _(format_ip6_address)                           \
  55 _(unformat_ip6_address)                         \
  56 _(ip6_main)                                     \
  57 _(find_ip6_fib_by_table_index_or_id)            \
  58 _(format_ethernet_address)                      \
  59 _(unformat_ethernet_address)                    \
  60 _(unformat_ethernet_interface)                  \
  61 _(ethernet_register_l2_input)                   \
  62 _(ethernet_register_l3_redirect)                \
  63 _(unformat_pg_payload)                          \
  64 _(format_ip4_address_and_length)                \
  65 _(ip_incremental_checksum)                      \
  66 _(ethernet_sw_interface_set_l2_mode)            \
  67 _(vnet_create_loopback_interface)               \
  68 _(ethernet_set_rx_redirect)                     \
  69 _(ethernet_set_flags)                           \
  70 _(ethernet_get_main)                            \
  71 _(ethernet_get_interface)                       \
  72 _(vnet_hw_interface_set_flags)                  \
  73 _(vnet_sw_interface_set_flags)                  \
  74 _(vnet_create_sw_interface)                     \
  75 _(vnet_delete_sw_interface)                     \
  76 _(vnet_get_main)                                \
  77 _(pg_stream_add)                                \
  78 _(pg_stream_del)                                \
  79 _(pg_stream_enable_disable)                     \
  80 _(pg_main)                                      \
  81 _(ip_main)                                      \
  82 _(log)                                          \
  83 _(unformat_pg_edit)                             \
  84 _(unformat_tcp_udp_port)                        \
  85 _(unformat_pg_number)                           \
  86 _(_vlib_init_function_ip4_lookup_init)          \
  87 _(_vlib_init_function_ip6_lookup_init)          \
  88 _(ip4_register_protocol)                        \
  89 _(ip6_register_protocol)                        \
  90 _(ip_csum_and_memcpy)
  91
  92 #if DPDK > 0
  93 #define foreach_dpdk_plugin_reference           \
  94 _(dpdk_set_next_node)                           \
  95 _(dpdk_worker_thread)                           \
  96 _(dpdk_io_thread)                               \
  97 _(dpdk_frame_queue_dequeue)                     \
  98 _(vlib_get_handoff_queue_elt)                   \
  99 _(dpdk_get_handoff_node_index)                  \
 100 _(dpdk_set_flowcontrol_callback)                \
 101 _(dpdk_interface_tx_vector)                     \
 102 _(rte_calloc)                                   \
 103 _(rte_free)                                     \
 104 _(rte_malloc)                                   \
 105 _(post_sw_interface_set_flags)                  \
 106 _(dpdk_get_admin_up_down_in_progress)           \
 107 _(efd_config)
 108 #else
 109 #define foreach_dpdk_plugin_reference
 110 #endif
 111
 112 #if IPV6SR > 0
 113 #define foreach_ip6_sr_plugin_reference         \
 114 _(vnet_register_sr_app_callback)                \
 115 _(format_ip6_sr_header)
 116 #else
 117 #define foreach_ip6_sr_plugin_reference
 118 #endif
 119
 120 #define _(a) void a (void);
 121 foreach_plugin_reference
 122 foreach_dpdk_plugin_reference
 123 foreach_ip6_sr_plugin_reference
 124 #undef _
 125
 126 void *vnet_library_plugin_references[] =
 127   {
 128 #define _(a) &a,
 129     foreach_plugin_reference
 130     foreach_dpdk_plugin_reference
 131     foreach_ip6_sr_plugin_reference
 132 #undef _
 133   };
 134
 135 void vnet_library_plugin_reference(void) { }