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 _(format_vnet_hw_interface)                     \
  34 _(format_vnet_sw_interface)                     \
  35 _(format_vnet_sw_interface_name_override)       \
  36 _(vnet_hw_interface_rx_redirect_to_node)        \
  37 _(vnet_config_add_feature)                      \
  38 _(vnet_config_del_feature)                      \
  39 _(vnet_get_main)                                \
  40 _(_vlib_init_function_l2_init)                  \
  41 _(_vlib_init_function_pg_init)                  \
  42 _(_vlib_init_function_ip_main_init)             \
  43 _(_vlib_init_function_ethernet_init)            \
  44 _(_vlib_init_function_ethernet_arp_init)        \
  45 _(_vlib_config_function_dpdk_config)            \
  46 _(l2input_intf_bitmap_enable)                   \
  47 _(ip4_main)                                     \
  48 _(ip6_main)                                     \
  49 _(format_ip4_address)                           \
  50 _(unformat_ip4_address)                         \
  51 _(ip4_address_compare)                          \
  52 _(ip6_address_compare)                          \
  53 _(format_ip6_address)                           \
  54 _(format_ip6_address_and_length)                \
  55 _(udp_register_dst_port)                        \
  56 _(ethernet_register_input_type)                 \
  57 _(ethernet_set_flags)                           \
  58 _(format_ip6_address)                           \
  59 _(unformat_ip6_address)                         \
  60 _(ip6_main)                                     \
  61 _(find_ip6_fib_by_table_index_or_id)            \
  62 _(format_ethernet_address)                      \
  63 _(unformat_ethernet_address)                    \
  64 _(unformat_ethernet_interface)                  \
  65 _(ethernet_register_l2_input)                   \
  66 _(ethernet_register_l3_redirect)                \
  67 _(unformat_pg_payload)                          \
  68 _(format_ip4_address_and_length)                \
  69 _(ip_incremental_checksum)                      \
  70 _(ethernet_sw_interface_set_l2_mode)            \
  71 _(vnet_create_loopback_interface)               \
  72 _(ethernet_set_rx_redirect)                     \
  73 _(ethernet_set_flags)                           \
  74 _(ethernet_get_main)                            \
  75 _(ethernet_get_interface)                       \
  76 _(vnet_hw_interface_set_flags)                  \
  77 _(vnet_sw_interface_set_flags)                  \
  78 _(vnet_create_sw_interface)                     \
  79 _(vnet_delete_sw_interface)                     \
  80 _(vnet_get_main)                                \
  81 _(pg_stream_add)                                \
  82 _(pg_stream_del)                                \
  83 _(pg_stream_enable_disable)                     \
  84 _(pg_main)                                      \
  85 _(ip_main)                                      \
  86 _(unformat_pg_edit)                             \
  87 _(unformat_tcp_udp_port)                        \
  88 _(unformat_pg_number)                           \
  89 _(_vlib_init_function_ip4_lookup_init)          \
  90 _(_vlib_init_function_ip6_lookup_init)          \
  91 _(ip4_register_protocol)                        \
  92 _(ip6_register_protocol)                        \
  93 _(ip_csum_and_memcpy)
  94
  95 #if DPDK > 0
  96 #define foreach_dpdk_plugin_reference           \
  97 _(dpdk_set_next_node)                           \
  98 _(dpdk_worker_thread)                           \
  99 _(dpdk_io_thread)                               \
 100 _(dpdk_frame_queue_dequeue)                     \
 101 _(vlib_get_handoff_queue_elt)                   \
 102 _(dpdk_get_handoff_node_index)                  \
 103 _(dpdk_set_flowcontrol_callback)                \
 104 _(dpdk_interface_tx_vector)                     \
 105 _(rte_calloc)                                   \
 106 _(rte_free)                                     \
 107 _(rte_malloc)                                   \
 108 _(rte_zmalloc)                                  \
 109 _(rte_malloc_virt2phy)                          \
 110 _(rte_eal_get_configuration)                    \
 111 _(post_sw_interface_set_flags)                  \
 112 _(dpdk_get_admin_up_down_in_progress)           \
 113 _(efd_config)                                   \
 114 _(dpdk_set_mac_address)                         \
 115 _(dpdk_set_mc_filter)
 116 #else
 117 #define foreach_dpdk_plugin_reference
 118 #endif
 119
 120 #if IPV6SR > 0
 121 #define foreach_ip6_sr_plugin_reference         \
 122 _(vnet_register_sr_app_callback)                \
 123 _(format_ip6_sr_header)
 124 #else
 125 #define foreach_ip6_sr_plugin_reference
 126 #endif
 127
 128 #define _(a) void a (void);
 129 foreach_plugin_reference
 130 foreach_dpdk_plugin_reference
 131 foreach_ip6_sr_plugin_reference
 132 #undef _
 133
 134 void *vnet_library_plugin_references[] =
 135   {
 136 #define _(a) &a,
 137     foreach_plugin_reference
 138     foreach_dpdk_plugin_reference
 139     foreach_ip6_sr_plugin_reference
 140 #undef _
 141   };
 142
 143 void vnet_library_plugin_reference(void) { }