/* *------------------------------------------------------------------ * api.h * * Copyright (c) 2009-2015 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. *------------------------------------------------------------------ */ #ifndef included_api_h #define included_api_h #include <stddef.h> #include <vppinfra/error.h> #include <svm/svm.h> #include <svm/queue.h> #include <vlib/vlib.h> #include <vlib/unix/unix.h> #include <vlibapi/api_common.h> /* *INDENT-OFF* */ typedef CLIB_PACKED ( struct { u32 nitems; u32 msgtbl_size; u8 wrapped; }) vl_api_trace_file_header_t; /* *INDENT-ON* */ int vl_msg_api_trace_save (api_main_t * am, vl_api_trace_which_t which, FILE * fp); #define VLIB_API_INIT_FUNCTION(x) VLIB_DECLARE_INIT_FUNCTION(x,api_init) /* Call given init function: used for init function dependencies. */ #define vlib_call_api_init_function(vm, x) \ ({ \ extern vlib_init_function_t * _VLIB_INIT_FUNCTION_SYMBOL (x,api_init); \ vlib_init_function_t * _f = _VLIB_INIT_FUNCTION_SYMBOL (x,api_init); \ clib_error_t * _error = 0; \ if (! hash_get (vm->init_functions_called, _f)) \ { \ hash_set1 (vm->init_functions_called, _f); \ _error = _f (vm); \ } \ _error; \ }) #define _VL_MSG_API_FUNCTION_SYMBOL(x, type) \ _vl_msg_api_##type##_function_##x #define VL_MSG_API_FUNCTION_SYMBOL(x) \ _VL_MSG_API_FUNCTION_SYMBOL(x, reaper) #define VLIB_DECLARE_REAPER_FUNCTION(x, tag) \ vl_msg_api_init_function_t * _VL_MSG_API_FUNCTION_SYMBOL (x, tag) = x; \ static void __vl_msg_api_add_##tag##_function_##x (void) \ __attribute__((__constructor__)) ; \ \ static void __vl_msg_api_add_##tag##_function_##x (void) \ { \ api_main_t * am = vlibapi_get_main(); \ static _vl_msg_api_function_list_elt_t _vl_msg_api_function; \ _vl_msg_api_function.next_init_function \ = am->tag##_function_registrations; \ am->tag##_function_registrations = &_vl_msg_api_function; \ _vl_msg_api_function.f = &x; \ } #define VL_MSG_API_REAPER_FUNCTION(x) VLIB_DECLARE_REAPER_FUNCTION(x,reaper) /* Call reaper function with client index */ #define vl_msg_api_call_reaper_function(ci) \ ({ \ extern vlib_init_function_t * VLIB_INIT_FUNCTION_SYMBOL (reaper); \ vlib_init_function_t * _f = VLIB_INIT_FUNCTION_SYMBOL (reaper); \ clib_error_t * _error = 0; \ _error = _f (ci); \ }) static inline u32 vl_msg_api_get_msg_length_inline (void *msg_arg) { u8 *msg = (u8 *) msg_arg; msgbuf_t *header = (msgbuf_t *) (msg - offsetof (msgbuf_t, data)); return clib_net_to_host_u32 (header->data_len); } int vl_msg_api_rx_trace_enabled (api_main_t * am); int vl_msg_api_tx_trace_enabled (api_main_t * am); void vl_msg_api_trace (api_main_t * am, vl_api_trace_t * tp, void *msg); int vl_msg_api_trace_onoff (api_main_t * am, vl_api_trace_which_t which, int onoff); int vl_msg_api_trace_free (api_main_t * am, vl_api_trace_which_t which); int vl_msg_api_trace_configure (api_main_t * am, vl_api_trace_which_t which, u32 nitems); void vl_msg_api_handler_with_vm_node (api_main_t * am, svm_region_t * vlib_rp, void *the_msg, vlib_main_t * vm, vlib_node_runtime_t * node, u8 is_private); u32 vl_msg_api_max_length (void *mp); vl_api_trace_t *vl_msg_api_trace_get (api_main_t * am, vl_api_trace_which_t which); void vl_msg_api_add_msg_name_crc (api_main_t * am, const char *string, u32 id); void vl_msg_api_add_version (api_main_t * am, const char *string, u32 major, u32 minor, u32 patch); /* node_serialize.c prototypes */ u8 *vlib_node_serialize (vlib_main_t * vm, vlib_node_t *** node_dups, u8 * vector, int include_nexts, int include_stats); vlib_node_t ***vlib_node_unserialize (u8 * vector); u32 vl_msg_api_get_msg_length (void *msg_arg); #endif /* included_api_h */ /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */