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:
7 * http://www.apache.org/licenses/LICENSE-2.0
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.
16 * init.c: mechanism for functions to be called at init/exit.
18 * Copyright (c) 2008 Eliot Dresselhaus
20 * Permission is hereby granted, free of charge, to any person obtaining
21 * a copy of this software and associated documentation files (the
22 * "Software"), to deal in the Software without restriction, including
23 * without limitation the rights to use, copy, modify, merge, publish,
24 * distribute, sublicense, and/or sell copies of the Software, and to
25 * permit persons to whom the Software is furnished to do so, subject to
26 * the following conditions:
28 * The above copyright notice and this permission notice shall be
29 * included in all copies or substantial portions of the Software.
31 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
32 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
33 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
34 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
35 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
36 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
37 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
40 #include <vlib/vlib.h>
43 vlib_call_init_exit_functions (vlib_main_t * vm,
44 _vlib_init_function_list_elt_t * head,
47 clib_error_t *error = 0;
48 _vlib_init_function_list_elt_t *i;
53 if (call_once && !hash_get (vm->init_functions_called, i->f))
56 hash_set1 (vm->init_functions_called, i->f);
61 i = i->next_init_function;
67 vlib_call_all_init_functions (vlib_main_t * vm)
69 /* Call dummy functions to make sure purely static modules are
71 #define _(f) vlib_##f##_reference ();
72 foreach_vlib_module_reference;
75 return vlib_call_init_exit_functions
76 (vm, vm->init_function_registrations, 1 /* call_once */ );
80 vlib_call_all_main_loop_enter_functions (vlib_main_t * vm)
82 return vlib_call_init_exit_functions
83 (vm, vm->main_loop_enter_function_registrations, 1 /* call_once */ );
87 vlib_call_all_main_loop_exit_functions (vlib_main_t * vm)
89 return vlib_call_init_exit_functions
90 (vm, vm->main_loop_exit_function_registrations, 1 /* call_once */ );
94 vlib_call_all_config_functions (vlib_main_t * vm,
95 unformat_input_t * input, int is_early)
97 clib_error_t *error = 0;
98 vlib_config_function_runtime_t *c, **all;
102 hash = hash_create_string (0, sizeof (uword));
105 c = vm->config_function_registrations;
109 hash_set_mem (hash, c->name, vec_len (all));
111 unformat_init (&c->input, 0, 0);
112 c = c->next_registration;
115 while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
119 if (!unformat (input, "%s %v", &s, &v) || !(p = hash_get_mem (hash, s)))
121 error = clib_error_create ("unknown input `%s %v'", s, v);
126 if (vec_len (c->input.buffer) > 0)
127 vec_add1 (c->input.buffer, ' ');
128 vec_add (c->input.buffer, v, vec_len (v));
133 for (i = 0; i < vec_len (all); i++)
137 /* Is this an early config? Are we doing early configs? */
138 if (is_early ^ c->is_early)
141 /* Already called? */
142 if (hash_get (vm->init_functions_called, c->function))
144 hash_set1 (vm->init_functions_called, c->function);
146 error = c->function (vm, &c->input);
152 for (i = 0; i < vec_len (all); i++)
155 unformat_free (&c->input);
163 * fd.io coding-style-patch-verification: ON
166 * eval: (c-set-style "gnu")