/* * Copyright (C) 2015-2020 "IoT.bzh" * Author José Bollo * * 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. */ #pragma once #if WITH_AFB_HOOK /***********************************************************/ #include #include struct req; struct afb_context; struct json_object; struct afb_arg; struct afb_event_x2; struct afb_verb_v2; struct afb_verb_v3; struct afb_session; struct afb_xreq; struct afb_export; struct afb_stored_req; struct sd_bus; struct sd_event; struct afb_hook_xreq; struct afb_hook_api; struct afb_hook_evt; struct afb_hook_session; struct afb_hook_global; /********************************************************* * section hookid *********************************************************/ struct afb_hookid { unsigned id; /* id of the hook event */ struct timespec time; /* time of the hook event */ }; /********************************************************* * section hooking xreq *********************************************************/ /* individual flags */ #define afb_hook_flag_req_begin 0x00000001 #define afb_hook_flag_req_end 0x00000002 #define afb_hook_flag_req_json 0x00000004 #define afb_hook_flag_req_get 0x00000008 #define afb_hook_flag_req_reply 0x00000010 #define afb_hook_flag_req_get_client_info 0x00000020 #define afb_hook_flag_req_legacy_context_get 0x00000040 #define afb_hook_flag_req_legacy_context_set 0x00000080 #define afb_hook_flag_req_addref 0x00000100 #define afb_hook_flag_req_unref 0x00000200 #define afb_hook_flag_req_session_close 0x00000400 #define afb_hook_flag_req_session_set_LOA 0x00000800 #define afb_hook_flag_req_subscribe 0x00001000 #define afb_hook_flag_req_unsubscribe 0x00002000 #define afb_hook_flag_req_subcall 0x00004000 #define afb_hook_flag_req_subcall_result 0x00008000 #define afb_hook_flag_req_subcallsync 0x00010000 #define afb_hook_flag_req_subcallsync_result 0x00020000 #define afb_hook_flag_req_vverbose 0x00040000 #define afb_hook_flag_req_legacy_store 0x00080000 #define afb_hook_flag_req_legacy_unstore 0x00100000 #define afb_hook_flag_req_has_permission 0x00200000 #define afb_hook_flag_req_get_application_id 0x00400000 #define afb_hook_flag_req_context_make 0x00800000 #define afb_hook_flag_req_get_uid 0x01000000 /* common flags */ #define afb_hook_flags_req_life (afb_hook_flag_req_begin|afb_hook_flag_req_end) #define afb_hook_flags_req_args (afb_hook_flag_req_json|afb_hook_flag_req_get) #define afb_hook_flags_req_session (afb_hook_flag_req_session_close|afb_hook_flag_req_session_set_LOA) #define afb_hook_flags_req_event (afb_hook_flag_req_subscribe|afb_hook_flag_req_unsubscribe) #define afb_hook_flags_req_subcalls (afb_hook_flag_req_subcall|afb_hook_flag_req_subcall_result\ |afb_hook_flag_req_subcallsync|afb_hook_flag_req_subcallsync_result) #define afb_hook_flags_req_security (afb_hook_flag_req_has_permission|afb_hook_flag_req_get_application_id\ |afb_hook_flag_req_get_uid|afb_hook_flag_req_get_client_info) /* extra flags */ #define afb_hook_flags_req_ref (afb_hook_flag_req_addref|afb_hook_flag_req_unref) #define afb_hook_flags_req_context (afb_hook_flag_req_legacy_context_get|afb_hook_flag_req_legacy_context_set\ |afb_hook_flag_req_context_make) #define afb_hook_flags_req_stores (afb_hook_flag_req_legacy_store|afb_hook_flag_req_legacy_unstore) /* predefined groups */ #define afb_hook_flags_req_common (afb_hook_flags_req_life|afb_hook_flags_req_args|afb_hook_flag_req_reply\ |afb_hook_flags_req_session|afb_hook_flags_req_event|afb_hook_flags_req_subcalls\ |afb_hook_flag_req_vverbose|afb_hook_flags_req_security) #define afb_hook_flags_req_extra (afb_hook_flags_req_common|afb_hook_flags_req_ref|afb_hook_flags_req_context\ |afb_hook_flags_req_stores) #define afb_hook_flags_req_all (afb_hook_flags_req_extra) struct afb_hook_xreq_itf { void (*hook_xreq_begin)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq); void (*hook_xreq_end)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq); void (*hook_xreq_json)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, struct json_object *obj); void (*hook_xreq_get)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, const char *name, struct afb_arg arg); void (*hook_xreq_reply)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, struct json_object *obj, const char *error, const char *info); void (*hook_xreq_legacy_context_get)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, void *value); void (*hook_xreq_legacy_context_set)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, void *value, void (*free_value)(void*)); void (*hook_xreq_addref)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq); void (*hook_xreq_unref)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq); void (*hook_xreq_session_close)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq); void (*hook_xreq_session_set_LOA)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, unsigned level, int result); void (*hook_xreq_subscribe)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, struct afb_event_x2 *event_x2, int result); void (*hook_xreq_unsubscribe)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, struct afb_event_x2 *event_x2, int result); void (*hook_xreq_subcall)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, const char *api, const char *verb, struct json_object *args); void (*hook_xreq_subcall_result)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, struct json_object *object, const char *error, const char *info); void (*hook_xreq_subcallsync)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, const char *api, const char *verb, struct json_object *args); void (*hook_xreq_subcallsync_result)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, int status, struct json_object *object, const char *error, const char *info); void (*hook_xreq_vverbose)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, int level, const char *file, int line, const char *func, const char *fmt, va_list args); void (*hook_xreq_legacy_store)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, struct afb_stored_req *sreq); void (*hook_xreq_legacy_unstore)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq); void (*hook_xreq_has_permission)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, const char *permission, int result); void (*hook_xreq_get_application_id)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, char *result); void (*hook_xreq_context_make)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, int replace, void *(*create_value)(void*), void (*free_value)(void*), void *create_closure, void *result); void (*hook_xreq_get_uid)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, int result); void (*hook_xreq_get_client_info)(void *closure, const struct afb_hookid *hookid, const struct afb_xreq *xreq, struct json_object *result); }; extern void afb_hook_init_xreq(struct afb_xreq *xreq); extern struct afb_hook_xreq *afb_hook_create_xreq(const char *api, const char *verb, struct afb_session *session, int flags, struct afb_hook_xreq_itf *itf, void *closure); extern struct afb_hook_xreq *afb_hook_addref_xreq(struct afb_hook_xreq *spec); extern void afb_hook_unref_xreq(struct afb_hook_xreq *spec); /* hooks for xreq */ extern void afb_hook_xreq_begin(const struct afb_xreq *xreq); extern void afb_hook_xreq_end(const struct afb_xreq *xreq); extern struct json_object *afb_hook_xreq_json(const struct afb_xreq *xreq, struct json_object *obj); extern struct afb_arg afb_hook_xreq_get(const struct afb_xreq *xreq, const char *name, struct afb_arg arg); extern void afb_hook_xreq_reply(const struct afb_xreq *xreq, struct json_object *obj, const char *error, const char *info); extern void *afb_hook_xreq_legacy_context_get(const struct afb_xreq *xreq, void *value); extern void afb_hook_xreq_legacy_context_set(const struct afb_xreq *xreq, void *value, void (*free_value)(void*)); extern void afb_hook_xreq_addref(const struct afb_xreq *xreq); extern void afb_hook_xreq_unref(const struct afb_xreq *xreq); extern void afb_hook_xreq_session_close(const struct afb_xreq *xreq); extern int afb_hook_xreq_session_set_LOA(const struct afb_xreq *xreq, unsigned level, int result); extern int afb_hook_xreq_subscribe(const struct afb_xreq *xreq, struct afb_event_x2 *event_x2, int result); extern int afb_hook_xreq_unsubscribe(const struct afb_xreq *xreq, struct afb_event_x2 *event_x2, int result); extern void afb_hook_xreq_subcall(const struct afb_xreq *xreq, const char *api, const char *verb, struct json_object *args, int flags); extern void afb_hook_xreq_subcall_result(const struct afb_xreq *xreq, struct json_object *object, const char *error, const char *info); extern void afb_hook_xreq_subcallsync(const struct afb_xreq *xreq, const char *api, const char *verb, struct json_object *args, int flags); extern int afb_hook_xreq_subcallsync_result(const struct afb_xreq *xreq, int status, struct json_object *object, const char *error, const char *info); extern void afb_hook_xreq_vverbose(const struct afb_xreq *xreq, int level, const char *file, int line, const char *func, const char *fmt, va_list args); extern void afb_hook_xreq_legacy_store(const struct afb_xreq *xreq, struct afb_stored_req *sreq); extern void afb_hook_xreq_legacy_unstore(const struct afb_xreq *xreq); extern int afb_hook_xreq_has_permission(const struct afb_xreq *xreq, const char *permission, int result); extern char *afb_hook_xreq_get_application_id(const struct afb_xreq *xreq, char *result); extern void *afb_hook_xreq_context_make(const struct afb_xreq *xreq, int replace, void *(*create_value)(void*), void (*free_value)(void*), void *create_closure, void *result); extern int afb_hook_xreq_get_uid(const struct afb_xreq *xreq, int result); extern struct json_object *afb_hook_xreq_get_client_info(const struct afb_xreq *xreq, struct json_object *result); /********************************************************* * section hooking apis *********************************************************/ #define afb_hook_flag_api_vverbose 0x00000001 #define afb_hook_flag_api_get_event_loop 0x00000002 #define afb_hook_flag_api_get_user_bus 0x00000004 #define afb_hook_flag_api_get_system_bus 0x00000008 #define afb_hook_flag_api_rootdir_get_fd 0x00000010 #define afb_hook_flag_api_rootdir_open_locale 0x00000020 #define afb_hook_flag_api_queue_job 0x00000040 #define afb_hook_flag_api_require_api 0x00000080 #define afb_hook_flag_api_add_alias 0x00000100 #define afb_hook_flag_api_event_broadcast 0x00000200 #define afb_hook_flag_api_event_make 0x00000400 #define afb_hook_flag_api_new_api 0x00000800 #define afb_hook_flag_api_api_set_verbs 0x00001000 #define afb_hook_flag_api_api_add_verb 0x00002000 #define afb_hook_flag_api_api_del_verb 0x00004000 #define afb_hook_flag_api_api_set_on_event 0x00008000 #define afb_hook_flag_api_api_set_on_init 0x00010000 #define afb_hook_flag_api_api_seal 0x00020000 #define afb_hook_flag_api_event_handler_add 0x00040000 #define afb_hook_flag_api_event_handler_del 0x00080000 #define afb_hook_flag_api_call 0x00100000 #define afb_hook_flag_api_callsync 0x00200000 #define afb_hook_flag_api_class_provide 0x00400000 #define afb_hook_flag_api_class_require 0x00800000 #define afb_hook_flag_api_delete_api 0x01000000 #define afb_hook_flag_api_start 0x02000000 #define afb_hook_flag_api_on_event 0x04000000 #define afb_hook_flag_api_legacy_unstore_req 0x08000000 #define afb_hook_flag_api_on_event_handler 0x10000000 #define afb_hook_flag_api_settings 0x20000000 /* common flags */ /* extra flags */ /* predefined groups */ #define afb_hook_flags_api_common (afb_hook_flag_api_vverbose\ |afb_hook_flag_api_event_broadcast\ |afb_hook_flag_api_event_make\ |afb_hook_flag_api_call\ |afb_hook_flag_api_callsync\ |afb_hook_flag_api_start\ |afb_hook_flag_api_queue_job\ |afb_hook_flag_api_settings) #define afb_hook_flags_api_extra (afb_hook_flag_api_get_event_loop\ |afb_hook_flag_api_get_user_bus\ |afb_hook_flag_api_get_system_bus\ |afb_hook_flag_api_rootdir_get_fd\ |afb_hook_flag_api_rootdir_open_locale\ |afb_hook_flag_api_legacy_unstore_req) #define afb_hook_flags_api_api (afb_hook_flag_api_new_api\ |afb_hook_flag_api_api_set_verbs\ |afb_hook_flag_api_api_add_verb\ |afb_hook_flag_api_api_del_verb\ |afb_hook_flag_api_api_set_on_event\ |afb_hook_flag_api_api_set_on_init\ |afb_hook_flag_api_api_seal\ |afb_hook_flag_api_class_provide\ |afb_hook_flag_api_class_require\ |afb_hook_flag_api_require_api\ |afb_hook_flag_api_add_alias\ |afb_hook_flag_api_delete_api) #define afb_hook_flags_api_event (afb_hook_flag_api_event_broadcast\ |afb_hook_flag_api_event_make\ |afb_hook_flag_api_event_handler_add\ |afb_hook_flag_api_event_handler_del\ |afb_hook_flag_api_on_event\ |afb_hook_flag_api_on_event_handler) #define afb_hook_flags_api_all (afb_hook_flags_api_common\ |afb_hook_flags_api_extra\ |afb_hook_flags_api_api\ |afb_hook_flags_api_event) /********************************************************* *********************************************************/ #define afb_hook_flags_api_svc_all (afb_hook_flag_api_start|afb_hook_flag_api_start\ |afb_hook_flag_api_on_event|afb_hook_flag_api_on_event\ |afb_hook_flag_api_call|afb_hook_flag_api_call\ |afb_hook_flag_api_callsync|afb_hook_flag_api_callsync) #define afb_hook_flags_api_ditf_common (afb_hook_flag_api_vverbose\ |afb_hook_flag_api_event_make\ |afb_hook_flag_api_event_broadcast\ |afb_hook_flag_api_event_broadcast\ |afb_hook_flag_api_add_alias) #define afb_hook_flags_api_ditf_extra (afb_hook_flag_api_get_event_loop\ |afb_hook_flag_api_get_user_bus\ |afb_hook_flag_api_get_system_bus\ |afb_hook_flag_api_rootdir_get_fd\ |afb_hook_flag_api_rootdir_open_locale\ |afb_hook_flag_api_queue_job\ |afb_hook_flag_api_legacy_unstore_req\ |afb_hook_flag_api_require_api\ |afb_hook_flag_api_require_api) #define afb_hook_flags_api_ditf_all (afb_hook_flags_api_ditf_common|afb_hook_flags_api_ditf_extra) /********************************************************* *********************************************************/ struct afb_hook_api_itf { void (*hook_api_event_broadcast_before)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, const char *name, struct json_object *object); void (*hook_api_event_broadcast_after)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, const char *name, struct json_object *object, int result); void (*hook_api_get_event_loop)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, struct sd_event *result); void (*hook_api_get_user_bus)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, struct sd_bus *result); void (*hook_api_get_system_bus)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, struct sd_bus *result); void (*hook_api_vverbose)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, int level, const char *file, int line, const char *function, const char *fmt, va_list args); void (*hook_api_event_make)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, const char *name, struct afb_event_x2 *result); void (*hook_api_rootdir_get_fd)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, int result); void (*hook_api_rootdir_open_locale)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, const char *filename, int flags, const char *locale, int result); void (*hook_api_queue_job)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, void (*callback)(int signum, void *arg), void *argument, void *group, int timeout, int result); void (*hook_api_legacy_unstore_req)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, struct afb_stored_req *sreq); void (*hook_api_require_api)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, const char *name, int initialized); void (*hook_api_require_api_result)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, const char *name, int initialized, int result); void (*hook_api_add_alias)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, const char *oldname, const char *newname, int result); void (*hook_api_start_before)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export); void (*hook_api_start_after)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, int status); void (*hook_api_on_event_before)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, const char *event, int event_x2, struct json_object *object); void (*hook_api_on_event_after)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, const char *event, int event_x2, struct json_object *object); void (*hook_api_call)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, const char *api, const char *verb, struct json_object *args); void (*hook_api_call_result)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, struct json_object *object, const char *error, const char *info); void (*hook_api_callsync)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, const char *api, const char *verb, struct json_object *args); void (*hook_api_callsync_result)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, int result, struct json_object *object, const char *error, const char *info); void (*hook_api_new_api_before)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, const char *api, const char *info, int noconcurrency); void (*hook_api_new_api_after)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, int result, const char *api); void (*hook_api_api_set_verbs_v2)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, int result, const struct afb_verb_v2 *verbs); void (*hook_api_api_set_verbs_v3)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, int result, const struct afb_verb_v3 *verbs); void (*hook_api_api_add_verb)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, int result, const char *verb, const char *info, int glob); void (*hook_api_api_del_verb)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, int result, const char *verb); void (*hook_api_api_set_on_event)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, int result); void (*hook_api_api_set_on_init)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, int result); void (*hook_api_api_seal)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export); void (*hook_api_event_handler_add)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, int result, const char *pattern); void (*hook_api_event_handler_del)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, int result, const char *pattern); void (*hook_api_class_provide)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, int result, const char *name); void (*hook_api_class_require)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, int result, const char *name); void (*hook_api_delete_api)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, int result); void (*hook_api_on_event_handler_before)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, const char *event, int event_x2, struct json_object *object, const char *pattern); void (*hook_api_on_event_handler_after)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, const char *event, int event_x2, struct json_object *object, const char *pattern); void (*hook_api_settings)(void *closure, const struct afb_hookid *hookid, const struct afb_export *export, struct json_object *object); }; extern void afb_hook_api_event_broadcast_before(const struct afb_export *export, const char *name, struct json_object *object); extern int afb_hook_api_event_broadcast_after(const struct afb_export *export, const char *name, struct json_object *object, int result); extern struct sd_event *afb_hook_api_get_event_loop(const struct afb_export *export, struct sd_event *result); extern struct sd_bus *afb_hook_api_get_user_bus(const struct afb_export *export, struct sd_bus *result); extern struct sd_bus *afb_hook_api_get_system_bus(const struct afb_export *export, struct sd_bus *result); extern void afb_hook_api_vverbose(const struct afb_export *export, int level, const char *file, int line, const char *function, const char *fmt, va_list args); extern struct afb_event_x2 *afb_hook_api_event_make(const struct afb_export *export, const char *name, struct afb_event_x2 *result); extern int afb_hook_api_rootdir_get_fd(const struct afb_export *export, int result); extern int afb_hook_api_rootdir_open_locale(const struct afb_export *export, const char *filename, int flags, const char *locale, int result); extern int afb_hook_api_queue_job(const struct afb_export *export, void (*callback)(int signum, void *arg), void *argument, void *group, int timeout, int result); extern void afb_hook_api_legacy_unstore_req(const struct afb_export *export, struct afb_stored_req *sreq); extern void afb_hook_api_require_api(const struct afb_export *export, const char *name, int initialized); extern int afb_hook_api_require_api_result(const struct afb_export *export, const char *name, int initialized, int result); extern int afb_hook_api_add_alias(const struct afb_export *export, const char *api, const char *alias, int result); extern void afb_hook_api_start_before(const struct afb_export *export); extern int afb_hook_api_start_after(const struct afb_export *export, int status); extern void afb_hook_api_on_event_before(const struct afb_export *export, const char *event, int event_x2, struct json_object *object); extern void afb_hook_api_on_event_after(const struct afb_export *export, const char *event, int event_x2, struct json_object *object); extern void afb_hook_api_call(const struct afb_export *export, const char *api, const char *verb, struct json_object *args); extern void afb_hook_api_call_result(const struct afb_export *export, struct json_object *object, const char *error, const char *info); extern void afb_hook_api_callsync(const struct afb_export *export, const char *api, const char *verb, struct json_object *args); extern int afb_hook_api_callsync_result(const struct afb_export *export, int result, struct json_object *object, const char *error, const char *info); extern void afb_hook_api_new_api_before(const struct afb_export *export, const char *api, const char *info, int noconcurrency); extern int afb_hook_api_new_api_after(const struct afb_export *export, int result, const char *api); extern int afb_hook_api_api_set_verbs_v2(const struct afb_export *export, int result, const struct afb_verb_v2 *verbs); extern int afb_hook_api_api_set_verbs_v3(const struct afb_export *export, int result, const struct afb_verb_v3 *verbs); extern int afb_hook_api_api_add_verb(const struct afb_export *export, int result, const char *verb, const char *info, int glob); extern int afb_hook_api_api_del_verb(const struct afb_export *export, int result, const char *verb); extern int afb_hook_api_api_set_on_event(const struct afb_export *export, int result); extern int afb_hook_api_api_set_on_init(const struct afb_export *export, int result); extern void afb_hook_api_api_seal(const struct afb_export *export); extern int afb_hook_api_event_handler_add(const struct afb_export *export, int result, const char *pattern); extern int afb_hook_api_event_handler_del(const struct afb_export *export, int result, const char *pattern); extern int afb_hook_api_class_provide(const struct afb_export *export, int result, const char *name); extern int afb_hook_api_class_require(const struct afb_export *export, int result, const char *name); extern int afb_hook_api_delete_api(const struct afb_export *export, int result); extern void afb_hook_api_on_event_handler_before(const struct afb_export *export, const char *event, int event_x2, struct json_object *object, const char *pattern); extern void afb_hook_api_on_event_handler_after(const struct afb_export *export, const char *event, int event_x2, struct json_object *object, const char *pattern); extern struct json_object *afb_hook_api_settings(const struct afb_export *export, struct json_object *object); extern int afb_hook_flags_api(const char *api); extern struct afb_hook_api *afb_hook_create_api(const char *api, int flags, struct afb_hook_api_itf *itf, void *closure); extern struct afb_hook_api *afb_hook_addref_api(struct afb_hook_api *hook); extern void afb_hook_unref_api(struct afb_hook_api *hook); /********************************************************* * section hooking evt (event interface) *********************************************************/ #define afb_hook_flag_evt_create 0x000001 #define afb_hook_flag_evt_push_before 0x000002 #define afb_hook_flag_evt_push_after 0x000004 #define afb_hook_flag_evt_broadcast_before 0x000008 #define afb_hook_flag_evt_broadcast_after 0x000010 #define afb_hook_flag_evt_name 0x000020 #define afb_hook_flag_evt_addref 0x000040 #define afb_hook_flag_evt_unref 0x000080 #define afb_hook_flags_evt_common (afb_hook_flag_evt_push_before|afb_hook_flag_evt_broadcast_before) #define afb_hook_flags_evt_extra (afb_hook_flags_evt_common\ |afb_hook_flag_evt_push_after|afb_hook_flag_evt_broadcast_after\ |afb_hook_flag_evt_create\ |afb_hook_flag_evt_addref|afb_hook_flag_evt_unref) #define afb_hook_flags_evt_all (afb_hook_flags_evt_extra|afb_hook_flag_evt_name) struct afb_hook_evt_itf { void (*hook_evt_create)(void *closure, const struct afb_hookid *hookid, const char *evt, int id); void (*hook_evt_push_before)(void *closure, const struct afb_hookid *hookid, const char *evt, int id, struct json_object *obj); void (*hook_evt_push_after)(void *closure, const struct afb_hookid *hookid, const char *evt, int id, struct json_object *obj, int result); void (*hook_evt_broadcast_before)(void *closure, const struct afb_hookid *hookid, const char *evt, int id, struct json_object *obj); void (*hook_evt_broadcast_after)(void *closure, const struct afb_hookid *hookid, const char *evt, int id, struct json_object *obj, int result); void (*hook_evt_name)(void *closure, const struct afb_hookid *hookid, const char *evt, int id, const char *result); void (*hook_evt_addref)(void *closure, const struct afb_hookid *hookid, const char *evt, int id); void (*hook_evt_unref)(void *closure, const struct afb_hookid *hookid, const char *evt, int id); }; extern void afb_hook_evt_create(const char *evt, int id); extern void afb_hook_evt_push_before(const char *evt, int id, struct json_object *obj); extern int afb_hook_evt_push_after(const char *evt, int id, struct json_object *obj, int result); extern void afb_hook_evt_broadcast_before(const char *evt, int id, struct json_object *obj); extern int afb_hook_evt_broadcast_after(const char *evt, int id, struct json_object *obj, int result); extern void afb_hook_evt_name(const char *evt, int id, const char *result); extern void afb_hook_evt_addref(const char *evt, int id); extern void afb_hook_evt_unref(const char *evt, int id); extern int afb_hook_flags_evt(const char *name); extern struct afb_hook_evt *afb_hook_create_evt(const char *pattern, int flags, struct afb_hook_evt_itf *itf, void *closure); extern struct afb_hook_evt *afb_hook_addref_evt(struct afb_hook_evt *hook); extern void afb_hook_unref_evt(struct afb_hook_evt *hook); /********************************************************* * section hooking session (session interface) *********************************************************/ #define afb_hook_flag_session_create 0x000001 #define afb_hook_flag_session_close 0x000002 #define afb_hook_flag_session_destroy 0x000004 #define afb_hook_flag_session_addref 0x000008 #define afb_hook_flag_session_unref 0x000010 #define afb_hook_flags_session_common (afb_hook_flag_session_create|afb_hook_flag_session_close) #define afb_hook_flags_session_all (afb_hook_flags_session_common|afb_hook_flag_session_destroy\ |afb_hook_flag_session_addref|afb_hook_flag_session_unref) struct afb_hook_session_itf { void (*hook_session_create)(void *closure, const struct afb_hookid *hookid, struct afb_session *session); void (*hook_session_close)(void *closure, const struct afb_hookid *hookid, struct afb_session *session); void (*hook_session_destroy)(void *closure, const struct afb_hookid *hookid, struct afb_session *session); void (*hook_session_addref)(void *closure, const struct afb_hookid *hookid, struct afb_session *session); void (*hook_session_unref)(void *closure, const struct afb_hookid *hookid, struct afb_session *session); }; extern void afb_hook_session_create(struct afb_session *session); extern void afb_hook_session_close(struct afb_session *session); extern void afb_hook_session_destroy(struct afb_session *session); extern void afb_hook_session_addref(struct afb_session *session); extern void afb_hook_session_unref(struct afb_session *session); extern struct afb_hook_session *afb_hook_create_session(const char *pattern, int flags, struct afb_hook_session_itf *itf, void *closure); extern struct afb_hook_session *afb_hook_addref_session(struct afb_hook_session *hook); extern void afb_hook_unref_session(struct afb_hook_session *hook); /********************************************************* * section hooking global (global interface) *********************************************************/ #define afb_hook_flag_global_vverbose 0x000001 #define afb_hook_flags_global_all (afb_hook_flag_global_vverbose) struct afb_hook_global_itf { void (*hook_global_vverbose)(void *closure, const struct afb_hookid *hookid, int level, const char *file, int line, const char *function, const char *fmt, va_list args); }; extern struct afb_hook_global *afb_hook_create_global(int flags, struct afb_hook_global_itf *itf, void *closure); extern struct afb_hook_global *afb_hook_addref_global(struct afb_hook_global *hook); extern void afb_hook_unref_global(struct afb_hook_global *hook); #endif /* WITH_AFB_HOOK *******************************************************/