2 * Copyright (C) 2015, 2016, 2017 "IoT.bzh"
3 * Author "Fulup Ar Foll"
4 * Author José Bollo <jose.bollo@iot.bzh>
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
25 #include "afb-session.h"
26 #include "afb-context.h"
28 static void init_context(struct afb_context *context, struct afb_session *session, const char *token)
30 assert(session != NULL);
32 /* reset the context for the session */
33 context->session = session;
35 context->super = NULL;
36 context->api_key = NULL;
40 if (afb_session_check_token(session, token))
41 context->validated = 1;
43 context->invalidated = 1;
47 void afb_context_init(struct afb_context *context, struct afb_session *session, const char *token)
49 init_context(context, afb_session_addref(session), token);
52 void afb_context_subinit(struct afb_context *context, struct afb_context *super)
55 context->super = super;
58 int afb_context_connect(struct afb_context *context, const char *uuid, const char *token)
61 struct afb_session *session;
63 session = afb_session_get (uuid, &created);
66 init_context(context, session, token);
69 /* context->refreshing = 1; */
74 void afb_context_disconnect(struct afb_context *context)
76 if (context->session && !context->super) {
77 if (context->refreshing && !context->refreshed) {
78 afb_session_new_token (context->session);
79 context->refreshed = 1;
81 if (context->closing && !context->closed) {
82 afb_session_close(context->session);
85 afb_session_unref(context->session);
86 context->session = NULL;
90 const char *afb_context_sent_token(struct afb_context *context)
92 if (context->session == NULL || context->closing || context->super)
94 if (!context->refreshing)
96 if (!context->refreshed) {
97 afb_session_new_token (context->session);
98 context->refreshed = 1;
100 return afb_session_token(context->session);
103 const char *afb_context_sent_uuid(struct afb_context *context)
105 if (context->session == NULL || context->closing || context->super)
107 if (!context->created)
109 return afb_session_uuid(context->session);
112 void *afb_context_get(struct afb_context *context)
114 assert(context->session != NULL);
115 return afb_session_get_cookie(context->session, context->api_key);
118 void afb_context_set(struct afb_context *context, void *value, void (*free_value)(void*))
121 assert(context->session != NULL);
122 rc = afb_session_set_cookie(context->session, context->api_key, value, free_value);
126 void afb_context_close(struct afb_context *context)
129 afb_context_close(context->super);
131 context->closing = 1;
134 void afb_context_refresh(struct afb_context *context)
137 afb_context_refresh(context->super);
139 assert(context->validated);
140 context->refreshing = 1;
144 int afb_context_check(struct afb_context *context)
147 return afb_context_check(context);
148 return context->validated;
151 int afb_context_check_loa(struct afb_context *context, unsigned loa)
153 return afb_context_get_loa(context) >= loa;
156 static inline void *loa_key(struct afb_context *context)
158 return (void*)(1+(intptr_t)(context->api_key));
161 static inline void *loa2ptr(unsigned loa)
163 return (void*)(intptr_t)loa;
166 static inline unsigned ptr2loa(void *ptr)
168 return (unsigned)(intptr_t)ptr;
171 int afb_context_change_loa(struct afb_context *context, unsigned loa)
173 if (!context->validated || loa > 7)
176 return 0 <= afb_session_set_cookie(context->session, loa_key(context), loa2ptr(loa), NULL);
179 unsigned afb_context_get_loa(struct afb_context *context)
181 assert(context->session != NULL);
182 return ptr2loa(afb_session_get_cookie(context->session, loa_key(context)));