+struct p2ps_advertisement *
+p2p_service_p2ps_id(struct p2p_data *p2p, u32 adv_id)
+{
+ struct p2ps_advertisement *adv_data;
+
+ if (!p2p)
+ return NULL;
+
+ adv_data = p2p->p2ps_adv_list;
+ while (adv_data) {
+ if (adv_data->id == adv_id)
+ return adv_data;
+ adv_data = adv_data->next;
+ }
+
+ return NULL;
+}
+
+
+int p2p_service_del_asp(struct p2p_data *p2p, u32 adv_id)
+{
+ struct p2ps_advertisement *adv_data;
+ struct p2ps_advertisement **prior;
+
+ if (!p2p)
+ return -1;
+
+ adv_data = p2p->p2ps_adv_list;
+ prior = &p2p->p2ps_adv_list;
+ while (adv_data) {
+ if (adv_data->id == adv_id) {
+ p2p_dbg(p2p, "Delete ASP adv_id=0x%x", adv_id);
+ *prior = adv_data->next;
+ os_free(adv_data);
+ return 0;
+ }
+ prior = &adv_data->next;
+ adv_data = adv_data->next;
+ }
+
+ return -1;
+}
+
+
+int p2p_service_add_asp(struct p2p_data *p2p, int auto_accept, u32 adv_id,
+ const char *adv_str, u8 svc_state, u16 config_methods,
+ const char *svc_info, const u8 *cpt_priority)
+{
+ struct p2ps_advertisement *adv_data, *tmp, **prev;
+ u8 buf[P2PS_HASH_LEN];
+ size_t adv_data_len, adv_len, info_len = 0;
+ int i;
+
+ if (!p2p || !adv_str || !adv_str[0] || !cpt_priority)
+ return -1;
+
+ if (!(config_methods & p2p->cfg->config_methods)) {
+ p2p_dbg(p2p, "Config methods not supported svc: 0x%x dev: 0x%x",
+ config_methods, p2p->cfg->config_methods);
+ return -1;
+ }
+
+ if (!p2ps_gen_hash(p2p, adv_str, buf))
+ return -1;
+
+ if (svc_info)
+ info_len = os_strlen(svc_info);
+ adv_len = os_strlen(adv_str);
+ adv_data_len = sizeof(struct p2ps_advertisement) + adv_len + 1 +
+ info_len + 1;
+
+ adv_data = os_zalloc(adv_data_len);
+ if (!adv_data)
+ return -1;
+
+ os_memcpy(adv_data->hash, buf, P2PS_HASH_LEN);
+ adv_data->id = adv_id;
+ adv_data->state = svc_state;
+ adv_data->config_methods = config_methods & p2p->cfg->config_methods;
+ adv_data->auto_accept = (u8) auto_accept;
+ os_memcpy(adv_data->svc_name, adv_str, adv_len);
+
+ for (i = 0; cpt_priority[i] && i < P2PS_FEATURE_CAPAB_CPT_MAX; i++) {
+ adv_data->cpt_priority[i] = cpt_priority[i];
+ adv_data->cpt_mask |= cpt_priority[i];
+ }
+
+ if (svc_info && info_len) {
+ adv_data->svc_info = &adv_data->svc_name[adv_len + 1];
+ os_memcpy(adv_data->svc_info, svc_info, info_len);
+ }
+
+ /*
+ * Group Advertisements by service string. They do not need to be
+ * sorted, but groups allow easier Probe Response instance grouping
+ */
+ tmp = p2p->p2ps_adv_list;
+ prev = &p2p->p2ps_adv_list;
+ while (tmp) {
+ if (tmp->id == adv_data->id) {
+ if (os_strcmp(tmp->svc_name, adv_data->svc_name) != 0) {
+ os_free(adv_data);
+ return -1;
+ }
+ adv_data->next = tmp->next;
+ *prev = adv_data;
+ os_free(tmp);
+ goto inserted;
+ } else {
+ if (os_strcmp(tmp->svc_name, adv_data->svc_name) == 0) {
+ adv_data->next = tmp->next;
+ tmp->next = adv_data;
+ goto inserted;
+ }
+ }
+ prev = &tmp->next;
+ tmp = tmp->next;
+ }
+
+ /* No svc_name match found */
+ adv_data->next = p2p->p2ps_adv_list;
+ p2p->p2ps_adv_list = adv_data;
+
+inserted:
+ p2p_dbg(p2p,
+ "Added ASP advertisement adv_id=0x%x config_methods=0x%x svc_state=0x%x adv_str='%s' cpt_mask=0x%x",
+ adv_id, adv_data->config_methods, svc_state, adv_str,
+ adv_data->cpt_mask);
+
+ return 0;
+}
+
+
+void p2p_service_flush_asp(struct p2p_data *p2p)
+{
+ struct p2ps_advertisement *adv, *prev;
+
+ if (!p2p)
+ return;
+
+ adv = p2p->p2ps_adv_list;
+ while (adv) {
+ prev = adv;
+ adv = adv->next;
+ os_free(prev);
+ }
+
+ p2p->p2ps_adv_list = NULL;
+ p2p_dbg(p2p, "All ASP advertisements flushed");
+}
+
+