P2P: Add option for disabling intra BSS distribution
p2p_intra_bss configuration parameter can now be used to disable/enable intra BSS distribution (bridging of frames between the clients in a group).
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0d0a8ca1cc
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0f66abd25b
12 changed files with 57 additions and 2 deletions
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@ -1893,6 +1893,11 @@ struct wpa_driver_ops {
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* Returns: 0 on success or -1 on failure
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* Returns: 0 on success or -1 on failure
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*/
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*/
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int (*ampdu)(void *priv, int ampdu);
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int (*ampdu)(void *priv, int ampdu);
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/**
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* set_intra_bss - Enables/Disables intra BSS bridging
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*/
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int (*set_intra_bss)(void *priv, int enabled);
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};
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};
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@ -3308,5 +3308,6 @@ const struct wpa_driver_ops wpa_driver_ndis_ops = {
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NULL /* get_noa */,
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NULL /* get_noa */,
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NULL /* set_noa */,
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NULL /* set_noa */,
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NULL /* set_p2p_powersave */,
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NULL /* set_p2p_powersave */,
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NULL /* ampdu */
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NULL /* ampdu */,
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NULL /* set_intra_bss */
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};
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};
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@ -3031,3 +3031,11 @@ int p2p_get_oper_freq(struct p2p_data *p2p, const u8 *iface_addr)
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return -1;
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return -1;
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return dev->oper_freq;
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return dev->oper_freq;
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}
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}
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void p2p_set_intra_bss_dist(struct p2p_data *p2p, int enabled)
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{
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wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Intra BSS distribution %s",
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enabled ? "enabled" : "disabled");
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p2p->cfg->p2p_intra_bss = enabled;
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}
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@ -222,6 +222,11 @@ struct p2p_config {
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*/
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*/
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size_t max_peers;
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size_t max_peers;
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/**
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* p2p_intra_bss - Intra BSS communication is supported
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*/
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int p2p_intra_bss;
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/**
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/**
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* ssid_postfix - Postfix data to add to the SSID
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* ssid_postfix - Postfix data to add to the SSID
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*
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*
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@ -1243,4 +1248,11 @@ int p2p_get_oper_freq(struct p2p_data *p2p, const u8 *iface_addr);
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int p2p_add_device(struct p2p_data *p2p, const u8 *addr, int freq, int level,
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int p2p_add_device(struct p2p_data *p2p, const u8 *addr, int freq, int level,
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const u8 *ies, size_t ies_len);
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const u8 *ies, size_t ies_len);
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/**
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* p2p_set_intra_bss_dist - Set intra BSS distribution
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* @p2p: P2P module context from p2p_init()
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* @enabled: Whether intra BSS distribution will be enabled
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*/
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void p2p_set_intra_bss_dist(struct p2p_data *p2p, int enabled);
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#endif /* P2P_H */
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#endif /* P2P_H */
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@ -160,6 +160,8 @@ static struct wpabuf * p2p_build_go_neg_req(struct p2p_data *p2p,
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group_capab |= P2P_GROUP_CAPAB_PERSISTENT_GROUP;
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group_capab |= P2P_GROUP_CAPAB_PERSISTENT_GROUP;
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if (p2p->cross_connect)
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if (p2p->cross_connect)
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group_capab |= P2P_GROUP_CAPAB_CROSS_CONN;
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group_capab |= P2P_GROUP_CAPAB_CROSS_CONN;
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if (p2p->cfg->p2p_intra_bss)
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group_capab |= P2P_GROUP_CAPAB_INTRA_BSS_DIST;
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p2p_buf_add_capability(buf, p2p->dev_capab, group_capab);
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p2p_buf_add_capability(buf, p2p->dev_capab, group_capab);
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p2p_buf_add_go_intent(buf, (p2p->go_intent << 1) |
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p2p_buf_add_go_intent(buf, (p2p->go_intent << 1) |
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p2p->next_tie_breaker);
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p2p->next_tie_breaker);
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@ -249,6 +251,8 @@ static struct wpabuf * p2p_build_go_neg_resp(struct p2p_data *p2p,
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group_capab |= P2P_GROUP_CAPAB_PERSISTENT_GROUP;
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group_capab |= P2P_GROUP_CAPAB_PERSISTENT_GROUP;
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if (p2p->cross_connect)
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if (p2p->cross_connect)
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group_capab |= P2P_GROUP_CAPAB_CROSS_CONN;
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group_capab |= P2P_GROUP_CAPAB_CROSS_CONN;
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if (p2p->cfg->p2p_intra_bss)
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group_capab |= P2P_GROUP_CAPAB_INTRA_BSS_DIST;
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}
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}
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p2p_buf_add_capability(buf, p2p->dev_capab, group_capab);
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p2p_buf_add_capability(buf, p2p->dev_capab, group_capab);
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p2p_buf_add_go_intent(buf, (p2p->go_intent << 1) | tie_breaker);
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p2p_buf_add_go_intent(buf, (p2p->go_intent << 1) | tie_breaker);
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@ -650,6 +654,8 @@ static struct wpabuf * p2p_build_go_neg_conf(struct p2p_data *p2p,
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group_capab |= P2P_GROUP_CAPAB_PERSISTENT_GROUP;
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group_capab |= P2P_GROUP_CAPAB_PERSISTENT_GROUP;
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if (p2p->cross_connect)
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if (p2p->cross_connect)
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group_capab |= P2P_GROUP_CAPAB_CROSS_CONN;
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group_capab |= P2P_GROUP_CAPAB_CROSS_CONN;
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if (p2p->cfg->p2p_intra_bss)
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group_capab |= P2P_GROUP_CAPAB_INTRA_BSS_DIST;
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}
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}
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p2p_buf_add_capability(buf, p2p->dev_capab, group_capab);
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p2p_buf_add_capability(buf, p2p->dev_capab, group_capab);
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if (go || resp_chan == NULL)
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if (go || resp_chan == NULL)
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@ -144,7 +144,8 @@ static void p2p_group_add_common_ies(struct p2p_group *group,
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group_capab |= P2P_GROUP_CAPAB_GROUP_OWNER;
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group_capab |= P2P_GROUP_CAPAB_GROUP_OWNER;
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if (group->cfg->persistent_group)
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if (group->cfg->persistent_group)
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group_capab |= P2P_GROUP_CAPAB_PERSISTENT_GROUP;
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group_capab |= P2P_GROUP_CAPAB_PERSISTENT_GROUP;
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group_capab |= P2P_GROUP_CAPAB_INTRA_BSS_DIST;
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if (group->p2p->cfg->p2p_intra_bss)
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group_capab |= P2P_GROUP_CAPAB_INTRA_BSS_DIST;
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if (group->group_formation)
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if (group->group_formation)
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group_capab |= P2P_GROUP_CAPAB_GROUP_FORMATION;
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group_capab |= P2P_GROUP_CAPAB_GROUP_FORMATION;
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if (group->p2p->cross_connect)
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if (group->p2p->cross_connect)
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@ -302,6 +302,7 @@ int wpa_supplicant_create_ap(struct wpa_supplicant *wpa_s,
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if (ssid->mode == WPAS_MODE_P2P_GO ||
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if (ssid->mode == WPAS_MODE_P2P_GO ||
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ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
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ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
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params.p2p = 1;
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params.p2p = 1;
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wpa_drv_set_intra_bss(wpa_s, wpa_s->conf->p2p_intra_bss);
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#endif /* CONFIG_P2P */
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#endif /* CONFIG_P2P */
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if (wpa_s->parent->set_ap_uapsd)
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if (wpa_s->parent->set_ap_uapsd)
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@ -2144,6 +2144,7 @@ struct wpa_config * wpa_config_alloc_empty(const char *ctrl_interface,
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config->ap_scan = DEFAULT_AP_SCAN;
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config->ap_scan = DEFAULT_AP_SCAN;
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config->fast_reauth = DEFAULT_FAST_REAUTH;
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config->fast_reauth = DEFAULT_FAST_REAUTH;
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config->p2p_go_intent = DEFAULT_P2P_GO_INTENT;
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config->p2p_go_intent = DEFAULT_P2P_GO_INTENT;
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config->p2p_intra_bss = DEFAULT_P2P_INTRA_BSS;
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config->bss_max_count = DEFAULT_BSS_MAX_COUNT;
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config->bss_max_count = DEFAULT_BSS_MAX_COUNT;
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if (ctrl_interface)
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if (ctrl_interface)
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@ -2400,6 +2401,7 @@ static const struct global_parse_data global_fields[] = {
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{ INT_RANGE(p2p_go_intent, 0, 15), 0 },
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{ INT_RANGE(p2p_go_intent, 0, 15), 0 },
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{ STR(p2p_ssid_postfix), CFG_CHANGED_P2P_SSID_POSTFIX },
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{ STR(p2p_ssid_postfix), CFG_CHANGED_P2P_SSID_POSTFIX },
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{ INT_RANGE(persistent_reconnect, 0, 1), 0 },
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{ INT_RANGE(persistent_reconnect, 0, 1), 0 },
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{ INT_RANGE(p2p_intra_bss, 0, 1), CFG_CHANGED_P2P_INTRA_BSS },
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#endif /* CONFIG_P2P */
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#endif /* CONFIG_P2P */
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{ FUNC(country), CFG_CHANGED_COUNTRY },
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{ FUNC(country), CFG_CHANGED_COUNTRY },
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{ INT(bss_max_count), 0 },
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{ INT(bss_max_count), 0 },
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@ -23,6 +23,7 @@
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#endif /* CONFIG_NO_SCAN_PROCESSING */
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#endif /* CONFIG_NO_SCAN_PROCESSING */
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#define DEFAULT_FAST_REAUTH 1
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#define DEFAULT_FAST_REAUTH 1
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#define DEFAULT_P2P_GO_INTENT 7
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#define DEFAULT_P2P_GO_INTENT 7
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#define DEFAULT_P2P_INTRA_BSS 1
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#define DEFAULT_BSS_MAX_COUNT 200
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#define DEFAULT_BSS_MAX_COUNT 200
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#include "config_ssid.h"
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#include "config_ssid.h"
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@ -37,6 +38,7 @@
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#define CFG_CHANGED_SEC_DEVICE_TYPE BIT(6)
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#define CFG_CHANGED_SEC_DEVICE_TYPE BIT(6)
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#define CFG_CHANGED_P2P_SSID_POSTFIX BIT(7)
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#define CFG_CHANGED_P2P_SSID_POSTFIX BIT(7)
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#define CFG_CHANGED_WPS_STRING BIT(8)
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#define CFG_CHANGED_WPS_STRING BIT(8)
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#define CFG_CHANGED_P2P_INTRA_BSS BIT(9)
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/**
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/**
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* struct wpa_config - wpa_supplicant configuration data
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* struct wpa_config - wpa_supplicant configuration data
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@ -361,6 +363,7 @@ struct wpa_config {
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int p2p_go_intent;
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int p2p_go_intent;
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char *p2p_ssid_postfix;
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char *p2p_ssid_postfix;
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int persistent_reconnect;
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int persistent_reconnect;
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int p2p_intra_bss;
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/**
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/**
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* bss_max_count - Maximum number of BSS entries to keep in memory
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* bss_max_count - Maximum number of BSS entries to keep in memory
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@ -673,6 +673,9 @@ static void wpa_config_write_global(FILE *f, struct wpa_config *config)
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if (config->persistent_reconnect)
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if (config->persistent_reconnect)
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fprintf(f, "persistent_reconnect=%u\n",
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fprintf(f, "persistent_reconnect=%u\n",
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config->persistent_reconnect);
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config->persistent_reconnect);
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if (config->p2p_intra_bss != DEFAULT_P2P_INTRA_BSS)
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fprintf(f, "p2p_intra_bss=%u\n", config->p2p_intra_bss);
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#endif /* CONFIG_P2P */
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#endif /* CONFIG_P2P */
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if (config->country[0] && config->country[1]) {
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if (config->country[0] && config->country[1]) {
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fprintf(f, "country=%c%c\n",
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fprintf(f, "country=%c%c\n",
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@ -424,6 +424,14 @@ static inline int wpa_drv_if_remove(struct wpa_supplicant *wpa_s,
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return -1;
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return -1;
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}
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}
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static inline int wpa_drv_set_intra_bss(struct wpa_supplicant *wpa_s,
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int enabled)
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{
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if (wpa_s->driver->set_intra_bss)
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return wpa_s->driver->set_intra_bss(wpa_s->drv_priv, enabled);
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return -1;
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}
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static inline int wpa_drv_remain_on_channel(struct wpa_supplicant *wpa_s,
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static inline int wpa_drv_remain_on_channel(struct wpa_supplicant *wpa_s,
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unsigned int freq,
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unsigned int freq,
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unsigned int duration)
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unsigned int duration)
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@ -2201,6 +2201,8 @@ int wpas_p2p_init(struct wpa_global *global, struct wpa_supplicant *wpa_s)
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p2p.ssid_postfix_len);
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p2p.ssid_postfix_len);
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}
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}
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p2p.p2p_intra_bss = wpa_s->conf->p2p_intra_bss;
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global->p2p = p2p_init(&p2p);
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global->p2p = p2p_init(&p2p);
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if (global->p2p == NULL)
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if (global->p2p == NULL)
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return -1;
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return -1;
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@ -3395,6 +3397,9 @@ void wpas_p2p_update_config(struct wpa_supplicant *wpa_s)
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os_strlen(wpa_s->conf->p2p_ssid_postfix) :
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os_strlen(wpa_s->conf->p2p_ssid_postfix) :
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0);
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0);
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}
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}
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if (wpa_s->conf->changed_parameters & CFG_CHANGED_P2P_INTRA_BSS)
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p2p_set_intra_bss_dist(p2p, wpa_s->conf->p2p_intra_bss);
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}
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}
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