diff options
Diffstat (limited to 'contrib/hostapd/driver.h')
| -rw-r--r-- | contrib/hostapd/driver.h | 499 |
1 files changed, 442 insertions, 57 deletions
diff --git a/contrib/hostapd/driver.h b/contrib/hostapd/driver.h index ed9ecbf..4fd262c 100644 --- a/contrib/hostapd/driver.h +++ b/contrib/hostapd/driver.h @@ -1,6 +1,10 @@ #ifndef DRIVER_H #define DRIVER_H +enum hostapd_driver_if_type { + HOSTAPD_IF_VLAN, HOSTAPD_IF_WDS +}; + struct driver_ops { const char *name; /* as appears in the config file */ @@ -12,6 +16,7 @@ struct driver_ops { /** * set_8021x - enable/disable IEEE 802.1X support + * @ifname: Interface name (for multi-SSID/VLAN support) * @priv: driver private data * @enabled: 1 = enable, 0 = disable * @@ -20,7 +25,7 @@ struct driver_ops { * Configure the kernel driver to enable/disable 802.1X support. * This may be an empty function if 802.1X support is always enabled. */ - int (*set_ieee8021x)(void *priv, int enabled); + int (*set_ieee8021x)(const char *ifname, void *priv, int enabled); /** * set_privacy - enable/disable privacy @@ -31,32 +36,111 @@ struct driver_ops { * * Configure privacy. */ - int (*set_privacy)(void *priv, int enabled); - - int (*set_encryption)(void *priv, const char *alg, u8 *addr, - int idx, u8 *key, size_t key_len); - int (*get_seqnum)(void *priv, u8 *addr, int idx, u8 *seq); + int (*set_privacy)(const char *ifname, void *priv, int enabled); + + int (*set_encryption)(const char *ifname, void *priv, const char *alg, + const u8 *addr, int idx, + const u8 *key, size_t key_len, int txkey); + int (*get_seqnum)(const char *ifname, void *priv, const u8 *addr, + int idx, u8 *seq); + int (*get_seqnum_igtk)(const char *ifname, void *priv, const u8 *addr, + int idx, u8 *seq); int (*flush)(void *priv); - int (*set_generic_elem)(void *priv, const u8 *elem, size_t elem_len); + int (*set_generic_elem)(const char *ifname, void *priv, const u8 *elem, + size_t elem_len); int (*read_sta_data)(void *priv, struct hostap_sta_driver_data *data, - u8 *addr); - int (*send_eapol)(void *priv, u8 *addr, u8 *data, size_t data_len, - int encrypt); - int (*set_sta_authorized)(void *driver, u8 *addr, int authorized); - int (*sta_deauth)(void *priv, u8 *addr, int reason); - int (*sta_disassoc)(void *priv, u8 *addr, int reason); - int (*sta_remove)(void *priv, u8 *addr); - int (*get_ssid)(void *priv, u8 *buf, int len); - int (*set_ssid)(void *priv, u8 *buf, int len); + const u8 *addr); + int (*send_eapol)(void *priv, const u8 *addr, const u8 *data, + size_t data_len, int encrypt, const u8 *own_addr); + int (*sta_deauth)(void *priv, const u8 *addr, int reason); + int (*sta_disassoc)(void *priv, const u8 *addr, int reason); + int (*sta_remove)(void *priv, const u8 *addr); + int (*get_ssid)(const char *ifname, void *priv, u8 *buf, int len); + int (*set_ssid)(const char *ifname, void *priv, const u8 *buf, + int len); int (*set_countermeasures)(void *priv, int enabled); int (*send_mgmt_frame)(void *priv, const void *msg, size_t len, int flags); - int (*set_assoc_ap)(void *priv, u8 *addr); - int (*sta_add)(void *priv, u8 *addr, u16 aid, u16 capability, - u8 tx_supp_rates); - int (*get_inact_sec)(void *priv, u8 *addr); - int (*sta_clear_stats)(void *priv, u8 *addr); + int (*set_assoc_ap)(void *priv, const u8 *addr); + int (*sta_add)(const char *ifname, void *priv, const u8 *addr, u16 aid, + u16 capability, u8 *supp_rates, size_t supp_rates_len, + int flags); + int (*get_inact_sec)(void *priv, const u8 *addr); + int (*sta_clear_stats)(void *priv, const u8 *addr); + + int (*set_freq)(void *priv, int mode, int freq); + int (*set_rts)(void *priv, int rts); + int (*get_rts)(void *priv, int *rts); + int (*set_frag)(void *priv, int frag); + int (*get_frag)(void *priv, int *frag); + int (*set_retry)(void *priv, int short_retry, int long_retry); + int (*get_retry)(void *priv, int *short_retry, int *long_retry); + + int (*sta_set_flags)(void *priv, const u8 *addr, + int flags_or, int flags_and); + int (*set_rate_sets)(void *priv, int *supp_rates, int *basic_rates, + int mode); + int (*set_channel_flag)(void *priv, int mode, int chan, int flag, + unsigned char power_level, + unsigned char antenna_max); + int (*set_regulatory_domain)(void *priv, unsigned int rd); + int (*set_country)(void *priv, const char *country); + int (*set_ieee80211d)(void *priv, int enabled); + int (*set_beacon)(const char *ifname, void *priv, + u8 *head, size_t head_len, + u8 *tail, size_t tail_len); + + /* Configure internal bridge: + * 0 = disabled, i.e., client separation is enabled (no bridging of + * packets between associated STAs + * 1 = enabled, i.e., bridge packets between associated STAs (default) + */ + int (*set_internal_bridge)(void *priv, int value); + int (*set_beacon_int)(void *priv, int value); + int (*set_dtim_period)(const char *ifname, void *priv, int value); + /* Configure broadcast SSID mode: + * 0 = include SSID in Beacon frames and reply to Probe Request frames + * that use broadcast SSID + * 1 = hide SSID from Beacon frames and ignore Probe Request frames for + * broadcast SSID + */ + int (*set_broadcast_ssid)(void *priv, int value); + int (*set_cts_protect)(void *priv, int value); + int (*set_key_tx_rx_threshold)(void *priv, int value); + int (*set_preamble)(void *priv, int value); + int (*set_short_slot_time)(void *priv, int value); + int (*set_tx_queue_params)(void *priv, int queue, int aifs, int cw_min, + int cw_max, int burst_time); + int (*bss_add)(void *priv, const char *ifname, const u8 *bssid); + int (*bss_remove)(void *priv, const char *ifname); + int (*valid_bss_mask)(void *priv, const u8 *addr, const u8 *mask); + int (*passive_scan)(void *priv, int now, int our_mode_only, + int interval, int _listen, int *channel, + int *last_rx); + struct hostapd_hw_modes * (*get_hw_feature_data)(void *priv, + u16 *num_modes, + u16 *flags); + int (*if_add)(const char *iface, void *priv, + enum hostapd_driver_if_type type, char *ifname, + const u8 *addr); + int (*if_update)(void *priv, enum hostapd_driver_if_type type, + char *ifname, const u8 *addr); + int (*if_remove)(void *priv, enum hostapd_driver_if_type type, + const char *ifname, const u8 *addr); + int (*set_sta_vlan)(void *priv, const u8 *addr, const char *ifname, + int vlan_id); + /** + * commit - Optional commit changes handler + * @priv: driver private data + * Returns: 0 on success, -1 on failure + * + * This optional handler function can be registered if the driver + * interface implementation needs to commit changes (e.g., by setting + * network interface up) at the end of initial configuration. If set, + * this handler will be called after initial setup has been completed. + */ + int (*commit)(void *priv); }; static inline int @@ -94,11 +178,12 @@ hostapd_wireless_event_deinit(struct hostapd_data *hapd) } static inline int -hostapd_set_ieee8021x(struct hostapd_data *hapd, int enabled) +hostapd_set_ieee8021x(const char *ifname, struct hostapd_data *hapd, + int enabled) { if (hapd->driver == NULL || hapd->driver->set_ieee8021x == NULL) return 0; - return hapd->driver->set_ieee8021x(hapd->driver, enabled); + return hapd->driver->set_ieee8021x(ifname, hapd->driver, enabled); } static inline int @@ -106,25 +191,38 @@ hostapd_set_privacy(struct hostapd_data *hapd, int enabled) { if (hapd->driver == NULL || hapd->driver->set_privacy == NULL) return 0; - return hapd->driver->set_privacy(hapd->driver, enabled); + return hapd->driver->set_privacy(hapd->conf->iface, hapd->driver, + enabled); } static inline int -hostapd_set_encryption(struct hostapd_data *hapd, const char *alg, u8 *addr, - int idx, u8 *key, size_t key_len) +hostapd_set_encryption(const char *ifname, struct hostapd_data *hapd, + const char *alg, const u8 *addr, int idx, + u8 *key, size_t key_len, int txkey) { if (hapd->driver == NULL || hapd->driver->set_encryption == NULL) return 0; - return hapd->driver->set_encryption(hapd->driver, alg, addr, idx, key, - key_len); + return hapd->driver->set_encryption(ifname, hapd->driver, alg, addr, + idx, key, key_len, txkey); } static inline int -hostapd_get_seqnum(struct hostapd_data *hapd, u8 *addr, int idx, u8 *seq) +hostapd_get_seqnum(const char *ifname, struct hostapd_data *hapd, + const u8 *addr, int idx, u8 *seq) { if (hapd->driver == NULL || hapd->driver->get_seqnum == NULL) return 0; - return hapd->driver->get_seqnum(hapd->driver, addr, idx, seq); + return hapd->driver->get_seqnum(ifname, hapd->driver, addr, idx, seq); +} + +static inline int +hostapd_get_seqnum_igtk(const char *ifname, struct hostapd_data *hapd, + const u8 *addr, int idx, u8 *seq) +{ + if (hapd->driver == NULL || hapd->driver->get_seqnum_igtk == NULL) + return -1; + return hapd->driver->get_seqnum_igtk(ifname, hapd->driver, addr, idx, + seq); } static inline int @@ -141,12 +239,13 @@ hostapd_set_generic_elem(struct hostapd_data *hapd, const u8 *elem, { if (hapd->driver == NULL || hapd->driver->set_generic_elem == NULL) return 0; - return hapd->driver->set_generic_elem(hapd->driver, elem, elem_len); + return hapd->driver->set_generic_elem(hapd->conf->iface, hapd->driver, + elem, elem_len); } static inline int hostapd_read_sta_data(struct hostapd_data *hapd, - struct hostap_sta_driver_data *data, u8 *addr) + struct hostap_sta_driver_data *data, const u8 *addr) { if (hapd->driver == NULL || hapd->driver->read_sta_data == NULL) return -1; @@ -154,26 +253,17 @@ hostapd_read_sta_data(struct hostapd_data *hapd, } static inline int -hostapd_send_eapol(struct hostapd_data *hapd, u8 *addr, u8 *data, +hostapd_send_eapol(struct hostapd_data *hapd, const u8 *addr, const u8 *data, size_t data_len, int encrypt) { if (hapd->driver == NULL || hapd->driver->send_eapol == NULL) return 0; return hapd->driver->send_eapol(hapd->driver, addr, data, data_len, - encrypt); -} - -static inline int -hostapd_set_sta_authorized(struct hostapd_data *hapd, u8 *addr, int authorized) -{ - if (hapd->driver == NULL || hapd->driver->set_sta_authorized == NULL) - return 0; - return hapd->driver->set_sta_authorized(hapd->driver, addr, - authorized); + encrypt, hapd->own_addr); } static inline int -hostapd_sta_deauth(struct hostapd_data *hapd, u8 *addr, int reason) +hostapd_sta_deauth(struct hostapd_data *hapd, const u8 *addr, int reason) { if (hapd->driver == NULL || hapd->driver->sta_deauth == NULL) return 0; @@ -181,7 +271,7 @@ hostapd_sta_deauth(struct hostapd_data *hapd, u8 *addr, int reason) } static inline int -hostapd_sta_disassoc(struct hostapd_data *hapd, u8 *addr, int reason) +hostapd_sta_disassoc(struct hostapd_data *hapd, const u8 *addr, int reason) { if (hapd->driver == NULL || hapd->driver->sta_disassoc == NULL) return 0; @@ -189,7 +279,7 @@ hostapd_sta_disassoc(struct hostapd_data *hapd, u8 *addr, int reason) } static inline int -hostapd_sta_remove(struct hostapd_data *hapd, u8 *addr) +hostapd_sta_remove(struct hostapd_data *hapd, const u8 *addr) { if (hapd->driver == NULL || hapd->driver->sta_remove == NULL) return 0; @@ -201,15 +291,17 @@ hostapd_get_ssid(struct hostapd_data *hapd, u8 *buf, size_t len) { if (hapd->driver == NULL || hapd->driver->get_ssid == NULL) return 0; - return hapd->driver->get_ssid(hapd->driver, buf, len); + return hapd->driver->get_ssid(hapd->conf->iface, hapd->driver, buf, + len); } static inline int -hostapd_set_ssid(struct hostapd_data *hapd, u8 *buf, size_t len) +hostapd_set_ssid(struct hostapd_data *hapd, const u8 *buf, size_t len) { if (hapd->driver == NULL || hapd->driver->set_ssid == NULL) return 0; - return hapd->driver->set_ssid(hapd->driver, buf, len); + return hapd->driver->set_ssid(hapd->conf->iface, hapd->driver, buf, + len); } static inline int @@ -222,14 +314,14 @@ hostapd_send_mgmt_frame(struct hostapd_data *hapd, const void *msg, size_t len, } static inline int -hostapd_set_assoc_ap(struct hostapd_data *hapd, u8 *addr) +hostapd_set_assoc_ap(struct hostapd_data *hapd, const u8 *addr) { if (hapd->driver == NULL || hapd->driver->set_assoc_ap == NULL) return 0; return hapd->driver->set_assoc_ap(hapd->driver, addr); } -static inline int +static inline int hostapd_set_countermeasures(struct hostapd_data *hapd, int enabled) { if (hapd->driver == NULL || hapd->driver->set_countermeasures == NULL) @@ -238,34 +330,327 @@ hostapd_set_countermeasures(struct hostapd_data *hapd, int enabled) } static inline int -hostapd_sta_add(struct hostapd_data *hapd, u8 *addr, u16 aid, u16 capability, - u8 tx_supp_rates) +hostapd_sta_add(const char *ifname, struct hostapd_data *hapd, const u8 *addr, + u16 aid, u16 capability, u8 *supp_rates, size_t supp_rates_len, + int flags) { if (hapd->driver == NULL || hapd->driver->sta_add == NULL) return 0; - return hapd->driver->sta_add(hapd->driver, addr, aid, capability, - tx_supp_rates); + return hapd->driver->sta_add(ifname, hapd->driver, addr, aid, + capability, supp_rates, supp_rates_len, + flags); } static inline int -hostapd_get_inact_sec(struct hostapd_data *hapd, u8 *addr) +hostapd_get_inact_sec(struct hostapd_data *hapd, const u8 *addr) { if (hapd->driver == NULL || hapd->driver->get_inact_sec == NULL) return 0; return hapd->driver->get_inact_sec(hapd->driver, addr); } +static inline int +hostapd_set_freq(struct hostapd_data *hapd, int mode, int freq) +{ + if (hapd->driver == NULL || hapd->driver->set_freq == NULL) + return 0; + return hapd->driver->set_freq(hapd->driver, mode, freq); +} + +static inline int +hostapd_set_rts(struct hostapd_data *hapd, int rts) +{ + if (hapd->driver == NULL || hapd->driver->set_rts == NULL) + return 0; + return hapd->driver->set_rts(hapd->driver, rts); +} + +static inline int +hostapd_get_rts(struct hostapd_data *hapd, int *rts) +{ + if (hapd->driver == NULL || hapd->driver->get_rts == NULL) + return 0; + return hapd->driver->get_rts(hapd->driver, rts); +} + +static inline int +hostapd_set_frag(struct hostapd_data *hapd, int frag) +{ + if (hapd->driver == NULL || hapd->driver->set_frag == NULL) + return 0; + return hapd->driver->set_frag(hapd->driver, frag); +} + +static inline int +hostapd_get_frag(struct hostapd_data *hapd, int *frag) +{ + if (hapd->driver == NULL || hapd->driver->get_frag == NULL) + return 0; + return hapd->driver->get_frag(hapd->driver, frag); +} + +static inline int +hostapd_set_retry(struct hostapd_data *hapd, int short_retry, int long_retry) +{ + if (hapd->driver == NULL || hapd->driver->set_retry == NULL) + return 0; + return hapd->driver->set_retry(hapd->driver, short_retry, long_retry); +} + +static inline int +hostapd_get_retry(struct hostapd_data *hapd, int *short_retry, int *long_retry) +{ + if (hapd->driver == NULL || hapd->driver->get_retry == NULL) + return 0; + return hapd->driver->get_retry(hapd->driver, short_retry, long_retry); +} + +static inline int +hostapd_sta_set_flags(struct hostapd_data *hapd, u8 *addr, + int flags_or, int flags_and) +{ + if (hapd->driver == NULL || hapd->driver->sta_set_flags == NULL) + return 0; + return hapd->driver->sta_set_flags(hapd->driver, addr, flags_or, + flags_and); +} + +static inline int +hostapd_set_rate_sets(struct hostapd_data *hapd, int *supp_rates, + int *basic_rates, int mode) +{ + if (hapd->driver == NULL || hapd->driver->set_rate_sets == NULL) + return 0; + return hapd->driver->set_rate_sets(hapd->driver, supp_rates, + basic_rates, mode); +} + +static inline int +hostapd_set_channel_flag(struct hostapd_data *hapd, int mode, int chan, + int flag, unsigned char power_level, + unsigned char antenna_max) +{ + if (hapd->driver == NULL || hapd->driver->set_channel_flag == NULL) + return 0; + return hapd->driver->set_channel_flag(hapd->driver, mode, chan, flag, + power_level, antenna_max); +} + +static inline int +hostapd_set_regulatory_domain(struct hostapd_data *hapd, unsigned int rd) +{ + if (hapd->driver == NULL || + hapd->driver->set_regulatory_domain == NULL) + return 0; + return hapd->driver->set_regulatory_domain(hapd->driver, rd); +} + +static inline int +hostapd_set_country(struct hostapd_data *hapd, const char *country) +{ + if (hapd->driver == NULL || + hapd->driver->set_country == NULL) + return 0; + return hapd->driver->set_country(hapd->driver, country); +} + +static inline int +hostapd_set_ieee80211d(struct hostapd_data *hapd, int enabled) +{ + if (hapd->driver == NULL || + hapd->driver->set_ieee80211d == NULL) + return 0; + return hapd->driver->set_ieee80211d(hapd->driver, enabled); +} void driver_register(const char *name, const struct driver_ops *ops); void driver_unregister(const char *name); const struct driver_ops *driver_lookup(const char *name); static inline int -hostapd_sta_clear_stats(struct hostapd_data *hapd, u8 *addr) +hostapd_sta_clear_stats(struct hostapd_data *hapd, const u8 *addr) { if (hapd->driver == NULL || hapd->driver->sta_clear_stats == NULL) return 0; return hapd->driver->sta_clear_stats(hapd->driver, addr); } +static inline int +hostapd_set_beacon(const char *ifname, struct hostapd_data *hapd, + u8 *head, size_t head_len, + u8 *tail, size_t tail_len) +{ + if (hapd->driver == NULL || hapd->driver->set_beacon == NULL) + return 0; + return hapd->driver->set_beacon(ifname, hapd->driver, head, head_len, + tail, tail_len); +} + +static inline int +hostapd_set_internal_bridge(struct hostapd_data *hapd, int value) +{ + if (hapd->driver == NULL || hapd->driver->set_internal_bridge == NULL) + return 0; + return hapd->driver->set_internal_bridge(hapd->driver, value); +} + +static inline int +hostapd_set_beacon_int(struct hostapd_data *hapd, int value) +{ + if (hapd->driver == NULL || hapd->driver->set_beacon_int == NULL) + return 0; + return hapd->driver->set_beacon_int(hapd->driver, value); +} + +static inline int +hostapd_set_dtim_period(struct hostapd_data *hapd, int value) +{ + if (hapd->driver == NULL || hapd->driver->set_dtim_period == NULL) + return 0; + return hapd->driver->set_dtim_period(hapd->conf->iface, hapd->driver, + value); +} + +static inline int +hostapd_set_broadcast_ssid(struct hostapd_data *hapd, int value) +{ + if (hapd->driver == NULL || hapd->driver->set_broadcast_ssid == NULL) + return 0; + return hapd->driver->set_broadcast_ssid(hapd->driver, value); +} + +static inline int +hostapd_set_cts_protect(struct hostapd_data *hapd, int value) +{ + if (hapd->driver == NULL || hapd->driver->set_cts_protect == NULL) + return 0; + return hapd->driver->set_cts_protect(hapd->driver, value); +} + +static inline int +hostapd_set_key_tx_rx_threshold(struct hostapd_data *hapd, int value) +{ + if (hapd->driver == NULL || + hapd->driver->set_key_tx_rx_threshold == NULL) + return 0; + return hapd->driver->set_key_tx_rx_threshold(hapd->driver, value); +} + +static inline int +hostapd_set_preamble(struct hostapd_data *hapd, int value) +{ + if (hapd->driver == NULL || hapd->driver->set_preamble == NULL) + return 0; + return hapd->driver->set_preamble(hapd->driver, value); +} + +static inline int +hostapd_set_short_slot_time(struct hostapd_data *hapd, int value) +{ + if (hapd->driver == NULL || hapd->driver->set_short_slot_time == NULL) + return 0; + return hapd->driver->set_short_slot_time(hapd->driver, value); +} + +static inline int +hostapd_set_tx_queue_params(struct hostapd_data *hapd, int queue, int aifs, + int cw_min, int cw_max, int burst_time) +{ + if (hapd->driver == NULL || hapd->driver->set_tx_queue_params == NULL) + return 0; + return hapd->driver->set_tx_queue_params(hapd->driver, queue, aifs, + cw_min, cw_max, burst_time); +} + +static inline int +hostapd_bss_add(struct hostapd_data *hapd, const char *ifname, const u8 *bssid) +{ + if (hapd->driver == NULL || hapd->driver->bss_add == NULL) + return 0; + return hapd->driver->bss_add(hapd->driver, ifname, bssid); +} + +static inline int +hostapd_bss_remove(struct hostapd_data *hapd, const char *ifname) +{ + if (hapd->driver == NULL || hapd->driver->bss_remove == NULL) + return 0; + return hapd->driver->bss_remove(hapd->driver, ifname); +} + +static inline int +hostapd_valid_bss_mask(struct hostapd_data *hapd, const u8 *addr, + const u8 *mask) +{ + if (hapd->driver == NULL || hapd->driver->valid_bss_mask == NULL) + return 1; + return hapd->driver->valid_bss_mask(hapd->driver, addr, mask); +} + +static inline int +hostapd_if_add(struct hostapd_data *hapd, enum hostapd_driver_if_type type, + char *ifname, const u8 *addr) +{ + if (hapd->driver == NULL || hapd->driver->if_add == NULL) + return -1; + return hapd->driver->if_add(hapd->conf->iface, hapd->driver, type, + ifname, addr); +} + +static inline int +hostapd_if_update(struct hostapd_data *hapd, enum hostapd_driver_if_type type, + char *ifname, const u8 *addr) +{ + if (hapd->driver == NULL || hapd->driver->if_update == NULL) + return -1; + return hapd->driver->if_update(hapd->driver, type, ifname, addr); +} + +static inline int +hostapd_if_remove(struct hostapd_data *hapd, enum hostapd_driver_if_type type, + char *ifname, const u8 *addr) +{ + if (hapd->driver == NULL || hapd->driver->if_remove == NULL) + return -1; + return hapd->driver->if_remove(hapd->driver, type, ifname, addr); +} + +static inline int +hostapd_passive_scan(struct hostapd_data *hapd, int now, int our_mode_only, + int interval, int _listen, int *channel, + int *last_rx) +{ + if (hapd->driver == NULL || hapd->driver->passive_scan == NULL) + return -1; + return hapd->driver->passive_scan(hapd->driver, now, our_mode_only, + interval, _listen, channel, last_rx); +} + +static inline struct hostapd_hw_modes * +hostapd_get_hw_feature_data(struct hostapd_data *hapd, u16 *num_modes, + u16 *flags) +{ + if (hapd->driver == NULL || hapd->driver->get_hw_feature_data == NULL) + return NULL; + return hapd->driver->get_hw_feature_data(hapd->driver, num_modes, + flags); +} + +static inline int +hostapd_set_sta_vlan(const char *ifname, struct hostapd_data *hapd, + const u8 *addr, int vlan_id) +{ + if (hapd->driver == NULL || hapd->driver->set_sta_vlan == NULL) + return 0; + return hapd->driver->set_sta_vlan(hapd->driver, addr, ifname, vlan_id); +} + +static inline int +hostapd_driver_commit(struct hostapd_data *hapd) +{ + if (hapd->driver == NULL || hapd->driver->commit == NULL) + return 0; + return hapd->driver->commit(hapd->driver); +} + #endif /* DRIVER_H */ |
