diff options
Diffstat (limited to 'ctrl/facemgr/src/interfaces/network_framework/network_framework.c')
| -rw-r--r-- | ctrl/facemgr/src/interfaces/network_framework/network_framework.c | 814 |
1 files changed, 406 insertions, 408 deletions
diff --git a/ctrl/facemgr/src/interfaces/network_framework/network_framework.c b/ctrl/facemgr/src/interfaces/network_framework/network_framework.c index e1f5575d3..7f4a26c56 100644 --- a/ctrl/facemgr/src/interfaces/network_framework/network_framework.c +++ b/ctrl/facemgr/src/interfaces/network_framework/network_framework.c @@ -173,501 +173,499 @@ void dump_endpoint(nw_endpoint_t endpoint, int indent) { } } - void dump_path(nw_path_t path, int indent) { - /* nw_path_enumerate_interfaces : not interesting */ - nw_path_status_t path_status = nw_path_get_status(path); - printfi(indent, "Status: %s\n", path_status_str[path_status]); - printfi(indent, "Expensive: %s\n", - nw_path_is_expensive(path) ? "true" : "false"); - printfi(indent, "IPv4 enabled: %s\n", - nw_path_has_ipv4(path) ? "true" : "false"); - printfi(indent, "IPv6 enabled: %s\n", - nw_path_has_ipv6(path) ? "true" : "false"); - printfi(indent, "DNS: %s\n", nw_path_has_dns(path) ? "true" : "false"); - printfi(indent, "Interfaces:\n"); - nw_path_enumerate_interfaces( - path, - (nw_path_enumerate_interfaces_block_t) ^ (nw_interface_t interface) { - dump_interface(interface, indent + 1); - return true; - }); - - nw_endpoint_t local = nw_path_copy_effective_local_endpoint(path); - printfi(indent, "Effective local endpoint:\n"); - dump_endpoint(local, indent + 1); - nw_release(local); - - nw_endpoint_t remote = nw_path_copy_effective_remote_endpoint(path); - printfi(indent, "Effective remote endpoint:\n"); - dump_endpoint(remote, indent + 1); - nw_release(remote); - } +void dump_path(nw_path_t path, int indent) { + /* nw_path_enumerate_interfaces : not interesting */ + nw_path_status_t path_status = nw_path_get_status(path); + printfi(indent, "Status: %s\n", path_status_str[path_status]); + printfi(indent, "Expensive: %s\n", + nw_path_is_expensive(path) ? "true" : "false"); + printfi(indent, "IPv4 enabled: %s\n", + nw_path_has_ipv4(path) ? "true" : "false"); + printfi(indent, "IPv6 enabled: %s\n", + nw_path_has_ipv6(path) ? "true" : "false"); + printfi(indent, "DNS: %s\n", nw_path_has_dns(path) ? "true" : "false"); + printfi(indent, "Interfaces:\n"); + nw_path_enumerate_interfaces( + path, + (nw_path_enumerate_interfaces_block_t) ^ (nw_interface_t interface) { + dump_interface(interface, indent + 1); + return true; + }); - void dump_connection(nw_connection_t connection, int indent) { - nw_endpoint_t remote = nw_connection_copy_endpoint(connection); - nw_path_t path = nw_connection_copy_current_path(connection); + nw_endpoint_t local = nw_path_copy_effective_local_endpoint(path); + printfi(indent, "Effective local endpoint:\n"); + dump_endpoint(local, indent + 1); + nw_release(local); - printfi(indent, "Remote endpoint:\n"); - dump_endpoint(remote, indent + 1); - printfi(indent, "Path:\n"); - dump_path(path, indent + 1); + nw_endpoint_t remote = nw_path_copy_effective_remote_endpoint(path); + printfi(indent, "Effective remote endpoint:\n"); + dump_endpoint(remote, indent + 1); + nw_release(remote); +} - /* - nw_connection_copy_protocol_metadata(); - nw_connection_get_maximum_datagram_size(); - */ +void dump_connection(nw_connection_t connection, int indent) { + nw_endpoint_t remote = nw_connection_copy_endpoint(connection); + nw_path_t path = nw_connection_copy_current_path(connection); - nw_release(remote); - nw_release(path); - } + printfi(indent, "Remote endpoint:\n"); + dump_endpoint(remote, indent + 1); + printfi(indent, "Path:\n"); + dump_path(path, indent + 1); + + /* + nw_connection_copy_protocol_metadata(); + nw_connection_get_maximum_datagram_size(); + */ + + nw_release(remote); + nw_release(path); +} #if defined(MAC_OS_X_VERSION_10_15) - void dump_browse_result(nw_browse_result_t result, int indent) { - /* Endpoint */ - nw_endpoint_t browse_endpoint = nw_browse_result_copy_endpoint(result); - if (!browse_endpoint) { - ERROR( - "[network_framework.dump_result] Failed to retrieve endpoint from " - "Bonjour browse result"); - return; - } - printfi(indent + 1, "Endpoint:"); - dump_endpoint(browse_endpoint, indent + 2); - - /* Interfaces */ - printfi(indent + 1, "Interfaces:"); - nw_browse_result_enumerate_interfaces( - result, - (nw_browse_result_enumerate_interface_t) ^ (nw_interface_t interface) { - dump_interface(interface, indent + 2); - return true; - }); +void dump_browse_result(nw_browse_result_t result, int indent) { + /* Endpoint */ + nw_endpoint_t browse_endpoint = nw_browse_result_copy_endpoint(result); + if (!browse_endpoint) { + ERROR( + "[network_framework.dump_result] Failed to retrieve endpoint from " + "Bonjour browse result"); + return; } + printfi(indent + 1, "Endpoint:"); + dump_endpoint(browse_endpoint, indent + 2); + + /* Interfaces */ + printfi(indent + 1, "Interfaces:"); + nw_browse_result_enumerate_interfaces( + result, + (nw_browse_result_enumerate_interface_t) ^ (nw_interface_t interface) { + dump_interface(interface, indent + 2); + return true; + }); +} #endif /* defined(MAC_OS_X_VERSION_10_15) */ - facelet_t *facelet_create_from_connection(nw_connection_t connection) { - facelet_t *facelet; - ip_address_t local_addr, remote_addr; - uint16_t remote_port; - - nw_path_t path = nw_connection_copy_current_path(connection); - nw_endpoint_t local = nw_path_copy_effective_local_endpoint(path); - nw_endpoint_t remote = nw_path_copy_effective_remote_endpoint(path); - __block nw_interface_t interface; - - const struct sockaddr *local_sa = nw_endpoint_get_address(local); - const struct sockaddr *remote_sa = nw_endpoint_get_address(remote); - - assert(local_sa->sa_family == remote_sa->sa_family); - switch (local_sa->sa_family) { - case AF_INET: - local_addr.v4.as_inaddr = ((struct sockaddr_in *)local_sa)->sin_addr; - remote_addr.v4.as_inaddr = ((struct sockaddr_in *)remote_sa)->sin_addr; - remote_port = ((struct sockaddr_in *)remote_sa)->sin_port; - break; - case AF_INET6: - local_addr.v6.as_in6addr = ((struct sockaddr_in6 *)local_sa)->sin6_addr; - remote_addr.v6.as_in6addr = - ((struct sockaddr_in6 *)remote_sa)->sin6_addr; - remote_port = ((struct sockaddr_in6 *)remote_sa)->sin6_port; - break; - default: - ERROR("Unsupported address family: %d\n", local_sa->sa_family); - return NULL; - } - - /* Retrieving path interface type (a single one expected */ - nw_path_enumerate_interfaces( - path, (nw_path_enumerate_interfaces_block_t) ^ - (nw_interface_t path_interface) { - interface = path_interface; - return false; - }); - - const char *name = nw_interface_get_name(interface); - netdevice_t netdevice; - snprintf(netdevice.name, IFNAMSIZ, "%s", name); - netdevice_update_index(&netdevice); - - netdevice_type_t netdevice_type; - nw_interface_type_t type = nw_interface_get_type(interface); - - switch (type) { - case INTERFACE_TYPE_OTHER: - netdevice_type = NETDEVICE_TYPE_UNDEFINED; - break; - case INTERFACE_TYPE_WIFI: - netdevice_type = NETDEVICE_TYPE_WIFI; - break; - case INTERFACE_TYPE_CELLULAR: - netdevice_type = NETDEVICE_TYPE_CELLULAR; - break; - case INTERFACE_TYPE_WIRED: - netdevice_type = NETDEVICE_TYPE_WIRED; - break; - case INTERFACE_TYPE_LOOPBACK: - netdevice_type = NETDEVICE_TYPE_LOOPBACK; - break; - default: - break; - } +facelet_t *facelet_create_from_connection(nw_connection_t connection) { + facelet_t *facelet; + hicn_ip_address_t local_addr, remote_addr; + uint16_t remote_port; + + nw_path_t path = nw_connection_copy_current_path(connection); + nw_endpoint_t local = nw_path_copy_effective_local_endpoint(path); + nw_endpoint_t remote = nw_path_copy_effective_remote_endpoint(path); + __block nw_interface_t interface; + + const struct sockaddr *local_sa = nw_endpoint_get_address(local); + const struct sockaddr *remote_sa = nw_endpoint_get_address(remote); + + assert(local_sa->sa_family == remote_sa->sa_family); + switch (local_sa->sa_family) { + case AF_INET: + local_addr.v4.as_inaddr = ((struct sockaddr_in *)local_sa)->sin_addr; + remote_addr.v4.as_inaddr = ((struct sockaddr_in *)remote_sa)->sin_addr; + remote_port = ((struct sockaddr_in *)remote_sa)->sin_port; + break; + case AF_INET6: + local_addr.v6.as_in6addr = ((struct sockaddr_in6 *)local_sa)->sin6_addr; + remote_addr.v6.as_in6addr = ((struct sockaddr_in6 *)remote_sa)->sin6_addr; + remote_port = ((struct sockaddr_in6 *)remote_sa)->sin6_port; + break; + default: + ERROR("Unsupported address family: %d\n", local_sa->sa_family); + return NULL; + } - nw_release(local); - nw_release(remote); - nw_release(path); + /* Retrieving path interface type (a single one expected */ + nw_path_enumerate_interfaces( + path, + (nw_path_enumerate_interfaces_block_t) ^ (nw_interface_t path_interface) { + interface = path_interface; + return false; + }); - facelet = facelet_create(); - if (!facelet) return NULL; + const char *name = nw_interface_get_name(interface); + netdevice_t netdevice; + snprintf(netdevice.name, IFNAMSIZ, "%s", name); + netdevice_update_index(&netdevice); - facelet_set_netdevice(facelet, netdevice); - facelet_set_netdevice_type(facelet, netdevice_type); - facelet_set_family(facelet, local_sa->sa_family); - facelet_set_local_addr(facelet, local_addr); - facelet_set_remote_addr(facelet, remote_addr); - facelet_set_remote_port(facelet, remote_port); + netdevice_type_t netdevice_type; + nw_interface_type_t type = nw_interface_get_type(interface); - return facelet; + switch (type) { + case INTERFACE_TYPE_OTHER: + netdevice_type = NETDEVICE_TYPE_UNDEFINED; + break; + case INTERFACE_TYPE_WIFI: + netdevice_type = NETDEVICE_TYPE_WIFI; + break; + case INTERFACE_TYPE_CELLULAR: + netdevice_type = NETDEVICE_TYPE_CELLULAR; + break; + case INTERFACE_TYPE_WIRED: + netdevice_type = NETDEVICE_TYPE_WIRED; + break; + case INTERFACE_TYPE_LOOPBACK: + netdevice_type = NETDEVICE_TYPE_LOOPBACK; + break; + default: + break; } - void on_connection_state_event( - interface_t * interface, nw_interface_t iface, nw_connection_t cnx, - nw_connection_state_t state, nw_error_t error) { + nw_release(local); + nw_release(remote); + nw_release(path); + + facelet = facelet_create(); + if (!facelet) return NULL; + + facelet_set_netdevice(facelet, netdevice); + facelet_set_netdevice_type(facelet, netdevice_type); + facelet_set_family(facelet, local_sa->sa_family); + facelet_set_local_addr(facelet, local_addr); + facelet_set_remote_addr(facelet, remote_addr); + facelet_set_remote_port(facelet, remote_port); + + return facelet; +} + +void on_connection_state_event(interface_t *interface, nw_interface_t iface, + nw_connection_t cnx, nw_connection_state_t state, + nw_error_t error) { #if 1 - DEBUG("Connection [new state = %s]:\n", connection_state_str[state]); - nw_path_t path = nw_connection_copy_current_path(cnx); - nw_path_enumerate_interfaces( - path, - (nw_path_enumerate_interfaces_block_t) ^ (nw_interface_t interface) { - const char *name = nw_interface_get_name(interface); - printf("NAME=%s\n", name); - return true; - }); + DEBUG("Connection [new state = %s]:\n", connection_state_str[state]); + nw_path_t path = nw_connection_copy_current_path(cnx); + nw_path_enumerate_interfaces( + path, + (nw_path_enumerate_interfaces_block_t) ^ (nw_interface_t interface) { + const char *name = nw_interface_get_name(interface); + printf("NAME=%s\n", name); + return true; + }); #endif - /* We should get enough information to create the face and set if up - * asap */ + /* We should get enough information to create the face and set if up + * asap */ - nw_endpoint_t remote = nw_connection_copy_endpoint(cnx); - errno = error ? nw_error_get_error_code(error) : 0; + nw_endpoint_t remote = nw_connection_copy_endpoint(cnx); + errno = error ? nw_error_get_error_code(error) : 0; - switch (state) { - case nw_connection_state_waiting: - warn("connect to %s port %u (%s) failed, is waiting", - nw_endpoint_get_hostname(remote), nw_endpoint_get_port(remote), - BONJOUR_PROTOCOL_NAME); - break; + switch (state) { + case nw_connection_state_waiting: + warn("connect to %s port %u (%s) failed, is waiting", + nw_endpoint_get_hostname(remote), nw_endpoint_get_port(remote), + BONJOUR_PROTOCOL_NAME); + break; - case nw_connection_state_preparing: - break; + case nw_connection_state_preparing: + break; - case nw_connection_state_ready: { - printf("info:\n"); - warn("connection ready"); + case nw_connection_state_ready: { + printf("info:\n"); + warn("connection ready"); #if 1 - WITH_DEBUG({ dump_connection(cnx, 1); }); + WITH_DEBUG({ dump_connection(cnx, 1); }); #endif - facelet_t *facelet = facelet_create_from_connection(cnx); - if (!facelet) return; - facelet_set_event(facelet, FACELET_EVENT_CREATE); - interface_raise_event(interface, facelet); - break; - } - case nw_connection_state_failed: - /* Can we fail with bonjour, or are we always waiting ? */ - warn("connect to %s port %u (%s) failed", - nw_endpoint_get_hostname(remote), nw_endpoint_get_port(remote), - BONJOUR_PROTOCOL_NAME); - break; - - case nw_connection_state_cancelled: - // Release the primary reference on the connection - // that was taken at creation time - nw_release(cnx); - break; - - default: /* nw_connection_state_invalid */ - /* Should never be called */ - break; + facelet_t *facelet = facelet_create_from_connection(cnx); + if (!facelet) return; + facelet_set_event(facelet, FACELET_EVENT_CREATE); + interface_raise_event(interface, facelet); + break; } - - nw_release(remote); + case nw_connection_state_failed: + /* Can we fail with bonjour, or are we always waiting ? */ + warn("connect to %s port %u (%s) failed", + nw_endpoint_get_hostname(remote), nw_endpoint_get_port(remote), + BONJOUR_PROTOCOL_NAME); + break; + + case nw_connection_state_cancelled: + // Release the primary reference on the connection + // that was taken at creation time + nw_release(cnx); + break; + + default: /* nw_connection_state_invalid */ + /* Should never be called */ + break; } - void on_connection_path_event(interface_t * interface, nw_interface_t iface, - nw_connection_t cnx, nw_path_t path) { + nw_release(remote); +} + +void on_connection_path_event(interface_t *interface, nw_interface_t iface, + nw_connection_t cnx, nw_path_t path) { #if 1 - DEBUG("Connection [path changed]:\n"); - WITH_DEBUG({ dump_connection(cnx, 1); }); + DEBUG("Connection [path changed]:\n"); + WITH_DEBUG({ dump_connection(cnx, 1); }); #endif - /* redundant */ /* - DEBUG(1, "Path:\n"); - dump_path(path, 2); - */ - } + /* redundant */ /* + DEBUG(1, "Path:\n"); + dump_path(path, 2); + */ +} - /** - * Enumerate main path interfaces +/** + * Enumerate main path interfaces + * + * We need to create specific dummy connections for each newly discovered + * interface + * + * Currently we only use Bonjour/TCP for remote hICN discovery and connection + * path monitoring. + */ +void on_interface_event(interface_t *interface, nw_interface_t iface) { + /* We can create an hICN face on this interface that will be down until + * connected + * It is however possible to have two default gateways on the same + * interface, or more, or even zero. Somehow we need a strategy, timers, etc + * to properly do the job. * - * We need to create specific dummy connections for each newly discovered - * interface + * We have to determine: + * - how many faces to build + * - the face type : hICN, tunnel (TCP/UDP) + * - the underlying protocol : v4, v6 * - * Currently we only use Bonjour/TCP for remote hICN discovery and connection - * path monitoring. + * This depends on the configuration, end host and network capabilities. + * + * We can rely on several types of discovery: + * - DHCP + * - Bonjour + * - ... + * + * So far: + * - bonjour discovery attempt, we expect to discover one hICN interface + * (how bonjour works with more than one is unclear), after a certain + * time, if none is discovered, we cannot do any tunnel face. */ - void on_interface_event(interface_t * interface, nw_interface_t iface) { - /* We can create an hICN face on this interface that will be down until - * connected - * It is however possible to have two default gateways on the same - * interface, or more, or even zero. Somehow we need a strategy, timers, etc - * to properly do the job. - * - * We have to determine: - * - how many faces to build - * - the face type : hICN, tunnel (TCP/UDP) - * - the underlying protocol : v4, v6 - * - * This depends on the configuration, end host and network capabilities. - * - * We can rely on several types of discovery: - * - DHCP - * - Bonjour - * - ... - * - * So far: - * - bonjour discovery attempt, we expect to discover one hICN interface - * (how bonjour works with more than one is unclear), after a certain - * time, if none is discovered, we cannot do any tunnel face. - */ - // OLD CODE + // OLD CODE - /* nw_parameters_create_secure_{udp,tcp} */ - nw_parameters_t parameters = nw_parameters_create_fn( - NW_PARAMETERS_DISABLE_PROTOCOL, /* no (d)tls */ - NW_PARAMETERS_DEFAULT_CONFIGURATION /* default udp/tcp */); + /* nw_parameters_create_secure_{udp,tcp} */ + nw_parameters_t parameters = nw_parameters_create_fn( + NW_PARAMETERS_DISABLE_PROTOCOL, /* no (d)tls */ + NW_PARAMETERS_DEFAULT_CONFIGURATION /* default udp/tcp */); - if (!parameters) goto ERR_PARAMETERS; + if (!parameters) goto ERR_PARAMETERS; - nw_parameters_require_interface(parameters, iface); - nw_parameters_set_reuse_local_address(parameters, true); + nw_parameters_require_interface(parameters, iface); + nw_parameters_set_reuse_local_address(parameters, true); #if defined(MAC_OS_X_VERSION_10_15) - /* - * Before being able to create a bonjour endpoint, we need to browse for - * available services on the local network using the parameters specified - * before. - */ - nw_browse_descriptor_t descriptor = - nw_browse_descriptor_create_bonjour_service(BONJOUR_SERVICE_TYPE, - BONJOUR_SERVICE_DOMAIN); - if (!descriptor) { - ERROR( - "[network_framework.on_interface_event] Failed to create a bonjour " - "browse descriptor"); - goto ERR_DESCRIPTOR; - } + /* + * Before being able to create a bonjour endpoint, we need to browse for + * available services on the local network using the parameters specified + * before. + */ + nw_browse_descriptor_t descriptor = + nw_browse_descriptor_create_bonjour_service(BONJOUR_SERVICE_TYPE, + BONJOUR_SERVICE_DOMAIN); + if (!descriptor) { + ERROR( + "[network_framework.on_interface_event] Failed to create a bonjour " + "browse descriptor"); + goto ERR_DESCRIPTOR; + } - nw_browser_t browser = nw_browser_create(descriptor, parameters); - nw_browser_set_queue(browser, dispatch_get_main_queue()); - nw_browser_set_browse_results_changed_handler(browser, ^( - nw_browse_result_t result, - nw_browse_result_t - result2, - bool flag) { - /* Dump result */ - printfi(0, "NEW BROWSE RESULT"); - printfi(1, "Result:"); - dump_browse_result(result, 2); - printfi(1, "Result2:"); - dump_browse_result(result2, 2); - printfi(1, "Flag: %s\n", (flag ? "ON" : "OFF")); - - /* Changes */ - nw_browse_result_change_t change = - nw_browse_result_get_changes(result, result2); - switch (change) { - case nw_browse_result_change_identical: - printfi(2, "The compared services are identical."); - break; - case nw_browse_result_change_result_added: - printfi(2, "A new service was discovered."); - break; + nw_browser_t browser = nw_browser_create(descriptor, parameters); + nw_browser_set_queue(browser, dispatch_get_main_queue()); + nw_browser_set_browse_results_changed_handler(browser, ^( + nw_browse_result_t result, + nw_browse_result_t result2, + bool flag) { + /* Dump result */ + printfi(0, "NEW BROWSE RESULT"); + printfi(1, "Result:"); + dump_browse_result(result, 2); + printfi(1, "Result2:"); + dump_browse_result(result2, 2); + printfi(1, "Flag: %s\n", (flag ? "ON" : "OFF")); + + /* Changes */ + nw_browse_result_change_t change = + nw_browse_result_get_changes(result, result2); + switch (change) { + case nw_browse_result_change_identical: + printfi(2, "The compared services are identical."); + break; + case nw_browse_result_change_result_added: + printfi(2, "A new service was discovered."); + break; - case nw_browse_result_change_result_removed: - printfi(2, "A previously discovered service was removed."); - break; + case nw_browse_result_change_result_removed: + printfi(2, "A previously discovered service was removed."); + break; - case nw_browse_result_change_txt_record_changed: - printfi(2, "The service's associated TXT record changed."); - break; + case nw_browse_result_change_txt_record_changed: + printfi(2, "The service's associated TXT record changed."); + break; - case nw_browse_result_change_interface_added: - printfi(2, "The service was discovered over a new interface."); - break; + case nw_browse_result_change_interface_added: + printfi(2, "The service was discovered over a new interface."); + break; - case nw_browse_result_change_interface_removed: - printfi( - 2, - "The service was no longer discovered over a certain interface."); - break; - } - }); + case nw_browse_result_change_interface_removed: + printfi( + 2, + "The service was no longer discovered over a certain interface."); + break; + } + }); - nw_browser_start(browser); + nw_browser_start(browser); //#else //#warning "Bonjour discovery only available in MacOS 10.15+" #endif /* defined(MAC_OS_X_VERSION_10_15) */ - /* - * Now that we have resolve the name of a bonjour remote, we can create a - * connection to the corresponding endpoint identified by its name. - */ - nw_endpoint_t endpoint; + /* + * Now that we have resolve the name of a bonjour remote, we can create a + * connection to the corresponding endpoint identified by its name. + */ + nw_endpoint_t endpoint; - DEBUG("Creating bonjour service towards NAME=%s TYPE=%s DOMAIN=%s", - BONJOUR_SERVICE_NAME, BONJOUR_SERVICE_TYPE, BONJOUR_SERVICE_DOMAIN); - endpoint = nw_endpoint_create_bonjour_service( + DEBUG("Creating bonjour service towards NAME=%s TYPE=%s DOMAIN=%s", BONJOUR_SERVICE_NAME, BONJOUR_SERVICE_TYPE, BONJOUR_SERVICE_DOMAIN); + endpoint = nw_endpoint_create_bonjour_service( + BONJOUR_SERVICE_NAME, BONJOUR_SERVICE_TYPE, BONJOUR_SERVICE_DOMAIN); - if (!endpoint) { - ERROR( - "[network_framework.on_interface_event] Failed to create bound " - "Bonjour " - "connection"); - goto ERR_ENDPOINT; - } + if (!endpoint) { + ERROR( + "[network_framework.on_interface_event] Failed to create bound " + "Bonjour " + "connection"); + goto ERR_ENDPOINT; + } - nw_connection_t connection = nw_connection_create(endpoint, parameters); - if (!connection) goto ERR_CONNECTION; + nw_connection_t connection = nw_connection_create(endpoint, parameters); + if (!connection) goto ERR_CONNECTION; - nw_release(endpoint); - nw_release(parameters); + nw_release(endpoint); + nw_release(parameters); - /* Remember not to recreate connection */ - // XXX TODO + /* Remember not to recreate connection */ + // XXX TODO - /* Setup connection handlers */ + /* Setup connection handlers */ - nw_connection_set_state_changed_handler( - connection, ^(nw_connection_state_t state, nw_error_t error) { - on_connection_state_event(interface, iface, connection, state, error); - }); + nw_connection_set_state_changed_handler( + connection, ^(nw_connection_state_t state, nw_error_t error) { + on_connection_state_event(interface, iface, connection, state, error); + }); - nw_connection_set_path_changed_handler(connection, ^(nw_path_t path) { - on_connection_path_event(interface, iface, connection, path); - }); + nw_connection_set_path_changed_handler(connection, ^(nw_path_t path) { + on_connection_path_event(interface, iface, connection, path); + }); - nw_connection_set_better_path_available_handler(connection, ^(bool value) { + nw_connection_set_better_path_available_handler(connection, ^(bool value) { #if 1 - DEBUG("Connection [better path = %s]\n", (value ? "true" : "false")); - WITH_DEBUG({ dump_connection(connection, 1); }); + DEBUG("Connection [better path = %s]\n", (value ? "true" : "false")); + WITH_DEBUG({ dump_connection(connection, 1); }); #endif - }); + }); - nw_connection_set_viability_changed_handler(connection, ^(bool value) { + nw_connection_set_viability_changed_handler(connection, ^(bool value) { #if 1 - DEBUG("Connection [viable = %s]\n", (value ? "true" : "false")); - WITH_DEBUG({ - // dump_connection(connection, 1); - }); + DEBUG("Connection [viable = %s]\n", (value ? "true" : "false")); + WITH_DEBUG({ + // dump_connection(connection, 1); + }); #endif - /* - * This is the first time we have a connection with address and port - * and thus the full identification of an hICN face - */ - facelet_t *facelet = facelet_create_from_connection(connection); - if (!facelet) return; - facelet_set_event(facelet, - value ? FACELET_EVENT_CREATE : FACELET_EVENT_DELETE); - interface_raise_event(interface, facelet); - }); + /* + * This is the first time we have a connection with address and port + * and thus the full identification of an hICN face + */ + facelet_t *facelet = facelet_create_from_connection(connection); + if (!facelet) return; + facelet_set_event(facelet, + value ? FACELET_EVENT_CREATE : FACELET_EVENT_DELETE); + interface_raise_event(interface, facelet); + }); - nw_connection_start(connection); + nw_connection_start(connection); - nw_connection_set_queue(connection, dispatch_get_main_queue()); - nw_retain(connection); // Hold a reference until cancelled + nw_connection_set_queue(connection, dispatch_get_main_queue()); + nw_retain(connection); // Hold a reference until cancelled #if 1 - DEBUG("Created Bonjour cnx on interface:"); - WITH_DEBUG({ dump_interface(iface, 1); }); + DEBUG("Created Bonjour cnx on interface:"); + WITH_DEBUG({ dump_interface(iface, 1); }); #endif - return; + return; - nw_release(connection); - ERR_CONNECTION: - nw_release(endpoint); - ERR_ENDPOINT: + nw_release(connection); +ERR_CONNECTION: + nw_release(endpoint); +ERR_ENDPOINT: #if defined(MAC_OS_X_VERSION_10_15) - nw_release(descriptor); - ERR_DESCRIPTOR: + nw_release(descriptor); +ERR_DESCRIPTOR: #endif /* defined(MAC_OS_X_VERSION_10_15) */ - nw_release(parameters); + nw_release(parameters); - ERR_PARAMETERS: - return; - } +ERR_PARAMETERS: + return; +} - void on_path_event(interface_t * interface, nw_path_t path) { - /* Simplification: we handle path event only once. - * Ideally, test whether we discover new interfaces or not - */ +void on_path_event(interface_t *interface, nw_path_t path) { + /* Simplification: we handle path event only once. + * Ideally, test whether we discover new interfaces or not + */ #if 1 - DEBUG("Path [event]:\n"); - WITH_DEBUG({ dump_path(path, 1); }); + DEBUG("Path [event]:\n"); + WITH_DEBUG({ dump_path(path, 1); }); #endif - nw_path_enumerate_interfaces( - path, (nw_path_enumerate_interfaces_block_t) ^ (nw_interface_t iface) { - on_interface_event(interface, iface); - return true; - }); - } + nw_path_enumerate_interfaces( + path, (nw_path_enumerate_interfaces_block_t) ^ (nw_interface_t iface) { + on_interface_event(interface, iface); + return true; + }); +} - int nf_initialize(interface_t * interface, void *cfg) { - nf_data_t *data = malloc(sizeof(nf_data_t)); - if (!data) goto ERR_MALLOC; +int nf_initialize(interface_t *interface, void *cfg) { + nf_data_t *data = malloc(sizeof(nf_data_t)); + if (!data) goto ERR_MALLOC; - if (cfg) data->cfg = *(network_framework_cfg_t *)cfg; + if (cfg) data->cfg = *(network_framework_cfg_t *)cfg; - data->pm = nw_path_monitor_create(); - if (!data->pm) goto ERR_PM; + data->pm = nw_path_monitor_create(); + if (!data->pm) goto ERR_PM; - nw_path_monitor_set_queue(data->pm, dispatch_get_main_queue()); - nw_path_monitor_set_cancel_handler(data->pm, ^(){ - }); - nw_path_monitor_set_update_handler(data->pm, ^(nw_path_t path) { - on_path_event(interface, path); - }); + nw_path_monitor_set_queue(data->pm, dispatch_get_main_queue()); + nw_path_monitor_set_cancel_handler(data->pm, ^(){ + }); + nw_path_monitor_set_update_handler(data->pm, ^(nw_path_t path) { + on_path_event(interface, path); + }); - // XXX NEEDED ? - nw_retain(data->pm); + // XXX NEEDED ? + nw_retain(data->pm); - DEBUG("Starting network path monitor"); - nw_path_monitor_start(data->pm); + DEBUG("Starting network path monitor"); + nw_path_monitor_start(data->pm); - interface->data = data; - return 0; + interface->data = data; + return 0; - ERR_PM: - free(data); - ERR_MALLOC: - return -1; - } +ERR_PM: + free(data); +ERR_MALLOC: + return -1; +} - int nf_finalize(interface_t * interface) { - nf_data_t *data = (nf_data_t *)interface->data; - if (data->pm) { - nw_path_monitor_cancel(data->pm); - data->pm = NULL; - } - return 0; +int nf_finalize(interface_t *interface) { + nf_data_t *data = (nf_data_t *)interface->data; + if (data->pm) { + nw_path_monitor_cancel(data->pm); + data->pm = NULL; } + return 0; +} - const interface_ops_t network_framework_ops = { - .type = "network_framework", - .initialize = nf_initialize, - .finalize = nf_finalize, - .on_event = NULL, - }; +const interface_ops_t network_framework_ops = { + .type = "network_framework", + .initialize = nf_initialize, + .finalize = nf_finalize, + .on_event = NULL, +}; |