/* * Function iriap_init (void) * * Initializes the IrIAP layer, called by the module initialization code * in irmod.c */ int __init iriap_init(void) { struct ias_object *obj; struct iriap_cb *server; __u8 oct_seq[6]; __u16 hints; /* Allocate master array */ iriap = hashbin_new(HB_LOCK); if (!iriap) return -ENOMEM; /* Object repository - defined in irias_object.c */ irias_objects = hashbin_new(HB_LOCK); if (!irias_objects) { IRDA_WARNING("%s: Can't allocate irias_objects hashbin!\n", __func__); hashbin_delete(iriap, NULL); return -ENOMEM; } lockdep_set_class_and_name(&irias_objects->hb_spinlock, &irias_objects_key, "irias_objects"); /* * Register some default services for IrLMP */ hints = irlmp_service_to_hint(S_COMPUTER); service_handle = irlmp_register_service(hints); /* Register the Device object with LM-IAS */ obj = irias_new_object("Device", IAS_DEVICE_ID); irias_add_string_attrib(obj, "DeviceName", "Linux", IAS_KERNEL_ATTR); oct_seq[0] = 0x01; /* Version 1 */ oct_seq[1] = 0x00; /* IAS support bits */ oct_seq[2] = 0x00; /* LM-MUX support bits */ #ifdef CONFIG_IRDA_ULTRA oct_seq[2] |= 0x04; /* Connectionless Data support */ #endif irias_add_octseq_attrib(obj, "IrLMPSupport", oct_seq, 3, IAS_KERNEL_ATTR); irias_insert_object(obj); /* * Register server support with IrLMP so we can accept incoming * connections */ server = iriap_open(LSAP_IAS, IAS_SERVER, NULL, NULL); if (!server) { IRDA_DEBUG(0, "%s(), unable to open server\n", __func__); return -1; } iriap_register_lsap(server, LSAP_IAS, IAS_SERVER); return 0; }
/* * Function iriap_open (void) * * Opens an instance of the IrIAP layer, and registers with IrLMP */ struct iriap_cb *iriap_open(__u8 slsap_sel, int mode, void *priv, CONFIRM_CALLBACK callback) { struct iriap_cb *self; IRDA_DEBUG(2, "%s()\n", __func__); self = kzalloc(sizeof(*self), GFP_ATOMIC); if (!self) { IRDA_WARNING("%s: Unable to kmalloc!\n", __func__); return NULL; } /* * Initialize instance */ self->magic = IAS_MAGIC; self->mode = mode; if (mode == IAS_CLIENT) { if (iriap_register_lsap(self, slsap_sel, mode)) { kfree(self); return NULL; } } self->confirm = callback; self->priv = priv; /* iriap_getvaluebyclass_request() will construct packets before * we connect, so this must have a sane value... Jean II */ self->max_header_size = LMP_MAX_HEADER; init_timer(&self->watchdog_timer); hashbin_insert(iriap, (irda_queue_t *) self, (long) self, NULL); /* Initialize state machines */ iriap_next_client_state(self, S_DISCONNECT); iriap_next_call_state(self, S_MAKE_CALL); iriap_next_server_state(self, R_DISCONNECT); iriap_next_r_connect_state(self, R_WAITING); return self; }
/* * Function iriap_open (void) * * Opens an instance of the IrIAP layer, and registers with IrLMP */ struct iriap_cb *iriap_open(__u8 slsap_sel, int mode, void *priv, CONFIRM_CALLBACK callback) { struct iriap_cb *self; IRDA_DEBUG(2, __FUNCTION__ "()\n"); self = kmalloc(sizeof(struct iriap_cb), GFP_ATOMIC); if (!self) { WARNING(__FUNCTION__ "(), Unable to kmalloc!\n"); return NULL; } /* * Initialize instance */ memset(self, 0, sizeof(struct iriap_cb)); self->magic = IAS_MAGIC; self->mode = mode; if (mode == IAS_CLIENT) iriap_register_lsap(self, slsap_sel, mode); self->confirm = callback; self->priv = priv; init_timer(&self->watchdog_timer); hashbin_insert(iriap, (irda_queue_t *) self, (int) self, NULL); /* Initialize state machines */ iriap_next_client_state(self, S_DISCONNECT); iriap_next_call_state(self, S_MAKE_CALL); iriap_next_server_state(self, R_DISCONNECT); iriap_next_r_connect_state(self, R_WAITING); return self; }