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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 | /* * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland/ sjur.brandeland@stericsson.com * License terms: GNU General Public License (GPL) version 2 */ #ifndef CAIF_DEV_H_ #define CAIF_DEV_H_ #include <net/caif/caif_layer.h> #include <net/caif/cfcnfg.h> #include <linux/caif/caif_socket.h> #include <linux/if.h> /** * struct caif_param - CAIF parameters. * @size: Length of data * @data: Binary Data Blob */ struct caif_param { u16 size; u8 data[256]; }; /** * struct caif_connect_request - Request data for CAIF channel setup. * @protocol: Type of CAIF protocol to use (at, datagram etc) * @sockaddr: Socket address to connect. * @priority: Priority of the connection. * @link_selector: Link selector (high bandwidth or low latency) * @link_name: Name of the CAIF Link Layer to use. * @param: Connect Request parameters (CAIF_SO_REQ_PARAM). * * This struct is used when connecting a CAIF channel. * It contains all CAIF channel configuration options. */ struct caif_connect_request { enum caif_protocol_type protocol; struct sockaddr_caif sockaddr; enum caif_channel_priority priority; enum caif_link_selector link_selector; char link_name[16]; struct caif_param param; }; /** * caif_connect_client - Connect a client to CAIF Core Stack. * @config: Channel setup parameters, specifying what address * to connect on the Modem. * @client_layer: User implementation of client layer. This layer * MUST have receive and control callback functions * implemented. * * This function connects a CAIF channel. The Client must implement * the struct cflayer. This layer represents the Client layer and holds * receive functions and control callback functions. Control callback * function will receive information about connect/disconnect responses, * flow control etc (see enum caif_control). * E.g. CAIF Socket will call this function for each socket it connects * and have one client_layer instance for each socket. */ int caif_connect_client(struct caif_connect_request *config, struct cflayer *client_layer); /** * caif_disconnect_client - Disconnects a client from the CAIF stack. * * @client_layer: Client layer to be removed. */ int caif_disconnect_client(struct cflayer *client_layer); /** * caif_release_client - Release adaptation layer reference to client. * * @client_layer: Client layer. * * Releases a client/adaptation layer use of the caif stack. * This function must be used after caif_disconnect_client to * decrease the reference count of the service layer. */ void caif_release_client(struct cflayer *client_layer); /** * connect_req_to_link_param - Translate configuration parameters * from socket format to internal format. * @cnfg: Pointer to configuration handler * @con_req: Configuration parameters supplied in function * caif_connect_client * @channel_setup_param: Parameters supplied to the CAIF Core stack for * setting up channels. * */ int connect_req_to_link_param(struct cfcnfg *cnfg, struct caif_connect_request *con_req, struct cfctrl_link_param *channel_setup_param); /** * get_caif_conf() - Get the configuration handler. */ struct cfcnfg *get_caif_conf(void); #endif /* CAIF_DEV_H_ */ |