77 lines
2.4 KiB
C
77 lines
2.4 KiB
C
#ifndef _LIBGSMD_H
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#define _LIBGSMD_H
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/* libgsmd.h - Library API for gsmd, the GSM Daemon
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* (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
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* Development funded by First International Computers, Inc.
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*/
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#include <sys/types.h>
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#include <errno.h>
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#include <gsmd/usock.h>
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/* Generic Information
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*
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* Return value:
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* < 0 Error, see libgsmd/errno.h and errno.h
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* = 0 Success
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* > 0 Success, number of information elements returned
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*
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* Allocation:
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* All data structures are caller-allocated. The only exception
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* is struct lgsm_handle which is allocatedi in lgsm_init() and
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* free'd in lgsm_exit()
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*
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* References:
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* Recefences to "Chapter X" are referring to 3GPP TS 07.07 version 7.8.0
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*/
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/* Opaque data structure, content only known to libgsm implementation */
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struct lgsm_handle;
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/* Refer to GSM 04.08 [8] subclause 10.5.4.7 */
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enum lgsm_addr_type {
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LGSM_ATYPE_ISDN_UNKN = 161,
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//LGSM_ATYPE_ISDN_INTL = ,
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//LGSM_ATYPE_ISDN_NATIONAL = ,
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};
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#define LGSM_ADDR_MAXLEN 31
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struct lgsm_addr {
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enum lgsm_addr_type type;
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char addr[LGSM_ADDR_MAXLEN+1];
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};
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typedef int lgsm_msg_handler(struct lgsm_handle *lh, struct gsmd_msg_hdr *gmh);
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#define LGSMD_DEVICE_GSMD "gsmd"
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/* initialize usage of libgsmd, obtain handle for othe API calls */
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extern struct lgsm_handle *lgsm_init(const char *device);
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extern struct lgsm_handle *lgsm_init_inst(unsigned int instance);
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/* Terminate usage of libgsmd */
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extern int lgsm_exit(struct lgsm_handle *lh);
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/* Obtain file descriptor (e.g. for select-loop under app control) */
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extern int lgsm_fd(struct lgsm_handle *lh);
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extern int lgsm_register_handler(struct lgsm_handle *lh, int type, lgsm_msg_handler *handler);
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extern void lgsm_unregister_handler(struct lgsm_handle *lh, int type);
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extern int lgsm_passthrough_send(struct lgsm_handle *lh, const char *tx);
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extern int lgsm_passthrough(struct lgsm_handle *lh, const char *tx, char *rx, unsigned int *rx_len);
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extern int lgsm_subscriptions(struct lgsm_handle *lh, u_int32_t subscriptions);
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extern struct gsmd_msg_hdr *lgsm_gmh_fill(int type, int subtype, int payload_len);
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extern int lgsm_send(struct lgsm_handle *lh, struct gsmd_msg_hdr *gmh);
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extern int lgsm_handle_packet(struct lgsm_handle *lh, char *buf, int len);
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extern int lgsm_blocking_wait_packet(struct lgsm_handle *lh, u_int16_t id,
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struct gsmd_msg_hdr *gmh, int rlen);
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extern void *lgsm_get_user_data(struct lgsm_handle *lh);
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extern void lgsm_set_user_data(struct lgsm_handle *lh, void *data);
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#endif
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