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#pragma once
#include <stdint.h>
#include <osmocom/core/msgb.h>
#include <osmocom/gsm/tlv.h>
struct osmo_fd;
/* internal (host-only) data structure */
struct ipaccess_unit {
uint16_t site_id;
uint16_t bts_id;
uint16_t trx_id;
char *unit_name;
char *equipvers;
char *swversion;
uint8_t mac_addr[6];
char *location1;
char *location2;
char *serno;
};
/* obtain the human-readable name of an IPA CCM ID TAG */
const char *ipa_ccm_idtag_name(uint8_t tag);
/* parse a buffer of ID tags into a osmocom TLV style representation */
int ipa_ccm_idtag_parse(struct tlv_parsed *dec, unsigned char *buf, int len);
/* Is the TAG included in the length field? */
int ipa_ccm_idtag_parse_off(struct tlv_parsed *dec, unsigned char *buf, int len, const int len_offset);
/* parse an Unit ID in string format into the 'ipaccess_unit' data structure */
int ipa_parse_unitid(const char *str, struct ipaccess_unit *unit_data);
/* fill a 'struct ipaccess_unit' based on a parsed IDTAG TLV */
int ipa_ccm_tlv_to_unitdata(struct ipaccess_unit *ud,
const struct tlv_parsed *tp);
/* Send an IPA message to the given FD */
int ipa_send(int fd, const void *msg, size_t msglen);
/* Send an IPA CCM PONG via the given FD */
int ipa_ccm_send_pong(int fd);
/* Send an IPA CCM ID_ACK via the given FD */
int ipa_ccm_send_id_ack(int fd);
/* Send an IPA CCM ID_REQ via the given FD */
int ipa_ccm_send_id_req(int fd);
/* Common handling of IPA CCM, BSC side */
int ipa_ccm_rcvmsg_base(struct msgb *msg, struct osmo_fd *bfd);
/* Common handling of IPA CCM, BTS side */
int ipa_ccm_rcvmsg_bts_base(struct msgb *msg, struct osmo_fd *bfd);
/* prepend (push) an ipaccess_head_ext to the msgb */
void ipa_prepend_header_ext(struct msgb *msg, int proto);
/* prepend (push) an ipaccess_head to the msgb */
void ipa_prepend_header(struct msgb *msg, int proto);
struct msgb *ipa_msg_alloc(int headroom);
int ipa_msg_recv(int fd, struct msgb **rmsg);
int ipa_msg_recv_buffered(int fd, struct msgb **rmsg, struct msgb **tmp_msg);
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