52 lines
1.1 KiB
C
52 lines
1.1 KiB
C
#pragma once
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#include <stdint.h>
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#include <osmocom/core/write_queue.h>
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#include <osmocom/core/select.h>
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#include <osmocom/core/timer.h>
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#include <osmocom/core/msgb.h>
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#include <osmocom/core/fsm.h>
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#define L1CTL_LENGTH 256
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#define L1CTL_HEADROOM 32
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/**
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* Each L1CTL message gets its own length pushed
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* as two bytes in front before sending.
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*/
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#define L1CTL_MSG_LEN_FIELD 2
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/* Forward declaration to avoid mutual include */
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struct trx_instance;
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enum l1ctl_fsm_states {
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L1CTL_STATE_IDLE = 0,
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L1CTL_STATE_CONNECTED,
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};
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struct l1ctl_link {
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struct osmo_fsm_inst *fsm;
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struct osmo_fd listen_bfd;
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struct osmo_wqueue wq;
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/* Scheduler for this interface */
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struct l1sched_state *sched;
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/* Bind TRX instance */
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struct trx_instance *trx;
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/* L1CTL handlers specific */
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struct osmo_timer_list fbsb_timer;
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bool fbsb_conf_sent;
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/* Shutdown callback */
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void (*shutdown_cb)(struct l1ctl_link *l1l);
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};
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struct l1ctl_link *l1ctl_link_init(void *tall_ctx, const char *sock_path);
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void l1ctl_link_shutdown(struct l1ctl_link *l1l);
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int l1ctl_link_send(struct l1ctl_link *l1l, struct msgb *msg);
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int l1ctl_link_close_conn(struct l1ctl_link *l1l);
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