35 lines
1.5 KiB
C
35 lines
1.5 KiB
C
#pragma once
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#include <osmocom/gsm/gsup.h>
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#include <osmocom/msc/gsup_client_mux.h>
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struct gsup_client_mux;
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struct ipaccess_unit;
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struct gsup_client_mux_rx_cb {
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int (* func )(struct gsup_client_mux *gcm, void *data, const struct osmo_gsup_message *gsup_msg);
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void *data;
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};
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/* A GSUP client shared between code paths for various GSUP Message Classes.
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* The main task is to dispatch GSUP messages to code paths corresponding to the respective Message Class, i.e.
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* subscriber management, SMS, SS/USSD and inter-MSC messaging.
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* If a GSUP Message Class IE is present in the message, the received message is dispatched directly to the rx_cb entry
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* for that Message Class. Otherwise, the Message Class is determined by a switch() on the Message Type.*/
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struct gsup_client_mux {
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struct osmo_gsup_client *gsup_client;
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/* Target clients by enum osmo_gsup_message_class */
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struct gsup_client_mux_rx_cb rx_cb[OSMO_GSUP_MESSAGE_CLASS_ARRAYSIZE];
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};
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struct gsup_client_mux *gsup_client_mux_alloc(void *talloc_ctx);
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int gsup_client_mux_start(struct gsup_client_mux *gcm, const char *gsup_server_addr_str, uint16_t gsup_server_port,
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struct ipaccess_unit *ipa_dev);
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int gsup_client_mux_tx(struct gsup_client_mux *gcm, const struct osmo_gsup_message *gsup_msg);
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void gsup_client_mux_tx_error_reply(struct gsup_client_mux *gcm, const struct osmo_gsup_message *gsup_orig,
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enum gsm48_gmm_cause cause);
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int gsup_client_mux_rx(struct osmo_gsup_client *gsup_client, struct msgb *msg);
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