diff options
Diffstat (limited to 'include/osmocom/msc/gsup_client_mux.h')
-rw-r--r-- | include/osmocom/msc/gsup_client_mux.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/include/osmocom/msc/gsup_client_mux.h b/include/osmocom/msc/gsup_client_mux.h new file mode 100644 index 000000000..07f17c260 --- /dev/null +++ b/include/osmocom/msc/gsup_client_mux.h @@ -0,0 +1,34 @@ +#pragma once + +#include <osmocom/gsm/gsup.h> +#include <osmocom/msc/gsup_client_mux.h> + +struct gsup_client_mux; +struct ipaccess_unit; + +struct gsup_client_mux_rx_cb { + int (* func )(struct gsup_client_mux *gcm, void *data, const struct osmo_gsup_message *gsup_msg); + void *data; +}; + +/* A GSUP client shared between code paths for various GSUP Message Classes. + * The main task is to dispatch GSUP messages to code paths corresponding to the respective Message Class, i.e. + * subscriber management, SMS, SS/USSD and inter-MSC messaging. + * If a GSUP Message Class IE is present in the message, the received message is dispatched directly to the rx_cb entry + * for that Message Class. Otherwise, the Message Class is determined by a switch() on the Message Type.*/ +struct gsup_client_mux { + struct osmo_gsup_client *gsup_client; + + /* Target clients by enum osmo_gsup_message_class */ + struct gsup_client_mux_rx_cb rx_cb[OSMO_GSUP_MESSAGE_CLASS_ARRAYSIZE]; +}; + +struct gsup_client_mux *gsup_client_mux_alloc(void *talloc_ctx); +int gsup_client_mux_start(struct gsup_client_mux *gcm, const char *gsup_server_addr_str, uint16_t gsup_server_port, + struct ipaccess_unit *ipa_dev); + +int gsup_client_mux_tx(struct gsup_client_mux *gcm, const struct osmo_gsup_message *gsup_msg); +void gsup_client_mux_tx_error_reply(struct gsup_client_mux *gcm, const struct osmo_gsup_message *gsup_orig, + enum gsm48_gmm_cause cause); + +int gsup_client_mux_rx(struct osmo_gsup_client *gsup_client, struct msgb *msg); |