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osmo-remsim
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remsim-client: Avoid using 'ci' global variable 

Rather, pass it around between functions and attach it to other state.

Also, make it a talloc contxt so other objects can be allocated off it.

Change-Id: I25f592581382238d5640c1f6326dec745f8d1d40
This commit is contained in:
Harald Welte 2019-12-17 00:02:36 +01:00
parent a9bc4de83b
commit 5ed4693a84
2 changed files with 16 additions and 12 deletions
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4
src/client/client.h
View File

@ -11,6 +11,8 @@
/* main.c */ /* main.c */
struct cardem_inst;
struct bankd_client { struct bankd_client {
/* connection to the remsim-server (control) */ /* connection to the remsim-server (control) */
struct rspro_server_conn srv_conn; struct rspro_server_conn srv_conn;
@ -21,4 +23,6 @@ struct bankd_client {
struct app_comp_id peer_comp_id; struct app_comp_id peer_comp_id;
struct bank_slot bankd_slot; struct bank_slot bankd_slot;
struct cardem_inst *cardem;
}; };

24
src/client/simtrace2-remsim_client.c
View File

@ -679,17 +679,13 @@ static struct st_slot _slot = {
.slot_nr = 0, .slot_nr = 0,
}; };
struct cardem_inst _ci = { static struct cardem_inst *g_ci;
.slot = &_slot,
};
struct cardem_inst *ci = &_ci;
static void signal_handler(int signal) static void signal_handler(int signal)
{ {
switch (signal) { switch (signal) {
case SIGINT: case SIGINT:
cardem_request_card_insert(ci, false); cardem_request_card_insert(g_ci, false);
exit(0); exit(0);
break; break;
default: default:
@ -714,9 +710,9 @@ static int bankd_handle_tpduCardToModem(struct bankd_client *bc, const RsproPDU_
ac.sw[1] = card2modem->data.buf[card2modem->data.size - 1]; ac.sw[1] = card2modem->data.buf[card2modem->data.size - 1];
printf("SIMtrace <= SW=0x%02x%02x, len_rx=%d\n", ac.sw[0], ac.sw[1], card2modem->data.size - 2); printf("SIMtrace <= SW=0x%02x%02x, len_rx=%d\n", ac.sw[0], ac.sw[1], card2modem->data.size - 2);
if (card2modem->data.size > 2) { // send PB and data to modem if (card2modem->data.size > 2) { // send PB and data to modem
cardem_request_pb_and_tx(ci, ac.hdr.ins, card2modem->data.buf, card2modem->data.size - 2); cardem_request_pb_and_tx(bc->cardem, ac.hdr.ins, card2modem->data.buf, card2modem->data.size - 2);
} }
cardem_request_sw_tx(ci, ac.sw); // send SW to modem cardem_request_sw_tx(bc->cardem, ac.sw); // send SW to modem
return 0; return 0;
} }
@ -730,7 +726,7 @@ static int bankd_handle_setAtrReq(struct bankd_client *bc, const RsproPDU_t *pdu
OSMO_ASSERT(RsproPDUchoice_PR_setAtrReq == pdu->msg.present); OSMO_ASSERT(RsproPDUchoice_PR_setAtrReq == pdu->msg.present);
/* FIXME: is this permitted at any time by the SIMtrace2 cardemfirmware? */ /* FIXME: is this permitted at any time by the SIMtrace2 cardemfirmware? */
rc = cardem_request_set_atr(ci, pdu->msg.choice.setAtrReq.atr.buf, rc = cardem_request_set_atr(bc->cardem, pdu->msg.choice.setAtrReq.atr.buf,
pdu->msg.choice.setAtrReq.atr.size); pdu->msg.choice.setAtrReq.atr.size);
if (rc == 0) if (rc == 0)
resp = rspro_gen_SetAtrRes(ResultCode_ok); resp = rspro_gen_SetAtrRes(ResultCode_ok);
@ -998,7 +994,7 @@ static void handle_options(struct client_config *cfg, int argc, char **argv)
} }
static void main_body(struct client_config *cfg) static void main_body(struct cardem_inst *ci, struct client_config *cfg)
{ {
struct st_transport *transp = ci->slot->transp; struct st_transport *transp = ci->slot->transp;
struct usb_interface_match _ifm, *ifm = &_ifm; struct usb_interface_match _ifm, *ifm = &_ifm;
@ -1125,7 +1121,10 @@ int main(int argc, char **argv)
msgb_talloc_ctx_init(g_tall_ctx, 0); msgb_talloc_ctx_init(g_tall_ctx, 0);
osmo_init_logging2(g_tall_ctx, &log_info); osmo_init_logging2(g_tall_ctx, &log_info);
cfg = client_config_init(g_tall_ctx); g_ci = talloc_zero(g_tall_ctx, struct cardem_inst);
g_ci->slot = &_slot;
cfg = client_config_init(g_ci);
handle_options(cfg, argc, argv); handle_options(cfg, argc, argv);
if (cfg->usb.vendor_id < 0 || cfg->usb.product_id < 0) { if (cfg->usb.vendor_id < 0 || cfg->usb.product_id < 0) {
@ -1153,6 +1152,7 @@ int main(int argc, char **argv)
// initialize remote SIM client // initialize remote SIM client
g_client = talloc_zero(g_tall_ctx, struct bankd_client); g_client = talloc_zero(g_tall_ctx, struct bankd_client);
g_client->cardem = g_ci;
if (cfg->client_id != -1) { if (cfg->client_id != -1) {
g_client->srv_conn.clslot = talloc_zero(g_client, ClientSlot_t); g_client->srv_conn.clslot = talloc_zero(g_client, ClientSlot_t);
@ -1199,7 +1199,7 @@ int main(int argc, char **argv)
// connect to SIMtrace2 cardem // connect to SIMtrace2 cardem
do { do {
main_body(cfg); main_body(g_ci, cfg);
sleep(1); sleep(1);
} while (cfg->keep_running); } while (cfg->keep_running);