diff options
Diffstat (limited to 'openbsc/src/gsm_04_08.c')
| -rw-r--r-- | openbsc/src/gsm_04_08.c | 702 |
1 files changed, 83 insertions, 619 deletions
diff --git a/openbsc/src/gsm_04_08.c b/openbsc/src/gsm_04_08.c index a41420c18..fb90ae3de 100644 --- a/openbsc/src/gsm_04_08.c +++ b/openbsc/src/gsm_04_08.c @@ -48,14 +48,11 @@ #include <openbsc/trau_mux.h> #include <openbsc/rtp_proxy.h> #include <osmocore/talloc.h> +#include <osmocore/gsm48.h> #include <openbsc/transaction.h> #include <openbsc/ussd.h> #include <openbsc/silent_call.h> -#define GSM_MAX_FACILITY 128 -#define GSM_MAX_SSVERSION 128 -#define GSM_MAX_USERUSER 128 - void *tall_locop_ctx; int gsm0408_loc_upd_acc(struct gsm_lchan *lchan, u_int32_t tmsi); @@ -175,539 +172,6 @@ static int gsm0408_handle_lchan_signal(unsigned int subsys, unsigned int signal, return 0; } -static const char bcd_num_digits[] = { - '0', '1', '2', '3', '4', '5', '6', '7', - '8', '9', '*', '#', 'a', 'b', 'c', '\0' -}; - -/* decode a 'called/calling/connect party BCD number' as in 10.5.4.7 */ -int decode_bcd_number(char *output, int output_len, const u_int8_t *bcd_lv, - int h_len) -{ - u_int8_t in_len = bcd_lv[0]; - int i; - - for (i = 1 + h_len; i <= in_len; i++) { - /* lower nibble */ - output_len--; - if (output_len <= 1) - break; - *output++ = bcd_num_digits[bcd_lv[i] & 0xf]; - - /* higher nibble */ - output_len--; - if (output_len <= 1) - break; - *output++ = bcd_num_digits[bcd_lv[i] >> 4]; - } - if (output_len >= 1) - *output++ = '\0'; - - return 0; -} - -/* convert a single ASCII character to call-control BCD */ -static int asc_to_bcd(const char asc) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(bcd_num_digits); i++) { - if (bcd_num_digits[i] == asc) - return i; - } - return -EINVAL; -} - -/* convert a ASCII phone number to 'called/calling/connect party BCD number' */ -int encode_bcd_number(u_int8_t *bcd_lv, u_int8_t max_len, - int h_len, const char *input) -{ - int in_len = strlen(input); - int i; - u_int8_t *bcd_cur = bcd_lv + 1 + h_len; - - /* two digits per byte, plus type byte */ - bcd_lv[0] = in_len/2 + h_len; - if (in_len % 2) - bcd_lv[0]++; - - if (bcd_lv[0] > max_len) - return -EIO; - - for (i = 0; i < in_len; i++) { - int rc = asc_to_bcd(input[i]); - if (rc < 0) - return rc; - if (i % 2 == 0) - *bcd_cur = rc; - else - *bcd_cur++ |= (rc << 4); - } - /* append padding nibble in case of odd length */ - if (i % 2) - *bcd_cur++ |= 0xf0; - - /* return how many bytes we used */ - return (bcd_cur - bcd_lv); -} - -/* decode 'bearer capability' */ -static int decode_bearer_cap(struct gsm_mncc_bearer_cap *bcap, - const u_int8_t *lv) -{ - u_int8_t in_len = lv[0]; - int i, s; - - if (in_len < 1) - return -EINVAL; - - bcap->speech_ver[0] = -1; /* end of list, of maximum 7 values */ - - /* octet 3 */ - bcap->transfer = lv[1] & 0x07; - bcap->mode = (lv[1] & 0x08) >> 3; - bcap->coding = (lv[1] & 0x10) >> 4; - bcap->radio = (lv[1] & 0x60) >> 5; - - if (bcap->transfer == GSM_MNCC_BCAP_SPEECH) { - i = 1; - s = 0; - while(!(lv[i] & 0x80)) { - i++; /* octet 3a etc */ - if (in_len < i) - return 0; - bcap->speech_ver[s++] = lv[i] & 0x0f; - bcap->speech_ver[s] = -1; /* end of list */ - if (i == 2) /* octet 3a */ - bcap->speech_ctm = (lv[i] & 0x20) >> 5; - if (s == 7) /* maximum speech versions + end of list */ - return 0; - } - } else { - i = 1; - while (!(lv[i] & 0x80)) { - i++; /* octet 3a etc */ - if (in_len < i) - return 0; - /* ignore them */ - } - /* FIXME: implement OCTET 4+ parsing */ - } - - return 0; -} - -/* encode 'bearer capability' */ -static int encode_bearer_cap(struct msgb *msg, int lv_only, - const struct gsm_mncc_bearer_cap *bcap) -{ - u_int8_t lv[32 + 1]; - int i = 1, s; - - lv[1] = bcap->transfer; - lv[1] |= bcap->mode << 3; - lv[1] |= bcap->coding << 4; - lv[1] |= bcap->radio << 5; - - if (bcap->transfer == GSM_MNCC_BCAP_SPEECH) { - for (s = 0; bcap->speech_ver[s] >= 0; s++) { - i++; /* octet 3a etc */ - lv[i] = bcap->speech_ver[s]; - if (i == 2) /* octet 3a */ - lv[i] |= bcap->speech_ctm << 5; - } - lv[i] |= 0x80; /* last IE of octet 3 etc */ - } else { - /* FIXME: implement OCTET 4+ encoding */ - } - - lv[0] = i; - if (lv_only) - msgb_lv_put(msg, lv[0], lv+1); - else - msgb_tlv_put(msg, GSM48_IE_BEARER_CAP, lv[0], lv+1); - - return 0; -} - -/* decode 'call control cap' */ -static int decode_cccap(struct gsm_mncc_cccap *ccap, const u_int8_t *lv) -{ - u_int8_t in_len = lv[0]; - - if (in_len < 1) - return -EINVAL; - - /* octet 3 */ - ccap->dtmf = lv[1] & 0x01; - ccap->pcp = (lv[1] & 0x02) >> 1; - - return 0; -} - -/* decode 'called party BCD number' */ -static int decode_called(struct gsm_mncc_number *called, - const u_int8_t *lv) -{ - u_int8_t in_len = lv[0]; - - if (in_len < 1) - return -EINVAL; - - /* octet 3 */ - called->plan = lv[1] & 0x0f; - called->type = (lv[1] & 0x70) >> 4; - - /* octet 4..N */ - decode_bcd_number(called->number, sizeof(called->number), lv, 1); - - return 0; -} - -/* encode 'called party BCD number' */ -static int encode_called(struct msgb *msg, - const struct gsm_mncc_number *called) -{ - u_int8_t lv[18]; - int ret; - - /* octet 3 */ - lv[1] = called->plan; - lv[1] |= called->type << 4; - - /* octet 4..N, octet 2 */ - ret = encode_bcd_number(lv, sizeof(lv), 1, called->number); - if (ret < 0) - return ret; - - msgb_tlv_put(msg, GSM48_IE_CALLED_BCD, lv[0], lv+1); - - return 0; -} - -/* encode callerid of various IEs */ -static int encode_callerid(struct msgb *msg, int ie, - const struct gsm_mncc_number *callerid) -{ - u_int8_t lv[13]; - int h_len = 1; - int ret; - - /* octet 3 */ - lv[1] = callerid->plan; - lv[1] |= callerid->type << 4; - - if (callerid->present || callerid->screen) { - /* octet 3a */ - lv[2] = callerid->screen; - lv[2] |= callerid->present << 5; - lv[2] |= 0x80; - h_len++; - } else - lv[1] |= 0x80; - - /* octet 4..N, octet 2 */ - ret = encode_bcd_number(lv, sizeof(lv), h_len, callerid->number); - if (ret < 0) - return ret; - - msgb_tlv_put(msg, ie, lv[0], lv+1); - - return 0; -} - -/* decode 'cause' */ -static int decode_cause(struct gsm_mncc_cause *cause, - const u_int8_t *lv) -{ - u_int8_t in_len = lv[0]; - int i; - - if (in_len < 2) - return -EINVAL; - - cause->diag_len = 0; - - /* octet 3 */ - cause->location = lv[1] & 0x0f; - cause->coding = (lv[1] & 0x60) >> 5; - - i = 1; - if (!(lv[i] & 0x80)) { - i++; /* octet 3a */ - if (in_len < i+1) - return 0; - cause->rec = 1; - cause->rec_val = lv[i] & 0x7f; - - } - i++; - - /* octet 4 */ - cause->value = lv[i] & 0x7f; - i++; - - if (in_len < i) /* no diag */ - return 0; - - if (in_len - (i-1) > 32) /* maximum 32 octets */ - return 0; - - /* octet 5-N */ - memcpy(cause->diag, lv + i, in_len - (i-1)); - cause->diag_len = in_len - (i-1); - - return 0; -} - -/* encode 'cause' */ -static int encode_cause(struct msgb *msg, int lv_only, - const struct gsm_mncc_cause *cause) -{ - u_int8_t lv[32+4]; - int i; - - if (cause->diag_len > 32) - return -EINVAL; - - /* octet 3 */ - lv[1] = cause->location; - lv[1] |= cause->coding << 5; - - i = 1; - if (cause->rec) { - i++; /* octet 3a */ - lv[i] = cause->rec_val; - } - lv[i] |= 0x80; /* end of octet 3 */ - - /* octet 4 */ - i++; - lv[i] = 0x80 | cause->value; - - /* octet 5-N */ - if (cause->diag_len) { - memcpy(lv + i, cause->diag, cause->diag_len); - i += cause->diag_len; - } - - lv[0] = i; - if (lv_only) - msgb_lv_put(msg, lv[0], lv+1); - else - msgb_tlv_put(msg, GSM48_IE_CAUSE, lv[0], lv+1); - - return 0; -} - -/* encode 'calling number' */ -static int encode_calling(struct msgb *msg, - const struct gsm_mncc_number *calling) -{ - return encode_callerid(msg, GSM48_IE_CALLING_BCD, calling); -} - -/* encode 'connected number' */ -static int encode_connected(struct msgb *msg, - const struct gsm_mncc_number *connected) -{ - return encode_callerid(msg, GSM48_IE_CONN_BCD, connected); -} - -/* encode 'redirecting number' */ -static int encode_redirecting(struct msgb *msg, - const struct gsm_mncc_number *redirecting) -{ - return encode_callerid(msg, GSM48_IE_REDIR_BCD, redirecting); -} - -/* decode 'facility' */ -static int decode_facility(struct gsm_mncc_facility *facility, - const u_int8_t *lv) -{ - u_int8_t in_len = lv[0]; - - if (in_len < 1) - return -EINVAL; - - if (in_len > sizeof(facility->info)) - return -EINVAL; - - memcpy(facility->info, lv+1, in_len); - facility->len = in_len; - - return 0; -} - -/* encode 'facility' */ -static int encode_facility(struct msgb *msg, int lv_only, - const struct gsm_mncc_facility *facility) -{ - u_int8_t lv[GSM_MAX_FACILITY + 1]; - - if (facility->len < 1 || facility->len > GSM_MAX_FACILITY) - return -EINVAL; - - memcpy(lv+1, facility->info, facility->len); - lv[0] = facility->len; - if (lv_only) - msgb_lv_put(msg, lv[0], lv+1); - else - msgb_tlv_put(msg, GSM48_IE_FACILITY, lv[0], lv+1); - - return 0; -} - -/* decode 'notify' */ -static int decode_notify(int *notify, const u_int8_t *v) -{ - *notify = v[0] & 0x7f; - - return 0; -} - -/* encode 'notify' */ -static int encode_notify(struct msgb *msg, int notify) -{ - msgb_v_put(msg, notify | 0x80); - - return 0; -} - -/* encode 'signal' */ -static int encode_signal(struct msgb *msg, int signal) -{ - msgb_tv_put(msg, GSM48_IE_SIGNAL, signal); - - return 0; -} - -/* decode 'keypad' */ -static int decode_keypad(int *keypad, const u_int8_t *lv) -{ - u_int8_t in_len = lv[0]; - - if (in_len < 1) - return -EINVAL; - - *keypad = lv[1] & 0x7f; - - return 0; -} - -/* encode 'keypad' */ -static int encode_keypad(struct msgb *msg, int keypad) -{ - msgb_tv_put(msg, GSM48_IE_KPD_FACILITY, keypad); - - return 0; -} - -/* decode 'progress' */ -static int decode_progress(struct gsm_mncc_progress *progress, - const u_int8_t *lv) -{ - u_int8_t in_len = lv[0]; - - if (in_len < 2) - return -EINVAL; - - progress->coding = (lv[1] & 0x60) >> 5; - progress->location = lv[1] & 0x0f; - progress->descr = lv[2] & 0x7f; - - return 0; -} - -/* encode 'progress' */ -static int encode_progress(struct msgb *msg, int lv_only, - const struct gsm_mncc_progress *p) -{ - u_int8_t lv[3]; - - lv[0] = 2; - lv[1] = 0x80 | ((p->coding & 0x3) << 5) | (p->location & 0xf); - lv[2] = 0x80 | (p->descr & 0x7f); - if (lv_only) - msgb_lv_put(msg, lv[0], lv+1); - else - msgb_tlv_put(msg, GSM48_IE_PROGR_IND, lv[0], lv+1); - - return 0; -} - -/* decode 'user-user' */ -static int decode_useruser(struct gsm_mncc_useruser *uu, - const u_int8_t *lv) -{ - u_int8_t in_len = lv[0]; - char *info = uu->info; - int info_len = sizeof(uu->info); - int i; - - if (in_len < 1) - return -EINVAL; - - uu->proto = lv[1]; - - for (i = 2; i <= in_len; i++) { - info_len--; - if (info_len <= 1) - break; - *info++ = lv[i]; - } - if (info_len >= 1) - *info++ = '\0'; - - return 0; -} - -/* encode 'useruser' */ -static int encode_useruser(struct msgb *msg, int lv_only, - const struct gsm_mncc_useruser *uu) -{ - u_int8_t lv[GSM_MAX_USERUSER + 2]; - - if (strlen(uu->info) > GSM_MAX_USERUSER) - return -EINVAL; - - lv[0] = 1 + strlen(uu->info); - lv[1] = uu->proto; - memcpy(lv + 2, uu->info, strlen(uu->info)); - if (lv_only) - msgb_lv_put(msg, lv[0], lv+1); - else - msgb_tlv_put(msg, GSM48_IE_USER_USER, lv[0], lv+1); - - return 0; -} - -/* decode 'ss version' */ -static int decode_ssversion(struct gsm_mncc_ssversion *ssv, - const u_int8_t *lv) -{ - u_int8_t in_len = lv[0]; - - if (in_len < 1 || in_len < sizeof(ssv->info)) - return -EINVAL; - - memcpy(ssv->info, lv + 1, in_len); - ssv->len = in_len; - - return 0; -} - -/* encode 'more data' */ -static int encode_more(struct msgb *msg) -{ - u_int8_t *ie; - - ie = msgb_put(msg, 1); - ie[0] = GSM48_IE_MORE_DATA; - - return 0; -} - /* Chapter 9.2.14 : Send LOCATION UPDATING REJECT */ int gsm0408_loc_upd_rej(struct gsm_lchan *lchan, u_int8_t cause) { @@ -2000,31 +1464,31 @@ static int gsm48_cc_rx_setup(struct gsm_trans *trans, struct msgb *msg) /* bearer capability */ if (TLVP_PRESENT(&tp, GSM48_IE_BEARER_CAP)) { setup.fields |= MNCC_F_BEARER_CAP; - decode_bearer_cap(&setup.bearer_cap, + gsm48_decode_bearer_cap(&setup.bearer_cap, TLVP_VAL(&tp, GSM48_IE_BEARER_CAP)-1); } /* facility */ if (TLVP_PRESENT(&tp, GSM48_IE_FACILITY)) { setup.fields |= MNCC_F_FACILITY; - decode_facility(&setup.facility, + gsm48_decode_facility(&setup.facility, TLVP_VAL(&tp, GSM48_IE_FACILITY)-1); } /* called party bcd number */ if (TLVP_PRESENT(&tp, GSM48_IE_CALLED_BCD)) { setup.fields |= MNCC_F_CALLED; - decode_called(&setup.called, + gsm48_decode_called(&setup.called, TLVP_VAL(&tp, GSM48_IE_CALLED_BCD)-1); } /* user-user */ if (TLVP_PRESENT(&tp, GSM48_IE_USER_USER)) { setup.fields |= MNCC_F_USERUSER; - decode_useruser(&setup.useruser, + gsm48_decode_useruser(&setup.useruser, TLVP_VAL(&tp, GSM48_IE_USER_USER)-1); } /* ss-version */ if (TLVP_PRESENT(&tp, GSM48_IE_SS_VERS)) { setup.fields |= MNCC_F_SSVERSION; - decode_ssversion(&setup.ssversion, + gsm48_decode_ssversion(&setup.ssversion, TLVP_VAL(&tp, GSM48_IE_SS_VERS)-1); } /* CLIR suppression */ @@ -2036,7 +1500,7 @@ static int gsm48_cc_rx_setup(struct gsm_trans *trans, struct msgb *msg) /* cc cap */ if (TLVP_PRESENT(&tp, GSM48_IE_CC_CAP)) { setup.fields |= MNCC_F_CCCAP; - decode_cccap(&setup.cccap, + gsm48_decode_cccap(&setup.cccap, TLVP_VAL(&tp, GSM48_IE_CC_CAP)-1); } @@ -2096,28 +1560,28 @@ static int gsm48_cc_tx_setup(struct gsm_trans *trans, void *arg) /* bearer capability */ if (setup->fields & MNCC_F_BEARER_CAP) - encode_bearer_cap(msg, 0, &setup->bearer_cap); + gsm48_encode_bearer_cap(msg, 0, &setup->bearer_cap); /* facility */ if (setup->fields & MNCC_F_FACILITY) - encode_facility(msg, 0, &setup->facility); + gsm48_encode_facility(msg, 0, &setup->facility); /* progress */ if (setup->fields & MNCC_F_PROGRESS) - encode_progress(msg, 0, &setup->progress); + gsm48_encode_progress(msg, 0, &setup->progress); /* calling party BCD number */ if (setup->fields & MNCC_F_CALLING) - encode_calling(msg, &setup->calling); + gsm48_encode_calling(msg, &setup->calling); /* called party BCD number */ if (setup->fields & MNCC_F_CALLED) - encode_called(msg, &setup->called); + gsm48_encode_called(msg, &setup->called); /* user-user */ if (setup->fields & MNCC_F_USERUSER) - encode_useruser(msg, 0, &setup->useruser); + gsm48_encode_useruser(msg, 0, &setup->useruser); /* redirecting party BCD number */ if (setup->fields & MNCC_F_REDIRECTING) - encode_redirecting(msg, &setup->redirecting); + gsm48_encode_redirecting(msg, &setup->redirecting); /* signal */ if (setup->fields & MNCC_F_SIGNAL) - encode_signal(msg, setup->signal); + gsm48_encode_signal(msg, setup->signal); new_cc_state(trans, GSM_CSTATE_CALL_PRESENT); @@ -2147,19 +1611,19 @@ static int gsm48_cc_rx_call_conf(struct gsm_trans *trans, struct msgb *msg) /* bearer capability */ if (TLVP_PRESENT(&tp, GSM48_IE_BEARER_CAP)) { call_conf.fields |= MNCC_F_BEARER_CAP; - decode_bearer_cap(&call_conf.bearer_cap, + gsm48_decode_bearer_cap(&call_conf.bearer_cap, TLVP_VAL(&tp, GSM48_IE_BEARER_CAP)-1); } /* cause */ if (TLVP_PRESENT(&tp, GSM48_IE_CAUSE)) { call_conf.fields |= MNCC_F_CAUSE; - decode_cause(&call_conf.cause, + gsm48_decode_cause(&call_conf.cause, TLVP_VAL(&tp, GSM48_IE_CAUSE)-1); } /* cc cap */ if (TLVP_PRESENT(&tp, GSM48_IE_CC_CAP)) { call_conf.fields |= MNCC_F_CCCAP; - decode_cccap(&call_conf.cccap, + gsm48_decode_cccap(&call_conf.cccap, TLVP_VAL(&tp, GSM48_IE_CC_CAP)-1); } @@ -2181,13 +1645,13 @@ static int gsm48_cc_tx_call_proc(struct gsm_trans *trans, void *arg) /* bearer capability */ if (proceeding->fields & MNCC_F_BEARER_CAP) - encode_bearer_cap(msg, 0, &proceeding->bearer_cap); + gsm48_encode_bearer_cap(msg, 0, &proceeding->bearer_cap); /* facility */ if (proceeding->fields & MNCC_F_FACILITY) - encode_facility(msg, 0, &proceeding->facility); + gsm48_encode_facility(msg, 0, &proceeding->facility); /* progress */ if (proceeding->fields & MNCC_F_PROGRESS) - encode_progress(msg, 0, &proceeding->progress); + gsm48_encode_progress(msg, 0, &proceeding->progress); return gsm48_sendmsg(msg, trans); } @@ -2208,20 +1672,20 @@ static int gsm48_cc_rx_alerting(struct gsm_trans *trans, struct msgb *msg) /* facility */ if (TLVP_PRESENT(&tp, GSM48_IE_FACILITY)) { alerting.fields |= MNCC_F_FACILITY; - decode_facility(&alerting.facility, + gsm48_decode_facility(&alerting.facility, TLVP_VAL(&tp, GSM48_IE_FACILITY)-1); } /* progress */ if (TLVP_PRESENT(&tp, GSM48_IE_PROGR_IND)) { alerting.fields |= MNCC_F_PROGRESS; - decode_progress(&alerting.progress, + gsm48_decode_progress(&alerting.progress, TLVP_VAL(&tp, GSM48_IE_PROGR_IND)-1); } /* ss-version */ if (TLVP_PRESENT(&tp, GSM48_IE_SS_VERS)) { alerting.fields |= MNCC_F_SSVERSION; - decode_ssversion(&alerting.ssversion, + gsm48_decode_ssversion(&alerting.ssversion, TLVP_VAL(&tp, GSM48_IE_SS_VERS)-1); } @@ -2241,13 +1705,13 @@ static int gsm48_cc_tx_alerting(struct gsm_trans *trans, void *arg) /* facility */ if (alerting->fields & MNCC_F_FACILITY) - encode_facility(msg, 0, &alerting->facility); + gsm48_encode_facility(msg, 0, &alerting->facility); /* progress */ if (alerting->fields & MNCC_F_PROGRESS) - encode_progress(msg, 0, &alerting->progress); + gsm48_encode_progress(msg, 0, &alerting->progress); /* user-user */ if (alerting->fields & MNCC_F_USERUSER) - encode_useruser(msg, 0, &alerting->useruser); + gsm48_encode_useruser(msg, 0, &alerting->useruser); new_cc_state(trans, GSM_CSTATE_CALL_DELIVERED); @@ -2263,10 +1727,10 @@ static int gsm48_cc_tx_progress(struct gsm_trans *trans, void *arg) gh->msg_type = GSM48_MT_CC_PROGRESS; /* progress */ - encode_progress(msg, 1, &progress->progress); + gsm48_encode_progress(msg, 1, &progress->progress); /* user-user */ if (progress->fields & MNCC_F_USERUSER) - encode_useruser(msg, 0, &progress->useruser); + gsm48_encode_useruser(msg, 0, &progress->useruser); return gsm48_sendmsg(msg, trans); } @@ -2284,16 +1748,16 @@ static int gsm48_cc_tx_connect(struct gsm_trans *trans, void *arg) /* facility */ if (connect->fields & MNCC_F_FACILITY) - encode_facility(msg, 0, &connect->facility); + gsm48_encode_facility(msg, 0, &connect->facility); /* progress */ if (connect->fields & MNCC_F_PROGRESS) - encode_progress(msg, 0, &connect->progress); + gsm48_encode_progress(msg, 0, &connect->progress); /* connected number */ if (connect->fields & MNCC_F_CONNECTED) - encode_connected(msg, &connect->connected); + gsm48_encode_connected(msg, &connect->connected); /* user-user */ if (connect->fields & MNCC_F_USERUSER) - encode_useruser(msg, 0, &connect->useruser); + gsm48_encode_useruser(msg, 0, &connect->useruser); new_cc_state(trans, GSM_CSTATE_CONNECT_IND); @@ -2323,19 +1787,19 @@ static int gsm48_cc_rx_connect(struct gsm_trans *trans, struct msgb *msg) /* facility */ if (TLVP_PRESENT(&tp, GSM48_IE_FACILITY)) { connect.fields |= MNCC_F_FACILITY; - decode_facility(&connect.facility, + gsm48_decode_facility(&connect.facility, TLVP_VAL(&tp, GSM48_IE_FACILITY)-1); } /* user-user */ if (TLVP_PRESENT(&tp, GSM48_IE_USER_USER)) { connect.fields |= MNCC_F_USERUSER; - decode_useruser(&connect.useruser, + gsm48_decode_useruser(&connect.useruser, TLVP_VAL(&tp, GSM48_IE_USER_USER)-1); } /* ss-version */ if (TLVP_PRESENT(&tp, GSM48_IE_SS_VERS)) { connect.fields |= MNCC_F_SSVERSION; - decode_ssversion(&connect.ssversion, + gsm48_decode_ssversion(&connect.ssversion, TLVP_VAL(&tp, GSM48_IE_SS_VERS)-1); } @@ -2388,25 +1852,25 @@ static int gsm48_cc_rx_disconnect(struct gsm_trans *trans, struct msgb *msg) /* cause */ if (TLVP_PRESENT(&tp, GSM48_IE_CAUSE)) { disc.fields |= MNCC_F_CAUSE; - decode_cause(&disc.cause, + gsm48_decode_cause(&disc.cause, TLVP_VAL(&tp, GSM48_IE_CAUSE)-1); } /* facility */ if (TLVP_PRESENT(&tp, GSM48_IE_FACILITY)) { disc.fields |= MNCC_F_FACILITY; - decode_facility(&disc.facility, + gsm48_decode_facility(&disc.facility, TLVP_VAL(&tp, GSM48_IE_FACILITY)-1); } /* user-user */ if (TLVP_PRESENT(&tp, GSM48_IE_USER_USER)) { disc.fields |= MNCC_F_USERUSER; - decode_useruser(&disc.useruser, + gsm48_decode_useruser(&disc.useruser, TLVP_VAL(&tp, GSM48_IE_USER_USER)-1); } /* ss-version */ if (TLVP_PRESENT(&tp, GSM48_IE_SS_VERS)) { disc.fields |= MNCC_F_SSVERSION; - decode_ssversion(&disc.ssversion, + gsm48_decode_ssversion(&disc.ssversion, TLVP_VAL(&tp, GSM48_IE_SS_VERS)-1); } @@ -2437,19 +1901,19 @@ static int gsm48_cc_tx_disconnect(struct gsm_trans *trans, void *arg) /* cause */ if (disc->fields & MNCC_F_CAUSE) - encode_cause(msg, 1, &disc->cause); + gsm48_encode_cause(msg, 1, &disc->cause); else - encode_cause(msg, 1, &default_cause); + gsm48_encode_cause(msg, 1, &default_cause); /* facility */ if (disc->fields & MNCC_F_FACILITY) - encode_facility(msg, 0, &disc->facility); + gsm48_encode_facility(msg, 0, &disc->facility); /* progress */ if (disc->fields & MNCC_F_PROGRESS) - encode_progress(msg, 0, &disc->progress); + gsm48_encode_progress(msg, 0, &disc->progress); /* user-user */ if (disc->fields & MNCC_F_USERUSER) - encode_useruser(msg, 0, &disc->useruser); + gsm48_encode_useruser(msg, 0, &disc->useruser); /* store disconnect cause for T306 expiry */ memcpy(&trans->cc.msg, disc, sizeof(struct gsm_mncc)); @@ -2475,25 +1939,25 @@ static int gsm48_cc_rx_release(struct gsm_trans *trans, struct msgb *msg) /* cause */ if (TLVP_PRESENT(&tp, GSM48_IE_CAUSE)) { rel.fields |= MNCC_F_CAUSE; - decode_cause(&rel.cause, + gsm48_decode_cause(&rel.cause, TLVP_VAL(&tp, GSM48_IE_CAUSE)-1); } /* facility */ if (TLVP_PRESENT(&tp, GSM48_IE_FACILITY)) { rel.fields |= MNCC_F_FACILITY; - decode_facility(&rel.facility, + gsm48_decode_facility(&rel.facility, TLVP_VAL(&tp, GSM48_IE_FACILITY)-1); } /* user-user */ if (TLVP_PRESENT(&tp, GSM48_IE_USER_USER)) { rel.fields |= MNCC_F_USERUSER; - decode_useruser(&rel.useruser, + gsm48_decode_useruser(&rel.useruser, TLVP_VAL(&tp, GSM48_IE_USER_USER)-1); } /* ss-version */ if (TLVP_PRESENT(&tp, GSM48_IE_SS_VERS)) { rel.fields |= MNCC_F_SSVERSION; - decode_ssversion(&rel.ssversion, + gsm48_decode_ssversion(&rel.ssversion, TLVP_VAL(&tp, GSM48_IE_SS_VERS)-1); } @@ -2530,13 +1994,13 @@ static int gsm48_cc_tx_release(struct gsm_trans *trans, void *arg) /* cause */ if (rel->fields & MNCC_F_CAUSE) - encode_cause(msg, 0, &rel->cause); + gsm48_encode_cause(msg, 0, &rel->cause); /* facility */ if (rel->fields & MNCC_F_FACILITY) - encode_facility(msg, 0, &rel->facility); + gsm48_encode_facility(msg, 0, &rel->facility); /* user-user */ if (rel->fields & MNCC_F_USERUSER) - encode_useruser(msg, 0, &rel->useruser); + gsm48_encode_useruser(msg, 0, &rel->useruser); trans->cc.T308_second = 0; memcpy(&trans->cc.msg, rel, sizeof(struct gsm_mncc)); @@ -2563,25 +2027,25 @@ static int gsm48_cc_rx_release_compl(struct gsm_trans *trans, struct msgb *msg) /* cause */ if (TLVP_PRESENT(&tp, GSM48_IE_CAUSE)) { rel.fields |= MNCC_F_CAUSE; - decode_cause(&rel.cause, + gsm48_decode_cause(&rel.cause, TLVP_VAL(&tp, GSM48_IE_CAUSE)-1); } /* facility */ if (TLVP_PRESENT(&tp, GSM48_IE_FACILITY)) { rel.fields |= MNCC_F_FACILITY; - decode_facility(&rel.facility, + gsm48_decode_facility(&rel.facility, TLVP_VAL(&tp, GSM48_IE_FACILITY)-1); } /* user-user */ if (TLVP_PRESENT(&tp, GSM48_IE_USER_USER)) { rel.fields |= MNCC_F_USERUSER; - decode_useruser(&rel.useruser, + gsm48_decode_useruser(&rel.useruser, TLVP_VAL(&tp, GSM48_IE_USER_USER)-1); } /* ss-version */ if (TLVP_PRESENT(&tp, GSM48_IE_SS_VERS)) { rel.fields |= MNCC_F_SSVERSION; - decode_ssversion(&rel.ssversion, + gsm48_decode_ssversion(&rel.ssversion, TLVP_VAL(&tp, GSM48_IE_SS_VERS)-1); } @@ -2624,13 +2088,13 @@ static int gsm48_cc_tx_release_compl(struct gsm_trans *trans, void *arg) /* cause */ if (rel->fields & MNCC_F_CAUSE) - encode_cause(msg, 0, &rel->cause); + gsm48_encode_cause(msg, 0, &rel->cause); /* facility */ if (rel->fields & MNCC_F_FACILITY) - encode_facility(msg, 0, &rel->facility); + gsm48_encode_facility(msg, 0, &rel->facility); /* user-user */ if (rel->fields & MNCC_F_USERUSER) - encode_useruser(msg, 0, &rel->useruser); + gsm48_encode_useruser(msg, 0, &rel->useruser); trans_free(trans); @@ -2650,13 +2114,13 @@ static int gsm48_cc_rx_facility(struct gsm_trans *trans, struct msgb *msg) /* facility */ if (TLVP_PRESENT(&tp, GSM48_IE_FACILITY)) { fac.fields |= MNCC_F_FACILITY; - decode_facility(&fac.facility, + gsm48_decode_facility(&fac.facility, TLVP_VAL(&tp, GSM48_IE_FACILITY)-1); } /* ss-version */ if (TLVP_PRESENT(&tp, GSM48_IE_SS_VERS)) { fac.fields |= MNCC_F_SSVERSION; - decode_ssversion(&fac.ssversion, + gsm48_decode_ssversion(&fac.ssversion, TLVP_VAL(&tp, GSM48_IE_SS_VERS)-1); } @@ -2672,7 +2136,7 @@ static int gsm48_cc_tx_facility(struct gsm_trans *trans, void *arg) gh->msg_type = GSM48_MT_CC_FACILITY; /* facility */ - encode_facility(msg, 1, &fac->facility); + gsm48_encode_facility(msg, 1, &fac->facility); return gsm48_sendmsg(msg, trans); } @@ -2706,9 +2170,9 @@ static int gsm48_cc_tx_hold_rej(struct gsm_trans *trans, void *arg) /* cause */ if (hold_rej->fields & MNCC_F_CAUSE) - encode_cause(msg, 1, &hold_rej->cause); + gsm48_encode_cause(msg, 1, &hold_rej->cause); else - encode_cause(msg, 1, &default_cause); + gsm48_encode_cause(msg, 1, &default_cause); return gsm48_sendmsg(msg, trans); } @@ -2743,9 +2207,9 @@ static int gsm48_cc_tx_retrieve_rej(struct gsm_trans *trans, void *arg) /* cause */ if (retrieve_rej->fields & MNCC_F_CAUSE) - encode_cause(msg, 1, &retrieve_rej->cause); + gsm48_encode_cause(msg, 1, &retrieve_rej->cause); else - encode_cause(msg, 1, &default_cause); + gsm48_encode_cause(msg, 1, &default_cause); return gsm48_sendmsg(msg, trans); } @@ -2763,7 +2227,7 @@ static int gsm48_cc_rx_start_dtmf(struct gsm_trans *trans, struct msgb *msg) /* keypad facility */ if (TLVP_PRESENT(&tp, GSM48_IE_KPD_FACILITY)) { dtmf.fields |= MNCC_F_KEYPAD; - decode_keypad(&dtmf.keypad, + gsm48_decode_keypad(&dtmf.keypad, TLVP_VAL(&tp, GSM48_IE_KPD_FACILITY)-1); } @@ -2780,7 +2244,7 @@ static int gsm48_cc_tx_start_dtmf_ack(struct gsm_trans *trans, void *arg) /* keypad */ if (dtmf->fields & MNCC_F_KEYPAD) - encode_keypad(msg, dtmf->keypad); + gsm48_encode_keypad(msg, dtmf->keypad); return gsm48_sendmsg(msg, trans); } @@ -2795,9 +2259,9 @@ static int gsm48_cc_tx_start_dtmf_rej(struct gsm_trans *trans, void *arg) /* cause */ if (dtmf->fields & MNCC_F_CAUSE) - encode_cause(msg, 1, &dtmf->cause); + gsm48_encode_cause(msg, 1, &dtmf->cause); else - encode_cause(msg, 1, &default_cause); + gsm48_encode_cause(msg, 1, &default_cause); return gsm48_sendmsg(msg, trans); } @@ -2835,7 +2299,7 @@ static int gsm48_cc_rx_modify(struct gsm_trans *trans, struct msgb *msg) /* bearer capability */ if (TLVP_PRESENT(&tp, GSM48_IE_BEARER_CAP)) { modify.fields |= MNCC_F_BEARER_CAP; - decode_bearer_cap(&modify.bearer_cap, + gsm48_decode_bearer_cap(&modify.bearer_cap, TLVP_VAL(&tp, GSM48_IE_BEARER_CAP)-1); } @@ -2855,7 +2319,7 @@ static int gsm48_cc_tx_modify(struct gsm_trans *trans, void *arg) gsm48_start_cc_timer(trans, 0x323, GSM48_T323); /* bearer capability */ - encode_bearer_cap(msg, 1, &modify->bearer_cap); + gsm48_encode_bearer_cap(msg, 1, &modify->bearer_cap); new_cc_state(trans, GSM_CSTATE_MO_TERM_MODIFY); @@ -2877,7 +2341,7 @@ static int gsm48_cc_rx_modify_complete(struct gsm_trans *trans, struct msgb *msg /* bearer capability */ if (TLVP_PRESENT(&tp, GSM48_IE_BEARER_CAP)) { modify.fields |= MNCC_F_BEARER_CAP; - decode_bearer_cap(&modify.bearer_cap, + gsm48_decode_bearer_cap(&modify.bearer_cap, TLVP_VAL(&tp, GSM48_IE_BEARER_CAP)-1); } @@ -2895,7 +2359,7 @@ static int gsm48_cc_tx_modify_complete(struct gsm_trans *trans, void *arg) gh->msg_type = GSM48_MT_CC_MODIFY_COMPL; /* bearer capability */ - encode_bearer_cap(msg, 1, &modify->bearer_cap); + gsm48_encode_bearer_cap(msg, 1, &modify->bearer_cap); new_cc_state(trans, GSM_CSTATE_ACTIVE); @@ -2917,13 +2381,13 @@ static int gsm48_cc_rx_modify_reject(struct gsm_trans *trans, struct msgb *msg) /* bearer capability */ if (TLVP_PRESENT(&tp, GSM48_IE_BEARER_CAP)) { modify.fields |= GSM48_IE_BEARER_CAP; - decode_bearer_cap(&modify.bearer_cap, + gsm48_decode_bearer_cap(&modify.bearer_cap, TLVP_VAL(&tp, GSM48_IE_BEARER_CAP)-1); } /* cause */ if (TLVP_PRESENT(&tp, GSM48_IE_CAUSE)) { modify.fields |= MNCC_F_CAUSE; - decode_cause(&modify.cause, + gsm48_decode_cause(&modify.cause, TLVP_VAL(&tp, GSM48_IE_CAUSE)-1); } @@ -2941,9 +2405,9 @@ static int gsm48_cc_tx_modify_reject(struct gsm_trans *trans, void *arg) gh->msg_type = GSM48_MT_CC_MODIFY_REJECT; /* bearer capability */ - encode_bearer_cap(msg, 1, &modify->bearer_cap); + gsm48_encode_bearer_cap(msg, 1, &modify->bearer_cap); /* cause */ - encode_cause(msg, 1, &modify->cause); + gsm48_encode_cause(msg, 1, &modify->cause); new_cc_state(trans, GSM_CSTATE_ACTIVE); @@ -2959,7 +2423,7 @@ static int gsm48_cc_tx_notify(struct gsm_trans *trans, void *arg) gh->msg_type = GSM48_MT_CC_NOTIFY; /* notify */ - encode_notify(msg, notify->notify); + gsm48_encode_notify(msg, notify->notify); return gsm48_sendmsg(msg, trans); } @@ -2975,7 +2439,7 @@ static int gsm48_cc_rx_notify(struct gsm_trans *trans, struct msgb *msg) notify.callref = trans->callref; // tlv_parse(&tp, &gsm48_att_tlvdef, gh->data, payload_len); if (payload_len >= 1) - decode_notify(¬ify.notify, gh->data); + gsm48_decode_notify(¬ify.notify, gh->data); return mncc_recvmsg(trans->subscr->net, trans, MNCC_NOTIFY_IND, ¬ify); } @@ -2990,10 +2454,10 @@ static int gsm48_cc_tx_userinfo(struct gsm_trans *trans, void *arg) /* user-user */ if (user->fields & MNCC_F_USERUSER) - encode_useruser(msg, 1, &user->useruser); + gsm48_encode_useruser(msg, 1, &user->useruser); /* more data */ if (user->more) - encode_more(msg); + gsm48_encode_more(msg); return gsm48_sendmsg(msg, trans); } @@ -3011,7 +2475,7 @@ static int gsm48_cc_rx_userinfo(struct gsm_trans *trans, struct msgb *msg) /* user-user */ if (TLVP_PRESENT(&tp, GSM48_IE_USER_USER)) { user.fields |= MNCC_F_USERUSER; - decode_useruser(&user.useruser, + gsm48_decode_useruser(&user.useruser, TLVP_VAL(&tp, GSM48_IE_USER_USER)-1); } /* more data */ |