From 4b6edff8e1571a7ec16ba8a29165b37d5ec598c7 Mon Sep 17 00:00:00 2001
From: Konrad Hammel <konrad@sangoma.com>
Date: Sat, 5 Jun 2010 19:06:13 -0400
Subject: [PATCH] ->mis-nameda file
---
.../ftmod_sangoma_ss7_support.c | 381 ++++++++++++++++++
1 file changed, 381 insertions(+)
create mode 100644 libs/freetdm/src/ftmod/ftmod_sangoma_ss7/ftmod_sangoma_ss7_support.c
diff --git a/libs/freetdm/src/ftmod/ftmod_sangoma_ss7/ftmod_sangoma_ss7_support.c b/libs/freetdm/src/ftmod/ftmod_sangoma_ss7/ftmod_sangoma_ss7_support.c
new file mode 100644
index 0000000000..85c29f269f
--- /dev/null
+++ b/libs/freetdm/src/ftmod/ftmod_sangoma_ss7/ftmod_sangoma_ss7_support.c
@@ -0,0 +1,381 @@
+/*
+ * Copyright (c) 2009, Konrad Hammel <konrad@sangoma.com>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * * Neither the name of the original author; nor the names of any contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
+ * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/* INCLUDE ********************************************************************/
+#include "ftmod_sangoma_ss7_main.h"
+/******************************************************************************/
+
+/* DEFINES ********************************************************************/
+/******************************************************************************/
+
+/* GLOBALS ********************************************************************/
+uint32_t sngss7_id;
+/******************************************************************************/
+
+/* PROTOTYPES *****************************************************************/
+uint8_t copy_tknStr_from_sngss7(TknStr str, char *ftdm, TknU8 oddEven);
+uint8_t copy_cgPtyNum_from_sngss7(ftdm_caller_data_t *ftdm, SiCgPtyNum *cgPtyNum);
+uint8_t copy_cgPtyNum_to_sngss7(ftdm_caller_data_t *ftdm, SiCgPtyNum *cgPtyNum);
+uint8_t copy_cdPtyNum_from_sngss7(ftdm_caller_data_t *ftdm, SiCdPtyNum *cdPtyNum);
+uint8_t copy_cdPtyNum_to_sngss7(ftdm_caller_data_t *ftdm, SiCdPtyNum *cdPtyNum);
+
+int check_for_state_change(ftdm_channel_t *ftdmchan);
+unsigned long get_unique_id(void);
+
+ftdm_status_t extract_chan_data(uint32_t circuit, sngss7_chan_data_t **sngss7_info, ftdm_channel_t **ftdmchan);
+
+/******************************************************************************/
+
+/* FUNCTIONS ******************************************************************/
+uint8_t copy_cgPtyNum_from_sngss7(ftdm_caller_data_t *ftdm, SiCgPtyNum *cgPtyNum)
+{
+
+ return 0;
+}
+
+/******************************************************************************/
+uint8_t copy_cgPtyNum_to_sngss7(ftdm_caller_data_t *ftdm, SiCgPtyNum *cgPtyNum)
+{
+ int k;
+ int j;
+ int flag;
+ char tmp;
+ unsigned char lower;
+ unsigned char upper;
+
+ /**************************************************************************/
+ cgPtyNum->eh.pres = PRSNT_NODEF;
+ /**************************************************************************/
+ cgPtyNum->natAddrInd.pres = PRSNT_NODEF;
+ cgPtyNum->natAddrInd.val = 0x03;
+ /**************************************************************************/
+ cgPtyNum->scrnInd.pres = PRSNT_NODEF;
+ cgPtyNum->scrnInd.val = ftdm->screen;
+ /**************************************************************************/
+ cgPtyNum->presRest.pres = PRSNT_NODEF;
+ cgPtyNum->presRest.val = ftdm->pres;
+ /**************************************************************************/
+ cgPtyNum->numPlan.pres = PRSNT_NODEF;
+ cgPtyNum->numPlan.val = 0x01;
+ /**************************************************************************/
+ cgPtyNum->niInd.pres = PRSNT_NODEF;
+ cgPtyNum->niInd.val = 0x00;
+ /**************************************************************************/
+ cgPtyNum->addrSig.pres = PRSNT_NODEF;
+
+ k = 0;
+ j = 0;
+ flag = 0;
+ while (1) {
+ tmp = ftdm->cid_num.digits[k];
+ if (tmp != '\0') {
+ if (isdigit(tmp)) {
+ lower = atoi(&tmp);
+ k++;
+ tmp = ftdm->cid_num.digits[k];
+ } else {
+ while (!(isdigit(tmp)) && (tmp != '\0')) {
+ k++;
+ tmp = ftdm->cid_num.digits[k];
+ } /* while(!(isdigit(tmp))) */
+
+ if (tmp != '\0') {
+ lower = atoi(&tmp);
+ k++;
+ tmp = ftdm->cid_num.digits[k];
+ } else {
+ flag = 1;
+ lower = 0xf;
+ } /* if (tmp != '\0') */
+ } /* (isdigit(tmp)) */
+ } else {
+ flag = 1;
+ lower = 0xf;
+ } /* if (tmp != '\0') */
+
+ tmp = ftdm->cid_num.digits[k];
+ if (tmp != '\0') {
+ if (isdigit(tmp)) {
+ upper = (atoi(&tmp)) << 4;
+ } else {
+ while (!(isdigit(tmp)) && (tmp != '\0')) {
+ k++;
+ tmp = ftdm->cid_num.digits[k];
+ } /* while(!(isdigit(tmp))) */
+
+ if (tmp != '\0') {
+ upper = (atoi(&tmp)) << 4;
+ k++;
+ } else {
+ flag = 1;
+ upper = 0xf;
+ } /* if (tmp != '\0') */
+ } /* if (isdigit(tmp)) */
+ } else {
+ if (flag == 1){
+ upper = 0x0;
+ } else {
+ flag = 1;
+ upper = 0xf;
+ } /* if (flag == 1) */
+ } /* if (tmp != '\0') */
+
+ cgPtyNum->addrSig.val[j] = upper | lower;
+ j++;
+
+ if (flag) {
+ break;
+ } else {
+ k++;
+ }
+ } /* while(1) */
+
+ cgPtyNum->addrSig.len = j;
+ /**************************************************************************/
+ cgPtyNum->oddEven.pres = PRSNT_NODEF;
+ cgPtyNum->oddEven.val = ((cgPtyNum->addrSig.val[j] >>4) == 0x0 ) ? 0x01 : 0x00;
+ /**************************************************************************/
+ return 0;
+}
+
+/******************************************************************************/
+uint8_t copy_cdPtyNum_from_sngss7(ftdm_caller_data_t *ftdm, SiCdPtyNum *cdPtyNum)
+{
+
+ return 0;
+}
+
+/******************************************************************************/
+uint8_t copy_cdPtyNum_to_sngss7(ftdm_caller_data_t *ftdm, SiCdPtyNum *cdPtyNum)
+{
+ int k;
+ int j;
+ int flag;
+ char tmp;
+ unsigned char lower;
+ unsigned char upper;
+
+ /**************************************************************************/
+ cdPtyNum->eh.pres = PRSNT_NODEF;
+ /**************************************************************************/
+ cdPtyNum->natAddrInd.pres = PRSNT_NODEF;
+ cdPtyNum->natAddrInd.val = 0x03;
+ /**************************************************************************/
+ cdPtyNum->numPlan.pres = PRSNT_NODEF;
+ cdPtyNum->numPlan.val = 0x01;
+ /**************************************************************************/
+ cdPtyNum->innInd.pres = PRSNT_NODEF;
+ cdPtyNum->innInd.val = 0x01;
+ /**************************************************************************/
+ cdPtyNum->addrSig.pres = PRSNT_NODEF;
+
+ k = 0;
+ j = 0;
+ flag = 0;
+ while (1) {
+ tmp = ftdm->dnis.digits[k];
+ if (tmp != '\0') {
+ if (isdigit(tmp)) {
+ lower = atoi(&tmp);
+ k++;
+ tmp = ftdm->dnis.digits[k];
+ } else {
+ while (!(isdigit(tmp)) && (tmp != '\0')) {
+ k++;
+ tmp = ftdm->dnis.digits[k];
+ } /* while(!(isdigit(tmp))) */
+
+ if (tmp != '\0') {
+ lower = atoi(&tmp);
+ k++;
+ tmp = ftdm->dnis.digits[k];
+ } else {
+ flag = 1;
+ lower = 0xf;
+ } /* if (tmp != '\0') */
+ } /* (isdigit(tmp)) */
+ } else {
+ flag = 1;
+ lower = 0xf;
+ } /* if (tmp != '\0') */
+
+ tmp = ftdm->dnis.digits[k];
+ if (tmp != '\0') {
+ if (isdigit(tmp)) {
+ upper = (atoi(&tmp)) << 4;
+ } else {
+ while (!(isdigit(tmp)) && (tmp != '\0')) {
+ k++;
+ tmp = ftdm->dnis.digits[k];
+ } /* while(!(isdigit(tmp))) */
+
+ if (tmp != '\0') {
+ upper = (atoi(&tmp)) << 4;
+ k++;
+ } else {
+ flag = 1;
+ upper = 0xf;
+ } /* if (tmp != '\0') */
+ } /* if (isdigit(tmp)) */
+ } else {
+ if (flag == 1){
+ upper = 0x0;
+ } else {
+ flag = 1;
+ upper = 0xf;
+ } /* if (flag == 1) */
+ } /* if (tmp != '\0') */
+
+ cdPtyNum->addrSig.val[j] = upper | lower;
+ j++;
+
+ if (flag) {
+ break;
+ } else {
+ k++;
+ }
+ } /* while(1) */
+
+ cdPtyNum->addrSig.len = j;
+ /**************************************************************************/
+ cdPtyNum->oddEven.pres = PRSNT_NODEF;
+ cdPtyNum->oddEven.val = ((cdPtyNum->addrSig.val[j] >>4) == 0x0 ) ? 0x01 : 0x00;
+ /**************************************************************************/
+ return 0;
+}
+
+/******************************************************************************/
+uint8_t copy_tknStr_from_sngss7(TknStr str, char *ftdm, TknU8 oddEven)
+{
+ uint8_t i;
+ uint8_t j;
+
+ /* check if the token string is present */
+ if (str.pres == 1) {
+ j=0;
+
+ for (i=0; i < str.len; i++) {
+ sprintf(&ftdm[j], "%d", (str.val[i] & 0x0F));
+ j++;
+ sprintf(&ftdm[j], "%d", ((str.val[i] & 0xF0) >> 4));
+ j++;
+ }
+
+ /* if the odd flag is up the last digit is a fake "0" */
+ if ((oddEven.pres == 1) && (oddEven.val == 1)) {
+ ftdm[j-1] = '\0';
+ } else {
+ ftdm[j] = '\0';
+ }
+ } else {
+ SS7_ERROR("Asked to copy tknStr that is not present!\n");
+ return 1;
+ }
+
+ return 0;
+}
+
+/******************************************************************************/
+int check_for_state_change(ftdm_channel_t *ftdmchan)
+{
+
+#if 0
+ SS7_DEBUG("Checking for pending state change on span: %d, chan: %d\n!",
+ ftdmchan->physical_span_id,
+ ftdmchan->physical_chan_id);
+#endif
+ /* check to see if there are any pending state changes on the channel and give them a sec to happen*/
+ ftdm_wait_for_flag_cleared(ftdmchan, FTDM_CHANNEL_STATE_CHANGE, 5000);
+
+ /* check the flag to confirm it is clear now */
+ if (ftdm_test_flag(ftdmchan, FTDM_CHANNEL_STATE_CHANGE)) {
+ /* the flag is still up...so we have a problem */
+ SS7_ERROR("FTDM_CHANNEL_STATE_CHANGE set for over 500ms on span: %d, chan: %d\n",
+ ftdmchan->physical_span_id,
+ ftdmchan->physical_chan_id);
+
+ /* move the state of the channel to RESTART to force a reset */
+ ftdm_set_state_locked(ftdmchan, FTDM_CHANNEL_STATE_RESTART);
+
+ return 1;
+ }
+ return 0;
+}
+
+/******************************************************************************/
+ftdm_status_t extract_chan_data(uint32_t circuit, sngss7_chan_data_t **sngss7_info, ftdm_channel_t **ftdmchan)
+{
+ SS7_FUNC_TRACE_ENTER(__FUNCTION__);
+
+ if (g_ftdm_sngss7_data.cfg.isupCircuit[circuit].obj == NULL) {
+ SS7_ERROR("sngss7_info is Null for circuit #%d\n", circuit);
+ return FTDM_FAIL;
+ }
+
+ ftdm_assert_return(g_ftdm_sngss7_data.cfg.isupCircuit[circuit].obj,FTDM_FAIL,"received message on signalling link or non-configured cic\n");
+ *sngss7_info = g_ftdm_sngss7_data.cfg.isupCircuit[circuit].obj;
+
+ ftdm_assert_return((*sngss7_info)->ftdmchan,FTDM_FAIL,"received message on signalling link or non-configured cic\n");
+ *ftdmchan = (*sngss7_info)->ftdmchan;
+
+ SS7_FUNC_TRACE_EXIT(__FUNCTION__);
+ return FTDM_SUCCESS;
+}
+
+/******************************************************************************/
+unsigned long get_unique_id(void)
+{
+
+ if (sngss7_id < 420000000) {
+ sngss7_id++;
+ } else {
+ sngss7_id = 1;
+ }
+
+ return(sngss7_id);
+}
+
+/******************************************************************************/
+
+/******************************************************************************/
+/* For Emacs:
+ * Local Variables:
+ * mode:c
+ * indent-tabs-mode:t
+ * tab-width:4
+ * c-basic-offset:4
+ * End:
+ * For VIM:
+ * vim:set softtabstop=4 shiftwidth=4 tabstop=4:
+ */
+/******************************************************************************/