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rose_qsig_diversion.c
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rose_qsig_diversion.c
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/*
* libpri: An implementation of Primary Rate ISDN
*
* Copyright (C) 2009 Digium, Inc.
*
* Richard Mudgett <[email protected]>
*
* See http://www.asterisk.org for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
*
* This program is free software, distributed under the terms of
* the GNU General Public License Version 2 as published by the
* Free Software Foundation. See the LICENSE file included with
* this program for more details.
*
* In addition, when this program is distributed with Asterisk in
* any form that would qualify as a 'combined work' or as a
* 'derivative work' (but not mere aggregation), you can redistribute
* and/or modify the combination under the terms of the license
* provided with that copy of Asterisk, instead of the license
* terms granted here.
*/
/*!
* \file
* \brief Q.SIG ROSE Call-Diversion-Operations
*
* Call-Diversion-Operations ECMA-174 Annex F Table F.1
*
* \author Richard Mudgett <[email protected]>
*/
#include "compat.h"
#include "libpri.h"
#include "pri_internal.h"
#include "rose.h"
#include "rose_internal.h"
#include "asn1.h"
/* ------------------------------------------------------------------- */
/*!
* \internal
* \brief Encode the IntResult type.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param pos Starting position to encode ASN.1 component.
* \param end End of ASN.1 encoding data buffer.
* \param tag Component tag to identify the encoded component.
* The tag should be ASN1_TAG_SEQUENCE unless the caller implicitly
* tags it otherwise.
* \param int_result Forwarding record information to encode.
*
* \retval Start of the next ASN.1 component to encode on success.
* \retval NULL on error.
*/
static unsigned char *rose_enc_qsig_IntResult(struct pri *ctrl, unsigned char *pos,
unsigned char *end, unsigned tag, const struct roseQsigForwardingRecord *int_result)
{
unsigned char *seq_len;
ASN1_CONSTRUCTED_BEGIN(seq_len, pos, end, tag);
ASN1_CALL(pos, rose_enc_PartyNumber(ctrl, pos, end,
&int_result->served_user_number));
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_TYPE_ENUMERATED,
int_result->basic_service));
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_TYPE_ENUMERATED, int_result->procedure));
ASN1_CALL(pos, rose_enc_Address(ctrl, pos, end, ASN1_TAG_SEQUENCE,
&int_result->diverted_to));
if (int_result->remote_enabled) {
/* Not the DEFAULT value */
ASN1_CALL(pos, asn1_enc_boolean(pos, end, ASN1_TYPE_BOOLEAN,
int_result->remote_enabled));
}
/* No extension to encode */
ASN1_CONSTRUCTED_END(seq_len, pos, end);
return pos;
}
/*!
* \internal
* \brief Encode the IntResultList type.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param pos Starting position to encode ASN.1 component.
* \param end End of ASN.1 encoding data buffer.
* \param tag Component tag to identify the encoded component.
* The tag should be ASN1_TAG_SET unless the caller implicitly
* tags it otherwise.
* \param int_result_list Forwarding record list information to encode.
*
* \retval Start of the next ASN.1 component to encode on success.
* \retval NULL on error.
*/
static unsigned char *rose_enc_qsig_IntResultList(struct pri *ctrl, unsigned char *pos,
unsigned char *end, unsigned tag,
const struct roseQsigForwardingList *int_result_list)
{
unsigned index;
unsigned char *set_len;
ASN1_CONSTRUCTED_BEGIN(set_len, pos, end, tag);
for (index = 0; index < int_result_list->num_records; ++index) {
ASN1_CALL(pos, rose_enc_qsig_IntResult(ctrl, pos, end, ASN1_TAG_SEQUENCE,
&int_result_list->list[index]));
}
ASN1_CONSTRUCTED_END(set_len, pos, end);
return pos;
}
/*!
* \brief Encode the ActivateDiversionQ invoke facility ie arguments.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param pos Starting position to encode ASN.1 component.
* \param end End of ASN.1 encoding data buffer.
* \param args Arguments to encode in the buffer.
*
* \retval Start of the next ASN.1 component to encode on success.
* \retval NULL on error.
*/
unsigned char *rose_enc_qsig_ActivateDiversionQ_ARG(struct pri *ctrl, unsigned char *pos,
unsigned char *end, const union rose_msg_invoke_args *args)
{
const struct roseQsigActivateDiversionQ_ARG *activate_diversion_q;
unsigned char *seq_len;
ASN1_CONSTRUCTED_BEGIN(seq_len, pos, end, ASN1_TAG_SEQUENCE);
activate_diversion_q = &args->qsig.ActivateDiversionQ;
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_TYPE_ENUMERATED,
activate_diversion_q->procedure));
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_TYPE_ENUMERATED,
activate_diversion_q->basic_service));
ASN1_CALL(pos, rose_enc_Address(ctrl, pos, end, ASN1_TAG_SEQUENCE,
&activate_diversion_q->diverted_to));
ASN1_CALL(pos, rose_enc_PartyNumber(ctrl, pos, end,
&activate_diversion_q->served_user_number));
ASN1_CALL(pos, rose_enc_PartyNumber(ctrl, pos, end,
&activate_diversion_q->activating_user_number));
/* No extension to encode */
ASN1_CONSTRUCTED_END(seq_len, pos, end);
return pos;
}
/*!
* \brief Encode the DeactivateDiversionQ invoke facility ie arguments.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param pos Starting position to encode ASN.1 component.
* \param end End of ASN.1 encoding data buffer.
* \param args Arguments to encode in the buffer.
*
* \retval Start of the next ASN.1 component to encode on success.
* \retval NULL on error.
*/
unsigned char *rose_enc_qsig_DeactivateDiversionQ_ARG(struct pri *ctrl,
unsigned char *pos, unsigned char *end, const union rose_msg_invoke_args *args)
{
const struct roseQsigDeactivateDiversionQ_ARG *deactivate_diversion_q;
unsigned char *seq_len;
ASN1_CONSTRUCTED_BEGIN(seq_len, pos, end, ASN1_TAG_SEQUENCE);
deactivate_diversion_q = &args->qsig.DeactivateDiversionQ;
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_TYPE_ENUMERATED,
deactivate_diversion_q->procedure));
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_TYPE_ENUMERATED,
deactivate_diversion_q->basic_service));
ASN1_CALL(pos, rose_enc_PartyNumber(ctrl, pos, end,
&deactivate_diversion_q->served_user_number));
ASN1_CALL(pos, rose_enc_PartyNumber(ctrl, pos, end,
&deactivate_diversion_q->deactivating_user_number));
/* No extension to encode */
ASN1_CONSTRUCTED_END(seq_len, pos, end);
return pos;
}
/*!
* \brief Encode the InterrogateDiversionQ invoke facility ie arguments.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param pos Starting position to encode ASN.1 component.
* \param end End of ASN.1 encoding data buffer.
* \param args Arguments to encode in the buffer.
*
* \retval Start of the next ASN.1 component to encode on success.
* \retval NULL on error.
*/
unsigned char *rose_enc_qsig_InterrogateDiversionQ_ARG(struct pri *ctrl,
unsigned char *pos, unsigned char *end, const union rose_msg_invoke_args *args)
{
const struct roseQsigInterrogateDiversionQ_ARG *interrogate_diversion_q;
unsigned char *seq_len;
ASN1_CONSTRUCTED_BEGIN(seq_len, pos, end, ASN1_TAG_SEQUENCE);
interrogate_diversion_q = &args->qsig.InterrogateDiversionQ;
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_TYPE_ENUMERATED,
interrogate_diversion_q->procedure));
if (interrogate_diversion_q->basic_service) {
/* Not the DEFAULT value */
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_TYPE_ENUMERATED,
interrogate_diversion_q->basic_service));
}
ASN1_CALL(pos, rose_enc_PartyNumber(ctrl, pos, end,
&interrogate_diversion_q->served_user_number));
ASN1_CALL(pos, rose_enc_PartyNumber(ctrl, pos, end,
&interrogate_diversion_q->interrogating_user_number));
/* No extension to encode */
ASN1_CONSTRUCTED_END(seq_len, pos, end);
return pos;
}
/*!
* \brief Encode the InterrogateDiversionQ result facility ie arguments.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param pos Starting position to encode ASN.1 component.
* \param end End of ASN.1 encoding data buffer.
* \param args Arguments to encode in the buffer.
*
* \retval Start of the next ASN.1 component to encode on success.
* \retval NULL on error.
*/
unsigned char *rose_enc_qsig_InterrogateDiversionQ_RES(struct pri *ctrl,
unsigned char *pos, unsigned char *end, const union rose_msg_result_args *args)
{
return rose_enc_qsig_IntResultList(ctrl, pos, end, ASN1_TAG_SET,
&args->qsig.InterrogateDiversionQ);
}
/*!
* \brief Encode the CheckRestriction invoke facility ie arguments.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param pos Starting position to encode ASN.1 component.
* \param end End of ASN.1 encoding data buffer.
* \param args Arguments to encode in the buffer.
*
* \retval Start of the next ASN.1 component to encode on success.
* \retval NULL on error.
*/
unsigned char *rose_enc_qsig_CheckRestriction_ARG(struct pri *ctrl, unsigned char *pos,
unsigned char *end, const union rose_msg_invoke_args *args)
{
const struct roseQsigCheckRestriction_ARG *check_restriction;
unsigned char *seq_len;
ASN1_CONSTRUCTED_BEGIN(seq_len, pos, end, ASN1_TAG_SEQUENCE);
check_restriction = &args->qsig.CheckRestriction;
ASN1_CALL(pos, rose_enc_PartyNumber(ctrl, pos, end,
&check_restriction->served_user_number));
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_TYPE_ENUMERATED,
check_restriction->basic_service));
ASN1_CALL(pos, rose_enc_PartyNumber(ctrl, pos, end,
&check_restriction->diverted_to_number));
/* No extension to encode */
ASN1_CONSTRUCTED_END(seq_len, pos, end);
return pos;
}
/*!
* \brief Encode the CallRerouting invoke facility ie arguments.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param pos Starting position to encode ASN.1 component.
* \param end End of ASN.1 encoding data buffer.
* \param args Arguments to encode in the buffer.
*
* \retval Start of the next ASN.1 component to encode on success.
* \retval NULL on error.
*/
unsigned char *rose_enc_qsig_CallRerouting_ARG(struct pri *ctrl, unsigned char *pos,
unsigned char *end, const union rose_msg_invoke_args *args)
{
const struct roseQsigCallRerouting_ARG *call_rerouting;
unsigned char *seq_len;
unsigned char *exp_len;
ASN1_CONSTRUCTED_BEGIN(seq_len, pos, end, ASN1_TAG_SEQUENCE);
call_rerouting = &args->qsig.CallRerouting;
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_TYPE_ENUMERATED,
call_rerouting->rerouting_reason));
if (call_rerouting->original_rerouting_reason_present) {
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_CLASS_CONTEXT_SPECIFIC | 0,
call_rerouting->original_rerouting_reason));
}
ASN1_CALL(pos, rose_enc_Address(ctrl, pos, end, ASN1_TAG_SEQUENCE,
&call_rerouting->called));
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_TYPE_INTEGER,
call_rerouting->diversion_counter));
ASN1_CALL(pos, rose_enc_Q931ie(ctrl, pos, end, ASN1_CLASS_APPLICATION | 0,
&call_rerouting->q931ie));
/* EXPLICIT tag */
ASN1_CONSTRUCTED_BEGIN(exp_len, pos, end, ASN1_CLASS_CONTEXT_SPECIFIC | 1);
ASN1_CALL(pos, rose_enc_PresentedNumberUnscreened(ctrl, pos, end,
&call_rerouting->last_rerouting));
ASN1_CONSTRUCTED_END(exp_len, pos, end);
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_CLASS_CONTEXT_SPECIFIC | 2,
call_rerouting->subscription_option));
if (call_rerouting->calling_subaddress.length) {
/* EXPLICIT tag */
ASN1_CONSTRUCTED_BEGIN(exp_len, pos, end, ASN1_CLASS_CONTEXT_SPECIFIC | 3);
ASN1_CALL(pos, rose_enc_PartySubaddress(ctrl, pos, end,
&call_rerouting->calling_subaddress));
ASN1_CONSTRUCTED_END(exp_len, pos, end);
}
/* EXPLICIT tag */
ASN1_CONSTRUCTED_BEGIN(exp_len, pos, end, ASN1_CLASS_CONTEXT_SPECIFIC | 4);
ASN1_CALL(pos, rose_enc_PresentedNumberScreened(ctrl, pos, end,
&call_rerouting->calling));
ASN1_CONSTRUCTED_END(exp_len, pos, end);
if (call_rerouting->calling_name_present) {
/* EXPLICIT tag */
ASN1_CONSTRUCTED_BEGIN(exp_len, pos, end, ASN1_CLASS_CONTEXT_SPECIFIC | 5);
ASN1_CALL(pos, rose_enc_qsig_Name(ctrl, pos, end,
&call_rerouting->calling_name));
ASN1_CONSTRUCTED_END(exp_len, pos, end);
}
if (call_rerouting->original_called_present) {
/* EXPLICIT tag */
ASN1_CONSTRUCTED_BEGIN(exp_len, pos, end, ASN1_CLASS_CONTEXT_SPECIFIC | 6);
ASN1_CALL(pos, rose_enc_PresentedNumberUnscreened(ctrl, pos, end,
&call_rerouting->original_called));
ASN1_CONSTRUCTED_END(exp_len, pos, end);
}
if (call_rerouting->redirecting_name_present) {
/* EXPLICIT tag */
ASN1_CONSTRUCTED_BEGIN(exp_len, pos, end, ASN1_CLASS_CONTEXT_SPECIFIC | 7);
ASN1_CALL(pos, rose_enc_qsig_Name(ctrl, pos, end,
&call_rerouting->redirecting_name));
ASN1_CONSTRUCTED_END(exp_len, pos, end);
}
if (call_rerouting->original_called_name_present) {
/* EXPLICIT tag */
ASN1_CONSTRUCTED_BEGIN(exp_len, pos, end, ASN1_CLASS_CONTEXT_SPECIFIC | 8);
ASN1_CALL(pos, rose_enc_qsig_Name(ctrl, pos, end,
&call_rerouting->original_called_name));
ASN1_CONSTRUCTED_END(exp_len, pos, end);
}
/* No extension to encode */
ASN1_CONSTRUCTED_END(seq_len, pos, end);
return pos;
}
/*!
* \brief Encode the DivertingLegInformation1 invoke facility ie arguments.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param pos Starting position to encode ASN.1 component.
* \param end End of ASN.1 encoding data buffer.
* \param args Arguments to encode in the buffer.
*
* \retval Start of the next ASN.1 component to encode on success.
* \retval NULL on error.
*/
unsigned char *rose_enc_qsig_DivertingLegInformation1_ARG(struct pri *ctrl,
unsigned char *pos, unsigned char *end, const union rose_msg_invoke_args *args)
{
const struct roseQsigDivertingLegInformation1_ARG *diverting_leg_information_1;
unsigned char *seq_len;
ASN1_CONSTRUCTED_BEGIN(seq_len, pos, end, ASN1_TAG_SEQUENCE);
diverting_leg_information_1 = &args->qsig.DivertingLegInformation1;
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_TYPE_ENUMERATED,
diverting_leg_information_1->diversion_reason));
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_TYPE_ENUMERATED,
diverting_leg_information_1->subscription_option));
ASN1_CALL(pos, rose_enc_PartyNumber(ctrl, pos, end,
&diverting_leg_information_1->nominated_number));
/* No extension to encode */
ASN1_CONSTRUCTED_END(seq_len, pos, end);
return pos;
}
/*!
* \brief Encode the DivertingLegInformation2 invoke facility ie arguments.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param pos Starting position to encode ASN.1 component.
* \param end End of ASN.1 encoding data buffer.
* \param args Arguments to encode in the buffer.
*
* \retval Start of the next ASN.1 component to encode on success.
* \retval NULL on error.
*/
unsigned char *rose_enc_qsig_DivertingLegInformation2_ARG(struct pri *ctrl,
unsigned char *pos, unsigned char *end, const union rose_msg_invoke_args *args)
{
const struct roseQsigDivertingLegInformation2_ARG *diverting_leg_information_2;
unsigned char *seq_len;
unsigned char *exp_len;
ASN1_CONSTRUCTED_BEGIN(seq_len, pos, end, ASN1_TAG_SEQUENCE);
diverting_leg_information_2 = &args->qsig.DivertingLegInformation2;
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_TYPE_INTEGER,
diverting_leg_information_2->diversion_counter));
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_TYPE_ENUMERATED,
diverting_leg_information_2->diversion_reason));
if (diverting_leg_information_2->original_diversion_reason_present) {
ASN1_CALL(pos, asn1_enc_int(pos, end, ASN1_CLASS_CONTEXT_SPECIFIC | 0,
diverting_leg_information_2->original_diversion_reason));
}
if (diverting_leg_information_2->diverting_present) {
/* EXPLICIT tag */
ASN1_CONSTRUCTED_BEGIN(exp_len, pos, end, ASN1_CLASS_CONTEXT_SPECIFIC | 1);
ASN1_CALL(pos, rose_enc_PresentedNumberUnscreened(ctrl, pos, end,
&diverting_leg_information_2->diverting));
ASN1_CONSTRUCTED_END(exp_len, pos, end);
}
if (diverting_leg_information_2->original_called_present) {
/* EXPLICIT tag */
ASN1_CONSTRUCTED_BEGIN(exp_len, pos, end, ASN1_CLASS_CONTEXT_SPECIFIC | 2);
ASN1_CALL(pos, rose_enc_PresentedNumberUnscreened(ctrl, pos, end,
&diverting_leg_information_2->original_called));
ASN1_CONSTRUCTED_END(exp_len, pos, end);
}
if (diverting_leg_information_2->redirecting_name_present) {
/* EXPLICIT tag */
ASN1_CONSTRUCTED_BEGIN(exp_len, pos, end, ASN1_CLASS_CONTEXT_SPECIFIC | 3);
ASN1_CALL(pos, rose_enc_qsig_Name(ctrl, pos, end,
&diverting_leg_information_2->redirecting_name));
ASN1_CONSTRUCTED_END(exp_len, pos, end);
}
if (diverting_leg_information_2->original_called_name_present) {
/* EXPLICIT tag */
ASN1_CONSTRUCTED_BEGIN(exp_len, pos, end, ASN1_CLASS_CONTEXT_SPECIFIC | 4);
ASN1_CALL(pos, rose_enc_qsig_Name(ctrl, pos, end,
&diverting_leg_information_2->original_called_name));
ASN1_CONSTRUCTED_END(exp_len, pos, end);
}
/* No extension to encode */
ASN1_CONSTRUCTED_END(seq_len, pos, end);
return pos;
}
/*!
* \brief Encode the DivertingLegInformation3 invoke facility ie arguments.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param pos Starting position to encode ASN.1 component.
* \param end End of ASN.1 encoding data buffer.
* \param args Arguments to encode in the buffer.
*
* \retval Start of the next ASN.1 component to encode on success.
* \retval NULL on error.
*/
unsigned char *rose_enc_qsig_DivertingLegInformation3_ARG(struct pri *ctrl,
unsigned char *pos, unsigned char *end, const union rose_msg_invoke_args *args)
{
const struct roseQsigDivertingLegInformation3_ARG *diverting_leg_information_3;
unsigned char *seq_len;
unsigned char *exp_len;
ASN1_CONSTRUCTED_BEGIN(seq_len, pos, end, ASN1_TAG_SEQUENCE);
diverting_leg_information_3 = &args->qsig.DivertingLegInformation3;
ASN1_CALL(pos, asn1_enc_boolean(pos, end, ASN1_TYPE_BOOLEAN,
diverting_leg_information_3->presentation_allowed_indicator));
if (diverting_leg_information_3->redirection_name_present) {
/* EXPLICIT tag */
ASN1_CONSTRUCTED_BEGIN(exp_len, pos, end, ASN1_CLASS_CONTEXT_SPECIFIC | 0);
ASN1_CALL(pos, rose_enc_qsig_Name(ctrl, pos, end,
&diverting_leg_information_3->redirection_name));
ASN1_CONSTRUCTED_END(exp_len, pos, end);
}
/* No extension to encode */
ASN1_CONSTRUCTED_END(seq_len, pos, end);
return pos;
}
/*!
* \internal
* \brief Decode the IntResult argument parameters.
*
* \param ctrl D channel controller for any diagnostic messages.
* \param name Field name
* \param tag Component tag that identified this production.
* \param pos Starting position of the ASN.1 component length.
* \param end End of ASN.1 decoding data buffer.
* \param int_result Parameter storage to fill.
*
* \retval Start of the next ASN.1 component on success.
* \retval NULL on error.
*/
static const unsigned char *rose_dec_qsig_IntResult(struct pri *ctrl, const char *name,
unsigned tag, const unsigned char *pos, const unsigned char *end,
struct roseQsigForwardingRecord *int_result)
{
int32_t value;
int length;
int seq_offset;
const unsigned char *seq_end;
const unsigned char *save_pos;
if (ctrl->debug & PRI_DEBUG_APDU) {
pri_message(ctrl, " %s IntResult %s\n", name, asn1_tag2str(tag));
}
ASN1_CALL(pos, asn1_dec_length(pos, end, &length));
ASN1_END_SETUP(seq_end, seq_offset, length, pos, end);
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CALL(pos, rose_dec_PartyNumber(ctrl, "servedUserNr", tag, pos, seq_end,
&int_result->served_user_number));
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TYPE_ENUMERATED);
ASN1_CALL(pos, asn1_dec_int(ctrl, "basicService", tag, pos, seq_end, &value));
int_result->basic_service = value;
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TYPE_ENUMERATED);
ASN1_CALL(pos, asn1_dec_int(ctrl, "procedure", tag, pos, seq_end, &value));
int_result->procedure = value;
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TAG_SEQUENCE);
ASN1_CALL(pos, rose_dec_Address(ctrl, "divertedToAddress", tag, pos, seq_end,
&int_result->diverted_to));
/*
* A sequence specifies an ordered list of component types.
* However, for simplicity we are not checking the order of
* the remaining optional components.
*/
int_result->remote_enabled = 0; /* DEFAULT FALSE */
while (pos < seq_end && *pos != ASN1_INDEF_TERM) {
save_pos = pos;
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
switch (tag & ~ASN1_PC_MASK) {
case ASN1_TYPE_BOOLEAN:
/* Must not be constructed but we will not check for it for simplicity. */
ASN1_CALL(pos, asn1_dec_boolean(ctrl, "remoteEnabled", tag, pos, seq_end,
&value));
int_result->remote_enabled = value;
break;
case ASN1_CLASS_CONTEXT_SPECIFIC | 1:
case ASN1_CLASS_CONTEXT_SPECIFIC | 2:
if (ctrl->debug & PRI_DEBUG_APDU) {
pri_message(ctrl, " extension %s\n", asn1_tag2str(tag));
}
/* Fixup will skip over the manufacturer extension information */
default:
pos = save_pos;
goto cancel_options;
}
}
cancel_options:;
ASN1_END_FIXUP(ctrl, pos, seq_offset, seq_end, end);
return pos;
}
/*!
* \internal
* \brief Decode the IntResultList argument parameters.
*
* \param ctrl D channel controller for any diagnostic messages.
* \param name Field name
* \param tag Component tag that identified this production.
* \param pos Starting position of the ASN.1 component length.
* \param end End of ASN.1 decoding data buffer.
* \param int_result_list Parameter storage to fill.
*
* \retval Start of the next ASN.1 component on success.
* \retval NULL on error.
*/
static const unsigned char *rose_dec_qsig_IntResultList(struct pri *ctrl,
const char *name, unsigned tag, const unsigned char *pos, const unsigned char *end,
struct roseQsigForwardingList *int_result_list)
{
int length;
int set_offset;
const unsigned char *set_end;
if (ctrl->debug & PRI_DEBUG_APDU) {
pri_message(ctrl, " %s IntResultList %s\n", name, asn1_tag2str(tag));
}
ASN1_CALL(pos, asn1_dec_length(pos, end, &length));
ASN1_END_SETUP(set_end, set_offset, length, pos, end);
int_result_list->num_records = 0;
while (pos < set_end && *pos != ASN1_INDEF_TERM) {
if (int_result_list->num_records < ARRAY_LEN(int_result_list->list)) {
ASN1_CALL(pos, asn1_dec_tag(pos, set_end, &tag));
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TAG_SEQUENCE);
ASN1_CALL(pos, rose_dec_qsig_IntResult(ctrl, "listEntry", tag, pos, set_end,
&int_result_list->list[int_result_list->num_records]));
++int_result_list->num_records;
} else {
/* Too many records */
return NULL;
}
}
ASN1_END_FIXUP(ctrl, pos, set_offset, set_end, end);
return pos;
}
/*!
* \brief Decode the Q.SIG ActivateDiversionQ invoke argument parameters.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param tag Component tag that identified this structure.
* \param pos Starting position of the ASN.1 component length.
* \param end End of ASN.1 decoding data buffer.
* \param args Arguments to fill in from the decoded buffer.
*
* \retval Start of the next ASN.1 component on success.
* \retval NULL on error.
*/
const unsigned char *rose_dec_qsig_ActivateDiversionQ_ARG(struct pri *ctrl, unsigned tag,
const unsigned char *pos, const unsigned char *end, union rose_msg_invoke_args *args)
{
int32_t value;
int length;
int seq_offset;
const unsigned char *seq_end;
struct roseQsigActivateDiversionQ_ARG *activate_diversion_q;
activate_diversion_q = &args->qsig.ActivateDiversionQ;
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TAG_SEQUENCE);
if (ctrl->debug & PRI_DEBUG_APDU) {
pri_message(ctrl, " ActivateDiversionQ %s\n", asn1_tag2str(tag));
}
ASN1_CALL(pos, asn1_dec_length(pos, end, &length));
ASN1_END_SETUP(seq_end, seq_offset, length, pos, end);
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TYPE_ENUMERATED);
ASN1_CALL(pos, asn1_dec_int(ctrl, "procedure", tag, pos, seq_end, &value));
activate_diversion_q->procedure = value;
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TYPE_ENUMERATED);
ASN1_CALL(pos, asn1_dec_int(ctrl, "basicService", tag, pos, seq_end, &value));
activate_diversion_q->basic_service = value;
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TAG_SEQUENCE);
ASN1_CALL(pos, rose_dec_Address(ctrl, "divertedToAddress", tag, pos, seq_end,
&activate_diversion_q->diverted_to));
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CALL(pos, rose_dec_PartyNumber(ctrl, "servedUserNr", tag, pos, seq_end,
&activate_diversion_q->served_user_number));
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CALL(pos, rose_dec_PartyNumber(ctrl, "activatingUserNr", tag, pos, seq_end,
&activate_diversion_q->activating_user_number));
/* Fixup will skip over any OPTIONAL manufacturer extension information */
ASN1_END_FIXUP(ctrl, pos, seq_offset, seq_end, end);
return pos;
}
/*!
* \brief Decode the Q.SIG DeactivateDiversionQ invoke argument parameters.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param tag Component tag that identified this structure.
* \param pos Starting position of the ASN.1 component length.
* \param end End of ASN.1 decoding data buffer.
* \param args Arguments to fill in from the decoded buffer.
*
* \retval Start of the next ASN.1 component on success.
* \retval NULL on error.
*/
const unsigned char *rose_dec_qsig_DeactivateDiversionQ_ARG(struct pri *ctrl,
unsigned tag, const unsigned char *pos, const unsigned char *end,
union rose_msg_invoke_args *args)
{
int32_t value;
int length;
int seq_offset;
const unsigned char *seq_end;
struct roseQsigDeactivateDiversionQ_ARG *deactivate_diversion_q;
deactivate_diversion_q = &args->qsig.DeactivateDiversionQ;
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TAG_SEQUENCE);
if (ctrl->debug & PRI_DEBUG_APDU) {
pri_message(ctrl, " DeactivateDiversionQ %s\n", asn1_tag2str(tag));
}
ASN1_CALL(pos, asn1_dec_length(pos, end, &length));
ASN1_END_SETUP(seq_end, seq_offset, length, pos, end);
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TYPE_ENUMERATED);
ASN1_CALL(pos, asn1_dec_int(ctrl, "procedure", tag, pos, seq_end, &value));
deactivate_diversion_q->procedure = value;
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TYPE_ENUMERATED);
ASN1_CALL(pos, asn1_dec_int(ctrl, "basicService", tag, pos, seq_end, &value));
deactivate_diversion_q->basic_service = value;
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CALL(pos, rose_dec_PartyNumber(ctrl, "servedUserNr", tag, pos, seq_end,
&deactivate_diversion_q->served_user_number));
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CALL(pos, rose_dec_PartyNumber(ctrl, "deactivatingUserNr", tag, pos, seq_end,
&deactivate_diversion_q->deactivating_user_number));
/* Fixup will skip over any OPTIONAL manufacturer extension information */
ASN1_END_FIXUP(ctrl, pos, seq_offset, seq_end, end);
return pos;
}
/*!
* \brief Decode the Q.SIG InterrogateDiversionQ invoke argument parameters.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param tag Component tag that identified this structure.
* \param pos Starting position of the ASN.1 component length.
* \param end End of ASN.1 decoding data buffer.
* \param args Arguments to fill in from the decoded buffer.
*
* \retval Start of the next ASN.1 component on success.
* \retval NULL on error.
*/
const unsigned char *rose_dec_qsig_InterrogateDiversionQ_ARG(struct pri *ctrl,
unsigned tag, const unsigned char *pos, const unsigned char *end,
union rose_msg_invoke_args *args)
{
int32_t value;
int length;
int seq_offset;
const unsigned char *seq_end;
struct roseQsigInterrogateDiversionQ_ARG *interrogate_diversion_q;
interrogate_diversion_q = &args->qsig.InterrogateDiversionQ;
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TAG_SEQUENCE);
if (ctrl->debug & PRI_DEBUG_APDU) {
pri_message(ctrl, " InterrogateDiversionQ %s\n", asn1_tag2str(tag));
}
ASN1_CALL(pos, asn1_dec_length(pos, end, &length));
ASN1_END_SETUP(seq_end, seq_offset, length, pos, end);
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TYPE_ENUMERATED);
ASN1_CALL(pos, asn1_dec_int(ctrl, "procedure", tag, pos, seq_end, &value));
interrogate_diversion_q->procedure = value;
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
if (tag == ASN1_TYPE_ENUMERATED) {
ASN1_CALL(pos, asn1_dec_int(ctrl, "basicService", tag, pos, seq_end, &value));
interrogate_diversion_q->basic_service = value;
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
} else {
interrogate_diversion_q->basic_service = 0; /* allServices */
}
ASN1_CALL(pos, rose_dec_PartyNumber(ctrl, "servedUserNr", tag, pos, seq_end,
&interrogate_diversion_q->served_user_number));
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CALL(pos, rose_dec_PartyNumber(ctrl, "interrogatingUserNr", tag, pos, seq_end,
&interrogate_diversion_q->interrogating_user_number));
/* Fixup will skip over any OPTIONAL manufacturer extension information */
ASN1_END_FIXUP(ctrl, pos, seq_offset, seq_end, end);
return pos;
}
/*!
* \brief Decode the Q.SIG InterrogateDiversionQ result argument parameters.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param tag Component tag that identified this structure.
* \param pos Starting position of the ASN.1 component length.
* \param end End of ASN.1 decoding data buffer.
* \param args Arguments to fill in from the decoded buffer.
*
* \retval Start of the next ASN.1 component on success.
* \retval NULL on error.
*/
const unsigned char *rose_dec_qsig_InterrogateDiversionQ_RES(struct pri *ctrl,
unsigned tag, const unsigned char *pos, const unsigned char *end,
union rose_msg_result_args *args)
{
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TAG_SET);
return rose_dec_qsig_IntResultList(ctrl, "InterrogateDiversionQ", tag, pos, end,
&args->qsig.InterrogateDiversionQ);
}
/*!
* \brief Decode the Q.SIG CheckRestriction invoke argument parameters.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param tag Component tag that identified this structure.
* \param pos Starting position of the ASN.1 component length.
* \param end End of ASN.1 decoding data buffer.
* \param args Arguments to fill in from the decoded buffer.
*
* \retval Start of the next ASN.1 component on success.
* \retval NULL on error.
*/
const unsigned char *rose_dec_qsig_CheckRestriction_ARG(struct pri *ctrl, unsigned tag,
const unsigned char *pos, const unsigned char *end, union rose_msg_invoke_args *args)
{
int32_t value;
int length;
int seq_offset;
const unsigned char *seq_end;
struct roseQsigCheckRestriction_ARG *check_restriction;
check_restriction = &args->qsig.CheckRestriction;
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TAG_SEQUENCE);
if (ctrl->debug & PRI_DEBUG_APDU) {
pri_message(ctrl, " CheckRestriction %s\n", asn1_tag2str(tag));
}
ASN1_CALL(pos, asn1_dec_length(pos, end, &length));
ASN1_END_SETUP(seq_end, seq_offset, length, pos, end);
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CALL(pos, rose_dec_PartyNumber(ctrl, "servedUserNr", tag, pos, seq_end,
&check_restriction->served_user_number));
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TYPE_ENUMERATED);
ASN1_CALL(pos, asn1_dec_int(ctrl, "basicService", tag, pos, seq_end, &value));
check_restriction->basic_service = value;
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CALL(pos, rose_dec_PartyNumber(ctrl, "divertedToNr", tag, pos, seq_end,
&check_restriction->diverted_to_number));
/* Fixup will skip over any OPTIONAL manufacturer extension information */
ASN1_END_FIXUP(ctrl, pos, seq_offset, seq_end, end);
return pos;
}
/*!
* \brief Decode the Q.SIG CallRerouting invoke argument parameters.
*
* \param ctrl D channel controller for diagnostic messages or global options.
* \param tag Component tag that identified this structure.
* \param pos Starting position of the ASN.1 component length.
* \param end End of ASN.1 decoding data buffer.
* \param args Arguments to fill in from the decoded buffer.
*
* \retval Start of the next ASN.1 component on success.
* \retval NULL on error.
*/
const unsigned char *rose_dec_qsig_CallRerouting_ARG(struct pri *ctrl, unsigned tag,
const unsigned char *pos, const unsigned char *end, union rose_msg_invoke_args *args)
{
int32_t value;
int length;
int seq_offset;
int explicit_offset;
const unsigned char *explicit_end;
const unsigned char *seq_end;
const unsigned char *save_pos;
struct roseQsigCallRerouting_ARG *call_rerouting;
call_rerouting = &args->qsig.CallRerouting;
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TAG_SEQUENCE);
if (ctrl->debug & PRI_DEBUG_APDU) {
pri_message(ctrl, " CallRerouting %s\n", asn1_tag2str(tag));
}
ASN1_CALL(pos, asn1_dec_length(pos, end, &length));
ASN1_END_SETUP(seq_end, seq_offset, length, pos, end);
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TYPE_ENUMERATED);
ASN1_CALL(pos, asn1_dec_int(ctrl, "reroutingReason", tag, pos, seq_end, &value));
call_rerouting->rerouting_reason = value;
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
if (tag == (ASN1_CLASS_CONTEXT_SPECIFIC | 0)) {
ASN1_CALL(pos, asn1_dec_int(ctrl, "originalReroutingReason", tag, pos, seq_end,
&value));
call_rerouting->original_rerouting_reason = value;
call_rerouting->original_rerouting_reason_present = 1;
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
} else {
call_rerouting->original_rerouting_reason_present = 0;
}
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TAG_SEQUENCE);
ASN1_CALL(pos, rose_dec_Address(ctrl, "calledAddress", tag, pos, seq_end,
&call_rerouting->called));
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_TYPE_INTEGER);
ASN1_CALL(pos, asn1_dec_int(ctrl, "diversionCounter", tag, pos, seq_end, &value));
call_rerouting->diversion_counter = value;
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CHECK_TAG(ctrl, tag, tag & ~ASN1_PC_MASK, ASN1_CLASS_APPLICATION | 0);
ASN1_CALL(pos, rose_dec_Q931ie(ctrl, "pSS1InfoElement", tag, pos, seq_end,
&call_rerouting->q931ie, sizeof(call_rerouting->q931ie_contents)));
/* Remove EXPLICIT tag */
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CHECK_TAG(ctrl, tag, tag,
ASN1_CLASS_CONTEXT_SPECIFIC | ASN1_PC_CONSTRUCTED | 1);
if (ctrl->debug & PRI_DEBUG_APDU) {
pri_message(ctrl, " Explicit %s\n", asn1_tag2str(tag));
}
ASN1_CALL(pos, asn1_dec_length(pos, seq_end, &length));
ASN1_END_SETUP(explicit_end, explicit_offset, length, pos, seq_end);
ASN1_CALL(pos, asn1_dec_tag(pos, explicit_end, &tag));
ASN1_CALL(pos, rose_dec_PresentedNumberUnscreened(ctrl, "lastReroutingNr", tag, pos,
explicit_end, &call_rerouting->last_rerouting));
ASN1_END_FIXUP(ctrl, pos, explicit_offset, explicit_end, seq_end);
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
ASN1_CHECK_TAG(ctrl, tag, tag, ASN1_CLASS_CONTEXT_SPECIFIC | 2);
ASN1_CALL(pos, asn1_dec_int(ctrl, "subscriptionOption", tag, pos, seq_end, &value));
call_rerouting->subscription_option = value;
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
if (tag == (ASN1_CLASS_CONTEXT_SPECIFIC | ASN1_PC_CONSTRUCTED | 3)) {
/* Remove EXPLICIT tag */
if (ctrl->debug & PRI_DEBUG_APDU) {
pri_message(ctrl, " Explicit %s\n", asn1_tag2str(tag));
}
ASN1_CALL(pos, asn1_dec_length(pos, seq_end, &length));
ASN1_END_SETUP(explicit_end, explicit_offset, length, pos, seq_end);
ASN1_CALL(pos, asn1_dec_tag(pos, explicit_end, &tag));
ASN1_CALL(pos, rose_dec_PartySubaddress(ctrl, "callingPartySubaddress", tag, pos,
explicit_end, &call_rerouting->calling_subaddress));
ASN1_END_FIXUP(ctrl, pos, explicit_offset, explicit_end, seq_end);
ASN1_CALL(pos, asn1_dec_tag(pos, seq_end, &tag));
} else {