int w_drop_acc_2(struct sip_msg* msg, char* type_p, char* flags_p)
{
unsigned long long type=0;
/* if not set, we reset all flags for the type of accounting requested */
unsigned long long flags=ALL_ACC_FLAGS;
unsigned long long flag_mask;
acc_type_param_t* acc_param;
acc_ctx_t* acc_ctx=try_fetch_ctx();
str in;
if (acc_ctx == NULL) {
LM_ERR("do_accounting() not used! This function resets flags in "
"do_accounting()!\n");
return -1;
}
if (type_p != NULL) {
acc_param = (acc_type_param_t *)type_p;
if (acc_param->t == DO_ACC_PARAM_TYPE_VALUE) {
type = acc_param->u.ival;
} else {
if (pv_printf_s(msg, acc_param->u.pval, &in) < 0) {
LM_ERR("failed to fetch type value!\n");
return -1;
}
if ((type=do_acc_parse(&in, do_acc_type_parser)) == DO_ACC_ERR) {
LM_ERR("Invalid expression <%.*s> for acc type!\n", in.len, in.s);
return -1;
}
}
}
if (flags_p != NULL) {
flags= *(unsigned long long*)flags_p;
}
flag_mask = type * flags;
/* reset all flags */
if (flag_mask == 0) {
/*
* we use this flag in order make the difference between
* 0 value (do_accounting never called, callbacks never registered) and
* ACC_FLAGS_RESET (do_accounting called, callbacks registered, flag value
* changing during script execution)
*/
acc_ctx->flags = ACC_FLAGS_RESET;
} else {
reset_flags(acc_ctx->flags, flag_mask);
}
return 1;
}
int w_drop_acc_2(struct sip_msg* msg, char* type_p, char* flags_p)
{
unsigned long long type=0;
/* if not set, we reset all flags for the type of accounting requested */
unsigned long long flags=ALL_ACC_FLAGS;
unsigned long long flag_mask;
unsigned long long *context_flags_p=try_fetch_flags();
acc_type_param_t* acc_param;
str in;
if (context_flags_p == NULL) {
LM_ERR("do_accounting() not used! This function resets flags in "
"do_accounting()!\n");
return -1;
}
if (type_p != NULL) {
acc_param = (acc_type_param_t *)type_p;
if (acc_param->t == DO_ACC_PARAM_TYPE_VALUE) {
type = acc_param->u.ival;
} else {
if (pv_printf_s(msg, acc_param->u.pval, &in) < 0) {
LM_ERR("failed to fetch type value!\n");
return -1;
}
if ((type=do_acc_parse(&in, do_acc_type_parser)) < 0) {
LM_ERR("Invalid expression <%.*s> for acc type!\n", in.len, in.s);
return -1;
}
}
}
if (flags_p != NULL) {
flags= *(unsigned long long*)flags_p;
}
flag_mask = type * flags;
/* reset all flags */
if (flag_mask == 0) {
*context_flags_p = 0;
} else {
reset_flags(*context_flags_p, flag_mask);
}
return 1;
}
int w_do_acc_3(struct sip_msg* msg, char* type_p, char* flags_p, char* table_p)
{
unsigned long long type=0, flags=0;
unsigned long long *flag_mask_p, flag_mask;
acc_type_param_t* acc_param;
str in;
str table_name;
int tmcb_types;
int is_invite;
int_str _avp_created_value;
if (type_p == NULL) {
LM_ERR("accounting type is mandatory!\n");
return -1;
}
acc_param = (acc_type_param_t *)type_p;
if (acc_param->t == DO_ACC_PARAM_TYPE_VALUE) {
type = acc_param->u.ival;
} else {
if (pv_printf_s(msg, acc_param->u.pval, &in) < 0) {
LM_ERR("failed to fetch type value!\n");
return -1;
}
if ((type=do_acc_parse(&in, do_acc_type_parser)) < 0) {
LM_ERR("Invalid expression <%.*s> for acc type!\n", in.len, in.s);
return -1;
}
}
if (flags_p != NULL) {
flags= *(unsigned long long*)flags_p;
}
flag_mask = type + type * flags;
if (is_cdr_acc_on(flag_mask)) {
/* setting this flag will allow us to register everything
* that is needed for CDR accounting only once */
set_cdr_values_registered(flag_mask);
}
/* is it the first time when the function was called ? */
if ((flag_mask_p=try_fetch_flags()) != NULL) {
/* no the first time ; check now if CDRs are requested now
* for the first time */
if (!cdr_values_registered(*flag_mask_p) &&
cdr_values_registered(flag_mask)) {
/* CDR support requested for the first time, we need to create
* the dialog support, if an initial INVITE */
if (!has_totag(msg)) {
_avp_created_value.n = time(NULL);
if ( add_avp(0, acc_created_avp_id, _avp_created_value) != 0) {
LM_ERR("failed to add created avp value!\n");
return -1;
}
if (msg->REQ_METHOD == METHOD_INVITE && create_acc_dlg(msg) < 0) {
LM_ERR("cannot use dialog accounting module\n");
return -1;
}
}
}
*flag_mask_p |= flag_mask;
return 1;
}
/* setting accouting for the first time, allocate the flags holder */
flag_mask_p=shm_malloc(sizeof(unsigned long long));
if (flag_mask_p==NULL) {
LM_ERR("No more shm mem!\n");
return -1;
}
/*
* the first bit in each byte will just tell that we want that type of
* accounting
* next bits will tell extra options for that type of accounting
* so we keep the first bits in each byte and on the following positions
* next flags
*/
*flag_mask_p = flag_mask;
ACC_PUT_FLAGS(flag_mask_p);
if (table_p != NULL) {
if (fixup_get_svalue(msg, (gparam_p)table_p, &table_name) < 0) {
LM_ERR("failed to fetch table name!\n");
return -1;
}
}
if ( msg && !skip_cancel(msg) &&
(is_acc_on(*flag_mask_p) || is_mc_acc_on(*flag_mask_p)) ) {
/* do some parsing in advance */
if (acc_preparse_req(msg)<0)
return -1;
is_invite = (msg->REQ_METHOD==METHOD_INVITE)?1:0;
/* install additional handlers */
tmcb_types =
/* report on completed transactions */
TMCB_RESPONSE_IN |
/* register it manually; see explanation below
* get incoming replies ready for processing */
/* TMCB_RESPONSE_OUT | */
/* report on missed calls */
((is_invite && is_mc_acc_on(*flag_mask_p))?TMCB_ON_FAILURE:0) ;
/* if cdr accounting is enabled */
if (is_cdr_acc_on(*flag_mask_p) && !has_totag(msg)) {
_avp_created_value.n = time(NULL);
if ( add_avp(0, acc_created_avp_id, _avp_created_value) != 0) {
LM_ERR("failed to add created avp value!\n");
return -1;
}
if (is_invite && create_acc_dlg(msg) < 0) {
LM_ERR("cannot use dialog accounting module\n");
return -1;
}
}
/* we do register_tmcb twice because we wan't to register the free
* fucntion only once */
if (tmb.register_tmcb( msg, 0, TMCB_RESPONSE_OUT, tmcb_func,
flag_mask_p, tm_free_acc_mask)<=0) {
LM_ERR("cannot register additional callbacks\n");
return -1;
}
if (tmb.register_tmcb( msg, 0, tmcb_types, tmcb_func,
flag_mask_p, 0)<=0) {
LM_ERR("cannot register additional callbacks\n");
return -1;
}
/* if required, determine request direction */
if( detect_direction && !rrb.is_direction(msg,RR_FLOW_UPSTREAM) ) {
LM_DBG("detected an UPSTREAM req -> flaging it\n");
msg->msg_flags |= FL_REQ_UPSTREAM;
}
}
return 1;
}
int do_acc_fixup(void** param, int param_no)
{
str s;
pv_elem_p el;
unsigned long long ival;
unsigned long long* ival_p;
acc_type_param_t* acc_param;
do_acc_parser parser;
if (param_no < 1 || param_no > 3) {
LM_ERR("invalid param_no <%d>!\n", param_no);
return -1;
}
switch (param_no) {
case 1:
parser=do_acc_type_parser;
s.s = *param;
s.len = strlen(s.s);
if (pv_parse_format(&s, &el) < 0) {
LM_ERR("invalid format <%.*s>!\n", s.len, s.s);
return -1;
}
acc_param=pkg_malloc(sizeof(acc_type_param_t));
if (acc_param == NULL) {
LM_ERR("no more pkg mem!\n");
return -1;
}
memset(acc_param, 0, sizeof(acc_type_param_t));
if (el->next == 0 && el->spec.getf == 0) {
pv_elem_free_all(el);
if ( (ival=do_acc_parse(&el->text, parser)) < 0) {
LM_ERR("Invalid value <%.*s>!\n", el->text.len, el->text.s);
return -1;
}
acc_param->t = DO_ACC_PARAM_TYPE_VALUE;
acc_param->u.ival = ival;
} else {
acc_param->t = DO_ACC_PARAM_TYPE_PV;
acc_param->u.pval = el;
}
*param = acc_param;
break;
case 2:
parser=do_acc_flags_parser;
s.s = *param;
s.len = strlen(s.s);
if ( (ival=do_acc_parse(&s, parser)) < 0) {
LM_ERR("Invalid value <%.*s>!\n", s.len, s.s);
return -1;
}
if ((ival_p=pkg_malloc(sizeof(unsigned long long))) == NULL) {
LM_ERR("no more pkg mem!\n");
return -1;
}
*ival_p = ival;
*param = ival_p;
break;
case 3:
return fixup_sgp(param);
}
return 0;
}
int w_do_acc_3(struct sip_msg* msg, char* type_p, char* flags_p, char* table_p)
{
unsigned long long type=0, flags=0;
unsigned long long flag_mask;
acc_ctx_t* acc_ctx;
acc_type_param_t* acc_param;
str in;
str table_name;
int tmcb_types;
int is_invite;
if (type_p == NULL) {
LM_ERR("accounting type is mandatory!\n");
return -1;
}
acc_param = (acc_type_param_t *)type_p;
if (acc_param->t == DO_ACC_PARAM_TYPE_VALUE) {
type = acc_param->u.ival;
} else {
if (pv_printf_s(msg, acc_param->u.pval, &in) < 0) {
LM_ERR("failed to fetch type value!\n");
return -1;
}
if ((type=do_acc_parse(&in, do_acc_type_parser)) == DO_ACC_ERR) {
LM_ERR("Invalid expression <%.*s> for acc type!\n", in.len, in.s);
return -1;
}
}
if (table_p != NULL) {
if (fixup_get_svalue(msg, (gparam_p)table_p, &table_name) < 0) {
LM_ERR("failed to fetch table name!\n");
return -1;
}
}
if (flags_p != NULL) {
flags= *(unsigned long long*)flags_p;
}
flag_mask = type + type * flags;
if (is_cdr_acc_on(flag_mask)) {
/* setting this flag will allow us to register everything
* that is needed for CDR accounting only once */
set_cdr_values_registered(flag_mask);
}
/* is it the first time when the function was called ? */
acc_ctx = try_fetch_ctx();
/* we go in here only if do_accounting function was called before;
* if accounting context is null or it's created but flags value is
* 0(meaning that context was created from somewhere else but do_accounting
* wasn't called) then we need to jump over this and register
* all the callbacks we need */
if (acc_ctx != NULL && acc_ctx->flags != 0) {
/* do_accounting already called once */
/* first check if the accounting table changed */
if (is_db_acc_on(flag_mask) &&
(table_p != NULL ||
(acc_ctx->acc_table.s==NULL && acc_ctx->acc_table.len == 0))) {
if (table_p == NULL) {
table_name = db_table_acc;
}
if (store_acc_table( acc_ctx, &table_name) < 0) {
LM_ERR("failed to store acc table!\n");
return -1;
}
}
if (!cdr_values_registered(acc_ctx->flags) &&
cdr_values_registered(flag_mask)) {
/* CDR support requested for the first time, we need to create
* the dialog support, if an initial INVITE */
if (!has_totag(msg)) {
acc_ctx->created = time(NULL);
if (msg->REQ_METHOD == METHOD_INVITE && create_acc_dlg(msg) < 0) {
LM_ERR("cannot use dialog accounting module\n");
return -1;
}
}
}
/* if it's the first time the missed calls flag was used register the callback */
if (is_mc_acc_on(flag_mask) && !failure_cb_registered(acc_ctx->flags)) {
if (tmb.register_tmcb( msg, 0, TMCB_ON_FAILURE, tmcb_func, acc_ctx, 0)<=0) {
LM_ERR("cannot register missed calls callback\n");
return -1;
}
/* don't allow the callback to be registered agian in the future */
set_failure_cb_registered(acc_ctx->flags);
}
acc_ctx->flags |= flag_mask;
return 1;
}
/* initialize accounting context if not created before */
if (acc_ctx == NULL && init_acc_ctx(&acc_ctx) < 0) {
LM_ERR("failed to create accounting context!\n");
return -1;
}
/* move acc table in context if we have database accounting */
if (is_db_acc_on(flag_mask)) {
if (table_p == NULL) {
table_name = db_table_acc;
}
if (store_acc_table( acc_ctx, &table_name) < 0) {
LM_ERR("failed to store acc table!\n");
return -1;
}
}
/*
* the first bit in each byte will just tell that we want that type of
* accounting
* next bits will tell extra options for that type of accounting
* so we keep the first bits in each byte and on the following positions
* next flags
*/
acc_ctx->flags = flag_mask;
/* make sure that context won't be freed by GLOBAL_CONTEXT free function */
acc_ctx->flags |= ACC_PROCESSING_CTX_NO_FREE;
ACC_PUT_CTX(acc_ctx);
if ( msg && !skip_cancel(msg) &&
(is_acc_on(acc_ctx->flags) || is_mc_acc_on(acc_ctx->flags)) ) {
/* do some parsing in advance */
if (acc_preparse_req(msg)<0)
return -1;
is_invite = (msg->REQ_METHOD==METHOD_INVITE)?1:0;
/* install additional handlers */
tmcb_types =
/* report on completed transactions */
TMCB_RESPONSE_IN;
if (is_invite && is_mc_acc_on(acc_ctx->flags)) {
/* register it manually; see explanation below
* get incoming replies ready for processing */
/* TMCB_RESPONSE_OUT | */
/* report on missed calls */
tmcb_types |= TMCB_ON_FAILURE;
/* the flag will help on further do_accounting calls to know
* not to register the callback twice */
set_failure_cb_registered(acc_ctx->flags);
}
/* if cdr accounting is enabled */
if (is_cdr_acc_on(acc_ctx->flags) && !has_totag(msg)) {
acc_ctx->created = time(NULL);
if (is_invite && create_acc_dlg(msg) < 0) {
LM_ERR("cannot use dialog accounting module\n");
return -1;
}
}
/* we do register_tmcb twice because we want to register the free
* function only once */
if (tmb.register_tmcb( msg, 0, TMCB_RESPONSE_OUT, tmcb_func,
acc_ctx, tm_free_acc_ctx)<=0) {
LM_ERR("cannot register additional callbacks\n");
return -1;
}
if (tmb.register_tmcb( msg, 0, tmcb_types, tmcb_func,
acc_ctx, 0)<=0) {
LM_ERR("cannot register additional callbacks\n");
return -1;
}
/* if required, determine request direction */
if( detect_direction && !rrb.is_direction(msg,RR_FLOW_UPSTREAM) ) {
LM_DBG("detected an UPSTREAM req -> flaging it\n");
msg->msg_flags |= FL_REQ_UPSTREAM;
}
}
return 1;
}
