/* fixes an attribute containing xl formatted string to pure string runtime */
static int xlfix_attr(struct sip_msg* msg, char* p1, char* p2)
{
avp_t* avp;
avp_ident_t* avpid;
avp_value_t val;
xl_elog_t* format=NULL;
int ret=-1;
avpid = &((fparam_t*)p1)->v.avp;
/* search the AVP */
avp = search_avp(*avpid, &val, 0);
if (!avp) {
DBG("xlfix_attr: AVP does not exist\n");
goto error;
}
if ((avp->flags & AVP_VAL_STR) == 0) {
DBG("xlfix_attr: Not a string AVP\n");
goto error;
}
/* parse the xl syntax -- AVP values are always
zero-terminated */
if (xl_parse(val.s.s, &format)<0) {
LOG(L_ERR, "ERROR: xlfix_attr: wrong format[%s]\n", val.s.s);
goto error;
}
if (xl_printstr(msg, format, &val.s.s, &val.s.len) > 0) {
/* we must delete and re-add the AVP again */
destroy_avp(avp);
if (add_avp(avpid->flags | AVP_VAL_STR, avpid->name, val)) {
ERR("xlfix_attr:Error adding new AVP\n");
goto error;
}
/* everything went OK */
ret = 1;
}
error:
/* free the parsed xl expression */
if (format) xl_free(format);
return ret;
}
static int parse_xlstr(struct xlstr* s) {
if (!s->s) return 0;
if (!strchr(s->s, '%')) return 0;
/* probably xl_log formatting */
if (!xl_print) {
xl_print=(xl_print_log_f*)find_export("xprint", NO_SCRIPT, 0);
if (!xl_print) {
ERR(MODULE_NAME": cannot find \"xprint\", is module xprint loaded?\n");
return E_UNSPEC;
}
}
if (!xl_parse) {
xl_parse=(xl_parse_format_f*)find_export("xparse", NO_SCRIPT, 0);
if (!xl_parse) {
ERR(MODULE_NAME": cannot find \"xparse\", is module xprint loaded?\n");
return E_UNSPEC;
}
}
if (!xl_nul) {
xl_getnul=(xl_get_nulstr_f*)find_export("xnulstr", NO_SCRIPT, 0);
if (xl_getnul)
xl_nul=xl_getnul();
if (!xl_nul){
ERR(MODULE_NAME": cannot find \"xnulstr\", is module xprint loaded?\n");
return E_UNSPEC;
}
else
INFO(MODULE_NAME": xprint null is \"%.*s\"\n", xl_nul->len, xl_nul->s);
}
if(xl_parse(s->s, &s->xlfmt) < 0) {
ERR(MODULE_NAME": wrong format '%s'\n", s->s);
return E_UNSPEC;
}
return 0;
}
/*
* Convert xl format string to xl format description
*/
static int fixup_xl_1(void** param, int param_no)
{
xl_elog_t* model;
if (get_xl_functions()) return -1;
if (param_no == 1) {
if(*param) {
if(xl_parse((char*)(*param), &model)<0) {
LOG(L_ERR, "ERROR: xl_fixup: wrong format[%s]\n", (char*)(*param));
return E_UNSPEC;
}
*param = (void*)model;
return 0;
} else {
LOG(L_ERR, "ERROR: xl_fixup: null format\n");
return E_UNSPEC;
}
}
return 0;
}
