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sac.y
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/*Copyright (C) 2015 Nokia Solutions and Networks. */
/* This file is part of "Simple ASN.1 Checker". */
/* */
/* "Simple ASN.1 Checker" is free software: you can redistribute it and/or modify */
/* it under the terms of the GNU General Public License as published by */
/* the Free Software Foundation, either version 2 of the License, or */
/* (at your option) any later version. */
/* */
/* "Simple ASN.1 Checker" is distributed in the hope that it will be useful, */
/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
/* GNU General Public License for more details. */
/* */
/* You should have received a copy of the GNU General Public License */
/* along with "Simple ASN.1 Checker". If not, see <http://www.gnu.org/licenses/>.*/
/* TO DO: enhance the handling of (SIZE) for INTEGER and SEQUENCE OF */
%{
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "ptype_asn.h"
int yylex(void);
void yyerror(const char * msg);
int line_counter ; /* our line counter */
extern int verbose; /* flag to know if the debugging informations are printed */
/* For the storage of the files in memory */
char *content1;
char *content2;
definition_ptr my_list = NULL;
definition_ptr my_list1 = NULL;
definition_ptr my_list2 = NULL;
definition_pt_ptr my_list_pt = NULL;
definition_pt_ptr my_list1_pt = NULL;
definition_pt_ptr my_list2_pt = NULL;
/*We will store the constants in this list*/
extern constant * constant_list;
extern constant * constant_list1;
/* ------------------------------ */
/*duplication of some IE_chain handling functions */
IE_chain * add_IE3 (IE_chain * iec, char * c){
IE_chain * new_IE = NULL;
new_IE= malloc (sizeof (IE_chain));
new_IE->name=c;
new_IE->nxt=NULL;
if (iec==NULL) {
return new_IE;
}
else
{
IE_chain * temp=iec;
while (temp->nxt!=NULL)
{
temp=temp->nxt;
}
temp->nxt=new_IE;
return iec;
}
}
/*********************************/
element * new_element_SEQUENCE ( sequence_content * sc,int noline)
{
element *tmp;
tmp=malloc (sizeof(element));
tmp->type=0; /* type SEQUENCE */
tmp->a=sc;
tmp->line=noline;
return (tmp);
};
element * new_element_CHOICE ( choice_content * cc,int noline)
{
element *tmp;
tmp=malloc (sizeof(element));
tmp->type=1; /* type CHOICE */
tmp->line=noline;
tmp->b=cc;
return (tmp);
};
element * new_element_ENUMERATED (int noenum, int indexdot,IE_chain * iec,int noline )
{
element *tmp;
tmp=malloc (sizeof(element));
tmp->type=6;
tmp->enumer.val1=noenum;
tmp->enumer.val2=indexdot;
tmp->enumer.liste_enu=iec;
tmp->line=noline;
return (tmp);
};
element * new_element_BOOLEAN ( int noline )
{
element *tmp;
tmp=malloc (sizeof(element));
tmp->type=3; /* BOOLEAN=type 3*/
tmp->line=noline;
return (tmp);
};
element * new_element_NULL ( int noline)
{
element *tmp;
tmp=malloc (sizeof(element));
tmp->type=2; /* NULL*/
tmp->line=noline;
return (tmp);
};
element * new_element_IE_name ( char * s,int noline)
{
element *tmp;
tmp=malloc (sizeof(element));
tmp->type=10;
tmp->IE.IE_name=s;
tmp->IE.link=NULL;
tmp->line=noline;
return (tmp);
};
element * new_element_sequence_of (element * el ,int noline) {
element *tmp;
tmp=malloc (sizeof(element));
tmp->type=11;
tmp->sequence_of.link=el;
tmp->line=noline;
tmp->sequence_of.type=0;
tmp->sequence_of.low=-1;
tmp->sequence_of.high=-1;
tmp->sequence_of.idlow=NULL;
tmp->sequence_of.idhigh=NULL;
return (tmp);
};
element * new_element_sequence_of_with_size (element* el ,int noline,struct sizetype size) {
element *tmp;
tmp=malloc (sizeof(element));
tmp->type=11;
tmp->sequence_of.link=el;
tmp->line=noline;
tmp->sequence_of.type=size.type;
tmp->sequence_of.low=size.val1;
tmp->sequence_of.high=size.val2;
tmp->sequence_of.idlow=size.s1;
tmp->sequence_of.idhigh=size.s2;
return (tmp);
};
element * new_element_BITSTRING ( element *el, int noline)
{
element *tmp;
tmp=malloc (sizeof(element));
tmp->type=4;
tmp->line=noline;
tmp->string.link=el;
tmp->string.type=0;
tmp->string.low=-1;
tmp->string.high=-1;
tmp->string.idlow=NULL;
tmp->string.idhigh=NULL;
return (tmp);
};
element * new_element_BITSTRING_with_size ( element *el,struct sizetype size, int noline)
{
element *tmp;
tmp=malloc (sizeof(element));
tmp->type=4;
tmp->line=noline;
tmp->string.link=el;
tmp->string.type=size.type;
tmp->string.low=size.val1;
tmp->string.high=size.val2;
tmp->string.idlow=size.s1;
tmp->string.idhigh=size.s2;
return (tmp);
};
element * new_element_OCTETSTRING ( element *el,int noline)
{
element *tmp;
tmp=malloc (sizeof(element));
tmp->type=5;
tmp->line=noline;
tmp->string.link=el;
tmp->string.type=0;
tmp->string.low=-1;
tmp->string.high=-1;
tmp->string.idlow=NULL;
tmp->string.idhigh=NULL;
return (tmp);
};
element * new_element_OCTETSTRING_with_size ( element *el,struct sizetype size, int noline)
{
element *tmp;
tmp=malloc (sizeof(element));
tmp->type=5;
tmp->line=noline;
tmp->string.link=el;
tmp->string.type=size.type;
tmp->string.low=size.val1;
tmp->string.high=size.val2;
tmp->string.idlow=size.s1;
tmp->string.idhigh=size.s2;
return (tmp);
};
element * new_element_INTEGER ( int type, int low, int high,char *s1,char *s,int noline)
{
element *tmp;
tmp=malloc (sizeof(element));
tmp->type=7; /*INTEGER Type*/
tmp->integ.type=type;
tmp->integ.low=low;
tmp->integ.high=high;
tmp->integ.idlow=s1;
tmp->integ.id=s;
tmp->line=noline;
return (tmp);
};
element * new_element_PT ( char *s, element *el,int noline )
{
element *tmp;
tmp=malloc (sizeof(element));
tmp->type=8; /*Parameterized Type*/
tmp->partype.name=s;
tmp->partype.link=el;
tmp->line=noline;
return (tmp);
};
sequence_content * new_sequence_content (char * s,element * el,int op, int def, int tdots )
{
sequence_content * tmp;
tmp=malloc (sizeof(sequence_content));
tmp->threedots=tdots;
/*In case of Three Dots, the following elements are useless */
tmp->ie_value_name=s;
tmp->elem=el;
tmp->optionality=op;
tmp->default_value=def;
tmp->nxt=NULL;
return (tmp);
};
choice_content * new_choice_content (char * s,element * el,int tdots )
{
choice_content * tmp;
tmp=malloc (sizeof(choice_content));
/*In case of Three Dots, the following elements are useless */
tmp->threedots=tdots;
tmp->ie_value_name=s;
tmp->elem=el;
tmp->nxt=NULL;
return (tmp);
};
void Add_an_element_in_Choice (choice_content * list, choice_content *nouveau)
{
if(list == NULL) {
list=nouveau;
}
else
{
choice_content * temp=list;
while(temp->nxt != NULL)
{
temp = temp->nxt;
}
temp->nxt = nouveau;
}
}
void add_a_new_sequence_element (sequence_content * list, sequence_content *new)
{
if(list == NULL)
{
list=new;
}
else
{
sequence_content * temp=list;
while(temp->nxt != NULL)
{
temp = temp->nxt;
}
temp->nxt = new;
}
}
constant * new_constant(constant * co,char *s,int n,int noline) {
/*No need to be in specific order for the addition of a constant*/
constant * tmp;
tmp= malloc (sizeof (constant));
tmp->name=s;
tmp->val=n;
tmp->line=noline;
tmp->nxt=co;
return (tmp);
}
int find_value (char *s,constant * co){
/*Find the value of a constant*/
/*the ASN.1 source file should pass compilation first so that all constant have value */
/*Value 0 will be returned if no value is found*/
/*25.331 and 36.331 use only INTEGER type for constants*/
constant *tmp = co;
while(tmp != NULL)
{
if (!strcmp(s,tmp->name)) {
return (tmp->val);
}
tmp = tmp->nxt;
}
return (0);
}
definition_ptr add_last (definition_ptr list, int l,char* s, element * elt )
{
definition* new_element = malloc(sizeof(definition));
new_element->line = l;
new_element->leftname = s ;
new_element->elem = elt ;
new_element->PDU = 1 ; /* Definitions are considered as PDU until proved otherwise*/
new_element->nxt = NULL;
if(list == NULL)
{
return new_element;
}
else
{
definition* temp=list;
while(temp->nxt != NULL)
{
temp = temp->nxt;
}
temp->nxt = new_element;
return list;
}
}
/* --------- Parameterized type----------------*/
element * duplicate_elem (element * el) {
element *tmp;
tmp=malloc (sizeof(element));
memcpy(tmp, el,sizeof(element));
return (tmp);
}
choice_content * duplicate_choice_content (choice_content * cc) {
choice_content *tmp;
tmp=malloc (sizeof(choice_content));
memcpy(tmp, cc,sizeof(choice_content));
return (tmp);
}
sequence_content * duplicate_sequence_content (sequence_content * sc) {
sequence_content *tmp;
tmp=malloc (sizeof(sequence_content));
memcpy(tmp, sc,sizeof(sequence_content));
return (tmp);
}
definition_pt_ptr add_last_pt (definition_pt_ptr list, int l,char* s, element * elt,char* s2 )
{
definition_pt* new_element_pt = malloc(sizeof(definition_pt));
new_element_pt->line = l;
new_element_pt->leftname = s ;
new_element_pt->elem = elt ;
new_element_pt->nxt = NULL;
new_element_pt->ref_variable = s2;
if(list == NULL)
{
return new_element_pt;
}
else
{
definition_pt* temp=list;
while(temp->nxt != NULL)
{
temp = temp->nxt;
}
temp->nxt = new_element_pt;
return list;
}
}
/* --------- Printing for debugging----------------*/
void print_IE_chain_debug (IE_chain * iec,FILE *F) {
IE_chain *tmp=iec;
while (tmp!= NULL)
{
fprintf (F,"%s",tmp->name);
if (tmp->nxt!=NULL) fprintf (F,",");
tmp=tmp->nxt;
}
}
void print_constant (constant * co,FILE * F) {
/*this function only print the list of constants in the File F*/
constant *tmp = co;
fprintf(F,"Printing of Constants \n");
while(tmp != NULL)
{
fprintf(F,"%s ::=", tmp->name);
fprintf(F,"%d", tmp->val);
fprintf(F,"\n");
tmp = tmp->nxt;
}
}
void print_content_sequence ( sequence_content * liste,int offset,FILE * F);
void print_choice_content ( choice_content * liste,int offset, FILE * F);
void print_size_sequence_of (element el, FILE * F) {
switch (el.sequence_of.type) {
case 0 : {
break;
}
case 1 : { /* SIZE (A) */
if (el.sequence_of.high!=-1) fprintf (F,"(SIZE(%d))",el.sequence_of.high);
else fprintf (F,"SIZE(%s)",el.sequence_of.idhigh);
break;
}
case 2 : { /* SIZE (A..B) */
fprintf (F,"(SIZE(");
if (el.sequence_of.low!=-1) fprintf (F,"%d..",el.sequence_of.low);
else fprintf (F,"%s..",el.sequence_of.idlow);
if (el.sequence_of.high!=-1) fprintf (F,"%d",el.sequence_of.high);
else fprintf (F,"%s",el.sequence_of.idhigh);
fprintf (F,"))");
break;
}
}
}
void print_size_STRING (element el, FILE * F) {
switch (el.string.type) {
case 0 : {
break;
}
case 1 : { /* SIZE (A) */
if (el.string.high!=-1) fprintf (F,"(SIZE(%d))",el.string.high);
else fprintf (F,"SIZE(%s)",el.string.idhigh);
break;
}
case 2 : { /* SIZE (A..B) */
fprintf (F,"(SIZE(");
if (el.string.low!=-1) fprintf (F,"%d..",el.string.low);
else fprintf (F,"%s..",el.string.idlow);
if (el.string.high!=-1) fprintf (F,"%d",el.string.high);
else fprintf (F,"%s",el.string.idhigh);
fprintf (F,"))");
break;
}
}
}
void print_element (element el,int offset, FILE *F)
{
int i;
/* fprintf (F,"type %d\n",el.type); */
switch (el.type) {
case 0 : { /* SEQUENCE */
print_content_sequence ( el.a,offset+1,F);
break;
}
case 1 : { /* CHOICE */
print_choice_content ( el.b,offset+1,F);
break;
}
case 2 : { /* NULL */
fprintf (F,"NULL");
break;
}
case 3 : { /* BOOLEAN */
fprintf (F,"BOOLEAN");
break;
}
case 4 : { /* BITSTRING */
fprintf (F,"BITSTRING ");
print_size_STRING (el,F);
if (el.string.link!=NULL) {
fprintf (F,"CONTAINING\n");
for (i=0;i<offset;i++)
fprintf (F,"%%");
print_element (*(el.string.link),offset,F);
}
break;
}
case 5 : { /* OCTET STRING */
fprintf (F,"OCTETSTRING ");
print_size_STRING (el,F);
if (el.string.link!=NULL) {
fprintf (F,"CONTAINING\n");
for (i=0;i<offset;i++)
fprintf (F,"%%");
print_element (*(el.string.link),offset,F);
}
break;
}
case 6 : { /* ENUMERATED */
fprintf (F,"ENUMERATED {");
print_IE_chain_debug (el.enumer.liste_enu,F);
fprintf (F,"} #of elements:%d,position of extension mark: %d]",el.enumer.val1,el.enumer.val2);
break;
}
case 7 : { /* INTEGER */
/* This is not 100% correct and need to be corrected */
/* there are issues when variable are used and not yet translated to values*/
switch (el.integ.type){
case 0 : { /* INTEGER */
fprintf (F,"INTEGER ");
break;
}
case 1 : { /* INTEGER (a)*/
fprintf (F,"INTEGER (%d)",el.integ.high);
break;
}
case 2 : { /*INTEGER (a..b)*/
if (el.integ.id==NULL) {
fprintf (F,"INTEGER (%d..%d)",el.integ.low,el.integ.high);
} else
{
fprintf (F,"INTEGER (%d..%s)",el.integ.low,el.integ.id);
}
break;
}
}
break;
}
case 8 : { /* Parameterized Type */
fprintf (F," %s { ", el.partype.name );
print_element (*(el.partype.link), offset, F);
fprintf (F," } " );
break;
}
case 10 : { /* IE name */
fprintf (F,"%s ", el.IE.IE_name);
if (el.IE.link!=NULL) {
fprintf (F,"\n");
for (i=0;i<offset;i++)
fprintf (F,"+");
print_element (*(el.IE.link),offset,F);
}
break;
}
case 11 : { /* SEQUENCE OF */
fprintf (F,"SEQUENCE OF ");
print_size_sequence_of (el,F);
if (el.sequence_of.link!=NULL) {
fprintf (F,"\n");
for (i=0;i<offset;i++)
fprintf (F,"+");
print_element (*(el.sequence_of.link),offset+1,F);
}
break;
}
}
}
void print_content_sequence ( sequence_content * liste,int offset,FILE *F)
{ int i;
sequence_content *tmp = liste;
fprintf(F,"SEQUENCE {");
while(tmp != NULL)
{
fprintf(F,"\n");
for (i=0;i<offset;i++)
fprintf (F,"-");
if (tmp->threedots){ /*We need to take care of the case of "Three Dots" and [[, ]] */
switch (tmp->threedots) {
case 1:{
fprintf(F,"...");
break;
}
case 2: {
fprintf(F,"[[");
break;
}
case 3: {
fprintf(F,"]]");
break;
}
}
}
else
{
fprintf(F,"%s ", tmp->ie_value_name);
print_element (*(tmp->elem),offset,F);
if (tmp->optionality==1)
fprintf (F,"OPTIONAL ");
if (tmp->optionality==2)
fprintf (F,"DEFAULT %d",tmp->default_value);
}
tmp = tmp->nxt;
}
fprintf(F,"}");
}
void print_choice_content ( choice_content * liste,int offset,FILE *F)
{ int i;
choice_content *tmp = liste;
fprintf(F,"CHOICE {");
while(tmp != NULL)
{
fprintf(F,"\n");
for (i=0;i<offset;i++)
fprintf (F,"-");
if (tmp->threedots){ /*We need to take care of the case of "Three Dots" */
fprintf(F,"...");
}
else
{
fprintf(F,"%s ", tmp->ie_value_name);
print_element (*(tmp->elem),offset,F);
}
tmp = tmp->nxt;
}
fprintf(F,"}");
}
void print_liste(definition_ptr liste,FILE *F)
/*this function prints all the definitions of the file and the linked elements*/
{
definition *tmp = liste;
fprintf(F,"Printing the whole List of definitions \n");
while(tmp != NULL)
{
fprintf(F,"%s ::= ", tmp->leftname);
print_element (*(tmp->elem),0,F);
fprintf(F,"\n\n");
tmp = tmp->nxt;
}
}
void print_PDU (definition_ptr liste,FILE *F){
/*this function prints the list of PDU in the File F*/
/* Do not use it after the link of definitions, the size of the result would be too big */
definition *tmp = liste;
fprintf(F,"List of PDU\n");
while(tmp != NULL)
{
if (tmp->PDU==1)
fprintf(F,"%s\n", tmp->leftname);
tmp = tmp->nxt;
}
fprintf(F,"\n");
}
void print_liste_PT(definition_pt * liste,FILE *F)
/*this function prints all the Parameterized type */
{
definition_pt *tmp = liste;
fprintf(F,"Printing the List of Parameterized type definitions \n");
while(tmp != NULL)
{
fprintf(F,"%s { %s } ::= ", tmp->leftname ,tmp->ref_variable );
print_element (*(tmp->elem),0,F);
fprintf(F,"\n\n");
tmp = tmp->nxt;
}
}
/* ---- End of Printing Functions ------- */
void browse_element (element * * elptr) ;
/* added here for recursivity */
void browse_element_PT (element ** el_double_ptr,char * s, element * reference) ;
/* added here for recursivity */
void browse_content_sequence ( sequence_content * liste)
{ int i;
sequence_content *tmp = liste;
while(tmp != NULL)
{
if (!tmp->threedots) { /*In case of "three dots" elem is NULL */
/* Allocation from Variable for Default in case of INTEGER*/
if ((7==tmp->elem->type)&&(3==tmp->optionality)) {
tmp->default_value=find_value(tmp->default_str,constant_list);
if (verbose) fprintf(Logfile,"Constant Assignment for DEFAULT value of INTEGER %s=%d\n",tmp->default_str,tmp->default_value);
tmp->optionality=2;
}
browse_element (&(tmp->elem));
}
tmp = tmp->nxt;
}
}
void browse_choice_sequence ( choice_content * liste)
{ int i;
choice_content *tmp = liste;
while(tmp != NULL)
{
if (!tmp->threedots) /*In case of "three dots" elem is NULL */
browse_element (&(tmp->elem));
tmp = tmp->nxt;
}
}
void browse_element (element ** el_double_ptr)
/* here we look at definitions only in my_list*/
/* this can be enhanced later */
/*The function will also give a value to constants in INTEGER Range*/
{ element * elptr= * el_double_ptr;
switch (elptr->type) {
case 0 : {
browse_content_sequence ( elptr->a);
break;
}
case 1 : {
browse_choice_sequence ( elptr->b);
break;
}
case 4 : { /* BITSTRING */
if (elptr->string.type!=0) {
if (elptr->string.idlow!=NULL) {
elptr->string.low=find_value(elptr->string.idlow,constant_list);
if (verbose) fprintf(Logfile,"Constant Assignment for SIZE in BIT STRING %s=%d\n",elptr->string.idlow,elptr->string.low);
}
if (elptr->string.idhigh!=NULL) {
elptr->string.high=find_value(elptr->string.idhigh,constant_list);
if (verbose) fprintf(Logfile,"Constant Assignment for SIZE in BIT STRING %s=%d\n",elptr->string.idhigh,elptr->string.high);
}
}
if (elptr->string.link!=NULL) {
browse_element (&(elptr->string.link));
}
break;
}
case 5 : { /* OCTETSTRING */
if (elptr->string.type!=0) {
if (elptr->string.idlow!=NULL) {
elptr->string.low=find_value(elptr->string.idlow,constant_list);
if (verbose) fprintf(Logfile,"Constant Assignment for SIZE in OCTET STRING %s=%d\n",elptr->string.idlow,elptr->string.low);
}
if (elptr->string.idhigh!=NULL) {
elptr->string.high=find_value(elptr->string.idhigh,constant_list);
if (verbose) fprintf(Logfile,"Constant Assignment for SIZE in OCTET STRING %s=%d\n",elptr->string.idhigh,elptr->string.high);
}
}
if (elptr->string.link!=NULL) {
browse_element (&(elptr->string.link));
}
break;
}
case 7 : { /*INTEGER give value to constant */
if (elptr->integ.id!=NULL) {
elptr->integ.high=find_value(elptr->integ.id,constant_list);
if (verbose) fprintf(Logfile,"Constant Assignment for INTEGER %s=%d\n",elptr->integ.id,elptr->integ.high);
}
if (elptr->integ.idlow!=NULL) {
elptr->integ.low=find_value(elptr->integ.idlow,constant_list);
if (verbose) fprintf(Logfile,"Constant Assignment for INTEGER %s=%d\n",elptr->integ.idlow,elptr->integ.low);
}
break;
}
case 8 : { /* Parameterized Type */
/* we look for the definition of this IE */
definition_pt *tmp_PT = my_list_pt;
definition_pt *tmp_PT2 = NULL;
while(tmp_PT != NULL)
{
if (!strcmp (tmp_PT->leftname,elptr->partype.name)){
tmp_PT2=tmp_PT;
}
tmp_PT = tmp_PT->nxt;
}
(*el_double_ptr)=tmp_PT2->elem;
/*the parameterized type will be duplicated recursively */
browse_element_PT (el_double_ptr,tmp_PT2->ref_variable, elptr->partype.link);
break;
}
case 10 : { /* IE name */
/*printf ("ON CHERCHE: :%s\n", elptr->IE.IE_name); */
/* we look for the definition of this IE */
definition *tmp = my_list;
while(tmp != NULL)
{
if (!strcmp (tmp->leftname,elptr->IE.IE_name)){
/*printf("DEFINITION TROUVEE: %s\n",tmp->leftname ); */
elptr->IE.link=tmp->elem;
tmp->PDU=0;
}
tmp = tmp->nxt;
}
break;
}
case 11 : { /*SEQUENCE OF. Give value to constant and link to content*/
if (elptr->sequence_of.type!=0) {
if (elptr->sequence_of.idlow!=NULL) {
elptr->sequence_of.low=find_value(elptr->sequence_of.idlow,constant_list);
if (verbose) fprintf(Logfile,"Constant Assignment for SIZE in SEQUENCE OF %s=%d\n",elptr->sequence_of.idlow,elptr->sequence_of.low);
}
if (elptr->sequence_of.idhigh!=NULL) {
elptr->sequence_of.high=find_value(elptr->sequence_of.idhigh,constant_list);
if (verbose) fprintf(Logfile,"Constant Assignment for SIZE in SEQUENCE OF %s=%d\n",elptr->sequence_of.idhigh,elptr->sequence_of.high);
}
}
if (elptr->sequence_of.link!=NULL) {
browse_element (&(elptr->sequence_of.link));}
break;
}
}
}
choice_content * duplicate_choice_content_list (choice_content * cc) {
choice_content * tmp= cc;
choice_content * tmp2= NULL;
choice_content * new= NULL;
/* copy but in reverse order */
while (tmp!=NULL) {
tmp2= duplicate_choice_content (tmp);
tmp2->nxt=new;
new=tmp2;
tmp=tmp->nxt;
}
/*now reverse the order */
tmp=new;
new=NULL;
while (tmp!=NULL) {
tmp2=tmp->nxt;
tmp->nxt=new;
new=tmp;
tmp=tmp2;
}
return (new);
}
void browse_content_choice_PT ( choice_content ** double_choice_ptr,char * s, element * reference)
{
choice_content * tmp = NULL;
*double_choice_ptr = duplicate_choice_content_list (*double_choice_ptr);
tmp=*double_choice_ptr;
while(tmp != NULL)
{
/*There should not be 3 dots in a PT definition */
/*Thus tmp->elem is not NULL */
browse_element_PT (&(tmp->elem),s, reference);
tmp = tmp->nxt;
}
}
sequence_content * duplicate_sequence_content_list (sequence_content * sc) {
sequence_content * tmp= sc;
sequence_content * tmp2= NULL;
sequence_content * new= NULL;
/* copy but in reverse order */
while (tmp!=NULL) {
tmp2= duplicate_sequence_content (tmp);
tmp2->nxt=new;
new=tmp2;
tmp=tmp->nxt;
}
/*now reverse the order */
tmp=new;
new=NULL;
while (tmp!=NULL) {
tmp2=tmp->nxt;
tmp->nxt=new;
new=tmp;
tmp=tmp2;
}
return (new);
}
void browse_content_sequence_PT ( sequence_content ** double_sequence_ptr,char * s, element * reference)
{ sequence_content * tmp= NULL;
*double_sequence_ptr = duplicate_sequence_content_list (*double_sequence_ptr);
tmp= *double_sequence_ptr;
while(tmp != NULL)
{
/*There should not be 3 dots in a PT definition */