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From 2f22074460817594a3fed3db46bb00b4ce11d00e Mon Sep 17 00:00:00 2001
From: Nikos Mavrogiannopoulos <[email protected]>
Date: Tue, 16 Jul 2019 14:27:56 +0200
Subject: [PATCH] _asn1_add_static_node: made thread safe
Signed-off-by: Nikos Mavrogiannopoulos <[email protected]>
---
lib/ASN1.y | 161 +++++++++++++++++++++++++++++--------------------------
lib/parser_aux.c | 66 ++++++++++-------------
lib/parser_aux.h | 24 ++++++---
lib/structure.c | 9 ++--
4 files changed, 135 insertions(+), 125 deletions(-)
diff --git a/lib/ASN1.y b/lib/ASN1.y
index 1482fcd..cd783fe 100644
--- a/lib/ASN1.y
+++ b/lib/ASN1.y
@@ -32,6 +32,7 @@
#include <structure.h>
#include <libtasn1.h>
+static list_type *e_list = NULL;
static FILE *file_asn1; /* Pointer to file to parse */
static int result_parse = 0; /* result of the parser
algorithm */
@@ -144,7 +145,7 @@ static int _asn1_yylex(void);
definitions: definitions_id
DEFINITIONS explicit_implicit TAGS "::=" BEGIN /* imports_def */
type_constant_list END
- {$$=_asn1_add_static_node(ASN1_ETYPE_DEFINITIONS|$3);
+ {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_DEFINITIONS|$3);
_asn1_set_name($$,_asn1_get_name($1));
_asn1_set_name($1,"");
_asn1_set_right($1,$7);
@@ -178,9 +179,9 @@ pos_neg_identifier : pos_neg_num {snprintf($$,sizeof($$),"%s",$1);}
| IDENTIFIER {snprintf($$,sizeof($$),"%s",$1);}
;
-constant: '(' pos_neg_num ')' {$$=_asn1_add_static_node(ASN1_ETYPE_CONSTANT);
+constant: '(' pos_neg_num ')' {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_CONSTANT);
_asn1_set_value($$,$2,strlen($2)+1);}
- | IDENTIFIER'('pos_neg_num')' {$$=_asn1_add_static_node(ASN1_ETYPE_CONSTANT);
+ | IDENTIFIER'('pos_neg_num')' {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_CONSTANT);
_asn1_set_name($$,$1);
_asn1_set_value($$,$3,strlen($3)+1);}
;
@@ -190,9 +191,9 @@ constant_list: constant {$$=$1;}
_asn1_set_right(_asn1_get_last_right($1),$3);}
;
-obj_constant: num_identifier {$$=_asn1_add_static_node(ASN1_ETYPE_CONSTANT);
+obj_constant: num_identifier {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_CONSTANT);
_asn1_set_value($$,$1,strlen($1)+1);}
- | IDENTIFIER'('NUM')' {$$=_asn1_add_static_node(ASN1_ETYPE_CONSTANT);
+ | IDENTIFIER'('NUM')' {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_CONSTANT);
_asn1_set_name($$,$1);
_asn1_set_value($$,$3,strlen($3)+1);}
;
@@ -207,9 +208,9 @@ class : UNIVERSAL {$$=CONST_UNIVERSAL;}
| APPLICATION {$$=CONST_APPLICATION;}
;
-tag_type : '[' NUM ']' {$$=_asn1_add_static_node(ASN1_ETYPE_TAG);
+tag_type : '[' NUM ']' {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_TAG);
_asn1_set_value($$,$2,strlen($2)+1);}
- | '[' class NUM ']' {$$=_asn1_add_static_node(ASN1_ETYPE_TAG | $2);
+ | '[' class NUM ']' {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_TAG | $2);
_asn1_set_value($$,$3,strlen($3)+1);}
;
@@ -218,10 +219,10 @@ tag : tag_type {$$=$1;}
| tag_type IMPLICIT {$$=_asn1_mod_type($1,CONST_IMPLICIT);}
;
-default : DEFAULT pos_neg_identifier {$$=_asn1_add_static_node(ASN1_ETYPE_DEFAULT);
+default : DEFAULT pos_neg_identifier {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_DEFAULT);
_asn1_set_value($$,$2,strlen($2)+1);}
- | DEFAULT ASN1_TRUE {$$=_asn1_add_static_node(ASN1_ETYPE_DEFAULT|CONST_TRUE);}
- | DEFAULT ASN1_FALSE {$$=_asn1_add_static_node(ASN1_ETYPE_DEFAULT|CONST_FALSE);}
+ | DEFAULT ASN1_TRUE {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_DEFAULT|CONST_TRUE);}
+ | DEFAULT ASN1_FALSE {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_DEFAULT|CONST_FALSE);}
;
@@ -230,28 +231,28 @@ pos_neg_list: pos_neg_num
;
-integer_def: INTEGER {$$=_asn1_add_static_node(ASN1_ETYPE_INTEGER);}
- | INTEGER'{'constant_list'}' {$$=_asn1_add_static_node(ASN1_ETYPE_INTEGER|CONST_LIST);
+integer_def: INTEGER {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_INTEGER);}
+ | INTEGER'{'constant_list'}' {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_INTEGER|CONST_LIST);
_asn1_set_down($$,$3);}
- | integer_def'(' pos_neg_list ')' {$$=_asn1_add_static_node(ASN1_ETYPE_INTEGER);}
+ | integer_def'(' pos_neg_list ')' {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_INTEGER);}
| integer_def'('int_identifier'.''.'int_identifier')'
- {$$=_asn1_add_static_node(ASN1_ETYPE_INTEGER|CONST_MIN_MAX);
- _asn1_set_down($$,_asn1_add_static_node(ASN1_ETYPE_SIZE));
+ {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_INTEGER|CONST_MIN_MAX);
+ _asn1_set_down($$,_asn1_add_static_node(&e_list, ASN1_ETYPE_SIZE));
_asn1_set_value(_asn1_get_down($$),$6,strlen($6)+1);
_asn1_set_name(_asn1_get_down($$),$3);}
;
-boolean_def: BOOLEAN {$$=_asn1_add_static_node(ASN1_ETYPE_BOOLEAN);}
+boolean_def: BOOLEAN {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_BOOLEAN);}
;
-Time: UTCTime {$$=_asn1_add_static_node(ASN1_ETYPE_UTC_TIME);}
- | GeneralizedTime {$$=_asn1_add_static_node(ASN1_ETYPE_GENERALIZED_TIME);}
+Time: UTCTime {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_UTC_TIME);}
+ | GeneralizedTime {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_GENERALIZED_TIME);}
;
-size_def2: SIZE'('num_identifier')' {$$=_asn1_add_static_node(ASN1_ETYPE_SIZE|CONST_1_PARAM);
+size_def2: SIZE'('num_identifier')' {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_SIZE|CONST_1_PARAM);
_asn1_set_value($$,$3,strlen($3)+1);}
| SIZE'('num_identifier'.''.'num_identifier')'
- {$$=_asn1_add_static_node(ASN1_ETYPE_SIZE|CONST_MIN_MAX);
+ {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_SIZE|CONST_MIN_MAX);
_asn1_set_value($$,$3,strlen($3)+1);
_asn1_set_name($$,$6);}
;
@@ -260,57 +261,57 @@ size_def: size_def2 {$$=$1;}
| '(' size_def2 ')' {$$=$2;}
;
-generalstring_def: GeneralString {$$=_asn1_add_static_node(ASN1_ETYPE_GENERALSTRING);}
- | GeneralString size_def {$$=_asn1_add_static_node(ASN1_ETYPE_GENERALSTRING|CONST_SIZE);
+generalstring_def: GeneralString {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_GENERALSTRING);}
+ | GeneralString size_def {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_GENERALSTRING|CONST_SIZE);
_asn1_set_down($$,$2);}
;
-numericstring_def: NumericString {$$=_asn1_add_static_node(ASN1_ETYPE_NUMERIC_STRING|CONST_UNIVERSAL);}
- | NumericString size_def {$$=_asn1_add_static_node(ASN1_ETYPE_NUMERIC_STRING|CONST_SIZE);
+numericstring_def: NumericString {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_NUMERIC_STRING|CONST_UNIVERSAL);}
+ | NumericString size_def {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_NUMERIC_STRING|CONST_SIZE);
_asn1_set_down($$,$2);}
;
-ia5string_def: IA5String {$$=_asn1_add_static_node(ASN1_ETYPE_IA5_STRING);}
- | IA5String size_def {$$=_asn1_add_static_node(ASN1_ETYPE_IA5_STRING|CONST_SIZE);
+ia5string_def: IA5String {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_IA5_STRING);}
+ | IA5String size_def {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_IA5_STRING|CONST_SIZE);
_asn1_set_down($$,$2);}
;
-teletexstring_def: TeletexString {$$=_asn1_add_static_node(ASN1_ETYPE_TELETEX_STRING);}
- | TeletexString size_def {$$=_asn1_add_static_node(ASN1_ETYPE_TELETEX_STRING|CONST_SIZE);
+teletexstring_def: TeletexString {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_TELETEX_STRING);}
+ | TeletexString size_def {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_TELETEX_STRING|CONST_SIZE);
_asn1_set_down($$,$2);}
;
-printablestring_def: PrintableString {$$=_asn1_add_static_node(ASN1_ETYPE_PRINTABLE_STRING);}
- | PrintableString size_def {$$=_asn1_add_static_node(ASN1_ETYPE_PRINTABLE_STRING|CONST_SIZE);
+printablestring_def: PrintableString {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_PRINTABLE_STRING);}
+ | PrintableString size_def {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_PRINTABLE_STRING|CONST_SIZE);
_asn1_set_down($$,$2);}
;
-universalstring_def: UniversalString {$$=_asn1_add_static_node(ASN1_ETYPE_UNIVERSAL_STRING);}
- | UniversalString size_def {$$=_asn1_add_static_node(ASN1_ETYPE_UNIVERSAL_STRING|CONST_SIZE);
+universalstring_def: UniversalString {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_UNIVERSAL_STRING);}
+ | UniversalString size_def {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_UNIVERSAL_STRING|CONST_SIZE);
_asn1_set_down($$,$2);}
;
-bmpstring_def: BMPString {$$=_asn1_add_static_node(ASN1_ETYPE_BMP_STRING);}
- | BMPString size_def {$$=_asn1_add_static_node(ASN1_ETYPE_BMP_STRING|CONST_SIZE);
+bmpstring_def: BMPString {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_BMP_STRING);}
+ | BMPString size_def {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_BMP_STRING|CONST_SIZE);
_asn1_set_down($$,$2);}
;
-utf8string_def: UTF8String {$$=_asn1_add_static_node(ASN1_ETYPE_UTF8_STRING);}
- | UTF8String size_def {$$=_asn1_add_static_node(ASN1_ETYPE_UTF8_STRING|CONST_SIZE);
+utf8string_def: UTF8String {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_UTF8_STRING);}
+ | UTF8String size_def {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_UTF8_STRING|CONST_SIZE);
_asn1_set_down($$,$2);}
;
-visiblestring_def: VisibleString {$$=_asn1_add_static_node(ASN1_ETYPE_VISIBLE_STRING);}
- | VisibleString size_def {$$=_asn1_add_static_node(ASN1_ETYPE_VISIBLE_STRING|CONST_SIZE);
+visiblestring_def: VisibleString {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_VISIBLE_STRING);}
+ | VisibleString size_def {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_VISIBLE_STRING|CONST_SIZE);
_asn1_set_down($$,$2);}
;
-octet_string_def : OCTET STRING {$$=_asn1_add_static_node(ASN1_ETYPE_OCTET_STRING);}
- | OCTET STRING size_def {$$=_asn1_add_static_node(ASN1_ETYPE_OCTET_STRING|CONST_SIZE);
+octet_string_def : OCTET STRING {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_OCTET_STRING);}
+ | OCTET STRING size_def {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_OCTET_STRING|CONST_SIZE);
_asn1_set_down($$,$3);}
;
-bit_element : IDENTIFIER'('NUM')' {$$=_asn1_add_static_node(ASN1_ETYPE_CONSTANT);
+bit_element : IDENTIFIER'('NUM')' {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_CONSTANT);
_asn1_set_name($$,$1);
_asn1_set_value($$,$3,strlen($3)+1);}
;
@@ -320,25 +321,25 @@ bit_element_list : bit_element {$$=$1;}
_asn1_set_right(_asn1_get_last_right($1),$3);}
;
-bit_string_def : BIT STRING {$$=_asn1_add_static_node(ASN1_ETYPE_BIT_STRING);}
- | BIT STRING size_def {$$=_asn1_add_static_node(ASN1_ETYPE_BIT_STRING|CONST_SIZE);}
+bit_string_def : BIT STRING {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_BIT_STRING);}
+ | BIT STRING size_def {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_BIT_STRING|CONST_SIZE);}
| BIT STRING'{'bit_element_list'}'
- {$$=_asn1_add_static_node(ASN1_ETYPE_BIT_STRING|CONST_LIST);
+ {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_BIT_STRING|CONST_LIST);
_asn1_set_down($$,$4);}
;
enumerated_def : ENUMERATED'{'bit_element_list'}'
- {$$=_asn1_add_static_node(ASN1_ETYPE_ENUMERATED|CONST_LIST);
+ {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_ENUMERATED|CONST_LIST);
_asn1_set_down($$,$3);}
;
-object_def : OBJECT STR_IDENTIFIER {$$=_asn1_add_static_node(ASN1_ETYPE_OBJECT_ID);}
+object_def : OBJECT STR_IDENTIFIER {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_OBJECT_ID);}
;
-type_assig_right: IDENTIFIER {$$=_asn1_add_static_node(ASN1_ETYPE_IDENTIFIER);
+type_assig_right: IDENTIFIER {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_IDENTIFIER);
_asn1_set_value($$,$1,strlen($1)+1);}
- | IDENTIFIER size_def {$$=_asn1_add_static_node(ASN1_ETYPE_IDENTIFIER|CONST_SIZE);
+ | IDENTIFIER size_def {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_IDENTIFIER|CONST_SIZE);
_asn1_set_value($$,$1,strlen($1)+1);
_asn1_set_down($$,$2);}
| integer_def {$$=$1;}
@@ -361,7 +362,7 @@ type_assig_right: IDENTIFIER {$$=_asn1_add_static_node(ASN1_ETYPE_IDENT
| choise_def {$$=$1;}
| any_def {$$=$1;}
| set_def {$$=$1;}
- | TOKEN_NULL {$$=_asn1_add_static_node(ASN1_ETYPE_NULL);}
+ | TOKEN_NULL {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_NULL);}
;
type_assig_right_tag : type_assig_right {$$=$1;}
@@ -385,31 +386,31 @@ type_assig_list : type_assig {$$=$1;}
_asn1_set_right(_asn1_get_last_right($1),$3);}
;
-sequence_def : SEQUENCE'{'type_assig_list'}' {$$=_asn1_add_static_node(ASN1_ETYPE_SEQUENCE);
+sequence_def : SEQUENCE'{'type_assig_list'}' {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_SEQUENCE);
_asn1_set_down($$,$3);}
- | SEQUENCE OF type_assig_right {$$=_asn1_add_static_node(ASN1_ETYPE_SEQUENCE_OF);
+ | SEQUENCE OF type_assig_right {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_SEQUENCE_OF);
_asn1_set_down($$,$3);}
- | SEQUENCE size_def OF type_assig_right {$$=_asn1_add_static_node(ASN1_ETYPE_SEQUENCE_OF|CONST_SIZE);
+ | SEQUENCE size_def OF type_assig_right {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_SEQUENCE_OF|CONST_SIZE);
_asn1_set_right($2,$4);
_asn1_set_down($$,$2);}
;
-set_def : SET'{'type_assig_list'}' {$$=_asn1_add_static_node(ASN1_ETYPE_SET);
+set_def : SET'{'type_assig_list'}' {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_SET);
_asn1_set_down($$,$3);}
- | SET OF type_assig_right {$$=_asn1_add_static_node(ASN1_ETYPE_SET_OF);
+ | SET OF type_assig_right {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_SET_OF);
_asn1_set_down($$,$3);}
- | SET size_def OF type_assig_right {$$=_asn1_add_static_node(ASN1_ETYPE_SET_OF|CONST_SIZE);
+ | SET size_def OF type_assig_right {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_SET_OF|CONST_SIZE);
_asn1_set_right($2,$4);
_asn1_set_down($$,$2);}
;
-choise_def : CHOICE'{'type_assig_list'}' {$$=_asn1_add_static_node(ASN1_ETYPE_CHOICE);
+choise_def : CHOICE'{'type_assig_list'}' {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_CHOICE);
_asn1_set_down($$,$3);}
;
-any_def : ANY {$$=_asn1_add_static_node(ASN1_ETYPE_ANY);}
- | ANY DEFINED BY IDENTIFIER {$$=_asn1_add_static_node(ASN1_ETYPE_ANY|CONST_DEFINED_BY);
- _asn1_set_down($$,_asn1_add_static_node(ASN1_ETYPE_CONSTANT));
+any_def : ANY {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_ANY);}
+ | ANY DEFINED BY IDENTIFIER {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_ANY|CONST_DEFINED_BY);
+ _asn1_set_down($$,_asn1_add_static_node(&e_list, ASN1_ETYPE_CONSTANT));
_asn1_set_name(_asn1_get_down($$),$4);}
;
@@ -419,16 +420,16 @@ type_def : IDENTIFIER "::=" type_assig_right_tag {$$=_asn1_set_name($3,$1);}
;
constant_def : IDENTIFIER OBJECT STR_IDENTIFIER "::=" '{'obj_constant_list'}'
- {$$=_asn1_add_static_node(ASN1_ETYPE_OBJECT_ID|CONST_ASSIGN);
+ {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_OBJECT_ID|CONST_ASSIGN);
_asn1_set_name($$,$1);
_asn1_set_down($$,$6);}
| IDENTIFIER IDENTIFIER "::=" '{' obj_constant_list '}'
- {$$=_asn1_add_static_node(ASN1_ETYPE_OBJECT_ID|CONST_ASSIGN|CONST_1_PARAM);
+ {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_OBJECT_ID|CONST_ASSIGN|CONST_1_PARAM);
_asn1_set_name($$,$1);
_asn1_set_value($$,$2,strlen($2)+1);
_asn1_set_down($$,$5);}
| IDENTIFIER INTEGER "::=" pos_neg_num
- {$$=_asn1_add_static_node(ASN1_ETYPE_INTEGER|CONST_ASSIGN);
+ {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_INTEGER|CONST_ASSIGN);
_asn1_set_name($$,$1);
_asn1_set_value($$,$4,strlen($4)+1);}
;
@@ -442,29 +443,29 @@ type_constant_list : type_constant {$$=$1;}
_asn1_set_right(_asn1_get_last_right($1),$2);}
;
-definitions_id : IDENTIFIER '{' obj_constant_list '}' {$$=_asn1_add_static_node(ASN1_ETYPE_OBJECT_ID);
+definitions_id : IDENTIFIER '{' obj_constant_list '}' {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_OBJECT_ID);
_asn1_set_down($$,$3);
_asn1_set_name($$,$1);}
- | IDENTIFIER '{' '}' {$$=_asn1_add_static_node(ASN1_ETYPE_OBJECT_ID);
+ | IDENTIFIER '{' '}' {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_OBJECT_ID);
_asn1_set_name($$,$1);}
- | IDENTIFIER {$$=_asn1_add_static_node(ASN1_ETYPE_OBJECT_ID);
+ | IDENTIFIER {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_OBJECT_ID);
_asn1_set_name($$,$1);}
;
/*
-identifier_list : IDENTIFIER {$$=_asn1_add_static_node(ASN1_ETYPE_IDENTIFIER);
+identifier_list : IDENTIFIER {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_IDENTIFIER);
_asn1_set_name($$,$1);}
| identifier_list IDENTIFIER
{$$=$1;
- _asn1_set_right(_asn1_get_last_right($$),_asn1_add_static_node(ASN1_ETYPE_IDENTIFIER));
+ _asn1_set_right(_asn1_get_last_right($$),_asn1_add_static_node(&e_list, ASN1_ETYPE_IDENTIFIER));
_asn1_set_name(_asn1_get_last_right($$),$2);}
;
imports_def : empty {$$=NULL;}
| IMPORTS identifier_list FROM IDENTIFIER obj_constant_list
- {$$=_asn1_add_static_node(ASN1_ETYPE_IMPORTS);
- _asn1_set_down($$,_asn1_add_static_node(ASN1_ETYPE_OBJECT_ID));
+ {$$=_asn1_add_static_node(&e_list, ASN1_ETYPE_IMPORTS);
+ _asn1_set_down($$,_asn1_add_static_node(&e_list, ASN1_ETYPE_OBJECT_ID));
_asn1_set_name(_asn1_get_down($$),$4);
_asn1_set_down(_asn1_get_down($$),$5);
_asn1_set_right($$,$2);}
@@ -706,23 +707,30 @@ asn1_parser2tree (const char *file, asn1_node * definitions,
if (result_parse == ASN1_SUCCESS)
{ /* all identifier defined */
/* Delete the list and keep the ASN1 structure */
- _asn1_delete_list ();
+ _asn1_delete_list (e_list);
+ e_list = NULL;
/* Convert into DER coding the value assign to INTEGER constants */
_asn1_change_integer_value (p_tree);
/* Expand the IDs of OBJECT IDENTIFIER constants */
- result_parse = _asn1_expand_object_id (p_tree);
+ result_parse = _asn1_expand_object_id (e_list, p_tree);
if (result_parse != ASN1_SUCCESS)
goto error;
*definitions = p_tree;
}
else /* some identifiers not defined */
- /* Delete the list and the ASN1 structure */
- _asn1_delete_list_and_nodes ();
+ {
+ /* Delete the list and the ASN1 structure */
+ _asn1_delete_list_and_nodes (e_list);
+ e_list = NULL;
+ }
}
else /* syntax error */
- /* Delete the list and the ASN1 structure */
- _asn1_delete_list_and_nodes ();
+ {
+ /* Delete the list and the ASN1 structure */
+ _asn1_delete_list_and_nodes (e_list);
+ e_list = NULL;
+ }
}
error:
@@ -864,7 +872,8 @@ asn1_parser2array (const char *inputFileName, const char *outputFileName,
} /* result == OK */
/* Delete the list and the ASN1 structure */
- _asn1_delete_list_and_nodes ();
+ _asn1_delete_list_and_nodes (e_list);
+ e_list = NULL;
} /* inputFile exist */
_asn1_create_errorDescription (result_parse, error_desc);
diff --git a/lib/parser_aux.c b/lib/parser_aux.c
index 7d96bea..b182948 100644
--- a/lib/parser_aux.c
+++ b/lib/parser_aux.c
@@ -28,50 +28,37 @@
char _asn1_identifierMissing[ASN1_MAX_NAME_SIZE + 1]; /* identifier name not found */
-/***********************************************/
-/* Type: list_type */
-/* Description: type used in the list during */
-/* the structure creation. */
-/***********************************************/
-typedef struct list_struct
-{
- asn1_node node;
- struct list_struct *next;
-} list_type;
-
-
-/* Pointer to the first element of the list */
-list_type *firstElement = NULL;
/******************************************************/
/* Function : _asn1_add_static_node */
/* Description: creates a new NODE_ASN element and */
-/* puts it in the list pointed by firstElement. */
+/* puts it in the list pointed by e_list. */
/* Parameters: */
+/* e_list: of type list_type; must be NULL initially */
/* type: type of the new element (see ASN1_ETYPE_ */
/* and CONST_ constants). */
/* Return: pointer to the new element. */
/******************************************************/
asn1_node
-_asn1_add_static_node (unsigned int type)
+_asn1_add_static_node (list_type **e_list, unsigned int type)
{
- list_type *listElement;
+ list_type *p;
asn1_node punt;
punt = calloc (1, sizeof (struct asn1_node_st));
if (punt == NULL)
return NULL;
- listElement = malloc (sizeof (list_type));
- if (listElement == NULL)
+ p = malloc (sizeof (list_type));
+ if (p == NULL)
{
free (punt);
return NULL;
}
- listElement->node = punt;
- listElement->next = firstElement;
- firstElement = listElement;
+ p->node = punt;
+ p->next = *e_list;
+ *e_list = p;
punt->type = type;
@@ -521,9 +508,9 @@ _asn1_find_up (asn1_node_const node)
/* Description: deletes the list element given */
/******************************************************************/
static void
-_asn1_delete_node_from_list (asn1_node node)
+_asn1_delete_node_from_list (list_type *list, asn1_node node)
{
- list_type *p = firstElement;
+ list_type *p = list;
while (p)
{
@@ -539,15 +526,15 @@ _asn1_delete_node_from_list (asn1_node node)
/* pointed by them). */
/******************************************************************/
void
-_asn1_delete_list (void)
+_asn1_delete_list (list_type *e_list)
{
- list_type *listElement;
+ list_type *p;
- while (firstElement)
+ while (e_list)
{
- listElement = firstElement;
- firstElement = firstElement->next;
- free (listElement);
+ p = e_list;
+ e_list = e_list->next;
+ free (p);
}
}
@@ -557,16 +544,16 @@ _asn1_delete_list (void)
/* pointed by them. */
/******************************************************************/
void
-_asn1_delete_list_and_nodes (void)
+_asn1_delete_list_and_nodes (list_type *e_list)
{
- list_type *listElement;
+ list_type *p;
- while (firstElement)
+ while (e_list)
{
- listElement = firstElement;
- firstElement = firstElement->next;
- _asn1_remove_node (listElement->node, 0);
- free (listElement);
+ p = e_list;
+ e_list = e_list->next;
+ _asn1_remove_node (p->node, 0);
+ free (p);
}
}
@@ -682,13 +669,14 @@ _asn1_change_integer_value (asn1_node node)
/* Function : _asn1_expand_object_id */
/* Description: expand the IDs of an OBJECT IDENTIFIER constant. */
/* Parameters: */
+/* list: root of an object list */
/* node: root of an ASN1 element. */
/* Return: */
/* ASN1_ELEMENT_NOT_FOUND if NODE is NULL, */
/* otherwise ASN1_SUCCESS */
/******************************************************************/
int
-_asn1_expand_object_id (asn1_node node)
+_asn1_expand_object_id (list_type *list, asn1_node node)
{
asn1_node p, p2, p3, p4, p5;
char name_root[ASN1_MAX_NAME_SIZE], name2[2 * ASN1_MAX_NAME_SIZE + 1];
@@ -725,7 +713,7 @@ _asn1_expand_object_id (asn1_node node)
|| !(p3->type & CONST_ASSIGN))
return ASN1_ELEMENT_NOT_FOUND;
_asn1_set_down (p, p2->right);
- _asn1_delete_node_from_list(p2);
+ _asn1_delete_node_from_list(list, p2);
_asn1_remove_node (p2, 0);
p2 = p;
p4 = p3->down;
diff --git a/lib/parser_aux.h b/lib/parser_aux.h
index 42e9071..c21d20d 100644
--- a/lib/parser_aux.h
+++ b/lib/parser_aux.h
@@ -22,10 +22,26 @@
#ifndef _PARSER_AUX_H
#define _PARSER_AUX_H
+/***********************************************/
+/* Type: list_type */
+/* Description: type used in the list during */
+/* the structure creation. */
+/***********************************************/
+typedef struct list_struct
+{
+ asn1_node node;
+ struct list_struct *next;
+} list_type;
+
/***************************************/
/* Functions used by ASN.1 parser */
/***************************************/
-asn1_node _asn1_add_static_node (unsigned int type);
+asn1_node _asn1_add_static_node (list_type **e_list, unsigned int type);
+
+void _asn1_delete_list (list_type *e_list);
+
+void _asn1_delete_list_and_nodes (list_type *e_list);
+
asn1_node
_asn1_set_value (asn1_node node, const void *value, unsigned int len);
@@ -48,10 +64,6 @@ asn1_node _asn1_get_last_right (asn1_node_const node);
void _asn1_remove_node (asn1_node node, unsigned int flags);
-void _asn1_delete_list (void);
-
-void _asn1_delete_list_and_nodes (void);
-
/* Max 64-bit integer length is 20 chars + 1 for sign + 1 for null termination */
#define LTOSTR_MAX_SIZE 22
char *_asn1_ltostr (int64_t v, char str[LTOSTR_MAX_SIZE]);
@@ -61,7 +73,7 @@ asn1_node _asn1_find_up (asn1_node_const node);
int _asn1_change_integer_value (asn1_node node);
#define EXPAND_OBJECT_ID_MAX_RECURSION 16
-int _asn1_expand_object_id (asn1_node node);
+int _asn1_expand_object_id (list_type *list, asn1_node node);
int _asn1_type_set_config (asn1_node node);
diff --git a/lib/structure.c b/lib/structure.c
index 4b0ea2f..98393cc 100644
--- a/lib/structure.c
+++ b/lib/structure.c
@@ -182,6 +182,7 @@ asn1_array2tree (const asn1_static_node * array, asn1_node * definitions,
int move;
int result;
unsigned int type;
+ list_type *e_list = NULL;
if (errorDescription)
errorDescription[0] = 0;
@@ -196,7 +197,7 @@ asn1_array2tree (const asn1_static_node * array, asn1_node * definitions,
{
type = convert_old_type (array[k].type);
- p = _asn1_add_static_node (type & (~CONST_DOWN));
+ p = _asn1_add_static_node (&e_list, type & (~CONST_DOWN));
if (array[k].name)
_asn1_set_name (p, array[k].name);
if (array[k].value)
@@ -245,7 +246,7 @@ asn1_array2tree (const asn1_static_node * array, asn1_node * definitions,
if (result == ASN1_SUCCESS)
{
_asn1_change_integer_value (*definitions);
- result = _asn1_expand_object_id (*definitions);
+ result = _asn1_expand_object_id (e_list, *definitions);
}
}
else
@@ -267,11 +268,11 @@ asn1_array2tree (const asn1_static_node * array, asn1_node * definitions,
if (result != ASN1_SUCCESS)
{
- _asn1_delete_list_and_nodes ();
+ _asn1_delete_list_and_nodes (e_list);
*definitions = NULL;
}
else
- _asn1_delete_list ();
+ _asn1_delete_list (e_list);
return result;
}
--
1.8.3.1
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