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vuln_javascript/javascript_variant.cpp at master · lcatro/vuln_javascript · GitHub
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javascript_variant.cpp
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javascript_variant.cpp
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#
include
"
disable_warning.h
"
#
include
<
memory.h
>
#
include
<
stdlib.h
>
#
include
<
stdio.h
>
#
include
<
string.h
>
#
include
<
map
>
#
include
<
windows.h
>
#
include
<
oaidl.h
>
#
include
"
baselib_string.h
"
#
include
"
global_setting.h
"
#
include
"
javascript_array.h
"
#
include
"
javascript_base.h
"
#
include
"
javascript_variant.h
"
using
std::map;
typedef
map<string,javascript_variant_struct> global_javascript_variant_table_;
global_javascript_variant_table_ global_javascript_variant_table;
unsigned
long
get_variant_index
(string& variant_name) {
unsigned
long
index=
0
;
try
{
for
(global_javascript_variant_table_::iterator variant_table_iterator=global_javascript_variant_table.
begin
();
variant_table_iterator!=global_javascript_variant_table.
end
();
++variant_table_iterator,++index)
if
(variant_name==variant_table_iterator->
first
)
return
index;
}
catch
(...) {
//
i dont know why iterate global_javascript_variant_table will make error of access exception ..
}
return
INVALID_VALUE
;
}
bool
is_exist_variant
(string& variant_name) {
if
(
INVALID_VALUE
!=
get_variant_index
(variant_name))
return
true
;
return
false
;
}
support_javascript_variant_type
get_variant_type
(string& variant_name) {
if
(!
is_exist_variant
(variant_name))
return
NONE
;
return
(support_javascript_variant_type)global_javascript_variant_table[variant_name].
vt
;
}
void
set_variant
(string variant_name,
void
* variant_data,support_javascript_variant_type variant_type) {
if
(
is_exist_variant
(variant_name))
if
(
STRING
==global_javascript_variant_table[variant_name].
vt
)
if
(
NULL
!=global_javascript_variant_table[variant_name].
ulVal
)
free_memory
((
void
*)global_javascript_variant_table[variant_name].
ulVal
);
if
(
NONE
==variant_type) {
global_javascript_variant_table[variant_name].
vt
=
NONE
;
global_javascript_variant_table[variant_name].
wReserved3
=
0
;
global_javascript_variant_table[variant_name].
ulVal
=
0
;
}
else
if
(
NUMBER
==variant_type) {
global_javascript_variant_table[variant_name].
vt
=
NUMBER
;
global_javascript_variant_table[variant_name].
wReserved3
=
sizeof
(
int
);
global_javascript_variant_table[variant_name].
ulVal
=(
int
)variant_data;
}
else
if
(
STRING
==variant_type) {
global_javascript_variant_table[variant_name].
vt
=
STRING
;
unsigned
long
conver_new_length=
conver_coding
((
char
*)variant_data);
global_javascript_variant_table[variant_name].
wReserved3
=
sizeof
(
int
);
unsigned
long
alloc_length=
sizeof
(javascript_variant_string)+conver_new_length+
1
;
void
* alloc_address=
alloc_memory
(alloc_length);
((javascript_variant_string*)alloc_address)->
string_length
=conver_new_length;
((javascript_variant_string*)alloc_address)->
string_data
=(
char
*)((
unsigned
long
)alloc_address+
sizeof
(javascript_variant_string));
memcpy
((
void
*)((
unsigned
long
)alloc_address+
sizeof
(javascript_variant_string)),variant_data,alloc_length-
sizeof
(javascript_variant_string));
global_javascript_variant_table[variant_name].
ulVal
=(
unsigned
long
)alloc_address;
}
else
if
(
INT_ARRAY
==variant_type) {
global_javascript_variant_table[variant_name].
vt
=
INT_ARRAY
;
global_javascript_variant_table[variant_name].
wReserved3
=
sizeof
(
int
);
global_javascript_variant_table[variant_name].
ulVal
=(
unsigned
long
)variant_data;
}
else
if
(
OBJECT_ARRAY
==variant_type) {
global_javascript_variant_table[variant_name].
vt
=
OBJECT_ARRAY
;
global_javascript_variant_table[variant_name].
wReserved3
=
sizeof
(
int
);
global_javascript_variant_table[variant_name].
ulVal
=(
unsigned
long
)variant_data;
}
else
if
(
OBJECT
==variant_type) {
global_javascript_variant_table[variant_name].
vt
=
OBJECT
;
global_javascript_variant_table[variant_name].
wReserved3
=
sizeof
(
int
);
global_javascript_variant_table[variant_name].
ulVal
=(
unsigned
long
)variant_data;
}
}
bool
get_variant
(string variant_name,
void
* output_variant_data,support_javascript_variant_type* output_variant_type) {
if
(
is_exist_variant
(variant_name)) {
if
(
NONE
!=global_javascript_variant_table[variant_name].
vt
) {
*(
unsigned
long
*)output_variant_data=global_javascript_variant_table[variant_name].
ulVal
;
*output_variant_type=(support_javascript_variant_type)global_javascript_variant_table[variant_name].
vt
;
if
(
STRING
==*output_variant_type)
*(
unsigned
long
*)output_variant_data=(
unsigned
long
)((javascript_variant_string*)global_javascript_variant_table[variant_name].
ulVal
)->
string_data
;
else
*(
unsigned
long
*)output_variant_data=global_javascript_variant_table[variant_name].
ulVal
;
return
true
;
}
}
*(
unsigned
long
*)output_variant_data=
NULL
;
*output_variant_type=
NONE
;
return
false
;
}
void
copy_variant
(string destination_variant_name,string source_variant_name) {
unsigned
long
variant_data=
0
;
support_javascript_variant_type variant_type=
NONE
;
get_variant
(source_variant_name,(
void
*)&variant_data,&variant_type);
set_variant
(destination_variant_name,(
void
*)variant_data,variant_type);
}
bool
set_variant_array
(string variant_name,
unsigned
long
array_index,
void
* input_variant_data,support_javascript_variant_type input_variant_type) {
if
(
is_exist_variant
(variant_name)) {
if
(
INT_ARRAY
==
get_variant_type
(variant_name)) {
if
(
NUMBER
==input_variant_type) {
int_array* array_class=
NULL
;
support_javascript_variant_type variant_type=
NONE
;
get_variant
(variant_name,&array_class,&variant_type);
array_class->
set_index
(array_index,input_variant_data);
return
true
;
}
}
else
{
object_array* array_class=
NULL
;
support_javascript_variant_type variant_type=
NONE
;
get_variant
(variant_name,&array_class,&variant_type);
javascript_variant_struct object_index_variant={
0
};
object_index_variant.
vt
=input_variant_type;
if
(
STRING
==input_variant_type)
object_index_variant.
wReserved3
=
strlen
((
const
char
*)input_variant_data);
else
object_index_variant.
wReserved3
=
sizeof
(
int
);
object_index_variant.
ulVal
=(
unsigned
long
)input_variant_data;
array_class->
set_index
(array_index,&object_index_variant);
return
true
;
}
}
return
false
;
}
bool
get_variant_array
(string variant_name,
unsigned
long
array_index,
void
* output_variant_data,support_javascript_variant_type* output_variant_type) {
if
(
is_exist_variant
(variant_name)) {
base_array* array_class=
NULL
;
support_javascript_variant_type array_type=
NONE
;
get_variant
(variant_name,&array_class,&array_type);
if
(
INT_ARRAY
==array_type) {
*(
unsigned
long
*)output_variant_data=(
unsigned
long
)((int_array*)array_class)->
get_index
(array_index);
*output_variant_type=
NUMBER
;
}
else
{
javascript_variant_struct* array_index_object=(javascript_variant_struct*)((object_array*)array_class)->
get_index
(array_index);
*(
unsigned
long
*)output_variant_data=array_index_object->
ulVal
;
*output_variant_type=(support_javascript_variant_type)array_index_object->
vt
;
}
return
true
;
}
return
false
;
}
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