Fix for AMI NVAR parser based on kaitai struct by modifing 1 line (line 128) for ami_nvar.ksy.

This commit is contained in:
chunqing286 2023-08-03 22:44:23 +08:00 committed by Nikolaj Schlej
parent 036be8d3bc
commit b2a8952c71
3 changed files with 113 additions and 51 deletions

View File

@ -5,19 +5,25 @@
ami_nvar_t::ami_nvar_t(kaitai::kstream* p__io, kaitai::kstruct* p__parent, ami_nvar_t* p__root) : kaitai::kstruct(p__io) {
m__parent = p__parent;
m__root = this; (void)p__root;
m_entries = nullptr;
_read();
m__root = this;
m_entries = 0;
try {
_read();
} catch(...) {
_clean_up();
throw;
}
}
void ami_nvar_t::_read() {
m_entries = std::unique_ptr<std::vector<std::unique_ptr<nvar_entry_t>>>(new std::vector<std::unique_ptr<nvar_entry_t>>());
m_entries = new std::vector<nvar_entry_t*>();
{
int i = 0;
nvar_entry_t* _;
do {
_ = new nvar_entry_t(m__io, this, m__root);
m_entries->push_back(std::move(std::unique_ptr<nvar_entry_t>(_)));
m_entries->push_back(_);
i++;
} while (!( ((_->signature_first() != 78) || (_io()->is_eof())) ));
}
@ -28,12 +34,24 @@ ami_nvar_t::~ami_nvar_t() {
}
void ami_nvar_t::_clean_up() {
if (m_entries) {
for (std::vector<nvar_entry_t*>::iterator it = m_entries->begin(); it != m_entries->end(); ++it) {
delete *it;
}
delete m_entries; m_entries = 0;
}
}
ami_nvar_t::nvar_attributes_t::nvar_attributes_t(kaitai::kstream* p__io, ami_nvar_t::nvar_entry_t* p__parent, ami_nvar_t* p__root) : kaitai::kstruct(p__io) {
m__parent = p__parent;
m__root = p__root;
_read();
try {
_read();
} catch(...) {
_clean_up();
throw;
}
}
void ami_nvar_t::nvar_attributes_t::_read() {
@ -57,12 +75,18 @@ void ami_nvar_t::nvar_attributes_t::_clean_up() {
ami_nvar_t::ucs2_string_t::ucs2_string_t(kaitai::kstream* p__io, ami_nvar_t::nvar_entry_body_t* p__parent, ami_nvar_t* p__root) : kaitai::kstruct(p__io) {
m__parent = p__parent;
m__root = p__root;
m_ucs2_chars = nullptr;
_read();
m_ucs2_chars = 0;
try {
_read();
} catch(...) {
_clean_up();
throw;
}
}
void ami_nvar_t::ucs2_string_t::_read() {
m_ucs2_chars = std::unique_ptr<std::vector<uint16_t>>(new std::vector<uint16_t>());
m_ucs2_chars = new std::vector<uint16_t>();
{
int i = 0;
uint16_t _;
@ -79,12 +103,21 @@ ami_nvar_t::ucs2_string_t::~ucs2_string_t() {
}
void ami_nvar_t::ucs2_string_t::_clean_up() {
if (m_ucs2_chars) {
delete m_ucs2_chars; m_ucs2_chars = 0;
}
}
ami_nvar_t::nvar_extended_attributes_t::nvar_extended_attributes_t(kaitai::kstream* p__io, ami_nvar_t::nvar_entry_body_t* p__parent, ami_nvar_t* p__root) : kaitai::kstruct(p__io) {
m__parent = p__parent;
m__root = p__root;
_read();
try {
_read();
} catch(...) {
_clean_up();
throw;
}
}
void ami_nvar_t::nvar_extended_attributes_t::_read() {
@ -105,12 +138,18 @@ void ami_nvar_t::nvar_extended_attributes_t::_clean_up() {
ami_nvar_t::nvar_entry_t::nvar_entry_t(kaitai::kstream* p__io, ami_nvar_t* p__parent, ami_nvar_t* p__root) : kaitai::kstruct(p__io) {
m__parent = p__parent;
m__root = p__root;
m_attributes = nullptr;
m_body = nullptr;
m__io__raw_body = nullptr;
m_attributes = 0;
m_body = 0;
m__io__raw_body = 0;
f_offset = false;
f_end_offset = false;
_read();
try {
_read();
} catch(...) {
_clean_up();
throw;
}
}
void ami_nvar_t::nvar_entry_t::_read() {
@ -148,14 +187,14 @@ void ami_nvar_t::nvar_entry_t::_read() {
n_attributes = true;
if (signature_first() == 78) {
n_attributes = false;
m_attributes = std::unique_ptr<nvar_attributes_t>(new nvar_attributes_t(m__io, this, m__root));
m_attributes = new nvar_attributes_t(m__io, this, m__root);
}
n_body = true;
if (signature_first() == 78) {
n_body = false;
m__raw_body = m__io->read_bytes((size() - ((4 + 2) + 4)));
m__io__raw_body = std::unique_ptr<kaitai::kstream>(new kaitai::kstream(m__raw_body));
m_body = std::unique_ptr<nvar_entry_body_t>(new nvar_entry_body_t(m__io__raw_body.get(), this, m__root));
m__io__raw_body = new kaitai::kstream(m__raw_body);
m_body = new nvar_entry_body_t(m__io__raw_body, this, m__root);
}
n_invoke_end_offset = true;
if ( ((signature_first() == 78) && (end_offset() >= 0)) ) {
@ -178,8 +217,17 @@ void ami_nvar_t::nvar_entry_t::_clean_up() {
if (!n_next) {
}
if (!n_attributes) {
if (m_attributes) {
delete m_attributes; m_attributes = 0;
}
}
if (!n_body) {
if (m__io__raw_body) {
delete m__io__raw_body; m__io__raw_body = 0;
}
if (m_body) {
delete m_body; m_body = 0;
}
}
if (!n_invoke_end_offset) {
}
@ -188,7 +236,7 @@ void ami_nvar_t::nvar_entry_t::_clean_up() {
int32_t ami_nvar_t::nvar_entry_t::offset() {
if (f_offset)
return m_offset;
m_offset = (int32_t)_io()->pos();
m_offset = _io()->pos();
f_offset = true;
return m_offset;
}
@ -196,7 +244,7 @@ int32_t ami_nvar_t::nvar_entry_t::offset() {
int32_t ami_nvar_t::nvar_entry_t::end_offset() {
if (f_end_offset)
return m_end_offset;
m_end_offset = (int32_t)_io()->pos();
m_end_offset = _io()->pos();
f_end_offset = true;
return m_end_offset;
}
@ -204,8 +252,8 @@ int32_t ami_nvar_t::nvar_entry_t::end_offset() {
ami_nvar_t::nvar_entry_body_t::nvar_entry_body_t(kaitai::kstream* p__io, ami_nvar_t::nvar_entry_t* p__parent, ami_nvar_t* p__root) : kaitai::kstruct(p__io) {
m__parent = p__parent;
m__root = p__root;
m_ucs2_name = nullptr;
m_extended_header_attributes = nullptr;
m_ucs2_name = 0;
m_extended_header_attributes = 0;
f_extended_header_attributes = false;
f_data_start_offset = false;
f_extended_header_size_field = false;
@ -215,7 +263,13 @@ ami_nvar_t::nvar_entry_body_t::nvar_entry_body_t(kaitai::kstream* p__io, ami_nva
f_data_end_offset = false;
f_extended_header_size = false;
f_extended_header_hash = false;
_read();
try {
_read();
} catch(...) {
_clean_up();
throw;
}
}
void ami_nvar_t::nvar_entry_body_t::_read() {
@ -237,7 +291,7 @@ void ami_nvar_t::nvar_entry_body_t::_read() {
n_ucs2_name = true;
if ( ((!(_parent()->attributes()->ascii_name())) && (!(_parent()->attributes()->data_only())) && (_parent()->attributes()->valid())) ) {
n_ucs2_name = false;
m_ucs2_name = std::unique_ptr<ucs2_string_t>(new ucs2_string_t(m__io, this, m__root));
m_ucs2_name = new ucs2_string_t(m__io, this, m__root);
}
n_invoke_data_start = true;
if (data_start_offset() >= 0) {
@ -259,10 +313,16 @@ void ami_nvar_t::nvar_entry_body_t::_clean_up() {
if (!n_ascii_name) {
}
if (!n_ucs2_name) {
if (m_ucs2_name) {
delete m_ucs2_name; m_ucs2_name = 0;
}
}
if (!n_invoke_data_start) {
}
if (f_extended_header_attributes && !n_extended_header_attributes) {
if (m_extended_header_attributes) {
delete m_extended_header_attributes; m_extended_header_attributes = 0;
}
}
if (f_extended_header_size_field && !n_extended_header_size_field) {
}
@ -276,23 +336,23 @@ void ami_nvar_t::nvar_entry_body_t::_clean_up() {
ami_nvar_t::nvar_extended_attributes_t* ami_nvar_t::nvar_entry_body_t::extended_header_attributes() {
if (f_extended_header_attributes)
return m_extended_header_attributes.get();
return m_extended_header_attributes;
n_extended_header_attributes = true;
if ( ((_parent()->attributes()->valid()) && (_parent()->attributes()->extended_header()) && (extended_header_size() >= (1 + 2))) ) {
n_extended_header_attributes = false;
std::streampos _pos = m__io->pos();
m__io->seek((_io()->pos() - extended_header_size()));
m_extended_header_attributes = std::unique_ptr<nvar_extended_attributes_t>(new nvar_extended_attributes_t(m__io, this, m__root));
m_extended_header_attributes = new nvar_extended_attributes_t(m__io, this, m__root);
m__io->seek(_pos);
f_extended_header_attributes = true;
}
return m_extended_header_attributes.get();
return m_extended_header_attributes;
}
int32_t ami_nvar_t::nvar_entry_body_t::data_start_offset() {
if (f_data_start_offset)
return m_data_start_offset;
m_data_start_offset = (int32_t)_io()->pos();
m_data_start_offset = _io()->pos();
f_data_start_offset = true;
return m_data_start_offset;
}
@ -353,7 +413,7 @@ uint8_t ami_nvar_t::nvar_entry_body_t::extended_header_checksum() {
int32_t ami_nvar_t::nvar_entry_body_t::data_end_offset() {
if (f_data_end_offset)
return m_data_end_offset;
m_data_end_offset = (int32_t)_io()->pos();
m_data_end_offset = _io()->pos();
f_data_end_offset = true;
return m_data_end_offset;
}
@ -361,7 +421,7 @@ int32_t ami_nvar_t::nvar_entry_body_t::data_end_offset() {
uint16_t ami_nvar_t::nvar_entry_body_t::extended_header_size() {
if (f_extended_header_size)
return m_extended_header_size;
m_extended_header_size = ((_parent()->attributes()->extended_header()) ? (((extended_header_size_field() >= (1 + 2)) ? (extended_header_size_field()) : (0))) : (0));
m_extended_header_size = (( ((_parent()->attributes()->extended_header()) && (_parent()->attributes()->valid()) && (_parent()->size() > (((4 + 2) + 4) + 2))) ) ? (((extended_header_size_field() >= (1 + 2)) ? (extended_header_size_field()) : (0))) : (0));
f_extended_header_size = true;
return m_extended_header_size;
}

View File

@ -1,10 +1,10 @@
#pragma once
#ifndef AMI_NVAR_H_
#define AMI_NVAR_H_
// This is a generated file! Please edit source .ksy file and use kaitai-struct-compiler to rebuild
#include "../kaitai/kaitaistruct.h"
#include <stdint.h>
#include <memory>
#include <vector>
#if KAITAI_STRUCT_VERSION < 9000L
@ -20,7 +20,7 @@ public:
class nvar_entry_t;
class nvar_entry_body_t;
ami_nvar_t(kaitai::kstream* p__io, kaitai::kstruct* p__parent = nullptr, ami_nvar_t* p__root = nullptr);
ami_nvar_t(kaitai::kstream* p__io, kaitai::kstruct* p__parent = 0, ami_nvar_t* p__root = 0);
private:
void _read();
@ -33,7 +33,7 @@ public:
public:
nvar_attributes_t(kaitai::kstream* p__io, ami_nvar_t::nvar_entry_t* p__parent = nullptr, ami_nvar_t* p__root = nullptr);
nvar_attributes_t(kaitai::kstream* p__io, ami_nvar_t::nvar_entry_t* p__parent = 0, ami_nvar_t* p__root = 0);
private:
void _read();
@ -71,7 +71,7 @@ public:
public:
ucs2_string_t(kaitai::kstream* p__io, ami_nvar_t::nvar_entry_body_t* p__parent = nullptr, ami_nvar_t* p__root = nullptr);
ucs2_string_t(kaitai::kstream* p__io, ami_nvar_t::nvar_entry_body_t* p__parent = 0, ami_nvar_t* p__root = 0);
private:
void _read();
@ -81,12 +81,12 @@ public:
~ucs2_string_t();
private:
std::unique_ptr<std::vector<uint16_t>> m_ucs2_chars;
std::vector<uint16_t>* m_ucs2_chars;
ami_nvar_t* m__root;
ami_nvar_t::nvar_entry_body_t* m__parent;
public:
std::vector<uint16_t>* ucs2_chars() const { return m_ucs2_chars.get(); }
std::vector<uint16_t>* ucs2_chars() const { return m_ucs2_chars; }
ami_nvar_t* _root() const { return m__root; }
ami_nvar_t::nvar_entry_body_t* _parent() const { return m__parent; }
};
@ -95,7 +95,7 @@ public:
public:
nvar_extended_attributes_t(kaitai::kstream* p__io, ami_nvar_t::nvar_entry_body_t* p__parent = nullptr, ami_nvar_t* p__root = nullptr);
nvar_extended_attributes_t(kaitai::kstream* p__io, ami_nvar_t::nvar_entry_body_t* p__parent = 0, ami_nvar_t* p__root = 0);
private:
void _read();
@ -127,7 +127,7 @@ public:
public:
nvar_entry_t(kaitai::kstream* p__io, ami_nvar_t* p__parent = nullptr, ami_nvar_t* p__root = nullptr);
nvar_entry_t(kaitai::kstream* p__io, ami_nvar_t* p__parent = 0, ami_nvar_t* p__root = 0);
private:
void _read();
@ -180,14 +180,14 @@ public:
bool _is_null_next() { next(); return n_next; };
private:
std::unique_ptr<nvar_attributes_t> m_attributes;
nvar_attributes_t* m_attributes;
bool n_attributes;
public:
bool _is_null_attributes() { attributes(); return n_attributes; };
private:
std::unique_ptr<nvar_entry_body_t> m_body;
nvar_entry_body_t* m_body;
bool n_body;
public:
@ -210,7 +210,7 @@ public:
bool _is_null__raw_body() { _raw_body(); return n__raw_body; };
private:
std::unique_ptr<kaitai::kstream> m__io__raw_body;
kaitai::kstream* m__io__raw_body;
public:
std::string invoke_offset() const { return m_invoke_offset; }
@ -218,20 +218,20 @@ public:
std::string signature_rest() const { return m_signature_rest; }
uint16_t size() const { return m_size; }
uint64_t next() const { return m_next; }
nvar_attributes_t* attributes() const { return m_attributes.get(); }
nvar_entry_body_t* body() const { return m_body.get(); }
nvar_attributes_t* attributes() const { return m_attributes; }
nvar_entry_body_t* body() const { return m_body; }
std::string invoke_end_offset() const { return m_invoke_end_offset; }
ami_nvar_t* _root() const { return m__root; }
ami_nvar_t* _parent() const { return m__parent; }
std::string _raw_body() const { return m__raw_body; }
kaitai::kstream* _io__raw_body() const { return m__io__raw_body.get(); }
kaitai::kstream* _io__raw_body() const { return m__io__raw_body; }
};
class nvar_entry_body_t : public kaitai::kstruct {
public:
nvar_entry_body_t(kaitai::kstream* p__io, ami_nvar_t::nvar_entry_t* p__parent = nullptr, ami_nvar_t* p__root = nullptr);
nvar_entry_body_t(kaitai::kstream* p__io, ami_nvar_t::nvar_entry_t* p__parent = 0, ami_nvar_t* p__root = 0);
private:
void _read();
@ -242,7 +242,7 @@ public:
private:
bool f_extended_header_attributes;
std::unique_ptr<nvar_extended_attributes_t> m_extended_header_attributes;
nvar_extended_attributes_t* m_extended_header_attributes;
bool n_extended_header_attributes;
public:
@ -355,7 +355,7 @@ public:
bool _is_null_ascii_name() { ascii_name(); return n_ascii_name; };
private:
std::unique_ptr<ucs2_string_t> m_ucs2_name;
ucs2_string_t* m_ucs2_name;
bool n_ucs2_name;
public:
@ -377,7 +377,7 @@ public:
uint8_t guid_index() const { return m_guid_index; }
std::string guid() const { return m_guid; }
std::string ascii_name() const { return m_ascii_name; }
ucs2_string_t* ucs2_name() const { return m_ucs2_name.get(); }
ucs2_string_t* ucs2_name() const { return m_ucs2_name; }
std::string invoke_data_start() const { return m_invoke_data_start; }
std::string data() const { return m_data; }
ami_nvar_t* _root() const { return m__root; }
@ -385,12 +385,14 @@ public:
};
private:
std::unique_ptr<std::vector<std::unique_ptr<nvar_entry_t>>> m_entries;
std::vector<nvar_entry_t*>* m_entries;
ami_nvar_t* m__root;
kaitai::kstruct* m__parent;
public:
std::vector<std::unique_ptr<nvar_entry_t>>* entries() const { return m_entries.get(); }
std::vector<nvar_entry_t*>* entries() const { return m_entries; }
ami_nvar_t* _root() const { return m__root; }
kaitai::kstruct* _parent() const { return m__parent; }
};
#endif // AMI_NVAR_H_

View File

@ -125,7 +125,7 @@ types:
and _parent.attributes.extended_header
and _parent.size > sizeof<u4> + sizeof<u2> + sizeof<u4> + sizeof<u2>
extended_header_size:
value: '_parent.attributes.extended_header ? (extended_header_size_field >= sizeof<nvar_extended_attributes> + sizeof<u2> ? extended_header_size_field : 0) : 0'
value: '(_parent.attributes.extended_header and _parent.attributes.valid and (_parent.size > sizeof<u4> + sizeof<u2> + sizeof<u4> + sizeof<u2>)) ? (extended_header_size_field >= sizeof<nvar_extended_attributes> + sizeof<u2> ? extended_header_size_field : 0) : 0'
extended_header_attributes:
pos: _io.pos - extended_header_size
type: nvar_extended_attributes