mirror of
https://github.com/noDRM/DeDRM_tools.git
synced 2025-10-23 23:07:47 -04:00
82 lines
2.4 KiB
C
82 lines
2.4 KiB
C
/*
|
|
Copyright 2010 BartSimpson aka skindle
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
#ifndef __TPZ_H
|
|
#define __TPZ_H
|
|
|
|
#include <stdio.h>
|
|
#include "skinutils.h"
|
|
|
|
typedef struct _TpzCtx {
|
|
unsigned int v[2];
|
|
} TpzCtx;
|
|
|
|
void topazCryptoInit(TpzCtx *ctx, unsigned char *key, int klen);
|
|
void topazCryptoDecrypt(TpzCtx *ctx, unsigned char *in, unsigned char *out, int len);
|
|
int bookReadEncodedNumber(FILE *f);
|
|
int encodeNumber(int number, unsigned char *out);
|
|
char *bookReadString(FILE *f);
|
|
|
|
typedef struct _Payload {
|
|
unsigned char *blob;
|
|
unsigned int len;
|
|
char *name;
|
|
int index;
|
|
} Payload;
|
|
|
|
typedef struct _Record {
|
|
int offset;
|
|
int length;
|
|
int compressed;
|
|
struct _Record *next;
|
|
} Record;
|
|
|
|
typedef struct _HeaderRecord {
|
|
char *tag;
|
|
Record *rec;
|
|
struct _HeaderRecord *next;
|
|
} HeaderRecord;
|
|
|
|
typedef struct _TopazFile {
|
|
FILE *f;
|
|
HeaderRecord *hdrs;
|
|
unsigned char *bookKey;
|
|
unsigned int bodyOffset;
|
|
MapList *metadata;
|
|
PidList *pids; //extra pids to try from command line
|
|
} TopazFile;
|
|
|
|
Record *bookReadHeaderRecordData(FILE *f);
|
|
void freeRecordList(Record *r);
|
|
void freeHeaderList(HeaderRecord *r);
|
|
void freeTopazFile(TopazFile *t);
|
|
HeaderRecord *parseTopazHeaderRecord(FILE *f);
|
|
HeaderRecord *addRecord(HeaderRecord *head, HeaderRecord *r);
|
|
TopazFile *parseTopazHeader(FILE *f);
|
|
void freeTopazFile(TopazFile *tpz);
|
|
HeaderRecord *findHeader(TopazFile *tpz, char *tag);
|
|
void freePayload(Payload *p);
|
|
Payload *getBookPayloadRecord(TopazFile *t, char *name, int index, int explode);
|
|
char *getMetadata(TopazFile *t, char *key);
|
|
void parseMetadata(TopazFile *t);
|
|
void decryptRecord(unsigned char *in, int len, unsigned char *out, unsigned char *PID);
|
|
unsigned char *decryptDkeyRecord(unsigned char *data, int len, unsigned char *PID);
|
|
unsigned char *decryptDkeyRecords(Payload *data, unsigned char *PID);
|
|
void writeTopazOutputFile(TopazFile *t, FILE *out, cbuf *tpzHeaders,
|
|
cbuf *tpzBody, int explode);
|
|
|
|
|
|
#endif
|