1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
|
/** @file util.h
*
* Copyright (c) 2014 Bartek Fabiszewski
* http://www.fabiszewski.net
*
* This file is part of libmobi.
* Licensed under LGPL, either version 3, or any later.
* See <http://www.gnu.org/licenses/>
*/
#ifndef libmobi_util_h
#define libmobi_util_h
#include "config.h"
#include "mobi.h"
#include "memory.h"
#include "buffer.h"
#include "read.h"
#include "compression.h"
#ifndef HAVE_STRDUP
/** @brief strdup replacement */
#define strdup mobi_strdup
#endif
#ifdef USE_MINIZ
#include "miniz.h"
#define m_uncompress mz_uncompress
#define m_crc32 mz_crc32
#define M_OK MZ_OK
#else
#include <zlib.h>
#define m_uncompress uncompress
#define m_crc32 crc32
#define M_OK Z_OK
#endif
#define UNUSED(x) (void)(x)
/** @brief Magic numbers of records */
#define AUDI_MAGIC "AUDI"
#define CDIC_MAGIC "CDIC"
#define CMET_MAGIC "CMET"
#define EXTH_MAGIC "EXTH"
#define FDST_MAGIC "FDST"
#define FONT_MAGIC "FONT"
#define HUFF_MAGIC "HUFF"
#define IDXT_MAGIC "IDXT"
#define INDX_MAGIC "INDX"
#define LIGT_MAGIC "LIGT"
#define MOBI_MAGIC "MOBI"
#define ORDT_MAGIC "ORDT"
#define RESC_MAGIC "RESC"
#define SRCS_MAGIC "SRCS"
#define TAGX_MAGIC "TAGX"
#define VIDE_MAGIC "VIDE"
#define BOUNDARY_MAGIC "BOUNDARY"
#define EOF_MAGIC "\xe9\x8e\r\n"
#define REPLICA_MAGIC "%MOP"
/** @brief Difference in seconds between epoch time and mac time */
#define EPOCH_MAC_DIFF 2082844800UL
/**
@defgroup mobi_pdb Params for pdb record header structure
@{
*/
#define PALMDB_HEADER_LEN 78 /**< Length of header without record info headers */
#define PALMDB_NAME_SIZE_MAX 32 /**< Max length of db name stored at offset 0 */
#define PALMDB_RECORD_INFO_SIZE 8 /**< Record info header size of each pdb record */
/** @} */
/**
@defgroup mobi_pdb_defs Default values for pdb record header structure
@{
*/
#define PALMDB_ATTRIBUTE_DEFAULT 0
#define PALMDB_VERSION_DEFAULT 0
#define PALMDB_MODNUM_DEFAULT 0
#define PALMDB_APPINFO_DEFAULT 0
#define PALMDB_SORTINFO_DEFAULT 0
#define PALMDB_TYPE_DEFAULT "BOOK"
#define PALMDB_CREATOR_DEFAULT "MOBI"
#define PALMDB_NEXTREC_DEFAULT 0
/** @} */
/**
@defgroup mobi_rec0 Params for record0 header structure
@{
*/
#define RECORD0_HEADER_LEN 16 /**< Length of Record 0 header */
#define RECORD0_TEXT_SIZE_MAX 4096 /**< Max size of uncompressed text record */
#define RECORD0_FULLNAME_SIZE_MAX 1024 /**< Max size to full name string */
/** @} */
/**
@defgroup mobi_len Header length / size of records
@{
*/
#define CDIC_HEADER_LEN 16
#define CDIC_RECORD_MAXCNT 1024
#define HUFF_CODELEN_MAX 16
#define HUFF_HEADER_LEN 24
#define HUFF_RECORD_MAXCNT 1024
#define HUFF_RECORD_MINSIZE 2584
#define FONT_HEADER_LEN 24
#define MEDIA_HEADER_LEN 12
#define FONT_SIZEMAX (50 * 1024 * 1024)
#define RAWTEXT_SIZEMAX 0xfffffff
#define MOBI_HEADER_V2_SIZE 0x18
#define MOBI_HEADER_V3_SIZE 0x74
#define MOBI_HEADER_V4_SIZE 0xd0
#define MOBI_HEADER_V5_SIZE 0xe4
#define MOBI_HEADER_V6_SIZE 0xe4
#define MOBI_HEADER_V6_EXT_SIZE 0xe8
#define MOBI_HEADER_V7_SIZE 0xe4
/** @} */
#ifndef max
#define max(a, b) ((a) > (b) ? (a) : (b))
#endif
#ifndef min
#define min(a, b) ((a) < (b) ? (a) : (b))
#endif
#define ARRAYSIZE(arr) (sizeof(arr) / sizeof(arr[0]))
#define MOBI_TITLE_SIZEMAX 1024
int mobi_bitcount(const uint8_t byte);
MOBI_RET mobi_delete_record_by_seqnumber(MOBIData *m, const size_t num);
MOBI_RET mobi_swap_mobidata(MOBIData *m);
char * mobi_strdup(const char *s);
bool mobi_is_cp1252(const MOBIData *m);
bool mobi_has_drmkey(const MOBIData *m);
bool mobi_has_drmcookies(const MOBIData *m);
MOBI_RET mobi_cp1252_to_utf8(char *output, const char *input, size_t *outsize, const size_t insize);
MOBI_RET mobi_utf8_to_cp1252(char *output, const char *input, size_t *outsize, const size_t insize);
uint8_t mobi_ligature_to_cp1252(const uint8_t byte1, const uint8_t byte2);
uint16_t mobi_ligature_to_utf16(const uint32_t byte1, const uint32_t byte2);
MOBIFiletype mobi_determine_resource_type(const MOBIPdbRecord *record);
MOBIFiletype mobi_determine_flowpart_type(const MOBIRawml *rawml, const size_t part_number);
MOBI_RET mobi_base32_decode(uint32_t *decoded, const char *encoded);
MOBIFiletype mobi_get_resourcetype_by_uid(const MOBIRawml *rawml, const size_t uid);
uint32_t mobi_get_exthsize(const MOBIData *m);
uint32_t mobi_get_drmsize(const MOBIData *m);
uint16_t mobi_get_records_count(const MOBIData *m);
void mobi_remove_zeros(unsigned char *buffer, size_t *len);
MOBI_RET mobi_add_audio_resource(MOBIPart *part);
MOBI_RET mobi_add_video_resource(MOBIPart *part);
MOBI_RET mobi_add_font_resource(MOBIPart *part);
MOBI_RET mobi_set_fullname(MOBIData *m, const char *fullname);
MOBI_RET mobi_set_pdbname(MOBIData *m, const char *name);
void mobi_free_internals(MOBIData *m);
uint32_t mobi_get32be(const unsigned char buf[4]);
uint32_t mobi_get32le(const unsigned char buf[4]);
#endif
|