source/libs/zziplib/zziplib-0.13.62/zzip/fetch.h

   1 #ifndef _ZZIP_FORMATS_H
   2 #define _ZZIP_FORMATS_H
   3
   4 #include <zzip/types.h>
   5 #include <zzip/format.h>
   6 #include <zzip/stdint.h>
   7 #include <zzip/__hints.h>
   8
   9 /* linux knows "byteswap.h" giving us an optimized variant */
  10 #ifdef ZZIP_HAVE_BYTESWAP_H
  11 #include <byteswap.h>
  12 #endif
  13
  14 #ifdef __cplusplus
  15 extern "C" {
  16 #endif
  17
  18 /* get 16/32 bits from little-endian zip-file to host byteorder */
  19 extern uint32_t __zzip_get32(zzip_byte_t * s) ZZIP_GNUC_CONST;
  20 extern uint16_t __zzip_get16(zzip_byte_t * s) ZZIP_GNUC_CONST;
  21 extern void     __zzip_set32(zzip_byte_t * s, uint32_t v);
  22 extern void     __zzip_set16(zzip_byte_t * s, uint16_t v);
  23
  24 extern uint64_t __zzip_get64(zzip_byte_t * s) ZZIP_GNUC_CONST;
  25 extern void     __zzip_set64(zzip_byte_t * s, uint64_t v);
  26
  27 /* just in case that you use a non-configure-d setup (e.g. MSVC) */
  28 #ifndef ZZIP_HAVE_ALIGNED_ACCESS_REQUIRED
  29 # if defined __mips__ || defined __sparc__ || defined __powerpc__ || defined __arm__ || defined __ia64__
  30 # define ZZIP_HAVE_ALIGNED_ACCESS_REQUIRED 11
  31 # endif
  32 #endif
  33
  34 /* on linux with a cisc processor we can use the bswap for some extra speed */
  35 #ifdef ZZIP_WORDS_BIGENDIAN
  36 # ifndef ZZIP_HAVE_ALIGNED_ACCESS_REQUIRED
  37 #  if defined bswap_16 && defined bswap_32 && defined bswap_64 /* i.e. linux */
  38 #  define _ZZIP_USE_BSWAP
  39 #  endif
  40 # endif
  41 #endif
  42
  43 /* little endian on intel cisc processors is the original zip format byteorder */
  44 #ifndef ZZIP_WORDS_BIGENDIAN
  45 # ifndef ZZIP_HAVE_ALIGNED_ACCESS_REQUIRED
  46 #  if defined __i386__ || defined __x86_64__ || defined _M_X86 || defined _M_X64
  47 #  define _ZZIP_USE_DEREF
  48 # endif
  49 #endif
  50
  51 #ifdef _ZZIP_USE_BSWAP
  52 #define ZZIP_GET16(__p)                        bswap_16(*(uint16_t*)(__p))
  53 #define ZZIP_GET32(__p)                        bswap_32(*(uint32_t*)(__p))
  54 #define ZZIP_GET64(__p)                        bswap_64(*(uint64_t*)(__p))
  55 #define ZZIP_SET16(__p,__x) (*(uint16_t*)(__p) = bswap_16((uint16_t)(__x)))
  56 #define ZZIP_SET32(__p,__x) (*(uint32_t*)(__p) = bswap_32((uint32_t)(__x)))
  57 #define ZZIP_SET64(__p,__x) (*(uint64_t*)(__p) = bswap_64((uint64_t)(__x)))
  58 #elif defined _ZZIP_USE_DEREF
  59 #define ZZIP_GET16(__p)     (*(uint16_t*)(__p))
  60 #define ZZIP_GET32(__p)     (*(uint32_t*)(__p))
  61 #define ZZIP_GET64(__p)     (*(uint64_t*)(__p))
  62 #define ZZIP_SET16(__p,__x) (*(uint16_t*)(__p) = (uint16_t)(__x))
  63 #define ZZIP_SET32(__p,__x) (*(uint32_t*)(__p) = (uint32_t)(__x))
  64 #define ZZIP_SET64(__p,__x) (*(uint64_t*)(__p) = (uint64_t)(__x))
  65 #else
  66 #define ZZIP_GET64(__p)     (__zzip_get64((__p)))
  67 #define ZZIP_GET32(__p)     (__zzip_get32((__p)))
  68 #define ZZIP_GET16(__p)     (__zzip_get16((__p)))
  69 #define ZZIP_SET64(__p,__x) (__zzip_set64((__p),(__x)))
  70 #define ZZIP_SET32(__p,__x) (__zzip_set32((__p),(__x)))
  71 #define ZZIP_SET16(__p,__x) (__zzip_set16((__p),(__x)))
  72 #endif
  73 #endif
  74
  75 /* ..................... bitcorrect physical access .................... */
  76
  77 /* zzip_file_header - the local file header */
  78 #define zzip_file_header_get_magic(__p)      ZZIP_GET32((__p)->z_magic)
  79 #define zzip_file_header_set_magic(__p,__x)  ZZIP_SET32((__p)->z_magic,(__x))
  80 #define zzip_file_header_get_flags(__p)      ZZIP_GET16((__p)->z_flags)
  81 #define zzip_file_header_set_flags(__p,__x)  ZZIP_SET16((__p)->z_flags,(__x))
  82 #define zzip_file_header_get_compr(__p)      ZZIP_GET16((__p)->z_compr)
  83 #define zzip_file_header_set_compr(__p,__x)  ZZIP_SET16((__p)->z_compr,(__x))
  84 #define zzip_file_header_get_crc32(__p)      ZZIP_GET32((__p)->z_crc32)
  85 #define zzip_file_header_set_crc32(__p,__x)  ZZIP_SET32((__p)->z_crc32,(__x))
  86 #define zzip_file_header_get_csize(__p)      ZZIP_GET32((__p)->z_csize)
  87 #define zzip_file_header_set_csize(__p,__x)  ZZIP_SET32((__p)->z_csize,(__x))
  88 #define zzip_file_header_get_usize(__p)      ZZIP_GET32((__p)->z_usize)
  89 #define zzip_file_header_set_usize(__p,__x)  ZZIP_SET32((__p)->z_usize,(__x))
  90 #define zzip_file_header_get_namlen(__p)     ZZIP_GET16((__p)->z_namlen)
  91 #define zzip_file_header_set_namlen(__p,__x) ZZIP_SET16((__p)->z_namlen,(__x))
  92 #define zzip_file_header_get_extras(__p)     ZZIP_GET16((__p)->z_extras)
  93 #define zzip_file_header_set_extras(__p,__x) ZZIP_SET16((__p)->z_extras,(__x))
  94 #define zzip_file_header_sizeof_tails(__p) (zzip_file_header_get_namlen(__p)+\
  95                                             zzip_file_header_get_extras(__p) )
  96 #define zzip_file_header_check_magic(__p)  ZZIP_FILE_HEADER_CHECKMAGIC((__p))
  97
  98 /* zzip_file_trailer - data descriptor per file block */
  99 #define zzip_file_trailer_get_magic(__p)     ZZIP_GET32((__p)->z_magic)
 100 #define zzip_file_trailer_set_magic(__p,__x) ZZIP_SET32((__p)->z_magic,(__x))
 101 #define zzip_file_header_get_crc32(__p)      ZZIP_GET32((__p)->z_crc32)
 102 #define zzip_file_trailer_set_crc32(__p,__x) ZZIP_SET32((__p)->z_crc32,(__x))
 103 #define zzip_file_trailer_get_csize(__p)     ZZIP_GET32((__p)->z_csize)
 104 #define zzip_file_trailer_set_csize(__p,__x) ZZIP_SET32((__p)->z_csize,(__x))
 105 #define zzip_file_trailer_get_usize(__p)     ZZIP_GET32((__p)->z_usize)
 106 #define zzip_file_trailer_set_usize(__p,__x) ZZIP_SET32((__p)->z_usize,(__x))
 107 #define zzip_file_trailer_sizeof_tails(__p) 0
 108 #define zzip_file_trailer_check_magic(__p)   ZZIP_FILE_TRAILER_CHECKMAGIC((__p))
 109 /* zzip_disk_entry (currently named zzip_root_dirent) */
 110 #define zzip_disk_entry_get_magic(__p)      ZZIP_GET32((__p)->z_magic)
 111 #define zzip_disk_entry_set_magic(__p,__x)  ZZIP_SET32((__p)->z_magic,(__x))
 112 #define zzip_disk_entry_get_flags(__p)      ZZIP_GET16((__p)->z_flags)
 113 #define zzip_disk_entry_set_flags(__p,__x)  ZZIP_SET16((__p)->z_flags,(__x))
 114 #define zzip_disk_entry_get_compr(__p)      ZZIP_GET16((__p)->z_compr)
 115 #define zzip_disk_entry_set_compr(__p,__x)  ZZIP_SET16((__p)->z_compr,(__x))
 116 #define zzip_disk_entry_get_crc32(__p)      ZZIP_GET32((__p)->z_crc32)
 117 #define zzip_disk_entry_set_crc32(__p,__x)  ZZIP_SET32((__p)->z_crc32,(__x))
 118 #define zzip_disk_entry_get_csize(__p)      ZZIP_GET32((__p)->z_csize)
 119 #define zzip_disk_entry_set_csize(__p,__x)  ZZIP_SET32((__p)->z_csize,(__x))
 120 #define zzip_disk_entry_get_usize(__p)      ZZIP_GET32((__p)->z_usize)
 121 #define zzip_disk_entry_set_usize(__p,__x)  ZZIP_SET32((__p)->z_usize,(__x))
 122 #define zzip_disk_entry_get_namlen(__p)     ZZIP_GET16((__p)->z_namlen)
 123 #define zzip_disk_entry_set_namlen(__p,__x) ZZIP_SET16((__p)->z_namlen,(__x))
 124 #define zzip_disk_entry_get_extras(__p)     ZZIP_GET16((__p)->z_extras)
 125 #define zzip_disk_entry_set_extras(__p,__x) ZZIP_SET16((__p)->z_extras,(__x))
 126 #define zzip_disk_entry_get_comment(__p)     ZZIP_GET16((__p)->z_comment)
 127 #define zzip_disk_entry_set_comment(__p,__x) ZZIP_SET16((__p)->z_comment,(__x))
 128 #define zzip_disk_entry_get_diskstart(__p)     ZZIP_GET16((__p)->z_diskstart)
 129 #define zzip_disk_entry_set_diskstart(__p,__x) ZZIP_SET16((__p)->z_diskstart,(__x))
 130 #define zzip_disk_entry_get_filetype(__p)     ZZIP_GET16((__p)->z_filetype)
 131 #define zzip_disk_entry_set_filetype(__p,__x) ZZIP_SET16((__p)->z_filetype,(__x))
 132 #define zzip_disk_entry_get_filemode(__p)     ZZIP_GET32((__p)->z_filemode)
 133 #define zzip_disk_entry_set_filemode(__p,__x) ZZIP_SET32((__p)->z_filemode,(__x))
 134 #define zzip_disk_entry_get_offset(__p)     ZZIP_GET32((__p)->z_offset)
 135 #define zzip_disk_entry_set_offset(__p,__x) ZZIP_SET32((__p)->z_offset,(__x))
 136 #define zzip_disk_entry_sizeof_tails(__p) (zzip_disk_entry_get_namlen(__p) +\
 137                                            zzip_disk_entry_get_extras(__p) +\
 138                                            zzip_disk_entry_get_comment(__p) )
 139 #define zzip_disk_entry_check_magic(__p)  ZZIP_DISK_ENTRY_CHECKMAGIC((__p))
 140
 141 /* zzip_disk_trailer - the zip archive entry point */
 142 #define zzip_disk_trailer_get_magic(__p)      ZZIP_GET32((__p)->z_magic)
 143 #define zzip_disk_trailer_set_magic(__p,__x)  ZZIP_SET32((__p)->z_magic,(__x))
 144 #define zzip_disk_trailer_get_disk(__p)     ZZIP_GET16((__p)->z_disk)
 145 #define zzip_disk_trailer_set_disk(__p,__x) ZZIP_SET16((__p)->z_disk,(__x))
 146 #define zzip_disk_trailer_get_finaldisk(__p)     ZZIP_GET16((__p)->z_finaldisk)
 147 #define zzip_disk_trailer_set_finaldisk(__p,__x) ZZIP_SET16((__p)->z_finaldisk,(__x))
 148 #define zzip_disk_trailer_get_entries(__p)     ZZIP_GET16((__p)->z_entries)
 149 #define zzip_disk_trailer_set_entries(__p,__x) ZZIP_SET16((__p)->z_entries,(__x))
 150 #define zzip_disk_trailer_get_finalentries(__p)     ZZIP_GET16((__p)->z_finalentries)
 151 #define zzip_disk_trailer_set_finalentries(__p,__x) ZZIP_SET16((__p)->z_finalentries,(__x))
 152 #define zzip_disk_trailer_get_rootsize(__p)     ZZIP_GET32((__p)->z_rootsize)
 153 #define zzip_disk_trailer_set_rootsize(__p,__x) ZZIP_SET32((__p)->z_rootsize,(__x))
 154 #define zzip_disk_trailer_get_rootseek(__p)     ZZIP_GET32((__p)->z_rootseek)
 155 #define zzip_disk_trailer_set_rootseek(__p,__x) ZZIP_SET32((__p)->z_rootseek,(__x))
 156 #define zzip_disk_trailer_get_comment(__p)     ZZIP_GET16((__p)->z_comment)
 157 #define zzip_disk_trailer_set_comment(__p,__x) ZZIP_SET16((__p)->z_comment,(__x))
 158 #define zzip_disk_trailer_sizeof_tails(__p) ( zzip_disk_entry_get_comment(__p))
 159 #define zzip_disk_trailer_check_magic(__p)  ZZIP_DISK_TRAILER_CHECKMAGIC((__p))
 160
 161 /* extra field should be type + size + data + type + size + data ... */
 162 #define zzip_extra_block_get_datatype(__p)     ZZIP_GET16((zzip_byte_t*)(__p))
 163 #define zzip_extra_block_set_datatype(__p,__x) ZZIP_SET16((zzip_byte_t*)(__p),__x)
 164 #define zzip_extra_block_get_datasize(__p)     ZZIP_GET16((zzip_byte_t*)(__p)+2)
 165 #define zzip_extra_block_set_datasize(__p,__x) ZZIP_SET16((zzip_byte_t*)(__p)+2,__x)
 166
 167 /* zzip64_disk_trailer - the zip64 archive entry point */
 168 #define zzip_disk64_trailer_get_magic(__p)      ZZIP_GET32((__p)->z_magic)
 169 #define zzip_disk64_trailer_set_magic(__p,__x)  ZZIP_SET32((__p)->z_magic,(__x))
 170 #define zzip_disk64_trailer_get_size(__p)     ZZIP_GET64((__p)->z_size)
 171 #define zzip_disk64_trailer_set_size(__p,__x) ZZIP_SET64((__p)->z_size,(__x))
 172 #define zzip_disk64_trailer_get_disk(__p)     ZZIP_GET32((__p)->z_disk)
 173 #define zzip_disk64_trailer_set_disk(__p,__x) ZZIP_SET32((__p)->z_disk,(__x))
 174 #define zzip_disk64_trailer_get_finaldisk(__p)     ZZIP_GET32((__p)->z_finaldisk)
 175 #define zzip_disk64_trailer_set_finaldisk(__p,__x) ZZIP_SET32((__p)->z_finaldisk,(__x))
 176 #define zzip_disk64_trailer_get_entries(__p)     ZZIP_GET64((__p)->z_entries)
 177 #define zzip_disk64_trailer_set_entries(__p,__x) ZZIP_SET64((__p)->z_entries,(__x))
 178 #define zzip_disk64_trailer_get_finalentries(__p)     ZZIP_GET64((__p)->z_finalentries)
 179 #define zzip_disk64_trailer_set_finalentries(__p,__x) ZZIP_SET64((__p)->z_finalentries,(__x))
 180 #define zzip_disk64_trailer_get_rootsize(__p)     ZZIP_GET64((__p)->z_rootsize)
 181 #define zzip_disk64_trailer_set_rootsize(__p,__x) ZZIP_SET64((__p)->z_rootsize,(__x))
 182 #define zzip_disk64_trailer_get_rootseek(__p)     ZZIP_GET64((__p)->z_rootseek)
 183 #define zzip_disk64_trailer_set_rootseek(__p,__x) ZZIP_SET64((__p)->z_rootseek,(__x))
 184 #define zzip_disk64_trailer_check_magic(__p)  ZZIP_DISK64_TRAILER_CHECKMAGIC((__p))
 185
 186 /* .............. some logical typed access wrappers ....................... */
 187
 188 /* zzip_file_header - the local file header */
 189 #define zzip_file_header_csize(__p)   ((zzip_size_t) \
 190         zzip_file_header_get_csize(__p))
 191 #define zzip_file_header_usize(__p)   ((zzip_size_t) \
 192         zzip_file_header_get_usize(__p))
 193 #define zzip_file_header_namlen(__p)   ((zzip_size_t) \
 194         zzip_file_header_get_namlen(__p))
 195 #define zzip_file_header_extras(__p)   ((zzip_size_t) \
 196         zzip_file_header_get_extras(__p))
 197 #define zzip_file_header_sizeof_tail(__p) ((zzip_size_t) \
 198         zzip_file_header_sizeof_tails(__p))
 199 #define zzip_file_header_sizeto_end(__p)   ((zzip_size_t) \
 200         (zzip_file_header_sizeof_tail(__p) + zzip_file_header_headerlength))
 201 #define zzip_file_header_skipto_end(__p)   ((void*) (__p) + \
 202         (zzip_file_header_sizeof_tail(__p) + zzip_file_header_headerlength))
 203
 204 #define zzip_file_header_to_filename(__p)   ((char*) \
 205         ((char*)(__p) + zzip_file_header_headerlength))
 206 #define zzip_file_header_to_extras(__p)   ((char*) \
 207         (zzip_file_header_to_filename(__p) + zzip_file_header_namlen(__p)))
 208 #define zzip_file_header_to_data(__p)   ((zzip_byte_t*) \
 209         (zzip_file_header_to_extras(__p) + zzip_file_header_extras(__p)))
 210 #define zzip_file_header_to_trailer(__p)   ((struct zzip_file_trailer*) \
 211         (zzip_file_header_to_data(__p) + zzip_file_header_csize(__p)))
 212
 213 /* zzip_file_trailer - data descriptor per file block */
 214 #define zzip_file_trailer_csize(__p)   ((zzip_size_t) \
 215         zzip_file_trailer_get_csize(__p))
 216 #define zzip_file_trailer_usize(__p)   ((zzip_size_t) \
 217         zzip_file_trailer_get_usize(__p))
 218 #define zzip_file_trailer_sizeof_tail(__p) ((zzip_size_t) \
 219         zzip_file_trailer_sizeof_tails(__p))
 220 #define zzip_file_trailer_sizeto_end(__p)   ((zzip_size_t) \
 221         (zzip_file_trailer_sizeof_tail(__p) + zzip_file_trailer_headerlength))
 222 #define zzip_file_trailer_skipto_end(__p)   ((void*) (__p) + \
 223         (zzip_file_trailer_sizeof_tail(__p) + zzip_file_trailer_headerlength))
 224
 225 /* zzip_disk_entry (currently named zzip_root_dirent) */
 226 #define zzip_disk_entry_csize(__p)   ((zzip_size_t) \
 227         zzip_disk_entry_get_csize(__p))
 228 #define zzip_disk_entry_usize(__p)   ((zzip_size_t) \
 229         zzip_disk_entry_get_usize(__p))
 230 #define zzip_disk_entry_namlen(__p)   ((zzip_size_t) \
 231         zzip_disk_entry_get_namlen(__p))
 232 #define zzip_disk_entry_extras(__p)   ((zzip_size_t) \
 233         zzip_disk_entry_get_extras(__p))
 234 #define zzip_disk_entry_comment(__p)   ((zzip_size_t) \
 235         zzip_disk_entry_get_comment(__p))
 236 #define zzip_disk_entry_diskstart(__p) ((int) \
 237         zzip_disk_entry_get_diskstart(__p))
 238 #define zzip_disk_entry_filetype(__p) ((int) \
 239         zzip_disk_entry_get_filetype(__p))
 240 #define zzip_disk_entry_filemode(__p) ((int) \
 241         zzip_disk_entry_get_filemode(__p))
 242 #define zzip_disk_entry_fileoffset(__p) ((zzip_off_t) \
 243         zzip_disk_entry_get_offset(__p))
 244 #define zzip_disk_entry_sizeof_tail(__p) ((zzip_size_t) \
 245         zzip_disk_entry_sizeof_tails(__p))
 246 #define zzip_disk_entry_sizeto_end(__p)   ((zzip_size_t) \
 247         (zzip_disk_entry_sizeof_tail(__p) + zzip_disk_entry_headerlength))
 248 #define zzip_disk_entry_skipto_end(__p)   ((zzip_byte_t*) (__p) + \
 249         (zzip_disk_entry_sizeof_tail(__p) + zzip_disk_entry_headerlength))
 250
 251 #define zzip_disk_entry_to_filename(__p)   ((char*) \
 252         ((char*)(__p) + zzip_disk_entry_headerlength))
 253 #define zzip_disk_entry_to_extras(__p)   ((char*) \
 254         (zzip_disk_entry_to_filename(__p) + zzip_disk_entry_namlen(__p)))
 255 #define zzip_disk_entry_to_comment(__p)   ((char*) \
 256         (zzip_disk_entry_to_extras(__p) + zzip_disk_entry_extras(__p)))
 257 #define zzip_disk_entry_to_next_entry(__p)   ((struct zzip_disk_entry*) \
 258         (zzip_disk_entry_to_comment(__p) + zzip_disk_entry_comment(__p)))
 259
 260 /* zzip_disk_trailer - the zip archive entry point */
 261 #define zzip_disk_trailer_localdisk(__p) ((int) \
 262         zzip_disk_trailer_get_disk(__p))
 263 #define zzip_disk_trailer_finaldisk(__p) ((int) \
 264         zzip_disk_trailer_get_finaldisk(__p))
 265 #define zzip_disk_trailer_localentries(__p) ((int) \
 266         zzip_disk_trailer_get_entries(__p))
 267 #define zzip_disk_trailer_finalentries(__p) ((int) \
 268         zzip_disk_trailer_get_finalentries(__p))
 269 #define zzip_disk_trailer_rootsize(__p) ((zzip_off_t) \
 270         zzip_disk_trailer_get_rootsize(__p))
 271 #define zzip_disk_trailer_rootseek(__p) ((zzip_off_t) \
 272         zzip_disk_trailer_get_rootseek(__p))
 273 #define zzip_disk_trailer_comment(__p)   ((zzip_size_t) \
 274         zzip_disk_trailer_get_comment(__p))
 275 #define zzip_disk_trailer_sizeof_tail(__p) ((zzip_size_t) \
 276         zzip_disk_trailer_sizeof_tails(__p))
 277 #define zzip_disk_trailer_sizeto_end(__p)   ((zzip_size_t) \
 278         (zzip_disk_trailer_sizeof_tail(__p) + zzip_disk_trailer_headerlength))
 279 #define zzip_disk_trailer_skipto_end(__p)   ((void*) (__p) \
 280         (zzip_disk_trailer_sizeof_tail(__p) + zzip_disk_trailer_headerlength))
 281
 282 #define zzip_disk_trailer_to_comment(__p)   ((char*) \
 283         ((char*)(__p) + zzip_disk_trailer_headerlength))
 284 #define zzip_disk_trailer_to_endoffile(__p)   ((void*) \
 285         (zzip_disk_trailer_to_comment(__p) + zzip_disk_trailer_comment(__p)))
 286
 287 /* zzip_disk64_trailer - the zip archive entry point */
 288 #define zzip_disk64_trailer_localdisk(__p) ((int) \
 289         zzip_disk64_trailer_get_disk(__p))
 290 #define zzip_disk64_trailer_finaldisk(__p) ((int) \
 291         zzip_disk64_trailer_get_finaldisk(__p))
 292 #define zzip_disk64_trailer_localentries(__p) ((int) \
 293         zzip_disk64_trailer_get_entries(__p))
 294 #define zzip_disk64_trailer_finalentries(__p) ((int) \
 295         zzip_disk64_trailer_get_finalentries(__p))
 296 #define zzip_disk64_trailer_rootsize(__p) ((zzip_off64_t) \
 297         zzip_disk64_trailer_get_rootsize(__p))
 298 #define zzip_disk64_trailer_rootseek(__p) ((zzip_off64_t) \
 299         zzip_disk64_trailer_get_rootseek(__p))
 300 #define zzip_disk64_trailer_sizeof_tail(__p)   ((zzip_size_t) \
 301         zzip_disk64_trailer_get_size(__p) - zzip_disk64_trailer_headerlength)
 302 #define zzip_disk64_trailer_sizeto_end(__p)   ((zzip_size_t) \
 303         zzip_disk64_trailer_get_size(__p))
 304 #define zzip_disk64_trailer_skipto_end(__p)   ((void*) \
 305         ((char*)(__p) + zzip_disk64_sizeto_end(__p)))
 306
 307 /* extra field should be type + size + data + type + size + data ... */
 308 #define zzip_extra_block_sizeof_tail(__p)  ((zzip_size_t) \
 309         (zzip_extra_block_get_datasize(__p)))
 310 #define zzip_extra_block_sizeto_end(__p)    ((zzip_size_t) \
 311         (zzip_extra_block_sizeof_tail(__p) + zzip_extra_block_headerlength))
 312 #define zzip_extra_block_skipto_end(__p)    ((void*) (__p) \
 313         (zzip_extra_block_sizeof_tail(__p) + zzip_extra_block_headerlength))
 314
 315 /* ................... and put these to the next level ................ */
 316
 317 #define zzip_file_header_data_encrypted(__p) \
 318         ZZIP_IS_ENCRYPTED( zzip_file_header_get_flags(__p) )
 319 #define zzip_file_header_data_comprlevel(__p) \
 320         ZZIP_IS_COMPRLEVEL( zzip_file_header_get_flags(__p) )
 321 #define zzip_file_header_data_streamed(__p) \
 322         ZZIP_IS_STREAMED( zzip_file_header_get_flags(__p) )
 323 #define zzip_file_header_data_stored(__p) \
 324         ( ZZIP_IS_STORED ==   zzip_file_header_get_compr(__p) )
 325 #define zzip_file_header_data_deflated(__p) \
 326         ( ZZIP_IS_DEFLATED == zzip_file_header_get_compr(__p) )
 327
 328 #define zzip_disk_entry_data_encrypted(__p) \
 329         ZZIP_IS_ENCRYPTED( zzip_disk_entry_get_flags(__p) )
 330 #define zzip_disk_entry_data_comprlevel(__p) \
 331         ZZIP_IS_COMPRLEVEL( zzip_disk_entry_get_flags(__p) )
 332 #define zzip_disk_entry_data_streamed(__p) \
 333         ZZIP_IS_STREAMED( zzip_disk_entry_get_flags(__p) )
 334 #define zzip_disk_entry_data_stored(__p) \
 335         ( ZZIP_IS_STORED ==  zzip_disk_entry_get_compr(__p) )
 336 #define zzip_disk_entry_data_deflated(__p) \
 337         ( ZZIP_IS_DEFLATED ==  zzip_disk_entry_get_compr(__p) )
 338 #define zzip_disk_entry_data_ascii(__p) \
 339         ( zzip_disk_entry_get_filetype(__p) & 1)
 340
 341 #define zzip_file_header_data_not_deflated(__p) \
 342         (zzip_file_header_data_stored(__p))
 343 #define zzip_file_header_data_std_deflated(__p) \
 344         (zzip_file_header_data_deflated(__p) && \
 345          zzip_file_header_data_comprlevel(__p) == ZZIP_DEFLATED_STD_COMPR)
 346 #define zzip_file_header_data_max_deflated(__p) \
 347         (zzip_file_header_data_deflated(__p) && \
 348          zzip_file_header_data_comprlevel(__p) == ZZIP_DEFLATED_MAX_COMPR)
 349 #define zzip_file_header_data_low_deflated(__p) \
 350         (zzip_file_header_data_deflated(__p) && \
 351          zzip_file_header_data_comprlevel(__p) == ZZIP_DEFLATED_LOW_COMPR)
 352 #define zzip_file_header_data_min_deflated(__p) \
 353         (zzip_file_header_data_deflated(__p) && \
 354          zzip_file_header_data_comprlevel(__p) == ZZIP_DEFLATED_MIN_COMPR)
 355
 356 #define zzip_disk_entry_data_not_deflated(__p) \
 357         (zzip_disk_entry_data_stored(__p))
 358 #define zzip_disk_entry_data_std_deflated(__p) \
 359         (zzip_disk_entry_data_deflated(__p) && \
 360          zzip_disk_entry_data_comprlevel(__p) == ZZIP_DEFLATED_STD_COMPR)
 361 #define zzip_disk_entry_data_max_deflated(__p) \
 362         (zzip_disk_entry_data_deflated(__p) && \
 363          zzip_disk_entry_data_comprlevel(__p) == ZZIP_DEFLATED_MAX_COMPR)
 364 #define zzip_disk_entry_data_low_deflated(__p) \
 365         (zzip_disk_entry_data_deflated(__p) && \
 366          zzip_disk_entry_data_comprlevel(__p) == ZZIP_DEFLATED_LOW_COMPR)
 367 #define zzip_disk_entry_data_min_deflated(__p) \
 368         (zzip_disk_entry_data_deflated(__p) && \
 369          zzip_disk_entry_data_comprlevel(__p) == ZZIP_DEFLATED_MIN_COMPR)
 370
 371 #ifdef __cplusplus
 372 }
 373 #endif
 374 #endif