src/lha.h

   1 /* ------------------------------------------------------------------------ */
   2 /* LHa for UNIX    Archiver Driver                                                                                      */
   3 /*                                                                                                                                                      */
   4 /*              Modified                        Nobutaka Watazaki                                                       */
   5 /*                                                                                                                                                      */
   6 /*      Ver. 1.14       Soruce All chagned                              1995.01.14      N.Watazaki              */
   7 /*      Ver. 1.14i      Modified and bug fixed                  2000.10.06      t.okamoto       */
   8 /* ------------------------------------------------------------------------ */
   9 /*
  10         Included...
  11                 lharc.h         interface.h             slidehuf.h
  12 */
  13
  14 #ifdef HAVE_CONFIG_H
  15 # include <config.h>
  16 #endif
  17
  18 #include <stdio.h>
  19 #include <errno.h>
  20 #include <ctype.h>
  21 #include <sys/types.h>
  22 #include <sys/file.h>
  23 #include <sys/stat.h>
  24 #include <signal.h>
  25
  26 #if STDC_HEADERS
  27 # include <stdarg.h>
  28 # define va_init(a,b) va_start(a,b)
  29 #else
  30 # include <varargs.h>
  31 # define va_init(a,b) va_start(a)
  32 #endif
  33
  34 #if HAVE_PWD_H
  35 # include <pwd.h>
  36 #endif
  37 #if HAVE_GRP_H
  38 # include <grp.h>
  39 #endif
  40
  41 #if !HAVE_UID_T
  42 typedef int uid_t;
  43 #endif
  44 #if !HAVE_GID_T
  45 typedef int gid_t;
  46 #endif
  47
  48 #include "lha_macro.h"
  49
  50 struct encode_option {
  51 #if defined(__STDC__) || defined(AIX)
  52         void            (*output) ();
  53         void            (*encode_start) ();
  54         void            (*encode_end) ();
  55 #else
  56         int             (*output) ();
  57         int             (*encode_start) ();
  58         int             (*encode_end) ();
  59 #endif
  60 };
  61
  62 struct decode_option {
  63         unsigned short  (*decode_c) ();
  64         unsigned short  (*decode_p) ();
  65 #if defined(__STDC__) || defined(AIX)
  66         void            (*decode_start) ();
  67 #else
  68         int             (*decode_start) ();
  69 #endif
  70 };
  71
  72 /* ------------------------------------------------------------------------ */
  73 /*      LHa File Type Definition                                                                                                */
  74 /* ------------------------------------------------------------------------ */
  75 struct string_pool {
  76         int             used;
  77         int             size;
  78         int             n;
  79         char           *buffer;
  80 };
  81
  82 typedef struct LzHeader {
  83         unsigned char   header_size;
  84         char            method[METHOD_TYPE_STRAGE];
  85         long            packed_size;
  86         long            original_size;
  87         long            last_modified_stamp;
  88         unsigned char   attribute;
  89         unsigned char   header_level;
  90         char            name[256];
  91         unsigned short  crc;
  92         boolean         has_crc;
  93         unsigned char   extend_type;
  94         unsigned char   minor_version;
  95
  96         /* extend_type == EXTEND_UNIX  and convert from other type. */
  97         time_t          unix_last_modified_stamp;
  98         unsigned short  unix_mode;
  99         unsigned short  unix_uid;
 100         unsigned short  unix_gid;
 101     char            user[256];
 102     char            group[256];
 103 }  LzHeader;
 104
 105 struct interfacing {
 106         FILE                    *infile;
 107         FILE                    *outfile;
 108         unsigned long   original;
 109         unsigned long   packed;
 110         int             dicbit;
 111         int             method;
 112 };
 113
 114
 115 /* ------------------------------------------------------------------------ */
 116 /*      Option switch variable                                                                                                  */
 117 /* ------------------------------------------------------------------------ */
 118 /* command line options (common options) */
 119 EXTERN boolean  quiet;
 120 EXTERN boolean  text_mode;
 121 EXTERN boolean  verbose;
 122 EXTERN boolean  noexec;         /* debugging option */
 123 EXTERN boolean  force;
 124 EXTERN boolean  prof;
 125 EXTERN boolean  delete_after_append;
 126 EXTERN int              compress_method;
 127 EXTERN int              header_level;
 128 /* EXTERN int           quiet_mode; */   /* 1996.8.13 t.okamoto */
 129 #ifdef EUC
 130 EXTERN boolean  euc_mode;
 131 #endif
 132
 133 /* list command flags */
 134 EXTERN boolean  verbose_listing;
 135
 136 /* extract/print command flags */
 137 EXTERN boolean  output_to_stdout;
 138
 139 /* add/update/delete command flags */
 140 EXTERN boolean  new_archive;
 141 EXTERN boolean  update_if_newer;
 142 EXTERN boolean  generic_format;
 143
 144 EXTERN boolean  remove_temporary_at_error;
 145 EXTERN boolean  recover_archive_when_interrupt;
 146 EXTERN boolean  remove_extracting_file_when_interrupt;
 147 EXTERN boolean  get_filename_from_stdin;
 148 EXTERN boolean  ignore_directory;
 149 EXTERN boolean  verify_mode;
 150
 151 /* Indicator flag */
 152 EXTERN int              quiet_mode;
 153
 154 /* ------------------------------------------------------------------------ */
 155 /*      Globale Variable                                                                                                                */
 156 /* ------------------------------------------------------------------------ */
 157 EXTERN char             **cmd_filev;
 158 EXTERN int      cmd_filec;
 159
 160 EXTERN char             *archive_name;
 161 EXTERN char     temporary_name[FILENAME_LENGTH];
 162 EXTERN char     backup_archive_name[FILENAME_LENGTH];
 163
 164 extern char             *extract_directory;
 165 EXTERN char             *reading_filename, *writting_filename;
 166
 167 /* 1996.8.13 t.okamoto */
 168 #if 0
 169 EXTERN boolean  remove_temporary_at_error;
 170 EXTERN boolean  recover_archive_when_interrupt;
 171 EXTERN boolean  remove_extracting_file_when_interrupt;
 172 #endif
 173
 174 EXTERN int      archive_file_mode;
 175 EXTERN int      archive_file_gid;
 176
 177 EXTERN struct   interfacing interface;
 178 EXTERN node             *next;
 179 /* EXTERN unsigned short crc; */  /* 1996.8.13 t.okamoto */
 180
 181 EXTERN int      noconvertcase; /* 2000.10.6 */
 182
 183 /* slide.c */
 184 EXTERN int      unpackable;
 185 EXTERN unsigned long origsize, compsize;
 186 EXTERN unsigned short dicbit;
 187 EXTERN unsigned short maxmatch;
 188 EXTERN unsigned long count;
 189 EXTERN unsigned long loc;                       /* short -> long .. Changed N.Watazaki */
 190 EXTERN unsigned char *text;
 191 EXTERN int              prev_char;
 192
 193 /* huf.c */
 194 #ifndef LHA_MAIN_SRC  /* t.okamoto 96/2/20 */
 195 EXTERN unsigned short left[], right[];
 196 EXTERN unsigned char c_len[], pt_len[];
 197 EXTERN unsigned short c_freq[], c_table[], c_code[];
 198 EXTERN unsigned short p_freq[], pt_table[], pt_code[], t_freq[];
 199 #endif
 200
 201 /* append.c */
 202 #ifdef NEED_INCREMENTAL_INDICATOR
 203 EXTERN long             indicator_count;
 204 EXTERN long             indicator_threshold;
 205 #endif
 206
 207 /* crcio.c */
 208 EXTERN FILE             *infile, *outfile;
 209 EXTERN unsigned short crc, bitbuf;
 210 EXTERN int      dispflg;
 211 EXTERN long             reading_size;
 212
 213 /* from dhuf.c */
 214 EXTERN unsigned int n_max;
 215
 216 /* lhadd.c */
 217 EXTERN int temporary_fd;
 218
 219 /* ------------------------------------------------------------------------ */
 220 /*      Functions                                                                                                                               */
 221 /* ------------------------------------------------------------------------ */
 222 #include "prototypes.h"
 223
 224 /* Local Variables: */
 225 /* mode:c */
 226 /* tab-width:4 */
 227 /* End: */
 228 /* vi: set tabstop=4: */