1 /*********************************************************************** 2 * * 3 * This software is part of the ast package * 4 * Copyright (c) 1987-2013 AT&T Intellectual Property * 5 * and is licensed under the * 6 * Eclipse Public License, Version 1.0 * 7 * by AT&T Intellectual Property * 8 * * 9 * A copy of the License is available at * 10 * http://www.eclipse.org/org/documents/epl-v10.html * 11 * (with md5 checksum b35adb5213ca9657e911e9befb180842) * 12 * * 13 * Information and Software Systems Research * 14 * AT&T Research * 15 * Florham Park NJ * 16 * * 17 * Glenn Fowler <glenn.s.fowler@gmail.com> * 18 * * 19 ***********************************************************************/ 20 #pragma prototyped 21 /* 22 * Glenn Fowler 23 * AT&T Research 24 * 25 * pax common definitions 26 */ 27 28 #ifndef _PAX_H 29 #define _PAX_H 1 30 31 #include <ast.h> 32 #include <ls.h> 33 #include <sig.h> 34 #include <ftwalk.h> 35 #include <ctype.h> 36 #include <ccode.h> 37 #include <hash.h> 38 #include <proc.h> 39 #include <regex.h> 40 #include <error.h> 41 #include <times.h> 42 #include <swap.h> 43 #include <align.h> 44 #include <debug.h> 45 #include <stdarg.h> 46 #include <sum.h> 47 #include <tv.h> 48 #include <fnv.h> 49 50 #define header Tarheader_s 51 #include <tar.h> 52 #undef header 53 54 typedef struct Tarheader_s Tarheader_t; 55 56 #include "FEATURE/local" 57 58 #define VENDOR "ATT" 59 #define ID "PAX" 60 #define VERSION "1" 61 62 #define IMPLEMENTATION VENDOR ID VERSION 63 64 #define PANIC ERROR_PANIC|ERROR_SOURCE,__FILE__,__LINE__ 65 66 #define bcount(ap) ((ap)->io->last-(ap)->io->next) 67 #define bsave(ap) (state.backup=(*(ap)->io),error(-7, "bsave(%s,@%I*d)", ap->name, sizeof(ap->io->count), ap->io->count)) 68 #define tvmtime(t,s) (tvgetmtime(t,s),t) 69 70 #define BUFFER_FD_MAX (-2) 71 #define BUFFER_FD_MIN (-3) 72 73 #undef getbuffer 74 #define getbuffer(n) (((n)>=BUFFER_FD_MIN&&(n)<=BUFFER_FD_MAX)?&state.buffer[BUFFER_FD_MAX-(n)]:(Buffer_t*)0) 75 #undef setbuffer 76 #define setbuffer(n) (BUFFER_FD_MAX-(n)) 77 78 #define HOLE_MIN 1024 79 80 #define holeinit(fd) (state.hole=0) 81 #define holedone(fd) do if(state.hole){lseek(fd,state.hole-1,SEEK_CUR);state.hole=0;write(fd,"",1);} while(0) 82 83 #define ropath(p) (p[0]=='.'&&(p[1]==0||p[1]=='.'&&(p[2]==0||p[2]=='.'&&p[3]==0))||p[0]=='-'&&p[1]==0) 84 85 #define SECTION_CONTROL 1 /* control io */ 86 #define SECTION_DATA 2 /* data io */ 87 88 #define SECTION_MAX 3 89 90 #define SECTION(p) (p)->section 91 92 #define METER_parts 20 93 #define METER_width (METER_parts + 7) 94 95 #define NOW time(NiL) 96 97 /* 98 * format generic definitions 99 */ 100 101 #define HDR_atime (1<<0) 102 #define HDR_charset (1<<1) 103 #define HDR_ctime (1<<2) 104 #define HDR_gid (1<<3) 105 #define HDR_gname (1<<4) 106 #define HDR_linkpath (1<<5) 107 #define HDR_mtime (1<<6) 108 #define HDR_path (1<<7) 109 #define HDR_size (1<<8) 110 #define HDR_uid (1<<9) 111 #define HDR_uname (1<<10) 112 113 #define FMT_COMPRESS "gzip" /* default compress format */ 114 #define FMT_DEFAULT "pax" /* default output format */ 115 #define FMT_DELTA "delta" /* default delta output format */ 116 #define FMT_IGNORE "ignore" /* delta ignore output format */ 117 #define FMT_PATCH "patch" /* delta patch output format */ 118 119 #define IN PAX_IN /* copy in */ 120 #define OUT PAX_OUT /* copy out */ 121 #define ARCHIVE PAX_ARCHIVE /* archive format */ 122 #define COMPRESS PAX_COMPRESS /* compress format */ 123 #define DELTA PAX_DELTA /* delta format */ 124 #define DELTAIO PAX_DELTAIO /* separate delta io */ 125 #define DLL PAX_DLL /* format from dll */ 126 #define DOS PAX_DOS /* may contain dos names */ 127 #define PSEUDO PAX_PSEUDO /* pseudo delta format */ 128 #define COMPRESSED PAX_COMPRESSED /* format already compressed */ 129 #define CONV PAX_CONV /* format handles ccode conv */ 130 #define DELTAINFO PAX_DELTAINFO /* format handles delta info */ 131 #define KEEPSIZE PAX_KEEPSIZE /* retain non REG st_size */ 132 #define LINKTYPE PAX_LINKTYPE /* File_t.linktype supported */ 133 #define NOHARDLINKS PAX_NOHARDLINKS /* hard links not supported */ 134 #define SLASHDIR PAX_SLASHDIR /* trailing slash => directory */ 135 #define STANDARD PAX_STANDARD /* the standard format */ 136 #define SUM PAX_SUM /* inline member checksum */ 137 #define APPEND PAX_APPEND /* archive append */ 138 139 #define SETIDS (1<<0) /* set explicit uid and gid */ 140 141 #define INFO_MATCH "*([A-Z0-9!])!!!"/* info header file name match */ 142 #define INFO_SEP '!' /* info header field separator */ 143 #define INFO_ORDERED 'O' /* delta on ordered base */ 144 145 #define IDLEN (sizeof(ID)-1) /* strlen(ID) */ 146 147 #define DELTA_94 1 148 #define DELTA_88 2 149 #define DELTA_IGNORE 3 150 #define DELTA_PATCH 4 151 152 #define TYPE_COMPRESS 'C' /* compress encoding type */ 153 #define TYPE_DELTA 'D' /* delta encoding type */ 154 155 #define DELTA_SRC 0 /* source info */ 156 #define DELTA_TAR 1 /* target info */ 157 #define DELTA_DEL 2 /* delta info */ 158 #define DELTA_DATA 3 /* data info mask */ 159 #define DELTA_BIO (1<<2) /* bio (no arg) */ 160 #define DELTA_BUFFER (1<<3) /* buffer arg */ 161 #define DELTA_FD (1<<4) /* fd arg */ 162 #define DELTA_HOLE (1<<5) /* holewrite() fd arg */ 163 #define DELTA_OFFSET (1<<6) /* offset arg */ 164 #define DELTA_SIZE (1<<7) /* size arg */ 165 #define DELTA_OUTPUT (1<<8) /* output data */ 166 #define DELTA_TEMP (1<<9) /* temp output fd */ 167 #define DELTA_FREE (1<<10) /* free fd or buffer */ 168 #define DELTA_COUNT (1<<11) /* set in|out count */ 169 #define DELTA_LIST (1<<12) /* listentry() if ok */ 170 171 #define DELTA_create 'c' /* delta create data op */ 172 #define DELTA_delete 'd' /* delta delete data op */ 173 #define DELTA_nop 'x' /* no delta operation pseudo op */ 174 #define DELTA_pass 'p' /* delta pass pseudo op */ 175 #define DELTA_update 'u' /* delta update data op */ 176 #define DELTA_verify 'v' /* delta verify data op */ 177 178 #define DELTA_TRAILER 10 /* delta trailer output size */ 179 180 #define DELTA_checksum 'c' /* delta member checksum */ 181 #define DELTA_index 'i' /* delta header index */ 182 #define DELTA_trailer 't' /* delta trailer size */ 183 184 #define DELTA_WINDOW (128*1024L) /* delta window buffer size */ 185 186 #define DELTA_LO(c) ((c)&0xffff) /* lo order checksum bits */ 187 #define DELTA_HI(c) DELTA_LO(c>>16) /* hi order checksum bits */ 188 189 #define HEADER_EXTENDED "@PaxHeaders/%(sequence)s" 190 #define HEADER_EXTENDED_STD "%(dir)s/PaxHeaders/%(file)s" 191 #define HEADER_GLOBAL "@PaxGlobals/%(sequence)s" 192 #define HEADER_GLOBAL_STD "%(tmp)s/GlobalHead/%(entry)s" 193 194 #define INVALID_binary 0 /* binary for unencodable data */ 195 #define INVALID_ignore 1 /* silently ignore */ 196 #define INVALID_prompt 2 /* prompt for new name */ 197 #define INVALID_translate 3 /* translate and/or truncate */ 198 #define INVALID_UTF8 4 /* convert to UTF8 */ 199 200 #define NOLINK PAX_NOLINK /* not a link */ 201 #define HARDLINK PAX_HARDLINK /* hard link to previous entry */ 202 #define SOFTLINK PAX_SOFTLINK /* soft link to previous entry */ 203 204 #define BLOCKSIZE PAX_BLOCK /* block size */ 205 #define IOALIGN ALIGN_BOUND1 /* io buffer alignment */ 206 #define MINBLOCK 1 /* smallest block size */ 207 #define DEFBLOCKS PAX_DEFBLOCKS /* default blocking */ 208 #define DEFBUFFER PAX_DEFBUFFER /* default io buffer blocking */ 209 #define FILBLOCKS 1024 /* file to file blocking */ 210 #define MAXUNREAD (8*BLOCKSIZE) /* max bunread() count */ 211 #define MINID 80 /* min ident buffer size */ 212 #define MAXID BLOCKSIZE /* max ident buffer size */ 213 #define RESETABLE (-1) /* default option can be reset */ 214 215 #define MAP_INDEX 0x01 /* append .%d index on match */ 216 217 typedef int (*Link_f)(const char*, const char*); 218 typedef int (*Stat_f)(const char*, struct stat*); 219 220 struct Archive_s; typedef struct Archive_s Archive_t; 221 struct File_s; typedef struct File_s File_t; 222 struct Filter_s; typedef struct Filter_s Filter_t; 223 struct Format_s; typedef struct Format_s Format_t; 224 struct List_s; typedef struct List_s List_t; 225 struct Map_s; typedef struct Map_s Map_t; 226 struct Member_s; typedef struct Member_s Member_t; 227 228 #define _PAX_IO_PRIVATE_ \ 229 char* next; /* next char pointer */ \ 230 char* last; /* last char+1 pointer */ \ 231 char* buffer; /* io buffer */ \ 232 off_t count; /* char transfer count */ \ 233 off_t expand; /* add to count at end */ \ 234 off_t offset; /* volume offset */ \ 235 off_t size; /* total size if seekable */ \ 236 unsigned int fill; /* bsave fill serial */ \ 237 int skip; /* volume skip */ \ 238 int keep; /* volume keep after skip */ \ 239 int mode; /* open() O_* mode */ \ 240 int unread; /* max unread size */ \ 241 unsigned int all:1; /* read all volumes */ \ 242 unsigned int blocked:1; /* blocked device io */ \ 243 unsigned int blok:1; /* BLOK io file */ \ 244 unsigned int blokeof:1; /* BLOK io eof */ \ 245 unsigned int blokflag:1; /* io file BLOK flag */ \ 246 unsigned int empty:1; /* last read was empty */ \ 247 unsigned int seekable:1; /* seekable */ \ 248 unsigned int unblocked:1; /* set unblocked device io */ 249 250 typedef struct Buffer_s /* pseudo fd buffer */ 251 { 252 char* base; /* buffer base */ 253 char* next; /* current position */ 254 char* past; /* overflow position */ 255 } Buffer_t; 256 257 typedef struct Fileid_s /* unique file identifier */ 258 { 259 int dev; /* device */ 260 int ino; /* inode */ 261 } Fileid_t; 262 263 typedef struct Link_s /* link info */ 264 { 265 char* name; /* name */ 266 char* checksum; /* hard link checksum */ 267 int namesize; /* name size with null byte */ 268 Fileid_t id; /* generated link file id */ 269 } Link_t; 270 271 #define _PAX_FILE_PRIVATE_ \ 272 Archive_t* ap; /* !=0 if from buffer */ \ 273 unsigned long checksum; /* data checksum */ \ 274 off_t datasize; /* non-reg has data anyway */ \ 275 struct \ 276 { \ 277 int op; /* op */ \ 278 int same; /* SRC and TAR same */ \ 279 unsigned long checksum; /* data checksum */ \ 280 unsigned long index; /* index */ \ 281 Member_t* base; /* base file pointer */ \ 282 } delta; /* delta info */ \ 283 int extended; /* extended header file */ \ 284 int fd; /* >=0 read fd */ \ 285 char* id; /* archive file id */ \ 286 char* intermediate; /* intermediate output name */ \ 287 int linkpathsize; /* linkname size with null byte */ \ 288 int magic; /* header magic number */ \ 289 int namesize; /* name size with null byte */ \ 290 int perm; /* original st_mode perm */ \ 291 int type; /* st_mode type */ \ 292 Link_t* link; /* hard link state */ \ 293 char* uidname; /* user id name */ \ 294 char* gidname; /* group id name */ \ 295 struct \ 296 { \ 297 char* partial; /* partial record buffer */ \ 298 int blocks; /* io block count */ \ 299 int format; /* format */ \ 300 int section; /* file section number */ \ 301 } record; /* record format info */ \ 302 unsigned int longlink:1; /* f->linkpath too long */ \ 303 unsigned int longname:1; /* f->name too long */ \ 304 unsigned int ordered:1; /* ordered fileout() override */ \ 305 unsigned int restoremode:1; /* must restore mode */ \ 306 unsigned int ro:1; /* readonly { . .. ... - } */ \ 307 unsigned int skip:1; /* skip this entry */ 308 309 struct Member_s /* cached member info */ 310 { 311 File_t* info; /* deltapass() file info */ 312 Tv_t atime; /* access time */ 313 Tv_t mtime; /* modify time */ 314 off_t offset; /* data offset */ 315 off_t size; /* data size */ 316 off_t uncompressed; /* uncompressed size */ 317 short dev; /* dev */ 318 short ino; /* ino */ 319 short mode; /* mode */ 320 unsigned int mark:1; /* visit mark */ 321 }; 322 323 typedef uint32_t Magic_t; 324 325 typedef struct Compress_format_s /* compress format data */ 326 { 327 char* variant; /* variant qualifier/flag */ 328 char* undo[2]; /* compress undo name and arg */ 329 char* undotoo[2]; /* alternate undo */ 330 } Compress_format_t; 331 332 typedef struct Delta_format_s /* delta format data */ 333 { 334 char* variant; /* variant qualifier/flag */ 335 } Delta_format_t; 336 337 struct List_s /* generic list */ 338 { 339 List_t* next; /* next in list */ 340 void* item; /* list item pointer */ 341 }; 342 343 struct Map_s /* file name map list */ 344 { 345 Map_t* next; /* next in list */ 346 regex_t re; /* compiled match re */ 347 int flags; /* MAP_* flags */ 348 }; 349 350 typedef struct Post_s /* post processing restoration */ 351 { 352 Tv_t atime; /* access time */ 353 Tv_t mtime; /* modify time */ 354 int mode; /* permissions */ 355 int uid; /* user id */ 356 int gid; /* group id */ 357 unsigned int restoremode:1; /* must restore mode */ 358 } Post_t; 359 360 typedef union Integral_u /* byte|half swap probe */ 361 { 362 uint32_t l; 363 uint16_t s[2]; 364 uint8_t c[4]; 365 } Integral_t; 366 367 typedef struct Convert_s /* char code conversion */ 368 { 369 int on; /* do the conversion */ 370 unsigned char* f2t; /* from=>to map */ 371 unsigned char* t2f; /* to=>from map */ 372 unsigned char* f2a; /* from=>CC_ASCII map */ 373 unsigned char* t2a; /* to=>CC_ASCII map */ 374 } Convert_t; 375 376 typedef struct Delta_s /* delta archive info */ 377 { 378 Archive_t* base; /* base archive */ 379 unsigned long checksum; /* expected base checksum */ 380 int compress; /* delta source is /dev/null */ 381 int epilogue; /* epilogue hit */ 382 int index; /* member index */ 383 int initialized; /* delta base initialized */ 384 Format_t* format; /* delta format */ 385 char* hdr; /* header pointer */ 386 char hdrbuf[64]; /* header buffer */ 387 int ordered; /* members ordered by file name */ 388 off_t size; /* expected base size */ 389 Hash_table_t* tab; /* entry table */ 390 int trailer; /* optional trailer size */ 391 char* version; /* optional delta version */ 392 } Delta_t; 393 394 typedef struct Part_s 395 { 396 Sfdisc_t disc; 397 off_t n; 398 struct State_s* pax; 399 Archive_t* ap; 400 Sfio_t* sp; 401 } Part_t; 402 403 struct Filter_s 404 { 405 Filter_t* next; /* next in list */ 406 regex_t* re; /* path pattern or default if 0 */ 407 char* command; /* original command line */ 408 char** argv; /* command argv */ 409 char** patharg; /* file arg in argv */ 410 }; 411 412 typedef struct Pattern_s 413 { 414 char* pattern; 415 unsigned char directory; 416 unsigned char matched; 417 } Pattern_t; 418 419 #define _PAX_ARCHIVE_PRIVATE_ \ 420 unsigned long checksum; /* running checksum */ \ 421 int checkdelta; /* getprologue delta check */ \ 422 Format_t* compress; /* compression format */ \ 423 Convert_t convert[SECTION_MAX];/* data/header conversion */ \ 424 Delta_t* delta; /* delta info */ \ 425 int errors; /* intermediate error count */ \ 426 Format_t* expected; /* expected format */ \ 427 File_t file; /* current member file info */ \ 428 File_t* info; /* last deltabase() member */ \ 429 int locked; /* newio() recursion lock */ \ 430 Bio_t mio; /* main buffered io */ \ 431 unsigned long memsum; /* member checksum */ \ 432 off_t offset; /* relative byte offset */ \ 433 int ordered; /* archive members ordered */ \ 434 struct \ 435 { \ 436 unsigned long checksum; /* old running checksum */ \ 437 unsigned long memsum; /* old checksum */ \ 438 int warned; /* old checksum warning */ \ 439 } old; \ 440 char* package; /* package id */ \ 441 Archive_t* parent; /* parent (delta) for base */ \ 442 int part; /* media change count */ \ 443 Part_t* partio; /* archive part sfio info */ \ 444 struct /* stash() values */ \ 445 { \ 446 Paxvalue_t copy; /* copy() path buffer */ \ 447 Paxvalue_t name; /* real path name */ \ 448 Paxvalue_t path; /* access path */ \ 449 Paxvalue_t peek; /* peek file */ \ 450 Paxvalue_t prev; /* previous entry order check */ \ 451 char temp[PATH_MAX]; /* temp intermediate name */ \ 452 } path; \ 453 int peek; /* already peeked at file entry */ \ 454 File_t* record; /* record output file */ \ 455 int raw; /* don't convert sections */ \ 456 int section; /* current archive section */ \ 457 size_t selected; /* number of selected members */ \ 458 off_t size; /* size */ \ 459 off_t skip; /* base archive skip offset */ \ 460 struct stat st; /* memver stat */ \ 461 int sum; /* collect running checksum */ \ 462 int swap; /* swap operation */ \ 463 int swapio; /* io swap operation */ \ 464 Hash_table_t* tab; /* verification table */ \ 465 Bio_t tio; /* temporary buffered io */ \ 466 struct \ 467 { \ 468 Sfio_t* extended; /* extend() temporary */ \ 469 Sfio_t* global; /* extend() temporary */ \ 470 Sfio_t* hdr; /* headname() temporary */ \ 471 Sfio_t* key; /* extend() temporary */ \ 472 } tmp; /* temporary stuff */ \ 473 off_t total; /* newio() total io check */ \ 474 char* type; /* archive type */ \ 475 off_t uncompressed; /* uncompressed size estimate */ \ 476 Hash_table_t* update; /* update info */ \ 477 size_t updated; /* number of updated members */ \ 478 int warnlinkhead; /* invalid hard link header */ 479 480 #define _PAX_PRIVATE_ \ 481 int acctime; /* preserve member access times */ \ 482 int append; /* append -- must be 0 or 1 !!! */ \ 483 Bio_t backup; /* backup() position */ \ 484 long blocksize; /* explicit buffer size */ \ 485 Buffer_t buffer[BUFFER_FD_MAX-BUFFER_FD_MIN+1];/* fd buf */ \ 486 struct \ 487 { \ 488 char* name; /* archive member name */ \ 489 char* path; /* local file path */ \ 490 Sfio_t* sp; /* tmp stream */ \ 491 Sum_t* sum; /* method handle */ \ 492 } checksum; /* --checksum state */ \ 493 int clobber; /* overwrite output files */ \ 494 int complete; /* files completely in volume */ \ 495 int current; /* current file[] index */ \ 496 struct \ 497 { \ 498 int bufferindex; /* delta buffer index */ \ 499 int buffersize; /* delta buffer size */ \ 500 int update; /* update only delta members */ \ 501 } delta; /* delta info */ \ 502 int delta2delta; /* -rz- -wz- : retain delta info*/ \ 503 int descend; /* dir names self+descendents */ \ 504 char* destination; /* pass mode destination dir */ \ 505 dev_t dev; /* . device number */ \ 506 unsigned short devcnt; /* dev assignment count */ \ 507 int drop; /* drop a `.' for each file */ \ 508 int dropcount; /* current line drop count */ \ 509 int exact; /* exact archive read */ \ 510 char** files; /* alternate file name list */ \ 511 struct \ 512 { \ 513 Filter_t* list; /* filter list */ \ 514 Filter_t* last; /* filter list tail */ \ 515 Filter_t* all; /* match all filter */ \ 516 char* options; /* line mode options */ \ 517 char* command; /* line mode command */ \ 518 char* path; /* line mode physical path */ \ 519 char* name; /* line mode logical path */ \ 520 int line; /* line mode */ \ 521 } filter; /* file output filter state */ \ 522 int forceconvert; /* force binary conversion */ \ 523 Format_t* format; /* default output format */ \ 524 int ftwflags; /* ftwalk() flags */ \ 525 struct \ 526 { \ 527 char* comment; /* comment text */ \ 528 int invalid; /* invalid path INVALID_ action */ \ 529 int linkdata; /* data with each hard link */ \ 530 char* listformat; /* verbose listing format */ \ 531 char* global; /* global header name format */ \ 532 char* extended; /* extended name format */ \ 533 } header; /* header specific options */ \ 534 off_t hole; /* one past last hole */ \ 535 Archive_t* in; /* input archive info */ \ 536 unsigned short inocnt; /* ino assignment count */ \ 537 struct \ 538 { \ 539 char* name; /* archive member name */ \ 540 char* path; /* local file path */ \ 541 Sfio_t* sp; /* tmp stream */ \ 542 } install; /* --install state */ \ 543 int intermediate; /* intermediate ouput - rename */ \ 544 int interrupt; /* this signal caused exit */ \ 545 Link_f linkf; /* -L=pathsetlink() -P=link() */ \ 546 Hash_table_t* linktab; /* hard link table */ \ 547 char* listformat; /* verbose listing format */ \ 548 int local; /* reject files/links outside . */ \ 549 struct \ 550 { \ 551 unsigned char* a2n; /* CC_ASCII=>CC_NATIVE */ \ 552 unsigned char* e2n; /* CC_EBCDIC=>CC_NATIVE */ \ 553 unsigned char* n2e; /* CC_NATIVE=>CC_EBCDIC */ \ 554 } map; /* ccode maps */ \ 555 Map_t* maps; /* file name maps */ \ 556 int matchsense; /* pattern match sense */ \ 557 off_t maxout; /* max volume/part output count */ \ 558 struct \ 559 { \ 560 Sfio_t* tmp; /* tmp buffer */ \ 561 off_t size; /* total size */ \ 562 int fancy; /* fancy display */ \ 563 int last; /* length of last display path */ \ 564 int on; /* meter progress */ \ 565 int width; /* display line width */ \ 566 } meter; /* meter state */ \ 567 int mkdir; /* make intermediate dirs */ \ 568 struct \ 569 { \ 570 char* magic; /* separator magic */ \ 571 size_t length; /* separator magic length */ \ 572 size_t fill; /* last member filler size */ \ 573 } mime; \ 574 char* mode; /* output chmod(1) mode */ \ 575 int modekeep; /* must preserve mode */ \ 576 int modtime; /* retain mtime */ \ 577 char* mtime; /* output date(1) mtime */ \ 578 int newer; /* append only if newer */ \ 579 int operation; /* IN|OUT operation mode */ \ 580 Hash_table_t* options; /* option table */ \ 581 int ordered; /* sorted base and file list */ \ 582 int owner; /* set owner info */ \ 583 Archive_t* out; /* output archive info */ \ 584 int pass; /* archive to archive */ \ 585 Pattern_t* pattern; /* current name match pattern */ \ 586 Pattern_t* patterns; /* name match patterns */ \ 587 char* peekfile; /* stdin file list peek */ \ 588 int peeklen; /* peekfile length */ \ 589 char pwd[PATH_MAX]; /* full path of . */ \ 590 int pwdlen; /* pwd length sans null */ \ 591 List_t* proc; /* procopen() list for finish */ \ 592 struct \ 593 { \ 594 int charset; /* convert record charset */ \ 595 int delimiter; /* directory delimiter */ \ 596 File_t* file; /* current output file */ \ 597 int format; /* record format */ \ 598 char* header; /* file header */ \ 599 int headerlen; /* file header length */ \ 600 int line; /* convert records<->lines */ \ 601 int pad; /* pad output record blocks */ \ 602 char* pattern; /* format match pattern */ \ 603 int offset; /* data buffer offset */ \ 604 long size; /* io size */ \ 605 char* trailer; /* file trailer */ \ 606 int trailerlen; /* file trailer length */ \ 607 } record; /* record info */ \ 608 int resetacctime; /* reset input file access times*/ \ 609 Hash_table_t* restore; /* post proc restoration table */ \ 610 Sfio_t* rtty; /* tty file read pointer */ \ 611 int scanned; /* scanned for format libs */ \ 612 size_t selected; /* total of selected members */ \ 613 int setgid; /* set file gid to this value */ \ 614 int setuid; /* set file uid to this value */ \ 615 Stat_f statf; /* -L=pathstat() -P=lstat() */ \ 616 int sync; /* fsync() each file after copy */ \ 617 unsigned long testdate; /* listformat test date */ \ 618 struct \ 619 { \ 620 char* buffer; /* temporary buffer */ \ 621 long buffersize; /* temporary buffer size */ \ 622 char* delta; /* tmp delta file name */ \ 623 char* file; /* tmp file name */ \ 624 Sfio_t* fmt; /* temporary format stream */ \ 625 Sfio_t* lst; /* temporary list stream */ \ 626 Sfio_t* mac; /* temporary print macro stream */ \ 627 Sfio_t* str; /* temporary string stream */ \ 628 } tmp; /* temporary stuff */ \ 629 int update; /* copy file only if newer */ \ 630 size_t updated; /* total of updated members */ \ 631 char* usage; /* optget() usage string */ \ 632 char volume[64]; /* volume id */ \ 633 int warnmkdir; /* --mkdir hint issued */ \ 634 int warnlinknum; /* too many hard links */ \ 635 Sfio_t* wtty; /* tty file write pointer */ \ 636 int yesno; /* interactive answer is yes/no */ 637 638 #define Pax_t State_t 639 #define Pax_s State_s 640 #define Paxarchive_t Archive_t 641 #define Paxarchive_s Archive_s 642 #define Paxfile_t File_t 643 #define Paxfile_s File_s 644 #define Paxformat_t Format_t 645 #define Paxformat_s Format_s 646 #define Paxio_t Bio_t 647 #define Paxio_s Bio_s 648 #define Paxvalue_t Value_t 649 #define Paxvalue_s Value_s 650 651 #include "paxlib.h" 652 #include "options.h" 653 654 extern char* definput; 655 extern char* defoutput; 656 extern char* eomprompt; 657 extern Format_t* formats; 658 extern State_t state; 659 660 extern int addlink(Archive_t*, File_t*); 661 extern int apply(Archive_t*, File_t*, Filter_t*); 662 extern long asc_checksum(char*, int, unsigned long); 663 extern void backup(Archive_t*); 664 extern long bblock(int); 665 extern void bflushin(Archive_t*, int); 666 extern void bflushout(Archive_t*); 667 extern char* bget(Archive_t*, off_t, off_t*); 668 extern void binit(Archive_t*); 669 extern void bput(Archive_t*, off_t); 670 extern off_t bread(Archive_t*, void*, off_t, off_t, int); 671 extern off_t bseek(Archive_t*, off_t, int, int); 672 extern int bskip(Archive_t*); 673 extern void bunread(Archive_t*, void*, int); 674 extern void bwrite(Archive_t*, void*, off_t); 675 extern int closein(Archive_t*, File_t*, int); 676 extern int closeout(Archive_t*, File_t*, int); 677 extern int cmpftw(Ftw_t*, Ftw_t*); 678 extern void complete(Archive_t*, File_t*, size_t); 679 extern void convert(Archive_t*, int, int, int); 680 extern void copy(Archive_t*, int(*)(Ftw_t*)); 681 extern void copyin(Archive_t*); 682 extern int copyinout(Ftw_t*); 683 extern int copyout(Ftw_t*); 684 extern void deltabase(Archive_t*); 685 extern int deltacheck(Archive_t*, File_t*); 686 extern void deltadelete(Archive_t*); 687 extern void deltaout(Archive_t*, Archive_t*, File_t*); 688 extern void deltapass(Archive_t*, Archive_t*); 689 extern void deltaset(Archive_t*, char*); 690 extern void deltaverify(Archive_t*); 691 extern int dirprefix(char*, char*, int); 692 extern void filein(Archive_t*, File_t*); 693 extern void fileout(Archive_t*, File_t*); 694 extern void fileskip(Archive_t*, File_t*); 695 extern Filter_t* filter(Archive_t*, File_t*); 696 extern void finish(int); 697 extern Archive_t* getarchive(int); 698 extern void getdeltaheader(Archive_t*, File_t*); 699 extern void getdeltatrailer(Archive_t*, File_t*); 700 extern int getepilogue(Archive_t*); 701 extern int getfile(Archive_t*, File_t*, Ftw_t*); 702 extern Format_t* getformat(char*, int); 703 extern int getheader(Archive_t*, File_t*); 704 extern void getidnames(File_t*); 705 extern int getprologue(Archive_t*); 706 extern void gettrailer(Archive_t*, File_t*); 707 extern ssize_t holewrite(int, void*, size_t); 708 extern Archive_t* initarchive(const char*, int); 709 extern void initdelta(Archive_t*, Format_t*); 710 extern void initfile(Archive_t*, File_t*, struct stat*, char*, int); 711 extern void initmatch(char**); 712 extern void interactive(void); 713 extern void listentry(File_t*); 714 extern int listprintf(Sfio_t*, Archive_t*, File_t*, const char*); 715 extern char* map(Archive_t*, char*); 716 extern int match(char*); 717 extern void newio(Archive_t*, int, int); 718 extern Format_t* nextformat(Format_t*); 719 extern void nospace(void); 720 extern unsigned long omemsum(const void*, int, unsigned long); 721 extern int openin(Archive_t*, File_t*); 722 extern int openout(Archive_t*, File_t*); 723 extern int paxdelta(Archive_t*, Archive_t*, File_t*, int, ...); 724 extern void paxinit(Pax_t*, const char*); 725 extern int portable(Archive_t*, const char*); 726 extern int prune(Archive_t*, File_t*, struct stat*); 727 extern void putdeltaheader(Archive_t*, File_t*); 728 extern void putdeltatrailer(Archive_t*, File_t*); 729 extern void putepilogue(Archive_t*); 730 extern int putheader(Archive_t*, File_t*); 731 extern void putinfo(Archive_t*, char*, unsigned long, unsigned long); 732 extern void putkey(Archive_t*, Sfio_t*, Option_t*, const char*, Sfulong_t); 733 extern void putprologue(Archive_t*, int); 734 extern void puttrailer(Archive_t*, File_t*); 735 extern char* release(void); 736 extern int restore(const char*, char*, void*); 737 extern void seekable(Archive_t*); 738 extern int selectfile(Archive_t*, File_t*); 739 extern void setdeltaheader(Archive_t*, File_t*); 740 extern void setfile(Archive_t*, File_t*); 741 extern void setidnames(File_t*); 742 extern void setinfo(Archive_t*, File_t*); 743 extern void setoptions(char*, size_t, char**, char*, Archive_t*, int); 744 extern void settime(const char*, Tv_t*, Tv_t*, Tv_t*); 745 extern char* stash(Value_t*, const char*, size_t); 746 extern char* strlower(char*); 747 extern char* strupper(char*); 748 extern void undoable(Archive_t*, Format_t*); 749 extern void undos(File_t*); 750 extern int validout(Archive_t*, File_t*); 751 extern int verify(Archive_t*, File_t*, char*); 752 753 #endif 754