1228753Smm/*- 2228753Smm * Copyright (c) 2009 Michihiro NAKAJIMA 3228753Smm * All rights reserved. 4228753Smm * 5228753Smm * Redistribution and use in source and binary forms, with or without 6228753Smm * modification, are permitted provided that the following conditions 7228753Smm * are met: 8228753Smm * 1. Redistributions of source code must retain the above copyright 9228753Smm * notice, this list of conditions and the following disclaimer. 10228753Smm * 2. Redistributions in binary form must reproduce the above copyright 11228753Smm * notice, this list of conditions and the following disclaimer in the 12228753Smm * documentation and/or other materials provided with the distribution. 13228753Smm * 14228753Smm * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR 15228753Smm * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 16228753Smm * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 17228753Smm * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT, 18228753Smm * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 19228753Smm * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20228753Smm * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21228753Smm * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22228753Smm * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23228753Smm * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24228753Smm */ 25228753Smm#include "archive_platform.h" 26228753Smm__FBSDID("$FreeBSD$"); 27228753Smm 28228753Smm#ifdef HAVE_ERRNO_H 29228753Smm#include <errno.h> 30228753Smm#endif 31228753Smm#include <stdio.h> 32228753Smm#ifdef HAVE_STDLIB_H 33228753Smm#include <stdlib.h> 34228753Smm#endif 35228753Smm#if HAVE_LIBXML_XMLREADER_H 36228753Smm#include <libxml/xmlreader.h> 37228753Smm#elif HAVE_BSDXML_H 38228753Smm#include <bsdxml.h> 39228753Smm#elif HAVE_EXPAT_H 40228753Smm#include <expat.h> 41228753Smm#endif 42228753Smm#ifdef HAVE_BZLIB_H 43228753Smm#include <bzlib.h> 44228753Smm#endif 45228753Smm#if HAVE_LZMA_H 46228753Smm#include <lzma.h> 47228753Smm#elif HAVE_LZMADEC_H 48228753Smm#include <lzmadec.h> 49228753Smm#endif 50228753Smm#ifdef HAVE_ZLIB_H 51228753Smm#include <zlib.h> 52228753Smm#endif 53228753Smm 54228753Smm#include "archive.h" 55228753Smm#include "archive_endian.h" 56228753Smm#include "archive_entry.h" 57228753Smm#include "archive_hash.h" 58228753Smm#include "archive_private.h" 59228753Smm#include "archive_read_private.h" 60228753Smm 61228753Smm#if (!defined(HAVE_LIBXML_XMLREADER_H) && \ 62228753Smm !defined(HAVE_BSDXML_H) && !defined(HAVE_EXPAT_H)) ||\ 63228753Smm !defined(HAVE_ZLIB_H) || \ 64228753Smm !defined(ARCHIVE_HAS_MD5) || !defined(ARCHIVE_HAS_SHA1) 65228753Smm/* 66228753Smm * xar needs several external libraries. 67228753Smm * o libxml2 or expat --- XML parser 68228753Smm * o openssl or MD5/SHA1 hash function 69228753Smm * o zlib 70228753Smm * o bzlib2 (option) 71228753Smm * o liblzma (option) 72228753Smm */ 73228753Smmint 74228753Smmarchive_read_support_format_xar(struct archive *_a) 75228753Smm{ 76228753Smm struct archive_read *a = (struct archive_read *)_a; 77228753Smm 78228753Smm archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC, 79228753Smm "Xar not supported on this platform"); 80228753Smm return (ARCHIVE_WARN); 81228753Smm} 82228753Smm 83228753Smm#else /* Support xar format */ 84228753Smm 85228753Smm//#define DEBUG 1 86228753Smm//#define DEBUG_PRINT_TOC 1 87228753Smm#if DEBUG_PRINT_TOC 88228753Smm#define PRINT_TOC(d, outbytes) do { \ 89228753Smm unsigned char *x = (unsigned char *)(uintptr_t)d; \ 90228753Smm unsigned char c = x[outbytes-1]; \ 91228753Smm x[outbytes - 1] = 0; \ 92228753Smm fprintf(stderr, "%s", x); \ 93228753Smm fprintf(stderr, "%c", c); \ 94228753Smm x[outbytes - 1] = c; \ 95228753Smm} while (0) 96228753Smm#else 97228753Smm#define PRINT_TOC(d, outbytes) 98228753Smm#endif 99228753Smm 100228753Smm#define HEADER_MAGIC 0x78617221 101228753Smm#define HEADER_SIZE 28 102228753Smm#define HEADER_VERSION 1 103228753Smm#define CKSUM_NONE 0 104228753Smm#define CKSUM_SHA1 1 105228753Smm#define CKSUM_MD5 2 106228753Smm 107228753Smm#define MD5_SIZE 16 108228753Smm#define SHA1_SIZE 20 109228753Smm#define MAX_SUM_SIZE 20 110228753Smm 111228753Smmenum enctype { 112228753Smm NONE, 113228753Smm GZIP, 114228753Smm BZIP2, 115228753Smm LZMA, 116228753Smm XZ, 117228753Smm}; 118228753Smm 119228753Smmstruct chksumval { 120228753Smm int alg; 121228753Smm size_t len; 122228753Smm unsigned char val[MAX_SUM_SIZE]; 123228753Smm}; 124228753Smm 125228753Smmstruct chksumwork { 126228753Smm int alg; 127228753Smm#ifdef ARCHIVE_HAS_MD5 128228753Smm archive_md5_ctx md5ctx; 129228753Smm#endif 130228753Smm#ifdef ARCHIVE_HAS_SHA1 131228753Smm archive_sha1_ctx sha1ctx; 132228753Smm#endif 133228753Smm}; 134228753Smm 135228753Smmstruct xattr { 136228753Smm struct xattr *next; 137228753Smm struct archive_string name; 138228753Smm uint64_t id; 139228753Smm uint64_t length; 140228753Smm uint64_t offset; 141228753Smm uint64_t size; 142228753Smm enum enctype encoding; 143228753Smm struct chksumval a_sum; 144228753Smm struct chksumval e_sum; 145228753Smm struct archive_string fstype; 146228753Smm}; 147228753Smm 148228753Smmstruct xar_file { 149228753Smm struct xar_file *next; 150228753Smm struct xar_file *hdnext; 151228753Smm struct xar_file *parent; 152228753Smm int subdirs; 153228753Smm 154228753Smm unsigned int has; 155228753Smm#define HAS_DATA 0x00001 156228753Smm#define HAS_PATHNAME 0x00002 157228753Smm#define HAS_SYMLINK 0x00004 158228753Smm#define HAS_TIME 0x00008 159228753Smm#define HAS_UID 0x00010 160228753Smm#define HAS_GID 0x00020 161228753Smm#define HAS_MODE 0x00040 162228753Smm#define HAS_TYPE 0x00080 163228753Smm#define HAS_DEV 0x00100 164228753Smm#define HAS_DEVMAJOR 0x00200 165228753Smm#define HAS_DEVMINOR 0x00400 166228753Smm#define HAS_INO 0x00800 167228753Smm#define HAS_FFLAGS 0x01000 168228753Smm#define HAS_XATTR 0x02000 169228753Smm#define HAS_ACL 0x04000 170228753Smm 171228753Smm uint64_t id; 172228753Smm uint64_t length; 173228753Smm uint64_t offset; 174228753Smm uint64_t size; 175228753Smm enum enctype encoding; 176228753Smm struct chksumval a_sum; 177228753Smm struct chksumval e_sum; 178228753Smm struct archive_string pathname; 179228753Smm struct archive_string symlink; 180228753Smm time_t ctime; 181228753Smm time_t mtime; 182228753Smm time_t atime; 183228753Smm struct archive_string uname; 184228753Smm uid_t uid; 185228753Smm struct archive_string gname; 186228753Smm gid_t gid; 187228753Smm mode_t mode; 188228753Smm dev_t dev; 189228753Smm dev_t devmajor; 190228753Smm dev_t devminor; 191228753Smm int64_t ino64; 192228753Smm struct archive_string fflags_text; 193228753Smm unsigned int link; 194228753Smm unsigned int nlink; 195228753Smm struct archive_string hardlink; 196228753Smm struct xattr *xattr_list; 197228753Smm}; 198228753Smm 199228753Smmstruct hdlink { 200228753Smm struct hdlink *next; 201228753Smm 202228753Smm unsigned int id; 203228753Smm int cnt; 204228753Smm struct xar_file *files; 205228753Smm}; 206228753Smm 207228753Smmstruct heap_queue { 208228753Smm struct xar_file **files; 209228753Smm int allocated; 210228753Smm int used; 211228753Smm}; 212228753Smm 213228753Smmenum xmlstatus { 214228753Smm INIT, 215228753Smm XAR, 216228753Smm TOC, 217228753Smm TOC_CREATION_TIME, 218228753Smm TOC_CHECKSUM, 219228753Smm TOC_CHECKSUM_OFFSET, 220228753Smm TOC_CHECKSUM_SIZE, 221228753Smm TOC_FILE, 222228753Smm FILE_DATA, 223228753Smm FILE_DATA_LENGTH, 224228753Smm FILE_DATA_OFFSET, 225228753Smm FILE_DATA_SIZE, 226228753Smm FILE_DATA_ENCODING, 227228753Smm FILE_DATA_A_CHECKSUM, 228228753Smm FILE_DATA_E_CHECKSUM, 229228753Smm FILE_DATA_CONTENT, 230228753Smm FILE_EA, 231228753Smm FILE_EA_LENGTH, 232228753Smm FILE_EA_OFFSET, 233228753Smm FILE_EA_SIZE, 234228753Smm FILE_EA_ENCODING, 235228753Smm FILE_EA_A_CHECKSUM, 236228753Smm FILE_EA_E_CHECKSUM, 237228753Smm FILE_EA_NAME, 238228753Smm FILE_EA_FSTYPE, 239228753Smm FILE_CTIME, 240228753Smm FILE_MTIME, 241228753Smm FILE_ATIME, 242228753Smm FILE_GROUP, 243228753Smm FILE_GID, 244228753Smm FILE_USER, 245228753Smm FILE_UID, 246228753Smm FILE_MODE, 247228753Smm FILE_DEVICE, 248228753Smm FILE_DEVICE_MAJOR, 249228753Smm FILE_DEVICE_MINOR, 250228753Smm FILE_DEVICENO, 251228753Smm FILE_INODE, 252228753Smm FILE_LINK, 253228753Smm FILE_TYPE, 254228753Smm FILE_NAME, 255228753Smm FILE_ACL, 256228753Smm FILE_ACL_DEFAULT, 257228753Smm FILE_ACL_ACCESS, 258228753Smm FILE_ACL_APPLEEXTENDED, 259228753Smm /* BSD file flags. */ 260228753Smm FILE_FLAGS, 261228753Smm FILE_FLAGS_USER_NODUMP, 262228753Smm FILE_FLAGS_USER_IMMUTABLE, 263228753Smm FILE_FLAGS_USER_APPEND, 264228753Smm FILE_FLAGS_USER_OPAQUE, 265228753Smm FILE_FLAGS_USER_NOUNLINK, 266228753Smm FILE_FLAGS_SYS_ARCHIVED, 267228753Smm FILE_FLAGS_SYS_IMMUTABLE, 268228753Smm FILE_FLAGS_SYS_APPEND, 269228753Smm FILE_FLAGS_SYS_NOUNLINK, 270228753Smm FILE_FLAGS_SYS_SNAPSHOT, 271228753Smm /* Linux file flags. */ 272228753Smm FILE_EXT2, 273228753Smm FILE_EXT2_SecureDeletion, 274228753Smm FILE_EXT2_Undelete, 275228753Smm FILE_EXT2_Compress, 276228753Smm FILE_EXT2_Synchronous, 277228753Smm FILE_EXT2_Immutable, 278228753Smm FILE_EXT2_AppendOnly, 279228753Smm FILE_EXT2_NoDump, 280228753Smm FILE_EXT2_NoAtime, 281228753Smm FILE_EXT2_CompDirty, 282228753Smm FILE_EXT2_CompBlock, 283228753Smm FILE_EXT2_NoCompBlock, 284228753Smm FILE_EXT2_CompError, 285228753Smm FILE_EXT2_BTree, 286228753Smm FILE_EXT2_HashIndexed, 287228753Smm FILE_EXT2_iMagic, 288228753Smm FILE_EXT2_Journaled, 289228753Smm FILE_EXT2_NoTail, 290228753Smm FILE_EXT2_DirSync, 291228753Smm FILE_EXT2_TopDir, 292228753Smm FILE_EXT2_Reserved, 293228753Smm UNKNOWN, 294228753Smm}; 295228753Smm 296228753Smmstruct unknown_tag { 297228753Smm struct unknown_tag *next; 298228753Smm struct archive_string name; 299228753Smm}; 300228753Smm 301228753Smmstruct xar { 302228753Smm uint64_t offset; /* Current position in the file. */ 303228753Smm int64_t total; 304228753Smm uint64_t h_base; 305228753Smm int end_of_file; 306228753Smm unsigned char buff[1024*32]; 307228753Smm 308228753Smm enum xmlstatus xmlsts; 309228753Smm enum xmlstatus xmlsts_unknown; 310228753Smm struct unknown_tag *unknowntags; 311228753Smm int base64text; 312228753Smm 313228753Smm /* 314228753Smm * TOC 315228753Smm */ 316228753Smm uint64_t toc_remaining; 317228753Smm uint64_t toc_total; 318228753Smm uint64_t toc_chksum_offset; 319228753Smm uint64_t toc_chksum_size; 320228753Smm 321228753Smm /* 322228753Smm * For Decoding data. 323228753Smm */ 324228753Smm enum enctype rd_encoding; 325228753Smm z_stream stream; 326228753Smm int stream_valid; 327228753Smm#if defined(HAVE_BZLIB_H) && defined(BZ_CONFIG_ERROR) 328228753Smm bz_stream bzstream; 329228753Smm int bzstream_valid; 330228753Smm#endif 331228753Smm#if HAVE_LZMA_H && HAVE_LIBLZMA 332228753Smm lzma_stream lzstream; 333228753Smm int lzstream_valid; 334228753Smm#elif HAVE_LZMADEC_H && HAVE_LIBLZMADEC 335228753Smm lzmadec_stream lzstream; 336228753Smm int lzstream_valid; 337228753Smm#endif 338228753Smm /* 339228753Smm * For Checksum data. 340228753Smm */ 341228753Smm struct chksumwork a_sumwrk; 342228753Smm struct chksumwork e_sumwrk; 343228753Smm 344228753Smm struct xar_file *file; /* current reading file. */ 345228753Smm struct xattr *xattr; /* current reading extended attribute. */ 346228753Smm struct heap_queue file_queue; 347228753Smm struct xar_file *hdlink_orgs; 348228753Smm struct hdlink *hdlink_list; 349228753Smm 350228753Smm int entry_init; 351228753Smm uint64_t entry_total; 352228753Smm uint64_t entry_remaining; 353228753Smm uint64_t entry_size; 354228753Smm enum enctype entry_encoding; 355228753Smm struct chksumval entry_a_sum; 356228753Smm struct chksumval entry_e_sum; 357228753Smm}; 358228753Smm 359228753Smmstruct xmlattr { 360228753Smm struct xmlattr *next; 361228753Smm char *name; 362228753Smm char *value; 363228753Smm}; 364228753Smm 365228753Smmstruct xmlattr_list { 366228753Smm struct xmlattr *first; 367228753Smm struct xmlattr **last; 368228753Smm}; 369228753Smm 370228753Smmstatic int xar_bid(struct archive_read *); 371228753Smmstatic int xar_read_header(struct archive_read *, 372228753Smm struct archive_entry *); 373228753Smmstatic int xar_read_data(struct archive_read *, 374228753Smm const void **, size_t *, off_t *); 375228753Smmstatic int xar_read_data_skip(struct archive_read *); 376228753Smmstatic int xar_cleanup(struct archive_read *); 377228753Smmstatic int move_reading_point(struct archive_read *, uint64_t); 378228753Smmstatic int rd_contents_init(struct archive_read *, 379228753Smm enum enctype, int, int); 380228753Smmstatic int rd_contents(struct archive_read *, const void **, 381228753Smm size_t *, size_t *, uint64_t); 382228753Smmstatic uint64_t atol10(const char *, size_t); 383228753Smmstatic int64_t atol8(const char *, size_t); 384228753Smmstatic size_t atohex(unsigned char *, size_t, const char *, size_t); 385228753Smmstatic time_t parse_time(const char *p, size_t n); 386228753Smmstatic void heap_add_entry(struct heap_queue *, struct xar_file *); 387228753Smmstatic struct xar_file *heap_get_entry(struct heap_queue *); 388228753Smmstatic void add_link(struct xar *, struct xar_file *); 389228753Smmstatic void checksum_init(struct archive_read *, int, int); 390228753Smmstatic void checksum_update(struct archive_read *, const void *, 391228753Smm size_t, const void *, size_t); 392228753Smmstatic int checksum_final(struct archive_read *, const void *, 393228753Smm size_t, const void *, size_t); 394228753Smmstatic int decompression_init(struct archive_read *, enum enctype); 395228753Smmstatic int decompress(struct archive_read *, const void **, 396228753Smm size_t *, const void *, size_t *); 397228753Smmstatic int decompression_cleanup(struct archive_read *); 398228753Smmstatic void xmlattr_cleanup(struct xmlattr_list *); 399228753Smmstatic void file_new(struct xar *, struct xmlattr_list *); 400228753Smmstatic void file_free(struct xar_file *); 401228753Smmstatic void xattr_new(struct xar *, struct xmlattr_list *); 402228753Smmstatic void xattr_free(struct xattr *); 403228753Smmstatic int getencoding(struct xmlattr_list *); 404228753Smmstatic int getsumalgorithm(struct xmlattr_list *); 405228753Smmstatic void unknowntag_start(struct xar *, const char *); 406228753Smmstatic void unknowntag_end(struct xar *, const char *); 407228753Smmstatic void xml_start(void *, const char *, struct xmlattr_list *); 408228753Smmstatic void xml_end(void *, const char *); 409228753Smmstatic void xml_data(void *, const char *, int); 410228753Smmstatic int xml_parse_file_flags(struct xar *, const char *); 411228753Smmstatic int xml_parse_file_ext2(struct xar *, const char *); 412228753Smm#if defined(HAVE_LIBXML_XMLREADER_H) 413228753Smmstatic int xml2_xmlattr_setup(struct xmlattr_list *, xmlTextReaderPtr); 414228753Smmstatic int xml2_read_cb(void *, char *, int); 415228753Smmstatic int xml2_close_cb(void *); 416228753Smmstatic void xml2_error_hdr(void *, const char *, xmlParserSeverities, 417228753Smm xmlTextReaderLocatorPtr); 418228753Smmstatic int xml2_read_toc(struct archive_read *); 419228753Smm#elif defined(HAVE_BSDXML_H) || defined(HAVE_EXPAT_H) 420228753Smmstatic void expat_xmlattr_setup(struct xmlattr_list *, const XML_Char **); 421228753Smmstatic void expat_start_cb(void *, const XML_Char *, const XML_Char **); 422228753Smmstatic void expat_end_cb(void *, const XML_Char *); 423228753Smmstatic void expat_data_cb(void *, const XML_Char *, int); 424228753Smmstatic int expat_read_toc(struct archive_read *); 425228753Smm#endif 426228753Smm 427228753Smmint 428228753Smmarchive_read_support_format_xar(struct archive *_a) 429228753Smm{ 430228753Smm struct xar *xar; 431228753Smm struct archive_read *a = (struct archive_read *)_a; 432228753Smm int r; 433228753Smm 434228753Smm xar = (struct xar *)calloc(1, sizeof(*xar)); 435228753Smm if (xar == NULL) { 436228753Smm archive_set_error(&a->archive, ENOMEM, 437228753Smm "Can't allocate xar data"); 438228753Smm return (ARCHIVE_FATAL); 439228753Smm } 440228753Smm 441228753Smm r = __archive_read_register_format(a, 442228753Smm xar, 443228753Smm "xar", 444228753Smm xar_bid, 445228753Smm NULL, 446228753Smm xar_read_header, 447228753Smm xar_read_data, 448228753Smm xar_read_data_skip, 449228753Smm xar_cleanup); 450228753Smm if (r != ARCHIVE_OK) 451228753Smm free(xar); 452228753Smm return (r); 453228753Smm} 454228753Smm 455228753Smmstatic int 456228753Smmxar_bid(struct archive_read *a) 457228753Smm{ 458228753Smm const unsigned char *b; 459228753Smm int bid; 460228753Smm 461228753Smm b = __archive_read_ahead(a, HEADER_SIZE, NULL); 462228753Smm if (b == NULL) 463228753Smm return (-1); 464228753Smm 465228753Smm bid = 0; 466228753Smm /* 467228753Smm * Verify magic code 468228753Smm */ 469228753Smm if (archive_be32dec(b) != HEADER_MAGIC) 470228753Smm return (0); 471228753Smm bid += 32; 472228753Smm /* 473228753Smm * Verify header size 474228753Smm */ 475228753Smm if (archive_be16dec(b+4) != HEADER_SIZE) 476228753Smm return (0); 477228753Smm bid += 16; 478228753Smm /* 479228753Smm * Verify header version 480228753Smm */ 481228753Smm if (archive_be16dec(b+6) != HEADER_VERSION) 482228753Smm return (0); 483228753Smm bid += 16; 484228753Smm /* 485228753Smm * Verify type of checksum 486228753Smm */ 487228753Smm switch (archive_be32dec(b+24)) { 488228753Smm case CKSUM_NONE: 489228753Smm case CKSUM_SHA1: 490228753Smm case CKSUM_MD5: 491228753Smm bid += 32; 492228753Smm break; 493228753Smm default: 494228753Smm return (0); 495228753Smm } 496228753Smm 497228753Smm return (bid); 498228753Smm} 499228753Smm 500228753Smmstatic int 501228753Smmread_toc(struct archive_read *a) 502228753Smm{ 503228753Smm struct xar *xar; 504228753Smm struct xar_file *file; 505228753Smm const unsigned char *b; 506228753Smm uint64_t toc_compressed_size; 507228753Smm uint64_t toc_uncompressed_size; 508228753Smm uint32_t toc_chksum_alg; 509228753Smm ssize_t bytes; 510228753Smm int r; 511228753Smm 512228753Smm xar = (struct xar *)(a->format->data); 513228753Smm 514228753Smm /* 515228753Smm * Read xar header. 516228753Smm */ 517228753Smm b = __archive_read_ahead(a, HEADER_SIZE, &bytes); 518228753Smm if (bytes < 0) 519228753Smm return ((int)bytes); 520228753Smm if (bytes < HEADER_SIZE) { 521228753Smm archive_set_error(&a->archive, 522228753Smm ARCHIVE_ERRNO_FILE_FORMAT, 523228753Smm "Truncated archive header"); 524228753Smm return (ARCHIVE_FATAL); 525228753Smm } 526228753Smm 527228753Smm if (archive_be32dec(b) != HEADER_MAGIC) { 528228753Smm archive_set_error(&a->archive, 529228753Smm ARCHIVE_ERRNO_FILE_FORMAT, 530228753Smm "Invalid header magic"); 531228753Smm return (ARCHIVE_FATAL); 532228753Smm } 533228753Smm if (archive_be16dec(b+6) != HEADER_VERSION) { 534228753Smm archive_set_error(&a->archive, 535228753Smm ARCHIVE_ERRNO_FILE_FORMAT, 536228753Smm "Unsupported header version(%d)", 537228753Smm archive_be16dec(b+6)); 538228753Smm return (ARCHIVE_FATAL); 539228753Smm } 540228753Smm toc_compressed_size = archive_be64dec(b+8); 541228753Smm xar->toc_remaining = toc_compressed_size; 542228753Smm toc_uncompressed_size = archive_be64dec(b+16); 543228753Smm toc_chksum_alg = archive_be32dec(b+24); 544228753Smm __archive_read_consume(a, HEADER_SIZE); 545228753Smm xar->offset += HEADER_SIZE; 546228753Smm xar->toc_total = 0; 547228753Smm 548228753Smm /* 549228753Smm * Read TOC(Table of Contents). 550228753Smm */ 551228753Smm /* Initialize reading contents. */ 552228753Smm r = move_reading_point(a, HEADER_SIZE); 553228753Smm if (r != ARCHIVE_OK) 554228753Smm return (r); 555228753Smm r = rd_contents_init(a, GZIP, toc_chksum_alg, CKSUM_NONE); 556228753Smm if (r != ARCHIVE_OK) 557228753Smm return (r); 558228753Smm 559228753Smm#ifdef HAVE_LIBXML_XMLREADER_H 560228753Smm r = xml2_read_toc(a); 561228753Smm#elif defined(HAVE_BSDXML_H) || defined(HAVE_EXPAT_H) 562228753Smm r = expat_read_toc(a); 563228753Smm#endif 564228753Smm if (r != ARCHIVE_OK) 565228753Smm return (r); 566228753Smm 567228753Smm /* Set 'The HEAP' base. */ 568228753Smm xar->h_base = xar->offset; 569228753Smm if (xar->toc_total != toc_uncompressed_size) { 570228753Smm archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC, 571228753Smm "TOC uncompressed size error"); 572228753Smm return (ARCHIVE_FATAL); 573228753Smm } 574228753Smm 575228753Smm /* 576228753Smm * Checksum TOC 577228753Smm */ 578228753Smm if (toc_chksum_alg != CKSUM_NONE) { 579228753Smm r = move_reading_point(a, xar->toc_chksum_offset); 580228753Smm if (r != ARCHIVE_OK) 581228753Smm return (r); 582228753Smm b = __archive_read_ahead(a, xar->toc_chksum_size, &bytes); 583228753Smm if (bytes < 0) 584228753Smm return ((int)bytes); 585228753Smm if ((uint64_t)bytes < xar->toc_chksum_size) { 586228753Smm archive_set_error(&a->archive, 587228753Smm ARCHIVE_ERRNO_FILE_FORMAT, 588228753Smm "Truncated archive file"); 589228753Smm return (ARCHIVE_FATAL); 590228753Smm } 591228753Smm r = checksum_final(a, b, xar->toc_chksum_size, NULL, 0); 592228753Smm __archive_read_consume(a, xar->toc_chksum_size); 593228753Smm xar->offset += xar->toc_chksum_size; 594228753Smm if (r != ARCHIVE_OK) 595228753Smm return (ARCHIVE_FATAL); 596228753Smm } 597228753Smm 598228753Smm /* 599228753Smm * Connect hardlinked files. 600228753Smm */ 601228753Smm for (file = xar->hdlink_orgs; file != NULL; file = file->hdnext) { 602228753Smm struct hdlink **hdlink; 603228753Smm 604228753Smm for (hdlink = &(xar->hdlink_list); *hdlink != NULL; 605228753Smm hdlink = &((*hdlink)->next)) { 606228753Smm if ((*hdlink)->id == file->id) { 607228753Smm struct hdlink *hltmp; 608228753Smm struct xar_file *f2; 609228753Smm int nlink = (*hdlink)->cnt + 1; 610228753Smm 611228753Smm file->nlink = nlink; 612228753Smm for (f2 = (*hdlink)->files; f2 != NULL; 613228753Smm f2 = f2->hdnext) { 614228753Smm f2->nlink = nlink; 615228753Smm archive_string_copy( 616228753Smm &(f2->hardlink), &(file->pathname)); 617228753Smm } 618228753Smm /* Remove resolved files from hdlist_list. */ 619228753Smm hltmp = *hdlink; 620228753Smm *hdlink = hltmp->next; 621228753Smm free(hltmp); 622228753Smm break; 623228753Smm } 624228753Smm } 625228753Smm } 626228753Smm a->archive.archive_format = ARCHIVE_FORMAT_XAR; 627228753Smm a->archive.archive_format_name = "xar"; 628228753Smm 629228753Smm return (ARCHIVE_OK); 630228753Smm} 631228753Smm 632228753Smmstatic int 633228753Smmxar_read_header(struct archive_read *a, struct archive_entry *entry) 634228753Smm{ 635228753Smm struct xar *xar; 636228753Smm struct xar_file *file; 637228753Smm struct xattr *xattr; 638228753Smm int r; 639228753Smm 640228753Smm xar = (struct xar *)(a->format->data); 641228753Smm 642228753Smm if (xar->offset == 0) { 643228753Smm /* Read TOC. */ 644228753Smm r = read_toc(a); 645228753Smm if (r != ARCHIVE_OK) 646228753Smm return (r); 647228753Smm } 648228753Smm 649228753Smm for (;;) { 650228753Smm file = xar->file = heap_get_entry(&(xar->file_queue)); 651228753Smm if (file == NULL) { 652228753Smm xar->end_of_file = 1; 653228753Smm return (ARCHIVE_EOF); 654228753Smm } 655228753Smm if ((file->mode & AE_IFMT) != AE_IFDIR) 656228753Smm break; 657228753Smm if (file->has != (HAS_PATHNAME | HAS_TYPE)) 658228753Smm break; 659228753Smm /* 660228753Smm * If a file type is a directory and it does not have 661228753Smm * any metadata, do not export. 662228753Smm */ 663228753Smm file_free(file); 664228753Smm } 665228753Smm archive_entry_set_atime(entry, file->atime, 0); 666228753Smm archive_entry_set_ctime(entry, file->ctime, 0); 667228753Smm archive_entry_set_mtime(entry, file->mtime, 0); 668228753Smm archive_entry_set_gid(entry, file->gid); 669228753Smm if (file->gname.length > 0) 670228753Smm archive_entry_update_gname_utf8(entry, file->gname.s); 671228753Smm archive_entry_set_uid(entry, file->uid); 672228753Smm if (file->uname.length > 0) 673228753Smm archive_entry_update_uname_utf8(entry, file->uname.s); 674228753Smm archive_entry_set_mode(entry, file->mode); 675228753Smm archive_entry_update_pathname_utf8(entry, file->pathname.s); 676228753Smm if (file->symlink.length > 0) 677228753Smm archive_entry_update_symlink_utf8(entry, file->symlink.s); 678228753Smm /* Set proper nlink. */ 679228753Smm if ((file->mode & AE_IFMT) == AE_IFDIR) 680228753Smm archive_entry_set_nlink(entry, file->subdirs + 2); 681228753Smm else 682228753Smm archive_entry_set_nlink(entry, file->nlink); 683228753Smm archive_entry_set_size(entry, file->size); 684228753Smm if (archive_strlen(&(file->hardlink)) > 0) 685228753Smm archive_entry_update_hardlink_utf8(entry, 686228753Smm file->hardlink.s); 687228753Smm archive_entry_set_ino64(entry, file->ino64); 688228753Smm if (file->has & HAS_DEV) 689228753Smm archive_entry_set_dev(entry, file->dev); 690228753Smm if (file->has & HAS_DEVMAJOR) 691228753Smm archive_entry_set_devmajor(entry, file->devmajor); 692228753Smm if (file->has & HAS_DEVMINOR) 693228753Smm archive_entry_set_devminor(entry, file->devminor); 694228753Smm if (archive_strlen(&(file->fflags_text)) > 0) 695228753Smm archive_entry_copy_fflags_text(entry, file->fflags_text.s); 696228753Smm 697228753Smm xar->entry_init = 1; 698228753Smm xar->entry_total = 0; 699228753Smm xar->entry_remaining = file->length; 700228753Smm xar->entry_size = file->size; 701228753Smm xar->entry_encoding = file->encoding; 702228753Smm xar->entry_a_sum = file->a_sum; 703228753Smm xar->entry_e_sum = file->e_sum; 704228753Smm /* 705228753Smm * Read extended attributes. 706228753Smm */ 707228753Smm r = ARCHIVE_OK; 708228753Smm xattr = file->xattr_list; 709228753Smm while (xattr != NULL) { 710228753Smm const void *d; 711228753Smm size_t outbytes, used; 712228753Smm 713228753Smm r = move_reading_point(a, xattr->offset); 714228753Smm if (r != ARCHIVE_OK) 715228753Smm break; 716228753Smm r = rd_contents_init(a, xattr->encoding, 717228753Smm xattr->a_sum.alg, xattr->e_sum.alg); 718228753Smm if (r != ARCHIVE_OK) 719228753Smm break; 720228753Smm d = NULL; 721228753Smm r = rd_contents(a, &d, &outbytes, &used, xattr->length); 722228753Smm if (r != ARCHIVE_OK) 723228753Smm break; 724228753Smm if (outbytes != xattr->size) { 725228753Smm archive_set_error(&(a->archive), ARCHIVE_ERRNO_MISC, 726228753Smm "Decompressed size error"); 727228753Smm r = ARCHIVE_FATAL; 728228753Smm break; 729228753Smm } 730228753Smm r = checksum_final(a, 731228753Smm xattr->a_sum.val, xattr->a_sum.len, 732228753Smm xattr->e_sum.val, xattr->e_sum.len); 733228753Smm if (r != ARCHIVE_OK) 734228753Smm break; 735228753Smm archive_entry_xattr_add_entry(entry, 736228753Smm xattr->name.s, d, outbytes); 737228753Smm xattr = xattr->next; 738228753Smm } 739228753Smm if (r != ARCHIVE_OK) { 740228753Smm file_free(file); 741228753Smm return (r); 742228753Smm } 743228753Smm 744228753Smm if (xar->entry_remaining > 0) 745228753Smm /* Move reading point to the beginning of current 746228753Smm * file contents. */ 747228753Smm r = move_reading_point(a, file->offset); 748228753Smm else 749228753Smm r = ARCHIVE_OK; 750228753Smm 751228753Smm file_free(file); 752228753Smm return (r); 753228753Smm} 754228753Smm 755228753Smmstatic int 756228753Smmxar_read_data(struct archive_read *a, 757228753Smm const void **buff, size_t *size, off_t *offset) 758228753Smm{ 759228753Smm struct xar *xar; 760228753Smm size_t used; 761228753Smm int r; 762228753Smm 763228753Smm xar = (struct xar *)(a->format->data); 764228753Smm if (xar->end_of_file || xar->entry_remaining <= 0) { 765228753Smm r = ARCHIVE_EOF; 766228753Smm goto abort_read_data; 767228753Smm } 768228753Smm 769228753Smm if (xar->entry_init) { 770228753Smm r = rd_contents_init(a, xar->entry_encoding, 771228753Smm xar->entry_a_sum.alg, xar->entry_e_sum.alg); 772228753Smm if (r != ARCHIVE_OK) { 773228753Smm xar->entry_remaining = 0; 774228753Smm return (r); 775228753Smm } 776228753Smm xar->entry_init = 0; 777228753Smm } 778228753Smm 779228753Smm *buff = NULL; 780228753Smm r = rd_contents(a, buff, size, &used, xar->entry_remaining); 781228753Smm if (r != ARCHIVE_OK) 782228753Smm goto abort_read_data; 783228753Smm 784228753Smm *offset = xar->entry_total; 785228753Smm xar->entry_total += *size; 786228753Smm xar->total += *size; 787228753Smm xar->offset += used; 788228753Smm xar->entry_remaining -= used; 789228753Smm __archive_read_consume(a, used); 790228753Smm 791228753Smm if (xar->entry_remaining == 0) { 792228753Smm if (xar->entry_total != xar->entry_size) { 793228753Smm archive_set_error(&(a->archive), ARCHIVE_ERRNO_MISC, 794228753Smm "Decompressed size error"); 795228753Smm r = ARCHIVE_FATAL; 796228753Smm goto abort_read_data; 797228753Smm } 798228753Smm r = checksum_final(a, 799228753Smm xar->entry_a_sum.val, xar->entry_a_sum.len, 800228753Smm xar->entry_e_sum.val, xar->entry_e_sum.len); 801228753Smm if (r != ARCHIVE_OK) 802228753Smm goto abort_read_data; 803228753Smm } 804228753Smm 805228753Smm return (ARCHIVE_OK); 806228753Smmabort_read_data: 807228753Smm *buff = NULL; 808228753Smm *size = 0; 809228753Smm *offset = xar->total; 810228753Smm return (r); 811228753Smm} 812228753Smm 813228753Smmstatic int 814228753Smmxar_read_data_skip(struct archive_read *a) 815228753Smm{ 816228753Smm struct xar *xar; 817228753Smm int64_t bytes_skipped; 818228753Smm 819228753Smm xar = (struct xar *)(a->format->data); 820228753Smm if (xar->end_of_file) 821228753Smm return (ARCHIVE_EOF); 822228753Smm bytes_skipped = __archive_read_skip(a, xar->entry_remaining); 823228753Smm if (bytes_skipped < 0) 824228753Smm return (ARCHIVE_FATAL); 825228753Smm xar->offset += bytes_skipped; 826228753Smm return (ARCHIVE_OK); 827228753Smm} 828228753Smm 829228753Smmstatic int 830228753Smmxar_cleanup(struct archive_read *a) 831228753Smm{ 832228753Smm struct xar *xar; 833228753Smm struct hdlink *hdlink; 834228753Smm int i; 835228753Smm int r; 836228753Smm 837228753Smm xar = (struct xar *)(a->format->data); 838228753Smm r = decompression_cleanup(a); 839228753Smm hdlink = xar->hdlink_list; 840228753Smm while (hdlink != NULL) { 841228753Smm struct hdlink *next = hdlink->next; 842228753Smm 843228753Smm free(hdlink); 844228753Smm hdlink = next; 845228753Smm } 846228753Smm for (i = 0; i < xar->file_queue.used; i++) 847228753Smm file_free(xar->file_queue.files[i]); 848228753Smm while (xar->unknowntags != NULL) { 849228753Smm struct unknown_tag *tag; 850228753Smm 851228753Smm tag = xar->unknowntags; 852228753Smm xar->unknowntags = tag->next; 853228753Smm archive_string_free(&(tag->name)); 854228753Smm free(tag); 855228753Smm } 856228753Smm free(xar); 857228753Smm a->format->data = NULL; 858228753Smm return (r); 859228753Smm} 860228753Smm 861228753Smmstatic int 862228753Smmmove_reading_point(struct archive_read *a, uint64_t offset) 863228753Smm{ 864228753Smm struct xar *xar; 865228753Smm 866228753Smm xar = (struct xar *)(a->format->data); 867228753Smm if (xar->offset - xar->h_base != offset) { 868228753Smm /* Seek forward to the start of file contents. */ 869228753Smm int64_t step; 870228753Smm 871228753Smm step = offset - (xar->offset - xar->h_base); 872228753Smm if (step > 0) { 873228753Smm step = __archive_read_skip(a, step); 874228753Smm if (step < 0) 875228753Smm return ((int)step); 876228753Smm xar->offset += step; 877228753Smm } else { 878228753Smm archive_set_error(&(a->archive), 879228753Smm ARCHIVE_ERRNO_MISC, 880228753Smm "Cannot seek."); 881228753Smm return (ARCHIVE_FAILED); 882228753Smm } 883228753Smm } 884228753Smm return (ARCHIVE_OK); 885228753Smm} 886228753Smm 887228753Smmstatic int 888228753Smmrd_contents_init(struct archive_read *a, enum enctype encoding, 889228753Smm int a_sum_alg, int e_sum_alg) 890228753Smm{ 891228753Smm int r; 892228753Smm 893228753Smm /* Init decompress library. */ 894228753Smm if ((r = decompression_init(a, encoding)) != ARCHIVE_OK) 895228753Smm return (r); 896228753Smm /* Init checksum library. */ 897228753Smm checksum_init(a, a_sum_alg, e_sum_alg); 898228753Smm return (ARCHIVE_OK); 899228753Smm} 900228753Smm 901228753Smmstatic int 902228753Smmrd_contents(struct archive_read *a, const void **buff, size_t *size, 903228753Smm size_t *used, uint64_t remaining) 904228753Smm{ 905228753Smm const unsigned char *b; 906228753Smm ssize_t bytes; 907228753Smm 908228753Smm /* Get whatever bytes are immediately available. */ 909228753Smm b = __archive_read_ahead(a, 1, &bytes); 910228753Smm if (bytes < 0) 911228753Smm return ((int)bytes); 912228753Smm if (bytes == 0) { 913228753Smm archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC, 914228753Smm "Truncated archive file"); 915228753Smm return (ARCHIVE_FATAL); 916228753Smm } 917228753Smm if ((uint64_t)bytes > remaining) 918228753Smm bytes = (ssize_t)remaining; 919228753Smm 920228753Smm /* 921228753Smm * Decompress contents of file. 922228753Smm */ 923228753Smm *used = bytes; 924228753Smm if (decompress(a, buff, size, b, used) != ARCHIVE_OK) 925228753Smm return (ARCHIVE_FATAL); 926228753Smm 927228753Smm /* 928228753Smm * Update checksum of a compressed data and a extracted data. 929228753Smm */ 930228753Smm checksum_update(a, b, *used, *buff, *size); 931228753Smm 932228753Smm return (ARCHIVE_OK); 933228753Smm} 934228753Smm 935228753Smm/* 936228753Smm * Note that this implementation does not (and should not!) obey 937228753Smm * locale settings; you cannot simply substitute strtol here, since 938228753Smm * it does obey locale. 939228753Smm */ 940228753Smm 941228753Smmstatic uint64_t 942228753Smmatol10(const char *p, size_t char_cnt) 943228753Smm{ 944228753Smm uint64_t l; 945228753Smm int digit; 946228753Smm 947228753Smm l = 0; 948228753Smm digit = *p - '0'; 949228753Smm while (digit >= 0 && digit < 10 && char_cnt-- > 0) { 950228753Smm l = (l * 10) + digit; 951228753Smm digit = *++p - '0'; 952228753Smm } 953228753Smm return (l); 954228753Smm} 955228753Smm 956228753Smmstatic int64_t 957228753Smmatol8(const char *p, size_t char_cnt) 958228753Smm{ 959228753Smm int64_t l; 960228753Smm int digit; 961228753Smm 962228753Smm l = 0; 963228753Smm while (char_cnt-- > 0) { 964228753Smm if (*p >= '0' && *p <= '7') 965228753Smm digit = *p - '0'; 966228753Smm else 967228753Smm break; 968228753Smm p++; 969228753Smm l <<= 3; 970228753Smm l |= digit; 971228753Smm } 972228753Smm return (l); 973228753Smm} 974228753Smm 975228753Smmstatic size_t 976228753Smmatohex(unsigned char *b, size_t bsize, const char *p, size_t psize) 977228753Smm{ 978228753Smm size_t fbsize = bsize; 979228753Smm 980228753Smm while (bsize && psize > 1) { 981228753Smm unsigned char x; 982228753Smm 983228753Smm if (p[0] >= 'a' && p[0] <= 'z') 984228753Smm x = (p[0] - 'a' + 0x0a) << 4; 985228753Smm else if (p[0] >= 'A' && p[0] <= 'Z') 986228753Smm x = (p[0] - 'A' + 0x0a) << 4; 987228753Smm else if (p[0] >= '0' && p[0] <= '9') 988228753Smm x = (p[0] - '0') << 4; 989228753Smm else 990228753Smm return (-1); 991228753Smm if (p[1] >= 'a' && p[1] <= 'z') 992228753Smm x |= p[1] - 'a' + 0x0a; 993228753Smm else if (p[1] >= 'A' && p[1] <= 'Z') 994228753Smm x |= p[1] - 'A' + 0x0a; 995228753Smm else if (p[1] >= '0' && p[1] <= '9') 996228753Smm x |= p[1] - '0'; 997228753Smm else 998228753Smm return (-1); 999228753Smm 1000228753Smm *b++ = x; 1001228753Smm bsize--; 1002228753Smm p += 2; 1003228753Smm psize -= 2; 1004228753Smm } 1005228753Smm return (fbsize - bsize); 1006228753Smm} 1007228753Smm 1008228753Smmstatic time_t 1009228753Smmtime_from_tm(struct tm *t) 1010228753Smm{ 1011228753Smm#if HAVE_TIMEGM 1012228753Smm /* Use platform timegm() if available. */ 1013228753Smm return (timegm(t)); 1014228753Smm#else 1015228753Smm /* Else use direct calculation using POSIX assumptions. */ 1016228753Smm /* First, fix up tm_yday based on the year/month/day. */ 1017228753Smm mktime(t); 1018228753Smm /* Then we can compute timegm() from first principles. */ 1019228753Smm return (t->tm_sec + t->tm_min * 60 + t->tm_hour * 3600 1020228753Smm + t->tm_yday * 86400 + (t->tm_year - 70) * 31536000 1021228753Smm + ((t->tm_year - 69) / 4) * 86400 - 1022228753Smm ((t->tm_year - 1) / 100) * 86400 1023228753Smm + ((t->tm_year + 299) / 400) * 86400); 1024228753Smm#endif 1025228753Smm} 1026228753Smm 1027228753Smmstatic time_t 1028228753Smmparse_time(const char *p, size_t n) 1029228753Smm{ 1030228753Smm struct tm tm; 1031228753Smm time_t t = 0; 1032228753Smm int64_t data; 1033228753Smm 1034228753Smm memset(&tm, 0, sizeof(tm)); 1035228753Smm if (n != 20) 1036228753Smm return (t); 1037228753Smm data = atol10(p, 4); 1038228753Smm if (data < 1900) 1039228753Smm return (t); 1040228753Smm tm.tm_year = (int)data - 1900; 1041228753Smm p += 4; 1042228753Smm if (*p++ != '-') 1043228753Smm return (t); 1044228753Smm data = atol10(p, 2); 1045228753Smm if (data < 1 || data > 12) 1046228753Smm return (t); 1047228753Smm tm.tm_mon = (int)data -1; 1048228753Smm p += 2; 1049228753Smm if (*p++ != '-') 1050228753Smm return (t); 1051228753Smm data = atol10(p, 2); 1052228753Smm if (data < 1 || data > 31) 1053228753Smm return (t); 1054228753Smm tm.tm_mday = (int)data; 1055228753Smm p += 2; 1056228753Smm if (*p++ != 'T') 1057228753Smm return (t); 1058228753Smm data = atol10(p, 2); 1059228753Smm if (data < 0 || data > 23) 1060228753Smm return (t); 1061228753Smm tm.tm_hour = (int)data; 1062228753Smm p += 2; 1063228753Smm if (*p++ != ':') 1064228753Smm return (t); 1065228753Smm data = atol10(p, 2); 1066228753Smm if (data < 0 || data > 59) 1067228753Smm return (t); 1068228753Smm tm.tm_min = (int)data; 1069228753Smm p += 2; 1070228753Smm if (*p++ != ':') 1071228753Smm return (t); 1072228753Smm data = atol10(p, 2); 1073228753Smm if (data < 0 || data > 60) 1074228753Smm return (t); 1075228753Smm tm.tm_sec = (int)data; 1076228753Smm#if 0 1077228753Smm p += 2; 1078228753Smm if (*p != 'Z') 1079228753Smm return (t); 1080228753Smm#endif 1081228753Smm 1082228753Smm t = time_from_tm(&tm); 1083228753Smm 1084228753Smm return (t); 1085228753Smm} 1086228753Smm 1087228753Smmstatic void 1088228753Smmheap_add_entry(struct heap_queue *heap, struct xar_file *file) 1089228753Smm{ 1090228753Smm uint64_t file_id, parent_id; 1091228753Smm int hole, parent; 1092228753Smm 1093228753Smm /* Expand our pending files list as necessary. */ 1094228753Smm if (heap->used >= heap->allocated) { 1095228753Smm struct xar_file **new_pending_files; 1096228753Smm int new_size = heap->allocated * 2; 1097228753Smm 1098228753Smm if (heap->allocated < 1024) 1099228753Smm new_size = 1024; 1100228753Smm /* Overflow might keep us from growing the list. */ 1101228753Smm if (new_size <= heap->allocated) 1102228753Smm __archive_errx(1, "Out of memory"); 1103228753Smm new_pending_files = (struct xar_file **) 1104228753Smm malloc(new_size * sizeof(new_pending_files[0])); 1105228753Smm if (new_pending_files == NULL) 1106228753Smm __archive_errx(1, "Out of memory"); 1107228753Smm memcpy(new_pending_files, heap->files, 1108228753Smm heap->allocated * sizeof(new_pending_files[0])); 1109228753Smm if (heap->files != NULL) 1110228753Smm free(heap->files); 1111228753Smm heap->files = new_pending_files; 1112228753Smm heap->allocated = new_size; 1113228753Smm } 1114228753Smm 1115228753Smm file_id = file->id; 1116228753Smm 1117228753Smm /* 1118228753Smm * Start with hole at end, walk it up tree to find insertion point. 1119228753Smm */ 1120228753Smm hole = heap->used++; 1121228753Smm while (hole > 0) { 1122228753Smm parent = (hole - 1)/2; 1123228753Smm parent_id = heap->files[parent]->id; 1124228753Smm if (file_id >= parent_id) { 1125228753Smm heap->files[hole] = file; 1126228753Smm return; 1127228753Smm } 1128228753Smm // Move parent into hole <==> move hole up tree. 1129228753Smm heap->files[hole] = heap->files[parent]; 1130228753Smm hole = parent; 1131228753Smm } 1132228753Smm heap->files[0] = file; 1133228753Smm} 1134228753Smm 1135228753Smmstatic struct xar_file * 1136228753Smmheap_get_entry(struct heap_queue *heap) 1137228753Smm{ 1138228753Smm uint64_t a_id, b_id, c_id; 1139228753Smm int a, b, c; 1140228753Smm struct xar_file *r, *tmp; 1141228753Smm 1142228753Smm if (heap->used < 1) 1143228753Smm return (NULL); 1144228753Smm 1145228753Smm /* 1146228753Smm * The first file in the list is the earliest; we'll return this. 1147228753Smm */ 1148228753Smm r = heap->files[0]; 1149228753Smm 1150228753Smm /* 1151228753Smm * Move the last item in the heap to the root of the tree 1152228753Smm */ 1153228753Smm heap->files[0] = heap->files[--(heap->used)]; 1154228753Smm 1155228753Smm /* 1156228753Smm * Rebalance the heap. 1157228753Smm */ 1158228753Smm a = 0; // Starting element and its heap key 1159228753Smm a_id = heap->files[a]->id; 1160228753Smm for (;;) { 1161228753Smm b = a + a + 1; // First child 1162228753Smm if (b >= heap->used) 1163228753Smm return (r); 1164228753Smm b_id = heap->files[b]->id; 1165228753Smm c = b + 1; // Use second child if it is smaller. 1166228753Smm if (c < heap->used) { 1167228753Smm c_id = heap->files[c]->id; 1168228753Smm if (c_id < b_id) { 1169228753Smm b = c; 1170228753Smm b_id = c_id; 1171228753Smm } 1172228753Smm } 1173228753Smm if (a_id <= b_id) 1174228753Smm return (r); 1175228753Smm tmp = heap->files[a]; 1176228753Smm heap->files[a] = heap->files[b]; 1177228753Smm heap->files[b] = tmp; 1178228753Smm a = b; 1179228753Smm } 1180228753Smm} 1181228753Smm 1182228753Smmstatic void 1183228753Smmadd_link(struct xar *xar, struct xar_file *file) 1184228753Smm{ 1185228753Smm struct hdlink *hdlink; 1186228753Smm 1187228753Smm for (hdlink = xar->hdlink_list; hdlink != NULL; hdlink = hdlink->next) { 1188228753Smm if (hdlink->id == file->link) { 1189228753Smm file->hdnext = hdlink->files; 1190228753Smm hdlink->cnt++; 1191228753Smm hdlink->files = file; 1192228753Smm return; 1193228753Smm } 1194228753Smm } 1195228753Smm hdlink = malloc(sizeof(*hdlink)); 1196228753Smm if (hdlink == NULL) 1197228753Smm __archive_errx(1, "No memory for add_link()"); 1198228753Smm file->hdnext = NULL; 1199228753Smm hdlink->id = file->link; 1200228753Smm hdlink->cnt = 1; 1201228753Smm hdlink->files = file; 1202228753Smm hdlink->next = xar->hdlink_list; 1203228753Smm xar->hdlink_list = hdlink; 1204228753Smm} 1205228753Smm 1206228753Smmstatic void 1207228753Smm_checksum_init(struct chksumwork *sumwrk, int sum_alg) 1208228753Smm{ 1209228753Smm sumwrk->alg = sum_alg; 1210228753Smm switch (sum_alg) { 1211228753Smm case CKSUM_NONE: 1212228753Smm break; 1213228753Smm case CKSUM_SHA1: 1214228753Smm archive_sha1_init(&(sumwrk->sha1ctx)); 1215228753Smm break; 1216228753Smm case CKSUM_MD5: 1217228753Smm archive_md5_init(&(sumwrk->md5ctx)); 1218228753Smm break; 1219228753Smm } 1220228753Smm} 1221228753Smm 1222228753Smmstatic void 1223228753Smm_checksum_update(struct chksumwork *sumwrk, const void *buff, size_t size) 1224228753Smm{ 1225228753Smm 1226228753Smm switch (sumwrk->alg) { 1227228753Smm case CKSUM_NONE: 1228228753Smm break; 1229228753Smm case CKSUM_SHA1: 1230228753Smm archive_sha1_update(&(sumwrk->sha1ctx), buff, size); 1231228753Smm break; 1232228753Smm case CKSUM_MD5: 1233228753Smm archive_md5_update(&(sumwrk->md5ctx), buff, size); 1234228753Smm break; 1235228753Smm } 1236228753Smm} 1237228753Smm 1238228753Smmstatic int 1239228753Smm_checksum_final(struct chksumwork *sumwrk, const void *val, size_t len) 1240228753Smm{ 1241228753Smm unsigned char sum[MAX_SUM_SIZE]; 1242228753Smm int r = ARCHIVE_OK; 1243228753Smm 1244228753Smm switch (sumwrk->alg) { 1245228753Smm case CKSUM_NONE: 1246228753Smm break; 1247228753Smm case CKSUM_SHA1: 1248228753Smm archive_sha1_final(&(sumwrk->sha1ctx), sum); 1249228753Smm if (len != SHA1_SIZE || 1250228753Smm memcmp(val, sum, SHA1_SIZE) != 0) 1251228753Smm r = ARCHIVE_FAILED; 1252228753Smm break; 1253228753Smm case CKSUM_MD5: 1254228753Smm archive_md5_final(&(sumwrk->md5ctx), sum); 1255228753Smm if (len != MD5_SIZE || 1256228753Smm memcmp(val, sum, MD5_SIZE) != 0) 1257228753Smm r = ARCHIVE_FAILED; 1258228753Smm break; 1259228753Smm } 1260228753Smm return (r); 1261228753Smm} 1262228753Smm 1263228753Smmstatic void 1264228753Smmchecksum_init(struct archive_read *a, int a_sum_alg, int e_sum_alg) 1265228753Smm{ 1266228753Smm struct xar *xar; 1267228753Smm 1268228753Smm xar = (struct xar *)(a->format->data); 1269228753Smm _checksum_init(&(xar->a_sumwrk), a_sum_alg); 1270228753Smm _checksum_init(&(xar->e_sumwrk), e_sum_alg); 1271228753Smm} 1272228753Smm 1273228753Smmstatic void 1274228753Smmchecksum_update(struct archive_read *a, const void *abuff, size_t asize, 1275228753Smm const void *ebuff, size_t esize) 1276228753Smm{ 1277228753Smm struct xar *xar; 1278228753Smm 1279228753Smm xar = (struct xar *)(a->format->data); 1280228753Smm _checksum_update(&(xar->a_sumwrk), abuff, asize); 1281228753Smm _checksum_update(&(xar->e_sumwrk), ebuff, esize); 1282228753Smm} 1283228753Smm 1284228753Smmstatic int 1285228753Smmchecksum_final(struct archive_read *a, const void *a_sum_val, 1286228753Smm size_t a_sum_len, const void *e_sum_val, size_t e_sum_len) 1287228753Smm{ 1288228753Smm struct xar *xar; 1289228753Smm int r; 1290228753Smm 1291228753Smm xar = (struct xar *)(a->format->data); 1292228753Smm r = _checksum_final(&(xar->a_sumwrk), a_sum_val, a_sum_len); 1293228753Smm if (r == ARCHIVE_OK) 1294228753Smm r = _checksum_final(&(xar->e_sumwrk), e_sum_val, e_sum_len); 1295228753Smm if (r != ARCHIVE_OK) 1296228753Smm archive_set_error(&(a->archive), ARCHIVE_ERRNO_MISC, 1297228753Smm "Sumcheck error"); 1298228753Smm return (r); 1299228753Smm} 1300228753Smm 1301228753Smmstatic int 1302228753Smmdecompression_init(struct archive_read *a, enum enctype encoding) 1303228753Smm{ 1304228753Smm struct xar *xar; 1305228753Smm const char *detail; 1306228753Smm int r; 1307228753Smm 1308228753Smm xar = (struct xar *)(a->format->data); 1309228753Smm xar->rd_encoding = encoding; 1310228753Smm switch (encoding) { 1311228753Smm case NONE: 1312228753Smm break; 1313228753Smm case GZIP: 1314228753Smm if (xar->stream_valid) 1315228753Smm r = inflateReset(&(xar->stream)); 1316228753Smm else 1317228753Smm r = inflateInit(&(xar->stream)); 1318228753Smm if (r != Z_OK) { 1319228753Smm archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC, 1320228753Smm "Couldn't initialize zlib stream."); 1321228753Smm return (ARCHIVE_FATAL); 1322228753Smm } 1323228753Smm xar->stream_valid = 1; 1324228753Smm xar->stream.total_in = 0; 1325228753Smm xar->stream.total_out = 0; 1326228753Smm break; 1327228753Smm#if defined(HAVE_BZLIB_H) && defined(BZ_CONFIG_ERROR) 1328228753Smm case BZIP2: 1329228753Smm if (xar->bzstream_valid) { 1330228753Smm BZ2_bzDecompressEnd(&(xar->bzstream)); 1331228753Smm xar->bzstream_valid = 0; 1332228753Smm } 1333228753Smm r = BZ2_bzDecompressInit(&(xar->bzstream), 0, 0); 1334228753Smm if (r == BZ_MEM_ERROR) 1335228753Smm r = BZ2_bzDecompressInit(&(xar->bzstream), 0, 1); 1336228753Smm if (r != BZ_OK) { 1337228753Smm int err = ARCHIVE_ERRNO_MISC; 1338228753Smm detail = NULL; 1339228753Smm switch (r) { 1340228753Smm case BZ_PARAM_ERROR: 1341228753Smm detail = "invalid setup parameter"; 1342228753Smm break; 1343228753Smm case BZ_MEM_ERROR: 1344228753Smm err = ENOMEM; 1345228753Smm detail = "out of memory"; 1346228753Smm break; 1347228753Smm case BZ_CONFIG_ERROR: 1348228753Smm detail = "mis-compiled library"; 1349228753Smm break; 1350228753Smm } 1351228753Smm archive_set_error(&a->archive, err, 1352228753Smm "Internal error initializing decompressor: %s", 1353228753Smm detail == NULL ? "??" : detail); 1354228753Smm xar->bzstream_valid = 0; 1355228753Smm return (ARCHIVE_FATAL); 1356228753Smm } 1357228753Smm xar->bzstream_valid = 1; 1358228753Smm xar->bzstream.total_in_lo32 = 0; 1359228753Smm xar->bzstream.total_in_hi32 = 0; 1360228753Smm xar->bzstream.total_out_lo32 = 0; 1361228753Smm xar->bzstream.total_out_hi32 = 0; 1362228753Smm break; 1363228753Smm#endif 1364228753Smm#if defined(HAVE_LZMA_H) && defined(HAVE_LIBLZMA) 1365228753Smm case XZ: 1366228753Smm case LZMA: 1367228753Smm if (xar->lzstream_valid) { 1368228753Smm lzma_end(&(xar->lzstream)); 1369228753Smm xar->lzstream_valid = 0; 1370228753Smm } 1371228753Smm if (xar->entry_encoding == XZ) 1372228753Smm r = lzma_stream_decoder(&(xar->lzstream), 1373228753Smm (1U << 30),/* memlimit */ 1374228753Smm LZMA_CONCATENATED); 1375228753Smm else 1376228753Smm r = lzma_alone_decoder(&(xar->lzstream), 1377228753Smm (1U << 30));/* memlimit */ 1378228753Smm if (r != LZMA_OK) { 1379228753Smm switch (r) { 1380228753Smm case LZMA_MEM_ERROR: 1381228753Smm archive_set_error(&a->archive, 1382228753Smm ENOMEM, 1383228753Smm "Internal error initializing " 1384228753Smm "compression library: " 1385228753Smm "Cannot allocate memory"); 1386228753Smm break; 1387228753Smm case LZMA_OPTIONS_ERROR: 1388228753Smm archive_set_error(&a->archive, 1389228753Smm ARCHIVE_ERRNO_MISC, 1390228753Smm "Internal error initializing " 1391228753Smm "compression library: " 1392228753Smm "Invalid or unsupported options"); 1393228753Smm break; 1394228753Smm default: 1395228753Smm archive_set_error(&a->archive, 1396228753Smm ARCHIVE_ERRNO_MISC, 1397228753Smm "Internal error initializing " 1398228753Smm "lzma library"); 1399228753Smm break; 1400228753Smm } 1401228753Smm return (ARCHIVE_FATAL); 1402228753Smm } 1403228753Smm xar->lzstream_valid = 1; 1404228753Smm xar->lzstream.total_in = 0; 1405228753Smm xar->lzstream.total_out = 0; 1406228753Smm break; 1407228753Smm#elif defined(HAVE_LZMADEC_H) && defined(HAVE_LIBLZMADEC) 1408228753Smm case LZMA: 1409228753Smm if (xar->lzstream_valid) 1410228753Smm lzmadec_end(&(xar->lzstream)); 1411228753Smm r = lzmadec_init(&(xar->lzstream)); 1412228753Smm if (r != LZMADEC_OK) { 1413228753Smm switch (r) { 1414228753Smm case LZMADEC_HEADER_ERROR: 1415228753Smm archive_set_error(&a->archive, 1416228753Smm ARCHIVE_ERRNO_MISC, 1417228753Smm "Internal error initializing " 1418228753Smm "compression library: " 1419228753Smm "invalid header"); 1420228753Smm break; 1421228753Smm case LZMADEC_MEM_ERROR: 1422228753Smm archive_set_error(&a->archive, 1423228753Smm ENOMEM, 1424228753Smm "Internal error initializing " 1425228753Smm "compression library: " 1426228753Smm "out of memory"); 1427228753Smm break; 1428228753Smm } 1429228753Smm return (ARCHIVE_FATAL); 1430228753Smm } 1431228753Smm xar->lzstream_valid = 1; 1432228753Smm xar->lzstream.total_in = 0; 1433228753Smm xar->lzstream.total_out = 0; 1434228753Smm break; 1435228753Smm#endif 1436228753Smm /* 1437228753Smm * Unsupported compression. 1438228753Smm */ 1439228753Smm default: 1440228753Smm#if !defined(HAVE_BZLIB_H) || !defined(BZ_CONFIG_ERROR) 1441228753Smm case BZIP2: 1442228753Smm#endif 1443228753Smm#if !defined(HAVE_LZMA_H) || !defined(HAVE_LIBLZMA) 1444228753Smm#if !defined(HAVE_LZMADEC_H) || !defined(HAVE_LIBLZMADEC) 1445228753Smm case LZMA: 1446228753Smm#endif 1447228753Smm case XZ: 1448228753Smm#endif 1449228753Smm switch (xar->entry_encoding) { 1450228753Smm case BZIP2: detail = "bzip2"; break; 1451228753Smm case LZMA: detail = "lzma"; break; 1452228753Smm case XZ: detail = "xz"; break; 1453228753Smm default: detail = "??"; break; 1454228753Smm } 1455228753Smm archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC, 1456228753Smm "%s compression not supported on this platform", 1457228753Smm detail); 1458228753Smm return (ARCHIVE_FAILED); 1459228753Smm } 1460228753Smm return (ARCHIVE_OK); 1461228753Smm} 1462228753Smm 1463228753Smmstatic int 1464228753Smmdecompress(struct archive_read *a, const void **buff, size_t *outbytes, 1465228753Smm const void *b, size_t *used) 1466228753Smm{ 1467228753Smm struct xar *xar; 1468228753Smm void *outbuff; 1469228753Smm size_t avail_in, avail_out; 1470228753Smm int r; 1471228753Smm 1472228753Smm xar = (struct xar *)(a->format->data); 1473228753Smm avail_in = *used; 1474228753Smm outbuff = (void *)(uintptr_t)*buff; 1475228753Smm if (outbuff == NULL) { 1476228753Smm outbuff = xar->buff; 1477228753Smm *buff = outbuff; 1478228753Smm avail_out = sizeof(xar->buff); 1479228753Smm } else 1480228753Smm avail_out = *outbytes; 1481228753Smm switch (xar->rd_encoding) { 1482228753Smm case GZIP: 1483228753Smm xar->stream.next_in = (Bytef *)(uintptr_t)b; 1484228753Smm xar->stream.avail_in = avail_in; 1485228753Smm xar->stream.next_out = (unsigned char *)outbuff; 1486228753Smm xar->stream.avail_out = avail_out; 1487228753Smm r = inflate(&(xar->stream), 0); 1488228753Smm switch (r) { 1489228753Smm case Z_OK: /* Decompressor made some progress.*/ 1490228753Smm case Z_STREAM_END: /* Found end of stream. */ 1491228753Smm break; 1492228753Smm default: 1493228753Smm archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC, 1494228753Smm "File decompression failed (%d)", r); 1495228753Smm return (ARCHIVE_FATAL); 1496228753Smm } 1497228753Smm *used = avail_in - xar->stream.avail_in; 1498228753Smm *outbytes = avail_out - xar->stream.avail_out; 1499228753Smm break; 1500228753Smm#if defined(HAVE_BZLIB_H) && defined(BZ_CONFIG_ERROR) 1501228753Smm case BZIP2: 1502228753Smm xar->bzstream.next_in = (char *)(uintptr_t)b; 1503228753Smm xar->bzstream.avail_in = avail_in; 1504228753Smm xar->bzstream.next_out = (char *)outbuff; 1505228753Smm xar->bzstream.avail_out = avail_out; 1506228753Smm r = BZ2_bzDecompress(&(xar->bzstream)); 1507228753Smm switch (r) { 1508228753Smm case BZ_STREAM_END: /* Found end of stream. */ 1509228753Smm switch (BZ2_bzDecompressEnd(&(xar->bzstream))) { 1510228753Smm case BZ_OK: 1511228753Smm break; 1512228753Smm default: 1513228753Smm archive_set_error(&(a->archive), 1514228753Smm ARCHIVE_ERRNO_MISC, 1515228753Smm "Failed to clean up decompressor"); 1516228753Smm return (ARCHIVE_FATAL); 1517228753Smm } 1518228753Smm xar->bzstream_valid = 0; 1519228753Smm /* FALLTHROUGH */ 1520228753Smm case BZ_OK: /* Decompressor made some progress. */ 1521228753Smm break; 1522228753Smm default: 1523228753Smm archive_set_error(&(a->archive), 1524228753Smm ARCHIVE_ERRNO_MISC, 1525228753Smm "bzip decompression failed"); 1526228753Smm return (ARCHIVE_FATAL); 1527228753Smm } 1528228753Smm *used = avail_in - xar->bzstream.avail_in; 1529228753Smm *outbytes = avail_out - xar->bzstream.avail_out; 1530228753Smm break; 1531228753Smm#endif 1532228753Smm#if defined(HAVE_LZMA_H) && defined(HAVE_LIBLZMA) 1533228753Smm case LZMA: 1534228753Smm case XZ: 1535228753Smm xar->lzstream.next_in = b; 1536228753Smm xar->lzstream.avail_in = avail_in; 1537228753Smm xar->lzstream.next_out = (unsigned char *)outbuff; 1538228753Smm xar->lzstream.avail_out = avail_out; 1539228753Smm r = lzma_code(&(xar->lzstream), LZMA_RUN); 1540228753Smm switch (r) { 1541228753Smm case LZMA_STREAM_END: /* Found end of stream. */ 1542228753Smm lzma_end(&(xar->lzstream)); 1543228753Smm xar->lzstream_valid = 0; 1544228753Smm /* FALLTHROUGH */ 1545228753Smm case LZMA_OK: /* Decompressor made some progress. */ 1546228753Smm break; 1547228753Smm default: 1548228753Smm archive_set_error(&(a->archive), 1549228753Smm ARCHIVE_ERRNO_MISC, 1550228753Smm "%s decompression failed(%d)", 1551228753Smm (xar->entry_encoding == XZ)?"xz":"lzma", 1552228753Smm r); 1553228753Smm return (ARCHIVE_FATAL); 1554228753Smm } 1555228753Smm *used = avail_in - xar->lzstream.avail_in; 1556228753Smm *outbytes = avail_out - xar->lzstream.avail_out; 1557228753Smm break; 1558228753Smm#elif defined(HAVE_LZMADEC_H) && defined(HAVE_LIBLZMADEC) 1559228753Smm case LZMA: 1560228753Smm xar->lzstream.next_in = (unsigned char *)(uintptr_t)b; 1561228753Smm xar->lzstream.avail_in = avail_in; 1562228753Smm xar->lzstream.next_out = (unsigned char *)outbuff; 1563228753Smm xar->lzstream.avail_out = avail_out; 1564228753Smm r = lzmadec_decode(&(xar->lzstream), 0); 1565228753Smm switch (r) { 1566228753Smm case LZMADEC_STREAM_END: /* Found end of stream. */ 1567228753Smm switch (lzmadec_end(&(xar->lzstream))) { 1568228753Smm case LZMADEC_OK: 1569228753Smm break; 1570228753Smm default: 1571228753Smm archive_set_error(&(a->archive), 1572228753Smm ARCHIVE_ERRNO_MISC, 1573228753Smm "Failed to clean up lzmadec decompressor"); 1574228753Smm return (ARCHIVE_FATAL); 1575228753Smm } 1576228753Smm xar->lzstream_valid = 0; 1577228753Smm /* FALLTHROUGH */ 1578228753Smm case LZMADEC_OK: /* Decompressor made some progress. */ 1579228753Smm break; 1580228753Smm default: 1581228753Smm archive_set_error(&(a->archive), 1582228753Smm ARCHIVE_ERRNO_MISC, 1583228753Smm "lzmadec decompression failed(%d)", 1584228753Smm r); 1585228753Smm return (ARCHIVE_FATAL); 1586228753Smm } 1587228753Smm *used = avail_in - xar->lzstream.avail_in; 1588228753Smm *outbytes = avail_out - xar->lzstream.avail_out; 1589228753Smm break; 1590228753Smm#endif 1591228753Smm#if !defined(HAVE_BZLIB_H) || !defined(BZ_CONFIG_ERROR) 1592228753Smm case BZIP2: 1593228753Smm#endif 1594228753Smm#if !defined(HAVE_LZMA_H) || !defined(HAVE_LIBLZMA) 1595228753Smm#if !defined(HAVE_LZMADEC_H) || !defined(HAVE_LIBLZMADEC) 1596228753Smm case LZMA: 1597228753Smm#endif 1598228753Smm case XZ: 1599228753Smm#endif 1600228753Smm case NONE: 1601228753Smm default: 1602228753Smm if (outbuff == xar->buff) { 1603228753Smm *buff = b; 1604228753Smm *used = avail_in; 1605228753Smm *outbytes = avail_in; 1606228753Smm } else { 1607228753Smm if (avail_out > avail_in) 1608228753Smm avail_out = avail_in; 1609228753Smm memcpy(outbuff, b, avail_out); 1610228753Smm *used = avail_out; 1611228753Smm *outbytes = avail_out; 1612228753Smm } 1613228753Smm break; 1614228753Smm } 1615228753Smm return (ARCHIVE_OK); 1616228753Smm} 1617228753Smm 1618228753Smmstatic int 1619228753Smmdecompression_cleanup(struct archive_read *a) 1620228753Smm{ 1621228753Smm struct xar *xar; 1622228753Smm int r; 1623228753Smm 1624228753Smm xar = (struct xar *)(a->format->data); 1625228753Smm r = ARCHIVE_OK; 1626228753Smm if (xar->stream_valid) { 1627228753Smm if (inflateEnd(&(xar->stream)) != Z_OK) { 1628228753Smm archive_set_error(&a->archive, 1629228753Smm ARCHIVE_ERRNO_MISC, 1630228753Smm "Failed to clean up zlib decompressor"); 1631228753Smm r = ARCHIVE_FATAL; 1632228753Smm } 1633228753Smm } 1634228753Smm#if defined(HAVE_BZLIB_H) && defined(BZ_CONFIG_ERROR) 1635228753Smm if (xar->bzstream_valid) { 1636228753Smm if (BZ2_bzDecompressEnd(&(xar->bzstream)) != BZ_OK) { 1637228753Smm archive_set_error(&a->archive, 1638228753Smm ARCHIVE_ERRNO_MISC, 1639228753Smm "Failed to clean up bzip2 decompressor"); 1640228753Smm r = ARCHIVE_FATAL; 1641228753Smm } 1642228753Smm } 1643228753Smm#endif 1644228753Smm#if defined(HAVE_LZMA_H) && defined(HAVE_LIBLZMA) 1645228753Smm if (xar->lzstream_valid) 1646228753Smm lzma_end(&(xar->lzstream)); 1647228753Smm#elif defined(HAVE_LZMA_H) && defined(HAVE_LIBLZMA) 1648228753Smm if (xar->lzstream_valid) { 1649228753Smm if (lzmadec_end(&(xar->lzstream)) != LZMADEC_OK) { 1650228753Smm archive_set_error(&a->archive, 1651228753Smm ARCHIVE_ERRNO_MISC, 1652228753Smm "Failed to clean up lzmadec decompressor"); 1653228753Smm r = ARCHIVE_FATAL; 1654228753Smm } 1655228753Smm } 1656228753Smm#endif 1657228753Smm return (r); 1658228753Smm} 1659228753Smm 1660228753Smmstatic void 1661228753Smmxmlattr_cleanup(struct xmlattr_list *list) 1662228753Smm{ 1663228753Smm struct xmlattr *attr, *next; 1664228753Smm 1665228753Smm attr = list->first; 1666228753Smm while (attr != NULL) { 1667228753Smm next = attr->next; 1668228753Smm free(attr->name); 1669228753Smm free(attr->value); 1670228753Smm free(attr); 1671228753Smm attr = next; 1672228753Smm } 1673228753Smm list->first = NULL; 1674228753Smm list->last = &(list->first); 1675228753Smm} 1676228753Smm 1677228753Smmstatic void 1678228753Smmfile_new(struct xar *xar, struct xmlattr_list *list) 1679228753Smm{ 1680228753Smm struct xar_file *file; 1681228753Smm struct xmlattr *attr; 1682228753Smm 1683228753Smm file = calloc(1, sizeof(*file)); 1684228753Smm if (file == NULL) 1685228753Smm __archive_errx(1, "Out of memory"); 1686228753Smm file->parent = xar->file; 1687228753Smm file->mode = 0777 | AE_IFREG; 1688228753Smm file->atime = time(NULL); 1689228753Smm file->mtime = time(NULL); 1690228753Smm xar->file = file; 1691228753Smm xar->xattr = NULL; 1692228753Smm for (attr = list->first; attr != NULL; attr = attr->next) { 1693228753Smm if (strcmp(attr->name, "id") == 0) 1694228753Smm file->id = atol10(attr->value, strlen(attr->value)); 1695228753Smm } 1696228753Smm file->nlink = 1; 1697228753Smm heap_add_entry(&(xar->file_queue), file); 1698228753Smm} 1699228753Smm 1700228753Smmstatic void 1701228753Smmfile_free(struct xar_file *file) 1702228753Smm{ 1703228753Smm struct xattr *xattr; 1704228753Smm 1705228753Smm archive_string_free(&(file->pathname)); 1706228753Smm archive_string_free(&(file->symlink)); 1707228753Smm archive_string_free(&(file->uname)); 1708228753Smm archive_string_free(&(file->gname)); 1709228753Smm archive_string_free(&(file->hardlink)); 1710228753Smm xattr = file->xattr_list; 1711228753Smm while (xattr != NULL) { 1712228753Smm struct xattr *next; 1713228753Smm 1714228753Smm next = xattr->next; 1715228753Smm xattr_free(xattr); 1716228753Smm xattr = next; 1717228753Smm } 1718228753Smm 1719228753Smm free(file); 1720228753Smm} 1721228753Smm 1722228753Smmstatic void 1723228753Smmxattr_new(struct xar *xar, struct xmlattr_list *list) 1724228753Smm{ 1725228753Smm struct xattr *xattr, **nx; 1726228753Smm struct xmlattr *attr; 1727228753Smm 1728228753Smm xattr = calloc(1, sizeof(*xattr)); 1729228753Smm if (xattr == NULL) 1730228753Smm __archive_errx(1, "Out of memory"); 1731228753Smm xar->xattr = xattr; 1732228753Smm for (attr = list->first; attr != NULL; attr = attr->next) { 1733228753Smm if (strcmp(attr->name, "id") == 0) 1734228753Smm xattr->id = atol10(attr->value, strlen(attr->value)); 1735228753Smm } 1736228753Smm /* Chain to xattr list. */ 1737228753Smm for (nx = &(xar->file->xattr_list); 1738228753Smm *nx != NULL; nx = &((*nx)->next)) { 1739228753Smm if (xattr->id < (*nx)->id) 1740228753Smm break; 1741228753Smm } 1742228753Smm xattr->next = *nx; 1743228753Smm *nx = xattr; 1744228753Smm} 1745228753Smm 1746228753Smmstatic void 1747228753Smmxattr_free(struct xattr *xattr) 1748228753Smm{ 1749228753Smm archive_string_free(&(xattr->name)); 1750228753Smm free(xattr); 1751228753Smm} 1752228753Smm 1753228753Smmstatic int 1754228753Smmgetencoding(struct xmlattr_list *list) 1755228753Smm{ 1756228753Smm struct xmlattr *attr; 1757228753Smm enum enctype encoding = NONE; 1758228753Smm 1759228753Smm for (attr = list->first; attr != NULL; attr = attr->next) { 1760228753Smm if (strcmp(attr->name, "style") == 0) { 1761228753Smm if (strcmp(attr->value, "application/octet-stream") == 0) 1762228753Smm encoding = NONE; 1763228753Smm else if (strcmp(attr->value, "application/x-gzip") == 0) 1764228753Smm encoding = GZIP; 1765228753Smm else if (strcmp(attr->value, "application/x-bzip2") == 0) 1766228753Smm encoding = BZIP2; 1767228753Smm else if (strcmp(attr->value, "application/x-lzma") == 0) 1768228753Smm encoding = LZMA; 1769228753Smm else if (strcmp(attr->value, "application/x-xz") == 0) 1770228753Smm encoding = XZ; 1771228753Smm } 1772228753Smm } 1773228753Smm return (encoding); 1774228753Smm} 1775228753Smm 1776228753Smmstatic int 1777228753Smmgetsumalgorithm(struct xmlattr_list *list) 1778228753Smm{ 1779228753Smm struct xmlattr *attr; 1780228753Smm int alg = CKSUM_NONE; 1781228753Smm 1782228753Smm for (attr = list->first; attr != NULL; attr = attr->next) { 1783228753Smm if (strcmp(attr->name, "style") == 0) { 1784228753Smm const char *v = attr->value; 1785228753Smm if ((v[0] == 'S' || v[0] == 's') && 1786228753Smm (v[1] == 'H' || v[1] == 'h') && 1787228753Smm (v[2] == 'A' || v[2] == 'a') && 1788228753Smm v[3] == '1' && v[4] == '\0') 1789228753Smm alg = CKSUM_SHA1; 1790228753Smm if ((v[0] == 'M' || v[0] == 'm') && 1791228753Smm (v[1] == 'D' || v[1] == 'd') && 1792228753Smm v[2] == '5' && v[3] == '\0') 1793228753Smm alg = CKSUM_MD5; 1794228753Smm } 1795228753Smm } 1796228753Smm return (alg); 1797228753Smm} 1798228753Smm 1799228753Smmstatic void 1800228753Smmunknowntag_start(struct xar *xar, const char *name) 1801228753Smm{ 1802228753Smm struct unknown_tag *tag; 1803228753Smm 1804228753Smm#if DEBUG 1805228753Smm fprintf(stderr, "unknowntag_start:%s\n", name); 1806228753Smm#endif 1807228753Smm tag = malloc(sizeof(*tag)); 1808228753Smm if (tag == NULL) 1809228753Smm __archive_errx(1, "Out of memory"); 1810228753Smm tag->next = xar->unknowntags; 1811228753Smm archive_string_init(&(tag->name)); 1812228753Smm archive_strcpy(&(tag->name), name); 1813228753Smm if (xar->unknowntags == NULL) { 1814228753Smm xar->xmlsts_unknown = xar->xmlsts; 1815228753Smm xar->xmlsts = UNKNOWN; 1816228753Smm } 1817228753Smm xar->unknowntags = tag; 1818228753Smm} 1819228753Smm 1820228753Smmstatic void 1821228753Smmunknowntag_end(struct xar *xar, const char *name) 1822228753Smm{ 1823228753Smm struct unknown_tag *tag; 1824228753Smm 1825228753Smm#if DEBUG 1826228753Smm fprintf(stderr, "unknowntag_end:%s\n", name); 1827228753Smm#endif 1828228753Smm tag = xar->unknowntags; 1829228753Smm if (tag == NULL || name == NULL) 1830228753Smm return; 1831228753Smm if (strcmp(tag->name.s, name) == 0) { 1832228753Smm xar->unknowntags = tag->next; 1833228753Smm archive_string_free(&(tag->name)); 1834228753Smm free(tag); 1835228753Smm if (xar->unknowntags == NULL) 1836228753Smm xar->xmlsts = xar->xmlsts_unknown; 1837228753Smm } 1838228753Smm} 1839228753Smm 1840228753Smmstatic void 1841228753Smmxml_start(void *userData, const char *name, struct xmlattr_list *list) 1842228753Smm{ 1843228753Smm struct archive_read *a; 1844228753Smm struct xar *xar; 1845228753Smm struct xmlattr *attr; 1846228753Smm 1847228753Smm a = (struct archive_read *)userData; 1848228753Smm xar = (struct xar *)(a->format->data); 1849228753Smm 1850228753Smm#if DEBUG 1851228753Smm fprintf(stderr, "xml_sta:[%s]\n", name); 1852228753Smm for (attr = list->first; attr != NULL; attr = attr->next) 1853228753Smm fprintf(stderr, " attr:\"%s\"=\"%s\"\n", 1854228753Smm attr->name, attr->value); 1855228753Smm#endif 1856228753Smm xar->base64text = 0; 1857228753Smm switch (xar->xmlsts) { 1858228753Smm case INIT: 1859228753Smm if (strcmp(name, "xar") == 0) 1860228753Smm xar->xmlsts = XAR; 1861228753Smm else 1862228753Smm unknowntag_start(xar, name); 1863228753Smm break; 1864228753Smm case XAR: 1865228753Smm if (strcmp(name, "toc") == 0) 1866228753Smm xar->xmlsts = TOC; 1867228753Smm else 1868228753Smm unknowntag_start(xar, name); 1869228753Smm break; 1870228753Smm case TOC: 1871228753Smm if (strcmp(name, "creation-time") == 0) 1872228753Smm xar->xmlsts = TOC_CREATION_TIME; 1873228753Smm else if (strcmp(name, "checksum") == 0) 1874228753Smm xar->xmlsts = TOC_CHECKSUM; 1875228753Smm else if (strcmp(name, "file") == 0) { 1876228753Smm file_new(xar, list); 1877228753Smm xar->xmlsts = TOC_FILE; 1878228753Smm } 1879228753Smm else 1880228753Smm unknowntag_start(xar, name); 1881228753Smm break; 1882228753Smm case TOC_CHECKSUM: 1883228753Smm if (strcmp(name, "offset") == 0) 1884228753Smm xar->xmlsts = TOC_CHECKSUM_OFFSET; 1885228753Smm else if (strcmp(name, "size") == 0) 1886228753Smm xar->xmlsts = TOC_CHECKSUM_SIZE; 1887228753Smm else 1888228753Smm unknowntag_start(xar, name); 1889228753Smm break; 1890228753Smm case TOC_FILE: 1891228753Smm if (strcmp(name, "file") == 0) { 1892228753Smm file_new(xar, list); 1893228753Smm } 1894228753Smm else if (strcmp(name, "data") == 0) 1895228753Smm xar->xmlsts = FILE_DATA; 1896228753Smm else if (strcmp(name, "ea") == 0) { 1897228753Smm xattr_new(xar, list); 1898228753Smm xar->xmlsts = FILE_EA; 1899228753Smm } 1900228753Smm else if (strcmp(name, "ctime") == 0) 1901228753Smm xar->xmlsts = FILE_CTIME; 1902228753Smm else if (strcmp(name, "mtime") == 0) 1903228753Smm xar->xmlsts = FILE_MTIME; 1904228753Smm else if (strcmp(name, "atime") == 0) 1905228753Smm xar->xmlsts = FILE_ATIME; 1906228753Smm else if (strcmp(name, "group") == 0) 1907228753Smm xar->xmlsts = FILE_GROUP; 1908228753Smm else if (strcmp(name, "gid") == 0) 1909228753Smm xar->xmlsts = FILE_GID; 1910228753Smm else if (strcmp(name, "user") == 0) 1911228753Smm xar->xmlsts = FILE_USER; 1912228753Smm else if (strcmp(name, "uid") == 0) 1913228753Smm xar->xmlsts = FILE_UID; 1914228753Smm else if (strcmp(name, "mode") == 0) 1915228753Smm xar->xmlsts = FILE_MODE; 1916228753Smm else if (strcmp(name, "device") == 0) 1917228753Smm xar->xmlsts = FILE_DEVICE; 1918228753Smm else if (strcmp(name, "deviceno") == 0) 1919228753Smm xar->xmlsts = FILE_DEVICENO; 1920228753Smm else if (strcmp(name, "inode") == 0) 1921228753Smm xar->xmlsts = FILE_INODE; 1922228753Smm else if (strcmp(name, "link") == 0) 1923228753Smm xar->xmlsts = FILE_LINK; 1924228753Smm else if (strcmp(name, "type") == 0) { 1925228753Smm xar->xmlsts = FILE_TYPE; 1926228753Smm for (attr = list->first; attr != NULL; 1927228753Smm attr = attr->next) { 1928228753Smm if (strcmp(attr->name, "link") != 0) 1929228753Smm continue; 1930228753Smm if (strcmp(attr->value, "original") == 0) { 1931228753Smm xar->file->hdnext = xar->hdlink_orgs; 1932228753Smm xar->hdlink_orgs = xar->file; 1933228753Smm } else { 1934228753Smm xar->file->link = atol10(attr->value, 1935228753Smm strlen(attr->value)); 1936228753Smm if (xar->file->link > 0) 1937228753Smm add_link(xar, xar->file); 1938228753Smm } 1939228753Smm } 1940228753Smm } 1941228753Smm else if (strcmp(name, "name") == 0) { 1942228753Smm xar->xmlsts = FILE_NAME; 1943228753Smm for (attr = list->first; attr != NULL; 1944228753Smm attr = attr->next) { 1945228753Smm if (strcmp(attr->name, "enctype") == 0 && 1946228753Smm strcmp(attr->value, "base64") == 0) 1947228753Smm xar->base64text = 1; 1948228753Smm } 1949228753Smm } 1950228753Smm else if (strcmp(name, "acl") == 0) 1951228753Smm xar->xmlsts = FILE_ACL; 1952228753Smm else if (strcmp(name, "flags") == 0) 1953228753Smm xar->xmlsts = FILE_FLAGS; 1954228753Smm else if (strcmp(name, "ext2") == 0) 1955228753Smm xar->xmlsts = FILE_EXT2; 1956228753Smm else 1957228753Smm unknowntag_start(xar, name); 1958228753Smm break; 1959228753Smm case FILE_DATA: 1960228753Smm if (strcmp(name, "length") == 0) 1961228753Smm xar->xmlsts = FILE_DATA_LENGTH; 1962228753Smm else if (strcmp(name, "offset") == 0) 1963228753Smm xar->xmlsts = FILE_DATA_OFFSET; 1964228753Smm else if (strcmp(name, "size") == 0) 1965228753Smm xar->xmlsts = FILE_DATA_SIZE; 1966228753Smm else if (strcmp(name, "encoding") == 0) { 1967228753Smm xar->xmlsts = FILE_DATA_ENCODING; 1968228753Smm xar->file->encoding = getencoding(list); 1969228753Smm } 1970228753Smm else if (strcmp(name, "archived-checksum") == 0) { 1971228753Smm xar->xmlsts = FILE_DATA_A_CHECKSUM; 1972228753Smm xar->file->a_sum.alg = getsumalgorithm(list); 1973228753Smm } 1974228753Smm else if (strcmp(name, "extracted-checksum") == 0) { 1975228753Smm xar->xmlsts = FILE_DATA_E_CHECKSUM; 1976228753Smm xar->file->e_sum.alg = getsumalgorithm(list); 1977228753Smm } 1978228753Smm else if (strcmp(name, "content") == 0) 1979228753Smm xar->xmlsts = FILE_DATA_CONTENT; 1980228753Smm else 1981228753Smm unknowntag_start(xar, name); 1982228753Smm break; 1983228753Smm case FILE_DEVICE: 1984228753Smm if (strcmp(name, "major") == 0) 1985228753Smm xar->xmlsts = FILE_DEVICE_MAJOR; 1986228753Smm else if (strcmp(name, "minor") == 0) 1987228753Smm xar->xmlsts = FILE_DEVICE_MINOR; 1988228753Smm else 1989228753Smm unknowntag_start(xar, name); 1990228753Smm break; 1991228753Smm case FILE_DATA_CONTENT: 1992228753Smm unknowntag_start(xar, name); 1993228753Smm break; 1994228753Smm case FILE_EA: 1995228753Smm if (strcmp(name, "length") == 0) 1996228753Smm xar->xmlsts = FILE_EA_LENGTH; 1997228753Smm else if (strcmp(name, "offset") == 0) 1998228753Smm xar->xmlsts = FILE_EA_OFFSET; 1999228753Smm else if (strcmp(name, "size") == 0) 2000228753Smm xar->xmlsts = FILE_EA_SIZE; 2001228753Smm else if (strcmp(name, "encoding") == 0) { 2002228753Smm xar->xmlsts = FILE_EA_ENCODING; 2003228753Smm xar->xattr->encoding = getencoding(list); 2004228753Smm } else if (strcmp(name, "archived-checksum") == 0) 2005228753Smm xar->xmlsts = FILE_EA_A_CHECKSUM; 2006228753Smm else if (strcmp(name, "extracted-checksum") == 0) 2007228753Smm xar->xmlsts = FILE_EA_E_CHECKSUM; 2008228753Smm else if (strcmp(name, "name") == 0) 2009228753Smm xar->xmlsts = FILE_EA_NAME; 2010228753Smm else if (strcmp(name, "fstype") == 0) 2011228753Smm xar->xmlsts = FILE_EA_FSTYPE; 2012228753Smm else 2013228753Smm unknowntag_start(xar, name); 2014228753Smm break; 2015228753Smm case FILE_ACL: 2016228753Smm if (strcmp(name, "appleextended") == 0) 2017228753Smm xar->xmlsts = FILE_ACL_APPLEEXTENDED; 2018228753Smm if (strcmp(name, "default") == 0) 2019228753Smm xar->xmlsts = FILE_ACL_DEFAULT; 2020228753Smm else if (strcmp(name, "access") == 0) 2021228753Smm xar->xmlsts = FILE_ACL_ACCESS; 2022228753Smm else 2023228753Smm unknowntag_start(xar, name); 2024228753Smm break; 2025228753Smm case FILE_FLAGS: 2026228753Smm if (!xml_parse_file_flags(xar, name)) 2027228753Smm unknowntag_start(xar, name); 2028228753Smm break; 2029228753Smm case FILE_EXT2: 2030228753Smm if (!xml_parse_file_ext2(xar, name)) 2031228753Smm unknowntag_start(xar, name); 2032228753Smm break; 2033228753Smm case TOC_CREATION_TIME: 2034228753Smm case TOC_CHECKSUM_OFFSET: 2035228753Smm case TOC_CHECKSUM_SIZE: 2036228753Smm case FILE_DATA_LENGTH: 2037228753Smm case FILE_DATA_OFFSET: 2038228753Smm case FILE_DATA_SIZE: 2039228753Smm case FILE_DATA_ENCODING: 2040228753Smm case FILE_DATA_A_CHECKSUM: 2041228753Smm case FILE_DATA_E_CHECKSUM: 2042228753Smm case FILE_EA_LENGTH: 2043228753Smm case FILE_EA_OFFSET: 2044228753Smm case FILE_EA_SIZE: 2045228753Smm case FILE_EA_ENCODING: 2046228753Smm case FILE_EA_A_CHECKSUM: 2047228753Smm case FILE_EA_E_CHECKSUM: 2048228753Smm case FILE_EA_NAME: 2049228753Smm case FILE_EA_FSTYPE: 2050228753Smm case FILE_CTIME: 2051228753Smm case FILE_MTIME: 2052228753Smm case FILE_ATIME: 2053228753Smm case FILE_GROUP: 2054228753Smm case FILE_GID: 2055228753Smm case FILE_USER: 2056228753Smm case FILE_UID: 2057228753Smm case FILE_INODE: 2058228753Smm case FILE_DEVICE_MAJOR: 2059228753Smm case FILE_DEVICE_MINOR: 2060228753Smm case FILE_DEVICENO: 2061228753Smm case FILE_MODE: 2062228753Smm case FILE_TYPE: 2063228753Smm case FILE_LINK: 2064228753Smm case FILE_NAME: 2065228753Smm case FILE_ACL_DEFAULT: 2066228753Smm case FILE_ACL_ACCESS: 2067228753Smm case FILE_ACL_APPLEEXTENDED: 2068228753Smm case FILE_FLAGS_USER_NODUMP: 2069228753Smm case FILE_FLAGS_USER_IMMUTABLE: 2070228753Smm case FILE_FLAGS_USER_APPEND: 2071228753Smm case FILE_FLAGS_USER_OPAQUE: 2072228753Smm case FILE_FLAGS_USER_NOUNLINK: 2073228753Smm case FILE_FLAGS_SYS_ARCHIVED: 2074228753Smm case FILE_FLAGS_SYS_IMMUTABLE: 2075228753Smm case FILE_FLAGS_SYS_APPEND: 2076228753Smm case FILE_FLAGS_SYS_NOUNLINK: 2077228753Smm case FILE_FLAGS_SYS_SNAPSHOT: 2078228753Smm case FILE_EXT2_SecureDeletion: 2079228753Smm case FILE_EXT2_Undelete: 2080228753Smm case FILE_EXT2_Compress: 2081228753Smm case FILE_EXT2_Synchronous: 2082228753Smm case FILE_EXT2_Immutable: 2083228753Smm case FILE_EXT2_AppendOnly: 2084228753Smm case FILE_EXT2_NoDump: 2085228753Smm case FILE_EXT2_NoAtime: 2086228753Smm case FILE_EXT2_CompDirty: 2087228753Smm case FILE_EXT2_CompBlock: 2088228753Smm case FILE_EXT2_NoCompBlock: 2089228753Smm case FILE_EXT2_CompError: 2090228753Smm case FILE_EXT2_BTree: 2091228753Smm case FILE_EXT2_HashIndexed: 2092228753Smm case FILE_EXT2_iMagic: 2093228753Smm case FILE_EXT2_Journaled: 2094228753Smm case FILE_EXT2_NoTail: 2095228753Smm case FILE_EXT2_DirSync: 2096228753Smm case FILE_EXT2_TopDir: 2097228753Smm case FILE_EXT2_Reserved: 2098228753Smm case UNKNOWN: 2099228753Smm unknowntag_start(xar, name); 2100228753Smm break; 2101228753Smm } 2102228753Smm} 2103228753Smm 2104228753Smmstatic void 2105228753Smmxml_end(void *userData, const char *name) 2106228753Smm{ 2107228753Smm struct archive_read *a; 2108228753Smm struct xar *xar; 2109228753Smm 2110228753Smm a = (struct archive_read *)userData; 2111228753Smm xar = (struct xar *)(a->format->data); 2112228753Smm 2113228753Smm#if DEBUG 2114228753Smm fprintf(stderr, "xml_end:[%s]\n", name); 2115228753Smm#endif 2116228753Smm switch (xar->xmlsts) { 2117228753Smm case INIT: 2118228753Smm break; 2119228753Smm case XAR: 2120228753Smm if (strcmp(name, "xar") == 0) 2121228753Smm xar->xmlsts = INIT; 2122228753Smm break; 2123228753Smm case TOC: 2124228753Smm if (strcmp(name, "toc") == 0) 2125228753Smm xar->xmlsts = XAR; 2126228753Smm break; 2127228753Smm case TOC_CREATION_TIME: 2128228753Smm if (strcmp(name, "creation-time") == 0) 2129228753Smm xar->xmlsts = TOC; 2130228753Smm break; 2131228753Smm case TOC_CHECKSUM: 2132228753Smm if (strcmp(name, "checksum") == 0) 2133228753Smm xar->xmlsts = TOC; 2134228753Smm break; 2135228753Smm case TOC_CHECKSUM_OFFSET: 2136228753Smm if (strcmp(name, "offset") == 0) 2137228753Smm xar->xmlsts = TOC_CHECKSUM; 2138228753Smm break; 2139228753Smm case TOC_CHECKSUM_SIZE: 2140228753Smm if (strcmp(name, "size") == 0) 2141228753Smm xar->xmlsts = TOC_CHECKSUM; 2142228753Smm break; 2143228753Smm case TOC_FILE: 2144228753Smm if (strcmp(name, "file") == 0) { 2145228753Smm if (xar->file->parent != NULL && 2146228753Smm ((xar->file->mode & AE_IFMT) == AE_IFDIR)) 2147228753Smm xar->file->parent->subdirs++; 2148228753Smm xar->file = xar->file->parent; 2149228753Smm if (xar->file == NULL) 2150228753Smm xar->xmlsts = TOC; 2151228753Smm } 2152228753Smm break; 2153228753Smm case FILE_DATA: 2154228753Smm if (strcmp(name, "data") == 0) 2155228753Smm xar->xmlsts = TOC_FILE; 2156228753Smm break; 2157228753Smm case FILE_DATA_LENGTH: 2158228753Smm if (strcmp(name, "length") == 0) 2159228753Smm xar->xmlsts = FILE_DATA; 2160228753Smm break; 2161228753Smm case FILE_DATA_OFFSET: 2162228753Smm if (strcmp(name, "offset") == 0) 2163228753Smm xar->xmlsts = FILE_DATA; 2164228753Smm break; 2165228753Smm case FILE_DATA_SIZE: 2166228753Smm if (strcmp(name, "size") == 0) 2167228753Smm xar->xmlsts = FILE_DATA; 2168228753Smm break; 2169228753Smm case FILE_DATA_ENCODING: 2170228753Smm if (strcmp(name, "encoding") == 0) 2171228753Smm xar->xmlsts = FILE_DATA; 2172228753Smm break; 2173228753Smm case FILE_DATA_A_CHECKSUM: 2174228753Smm if (strcmp(name, "archived-checksum") == 0) 2175228753Smm xar->xmlsts = FILE_DATA; 2176228753Smm break; 2177228753Smm case FILE_DATA_E_CHECKSUM: 2178228753Smm if (strcmp(name, "extracted-checksum") == 0) 2179228753Smm xar->xmlsts = FILE_DATA; 2180228753Smm break; 2181228753Smm case FILE_DATA_CONTENT: 2182228753Smm if (strcmp(name, "content") == 0) 2183228753Smm xar->xmlsts = FILE_DATA; 2184228753Smm break; 2185228753Smm case FILE_EA: 2186228753Smm if (strcmp(name, "ea") == 0) { 2187228753Smm xar->xmlsts = TOC_FILE; 2188228753Smm xar->xattr = NULL; 2189228753Smm } 2190228753Smm break; 2191228753Smm case FILE_EA_LENGTH: 2192228753Smm if (strcmp(name, "length") == 0) 2193228753Smm xar->xmlsts = FILE_EA; 2194228753Smm break; 2195228753Smm case FILE_EA_OFFSET: 2196228753Smm if (strcmp(name, "offset") == 0) 2197228753Smm xar->xmlsts = FILE_EA; 2198228753Smm break; 2199228753Smm case FILE_EA_SIZE: 2200228753Smm if (strcmp(name, "size") == 0) 2201228753Smm xar->xmlsts = FILE_EA; 2202228753Smm break; 2203228753Smm case FILE_EA_ENCODING: 2204228753Smm if (strcmp(name, "encoding") == 0) 2205228753Smm xar->xmlsts = FILE_EA; 2206228753Smm break; 2207228753Smm case FILE_EA_A_CHECKSUM: 2208228753Smm if (strcmp(name, "archived-checksum") == 0) 2209228753Smm xar->xmlsts = FILE_EA; 2210228753Smm break; 2211228753Smm case FILE_EA_E_CHECKSUM: 2212228753Smm if (strcmp(name, "extracted-checksum") == 0) 2213228753Smm xar->xmlsts = FILE_EA; 2214228753Smm break; 2215228753Smm case FILE_EA_NAME: 2216228753Smm if (strcmp(name, "name") == 0) 2217228753Smm xar->xmlsts = FILE_EA; 2218228753Smm break; 2219228753Smm case FILE_EA_FSTYPE: 2220228753Smm if (strcmp(name, "fstype") == 0) 2221228753Smm xar->xmlsts = FILE_EA; 2222228753Smm break; 2223228753Smm case FILE_CTIME: 2224228753Smm if (strcmp(name, "ctime") == 0) 2225228753Smm xar->xmlsts = TOC_FILE; 2226228753Smm break; 2227228753Smm case FILE_MTIME: 2228228753Smm if (strcmp(name, "mtime") == 0) 2229228753Smm xar->xmlsts = TOC_FILE; 2230228753Smm break; 2231228753Smm case FILE_ATIME: 2232228753Smm if (strcmp(name, "atime") == 0) 2233228753Smm xar->xmlsts = TOC_FILE; 2234228753Smm break; 2235228753Smm case FILE_GROUP: 2236228753Smm if (strcmp(name, "group") == 0) 2237228753Smm xar->xmlsts = TOC_FILE; 2238228753Smm break; 2239228753Smm case FILE_GID: 2240228753Smm if (strcmp(name, "gid") == 0) 2241228753Smm xar->xmlsts = TOC_FILE; 2242228753Smm break; 2243228753Smm case FILE_USER: 2244228753Smm if (strcmp(name, "user") == 0) 2245228753Smm xar->xmlsts = TOC_FILE; 2246228753Smm break; 2247228753Smm case FILE_UID: 2248228753Smm if (strcmp(name, "uid") == 0) 2249228753Smm xar->xmlsts = TOC_FILE; 2250228753Smm break; 2251228753Smm case FILE_MODE: 2252228753Smm if (strcmp(name, "mode") == 0) 2253228753Smm xar->xmlsts = TOC_FILE; 2254228753Smm break; 2255228753Smm case FILE_DEVICE: 2256228753Smm if (strcmp(name, "device") == 0) 2257228753Smm xar->xmlsts = TOC_FILE; 2258228753Smm break; 2259228753Smm case FILE_DEVICE_MAJOR: 2260228753Smm if (strcmp(name, "major") == 0) 2261228753Smm xar->xmlsts = FILE_DEVICE; 2262228753Smm break; 2263228753Smm case FILE_DEVICE_MINOR: 2264228753Smm if (strcmp(name, "minor") == 0) 2265228753Smm xar->xmlsts = FILE_DEVICE; 2266228753Smm break; 2267228753Smm case FILE_DEVICENO: 2268228753Smm if (strcmp(name, "deviceno") == 0) 2269228753Smm xar->xmlsts = TOC_FILE; 2270228753Smm break; 2271228753Smm case FILE_INODE: 2272228753Smm if (strcmp(name, "inode") == 0) 2273228753Smm xar->xmlsts = TOC_FILE; 2274228753Smm break; 2275228753Smm case FILE_LINK: 2276228753Smm if (strcmp(name, "link") == 0) 2277228753Smm xar->xmlsts = TOC_FILE; 2278228753Smm break; 2279228753Smm case FILE_TYPE: 2280228753Smm if (strcmp(name, "type") == 0) 2281228753Smm xar->xmlsts = TOC_FILE; 2282228753Smm break; 2283228753Smm case FILE_NAME: 2284228753Smm if (strcmp(name, "name") == 0) 2285228753Smm xar->xmlsts = TOC_FILE; 2286228753Smm break; 2287228753Smm case FILE_ACL: 2288228753Smm if (strcmp(name, "acl") == 0) 2289228753Smm xar->xmlsts = TOC_FILE; 2290228753Smm break; 2291228753Smm case FILE_ACL_DEFAULT: 2292228753Smm if (strcmp(name, "default") == 0) 2293228753Smm xar->xmlsts = FILE_ACL; 2294228753Smm break; 2295228753Smm case FILE_ACL_ACCESS: 2296228753Smm if (strcmp(name, "access") == 0) 2297228753Smm xar->xmlsts = FILE_ACL; 2298228753Smm break; 2299228753Smm case FILE_ACL_APPLEEXTENDED: 2300228753Smm if (strcmp(name, "appleextended") == 0) 2301228753Smm xar->xmlsts = FILE_ACL; 2302228753Smm break; 2303228753Smm case FILE_FLAGS: 2304228753Smm if (strcmp(name, "flags") == 0) 2305228753Smm xar->xmlsts = TOC_FILE; 2306228753Smm break; 2307228753Smm case FILE_FLAGS_USER_NODUMP: 2308228753Smm if (strcmp(name, "UserNoDump") == 0) 2309228753Smm xar->xmlsts = FILE_FLAGS; 2310228753Smm break; 2311228753Smm case FILE_FLAGS_USER_IMMUTABLE: 2312228753Smm if (strcmp(name, "UserImmutable") == 0) 2313228753Smm xar->xmlsts = FILE_FLAGS; 2314228753Smm break; 2315228753Smm case FILE_FLAGS_USER_APPEND: 2316228753Smm if (strcmp(name, "UserAppend") == 0) 2317228753Smm xar->xmlsts = FILE_FLAGS; 2318228753Smm break; 2319228753Smm case FILE_FLAGS_USER_OPAQUE: 2320228753Smm if (strcmp(name, "UserOpaque") == 0) 2321228753Smm xar->xmlsts = FILE_FLAGS; 2322228753Smm break; 2323228753Smm case FILE_FLAGS_USER_NOUNLINK: 2324228753Smm if (strcmp(name, "UserNoUnlink") == 0) 2325228753Smm xar->xmlsts = FILE_FLAGS; 2326228753Smm break; 2327228753Smm case FILE_FLAGS_SYS_ARCHIVED: 2328228753Smm if (strcmp(name, "SystemArchived") == 0) 2329228753Smm xar->xmlsts = FILE_FLAGS; 2330228753Smm break; 2331228753Smm case FILE_FLAGS_SYS_IMMUTABLE: 2332228753Smm if (strcmp(name, "SystemImmutable") == 0) 2333228753Smm xar->xmlsts = FILE_FLAGS; 2334228753Smm break; 2335228753Smm case FILE_FLAGS_SYS_APPEND: 2336228753Smm if (strcmp(name, "SystemAppend") == 0) 2337228753Smm xar->xmlsts = FILE_FLAGS; 2338228753Smm break; 2339228753Smm case FILE_FLAGS_SYS_NOUNLINK: 2340228753Smm if (strcmp(name, "SystemNoUnlink") == 0) 2341228753Smm xar->xmlsts = FILE_FLAGS; 2342228753Smm break; 2343228753Smm case FILE_FLAGS_SYS_SNAPSHOT: 2344228753Smm if (strcmp(name, "SystemSnapshot") == 0) 2345228753Smm xar->xmlsts = FILE_FLAGS; 2346228753Smm break; 2347228753Smm case FILE_EXT2: 2348228753Smm if (strcmp(name, "ext2") == 0) 2349228753Smm xar->xmlsts = TOC_FILE; 2350228753Smm break; 2351228753Smm case FILE_EXT2_SecureDeletion: 2352228753Smm if (strcmp(name, "SecureDeletion") == 0) 2353228753Smm xar->xmlsts = FILE_EXT2; 2354228753Smm break; 2355228753Smm case FILE_EXT2_Undelete: 2356228753Smm if (strcmp(name, "Undelete") == 0) 2357228753Smm xar->xmlsts = FILE_EXT2; 2358228753Smm break; 2359228753Smm case FILE_EXT2_Compress: 2360228753Smm if (strcmp(name, "Compress") == 0) 2361228753Smm xar->xmlsts = FILE_EXT2; 2362228753Smm break; 2363228753Smm case FILE_EXT2_Synchronous: 2364228753Smm if (strcmp(name, "Synchronous") == 0) 2365228753Smm xar->xmlsts = FILE_EXT2; 2366228753Smm break; 2367228753Smm case FILE_EXT2_Immutable: 2368228753Smm if (strcmp(name, "Immutable") == 0) 2369228753Smm xar->xmlsts = FILE_EXT2; 2370228753Smm break; 2371228753Smm case FILE_EXT2_AppendOnly: 2372228753Smm if (strcmp(name, "AppendOnly") == 0) 2373228753Smm xar->xmlsts = FILE_EXT2; 2374228753Smm break; 2375228753Smm case FILE_EXT2_NoDump: 2376228753Smm if (strcmp(name, "NoDump") == 0) 2377228753Smm xar->xmlsts = FILE_EXT2; 2378228753Smm break; 2379228753Smm case FILE_EXT2_NoAtime: 2380228753Smm if (strcmp(name, "NoAtime") == 0) 2381228753Smm xar->xmlsts = FILE_EXT2; 2382228753Smm break; 2383228753Smm case FILE_EXT2_CompDirty: 2384228753Smm if (strcmp(name, "CompDirty") == 0) 2385228753Smm xar->xmlsts = FILE_EXT2; 2386228753Smm break; 2387228753Smm case FILE_EXT2_CompBlock: 2388228753Smm if (strcmp(name, "CompBlock") == 0) 2389228753Smm xar->xmlsts = FILE_EXT2; 2390228753Smm break; 2391228753Smm case FILE_EXT2_NoCompBlock: 2392228753Smm if (strcmp(name, "NoCompBlock") == 0) 2393228753Smm xar->xmlsts = FILE_EXT2; 2394228753Smm break; 2395228753Smm case FILE_EXT2_CompError: 2396228753Smm if (strcmp(name, "CompError") == 0) 2397228753Smm xar->xmlsts = FILE_EXT2; 2398228753Smm break; 2399228753Smm case FILE_EXT2_BTree: 2400228753Smm if (strcmp(name, "BTree") == 0) 2401228753Smm xar->xmlsts = FILE_EXT2; 2402228753Smm break; 2403228753Smm case FILE_EXT2_HashIndexed: 2404228753Smm if (strcmp(name, "HashIndexed") == 0) 2405228753Smm xar->xmlsts = FILE_EXT2; 2406228753Smm break; 2407228753Smm case FILE_EXT2_iMagic: 2408228753Smm if (strcmp(name, "iMagic") == 0) 2409228753Smm xar->xmlsts = FILE_EXT2; 2410228753Smm break; 2411228753Smm case FILE_EXT2_Journaled: 2412228753Smm if (strcmp(name, "Journaled") == 0) 2413228753Smm xar->xmlsts = FILE_EXT2; 2414228753Smm break; 2415228753Smm case FILE_EXT2_NoTail: 2416228753Smm if (strcmp(name, "NoTail") == 0) 2417228753Smm xar->xmlsts = FILE_EXT2; 2418228753Smm break; 2419228753Smm case FILE_EXT2_DirSync: 2420228753Smm if (strcmp(name, "DirSync") == 0) 2421228753Smm xar->xmlsts = FILE_EXT2; 2422228753Smm break; 2423228753Smm case FILE_EXT2_TopDir: 2424228753Smm if (strcmp(name, "TopDir") == 0) 2425228753Smm xar->xmlsts = FILE_EXT2; 2426228753Smm break; 2427228753Smm case FILE_EXT2_Reserved: 2428228753Smm if (strcmp(name, "Reserved") == 0) 2429228753Smm xar->xmlsts = FILE_EXT2; 2430228753Smm break; 2431228753Smm case UNKNOWN: 2432228753Smm unknowntag_end(xar, name); 2433228753Smm break; 2434228753Smm } 2435228753Smm} 2436228753Smm 2437228753Smmstatic const int base64[256] = { 2438228753Smm -1, -1, -1, -1, -1, -1, -1, -1, 2439228753Smm -1, -1, -1, -1, -1, -1, -1, -1, /* 00 - 0F */ 2440228753Smm -1, -1, -1, -1, -1, -1, -1, -1, 2441228753Smm -1, -1, -1, -1, -1, -1, -1, -1, /* 10 - 1F */ 2442228753Smm -1, -1, -1, -1, -1, -1, -1, -1, 2443228753Smm -1, -1, -1, 62, -1, -1, -1, 63, /* 20 - 2F */ 2444228753Smm 52, 53, 54, 55, 56, 57, 58, 59, 2445228753Smm 60, 61, -1, -1, -1, -1, -1, -1, /* 30 - 3F */ 2446228753Smm -1, 0, 1, 2, 3, 4, 5, 6, 2447228753Smm 7, 8, 9, 10, 11, 12, 13, 14, /* 40 - 4F */ 2448228753Smm 15, 16, 17, 18, 19, 20, 21, 22, 2449228753Smm 23, 24, 25, -1, -1, -1, -1, -1, /* 50 - 5F */ 2450228753Smm -1, 26, 27, 28, 29, 30, 31, 32, 2451228753Smm 33, 34, 35, 36, 37, 38, 39, 40, /* 60 - 6F */ 2452228753Smm 41, 42, 43, 44, 45, 46, 47, 48, 2453228753Smm 49, 50, 51, -1, -1, -1, -1, -1, /* 70 - 7F */ 2454228753Smm -1, -1, -1, -1, -1, -1, -1, -1, 2455228753Smm -1, -1, -1, -1, -1, -1, -1, -1, /* 80 - 8F */ 2456228753Smm -1, -1, -1, -1, -1, -1, -1, -1, 2457228753Smm -1, -1, -1, -1, -1, -1, -1, -1, /* 90 - 9F */ 2458228753Smm -1, -1, -1, -1, -1, -1, -1, -1, 2459228753Smm -1, -1, -1, -1, -1, -1, -1, -1, /* A0 - AF */ 2460228753Smm -1, -1, -1, -1, -1, -1, -1, -1, 2461228753Smm -1, -1, -1, -1, -1, -1, -1, -1, /* B0 - BF */ 2462228753Smm -1, -1, -1, -1, -1, -1, -1, -1, 2463228753Smm -1, -1, -1, -1, -1, -1, -1, -1, /* C0 - CF */ 2464228753Smm -1, -1, -1, -1, -1, -1, -1, -1, 2465228753Smm -1, -1, -1, -1, -1, -1, -1, -1, /* D0 - DF */ 2466228753Smm -1, -1, -1, -1, -1, -1, -1, -1, 2467228753Smm -1, -1, -1, -1, -1, -1, -1, -1, /* E0 - EF */ 2468228753Smm -1, -1, -1, -1, -1, -1, -1, -1, 2469228753Smm -1, -1, -1, -1, -1, -1, -1, -1, /* F0 - FF */ 2470228753Smm}; 2471228753Smm 2472228753Smmstatic void 2473228753Smmstrappend_base64(struct archive_string *as, const char *s, size_t l) 2474228753Smm{ 2475228753Smm unsigned char buff[256]; 2476228753Smm unsigned char *out; 2477228753Smm const unsigned char *b; 2478228753Smm size_t len; 2479228753Smm 2480228753Smm len = 0; 2481228753Smm out = buff; 2482228753Smm b = (const unsigned char *)s; 2483228753Smm while (l > 0) { 2484228753Smm int n = 0; 2485228753Smm 2486228753Smm if (l > 0) { 2487228753Smm if (base64[b[0]] < 0 || base64[b[1]] < 0) 2488228753Smm break; 2489228753Smm n = base64[*b++] << 18; 2490228753Smm n |= base64[*b++] << 12; 2491228753Smm *out++ = n >> 16; 2492228753Smm len++; 2493228753Smm l -= 2; 2494228753Smm } 2495228753Smm if (l > 0) { 2496228753Smm if (base64[*b] < 0) 2497228753Smm break; 2498228753Smm n |= base64[*b++] << 6; 2499228753Smm *out++ = (n >> 8) & 0xFF; 2500228753Smm len++; 2501228753Smm --l; 2502228753Smm } 2503228753Smm if (l > 0) { 2504228753Smm if (base64[*b] < 0) 2505228753Smm break; 2506228753Smm n |= base64[*b++]; 2507228753Smm *out++ = n & 0xFF; 2508228753Smm len++; 2509228753Smm --l; 2510228753Smm } 2511228753Smm if (len+3 >= sizeof(buff)) { 2512228753Smm archive_strncat(as, (const char *)buff, len); 2513228753Smm len = 0; 2514228753Smm out = buff; 2515228753Smm } 2516228753Smm } 2517228753Smm if (len > 0) 2518228753Smm archive_strncat(as, (const char *)buff, len); 2519228753Smm} 2520228753Smm 2521228753Smmstatic void 2522228753Smmxml_data(void *userData, const char *s, int len) 2523228753Smm{ 2524228753Smm struct archive_read *a; 2525228753Smm struct xar *xar; 2526228753Smm 2527228753Smm a = (struct archive_read *)userData; 2528228753Smm xar = (struct xar *)(a->format->data); 2529228753Smm 2530228753Smm#if DEBUG 2531228753Smm { 2532228753Smm char buff[1024]; 2533229592Smm if (len > (int)sizeof(buff)-1) 2534229592Smm len = (int)sizeof(buff)-1; 2535228753Smm memcpy(buff, s, len); 2536228753Smm buff[len] = 0; 2537228753Smm fprintf(stderr, "\tlen=%d:\"%s\"\n", len, buff); 2538228753Smm } 2539228753Smm#endif 2540228753Smm switch (xar->xmlsts) { 2541228753Smm case TOC_CHECKSUM_OFFSET: 2542228753Smm xar->toc_chksum_offset = atol10(s, len); 2543228753Smm break; 2544228753Smm case TOC_CHECKSUM_SIZE: 2545228753Smm xar->toc_chksum_size = atol10(s, len); 2546228753Smm break; 2547228753Smm default: 2548228753Smm break; 2549228753Smm } 2550228753Smm if (xar->file == NULL) 2551228753Smm return; 2552228753Smm 2553228753Smm switch (xar->xmlsts) { 2554228753Smm case FILE_NAME: 2555228753Smm if (xar->file->parent != NULL) { 2556228753Smm archive_string_concat(&(xar->file->pathname), 2557228753Smm &(xar->file->parent->pathname)); 2558228753Smm archive_strappend_char(&(xar->file->pathname), '/'); 2559228753Smm } 2560228753Smm xar->file->has |= HAS_PATHNAME; 2561228753Smm if (xar->base64text) 2562228753Smm strappend_base64(&(xar->file->pathname), s, len); 2563228753Smm else 2564228753Smm archive_strncat(&(xar->file->pathname), s, len); 2565228753Smm break; 2566228753Smm case FILE_LINK: 2567228753Smm xar->file->has |= HAS_SYMLINK; 2568228753Smm archive_strncpy(&(xar->file->symlink), s, len); 2569228753Smm break; 2570228753Smm case FILE_TYPE: 2571228753Smm if (strncmp("file", s, len) == 0 || 2572228753Smm strncmp("hardlink", s, len) == 0) 2573228753Smm xar->file->mode = 2574228753Smm (xar->file->mode & ~AE_IFMT) | AE_IFREG; 2575228753Smm if (strncmp("directory", s, len) == 0) 2576228753Smm xar->file->mode = 2577228753Smm (xar->file->mode & ~AE_IFMT) | AE_IFDIR; 2578228753Smm if (strncmp("symlink", s, len) == 0) 2579228753Smm xar->file->mode = 2580228753Smm (xar->file->mode & ~AE_IFMT) | AE_IFLNK; 2581228753Smm if (strncmp("character special", s, len) == 0) 2582228753Smm xar->file->mode = 2583228753Smm (xar->file->mode & ~AE_IFMT) | AE_IFCHR; 2584228753Smm if (strncmp("block special", s, len) == 0) 2585228753Smm xar->file->mode = 2586228753Smm (xar->file->mode & ~AE_IFMT) | AE_IFBLK; 2587228753Smm if (strncmp("socket", s, len) == 0) 2588228753Smm xar->file->mode = 2589228753Smm (xar->file->mode & ~AE_IFMT) | AE_IFSOCK; 2590228753Smm if (strncmp("fifo", s, len) == 0) 2591228753Smm xar->file->mode = 2592228753Smm (xar->file->mode & ~AE_IFMT) | AE_IFIFO; 2593228753Smm xar->file->has |= HAS_TYPE; 2594228753Smm break; 2595228753Smm case FILE_INODE: 2596228753Smm xar->file->has |= HAS_INO; 2597228753Smm xar->file->ino64 = atol10(s, len); 2598228753Smm break; 2599228753Smm case FILE_DEVICE_MAJOR: 2600228753Smm xar->file->has |= HAS_DEVMAJOR; 2601228753Smm xar->file->devmajor = (dev_t)atol10(s, len); 2602228753Smm break; 2603228753Smm case FILE_DEVICE_MINOR: 2604228753Smm xar->file->has |= HAS_DEVMINOR; 2605228753Smm xar->file->devminor = (dev_t)atol10(s, len); 2606228753Smm break; 2607228753Smm case FILE_DEVICENO: 2608228753Smm xar->file->has |= HAS_DEV; 2609228753Smm xar->file->dev = (dev_t)atol10(s, len); 2610228753Smm break; 2611228753Smm case FILE_MODE: 2612228753Smm xar->file->has |= HAS_MODE; 2613228753Smm xar->file->mode = 2614228753Smm (xar->file->mode & AE_IFMT) | 2615228753Smm (atol8(s, len) & ~AE_IFMT); 2616228753Smm break; 2617228753Smm case FILE_GROUP: 2618228753Smm xar->file->has |= HAS_GID; 2619228753Smm archive_strncpy(&(xar->file->gname), s, len); 2620228753Smm break; 2621228753Smm case FILE_GID: 2622228753Smm xar->file->has |= HAS_GID; 2623228753Smm xar->file->gid = atol10(s, len); 2624228753Smm break; 2625228753Smm case FILE_USER: 2626228753Smm xar->file->has |= HAS_UID; 2627228753Smm archive_strncpy(&(xar->file->uname), s, len); 2628228753Smm break; 2629228753Smm case FILE_UID: 2630228753Smm xar->file->has |= HAS_UID; 2631228753Smm xar->file->uid = atol10(s, len); 2632228753Smm break; 2633228753Smm case FILE_CTIME: 2634228753Smm xar->file->has |= HAS_TIME; 2635228753Smm xar->file->ctime = parse_time(s, len); 2636228753Smm break; 2637228753Smm case FILE_MTIME: 2638228753Smm xar->file->has |= HAS_TIME; 2639228753Smm xar->file->mtime = parse_time(s, len); 2640228753Smm break; 2641228753Smm case FILE_ATIME: 2642228753Smm xar->file->has |= HAS_TIME; 2643228753Smm xar->file->atime = parse_time(s, len); 2644228753Smm break; 2645228753Smm case FILE_DATA_LENGTH: 2646228753Smm xar->file->has |= HAS_DATA; 2647228753Smm xar->file->length = atol10(s, len); 2648228753Smm break; 2649228753Smm case FILE_DATA_OFFSET: 2650228753Smm xar->file->has |= HAS_DATA; 2651228753Smm xar->file->offset = atol10(s, len); 2652228753Smm break; 2653228753Smm case FILE_DATA_SIZE: 2654228753Smm xar->file->has |= HAS_DATA; 2655228753Smm xar->file->size = atol10(s, len); 2656228753Smm break; 2657228753Smm case FILE_DATA_A_CHECKSUM: 2658228753Smm xar->file->a_sum.len = atohex(xar->file->a_sum.val, 2659228753Smm sizeof(xar->file->a_sum.val), s, len); 2660228753Smm break; 2661228753Smm case FILE_DATA_E_CHECKSUM: 2662228753Smm xar->file->e_sum.len = atohex(xar->file->e_sum.val, 2663228753Smm sizeof(xar->file->e_sum.val), s, len); 2664228753Smm break; 2665228753Smm case FILE_EA_LENGTH: 2666228753Smm xar->file->has |= HAS_XATTR; 2667228753Smm xar->xattr->length = atol10(s, len); 2668228753Smm break; 2669228753Smm case FILE_EA_OFFSET: 2670228753Smm xar->file->has |= HAS_XATTR; 2671228753Smm xar->xattr->offset = atol10(s, len); 2672228753Smm break; 2673228753Smm case FILE_EA_SIZE: 2674228753Smm xar->file->has |= HAS_XATTR; 2675228753Smm xar->xattr->size = atol10(s, len); 2676228753Smm break; 2677228753Smm case FILE_EA_A_CHECKSUM: 2678228753Smm xar->file->has |= HAS_XATTR; 2679228753Smm xar->xattr->a_sum.len = atohex(xar->xattr->a_sum.val, 2680228753Smm sizeof(xar->xattr->a_sum.val), s, len); 2681228753Smm break; 2682228753Smm case FILE_EA_E_CHECKSUM: 2683228753Smm xar->file->has |= HAS_XATTR; 2684228753Smm xar->xattr->e_sum.len = atohex(xar->xattr->e_sum.val, 2685228753Smm sizeof(xar->xattr->e_sum.val), s, len); 2686228753Smm break; 2687228753Smm case FILE_EA_NAME: 2688228753Smm xar->file->has |= HAS_XATTR; 2689228753Smm archive_strncpy(&(xar->xattr->name), s, len); 2690228753Smm break; 2691228753Smm case FILE_EA_FSTYPE: 2692228753Smm xar->file->has |= HAS_XATTR; 2693228753Smm archive_strncpy(&(xar->xattr->fstype), s, len); 2694228753Smm break; 2695228753Smm break; 2696228753Smm case FILE_ACL_DEFAULT: 2697228753Smm case FILE_ACL_ACCESS: 2698228753Smm case FILE_ACL_APPLEEXTENDED: 2699228753Smm xar->file->has |= HAS_ACL; 2700228753Smm /* TODO */ 2701228753Smm break; 2702228753Smm case INIT: 2703228753Smm case XAR: 2704228753Smm case TOC: 2705228753Smm case TOC_CREATION_TIME: 2706228753Smm case TOC_CHECKSUM: 2707228753Smm case TOC_CHECKSUM_OFFSET: 2708228753Smm case TOC_CHECKSUM_SIZE: 2709228753Smm case TOC_FILE: 2710228753Smm case FILE_DATA: 2711228753Smm case FILE_DATA_ENCODING: 2712228753Smm case FILE_DATA_CONTENT: 2713228753Smm case FILE_DEVICE: 2714228753Smm case FILE_EA: 2715228753Smm case FILE_EA_ENCODING: 2716228753Smm case FILE_ACL: 2717228753Smm case FILE_FLAGS: 2718228753Smm case FILE_FLAGS_USER_NODUMP: 2719228753Smm case FILE_FLAGS_USER_IMMUTABLE: 2720228753Smm case FILE_FLAGS_USER_APPEND: 2721228753Smm case FILE_FLAGS_USER_OPAQUE: 2722228753Smm case FILE_FLAGS_USER_NOUNLINK: 2723228753Smm case FILE_FLAGS_SYS_ARCHIVED: 2724228753Smm case FILE_FLAGS_SYS_IMMUTABLE: 2725228753Smm case FILE_FLAGS_SYS_APPEND: 2726228753Smm case FILE_FLAGS_SYS_NOUNLINK: 2727228753Smm case FILE_FLAGS_SYS_SNAPSHOT: 2728228753Smm case FILE_EXT2: 2729228753Smm case FILE_EXT2_SecureDeletion: 2730228753Smm case FILE_EXT2_Undelete: 2731228753Smm case FILE_EXT2_Compress: 2732228753Smm case FILE_EXT2_Synchronous: 2733228753Smm case FILE_EXT2_Immutable: 2734228753Smm case FILE_EXT2_AppendOnly: 2735228753Smm case FILE_EXT2_NoDump: 2736228753Smm case FILE_EXT2_NoAtime: 2737228753Smm case FILE_EXT2_CompDirty: 2738228753Smm case FILE_EXT2_CompBlock: 2739228753Smm case FILE_EXT2_NoCompBlock: 2740228753Smm case FILE_EXT2_CompError: 2741228753Smm case FILE_EXT2_BTree: 2742228753Smm case FILE_EXT2_HashIndexed: 2743228753Smm case FILE_EXT2_iMagic: 2744228753Smm case FILE_EXT2_Journaled: 2745228753Smm case FILE_EXT2_NoTail: 2746228753Smm case FILE_EXT2_DirSync: 2747228753Smm case FILE_EXT2_TopDir: 2748228753Smm case FILE_EXT2_Reserved: 2749228753Smm case UNKNOWN: 2750228753Smm break; 2751228753Smm } 2752228753Smm} 2753228753Smm 2754228753Smm/* 2755228753Smm * BSD file flags. 2756228753Smm */ 2757228753Smmstatic int 2758228753Smmxml_parse_file_flags(struct xar *xar, const char *name) 2759228753Smm{ 2760228753Smm const char *flag = NULL; 2761228753Smm 2762228753Smm if (strcmp(name, "UserNoDump") == 0) { 2763228753Smm xar->xmlsts = FILE_FLAGS_USER_NODUMP; 2764228753Smm flag = "nodump"; 2765228753Smm } 2766228753Smm else if (strcmp(name, "UserImmutable") == 0) { 2767228753Smm xar->xmlsts = FILE_FLAGS_USER_IMMUTABLE; 2768228753Smm flag = "uimmutable"; 2769228753Smm } 2770228753Smm else if (strcmp(name, "UserAppend") == 0) { 2771228753Smm xar->xmlsts = FILE_FLAGS_USER_APPEND; 2772228753Smm flag = "uappend"; 2773228753Smm } 2774228753Smm else if (strcmp(name, "UserOpaque") == 0) { 2775228753Smm xar->xmlsts = FILE_FLAGS_USER_OPAQUE; 2776228753Smm flag = "opaque"; 2777228753Smm } 2778228753Smm else if (strcmp(name, "UserNoUnlink") == 0) { 2779228753Smm xar->xmlsts = FILE_FLAGS_USER_NOUNLINK; 2780228753Smm flag = "nouunlink"; 2781228753Smm } 2782228753Smm else if (strcmp(name, "SystemArchived") == 0) { 2783228753Smm xar->xmlsts = FILE_FLAGS_SYS_ARCHIVED; 2784228753Smm flag = "archived"; 2785228753Smm } 2786228753Smm else if (strcmp(name, "SystemImmutable") == 0) { 2787228753Smm xar->xmlsts = FILE_FLAGS_SYS_IMMUTABLE; 2788228753Smm flag = "simmutable"; 2789228753Smm } 2790228753Smm else if (strcmp(name, "SystemAppend") == 0) { 2791228753Smm xar->xmlsts = FILE_FLAGS_SYS_APPEND; 2792228753Smm flag = "sappend"; 2793228753Smm } 2794228753Smm else if (strcmp(name, "SystemNoUnlink") == 0) { 2795228753Smm xar->xmlsts = FILE_FLAGS_SYS_NOUNLINK; 2796228753Smm flag = "nosunlink"; 2797228753Smm } 2798228753Smm else if (strcmp(name, "SystemSnapshot") == 0) { 2799228753Smm xar->xmlsts = FILE_FLAGS_SYS_SNAPSHOT; 2800228753Smm flag = "snapshot"; 2801228753Smm } 2802228753Smm 2803228753Smm if (flag == NULL) 2804228753Smm return (0); 2805228753Smm xar->file->has |= HAS_FFLAGS; 2806228753Smm if (archive_strlen(&(xar->file->fflags_text)) > 0) 2807228753Smm archive_strappend_char(&(xar->file->fflags_text), ','); 2808228753Smm archive_strcat(&(xar->file->fflags_text), flag); 2809228753Smm return (1); 2810228753Smm} 2811228753Smm 2812228753Smm/* 2813228753Smm * Linux file flags. 2814228753Smm */ 2815228753Smmstatic int 2816228753Smmxml_parse_file_ext2(struct xar *xar, const char *name) 2817228753Smm{ 2818228753Smm const char *flag = NULL; 2819228753Smm 2820228753Smm if (strcmp(name, "SecureDeletion") == 0) { 2821228753Smm xar->xmlsts = FILE_EXT2_SecureDeletion; 2822228753Smm flag = "securedeletion"; 2823228753Smm } 2824228753Smm else if (strcmp(name, "Undelete") == 0) { 2825228753Smm xar->xmlsts = FILE_EXT2_Undelete; 2826228753Smm flag = "nouunlink"; 2827228753Smm } 2828228753Smm else if (strcmp(name, "Compress") == 0) { 2829228753Smm xar->xmlsts = FILE_EXT2_Compress; 2830228753Smm flag = "compress"; 2831228753Smm } 2832228753Smm else if (strcmp(name, "Synchronous") == 0) { 2833228753Smm xar->xmlsts = FILE_EXT2_Synchronous; 2834228753Smm flag = "sync"; 2835228753Smm } 2836228753Smm else if (strcmp(name, "Immutable") == 0) { 2837228753Smm xar->xmlsts = FILE_EXT2_Immutable; 2838228753Smm flag = "simmutable"; 2839228753Smm } 2840228753Smm else if (strcmp(name, "AppendOnly") == 0) { 2841228753Smm xar->xmlsts = FILE_EXT2_AppendOnly; 2842228753Smm flag = "sappend"; 2843228753Smm } 2844228753Smm else if (strcmp(name, "NoDump") == 0) { 2845228753Smm xar->xmlsts = FILE_EXT2_NoDump; 2846228753Smm flag = "nodump"; 2847228753Smm } 2848228753Smm else if (strcmp(name, "NoAtime") == 0) { 2849228753Smm xar->xmlsts = FILE_EXT2_NoAtime; 2850228753Smm flag = "noatime"; 2851228753Smm } 2852228753Smm else if (strcmp(name, "CompDirty") == 0) { 2853228753Smm xar->xmlsts = FILE_EXT2_CompDirty; 2854228753Smm flag = "compdirty"; 2855228753Smm } 2856228753Smm else if (strcmp(name, "CompBlock") == 0) { 2857228753Smm xar->xmlsts = FILE_EXT2_CompBlock; 2858228753Smm flag = "comprblk"; 2859228753Smm } 2860228753Smm else if (strcmp(name, "NoCompBlock") == 0) { 2861228753Smm xar->xmlsts = FILE_EXT2_NoCompBlock; 2862228753Smm flag = "nocomprblk"; 2863228753Smm } 2864228753Smm else if (strcmp(name, "CompError") == 0) { 2865228753Smm xar->xmlsts = FILE_EXT2_CompError; 2866228753Smm flag = "comperr"; 2867228753Smm } 2868228753Smm else if (strcmp(name, "BTree") == 0) { 2869228753Smm xar->xmlsts = FILE_EXT2_BTree; 2870228753Smm flag = "btree"; 2871228753Smm } 2872228753Smm else if (strcmp(name, "HashIndexed") == 0) { 2873228753Smm xar->xmlsts = FILE_EXT2_HashIndexed; 2874228753Smm flag = "hashidx"; 2875228753Smm } 2876228753Smm else if (strcmp(name, "iMagic") == 0) { 2877228753Smm xar->xmlsts = FILE_EXT2_iMagic; 2878228753Smm flag = "imagic"; 2879228753Smm } 2880228753Smm else if (strcmp(name, "Journaled") == 0) { 2881228753Smm xar->xmlsts = FILE_EXT2_Journaled; 2882228753Smm flag = "journal"; 2883228753Smm } 2884228753Smm else if (strcmp(name, "NoTail") == 0) { 2885228753Smm xar->xmlsts = FILE_EXT2_NoTail; 2886228753Smm flag = "notail"; 2887228753Smm } 2888228753Smm else if (strcmp(name, "DirSync") == 0) { 2889228753Smm xar->xmlsts = FILE_EXT2_DirSync; 2890228753Smm flag = "dirsync"; 2891228753Smm } 2892228753Smm else if (strcmp(name, "TopDir") == 0) { 2893228753Smm xar->xmlsts = FILE_EXT2_TopDir; 2894228753Smm flag = "topdir"; 2895228753Smm } 2896228753Smm else if (strcmp(name, "Reserved") == 0) { 2897228753Smm xar->xmlsts = FILE_EXT2_Reserved; 2898228753Smm flag = "reserved"; 2899228753Smm } 2900228753Smm 2901228753Smm if (flag == NULL) 2902228753Smm return (0); 2903228753Smm if (archive_strlen(&(xar->file->fflags_text)) > 0) 2904228753Smm archive_strappend_char(&(xar->file->fflags_text), ','); 2905228753Smm archive_strcat(&(xar->file->fflags_text), flag); 2906228753Smm return (1); 2907228753Smm} 2908228753Smm 2909228753Smm#ifdef HAVE_LIBXML_XMLREADER_H 2910228753Smm 2911228753Smmstatic int 2912228753Smmxml2_xmlattr_setup(struct xmlattr_list *list, xmlTextReaderPtr reader) 2913228753Smm{ 2914228753Smm struct xmlattr *attr; 2915228753Smm int r; 2916228753Smm 2917228753Smm list->first = NULL; 2918228753Smm list->last = &(list->first); 2919228753Smm r = xmlTextReaderMoveToFirstAttribute(reader); 2920228753Smm while (r == 1) { 2921228753Smm attr = malloc(sizeof*(attr)); 2922228753Smm if (attr == NULL) 2923228753Smm __archive_errx(1, "Out of memory"); 2924228753Smm attr->name = strdup( 2925228753Smm (const char *)xmlTextReaderConstLocalName(reader)); 2926228753Smm if (attr->name == NULL) 2927228753Smm __archive_errx(1, "Out of memory"); 2928228753Smm attr->value = strdup( 2929228753Smm (const char *)xmlTextReaderConstValue(reader)); 2930228753Smm if (attr->value == NULL) 2931228753Smm __archive_errx(1, "Out of memory"); 2932228753Smm attr->next = NULL; 2933228753Smm *list->last = attr; 2934228753Smm list->last = &(attr->next); 2935228753Smm r = xmlTextReaderMoveToNextAttribute(reader); 2936228753Smm } 2937228753Smm return (r); 2938228753Smm} 2939228753Smm 2940228753Smmstatic int 2941228753Smmxml2_read_cb(void *context, char *buffer, int len) 2942228753Smm{ 2943228753Smm struct archive_read *a; 2944228753Smm struct xar *xar; 2945228753Smm const void *d; 2946228753Smm size_t outbytes; 2947228753Smm size_t used; 2948228753Smm int r; 2949228753Smm 2950228753Smm a = (struct archive_read *)context; 2951228753Smm xar = (struct xar *)(a->format->data); 2952228753Smm 2953228753Smm if (xar->toc_remaining <= 0) 2954228753Smm return (0); 2955228753Smm d = buffer; 2956228753Smm outbytes = len; 2957228753Smm r = rd_contents(a, &d, &outbytes, &used, xar->toc_remaining); 2958228753Smm if (r != ARCHIVE_OK) 2959228753Smm return (r); 2960228753Smm __archive_read_consume(a, used); 2961228753Smm xar->toc_remaining -= used; 2962228753Smm xar->offset += used; 2963228753Smm xar->toc_total += outbytes; 2964228753Smm PRINT_TOC(buffer, len); 2965228753Smm 2966228753Smm return ((int)outbytes); 2967228753Smm} 2968228753Smm 2969228753Smmstatic int 2970228753Smmxml2_close_cb(void *context) 2971228753Smm{ 2972228753Smm 2973228753Smm (void)context; /* UNUSED */ 2974228753Smm return (0); 2975228753Smm} 2976228753Smm 2977228753Smmstatic void 2978228753Smmxml2_error_hdr(void *arg, const char *msg, xmlParserSeverities severity, 2979228753Smm xmlTextReaderLocatorPtr locator) 2980228753Smm{ 2981228753Smm struct archive_read *a; 2982228753Smm 2983228753Smm (void)locator; /* UNUSED */ 2984228753Smm a = (struct archive_read *)arg; 2985228753Smm switch (severity) { 2986228753Smm case XML_PARSER_SEVERITY_VALIDITY_WARNING: 2987228753Smm case XML_PARSER_SEVERITY_WARNING: 2988228753Smm archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC, 2989228753Smm "XML Parsing error: %s", msg); 2990228753Smm break; 2991228753Smm case XML_PARSER_SEVERITY_VALIDITY_ERROR: 2992228753Smm case XML_PARSER_SEVERITY_ERROR: 2993228753Smm archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC, 2994228753Smm "XML Parsing error: %s", msg); 2995228753Smm break; 2996228753Smm } 2997228753Smm} 2998228753Smm 2999228753Smmstatic int 3000228753Smmxml2_read_toc(struct archive_read *a) 3001228753Smm{ 3002228753Smm xmlTextReaderPtr reader; 3003228753Smm struct xmlattr_list list; 3004228753Smm int r; 3005228753Smm 3006228753Smm reader = xmlReaderForIO(xml2_read_cb, xml2_close_cb, a, NULL, NULL, 0); 3007228753Smm if (reader == NULL) { 3008228753Smm archive_set_error(&a->archive, ENOMEM, 3009228753Smm "Couldn't allocate memory for xml parser"); 3010228753Smm return (ARCHIVE_FATAL); 3011228753Smm } 3012228753Smm xmlTextReaderSetErrorHandler(reader, xml2_error_hdr, a); 3013228753Smm 3014228753Smm while ((r = xmlTextReaderRead(reader)) == 1) { 3015228753Smm const char *name, *value; 3016228753Smm int type, empty; 3017228753Smm 3018228753Smm type = xmlTextReaderNodeType(reader); 3019228753Smm name = (const char *)xmlTextReaderConstLocalName(reader); 3020228753Smm switch (type) { 3021228753Smm case XML_READER_TYPE_ELEMENT: 3022228753Smm empty = xmlTextReaderIsEmptyElement(reader); 3023228753Smm r = xml2_xmlattr_setup(&list, reader); 3024228753Smm if (r == 0) { 3025228753Smm xml_start(a, name, &list); 3026228753Smm xmlattr_cleanup(&list); 3027228753Smm if (empty) 3028228753Smm xml_end(a, name); 3029228753Smm } 3030228753Smm break; 3031228753Smm case XML_READER_TYPE_END_ELEMENT: 3032228753Smm xml_end(a, name); 3033228753Smm break; 3034228753Smm case XML_READER_TYPE_TEXT: 3035228753Smm value = (const char *)xmlTextReaderConstValue(reader); 3036228753Smm xml_data(a, value, strlen(value)); 3037228753Smm break; 3038228753Smm case XML_READER_TYPE_SIGNIFICANT_WHITESPACE: 3039228753Smm default: 3040228753Smm break; 3041228753Smm } 3042228753Smm if (r < 0) 3043228753Smm break; 3044228753Smm } 3045228753Smm xmlFreeTextReader(reader); 3046228753Smm xmlCleanupParser(); 3047228753Smm 3048228753Smm return ((r == 0)?ARCHIVE_OK:ARCHIVE_FATAL); 3049228753Smm} 3050228753Smm 3051228753Smm#elif defined(HAVE_BSDXML_H) || defined(HAVE_EXPAT_H) 3052228753Smm 3053228753Smmstatic void 3054228753Smmexpat_xmlattr_setup(struct xmlattr_list *list, const XML_Char **atts) 3055228753Smm{ 3056228753Smm struct xmlattr *attr; 3057228753Smm 3058228753Smm list->first = NULL; 3059228753Smm list->last = &(list->first); 3060228753Smm if (atts == NULL) 3061228753Smm return; 3062228753Smm while (atts[0] != NULL && atts[1] != NULL) { 3063228753Smm attr = malloc(sizeof*(attr)); 3064228753Smm if (attr == NULL) 3065228753Smm __archive_errx(1, "Out of memory"); 3066228753Smm attr->name = strdup(atts[0]); 3067228753Smm if (attr->name == NULL) 3068228753Smm __archive_errx(1, "Out of memory"); 3069228753Smm attr->value = strdup(atts[1]); 3070228753Smm if (attr->value == NULL) 3071228753Smm __archive_errx(1, "Out of memory"); 3072228753Smm attr->next = NULL; 3073228753Smm *list->last = attr; 3074228753Smm list->last = &(attr->next); 3075228753Smm atts += 2; 3076228753Smm } 3077228753Smm} 3078228753Smm 3079228753Smmstatic void 3080228753Smmexpat_start_cb(void *userData, const XML_Char *name, const XML_Char **atts) 3081228753Smm{ 3082228753Smm struct xmlattr_list list; 3083228753Smm 3084228753Smm expat_xmlattr_setup(&list, atts); 3085228753Smm xml_start(userData, (const char *)name, &list); 3086228753Smm xmlattr_cleanup(&list); 3087228753Smm} 3088228753Smm 3089228753Smmstatic void 3090228753Smmexpat_end_cb(void *userData, const XML_Char *name) 3091228753Smm{ 3092228753Smm xml_end(userData, (const char *)name); 3093228753Smm} 3094228753Smm 3095228753Smmstatic void 3096228753Smmexpat_data_cb(void *userData, const XML_Char *s, int len) 3097228753Smm{ 3098228753Smm xml_data(userData, s, len); 3099228753Smm} 3100228753Smm 3101228753Smmstatic int 3102228753Smmexpat_read_toc(struct archive_read *a) 3103228753Smm{ 3104228753Smm struct xar *xar; 3105228753Smm XML_Parser parser; 3106228753Smm 3107228753Smm xar = (struct xar *)(a->format->data); 3108228753Smm 3109228753Smm /* Initialize XML Parser library. */ 3110228753Smm parser = XML_ParserCreate(NULL); 3111228753Smm if (parser == NULL) { 3112228753Smm archive_set_error(&a->archive, ENOMEM, 3113228753Smm "Couldn't allocate memory for xml parser"); 3114228753Smm return (ARCHIVE_FATAL); 3115228753Smm } 3116228753Smm XML_SetUserData(parser, a); 3117228753Smm XML_SetElementHandler(parser, expat_start_cb, expat_end_cb); 3118228753Smm XML_SetCharacterDataHandler(parser, expat_data_cb); 3119228753Smm xar->xmlsts = INIT; 3120228753Smm 3121228753Smm while (xar->toc_remaining) { 3122228753Smm enum XML_Status xr; 3123228753Smm const void *d; 3124228753Smm size_t outbytes; 3125228753Smm size_t used; 3126228753Smm int r; 3127228753Smm 3128228753Smm d = NULL; 3129228753Smm r = rd_contents(a, &d, &outbytes, &used, xar->toc_remaining); 3130228753Smm if (r != ARCHIVE_OK) 3131228753Smm return (r); 3132228753Smm __archive_read_consume(a, used); 3133228753Smm xar->toc_remaining -= used; 3134228753Smm xar->offset += used; 3135228753Smm xar->toc_total += outbytes; 3136228753Smm PRINT_TOC(d, outbytes); 3137228753Smm 3138228753Smm xr = XML_Parse(parser, d, outbytes, xar->toc_remaining == 0); 3139228753Smm if (xr == XML_STATUS_ERROR) { 3140228753Smm XML_ParserFree(parser); 3141228753Smm archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC, 3142228753Smm "XML Parsing failed"); 3143228753Smm return (ARCHIVE_FATAL); 3144228753Smm } 3145228753Smm } 3146228753Smm XML_ParserFree(parser); 3147228753Smm return (ARCHIVE_OK); 3148228753Smm} 3149228753Smm#endif /* defined(HAVE_BSDXML_H) || defined(HAVE_EXPAT_H) */ 3150228753Smm 3151228753Smm#endif /* Support xar format */ 3152