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/*-
* Copyright (c) 2008 Joerg Sonnenberger
* Copyright (c) 2009-2012 Michihiro NAKAJIMA
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "archive_platform.h"
__FBSDID("$FreeBSD: head/lib/libarchive/archive_write_set_format_mtree.c 201171 2009-12-29 06:39:07Z kientzle $");
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include "archive.h"
#include "archive_digest_private.h"
#include "archive_entry.h"
#include "archive_private.h"
#include "archive_rb.h"
#include "archive_string.h"
#include "archive_write_private.h"
#define INDENTNAMELEN 15
#define MAXLINELEN 80
#define SET_KEYS \
(F_FLAGS | F_GID | F_GNAME | F_MODE | F_TYPE | F_UID | F_UNAME)
struct attr_counter {
struct attr_counter *prev;
struct attr_counter *next;
struct mtree_entry *m_entry;
int count;
};
struct att_counter_set {
struct attr_counter *uid_list;
struct attr_counter *gid_list;
struct attr_counter *mode_list;
struct attr_counter *flags_list;
};
struct mtree_chain {
struct mtree_entry *first;
struct mtree_entry **last;
};
/*
* The Data only for a directory file.
*/
struct dir_info {
struct archive_rb_tree rbtree;
struct mtree_chain children;
struct mtree_entry *chnext;
int virtual;
};
/*
* The Data only for a regular file.
*/
struct reg_info {
int compute_sum;
uint32_t crc;
#ifdef ARCHIVE_HAS_MD5
unsigned char buf_md5[16];
#endif
#ifdef ARCHIVE_HAS_RMD160
unsigned char buf_rmd160[20];
#endif
#ifdef ARCHIVE_HAS_SHA1
unsigned char buf_sha1[20];
#endif
#ifdef ARCHIVE_HAS_SHA256
unsigned char buf_sha256[32];
#endif
#ifdef ARCHIVE_HAS_SHA384
unsigned char buf_sha384[48];
#endif
#ifdef ARCHIVE_HAS_SHA512
unsigned char buf_sha512[64];
#endif
};
struct mtree_entry {
struct archive_rb_node rbnode;
struct mtree_entry *next;
struct mtree_entry *parent;
struct dir_info *dir_info;
struct reg_info *reg_info;
struct archive_string parentdir;
struct archive_string basename;
struct archive_string pathname;
struct archive_string symlink;
struct archive_string uname;
struct archive_string gname;
struct archive_string fflags_text;
unsigned int nlink;
mode_t filetype;
mode_t mode;
int64_t size;
int64_t uid;
int64_t gid;
time_t mtime;
long mtime_nsec;
unsigned long fflags_set;
unsigned long fflags_clear;
dev_t rdevmajor;
dev_t rdevminor;
dev_t devmajor;
dev_t devminor;
int64_t ino;
};
struct mtree_writer {
struct mtree_entry *mtree_entry;
struct mtree_entry *root;
struct mtree_entry *cur_dirent;
struct archive_string cur_dirstr;
struct mtree_chain file_list;
struct archive_string ebuf;
struct archive_string buf;
int first;
uint64_t entry_bytes_remaining;
/*
* Set global value.
*/
struct {
int processing;
mode_t type;
int keys;
int64_t uid;
int64_t gid;
mode_t mode;
unsigned long fflags_set;
unsigned long fflags_clear;
} set;
struct att_counter_set acs;
int classic;
int depth;
/* check sum */
int compute_sum;
uint32_t crc;
uint64_t crc_len;
#ifdef ARCHIVE_HAS_MD5
archive_md5_ctx md5ctx;
#endif
#ifdef ARCHIVE_HAS_RMD160
archive_rmd160_ctx rmd160ctx;
#endif
#ifdef ARCHIVE_HAS_SHA1
archive_sha1_ctx sha1ctx;
#endif
#ifdef ARCHIVE_HAS_SHA256
archive_sha256_ctx sha256ctx;
#endif
#ifdef ARCHIVE_HAS_SHA384
archive_sha384_ctx sha384ctx;
#endif
#ifdef ARCHIVE_HAS_SHA512
archive_sha512_ctx sha512ctx;
#endif
/* Keyword options */
int keys;
#define F_CKSUM 0x00000001 /* check sum */
#define F_DEV 0x00000002 /* device type */
#define F_DONE 0x00000004 /* directory done */
#define F_FLAGS 0x00000008 /* file flags */
#define F_GID 0x00000010 /* gid */
#define F_GNAME 0x00000020 /* group name */
#define F_IGN 0x00000040 /* ignore */
#define F_MAGIC 0x00000080 /* name has magic chars */
#define F_MD5 0x00000100 /* MD5 digest */
#define F_MODE 0x00000200 /* mode */
#define F_NLINK 0x00000400 /* number of links */
#define F_NOCHANGE 0x00000800 /* If owner/mode "wrong", do
* not change */
#define F_OPT 0x00001000 /* existence optional */
#define F_RMD160 0x00002000 /* RIPEMD160 digest */
#define F_SHA1 0x00004000 /* SHA-1 digest */
#define F_SIZE 0x00008000 /* size */
#define F_SLINK 0x00010000 /* symbolic link */
#define F_TAGS 0x00020000 /* tags */
#define F_TIME 0x00040000 /* modification time */
#define F_TYPE 0x00080000 /* file type */
#define F_UID 0x00100000 /* uid */
#define F_UNAME 0x00200000 /* user name */
#define F_VISIT 0x00400000 /* file visited */
#define F_SHA256 0x00800000 /* SHA-256 digest */
#define F_SHA384 0x01000000 /* SHA-384 digest */
#define F_SHA512 0x02000000 /* SHA-512 digest */
#define F_INO 0x04000000 /* inode number */
#define F_RESDEV 0x08000000 /* device ID on which the
* entry resides */
/* Options */
int dironly; /* If it is set, ignore all files except
* directory files, like mtree(8) -d option. */
int indent; /* If it is set, indent output data. */
int output_global_set; /* If it is set, use /set keyword to set
* global values. When generating mtree
* classic format, it is set by default. */
};
#define DEFAULT_KEYS (F_DEV | F_FLAGS | F_GID | F_GNAME | F_SLINK | F_MODE\
| F_NLINK | F_SIZE | F_TIME | F_TYPE | F_UID\
| F_UNAME)
#define attr_counter_set_reset attr_counter_set_free
static void attr_counter_free(struct attr_counter **);
static int attr_counter_inc(struct attr_counter **, struct attr_counter *,
struct attr_counter *, struct mtree_entry *);
static struct attr_counter * attr_counter_new(struct mtree_entry *,
struct attr_counter *);
static int attr_counter_set_collect(struct mtree_writer *,
struct mtree_entry *);
static void attr_counter_set_free(struct mtree_writer *);
static int get_global_set_keys(struct mtree_writer *, struct mtree_entry *);
static int mtree_entry_add_child_tail(struct mtree_entry *,
struct mtree_entry *);
static int mtree_entry_create_virtual_dir(struct archive_write *, const char *,
struct mtree_entry **);
static int mtree_entry_cmp_node(const struct archive_rb_node *,
const struct archive_rb_node *);
static int mtree_entry_cmp_key(const struct archive_rb_node *, const void *);
static int mtree_entry_exchange_same_entry(struct archive_write *,
struct mtree_entry *, struct mtree_entry *);
static void mtree_entry_free(struct mtree_entry *);
static int mtree_entry_new(struct archive_write *, struct archive_entry *,
struct mtree_entry **);
static void mtree_entry_register_free(struct mtree_writer *);
static void mtree_entry_register_init(struct mtree_writer *);
static int mtree_entry_setup_filenames(struct archive_write *,
struct mtree_entry *, struct archive_entry *);
static int mtree_entry_tree_add(struct archive_write *, struct mtree_entry **);
static void sum_init(struct mtree_writer *);
static void sum_update(struct mtree_writer *, const void *, size_t);
static void sum_final(struct mtree_writer *, struct reg_info *);
static void sum_write(struct archive_string *, struct reg_info *);
static int write_mtree_entry(struct archive_write *, struct mtree_entry *);
static int write_dot_dot_entry(struct archive_write *, struct mtree_entry *);
#define COMPUTE_CRC(var, ch) (var) = (var) << 8 ^ crctab[(var) >> 24 ^ (ch)]
static const uint32_t crctab[] = {
0x0,
0x04c11db7, 0x09823b6e, 0x0d4326d9, 0x130476dc, 0x17c56b6b,
0x1a864db2, 0x1e475005, 0x2608edb8, 0x22c9f00f, 0x2f8ad6d6,
0x2b4bcb61, 0x350c9b64, 0x31cd86d3, 0x3c8ea00a, 0x384fbdbd,
0x4c11db70, 0x48d0c6c7, 0x4593e01e, 0x4152fda9, 0x5f15adac,
0x5bd4b01b, 0x569796c2, 0x52568b75, 0x6a1936c8, 0x6ed82b7f,
0x639b0da6, 0x675a1011, 0x791d4014, 0x7ddc5da3, 0x709f7b7a,
0x745e66cd, 0x9823b6e0, 0x9ce2ab57, 0x91a18d8e, 0x95609039,
0x8b27c03c, 0x8fe6dd8b, 0x82a5fb52, 0x8664e6e5, 0xbe2b5b58,
0xbaea46ef, 0xb7a96036, 0xb3687d81, 0xad2f2d84, 0xa9ee3033,
0xa4ad16ea, 0xa06c0b5d, 0xd4326d90, 0xd0f37027, 0xddb056fe,
0xd9714b49, 0xc7361b4c, 0xc3f706fb, 0xceb42022, 0xca753d95,
0xf23a8028, 0xf6fb9d9f, 0xfbb8bb46, 0xff79a6f1, 0xe13ef6f4,
0xe5ffeb43, 0xe8bccd9a, 0xec7dd02d, 0x34867077, 0x30476dc0,
0x3d044b19, 0x39c556ae, 0x278206ab, 0x23431b1c, 0x2e003dc5,
0x2ac12072, 0x128e9dcf, 0x164f8078, 0x1b0ca6a1, 0x1fcdbb16,
0x018aeb13, 0x054bf6a4, 0x0808d07d, 0x0cc9cdca, 0x7897ab07,
0x7c56b6b0, 0x71159069, 0x75d48dde, 0x6b93dddb, 0x6f52c06c,
0x6211e6b5, 0x66d0fb02, 0x5e9f46bf, 0x5a5e5b08, 0x571d7dd1,
0x53dc6066, 0x4d9b3063, 0x495a2dd4, 0x44190b0d, 0x40d816ba,
0xaca5c697, 0xa864db20, 0xa527fdf9, 0xa1e6e04e, 0xbfa1b04b,
0xbb60adfc, 0xb6238b25, 0xb2e29692, 0x8aad2b2f, 0x8e6c3698,
0x832f1041, 0x87ee0df6, 0x99a95df3, 0x9d684044, 0x902b669d,
0x94ea7b2a, 0xe0b41de7, 0xe4750050, 0xe9362689, 0xedf73b3e,
0xf3b06b3b, 0xf771768c, 0xfa325055, 0xfef34de2, 0xc6bcf05f,
0xc27dede8, 0xcf3ecb31, 0xcbffd686, 0xd5b88683, 0xd1799b34,
0xdc3abded, 0xd8fba05a, 0x690ce0ee, 0x6dcdfd59, 0x608edb80,
0x644fc637, 0x7a089632, 0x7ec98b85, 0x738aad5c, 0x774bb0eb,
0x4f040d56, 0x4bc510e1, 0x46863638, 0x42472b8f, 0x5c007b8a,
0x58c1663d, 0x558240e4, 0x51435d53, 0x251d3b9e, 0x21dc2629,
0x2c9f00f0, 0x285e1d47, 0x36194d42, 0x32d850f5, 0x3f9b762c,
0x3b5a6b9b, 0x0315d626, 0x07d4cb91, 0x0a97ed48, 0x0e56f0ff,
0x1011a0fa, 0x14d0bd4d, 0x19939b94, 0x1d528623, 0xf12f560e,
0xf5ee4bb9, 0xf8ad6d60, 0xfc6c70d7, 0xe22b20d2, 0xe6ea3d65,
0xeba91bbc, 0xef68060b, 0xd727bbb6, 0xd3e6a601, 0xdea580d8,
0xda649d6f, 0xc423cd6a, 0xc0e2d0dd, 0xcda1f604, 0xc960ebb3,
0xbd3e8d7e, 0xb9ff90c9, 0xb4bcb610, 0xb07daba7, 0xae3afba2,
0xaafbe615, 0xa7b8c0cc, 0xa379dd7b, 0x9b3660c6, 0x9ff77d71,
0x92b45ba8, 0x9675461f, 0x8832161a, 0x8cf30bad, 0x81b02d74,
0x857130c3, 0x5d8a9099, 0x594b8d2e, 0x5408abf7, 0x50c9b640,
0x4e8ee645, 0x4a4ffbf2, 0x470cdd2b, 0x43cdc09c, 0x7b827d21,
0x7f436096, 0x7200464f, 0x76c15bf8, 0x68860bfd, 0x6c47164a,
0x61043093, 0x65c52d24, 0x119b4be9, 0x155a565e, 0x18197087,
0x1cd86d30, 0x029f3d35, 0x065e2082, 0x0b1d065b, 0x0fdc1bec,
0x3793a651, 0x3352bbe6, 0x3e119d3f, 0x3ad08088, 0x2497d08d,
0x2056cd3a, 0x2d15ebe3, 0x29d4f654, 0xc5a92679, 0xc1683bce,
0xcc2b1d17, 0xc8ea00a0, 0xd6ad50a5, 0xd26c4d12, 0xdf2f6bcb,
0xdbee767c, 0xe3a1cbc1, 0xe760d676, 0xea23f0af, 0xeee2ed18,
0xf0a5bd1d, 0xf464a0aa, 0xf9278673, 0xfde69bc4, 0x89b8fd09,
0x8d79e0be, 0x803ac667, 0x84fbdbd0, 0x9abc8bd5, 0x9e7d9662,
0x933eb0bb, 0x97ffad0c, 0xafb010b1, 0xab710d06, 0xa6322bdf,
0xa2f33668, 0xbcb4666d, 0xb8757bda, 0xb5365d03, 0xb1f740b4
};
static const unsigned char safe_char[256] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 00 - 0F */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 10 - 1F */
/* !"$%&'()*+,-./ EXCLUSION:0x20( ) 0x23(#) */
0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 20 - 2F */
/* 0123456789:;<>? EXCLUSION:0x3d(=) */
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, /* 30 - 3F */
/* @ABCDEFGHIJKLMNO */
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 40 - 4F */
/* PQRSTUVWXYZ[]^_ EXCLUSION:0x5c(\) */
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, /* 50 - 5F */
/* `abcdefghijklmno */
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 60 - 6F */
/* pqrstuvwxyz{|}~ */
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, /* 70 - 7F */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 80 - 8F */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 90 - 9F */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* A0 - AF */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* B0 - BF */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* C0 - CF */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* D0 - DF */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* E0 - EF */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* F0 - FF */
};
static void
mtree_quote(struct archive_string *s, const char *str)
{
const char *start;
char buf[4];
unsigned char c;
for (start = str; *str != '\0'; ++str) {
if (safe_char[*(const unsigned char *)str])
continue;
if (start != str)
archive_strncat(s, start, str - start);
c = (unsigned char)*str;
buf[0] = '\\';
buf[1] = (c / 64) + '0';
buf[2] = (c / 8 % 8) + '0';
buf[3] = (c % 8) + '0';
archive_strncat(s, buf, 4);
start = str + 1;
}
if (start != str)
archive_strncat(s, start, str - start);
}
/*
* Indent a line as mtree utility to be readable for people.
*/
static void
mtree_indent(struct mtree_writer *mtree)
{
int i, fn, nd, pd;
const char *r, *s, *x;
if (mtree->classic) {
if (mtree->indent) {
nd = 0;
pd = mtree->depth * 4;
} else {
nd = mtree->depth?4:0;
pd = 0;
}
} else
nd = pd = 0;
fn = 1;
s = r = mtree->ebuf.s;
x = NULL;
while (*r == ' ')
r++;
while ((r = strchr(r, ' ')) != NULL) {
if (fn) {
fn = 0;
for (i = 0; i < nd + pd; i++)
archive_strappend_char(&mtree->buf, ' ');
archive_strncat(&mtree->buf, s, r - s);
if (nd + (r -s) > INDENTNAMELEN) {
archive_strncat(&mtree->buf, " \\\n", 3);
for (i = 0; i < (INDENTNAMELEN + 1 + pd); i++)
archive_strappend_char(&mtree->buf, ' ');
} else {
for (i = (int)(r -s + nd);
i < (INDENTNAMELEN + 1); i++)
archive_strappend_char(&mtree->buf, ' ');
}
s = ++r;
x = NULL;
continue;
}
if (pd + (r - s) <= MAXLINELEN - 3 - INDENTNAMELEN)
x = r++;
else {
if (x == NULL)
x = r;
archive_strncat(&mtree->buf, s, x - s);
archive_strncat(&mtree->buf, " \\\n", 3);
for (i = 0; i < (INDENTNAMELEN + 1 + pd); i++)
archive_strappend_char(&mtree->buf, ' ');
s = r = ++x;
x = NULL;
}
}
if (fn) {
for (i = 0; i < nd + pd; i++)
archive_strappend_char(&mtree->buf, ' ');
archive_strcat(&mtree->buf, s);
s += strlen(s);
}
if (x != NULL && pd + strlen(s) > MAXLINELEN - 3 - INDENTNAMELEN) {
/* Last keyword is longer. */
archive_strncat(&mtree->buf, s, x - s);
archive_strncat(&mtree->buf, " \\\n", 3);
for (i = 0; i < (INDENTNAMELEN + 1 + pd); i++)
archive_strappend_char(&mtree->buf, ' ');
s = ++x;
}
archive_strcat(&mtree->buf, s);
archive_string_empty(&mtree->ebuf);
}
/*
* Write /set keyword.
* Set most used value of uid,gid,mode and fflags, which are
* collected by attr_counter_set_collect() function.
*/
static void
write_global(struct mtree_writer *mtree)
{
struct archive_string setstr;
struct archive_string unsetstr;
struct att_counter_set *acs;
int keys, oldkeys, effkeys;
archive_string_init(&setstr);
archive_string_init(&unsetstr);
keys = mtree->keys & SET_KEYS;
oldkeys = mtree->set.keys;
effkeys = keys;
acs = &mtree->acs;
if (mtree->set.processing) {
/*
* Check if the global data needs updating.
*/
effkeys &= ~F_TYPE;
if (acs->uid_list == NULL)
effkeys &= ~(F_UNAME | F_UID);
else if (oldkeys & (F_UNAME | F_UID)) {
if (acs->uid_list->count < 2 ||
mtree->set.uid == acs->uid_list->m_entry->uid)
effkeys &= ~(F_UNAME | F_UID);
}
if (acs->gid_list == NULL)
effkeys &= ~(F_GNAME | F_GID);
else if (oldkeys & (F_GNAME | F_GID)) {
if (acs->gid_list->count < 2 ||
mtree->set.gid == acs->gid_list->m_entry->gid)
effkeys &= ~(F_GNAME | F_GID);
}
if (acs->mode_list == NULL)
effkeys &= ~F_MODE;
else if (oldkeys & F_MODE) {
if (acs->mode_list->count < 2 ||
mtree->set.mode == acs->mode_list->m_entry->mode)
effkeys &= ~F_MODE;
}
if (acs->flags_list == NULL)
effkeys &= ~F_FLAGS;
else if ((oldkeys & F_FLAGS) != 0) {
if (acs->flags_list->count < 2 ||
(acs->flags_list->m_entry->fflags_set ==
mtree->set.fflags_set &&
acs->flags_list->m_entry->fflags_clear ==
mtree->set.fflags_clear))
effkeys &= ~F_FLAGS;
}
} else {
if (acs->uid_list == NULL)
keys &= ~(F_UNAME | F_UID);
if (acs->gid_list == NULL)
keys &= ~(F_GNAME | F_GID);
if (acs->mode_list == NULL)
keys &= ~F_MODE;
if (acs->flags_list == NULL)
keys &= ~F_FLAGS;
}
if ((keys & effkeys & F_TYPE) != 0) {
if (mtree->dironly) {
archive_strcat(&setstr, " type=dir");
mtree->set.type = AE_IFDIR;
} else {
archive_strcat(&setstr, " type=file");
mtree->set.type = AE_IFREG;
}
}
if ((keys & effkeys & F_UNAME) != 0) {
if (archive_strlen(&(acs->uid_list->m_entry->uname)) > 0) {
archive_strcat(&setstr, " uname=");
mtree_quote(&setstr, acs->uid_list->m_entry->uname.s);
} else {
keys &= ~F_UNAME;
if ((oldkeys & F_UNAME) != 0)
archive_strcat(&unsetstr, " uname");
}
}
if ((keys & effkeys & F_UID) != 0) {
mtree->set.uid = acs->uid_list->m_entry->uid;
archive_string_sprintf(&setstr, " uid=%jd",
(intmax_t)mtree->set.uid);
}
if ((keys & effkeys & F_GNAME) != 0) {
if (archive_strlen(&(acs->gid_list->m_entry->gname)) > 0) {
archive_strcat(&setstr, " gname=");
mtree_quote(&setstr, acs->gid_list->m_entry->gname.s);
} else {
keys &= ~F_GNAME;
if ((oldkeys & F_GNAME) != 0)
archive_strcat(&unsetstr, " gname");
}
}
if ((keys & effkeys & F_GID) != 0) {
mtree->set.gid = acs->gid_list->m_entry->gid;
archive_string_sprintf(&setstr, " gid=%jd",
(intmax_t)mtree->set.gid);
}
if ((keys & effkeys & F_MODE) != 0) {
mtree->set.mode = acs->mode_list->m_entry->mode;
archive_string_sprintf(&setstr, " mode=%o",
(unsigned int)mtree->set.mode);
}
if ((keys & effkeys & F_FLAGS) != 0) {
if (archive_strlen(
&(acs->flags_list->m_entry->fflags_text)) > 0) {
archive_strcat(&setstr, " flags=");
mtree_quote(&setstr,
acs->flags_list->m_entry->fflags_text.s);
mtree->set.fflags_set =
acs->flags_list->m_entry->fflags_set;
mtree->set.fflags_clear =
acs->flags_list->m_entry->fflags_clear;
} else {
keys &= ~F_FLAGS;
if ((oldkeys & F_FLAGS) != 0)
archive_strcat(&unsetstr, " flags");
}
}
if (unsetstr.length > 0)
archive_string_sprintf(&mtree->buf, "/unset%s\n", unsetstr.s);
archive_string_free(&unsetstr);
if (setstr.length > 0)
archive_string_sprintf(&mtree->buf, "/set%s\n", setstr.s);
archive_string_free(&setstr);
mtree->set.keys = keys;
mtree->set.processing = 1;
}
static struct attr_counter *
attr_counter_new(struct mtree_entry *me, struct attr_counter *prev)
{
struct attr_counter *ac;
ac = malloc(sizeof(*ac));
if (ac != NULL) {
ac->prev = prev;
ac->next = NULL;
ac->count = 1;
ac->m_entry = me;
}
return (ac);
}
static void
attr_counter_free(struct attr_counter **top)
{
struct attr_counter *ac, *tac;
if (*top == NULL)
return;
ac = *top;
while (ac != NULL) {
tac = ac->next;
free(ac);
ac = tac;
}
*top = NULL;
}
static int
attr_counter_inc(struct attr_counter **top, struct attr_counter *ac,
struct attr_counter *last, struct mtree_entry *me)
{
struct attr_counter *pac;
if (ac != NULL) {
ac->count++;
if (*top == ac || ac->prev->count >= ac->count)
return (0);
for (pac = ac->prev; pac; pac = pac->prev) {
if (pac->count >= ac->count)
break;
}
ac->prev->next = ac->next;
if (ac->next != NULL)
ac->next->prev = ac->prev;
if (pac != NULL) {
ac->prev = pac;
ac->next = pac->next;
pac->next = ac;
if (ac->next != NULL)
ac->next->prev = ac;
} else {
ac->prev = NULL;
ac->next = *top;
*top = ac;
ac->next->prev = ac;
}
} else if (last != NULL) {
ac = attr_counter_new(me, last);
if (ac == NULL)
return (-1);
last->next = ac;
}
return (0);
}
/*
* Tabulate uid,gid,mode and fflags of a entry in order to be used for /set.
*/
static int
attr_counter_set_collect(struct mtree_writer *mtree, struct mtree_entry *me)
{
struct attr_counter *ac, *last;
struct att_counter_set *acs = &mtree->acs;
int keys = mtree->keys;
if (keys & (F_UNAME | F_UID)) {
if (acs->uid_list == NULL) {
acs->uid_list = attr_counter_new(me, NULL);
if (acs->uid_list == NULL)
return (-1);
} else {
last = NULL;
for (ac = acs->uid_list; ac; ac = ac->next) {
if (ac->m_entry->uid == me->uid)
break;
last = ac;
}
if (attr_counter_inc(&acs->uid_list, ac, last, me) < 0)
return (-1);
}
}
if (keys & (F_GNAME | F_GID)) {
if (acs->gid_list == NULL) {
acs->gid_list = attr_counter_new(me, NULL);
if (acs->gid_list == NULL)
return (-1);
} else {
last = NULL;
for (ac = acs->gid_list; ac; ac = ac->next) {
if (ac->m_entry->gid == me->gid)
break;
last = ac;
}
if (attr_counter_inc(&acs->gid_list, ac, last, me) < 0)
return (-1);
}
}
if (keys & F_MODE) {
if (acs->mode_list == NULL) {
acs->mode_list = attr_counter_new(me, NULL);
if (acs->mode_list == NULL)
return (-1);
} else {
last = NULL;
for (ac = acs->mode_list; ac; ac = ac->next) {
if (ac->m_entry->mode == me->mode)
break;
last = ac;
}
if (attr_counter_inc(&acs->mode_list, ac, last, me) < 0)
return (-1);
}
}
if (keys & F_FLAGS) {
if (acs->flags_list == NULL) {
acs->flags_list = attr_counter_new(me, NULL);
if (acs->flags_list == NULL)
return (-1);
} else {
last = NULL;
for (ac = acs->flags_list; ac; ac = ac->next) {
if (ac->m_entry->fflags_set == me->fflags_set &&
ac->m_entry->fflags_clear ==
me->fflags_clear)
break;
last = ac;
}
if (attr_counter_inc(&acs->flags_list, ac, last, me) < 0)
return (-1);
}
}
return (0);
}
static void
attr_counter_set_free(struct mtree_writer *mtree)
{
struct att_counter_set *acs = &mtree->acs;
attr_counter_free(&acs->uid_list);
attr_counter_free(&acs->gid_list);
attr_counter_free(&acs->mode_list);
attr_counter_free(&acs->flags_list);
}
static int
get_global_set_keys(struct mtree_writer *mtree, struct mtree_entry *me)
{
int keys;
keys = mtree->keys;
/*
* If a keyword has been set by /set, we do not need to
* output it.
*/
if (mtree->set.keys == 0)
return (keys);/* /set is not used. */
if ((mtree->set.keys & (F_GNAME | F_GID)) != 0 &&
mtree->set.gid == me->gid)
keys &= ~(F_GNAME | F_GID);
if ((mtree->set.keys & (F_UNAME | F_UID)) != 0 &&
mtree->set.uid == me->uid)
keys &= ~(F_UNAME | F_UID);
if (mtree->set.keys & F_FLAGS) {
if (mtree->set.fflags_set == me->fflags_set &&
mtree->set.fflags_clear == me->fflags_clear)
keys &= ~F_FLAGS;
}
if ((mtree->set.keys & F_MODE) != 0 && mtree->set.mode == me->mode)
keys &= ~F_MODE;
switch (me->filetype) {
case AE_IFLNK: case AE_IFSOCK: case AE_IFCHR:
case AE_IFBLK: case AE_IFIFO:
break;
case AE_IFDIR:
if ((mtree->set.keys & F_TYPE) != 0 &&
mtree->set.type == AE_IFDIR)
keys &= ~F_TYPE;
break;
case AE_IFREG:
default: /* Handle unknown file types as regular files. */
if ((mtree->set.keys & F_TYPE) != 0 &&
mtree->set.type == AE_IFREG)
keys &= ~F_TYPE;
break;
}
return (keys);
}
static int
mtree_entry_new(struct archive_write *a, struct archive_entry *entry,
struct mtree_entry **m_entry)
{
struct mtree_entry *me;
const char *s;
int r;
static const struct archive_rb_tree_ops rb_ops = {
mtree_entry_cmp_node, mtree_entry_cmp_key
};
me = calloc(1, sizeof(*me));
if (me == NULL) {
archive_set_error(&a->archive, ENOMEM,
"Can't allocate memory for a mtree entry");
*m_entry = NULL;
return (ARCHIVE_FATAL);
}
r = mtree_entry_setup_filenames(a, me, entry);
if (r < ARCHIVE_WARN) {
mtree_entry_free(me);
*m_entry = NULL;
return (r);
}
if ((s = archive_entry_symlink(entry)) != NULL)
archive_strcpy(&me->symlink, s);
me->nlink = archive_entry_nlink(entry);
me->filetype = archive_entry_filetype(entry);
me->mode = archive_entry_mode(entry) & 07777;
me->uid = archive_entry_uid(entry);
me->gid = archive_entry_gid(entry);
if ((s = archive_entry_uname(entry)) != NULL)
archive_strcpy(&me->uname, s);
if ((s = archive_entry_gname(entry)) != NULL)
archive_strcpy(&me->gname, s);
if ((s = archive_entry_fflags_text(entry)) != NULL)
archive_strcpy(&me->fflags_text, s);
archive_entry_fflags(entry, &me->fflags_set, &me->fflags_clear);
me->mtime = archive_entry_mtime(entry);
me->mtime_nsec = archive_entry_mtime_nsec(entry);
me->rdevmajor = archive_entry_rdevmajor(entry);
me->rdevminor = archive_entry_rdevminor(entry);
me->devmajor = archive_entry_devmajor(entry);
me->devminor = archive_entry_devminor(entry);
me->ino = archive_entry_ino(entry);
me->size = archive_entry_size(entry);
if (me->filetype == AE_IFDIR) {
me->dir_info = calloc(1, sizeof(*me->dir_info));
if (me->dir_info == NULL) {
mtree_entry_free(me);
archive_set_error(&a->archive, ENOMEM,
"Can't allocate memory for a mtree entry");
*m_entry = NULL;
return (ARCHIVE_FATAL);
}
__archive_rb_tree_init(&me->dir_info->rbtree, &rb_ops);
me->dir_info->children.first = NULL;
me->dir_info->children.last = &(me->dir_info->children.first);
me->dir_info->chnext = NULL;
} else if (me->filetype == AE_IFREG) {
me->reg_info = calloc(1, sizeof(*me->reg_info));
if (me->reg_info == NULL) {
mtree_entry_free(me);
archive_set_error(&a->archive, ENOMEM,
"Can't allocate memory for a mtree entry");
*m_entry = NULL;
return (ARCHIVE_FATAL);
}
me->reg_info->compute_sum = 0;
}
*m_entry = me;
return (ARCHIVE_OK);
}
static void
mtree_entry_free(struct mtree_entry *me)
{
archive_string_free(&me->parentdir);
archive_string_free(&me->basename);
archive_string_free(&me->pathname);
archive_string_free(&me->symlink);
archive_string_free(&me->uname);
archive_string_free(&me->gname);
archive_string_free(&me->fflags_text);
free(me->dir_info);
free(me->reg_info);
free(me);
}
static int
archive_write_mtree_header(struct archive_write *a,
struct archive_entry *entry)
{
struct mtree_writer *mtree= a->format_data;
struct mtree_entry *mtree_entry;
int r, r2;
if (mtree->first) {
mtree->first = 0;
archive_strcat(&mtree->buf, "#mtree\n");
if ((mtree->keys & SET_KEYS) == 0)
mtree->output_global_set = 0;/* Disabled. */
}
mtree->entry_bytes_remaining = archive_entry_size(entry);
/* While directory only mode, we do not handle non directory files. */
if (mtree->dironly && archive_entry_filetype(entry) != AE_IFDIR)
return (ARCHIVE_OK);
r2 = mtree_entry_new(a, entry, &mtree_entry);
if (r2 < ARCHIVE_WARN)
return (r2);
r = mtree_entry_tree_add(a, &mtree_entry);
if (r < ARCHIVE_WARN) {
mtree_entry_free(mtree_entry);
return (r);
}
mtree->mtree_entry = mtree_entry;
/* If the current file is a regular file, we have to
* compute the sum of its content.
* Initialize a bunch of sum check context. */
if (mtree_entry->reg_info)
sum_init(mtree);
return (r2);
}
static int
write_mtree_entry(struct archive_write *a, struct mtree_entry *me)
{
struct mtree_writer *mtree = a->format_data;
struct archive_string *str;
int keys, ret;
if (me->dir_info) {
if (mtree->classic) {
/*
* Output a comment line to describe the full
* pathname of the entry as mtree utility does
* while generating classic format.
*/
if (!mtree->dironly)
archive_strappend_char(&mtree->buf, '\n');
if (me->parentdir.s)
archive_string_sprintf(&mtree->buf,
"# %s/%s\n",
me->parentdir.s, me->basename.s);
else
archive_string_sprintf(&mtree->buf,
"# %s\n",
me->basename.s);
}
if (mtree->output_global_set)
write_global(mtree);
}
archive_string_empty(&mtree->ebuf);
str = (mtree->indent || mtree->classic)? &mtree->ebuf : &mtree->buf;
if (!mtree->classic && me->parentdir.s) {
/*
* If generating format is not classic one(v1), output
* a full pathname.
*/
mtree_quote(str, me->parentdir.s);
archive_strappend_char(str, '/');
}
mtree_quote(str, me->basename.s);
keys = get_global_set_keys(mtree, me);
if ((keys & F_NLINK) != 0 &&
me->nlink != 1 && me->filetype != AE_IFDIR)
archive_string_sprintf(str, " nlink=%u", me->nlink);
if ((keys & F_GNAME) != 0 && archive_strlen(&me->gname) > 0) {
archive_strcat(str, " gname=");
mtree_quote(str, me->gname.s);
}
if ((keys & F_UNAME) != 0 && archive_strlen(&me->uname) > 0) {
archive_strcat(str, " uname=");
mtree_quote(str, me->uname.s);
}
if ((keys & F_FLAGS) != 0) {
if (archive_strlen(&me->fflags_text) > 0) {
archive_strcat(str, " flags=");
mtree_quote(str, me->fflags_text.s);
} else if (mtree->set.processing &&
(mtree->set.keys & F_FLAGS) != 0)
/* Overwrite the global parameter. */
archive_strcat(str, " flags=none");
}
if ((keys & F_TIME) != 0)
archive_string_sprintf(str, " time=%jd.%jd",
(intmax_t)me->mtime, (intmax_t)me->mtime_nsec);
if ((keys & F_MODE) != 0)
archive_string_sprintf(str, " mode=%o", (unsigned int)me->mode);
if ((keys & F_GID) != 0)
archive_string_sprintf(str, " gid=%jd", (intmax_t)me->gid);
if ((keys & F_UID) != 0)
archive_string_sprintf(str, " uid=%jd", (intmax_t)me->uid);
if ((keys & F_INO) != 0)
archive_string_sprintf(str, " inode=%jd", (intmax_t)me->ino);
if ((keys & F_RESDEV) != 0) {
archive_string_sprintf(str,
" resdevice=native,%ju,%ju",
(uintmax_t)me->devmajor,
(uintmax_t)me->devminor);
}
switch (me->filetype) {
case AE_IFLNK:
if ((keys & F_TYPE) != 0)
archive_strcat(str, " type=link");
if ((keys & F_SLINK) != 0) {
archive_strcat(str, " link=");
mtree_quote(str, me->symlink.s);
}
break;
case AE_IFSOCK:
if ((keys & F_TYPE) != 0)
archive_strcat(str, " type=socket");
break;
case AE_IFCHR:
if ((keys & F_TYPE) != 0)
archive_strcat(str, " type=char");
if ((keys & F_DEV) != 0) {
archive_string_sprintf(str,
" device=native,%ju,%ju",
(uintmax_t)me->rdevmajor,
(uintmax_t)me->rdevminor);
}
break;
case AE_IFBLK:
if ((keys & F_TYPE) != 0)
archive_strcat(str, " type=block");
if ((keys & F_DEV) != 0) {
archive_string_sprintf(str,
" device=native,%ju,%ju",
(uintmax_t)me->rdevmajor,
(uintmax_t)me->rdevminor);
}
break;
case AE_IFDIR:
if ((keys & F_TYPE) != 0)
archive_strcat(str, " type=dir");
break;
case AE_IFIFO:
if ((keys & F_TYPE) != 0)
archive_strcat(str, " type=fifo");
break;
case AE_IFREG:
default: /* Handle unknown file types as regular files. */
if ((keys & F_TYPE) != 0)
archive_strcat(str, " type=file");
if ((keys & F_SIZE) != 0)
archive_string_sprintf(str, " size=%jd",
(intmax_t)me->size);
break;
}
/* Write a bunch of sum. */
if (me->reg_info)
sum_write(str, me->reg_info);
archive_strappend_char(str, '\n');
if (mtree->indent || mtree->classic)
mtree_indent(mtree);
if (mtree->buf.length > 32768) {
ret = __archive_write_output(
a, mtree->buf.s, mtree->buf.length);
archive_string_empty(&mtree->buf);
} else
ret = ARCHIVE_OK;
return (ret);
}
static int
write_dot_dot_entry(struct archive_write *a, struct mtree_entry *n)
{
struct mtree_writer *mtree = a->format_data;
int ret;
if (n->parentdir.s) {
if (mtree->indent) {
int i, pd = mtree->depth * 4;
for (i = 0; i < pd; i++)
archive_strappend_char(&mtree->buf, ' ');
}
archive_string_sprintf(&mtree->buf, "# %s/%s\n",
n->parentdir.s, n->basename.s);
}
if (mtree->indent) {
archive_string_empty(&mtree->ebuf);
archive_strncat(&mtree->ebuf, "..\n\n", (mtree->dironly)?3:4);
mtree_indent(mtree);
} else
archive_strncat(&mtree->buf, "..\n\n", (mtree->dironly)?3:4);
if (mtree->buf.length > 32768) {
ret = __archive_write_output(
a, mtree->buf.s, mtree->buf.length);
archive_string_empty(&mtree->buf);
} else
ret = ARCHIVE_OK;
return (ret);
}
/*
* Write mtree entries saved at attr_counter_set_collect() function.
*/
static int
write_mtree_entry_tree(struct archive_write *a)
{
struct mtree_writer *mtree = a->format_data;
struct mtree_entry *np = mtree->root;
struct archive_rb_node *n;
int ret;
do {
if (mtree->output_global_set) {
/*
* Collect attribute information to know which value
* is frequently used among the children.
*/
attr_counter_set_reset(mtree);
ARCHIVE_RB_TREE_FOREACH(n, &(np->dir_info->rbtree)) {
struct mtree_entry *e = (struct mtree_entry *)n;
if (attr_counter_set_collect(mtree, e) < 0) {
archive_set_error(&a->archive, ENOMEM,
"Can't allocate memory");
return (ARCHIVE_FATAL);
}
}
}
if (!np->dir_info->virtual || mtree->classic) {
ret = write_mtree_entry(a, np);
if (ret != ARCHIVE_OK)
return (ARCHIVE_FATAL);
} else {
/* Whenever output_global_set is enabled
* output global value(/set keywords)
* even if the directory entry is not allowed
* to be written because the global values
* can be used for the children. */
if (mtree->output_global_set)
write_global(mtree);
}
/*
* Output the attribute of all files except directory files.
*/
mtree->depth++;
ARCHIVE_RB_TREE_FOREACH(n, &(np->dir_info->rbtree)) {
struct mtree_entry *e = (struct mtree_entry *)n;
if (e->dir_info)
mtree_entry_add_child_tail(np, e);
else {
ret = write_mtree_entry(a, e);
if (ret != ARCHIVE_OK)
return (ARCHIVE_FATAL);
}
}
mtree->depth--;
if (np->dir_info->children.first != NULL) {
/*
* Descend the tree.
*/
np = np->dir_info->children.first;
if (mtree->indent)
mtree->depth++;
continue;
} else if (mtree->classic) {
/*
* While printing mtree classic, if there are not
* any directory files(except "." and "..") in the
* directory, output two dots ".." as returning
* the parent directory.
*/
ret = write_dot_dot_entry(a, np);
if (ret != ARCHIVE_OK)
return (ARCHIVE_FATAL);
}
while (np != np->parent) {
if (np->dir_info->chnext == NULL) {
/*
* Ascend the tree; go back to the parent.
*/
if (mtree->indent)
mtree->depth--;
if (mtree->classic) {
ret = write_dot_dot_entry(a,
np->parent);
if (ret != ARCHIVE_OK)
return (ARCHIVE_FATAL);
}
np = np->parent;
} else {
/*
* Switch to next mtree entry in the directory.
*/
np = np->dir_info->chnext;
break;
}
}
} while (np != np->parent);
return (ARCHIVE_OK);
}
static int
archive_write_mtree_finish_entry(struct archive_write *a)
{
struct mtree_writer *mtree = a->format_data;
struct mtree_entry *me;
if ((me = mtree->mtree_entry) == NULL)
return (ARCHIVE_OK);
mtree->mtree_entry = NULL;
if (me->reg_info)
sum_final(mtree, me->reg_info);
return (ARCHIVE_OK);
}
static int
archive_write_mtree_close(struct archive_write *a)
{
struct mtree_writer *mtree= a->format_data;
int ret;
if (mtree->root != NULL) {
ret = write_mtree_entry_tree(a);
if (ret != ARCHIVE_OK)
return (ARCHIVE_FATAL);
}
archive_write_set_bytes_in_last_block(&a->archive, 1);
return __archive_write_output(a, mtree->buf.s, mtree->buf.length);
}
static ssize_t
archive_write_mtree_data(struct archive_write *a, const void *buff, size_t n)
{
struct mtree_writer *mtree= a->format_data;
if (n > mtree->entry_bytes_remaining)
n = (size_t)mtree->entry_bytes_remaining;
mtree->entry_bytes_remaining -= n;
/* We don't need to compute a regular file sum */
if (mtree->mtree_entry == NULL)
return (n);
if (mtree->mtree_entry->filetype == AE_IFREG)
sum_update(mtree, buff, n);
return (n);
}
static int
archive_write_mtree_free(struct archive_write *a)
{
struct mtree_writer *mtree= a->format_data;
if (mtree == NULL)
return (ARCHIVE_OK);
/* Make sure we dot not leave any entries. */
mtree_entry_register_free(mtree);
archive_string_free(&mtree->cur_dirstr);
archive_string_free(&mtree->ebuf);
archive_string_free(&mtree->buf);
attr_counter_set_free(mtree);
free(mtree);
a->format_data = NULL;
return (ARCHIVE_OK);
}
static int
archive_write_mtree_options(struct archive_write *a, const char *key,
const char *value)
{
struct mtree_writer *mtree= a->format_data;
int keybit = 0;
switch (key[0]) {
case 'a':
if (strcmp(key, "all") == 0)
keybit = ~0;
break;
case 'c':
if (strcmp(key, "cksum") == 0)
keybit = F_CKSUM;
break;
case 'd':
if (strcmp(key, "device") == 0)
keybit = F_DEV;
else if (strcmp(key, "dironly") == 0) {
mtree->dironly = (value != NULL)? 1: 0;
return (ARCHIVE_OK);
}
break;
case 'f':
if (strcmp(key, "flags") == 0)
keybit = F_FLAGS;
break;
case 'g':
if (strcmp(key, "gid") == 0)
keybit = F_GID;
else if (strcmp(key, "gname") == 0)
keybit = F_GNAME;
break;
case 'i':
if (strcmp(key, "indent") == 0) {
mtree->indent = (value != NULL)? 1: 0;
return (ARCHIVE_OK);
} else if (strcmp(key, "inode") == 0) {
keybit = F_INO;
}
break;
case 'l':
if (strcmp(key, "link") == 0)
keybit = F_SLINK;
break;
case 'm':
if (strcmp(key, "md5") == 0 ||
strcmp(key, "md5digest") == 0)
keybit = F_MD5;
if (strcmp(key, "mode") == 0)
keybit = F_MODE;
break;
case 'n':
if (strcmp(key, "nlink") == 0)
keybit = F_NLINK;
break;
case 'r':
if (strcmp(key, "resdevice") == 0) {
keybit = F_RESDEV;
} else if (strcmp(key, "ripemd160digest") == 0 ||
strcmp(key, "rmd160") == 0 ||
strcmp(key, "rmd160digest") == 0)
keybit = F_RMD160;
break;
case 's':
if (strcmp(key, "sha1") == 0 ||
strcmp(key, "sha1digest") == 0)
keybit = F_SHA1;
if (strcmp(key, "sha256") == 0 ||
strcmp(key, "sha256digest") == 0)
keybit = F_SHA256;
if (strcmp(key, "sha384") == 0 ||
strcmp(key, "sha384digest") == 0)
keybit = F_SHA384;
if (strcmp(key, "sha512") == 0 ||
strcmp(key, "sha512digest") == 0)
keybit = F_SHA512;
if (strcmp(key, "size") == 0)
keybit = F_SIZE;
break;
case 't':
if (strcmp(key, "time") == 0)
keybit = F_TIME;
else if (strcmp(key, "type") == 0)
keybit = F_TYPE;
break;
case 'u':
if (strcmp(key, "uid") == 0)
keybit = F_UID;
else if (strcmp(key, "uname") == 0)
keybit = F_UNAME;
else if (strcmp(key, "use-set") == 0) {
mtree->output_global_set = (value != NULL)? 1: 0;
return (ARCHIVE_OK);
}
break;
}
if (keybit != 0) {
if (value != NULL)
mtree->keys |= keybit;
else
mtree->keys &= ~keybit;
return (ARCHIVE_OK);
}
/* Note: The "warn" return is just to inform the options
* supervisor that we didn't handle it. It will generate
* a suitable error if no one used this option. */
return (ARCHIVE_WARN);
}
static int
archive_write_set_format_mtree_default(struct archive *_a, const char *fn)
{
struct archive_write *a = (struct archive_write *)_a;
struct mtree_writer *mtree;
archive_check_magic(_a, ARCHIVE_WRITE_MAGIC, ARCHIVE_STATE_NEW, fn);
if (a->format_free != NULL)
(a->format_free)(a);
if ((mtree = calloc(1, sizeof(*mtree))) == NULL) {
archive_set_error(&a->archive, ENOMEM,
"Can't allocate mtree data");
return (ARCHIVE_FATAL);
}
mtree->mtree_entry = NULL;
mtree->first = 1;
memset(&(mtree->set), 0, sizeof(mtree->set));
mtree->keys = DEFAULT_KEYS;
mtree->dironly = 0;
mtree->indent = 0;
archive_string_init(&mtree->ebuf);
archive_string_init(&mtree->buf);
mtree_entry_register_init(mtree);
a->format_data = mtree;
a->format_free = archive_write_mtree_free;
a->format_name = "mtree";
a->format_options = archive_write_mtree_options;
a->format_write_header = archive_write_mtree_header;
a->format_close = archive_write_mtree_close;
a->format_write_data = archive_write_mtree_data;
a->format_finish_entry = archive_write_mtree_finish_entry;
a->archive.archive_format = ARCHIVE_FORMAT_MTREE;
a->archive.archive_format_name = "mtree";
return (ARCHIVE_OK);
}
int
archive_write_set_format_mtree(struct archive *_a)
{
return archive_write_set_format_mtree_default(_a,
"archive_write_set_format_mtree");
}
int
archive_write_set_format_mtree_classic(struct archive *_a)
{
int r;
r = archive_write_set_format_mtree_default(_a,
"archive_write_set_format_mtree_classic");
if (r == ARCHIVE_OK) {
struct archive_write *a = (struct archive_write *)_a;
struct mtree_writer *mtree;
mtree = (struct mtree_writer *)a->format_data;
/* Set to output a mtree archive in classic format. */
mtree->classic = 1;
/* Basically, mtree classic format uses '/set' global
* value. */
mtree->output_global_set = 1;
}
return (r);
}
static void
sum_init(struct mtree_writer *mtree)
{
mtree->compute_sum = 0;
if (mtree->keys & F_CKSUM) {
mtree->compute_sum |= F_CKSUM;
mtree->crc = 0;
mtree->crc_len = 0;
}
#ifdef ARCHIVE_HAS_MD5
if (mtree->keys & F_MD5) {
if (archive_md5_init(&mtree->md5ctx) == ARCHIVE_OK)
mtree->compute_sum |= F_MD5;
else
mtree->keys &= ~F_MD5;/* Not supported. */
}
#endif
#ifdef ARCHIVE_HAS_RMD160
if (mtree->keys & F_RMD160) {
if (archive_rmd160_init(&mtree->rmd160ctx) == ARCHIVE_OK)
mtree->compute_sum |= F_RMD160;
else
mtree->keys &= ~F_RMD160;/* Not supported. */
}
#endif
#ifdef ARCHIVE_HAS_SHA1
if (mtree->keys & F_SHA1) {
if (archive_sha1_init(&mtree->sha1ctx) == ARCHIVE_OK)
mtree->compute_sum |= F_SHA1;
else
mtree->keys &= ~F_SHA1;/* Not supported. */
}
#endif
#ifdef ARCHIVE_HAS_SHA256
if (mtree->keys & F_SHA256) {
if (archive_sha256_init(&mtree->sha256ctx) == ARCHIVE_OK)
mtree->compute_sum |= F_SHA256;
else
mtree->keys &= ~F_SHA256;/* Not supported. */
}
#endif
#ifdef ARCHIVE_HAS_SHA384
if (mtree->keys & F_SHA384) {
if (archive_sha384_init(&mtree->sha384ctx) == ARCHIVE_OK)
mtree->compute_sum |= F_SHA384;
else
mtree->keys &= ~F_SHA384;/* Not supported. */
}
#endif
#ifdef ARCHIVE_HAS_SHA512
if (mtree->keys & F_SHA512) {
if (archive_sha512_init(&mtree->sha512ctx) == ARCHIVE_OK)
mtree->compute_sum |= F_SHA512;
else
mtree->keys &= ~F_SHA512;/* Not supported. */
}
#endif
}
static void
sum_update(struct mtree_writer *mtree, const void *buff, size_t n)
{
if (mtree->compute_sum & F_CKSUM) {
/*
* Compute a POSIX 1003.2 checksum
*/
const unsigned char *p;
size_t nn;
for (nn = n, p = buff; nn--; ++p)
COMPUTE_CRC(mtree->crc, *p);
mtree->crc_len += n;
}
#ifdef ARCHIVE_HAS_MD5
if (mtree->compute_sum & F_MD5)
archive_md5_update(&mtree->md5ctx, buff, n);
#endif
#ifdef ARCHIVE_HAS_RMD160
if (mtree->compute_sum & F_RMD160)
archive_rmd160_update(&mtree->rmd160ctx, buff, n);
#endif
#ifdef ARCHIVE_HAS_SHA1
if (mtree->compute_sum & F_SHA1)
archive_sha1_update(&mtree->sha1ctx, buff, n);
#endif
#ifdef ARCHIVE_HAS_SHA256
if (mtree->compute_sum & F_SHA256)
archive_sha256_update(&mtree->sha256ctx, buff, n);
#endif
#ifdef ARCHIVE_HAS_SHA384
if (mtree->compute_sum & F_SHA384)
archive_sha384_update(&mtree->sha384ctx, buff, n);
#endif
#ifdef ARCHIVE_HAS_SHA512
if (mtree->compute_sum & F_SHA512)
archive_sha512_update(&mtree->sha512ctx, buff, n);
#endif
}
static void
sum_final(struct mtree_writer *mtree, struct reg_info *reg)
{
if (mtree->compute_sum & F_CKSUM) {
uint64_t len;
/* Include the length of the file. */
for (len = mtree->crc_len; len != 0; len >>= 8)
COMPUTE_CRC(mtree->crc, len & 0xff);
reg->crc = ~mtree->crc;
}
#ifdef ARCHIVE_HAS_MD5
if (mtree->compute_sum & F_MD5)
archive_md5_final(&mtree->md5ctx, reg->buf_md5);
#endif
#ifdef ARCHIVE_HAS_RMD160
if (mtree->compute_sum & F_RMD160)
archive_rmd160_final(&mtree->rmd160ctx, reg->buf_rmd160);
#endif
#ifdef ARCHIVE_HAS_SHA1
if (mtree->compute_sum & F_SHA1)
archive_sha1_final(&mtree->sha1ctx, reg->buf_sha1);
#endif
#ifdef ARCHIVE_HAS_SHA256
if (mtree->compute_sum & F_SHA256)
archive_sha256_final(&mtree->sha256ctx, reg->buf_sha256);
#endif
#ifdef ARCHIVE_HAS_SHA384
if (mtree->compute_sum & F_SHA384)
archive_sha384_final(&mtree->sha384ctx, reg->buf_sha384);
#endif
#ifdef ARCHIVE_HAS_SHA512
if (mtree->compute_sum & F_SHA512)
archive_sha512_final(&mtree->sha512ctx, reg->buf_sha512);
#endif
/* Save what types of sum are computed. */
reg->compute_sum = mtree->compute_sum;
}
#if defined(ARCHIVE_HAS_MD5) || defined(ARCHIVE_HAS_RMD160) || \
defined(ARCHIVE_HAS_SHA1) || defined(ARCHIVE_HAS_SHA256) || \
defined(ARCHIVE_HAS_SHA384) || defined(ARCHIVE_HAS_SHA512)
static void
strappend_bin(struct archive_string *s, const unsigned char *bin, int n)
{
static const char hex[] = "0123456789abcdef";
int i;
for (i = 0; i < n; i++) {
archive_strappend_char(s, hex[bin[i] >> 4]);
archive_strappend_char(s, hex[bin[i] & 0x0f]);
}
}
#endif
static void
sum_write(struct archive_string *str, struct reg_info *reg)
{
if (reg->compute_sum & F_CKSUM) {
archive_string_sprintf(str, " cksum=%ju",
(uintmax_t)reg->crc);
}
#ifdef ARCHIVE_HAS_MD5
if (reg->compute_sum & F_MD5) {
archive_strcat(str, " md5digest=");
strappend_bin(str, reg->buf_md5, sizeof(reg->buf_md5));
}
#endif
#ifdef ARCHIVE_HAS_RMD160
if (reg->compute_sum & F_RMD160) {
archive_strcat(str, " rmd160digest=");
strappend_bin(str, reg->buf_rmd160, sizeof(reg->buf_rmd160));
}
#endif
#ifdef ARCHIVE_HAS_SHA1
if (reg->compute_sum & F_SHA1) {
archive_strcat(str, " sha1digest=");
strappend_bin(str, reg->buf_sha1, sizeof(reg->buf_sha1));
}
#endif
#ifdef ARCHIVE_HAS_SHA256
if (reg->compute_sum & F_SHA256) {
archive_strcat(str, " sha256digest=");
strappend_bin(str, reg->buf_sha256, sizeof(reg->buf_sha256));
}
#endif
#ifdef ARCHIVE_HAS_SHA384
if (reg->compute_sum & F_SHA384) {
archive_strcat(str, " sha384digest=");
strappend_bin(str, reg->buf_sha384, sizeof(reg->buf_sha384));
}
#endif
#ifdef ARCHIVE_HAS_SHA512
if (reg->compute_sum & F_SHA512) {
archive_strcat(str, " sha512digest=");
strappend_bin(str, reg->buf_sha512, sizeof(reg->buf_sha512));
}
#endif
}
static int
mtree_entry_cmp_node(const struct archive_rb_node *n1,
const struct archive_rb_node *n2)
{
const struct mtree_entry *e1 = (const struct mtree_entry *)n1;
const struct mtree_entry *e2 = (const struct mtree_entry *)n2;
return (strcmp(e2->basename.s, e1->basename.s));
}
static int
mtree_entry_cmp_key(const struct archive_rb_node *n, const void *key)
{
const struct mtree_entry *e = (const struct mtree_entry *)n;
return (strcmp((const char *)key, e->basename.s));
}
#if defined(_WIN32) || defined(__CYGWIN__)
static int
cleanup_backslash_1(char *p)
{
int mb, dos;
mb = dos = 0;
while (*p) {
if (*(unsigned char *)p > 127)
mb = 1;
if (*p == '\\') {
/* If we have not met any multi-byte characters,
* we can replace '\' with '/'. */
if (!mb)
*p = '/';
dos = 1;
}
p++;
}
if (!mb || !dos)
return (0);
return (-1);
}
static void
cleanup_backslash_2(wchar_t *p)
{
/* Convert a path-separator from '\' to '/' */
while (*p != L'\0') {
if (*p == L'\\')
*p = L'/';
p++;
}
}
#endif
/*
* Generate a parent directory name and a base name from a pathname.
*/
static int
mtree_entry_setup_filenames(struct archive_write *a, struct mtree_entry *file,
struct archive_entry *entry)
{
const char *pathname;
char *p, *dirname, *slash;
size_t len;
int ret = ARCHIVE_OK;
archive_strcpy(&file->pathname, archive_entry_pathname(entry));
#if defined(_WIN32) || defined(__CYGWIN__)
/*
* Convert a path-separator from '\' to '/'
*/
if (cleanup_backslash_1(file->pathname.s) != 0) {
const wchar_t *wp = archive_entry_pathname_w(entry);
struct archive_wstring ws;
if (wp != NULL) {
int r;
archive_string_init(&ws);
archive_wstrcpy(&ws, wp);
cleanup_backslash_2(ws.s);
archive_string_empty(&(file->pathname));
r = archive_string_append_from_wcs(&(file->pathname),
ws.s, ws.length);
archive_wstring_free(&ws);
if (r < 0 && errno == ENOMEM) {
archive_set_error(&a->archive, ENOMEM,
"Can't allocate memory");
return (ARCHIVE_FATAL);
}
}
}
#else
(void)a; /* UNUSED */
#endif
pathname = file->pathname.s;
if (strcmp(pathname, ".") == 0) {
archive_strcpy(&file->basename, ".");
return (ARCHIVE_OK);
}
archive_strcpy(&(file->parentdir), pathname);
len = file->parentdir.length;
p = dirname = file->parentdir.s;
/*
* Remove leading '/' and '../' elements
*/
while (*p) {
if (p[0] == '/') {
p++;
len--;
} else if (p[0] != '.')
break;
else if (p[1] == '.' && p[2] == '/') {
p += 3;
len -= 3;
} else
break;
}
if (p != dirname) {
memmove(dirname, p, len+1);
p = dirname;
}
/*
* Remove "/","/." and "/.." elements from tail.
*/
while (len > 0) {
size_t ll = len;
if (len > 0 && p[len-1] == '/') {
p[len-1] = '\0';
len--;
}
if (len > 1 && p[len-2] == '/' && p[len-1] == '.') {
p[len-2] = '\0';
len -= 2;
}
if (len > 2 && p[len-3] == '/' && p[len-2] == '.' &&
p[len-1] == '.') {
p[len-3] = '\0';
len -= 3;
}
if (ll == len)
break;
}
while (*p) {
if (p[0] == '/') {
if (p[1] == '/')
/* Convert '//' --> '/' */
strcpy(p, p+1);
else if (p[1] == '.' && p[2] == '/')
/* Convert '/./' --> '/' */
strcpy(p, p+2);
else if (p[1] == '.' && p[2] == '.' && p[3] == '/') {
/* Convert 'dir/dir1/../dir2/'
* --> 'dir/dir2/'
*/
char *rp = p -1;
while (rp >= dirname) {
if (*rp == '/')
break;
--rp;
}
if (rp > dirname) {
strcpy(rp, p+3);
p = rp;
} else {
strcpy(dirname, p+4);
p = dirname;
}
} else
p++;
} else
p++;
}
p = dirname;
len = strlen(p);
/*
* Add "./" prefiex.
* NOTE: If the pathname does not have a path separator, we have
* to add "./" to the head of the pathename because mtree reader
* will suppose that it is v1(a.k.a classic) mtree format and
* change the directory unexpectedly and so it will make a wrong
* path.
*/
if (strcmp(p, ".") != 0 && strncmp(p, "./", 2) != 0) {
struct archive_string as;
archive_string_init(&as);
archive_strcpy(&as, "./");
archive_strncat(&as, p, len);
archive_string_empty(&file->parentdir);
archive_string_concat(&file->parentdir, &as);
archive_string_free(&as);
p = file->parentdir.s;
len = archive_strlen(&file->parentdir);
}
/*
* Find out the position which points the last position of
* path separator('/').
*/
slash = NULL;
for (; *p != '\0'; p++) {
if (*p == '/')
slash = p;
}
if (slash == NULL) {
/* The pathname doesn't have a parent directory. */
file->parentdir.length = len;
archive_string_copy(&(file->basename), &(file->parentdir));
archive_string_empty(&(file->parentdir));
*file->parentdir.s = '\0';
return (ret);
}
/* Make a basename from file->parentdir.s and slash */
*slash = '\0';
file->parentdir.length = slash - file->parentdir.s;
archive_strcpy(&(file->basename), slash + 1);
return (ret);
}
static int
mtree_entry_create_virtual_dir(struct archive_write *a, const char *pathname,
struct mtree_entry **m_entry)
{
struct archive_entry *entry;
struct mtree_entry *file;
int r;
entry = archive_entry_new();
if (entry == NULL) {
*m_entry = NULL;
archive_set_error(&a->archive, ENOMEM,
"Can't allocate memory");
return (ARCHIVE_FATAL);
}
archive_entry_copy_pathname(entry, pathname);
archive_entry_set_mode(entry, AE_IFDIR | 0755);
archive_entry_set_mtime(entry, time(NULL), 0);
r = mtree_entry_new(a, entry, &file);
archive_entry_free(entry);
if (r < ARCHIVE_WARN) {
*m_entry = NULL;
archive_set_error(&a->archive, ENOMEM,
"Can't allocate memory");
return (ARCHIVE_FATAL);
}
file->dir_info->virtual = 1;
*m_entry = file;
return (ARCHIVE_OK);
}
static void
mtree_entry_register_add(struct mtree_writer *mtree, struct mtree_entry *file)
{
file->next = NULL;
*mtree->file_list.last = file;
mtree->file_list.last = &(file->next);
}
static void
mtree_entry_register_init(struct mtree_writer *mtree)
{
mtree->file_list.first = NULL;
mtree->file_list.last = &(mtree->file_list.first);
}
static void
mtree_entry_register_free(struct mtree_writer *mtree)
{
struct mtree_entry *file, *file_next;
file = mtree->file_list.first;
while (file != NULL) {
file_next = file->next;
mtree_entry_free(file);
file = file_next;
}
}
static int
mtree_entry_add_child_tail(struct mtree_entry *parent,
struct mtree_entry *child)
{
child->dir_info->chnext = NULL;
*parent->dir_info->children.last = child;
parent->dir_info->children.last = &(child->dir_info->chnext);
return (1);
}
/*
* Find a entry from a parent entry with the name.
*/
static struct mtree_entry *
mtree_entry_find_child(struct mtree_entry *parent, const char *child_name)
{
struct mtree_entry *np;
if (parent == NULL)
return (NULL);
np = (struct mtree_entry *)__archive_rb_tree_find_node(
&(parent->dir_info->rbtree), child_name);
return (np);
}
static int
get_path_component(char *name, size_t n, const char *fn)
{
char *p;
size_t l;
p = strchr(fn, '/');
if (p == NULL) {
if ((l = strlen(fn)) == 0)
return (0);
} else
l = p - fn;
if (l > n -1)
return (-1);
memcpy(name, fn, l);
name[l] = '\0';
return ((int)l);
}
/*
* Add a new entry into the tree.
*/
static int
mtree_entry_tree_add(struct archive_write *a, struct mtree_entry **filep)
{
#if defined(_WIN32) && !defined(__CYGWIN__)
char name[_MAX_FNAME];/* Included null terminator size. */
#elif defined(NAME_MAX) && NAME_MAX >= 255
char name[NAME_MAX+1];
#else
char name[256];
#endif
struct mtree_writer *mtree = (struct mtree_writer *)a->format_data;
struct mtree_entry *dent, *file, *np;
const char *fn, *p;
int l, r;
file = *filep;
if (file->parentdir.length == 0 && file->basename.length == 1 &&
file->basename.s[0] == '.') {
file->parent = file;
if (mtree->root != NULL) {
np = mtree->root;
goto same_entry;
}
mtree->root = file;
mtree_entry_register_add(mtree, file);
return (ARCHIVE_OK);
}
if (file->parentdir.length == 0) {
archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC,
"Internal programing error "
"in generating canonical name for %s",
file->pathname.s);
return (ARCHIVE_FAILED);
}
fn = p = file->parentdir.s;
/*
* If the path of the parent directory of `file' entry is
* the same as the path of `cur_dirent', add `file' entry to
* `cur_dirent'.
*/
if (archive_strlen(&(mtree->cur_dirstr))
== archive_strlen(&(file->parentdir)) &&
strcmp(mtree->cur_dirstr.s, fn) == 0) {
if (!__archive_rb_tree_insert_node(
&(mtree->cur_dirent->dir_info->rbtree),
(struct archive_rb_node *)file)) {
/* There is the same name in the tree. */
np = (struct mtree_entry *)__archive_rb_tree_find_node(
&(mtree->cur_dirent->dir_info->rbtree),
file->basename.s);
goto same_entry;
}
file->parent = mtree->cur_dirent;
mtree_entry_register_add(mtree, file);
return (ARCHIVE_OK);
}
dent = mtree->root;
for (;;) {
l = get_path_component(name, sizeof(name), fn);
if (l == 0) {
np = NULL;
break;
}
if (l < 0) {
archive_set_error(&a->archive,
ARCHIVE_ERRNO_MISC,
"A name buffer is too small");
return (ARCHIVE_FATAL);
}
if (l == 1 && name[0] == '.' && dent != NULL &&
dent == mtree->root) {
fn += l;
if (fn[0] == '/')
fn++;
continue;
}
np = mtree_entry_find_child(dent, name);
if (np == NULL || fn[0] == '\0')
break;
/* Find next sub directory. */
if (!np->dir_info) {
/* NOT Directory! */
archive_set_error(&a->archive,
ARCHIVE_ERRNO_MISC,
"`%s' is not directory, we cannot insert `%s' ",
np->pathname.s, file->pathname.s);
return (ARCHIVE_FAILED);
}
fn += l;
if (fn[0] == '/')
fn++;
dent = np;
}
if (np == NULL) {
/*
* Create virtual parent directories.
*/
while (fn[0] != '\0') {
struct mtree_entry *vp;
struct archive_string as;
archive_string_init(&as);
archive_strncat(&as, p, fn - p + l);
if (as.s[as.length-1] == '/') {
as.s[as.length-1] = '\0';
as.length--;
}
r = mtree_entry_create_virtual_dir(a, as.s, &vp);
archive_string_free(&as);
if (r < ARCHIVE_WARN)
return (r);
if (strcmp(vp->pathname.s, ".") == 0) {
vp->parent = vp;
mtree->root = vp;
} else {
__archive_rb_tree_insert_node(
&(dent->dir_info->rbtree),
(struct archive_rb_node *)vp);
vp->parent = dent;
}
mtree_entry_register_add(mtree, vp);
np = vp;
fn += l;
if (fn[0] == '/')
fn++;
l = get_path_component(name, sizeof(name), fn);
if (l < 0) {
archive_string_free(&as);
archive_set_error(&a->archive,
ARCHIVE_ERRNO_MISC,
"A name buffer is too small");
return (ARCHIVE_FATAL);
}
dent = np;
}
/* Found out the parent directory where `file' can be
* inserted. */
mtree->cur_dirent = dent;
archive_string_empty(&(mtree->cur_dirstr));
archive_string_ensure(&(mtree->cur_dirstr),
archive_strlen(&(dent->parentdir)) +
archive_strlen(&(dent->basename)) + 2);
if (archive_strlen(&(dent->parentdir)) +
archive_strlen(&(dent->basename)) == 0)
mtree->cur_dirstr.s[0] = 0;
else {
if (archive_strlen(&(dent->parentdir)) > 0) {
archive_string_copy(&(mtree->cur_dirstr),
&(dent->parentdir));
archive_strappend_char(
&(mtree->cur_dirstr), '/');
}
archive_string_concat(&(mtree->cur_dirstr),
&(dent->basename));
}
if (!__archive_rb_tree_insert_node(
&(dent->dir_info->rbtree),
(struct archive_rb_node *)file)) {
np = (struct mtree_entry *)__archive_rb_tree_find_node(
&(dent->dir_info->rbtree), file->basename.s);
goto same_entry;
}
file->parent = dent;
mtree_entry_register_add(mtree, file);
return (ARCHIVE_OK);
}
same_entry:
/*
* We have already has the entry the filename of which is
* the same.
*/
r = mtree_entry_exchange_same_entry(a, np, file);
if (r < ARCHIVE_WARN)
return (r);
if (np->dir_info)
np->dir_info->virtual = 0;
*filep = np;
mtree_entry_free(file);
return (ARCHIVE_WARN);
}
static int
mtree_entry_exchange_same_entry(struct archive_write *a, struct mtree_entry *np,
struct mtree_entry *file)
{
if ((np->mode & AE_IFMT) != (file->mode & AE_IFMT)) {
archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC,
"Found duplicate entries `%s' and its file type is "
"different",
np->pathname.s);
return (ARCHIVE_FAILED);
}
/* Update the existent mtree entry's attributes by the new one's. */
archive_string_empty(&np->symlink);
archive_string_concat(&np->symlink, &file->symlink);
archive_string_empty(&np->uname);
archive_string_concat(&np->uname, &file->uname);
archive_string_empty(&np->gname);
archive_string_concat(&np->gname, &file->gname);
archive_string_empty(&np->fflags_text);
archive_string_concat(&np->fflags_text, &file->fflags_text);
np->nlink = file->nlink;
np->filetype = file->filetype;
np->mode = file->mode;
np->size = file->size;
np->uid = file->uid;
np->gid = file->gid;
np->fflags_set = file->fflags_set;
np->fflags_clear = file->fflags_clear;
np->mtime = file->mtime;
np->mtime_nsec = file->mtime_nsec;
np->rdevmajor = file->rdevmajor;
np->rdevminor = file->rdevminor;
np->devmajor = file->devmajor;
np->devminor = file->devminor;
np->ino = file->ino;
return (ARCHIVE_WARN);
}
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