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authorAurélien Aptel <aurelien.aptel@gmail.com>2013-07-03 16:47:05 +0200
committerAndreas Schneider <asn@samba.org>2014-02-19 18:22:25 +0100
commit2945596011cc31df938692bdbad04e2feaee6fbb (patch)
tree2a8bb57911959ded7f6f836ce9f87a530e08225f /source3/client
parentc28d16e52dae7c6e25174929a5bddf81f24112f5 (diff)
downloadsamba-2945596011cc31df938692bdbad04e2feaee6fbb.tar.gz
samba-2945596011cc31df938692bdbad04e2feaee6fbb.tar.xz
samba-2945596011cc31df938692bdbad04e2feaee6fbb.zip
clitar.c: fresh new compilable file.
Signed-off-by: Aurélien Aptel <aurelien.aptel@gmail.com> Reviewed-by: David Disseldorp <ddiss@samba.org> Reviewed-by: Andreas Schneider <asn@samba.org>
Diffstat (limited to 'source3/client')
-rw-r--r--source3/client/clitar.c1914
1 files changed, 9 insertions, 1905 deletions
diff --git a/source3/client/clitar.c b/source3/client/clitar.c
index 7bbd6ad9755..f28a3c3ed8b 100644
--- a/source3/client/clitar.c
+++ b/source3/client/clitar.c
@@ -1,8 +1,7 @@
/*
Unix SMB/CIFS implementation.
- Tar Extensions
- Copyright (C) Ricky Poulten 1995-1998
- Copyright (C) Richard Sharpe 1998
+ Tar backup command extension
+ Copyright (C) Aurélien Aptel 2013
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -17,1288 +16,21 @@
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-/* The following changes developed by Richard Sharpe for Canon Information
- Systems Research Australia (CISRA)
-
- 1. Restore can now restore files with long file names
- 2. Save now saves directory information so that we can restore
- directory creation times
- 3. tar now accepts both UNIX path names and DOS path names. I prefer
- those lovely /'s to those UGLY \'s :-)
- 4. the files to exclude can be specified as a regular expression by adding
- an r flag to the other tar flags. Eg:
-
- -TcrX file.tar "*.(obj|exe)"
-
- will skip all .obj and .exe files
-*/
-
#include "includes.h"
#include "system/filesys.h"
-#include "clitar.h"
#include "client/client_proto.h"
#include "libsmb/libsmb.h"
-static int clipfind(char **aret, int ret, char *tok);
-
-typedef struct file_info_struct file_info2;
-
-struct file_info_struct {
- off_t size;
- uint16 mode;
- uid_t uid;
- gid_t gid;
- /* These times are normally kept in GMT */
- struct timespec mtime_ts;
- struct timespec atime_ts;
- struct timespec ctime_ts;
- char *name; /* This is dynamically allocated */
- file_info2 *next, *prev; /* Used in the stack ... */
-};
+char tar_type = 0;
typedef struct {
- file_info2 *top;
- int items;
-} stack;
-
-#define SEPARATORS " \t\n\r"
-extern time_t newer_than;
-extern struct cli_state *cli;
-
-/* These defines are for the do_setrattr routine, to indicate
- * setting and reseting of file attributes in the function call */
-#define ATTRSET 1
-#define ATTRRESET 0
-
-static uint16 attribute = FILE_ATTRIBUTE_DIRECTORY | FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN;
-
-
-static char *tarbuf, *buffer_p;
-static int tp, ntarf, tbufsiz;
-static double ttarf;
-/* Incremental mode */
-static bool tar_inc=False;
-/* Reset archive bit */
-static bool tar_reset=False;
-/* Include / exclude mode (true=include, false=exclude) */
-static bool tar_excl=True;
-/* use regular expressions for search on file names */
-static bool tar_re_search=False;
-/* Do not dump anything, just calculate sizes */
-static bool dry_run=False;
-/* Dump files with System attribute */
-static bool tar_system=True;
-/* Dump files with Hidden attribute */
-static bool tar_hidden=True;
-/* Be noisy - make a catalogue */
-static bool tar_noisy=True;
-static bool tar_real_noisy=False; /* Don't want to be really noisy by default */
-
-char tar_type='\0';
-static char **cliplist=NULL;
-static int clipn=0;
-static bool must_free_cliplist = False;
-extern char *cmd_ptr;
-
-extern bool lowercase;
-extern int get_total_time_ms;
-extern int get_total_size;
-
-static int blocksize=20;
-static int tarhandle;
-
-static void writetarheader(int f, const char *aname, uint64_t size, time_t mtime,
- const char *amode, unsigned char ftype);
-static NTSTATUS do_atar(const char *rname_in, char *lname,
- struct file_info *finfo1);
-static NTSTATUS do_tar(struct cli_state *cli_state, struct file_info *finfo,
- const char *dir);
-static void oct_it(uint64_t value, int ndgs, char *p);
-static void fixtarname(char *tptr, const char *fp, size_t l);
-static int dotarbuf(int f, char *b, int n);
-static void dozerobuf(int f, int n);
-static void dotareof(int f);
-static void initarbuf(void);
-
-/* restore functions */
-static long readtarheader(union hblock *hb, file_info2 *finfo, const char *prefix);
-static long unoct(char *p, int ndgs);
-static void do_tarput(void);
-static void unfixtarname(char *tptr, char *fp, int l, bool first);
-
-/*
- * tar specific utitlities
- */
-
-/****************************************************************************
-Write a tar header to buffer
-****************************************************************************/
-
-static void writetarheader(int f, const char *aname, uint64_t size, time_t mtime,
- const char *amode, unsigned char ftype)
-{
- union hblock hb;
- int i, chk, l;
- char *jp;
-
- DEBUG(5, ("WriteTarHdr, Type = %c, Size= %.0f, Name = %s\n", ftype, (double)size, aname));
-
- memset(hb.dummy, 0, sizeof(hb.dummy));
-
- l=strlen(aname);
- /* We will be prepending a '.' in fixtarheader so use +2 to
- * take care of the . and terminating zero. JRA.
- */
- if (l+2 >= NAMSIZ) {
- /* write a GNU tar style long header */
- char *b;
- b = (char *)SMB_MALLOC(l+TBLOCK+100);
- if (!b) {
- DEBUG(0,("out of memory\n"));
- exit(1);
- }
- writetarheader(f, "/./@LongLink", l+2, 0, " 0 \0", 'L');
- memset(b, 0, l+TBLOCK+100);
- fixtarname(b, aname, l+2);
- i = strlen(b)+1;
- DEBUG(5, ("File name in tar file: %s, size=%d, \n", b, (int)strlen(b)));
- dotarbuf(f, b, TBLOCK*(((i-1)/TBLOCK)+1));
- SAFE_FREE(b);
- }
-
- fixtarname(hb.dbuf.name, aname, (l+2 >= NAMSIZ) ? NAMSIZ : l + 2);
-
- if (lowercase)
- (void)strlower_m(hb.dbuf.name);
-
- /* write out a "standard" tar format header */
-
- hb.dbuf.name[NAMSIZ-1]='\0';
- strlcpy(hb.dbuf.mode, amode ? amode : "", sizeof(hb.dbuf.mode));
- oct_it((uint64_t)0, 8, hb.dbuf.uid);
- oct_it((uint64_t)0, 8, hb.dbuf.gid);
- oct_it((uint64_t) size, 13, hb.dbuf.size);
- if (size > (uint64_t)077777777777LL) {
- /* This is a non-POSIX compatible extention to store files
- greater than 8GB. */
-
- memset(hb.dbuf.size, 0, 4);
- hb.dbuf.size[0]=128;
- for (i = 8; i; i--) {
- hb.dbuf.size[i+3] = size & 0xff;
- size >>= 8;
- }
- }
- oct_it((uint64_t) mtime, 13, hb.dbuf.mtime);
- memcpy(hb.dbuf.chksum, " ", sizeof(hb.dbuf.chksum));
- memset(hb.dbuf.linkname, 0, NAMSIZ);
- hb.dbuf.linkflag=ftype;
-
- for (chk=0, i=sizeof(hb.dummy), jp=hb.dummy; --i>=0;)
- chk+=(0xFF & *jp++);
-
- oct_it((uint64_t) chk, 8, hb.dbuf.chksum);
- hb.dbuf.chksum[6] = '\0';
-
- (void) dotarbuf(f, hb.dummy, sizeof(hb.dummy));
-}
-
-/****************************************************************************
-Read a tar header into a hblock structure, and validate
-***************************************************************************/
-
-static long readtarheader(union hblock *hb, file_info2 *finfo, const char *prefix)
-{
- long chk, fchk;
- int i;
- char *jp;
-
- /*
- * read in a "standard" tar format header - we're not that interested
- * in that many fields, though
- */
-
- /* check the checksum */
- for (chk=0, i=sizeof(hb->dummy), jp=hb->dummy; --i>=0;)
- chk+=(0xFF & *jp++);
-
- if (chk == 0)
- return chk;
-
- /* compensate for blanks in chksum header */
- for (i=sizeof(hb->dbuf.chksum), jp=hb->dbuf.chksum; --i>=0;)
- chk-=(0xFF & *jp++);
-
- chk += ' ' * sizeof(hb->dbuf.chksum);
-
- fchk=unoct(hb->dbuf.chksum, sizeof(hb->dbuf.chksum));
-
- DEBUG(5, ("checksum totals chk=%ld fchk=%ld chksum=%s\n",
- chk, fchk, hb->dbuf.chksum));
-
- if (fchk != chk) {
- DEBUG(0, ("checksums don't match %ld %ld\n", fchk, chk));
- dump_data(5, (uint8 *)hb - TBLOCK, TBLOCK *3);
- return -1;
- }
-
- if ((finfo->name = SMB_MALLOC(strlen(prefix) + strlen(hb -> dbuf.name) + 4)) == NULL) {
- DEBUG(0, ("Out of space creating file_info2 for %s\n", hb -> dbuf.name));
- return(-1);
- }
-
- strlcpy(finfo->name, prefix, strlen(prefix) + strlen(hb -> dbuf.name) + 4);
-
- /* use l + 1 to do the null too; do prefix - prefcnt to zap leading slash */
- unfixtarname(finfo->name + strlen(prefix), hb->dbuf.name,
- strlen(hb->dbuf.name) + 1, True);
-
- /* can't handle some links at present */
- if ((hb->dbuf.linkflag != '0') && (hb -> dbuf.linkflag != '5')) {
- if (hb->dbuf.linkflag == 0) {
- DEBUG(6, ("Warning: NULL link flag (gnu tar archive ?) %s\n",
- finfo->name));
- } else {
- if (hb -> dbuf.linkflag == 'L') { /* We have a longlink */
- /* Do nothing here at the moment. do_tarput will handle this
- as long as the longlink gets back to it, as it has to advance
- the buffer pointer, etc */
- } else {
- DEBUG(0, ("this tar file appears to contain some kind \
-of link other than a GNUtar Longlink - ignoring\n"));
- return -2;
- }
- }
- }
-
- if ((unoct(hb->dbuf.mode, sizeof(hb->dbuf.mode)) & S_IFDIR) ||
- (*(finfo->name+strlen(finfo->name)-1) == '\\')) {
- finfo->mode=FILE_ATTRIBUTE_DIRECTORY;
- } else {
- finfo->mode=0; /* we don't care about mode at the moment, we'll
- * just make it a regular file */
- }
-
- /*
- * Bug fix by richard@sj.co.uk
- *
- * REC: restore times correctly (as does tar)
- * We only get the modification time of the file; set the creation time
- * from the mod. time, and the access time to current time
- */
- finfo->mtime_ts = finfo->ctime_ts =
- convert_time_t_to_timespec((time_t)strtol(hb->dbuf.mtime, NULL, 8));
- finfo->atime_ts = convert_time_t_to_timespec(time(NULL));
- if ((hb->dbuf.size[0] & 0xff) == 0x80) {
- /* This is a non-POSIX compatible extention to extract files
- greater than 8GB. */
- finfo->size = 0;
- for (i = 0; i < 8; i++) {
- finfo->size <<= 8;
- finfo->size |= hb->dbuf.size[i+4] & 0xff;
- }
- } else {
- finfo->size = unoct(hb->dbuf.size, sizeof(hb->dbuf.size));
- }
-
- return True;
-}
-
-/****************************************************************************
-Write out the tar buffer to tape or wherever
-****************************************************************************/
-
-static int dotarbuf(int f, char *b, int n)
-{
- int fail=1, writ=n;
-
- if (dry_run) {
- return writ;
- }
- /* This routine and the next one should be the only ones that do write()s */
- if (tp + n >= tbufsiz) {
- int diff;
-
- diff=tbufsiz-tp;
- memcpy(tarbuf + tp, b, diff);
- fail=fail && (1+sys_write(f, tarbuf, tbufsiz));
- n-=diff;
- b+=diff;
- tp=0;
-
- while (n >= tbufsiz) {
- fail=fail && (1 + sys_write(f, b, tbufsiz));
- n-=tbufsiz;
- b+=tbufsiz;
- }
- }
-
- if (n>0) {
- memcpy(tarbuf+tp, b, n);
- tp+=n;
- }
-
- return(fail ? writ : 0);
-}
-
-/****************************************************************************
-Write zeros to buffer / tape
-****************************************************************************/
-
-static void dozerobuf(int f, int n)
-{
- /* short routine just to write out n zeros to buffer -
- * used to round files to nearest block
- * and to do tar EOFs */
-
- if (dry_run)
- return;
-
- if (n+tp >= tbufsiz) {
- memset(tarbuf+tp, 0, tbufsiz-tp);
- if (sys_write(f, tarbuf, tbufsiz) != tbufsiz) {
- DEBUG(0, ("dozerobuf: sys_write fail\n"));
- return;
- }
- memset(tarbuf, 0, (tp+=n-tbufsiz));
- } else {
- memset(tarbuf+tp, 0, n);
- tp+=n;
- }
-}
-
-/****************************************************************************
-Malloc tape buffer
-****************************************************************************/
-
-static void initarbuf(void)
-{
- /* initialize tar buffer */
- tbufsiz=blocksize*TBLOCK;
- tarbuf=(char *)SMB_MALLOC(tbufsiz); /* FIXME: We might not get the buffer */
-
- /* reset tar buffer pointer and tar file counter and total dumped */
- tp=0; ntarf=0; ttarf=0;
-}
-
-/****************************************************************************
-Write two zero blocks at end of file
-****************************************************************************/
-
-static void dotareof(int f)
-{
- SMB_STRUCT_STAT stbuf;
- /* Two zero blocks at end of file, write out full buffer */
-
- if (dry_run)
- return;
-
- (void) dozerobuf(f, TBLOCK);
- (void) dozerobuf(f, TBLOCK);
-
- if (sys_fstat(f, &stbuf, false) == -1) {
- DEBUG(0, ("Couldn't stat file handle\n"));
- return;
- }
-
- /* Could be a pipe, in which case S_ISREG should fail,
- * and we should write out at full size */
- if (tp > 0) {
- size_t towrite = S_ISREG(stbuf.st_ex_mode) ? tp : tbufsiz;
- if (sys_write(f, tarbuf, towrite) != towrite) {
- DEBUG(0,("dotareof: sys_write fail\n"));
- }
- }
-}
-
-/****************************************************************************
-(Un)mangle DOS pathname, make nonabsolute
-****************************************************************************/
-
-static void fixtarname(char *tptr, const char *fp, size_t l)
-{
- /* add a '.' to start of file name, convert from ugly dos \'s in path
- * to lovely unix /'s :-} */
- *tptr++='.';
- l--;
-
- StrnCpy(tptr, fp, l-1);
- string_replace(tptr, '\\', '/');
-}
-
-/****************************************************************************
-Convert from decimal to octal string
-****************************************************************************/
-
-static void oct_it (uint64_t value, int ndgs, char *p)
-{
- /* Converts long to octal string, pads with leading zeros */
-
- /* skip final null, but do final space */
- --ndgs;
- p[--ndgs] = ' ';
-
- /* Loop does at least one digit */
- do {
- p[--ndgs] = '0' + (char) (value & 7);
- value >>= 3;
- } while (ndgs > 0 && value != 0);
-
- /* Do leading zeros */
- while (ndgs > 0)
- p[--ndgs] = '0';
-}
-
-/****************************************************************************
-Convert from octal string to long
-***************************************************************************/
-
-static long unoct(char *p, int ndgs)
-{
- long value=0;
- /* Converts octal string to long, ignoring any non-digit */
-
- while (--ndgs) {
- if (isdigit((int)*p))
- value = (value << 3) | (long) (*p - '0');
-
- p++;
- }
-
- return value;
-}
-
-/****************************************************************************
-Compare two strings in a slash insensitive way, allowing s1 to match s2
-if s1 is an "initial" string (up to directory marker). Thus, if s2 is
-a file in any subdirectory of s1, declare a match.
-***************************************************************************/
-
-static int strslashcmp(char *s1, char *s2)
-{
- char *s1_0=s1;
-
- while(*s1 && *s2 && (*s1 == *s2 || tolower_m(*s1) == tolower_m(*s2) ||
- (*s1 == '\\' && *s2=='/') || (*s1 == '/' && *s2=='\\'))) {
- s1++; s2++;
- }
-
- /* if s1 has a trailing slash, it compared equal, so s1 is an "initial"
- string of s2.
- */
- if (!*s1 && s1 != s1_0 && (*(s1-1) == '/' || *(s1-1) == '\\'))
- return 0;
-
- /* ignore trailing slash on s1 */
- if (!*s2 && (*s1 == '/' || *s1 == '\\') && !*(s1+1))
- return 0;
-
- /* check for s1 is an "initial" string of s2 */
- if ((*s2 == '/' || *s2 == '\\') && !*s1)
- return 0;
-
- return *s1-*s2;
-}
-
-/****************************************************************************
-Ensure a remote path exists (make if necessary)
-***************************************************************************/
-
-static bool ensurepath(const char *fname)
-{
- /* *must* be called with buffer ready malloc'ed */
- /* ensures path exists */
-
- char *partpath, *ffname;
- size_t fnamelen = strlen(fname)+1;
- const char *p=fname;
- char *basehack;
- char *saveptr;
- NTSTATUS status;
-
- DEBUG(5, ( "Ensurepath called with: %s\n", fname));
-
- partpath = SMB_MALLOC(fnamelen);
- ffname = SMB_MALLOC(fnamelen);
-
- if ((partpath == NULL) || (ffname == NULL)){
- DEBUG(0, ("Out of memory in ensurepath: %s\n", fname));
- SAFE_FREE(partpath);
- SAFE_FREE(ffname);
- return(False);
- }
-
- *partpath = 0;
-
- /* fname copied to ffname so can strtok_r */
-
- strlcpy(ffname, fname, fnamelen);
-
- /* do a `basename' on ffname, so don't try and make file name directory */
- if ((basehack=strrchr_m(ffname, '\\')) == NULL) {
- SAFE_FREE(partpath);
- SAFE_FREE(ffname);
- return True;
- } else {
- *basehack='\0';
- }
-
- p=strtok_r(ffname, "\\", &saveptr);
-
- while (p) {
- strlcat(partpath, p, fnamelen);
-
- status = cli_chkpath(cli, partpath);
- if (!NT_STATUS_IS_OK(status)) {
- status = cli_mkdir(cli, partpath);
- if (!NT_STATUS_IS_OK(status)) {
- SAFE_FREE(partpath);
- SAFE_FREE(ffname);
- DEBUG(0, ("Error mkdir %s\n", nt_errstr(status)));
- return False;
- } else {
- DEBUG(3, ("mkdirhiering %s\n", partpath));
- }
- }
-
- strlcat(partpath, "\\", fnamelen);
- p = strtok_r(NULL, "/\\", &saveptr);
- }
-
- SAFE_FREE(partpath);
- SAFE_FREE(ffname);
- return True;
-}
-
-static int padit(char *buf, uint64_t bufsize, uint64_t padsize)
-{
- int berr= 0;
- int bytestowrite;
-
- DEBUG(5, ("Padding with %0.f zeros\n", (double)padsize));
- memset(buf, 0, (size_t)bufsize);
- while( !berr && padsize > 0 ) {
- bytestowrite= (int)MIN(bufsize, padsize);
- berr = dotarbuf(tarhandle, buf, bytestowrite) != bytestowrite;
- padsize -= bytestowrite;
- }
-
- return berr;
-}
-
-static void do_setrattr(char *name, uint16 attr, int set)
-{
- uint16 oldattr;
- NTSTATUS status;
-
- if (!NT_STATUS_IS_OK(cli_getatr(cli, name, &oldattr, NULL, NULL))) {
- return;
- }
-
- if (set == ATTRSET) {
- attr |= oldattr;
- } else {
- attr = oldattr & ~attr;
- }
-
- status = cli_setatr(cli, name, attr, 0);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(1, ("setatr failed: %s\n", nt_errstr(status)));
- }
-}
-
-/****************************************************************************
-append one remote file to the tar file
-***************************************************************************/
-
-static NTSTATUS do_atar(const char *rname_in, char *lname,
- struct file_info *finfo1)
-{
- uint16_t fnum = (uint16_t)-1;
- uint64_t nread=0;
- char ftype;
- file_info2 finfo;
- bool shallitime=True;
- char *data = NULL;
- int read_size = 65520;
- size_t datalen=0;
- char *rname = NULL;
- TALLOC_CTX *ctx = talloc_stackframe();
- NTSTATUS status = NT_STATUS_OK;
- struct timespec tp_start;
-
- clock_gettime_mono(&tp_start);
-
- data = SMB_MALLOC_ARRAY(char, read_size);
- if (!data) {
- DEBUG(0,("do_atar: out of memory.\n"));
- status = NT_STATUS_NO_MEMORY;
- goto cleanup;
- }
-
- ftype = '0'; /* An ordinary file ... */
-
- ZERO_STRUCT(finfo);
-
- finfo.size = finfo1 -> size;
- finfo.mode = finfo1 -> mode;
- finfo.uid = finfo1 -> uid;
- finfo.gid = finfo1 -> gid;
- finfo.mtime_ts = finfo1 -> mtime_ts;
- finfo.atime_ts = finfo1 -> atime_ts;
- finfo.ctime_ts = finfo1 -> ctime_ts;
-
- if (dry_run) {
- DEBUG(3,("skipping file %s of size %12.0f bytes\n", finfo1->name,
- (double)finfo.size));
- shallitime=0;
- ttarf+=finfo.size + TBLOCK - (finfo.size % TBLOCK);
- ntarf++;
- goto cleanup;
- }
-
- rname = clean_name(ctx, rname_in);
- if (!rname) {
- status = NT_STATUS_NO_MEMORY;
- goto cleanup;
- }
-
- status = cli_open(cli, rname, O_RDONLY, DENY_NONE, &fnum);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(0,("%s opening remote file %s (%s)\n",
- nt_errstr(status),rname, client_get_cur_dir()));
- goto cleanup;
- }
-
- finfo.name = smb_xstrdup(rname);
- if (finfo.name == NULL) {
- DEBUG(0, ("Unable to allocate space for finfo.name in do_atar\n"));
- status = NT_STATUS_NO_MEMORY;
- goto cleanup;
- }
-
- DEBUG(3,("file %s attrib 0x%X\n",finfo.name,finfo.mode));
-
- if (tar_inc && !(finfo.mode & FILE_ATTRIBUTE_ARCHIVE)) {
- DEBUG(4, ("skipping %s - archive bit not set\n", finfo.name));
- shallitime=0;
- } else if (!tar_system && (finfo.mode & FILE_ATTRIBUTE_SYSTEM)) {
- DEBUG(4, ("skipping %s - system bit is set\n", finfo.name));
- shallitime=0;
- } else if (!tar_hidden && (finfo.mode & FILE_ATTRIBUTE_HIDDEN)) {
- DEBUG(4, ("skipping %s - hidden bit is set\n", finfo.name));
- shallitime=0;
- } else {
- bool wrote_tar_header = False;
-
- DEBUG(3,("getting file %s of size %.0f bytes as a tar file %s",
- finfo.name, (double)finfo.size, lname));
-
- do {
-
- DEBUG(3,("nread=%.0f\n",(double)nread));
-
- status = cli_read(cli, fnum, data, nread,
- read_size, &datalen);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(0,("Error reading file %s : %s\n",
- rname, nt_errstr(status)));
- break;
- }
-
- nread += datalen;
-
- /* Only if the first read succeeds, write out the tar header. */
- if (!wrote_tar_header) {
- /* write a tar header, don't bother with mode - just set to 100644 */
- writetarheader(tarhandle, rname, finfo.size,
- finfo.mtime_ts.tv_sec, "100644 \0", ftype);
- wrote_tar_header = True;
- }
-
- /* if file size has increased since we made file size query, truncate
- read so tar header for this file will be correct.
- */
-
- if (nread > finfo.size) {
- datalen -= nread - finfo.size;
- DEBUG(0,("File size change - truncating %s to %.0f bytes\n",
- finfo.name, (double)finfo.size));
- }
-
- /* add received bits of file to buffer - dotarbuf will
- * write out in 512 byte intervals */
-
- if (dotarbuf(tarhandle,data,datalen) != datalen) {
- DEBUG(0,("Error writing to tar file - %s\n", strerror(errno)));
- status = map_nt_error_from_unix(errno);
- break;
- }
-
- if ( (datalen == 0) && (finfo.size != 0) ) {
- status = NT_STATUS_UNSUCCESSFUL;
- DEBUG(0,("Error reading file %s. Got 0 bytes\n", rname));
- break;
- }
-
- datalen=0;
- } while ( nread < finfo.size );
-
- if (wrote_tar_header) {
- /* pad tar file with zero's if we couldn't get entire file */
- if (nread < finfo.size) {
- DEBUG(0, ("Didn't get entire file. size=%.0f, nread=%d\n",
- (double)finfo.size, (int)nread));
- if (padit(data, (uint64_t)sizeof(data), finfo.size - nread)) {
- status = map_nt_error_from_unix(errno);
- DEBUG(0,("Error writing tar file - %s\n", strerror(errno)));
- }
- }
-
- /* round tar file to nearest block */
- if (finfo.size % TBLOCK)
- dozerobuf(tarhandle, TBLOCK - (finfo.size % TBLOCK));
-
- ttarf+=finfo.size + TBLOCK - (finfo.size % TBLOCK);
- ntarf++;
- } else {
- DEBUG(4, ("skipping %s - initial read failed (file was locked ?)\n", finfo.name));
- shallitime=0;
- status = NT_STATUS_UNSUCCESSFUL;
- }
- }
-
- cli_close(cli, fnum);
- fnum = -1;
-
- if (shallitime) {
- struct timespec tp_end;
- int this_time;
-
- /* if shallitime is true then we didn't skip */
- if (tar_reset && !dry_run)
- (void) do_setrattr(finfo.name, FILE_ATTRIBUTE_ARCHIVE, ATTRRESET);
-
- clock_gettime_mono(&tp_end);
- this_time = (tp_end.tv_sec - tp_start.tv_sec)*1000 + (tp_end.tv_nsec - tp_start.tv_nsec)/1000000;
- get_total_time_ms += this_time;
- get_total_size += finfo.size;
-
- if (tar_noisy) {
- DEBUG(0, ("%12.0f (%7.1f kb/s) %s\n",
- (double)finfo.size, finfo.size / MAX(0.001, (1.024*this_time)),
- finfo.name));
- }
-
- /* Thanks to Carel-Jan Engel (ease@mail.wirehub.nl) for this one */
- DEBUG(3,("(%g kb/s) (average %g kb/s)\n",
- finfo.size / MAX(0.001, (1.024*this_time)),
- get_total_size / MAX(0.001, (1.024*get_total_time_ms))));
- }
-
- cleanup:
-
- if (fnum != (uint16_t)-1) {
- cli_close(cli, fnum);
- fnum = -1;
- }
- TALLOC_FREE(ctx);
- SAFE_FREE(data);
- return status;
-}
-
-/****************************************************************************
-Append single file to tar file (or not)
-***************************************************************************/
-
-static NTSTATUS do_tar(struct cli_state *cli_state, struct file_info *finfo,
- const char *dir)
-{
- TALLOC_CTX *ctx = talloc_stackframe();
- NTSTATUS status = NT_STATUS_OK;
-
- if (strequal(finfo->name,"..") || strequal(finfo->name,".")) {
- status = NT_STATUS_OK;
- goto cleanup;
- }
-
- /* Is it on the exclude list ? */
- if (!tar_excl && clipn) {
- char *exclaim;
-
- DEBUG(5, ("Excl: strlen(cur_dir) = %d\n", (int)strlen(client_get_cur_dir())));
-
- exclaim = talloc_asprintf(ctx,
- "%s\\%s",
- client_get_cur_dir(),
- finfo->name);
- if (!exclaim) {
- status = NT_STATUS_NO_MEMORY;
- goto cleanup;
- }
-
- DEBUG(5, ("...tar_re_search: %d\n", tar_re_search));
-
- if ((!tar_re_search && clipfind(cliplist, clipn, exclaim)) ||
- (tar_re_search && mask_match_list(exclaim, cliplist, clipn, True))) {
- DEBUG(3,("Skipping file %s\n", exclaim));
- TALLOC_FREE(exclaim);
- status = NT_STATUS_OK;
- goto cleanup;
- }
- TALLOC_FREE(exclaim);
- }
-
- if (finfo->mode & FILE_ATTRIBUTE_DIRECTORY) {
- char *saved_curdir = NULL;
- char *new_cd = NULL;
- char *mtar_mask = NULL;
-
- saved_curdir = talloc_strdup(ctx, client_get_cur_dir());
- if (!saved_curdir) {
- status = NT_STATUS_NO_MEMORY;
- goto cleanup;
- }
-
- DEBUG(5, ("strlen(cur_dir)=%d, \
-strlen(finfo->name)=%d\nname=%s,cur_dir=%s\n",
- (int)strlen(saved_curdir),
- (int)strlen(finfo->name), finfo->name, saved_curdir));
-
- new_cd = talloc_asprintf(ctx,
- "%s%s\\",
- client_get_cur_dir(),
- finfo->name);
- if (!new_cd) {
- status = NT_STATUS_NO_MEMORY;
- goto cleanup;
- }
- client_set_cur_dir(new_cd);
-
- DEBUG(5, ("Writing a dir, Name = %s\n", client_get_cur_dir()));
-
- /* write a tar directory, don't bother with mode - just
- * set it to 40755 */
- writetarheader(tarhandle, client_get_cur_dir(), 0,
- finfo->mtime_ts.tv_sec, "040755 \0", '5');
- if (tar_noisy) {
- DEBUG(0,(" directory %s\n",
- client_get_cur_dir()));
- }
- ntarf++; /* Make sure we have a file on there */
- mtar_mask = talloc_asprintf(ctx,
- "%s*",
- client_get_cur_dir());
- if (!mtar_mask) {
- status = NT_STATUS_NO_MEMORY;
- goto cleanup;
- }
- DEBUG(5, ("Doing list with mtar_mask: %s\n", mtar_mask));
- do_list(mtar_mask, attribute, do_tar, False, True);
- client_set_cur_dir(saved_curdir);
- TALLOC_FREE(saved_curdir);
- TALLOC_FREE(new_cd);
- TALLOC_FREE(mtar_mask);
- } else {
- char *rname = talloc_asprintf(ctx,
- "%s%s",
- client_get_cur_dir(),
- finfo->name);
- if (!rname) {
- status = NT_STATUS_NO_MEMORY;
- goto cleanup;
- }
- status = do_atar(rname,finfo->name,finfo);
- TALLOC_FREE(rname);
- }
-
- cleanup:
- TALLOC_FREE(ctx);
- return status;
-}
-
-/****************************************************************************
-Convert from UNIX to DOS file names
-***************************************************************************/
-
-static void unfixtarname(char *tptr, char *fp, int l, bool first)
-{
- /* remove '.' from start of file name, convert from unix /'s to
- * dos \'s in path. Kill any absolute path names. But only if first!
- */
-
- DEBUG(5, ("firstb=%lX, secondb=%lX, len=%i\n", (long)tptr, (long)fp, l));
-
- if (first) {
- if (*fp == '.') {
- fp++;
- l--;
- }
- if (*fp == '\\' || *fp == '/') {
- fp++;
- l--;
- }
- if (l <= 0) {
- return;
- }
- }
-
- strlcpy(tptr, fp, l);
- string_replace(tptr, '/', '\\');
-}
-
-/****************************************************************************
-Move to the next block in the buffer, which may mean read in another set of
-blocks. FIXME, we should allow more than one block to be skipped.
-****************************************************************************/
-
-static int next_block(char *ltarbuf, char **bufferp, int bufsiz)
-{
- int bufread, total = 0;
-
- DEBUG(5, ("Advancing to next block: %0lx\n", (unsigned long)*bufferp));
- *bufferp += TBLOCK;
- total = TBLOCK;
-
- if (*bufferp >= (ltarbuf + bufsiz)) {
-
- DEBUG(5, ("Reading more data into ltarbuf ...\n"));
-
- /*
- * Bugfix from Bob Boehmer <boehmer@worldnet.att.net>
- * Fixes bug where read can return short if coming from
- * a pipe.
- */
-
- bufread = read(tarhandle, ltarbuf, bufsiz);
- total = bufread;
-
- while (total < bufsiz) {
- if (bufread < 0) { /* An error, return false */
- return (total > 0 ? -2 : bufread);
- }
- if (bufread == 0) {
- if (total <= 0) {
- return -2;
- }
- break;
- }
- bufread = read(tarhandle, &ltarbuf[total], bufsiz - total);
- total += bufread;
- }
-
- DEBUG(5, ("Total bytes read ... %i\n", total));
-
- *bufferp = ltarbuf;
- }
-
- return(total);
-}
-
-/* Skip a file, even if it includes a long file name? */
-static int skip_file(int skipsize)
-{
- int dsize = skipsize;
-
- DEBUG(5, ("Skiping file. Size = %i\n", skipsize));
-
- /* FIXME, we should skip more than one block at a time */
-
- while (dsize > 0) {
- if (next_block(tarbuf, &buffer_p, tbufsiz) <= 0) {
- DEBUG(0, ("Empty file, short tar file, or read error: %s\n", strerror(errno)));
- return(False);
- }
- dsize -= TBLOCK;
- }
-
- return(True);
-}
-
-/*************************************************************
- Get a file from the tar file and store it.
- When this is called, tarbuf already contains the first
- file block. This is a bit broken & needs fixing.
-**************************************************************/
-
-static int get_file(file_info2 finfo)
-{
- uint16_t fnum = (uint16_t) -1;
- int dsize = 0, bpos = 0;
- uint64_t rsize = 0, pos = 0;
- NTSTATUS status;
-
- DEBUG(5, ("get_file: file: %s, size %.0f\n", finfo.name, (double)finfo.size));
-
- if (!ensurepath(finfo.name)) {
- DEBUG(0, ("abandoning restore\n"));
- return False;
- }
-
- status = cli_open(cli, finfo.name, O_RDWR|O_CREAT|O_TRUNC, DENY_NONE, &fnum);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(0, ("abandoning restore\n"));
- return False;
- }
-
- /* read the blocks from the tar file and write to the remote file */
-
- rsize = finfo.size; /* This is how much to write */
-
- while (rsize > 0) {
-
- /* We can only write up to the end of the buffer */
- dsize = MIN(tbufsiz - (buffer_p - tarbuf) - bpos, 65520); /* Calculate the size to write */
- dsize = MIN(dsize, rsize); /* Should be only what is left */
- DEBUG(5, ("writing %i bytes, bpos = %i ...\n", dsize, bpos));
-
- status = cli_writeall(cli, fnum, 0,
- (uint8_t *)(buffer_p + bpos), pos,
- dsize, NULL);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(0, ("Error writing remote file: %s\n",
- nt_errstr(status)));
- return 0;
- }
-
- rsize -= dsize;
- pos += dsize;
-
- /* Now figure out how much to move in the buffer */
-
- /* FIXME, we should skip more than one block at a time */
-
- /* First, skip any initial part of the part written that is left over */
- /* from the end of the first TBLOCK */
-
- if ((bpos) && ((bpos + dsize) >= TBLOCK)) {
- dsize -= (TBLOCK - bpos); /* Get rid of the end of the first block */
- bpos = 0;
-
- if (next_block(tarbuf, &buffer_p, tbufsiz) <=0) { /* and skip the block */
- DEBUG(0, ("Empty file, short tar file, or read error: %s\n", strerror(errno)));
- return False;
- }
- }
-
- /*
- * Bugfix from Bob Boehmer <boehmer@worldnet.att.net>.
- * If the file being extracted is an exact multiple of
- * TBLOCK bytes then we don't want to extract the next
- * block from the tarfile here, as it will be done in
- * the caller of get_file().
- */
-
- while (((rsize != 0) && (dsize >= TBLOCK)) ||
- ((rsize == 0) && (dsize > TBLOCK))) {
-
- if (next_block(tarbuf, &buffer_p, tbufsiz) <=0) {
- DEBUG(0, ("Empty file, short tar file, or read error: %s\n", strerror(errno)));
- return False;
- }
-
- dsize -= TBLOCK;
- }
- bpos = dsize;
- }
-
- /* Now close the file ... */
- status = cli_close(cli, fnum);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(0, ("Error %s closing remote file\n",
- nt_errstr(status)));
- return(False);
- }
-
- /* Now we update the creation date ... */
- DEBUG(5, ("Updating creation date on %s\n", finfo.name));
-
- if (!NT_STATUS_IS_OK(cli_setatr(cli, finfo.name, finfo.mode, finfo.mtime_ts.tv_sec))) {
- if (tar_real_noisy) {
- DEBUG(0, ("Could not set time on file: %s\n", finfo.name));
- /*return(False); */ /* Ignore, as Win95 does not allow changes */
- }
- }
-
- ntarf++;
- DEBUG(0, ("restore tar file %s of size %.0f bytes\n", finfo.name, (double)finfo.size));
- return(True);
-}
-
-/* Create a directory. We just ensure that the path exists and return as there
- is no file associated with a directory
-*/
-static int get_dir(file_info2 finfo)
-{
- DEBUG(0, ("restore directory %s\n", finfo.name));
-
- if (!ensurepath(finfo.name)) {
- DEBUG(0, ("Problems creating directory\n"));
- return(False);
- }
- ntarf++;
- return(True);
-}
-
-/* Get a file with a long file name ... first file has file name, next file
- has the data. We only want the long file name, as the loop in do_tarput
- will deal with the rest.
-*/
-static char *get_longfilename(file_info2 finfo)
-{
- /* finfo.size here is the length of the filename as written by the "/./@LongLink" name
- * header call. */
- int namesize = finfo.size + strlen(client_get_cur_dir()) + 2;
- char *longname = (char *)SMB_MALLOC(namesize);
- int offset = 0, left = finfo.size;
- bool first = True;
-
- DEBUG(5, ("Restoring a long file name: %s\n", finfo.name));
- DEBUG(5, ("Len = %.0f\n", (double)finfo.size));
-
- if (longname == NULL) {
- DEBUG(0, ("could not allocate buffer of size %d for longname\n", namesize));
- return(NULL);
- }
-
- /* First, add cur_dir to the long file name */
-
- if (strlen(client_get_cur_dir()) > 0) {
- strncpy(longname, client_get_cur_dir(), namesize);
- offset = strlen(client_get_cur_dir());
- }
-
- /* Loop through the blocks picking up the name */
-
- while (left > 0) {
- if (next_block(tarbuf, &buffer_p, tbufsiz) <= 0) {
- DEBUG(0, ("Empty file, short tar file, or read error: %s\n", strerror(errno)));
- SAFE_FREE(longname);
- return(NULL);
- }
-
- unfixtarname(longname + offset, buffer_p,
- namesize - offset, first--);
- DEBUG(5, ("UnfixedName: %s, buffer: %s\n", longname, buffer_p));
-
- offset += TBLOCK;
- left -= TBLOCK;
- }
-
- return(longname);
-}
-
-static void do_tarput(void)
-{
- file_info2 finfo;
- struct timespec tp_start;
- char *longfilename = NULL, linkflag;
- int skip = False;
-
- ZERO_STRUCT(finfo);
-
- clock_gettime_mono(&tp_start);
- DEBUG(5, ("RJS do_tarput called ...\n"));
-
- buffer_p = tarbuf + tbufsiz; /* init this to force first read */
-
- /* Now read through those files ... */
- while (True) {
- /* Get us to the next block, or the first block first time around */
- if (next_block(tarbuf, &buffer_p, tbufsiz) <= 0) {
- DEBUG(0, ("Empty file, short tar file, or read error: %s\n", strerror(errno)));
- SAFE_FREE(longfilename);
- return;
- }
-
- DEBUG(5, ("Reading the next header ...\n"));
-
- switch (readtarheader((union hblock *) buffer_p,
- &finfo, client_get_cur_dir())) {
- case -2: /* Hmm, not good, but not fatal */
- DEBUG(0, ("Skipping %s...\n", finfo.name));
- if ((next_block(tarbuf, &buffer_p, tbufsiz) <= 0) && !skip_file(finfo.size)) {
- DEBUG(0, ("Short file, bailing out...\n"));
- SAFE_FREE(longfilename);
- return;
- }
- break;
-
- case -1:
- DEBUG(0, ("abandoning restore, -1 from read tar header\n"));
- SAFE_FREE(longfilename);
- return;
-
- case 0: /* chksum is zero - looks like an EOF */
- DEBUG(0, ("tar: restored %d files and directories\n", ntarf));
- SAFE_FREE(longfilename);
- return; /* Hmmm, bad here ... */
-
- default:
- /* No action */
- break;
- }
-
- /* Now, do we have a long file name? */
- if (longfilename != NULL) {
- SAFE_FREE(finfo.name); /* Free the space already allocated */
- finfo.name = longfilename;
- longfilename = NULL;
- }
-
- /* Well, now we have a header, process the file ... */
- /* Should we skip the file? We have the long name as well here */
- skip = clipn && ((!tar_re_search && clipfind(cliplist, clipn, finfo.name) ^ tar_excl) ||
- (tar_re_search && mask_match_list(finfo.name, cliplist, clipn, True)));
-
- DEBUG(5, ("Skip = %i, cliplist=%s, file=%s\n", skip, (cliplist?cliplist[0]:NULL), finfo.name));
- if (skip) {
- skip_file(finfo.size);
- continue;
- }
-
- /* We only get this far if we should process the file */
- linkflag = ((union hblock *)buffer_p) -> dbuf.linkflag;
- switch (linkflag) {
- case '0': /* Should use symbolic names--FIXME */
- /*
- * Skip to the next block first, so we can get the file, FIXME, should
- * be in get_file ...
- * The 'finfo.size != 0' fix is from Bob Boehmer <boehmer@worldnet.att.net>
- * Fixes bug where file size in tarfile is zero.
- */
- if ((finfo.size != 0) && next_block(tarbuf, &buffer_p, tbufsiz) <=0) {
- DEBUG(0, ("Short file, bailing out...\n"));
- return;
- }
- if (!get_file(finfo)) {
- DEBUG(0, ("Abandoning restore\n"));
- return;
- }
- break;
- case '5':
- if (!get_dir(finfo)) {
- DEBUG(0, ("Abandoning restore \n"));
- return;
- }
- break;
- case 'L':
- SAFE_FREE(longfilename);
- longfilename = get_longfilename(finfo);
- if (!longfilename) {
- DEBUG(0, ("abandoning restore\n"));
- return;
- }
- DEBUG(5, ("Long file name: %s\n", longfilename));
- break;
-
- default:
- skip_file(finfo.size); /* Don't handle these yet */
- break;
- }
- }
-}
+ /*
+ size in bytes of a block in the tar file
+ XXX: obsolete
+ */
+ size_t blocksize;
+} tar_ctx_t;
/*
* samba interactive commands
@@ -1310,24 +42,7 @@ Blocksize command
int cmd_block(void)
{
- TALLOC_CTX *ctx = talloc_tos();
- char *buf;
- int block;
- if (!next_token_talloc(ctx, (const char **)&cmd_ptr,&buf,NULL)) {
- DEBUG(0, ("blocksize <n>\n"));
- return 1;
- }
-
- block=atoi(buf);
- if (block < 0 || block > 65535) {
- DEBUG(0, ("blocksize out of range"));
- return 1;
- }
-
- blocksize=block;
- DEBUG(2,("blocksize is now %d\n", blocksize));
- return 0;
}
/****************************************************************************
@@ -1336,42 +51,7 @@ command to set incremental / reset mode
int cmd_tarmode(void)
{
- TALLOC_CTX *ctx = talloc_tos();
- char *buf;
-
- while (next_token_talloc(ctx, (const char **)&cmd_ptr,&buf,NULL)) {
- if (strequal(buf, "full"))
- tar_inc=False;
- else if (strequal(buf, "inc"))
- tar_inc=True;
- else if (strequal(buf, "reset"))
- tar_reset=True;
- else if (strequal(buf, "noreset"))
- tar_reset=False;
- else if (strequal(buf, "system"))
- tar_system=True;
- else if (strequal(buf, "nosystem"))
- tar_system=False;
- else if (strequal(buf, "hidden"))
- tar_hidden=True;
- else if (strequal(buf, "nohidden"))
- tar_hidden=False;
- else if (strequal(buf, "verbose") || strequal(buf, "noquiet"))
- tar_noisy=True;
- else if (strequal(buf, "quiet") || strequal(buf, "noverbose"))
- tar_noisy=False;
- else
- DEBUG(0, ("tarmode: unrecognised option %s\n", buf));
- TALLOC_FREE(buf);
- }
- DEBUG(0, ("tarmode is now %s, %s, %s, %s, %s\n",
- tar_inc ? "incremental" : "full",
- tar_system ? "system" : "nosystem",
- tar_hidden ? "hidden" : "nohidden",
- tar_reset ? "reset" : "noreset",
- tar_noisy ? "verbose" : "quiet"));
- return 0;
}
/****************************************************************************
@@ -1380,117 +60,9 @@ Feeble attrib command
int cmd_setmode(void)
{
- TALLOC_CTX *ctx = talloc_tos();
- char *q;
- char *buf;
- char *fname = NULL;
- uint16 attra[2];
- int direct=1;
-
- attra[0] = attra[1] = 0;
-
- if (!next_token_talloc(ctx, (const char **)&cmd_ptr,&buf,NULL)) {
- DEBUG(0, ("setmode <filename> <[+|-]rsha>\n"));
- return 1;
- }
-
- fname = talloc_asprintf(ctx,
- "%s%s",
- client_get_cur_dir(),
- buf);
- if (!fname) {
- return 1;
- }
- while (next_token_talloc(ctx, (const char **)&cmd_ptr,&buf,NULL)) {
- q=buf;
-
- while(*q) {
- switch (*q++) {
- case '+':
- direct=1;
- break;
- case '-':
- direct=0;
- break;
- case 'r':
- attra[direct]|=FILE_ATTRIBUTE_READONLY;
- break;
- case 'h':
- attra[direct]|=FILE_ATTRIBUTE_HIDDEN;
- break;
- case 's':
- attra[direct]|=FILE_ATTRIBUTE_SYSTEM;
- break;
- case 'a':
- attra[direct]|=FILE_ATTRIBUTE_ARCHIVE;
- break;
- default:
- DEBUG(0, ("setmode <filename> <perm=[+|-]rsha>\n"));
- return 1;
- }
- }
- }
-
- if (attra[ATTRSET]==0 && attra[ATTRRESET]==0) {
- DEBUG(0, ("setmode <filename> <[+|-]rsha>\n"));
- return 1;
- }
-
- DEBUG(2, ("\nperm set %d %d\n", attra[ATTRSET], attra[ATTRRESET]));
- do_setrattr(fname, attra[ATTRSET], ATTRSET);
- do_setrattr(fname, attra[ATTRRESET], ATTRRESET);
- return 0;
}
-/**
- Convert list of tokens to array; dependent on above routine.
- Uses the global cmd_ptr from above - bit of a hack.
-**/
-
-static char **toktocliplist(int *ctok, const char *sep)
-{
- char *s=(char *)cmd_ptr;
- int ictok=0;
- char **ret, **iret;
-
- if (!sep)
- sep = " \t\n\r";
-
- while(*s && strchr_m(sep,*s))
- s++;
-
- /* nothing left? */
- if (!*s)
- return(NULL);
-
- do {
- ictok++;
- while(*s && (!strchr_m(sep,*s)))
- s++;
- while(*s && strchr_m(sep,*s))
- *s++=0;
- } while(*s);
-
- *ctok=ictok;
- s=(char *)cmd_ptr;
-
- if (!(ret=iret=SMB_MALLOC_ARRAY(char *,ictok+1)))
- return NULL;
-
- while(ictok--) {
- *iret++=s;
- if (ictok > 0) {
- while(*s++)
- ;
- while(!*s)
- s++;
- }
- }
-
- ret[*ctok] = NULL;
- return ret;
-}
/****************************************************************************
Principal command for creating / extracting
@@ -1498,26 +70,7 @@ Principal command for creating / extracting
int cmd_tar(void)
{
- TALLOC_CTX *ctx = talloc_tos();
- char *buf;
- char **argl = NULL;
- int argcl = 0;
- int ret;
-
- if (!next_token_talloc(ctx, (const char **)&cmd_ptr,&buf,NULL)) {
- DEBUG(0,("tar <c|x>[IXbgan] <filename>\n"));
- return 1;
- }
- argl=toktocliplist(&argcl, NULL);
- if (!tar_parseargs(argcl, argl, buf, 0)) {
- SAFE_FREE(argl);
- return 1;
- }
-
- ret = process_tar();
- SAFE_FREE(argl);
- return ret;
}
/****************************************************************************
@@ -1526,263 +79,7 @@ Command line (option) version
int process_tar(void)
{
- TALLOC_CTX *ctx = talloc_tos();
- int rc = 0;
- initarbuf();
- switch(tar_type) {
- case 'x':
-
-#if 0
- do_tarput2();
-#else
- do_tarput();
-#endif
- SAFE_FREE(tarbuf);
- close(tarhandle);
- break;
- case 'r':
- case 'c':
- if (clipn && tar_excl) {
- int i;
- char *tarmac = NULL;
-
- for (i=0; i<clipn; i++) {
- DEBUG(5,("arg %d = %s\n", i, cliplist[i]));
-
- if (*(cliplist[i]+strlen(cliplist[i])-1)=='\\') {
- *(cliplist[i]+strlen(cliplist[i])-1)='\0';
- }
-
- if (strrchr_m(cliplist[i], '\\')) {
- char *p;
- char saved_char;
- char *saved_dir = talloc_strdup(ctx,
- client_get_cur_dir());
- if (!saved_dir) {
- return 1;
- }
-
- if (*cliplist[i]=='\\') {
- tarmac = talloc_strdup(ctx,
- cliplist[i]);
- } else {
- tarmac = talloc_asprintf(ctx,
- "%s%s",
- client_get_cur_dir(),
- cliplist[i]);
- }
- if (!tarmac) {
- return 1;
- }
- /*
- * Strip off the last \\xxx
- * xxx element of tarmac to set
- * it as current directory.
- */
- p = strrchr_m(tarmac, '\\');
- if (!p) {
- return 1;
- }
- saved_char = p[1];
- p[1] = '\0';
-
- client_set_cur_dir(tarmac);
-
- /*
- * Restore the character we
- * just replaced to
- * put the pathname
- * back as it was.
- */
- p[1] = saved_char;
-
- DEBUG(5, ("process_tar, do_list with tarmac: %s\n", tarmac));
- do_list(tarmac,attribute,do_tar, False, True);
-
- client_set_cur_dir(saved_dir);
-
- TALLOC_FREE(saved_dir);
- TALLOC_FREE(tarmac);
- } else {
- tarmac = talloc_asprintf(ctx,
- "%s%s",
- client_get_cur_dir(),
- cliplist[i]);
- if (!tarmac) {
- return 1;
- }
- DEBUG(5, ("process_tar, do_list with tarmac: %s\n", tarmac));
- do_list(tarmac,attribute,do_tar, False, True);
- TALLOC_FREE(tarmac);
- }
- }
- } else {
- char *mask = talloc_asprintf(ctx,
- "%s\\*",
- client_get_cur_dir());
- if (!mask) {
- return 1;
- }
- DEBUG(5, ("process_tar, do_list with mask: %s\n", mask));
- do_list(mask,attribute,do_tar,False, True);
- TALLOC_FREE(mask);
- }
-
- if (ntarf) {
- dotareof(tarhandle);
- }
- close(tarhandle);
- SAFE_FREE(tarbuf);
-
- DEBUG(0, ("tar: dumped %d files and directories\n", ntarf));
- DEBUG(0, ("Total bytes written: %.0f\n", (double)ttarf));
- break;
- }
-
- if (must_free_cliplist) {
- int i;
- for (i = 0; i < clipn; ++i) {
- SAFE_FREE(cliplist[i]);
- }
- SAFE_FREE(cliplist);
- cliplist = NULL;
- clipn = 0;
- must_free_cliplist = False;
- }
- return rc;
-}
-
-/****************************************************************************
-Find a token (filename) in a clip list
-***************************************************************************/
-
-static int clipfind(char **aret, int ret, char *tok)
-{
- if (aret==NULL)
- return 0;
- /* ignore leading slashes or dots in token */
- while(strchr_m("/\\.", *tok))
- tok++;
-
- while(ret--) {
- char *pkey=*aret++;
-
- /* ignore leading slashes or dots in list */
- while(strchr_m("/\\.", *pkey))
- pkey++;
-
- if (!strslashcmp(pkey, tok))
- return 1;
- }
- return 0;
-}
-
-/****************************************************************************
-Read list of files to include from the file and initialize cliplist
-accordingly.
-***************************************************************************/
-
-static int read_inclusion_file(char *filename)
-{
- XFILE *inclusion = NULL;
- char buf[PATH_MAX + 1];
- char *inclusion_buffer = NULL;
- int inclusion_buffer_size = 0;
- int inclusion_buffer_sofar = 0;
- char *p;
- char *tmpstr;
- int i;
- int error = 0;
-
- clipn = 0;
- buf[PATH_MAX] = '\0'; /* guarantee null-termination */
- if ((inclusion = x_fopen(filename, O_RDONLY, 0)) == NULL) {
- /* XXX It would be better to include a reason for failure, but without
- * autoconf, it's hard to use strerror, sys_errlist, etc.
- */
- DEBUG(0,("Unable to open inclusion file %s\n", filename));
- return 0;
- }
-
- while ((! error) && (x_fgets(buf, sizeof(buf)-1, inclusion))) {
- if (inclusion_buffer == NULL) {
- inclusion_buffer_size = 1024;
- if ((inclusion_buffer = (char *)SMB_MALLOC(inclusion_buffer_size)) == NULL) {
- DEBUG(0,("failure allocating buffer to read inclusion file\n"));
- error = 1;
- break;
- }
- }
-
- if (buf[strlen(buf)-1] == '\n') {
- buf[strlen(buf)-1] = '\0';
- }
-
- if ((strlen(buf) + 1 + inclusion_buffer_sofar) >= inclusion_buffer_size) {
- inclusion_buffer_size *= 2;
- inclusion_buffer = (char *)SMB_REALLOC(inclusion_buffer,inclusion_buffer_size);
- if (!inclusion_buffer) {
- DEBUG(0,("failure enlarging inclusion buffer to %d bytes\n",
- inclusion_buffer_size));
- error = 1;
- break;
- }
- }
-
- strlcpy(inclusion_buffer + inclusion_buffer_sofar, buf, inclusion_buffer_size - inclusion_buffer_sofar);
- inclusion_buffer_sofar += strlen(buf) + 1;
- clipn++;
- }
- x_fclose(inclusion);
-
- if (! error) {
- /* Allocate an array of clipn + 1 char*'s for cliplist */
- cliplist = SMB_MALLOC_ARRAY(char *, clipn + 1);
- if (cliplist == NULL) {
- DEBUG(0,("failure allocating memory for cliplist\n"));
- error = 1;
- } else {
- cliplist[clipn] = NULL;
- p = inclusion_buffer;
- for (i = 0; (! error) && (i < clipn); i++) {
- /* set current item to NULL so array will be null-terminated even if
- * malloc fails below. */
- cliplist[i] = NULL;
- if ((tmpstr = (char *)SMB_MALLOC(strlen(p)+1)) == NULL) {
- DEBUG(0, ("Could not allocate space for a cliplist item, # %i\n", i));
- error = 1;
- } else {
- unfixtarname(tmpstr, p, strlen(p) + 1, True);
- cliplist[i] = tmpstr;
- if ((p = strchr_m(p, '\000')) == NULL) {
- DEBUG(0,("INTERNAL ERROR: inclusion_buffer is of unexpected contents.\n"));
- abort();
- }
- }
- ++p;
- }
- must_free_cliplist = True;
- }
- }
-
- SAFE_FREE(inclusion_buffer);
- if (error) {
- if (cliplist) {
- char **pp;
- /* We know cliplist is always null-terminated */
- for (pp = cliplist; *pp; ++pp) {
- SAFE_FREE(*pp);
- }
- SAFE_FREE(cliplist);
- cliplist = NULL;
- must_free_cliplist = False;
- }
- return 0;
- }
-
- /* cliplist and its elements are freed at the end of process_tar. */
- return 1;
}
/****************************************************************************
@@ -1791,198 +88,5 @@ Parse tar arguments. Sets tar_type, tar_excl, etc.
int tar_parseargs(int argc, char *argv[], const char *Optarg, int Optind)
{
- int newOptind = Optind;
- char tar_clipfl='\0';
-
- /* Reset back to defaults - could be from interactive version
- * reset mode and archive mode left as they are though
- */
- tar_type='\0';
- tar_excl=True;
- dry_run=False;
-
- while (*Optarg) {
- switch(*Optarg++) {
- case 'c':
- tar_type='c';
- break;
- case 'x':
- if (tar_type=='c') {
- printf("Tar must be followed by only one of c or x.\n");
- return 0;
- }
- tar_type='x';
- break;
- case 'b':
- if (Optind>=argc || !(blocksize=atoi(argv[Optind]))) {
- DEBUG(0,("Option b must be followed by valid blocksize\n"));
- return 0;
- } else {
- Optind++;
- newOptind++;
- }
- break;
- case 'g':
- tar_inc=True;
- break;
- case 'N':
- if (Optind>=argc) {
- DEBUG(0,("Option N must be followed by valid file name\n"));
- return 0;
- } else {
- SMB_STRUCT_STAT stbuf;
-
- if (sys_stat(argv[Optind], &stbuf,
- false) == 0) {
- newer_than = convert_timespec_to_time_t(
- stbuf.st_ex_mtime);
- DEBUG(1,("Getting files newer than %s",
- time_to_asc(newer_than)));
- newOptind++;
- Optind++;
- } else {
- DEBUG(0,("Error setting newer-than time\n"));
- return 0;
- }
- }
- break;
- case 'a':
- tar_reset=True;
- break;
- case 'q':
- tar_noisy=False;
- break;
- case 'I':
- if (tar_clipfl) {
- DEBUG(0,("Only one of I,X,F must be specified\n"));
- return 0;
- }
- tar_clipfl='I';
- break;
- case 'X':
- if (tar_clipfl) {
- DEBUG(0,("Only one of I,X,F must be specified\n"));
- return 0;
- }
- tar_clipfl='X';
- break;
- case 'F':
- if (tar_clipfl) {
- DEBUG(0,("Only one of I,X,F must be specified\n"));
- return 0;
- }
- tar_clipfl='F';
- break;
- case 'r':
- DEBUG(0, ("tar_re_search set\n"));
- tar_re_search = True;
- break;
- case 'n':
- if (tar_type == 'c') {
- DEBUG(0, ("dry_run set\n"));
- dry_run = True;
- } else {
- DEBUG(0, ("n is only meaningful when creating a tar-file\n"));
- return 0;
- }
- break;
- default:
- DEBUG(0,("Unknown tar option\n"));
- return 0;
- }
- }
-
- if (!tar_type) {
- printf("Option T must be followed by one of c or x.\n");
- return 0;
- }
-
- /* tar_excl is true if cliplist lists files to be included.
- * Both 'I' and 'F' mean include. */
- tar_excl=tar_clipfl!='X';
-
- if (tar_clipfl=='F') {
- if (argc-Optind-1 != 1) {
- DEBUG(0,("Option F must be followed by exactly one filename.\n"));
- return 0;
- }
- newOptind++;
- /* Optind points at the tar output file, Optind+1 at the inclusion file. */
- if (! read_inclusion_file(argv[Optind+1])) {
- return 0;
- }
- } else if (Optind+1<argc && !tar_re_search) { /* For backwards compatibility */
- char *tmpstr;
- char **tmplist;
- int clipcount;
-
- cliplist=argv+Optind+1;
- clipn=argc-Optind-1;
- clipcount = clipn;
-
- if ((tmplist=SMB_MALLOC_ARRAY(char *,clipn)) == NULL) {
- DEBUG(0, ("Could not allocate space to process cliplist, count = %i\n", clipn));
- return 0;
- }
-
- for (clipcount = 0; clipcount < clipn; clipcount++) {
-
- DEBUG(5, ("Processing an item, %s\n", cliplist[clipcount]));
-
- if ((tmpstr = (char *)SMB_MALLOC(strlen(cliplist[clipcount])+1)) == NULL) {
- DEBUG(0, ("Could not allocate space for a cliplist item, # %i\n", clipcount));
- SAFE_FREE(tmplist);
- return 0;
- }
-
- unfixtarname(tmpstr, cliplist[clipcount], strlen(cliplist[clipcount]) + 1, True);
- tmplist[clipcount] = tmpstr;
- DEBUG(5, ("Processed an item, %s\n", tmpstr));
-
- DEBUG(5, ("Cliplist is: %s\n", cliplist[0]));
- }
-
- cliplist = tmplist;
- must_free_cliplist = True;
-
- newOptind += clipn;
- }
-
- if (Optind+1<argc && tar_re_search && tar_clipfl != 'F') {
- /* Doing regular expression seaches not from an inclusion file. */
- clipn=argc-Optind-1;
- cliplist=argv+Optind+1;
- newOptind += clipn;
- }
-
- if (Optind>=argc || !strcmp(argv[Optind], "-")) {
- /* Sets tar handle to either 0 or 1, as appropriate */
- tarhandle=(tar_type=='c');
- /*
- * Make sure that dbf points to stderr if we are using stdout for
- * tar output
- */
- if (tarhandle == 1) {
- setup_logging("smbclient", DEBUG_STDERR);
- }
- if (!argv[Optind]) {
- DEBUG(0,("Must specify tar filename\n"));
- return 0;
- }
- if (!strcmp(argv[Optind], "-")) {
- newOptind++;
- }
-
- } else {
- if (tar_type=='c' && dry_run) {
- tarhandle=-1;
- } else if ((tar_type=='x' && (tarhandle = open(argv[Optind], O_RDONLY, 0)) == -1)
- || (tar_type=='c' && (tarhandle=creat(argv[Optind], 0644)) < 0)) {
- DEBUG(0,("Error opening local file %s - %s\n", argv[Optind], strerror(errno)));
- return(0);
- }
- newOptind++;
- }
- return newOptind;
}