X-Git-Url: https://git.wh0rd.org/?p=dump.git;a=blobdiff_plain;f=restore%2Futilities.c;h=627e147875ee44d5454aa4f8810f8462e852ed97;hp=44cea0454c343c9d513b72da27444320384eb3ca;hb=5d2a3d246d400d45dfd4c49ddb588c69fb60873d;hpb=ec387a1267f4cac7625cd5b6d1c1f080d39085b3

diff --git a/restore/utilities.c b/restore/utilities.c
index 44cea04..627e147 100644
--- a/restore/utilities.c
+++ b/restore/utilities.c
@@ -2,8 +2,8 @@
  *	Ported to Linux's Second Extended File System as part of the
  *	dump and restore backup suit
  *	Remy Card <card@Linux.EU.Org>, 1994-1997
- *      Stelian Pop <pop@cybercable.fr>, 1999 
- *
+ *	Stelian Pop <stelian@popies.net>, 1999-2000
+ *	Stelian Pop <stelian@popies.net> - Alcôve <www.alcove.com>, 2000-2002
  */
 
 /*
@@ -37,32 +37,38 @@
  * 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.
- *
- * $Id: utilities.c,v 1.5 1999/10/11 13:31:14 stelian Exp $
  */
 
+#ifndef lint
+static const char rcsid[] =
+	"$Id: utilities.c,v 1.19 2002/01/25 15:09:00 stelian Exp $";
+#endif /* not lint */
+
+#include <config.h>
+#include <errno.h>
+#include <compaterr.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+
 #include <sys/param.h>
 #include <sys/stat.h>
 
 #ifdef	__linux__
 #include <sys/time.h>
+#include <time.h>
+#ifdef HAVE_EXT2FS_EXT2_FS_H
+#include <ext2fs/ext2_fs.h>
+#else
 #include <linux/ext2_fs.h>
+#endif
+#include <ext2fs/ext2fs.h>
 #include <bsdcompat.h>
 #else	/* __linux__ */
 #include <ufs/ufs/dinode.h>
 #include <ufs/ufs/dir.h>
 #endif	/* __linux__ */
 
-#include <errno.h>
-#include <compaterr.h>
-#include <stdio.h>
-#include <string.h>
-#include <unistd.h>
-
-#ifdef	__linux__
-#include <ext2fs/ext2fs.h>
-#endif
-
 #include "restore.h"
 #include "extern.h"
 
@@ -72,7 +78,7 @@
 void
 pathcheck(char *name)
 {
-	register char *cp;
+	char *cp;
 	struct entry *ep;
 	char *start;
 
@@ -242,6 +248,18 @@ linkit(char *existing, char *new, int type)
 				ret = link(existing, new);
 				chflags(existing, s.st_flags);
 			}
+#else
+			unsigned long s;
+
+			/*
+			 * Most likely, the immutable or append-only attribute
+			 * is set. Clear the attributes and try again.
+			 */
+			if (fgetflags (existing, &s) != -1 &&
+			    fsetflags (existing, 0) != -1) {
+			    	ret = link(existing, new);
+				fsetflags(existing, s);
+			}
 #endif
 			if (ret < 0) {
 				warn("warning: cannot create hard link %s->%s",
@@ -298,10 +316,10 @@ delwhiteout(struct entry *ep)
 /*
  * find lowest number file (above "start") that needs to be extracted
  */
-ino_t
-lowerbnd(ino_t start)
+dump_ino_t
+lowerbnd(dump_ino_t start)
 {
-	register struct entry *ep;
+	struct entry *ep;
 
 	for ( ; start < maxino; start++) {
 		ep = lookupino(start);
@@ -316,10 +334,10 @@ lowerbnd(ino_t start)
 /*
  * find highest number file (below "start") that needs to be extracted
  */
-ino_t
-upperbnd(ino_t start)
+dump_ino_t
+upperbnd(dump_ino_t start)
 {
-	register struct entry *ep;
+	struct entry *ep;
 
 	for ( ; start > ROOTINO; start--) {
 		ep = lookupino(start);
@@ -384,11 +402,11 @@ flagvalues(struct entry *ep)
 /*
  * Check to see if a name is on a dump tape.
  */
-ino_t
+dump_ino_t
 dirlookup(const char *name)
 {
 	struct direct *dp;
-	ino_t ino;
+	dump_ino_t ino;
 
 	ino = ((dp = pathsearch(name)) == NULL) ? 0 : dp->d_ino;
 
@@ -452,3 +470,76 @@ panic(fmt, va_alist)
 		exit(1);
 	}
 }
+
+#ifdef USE_QFA
+/*
+ * search for ino in QFA file
+ *
+ * if exactmatch:
+ * if ino found return tape number and tape position
+ * if ino not found return tnum=0 and tpos=0
+ *
+ * if not exactmatch:
+ * if ino found return tape number and tape position
+ * if ino not found return tape number and tape position of last smaller ino
+ * if no smaller inode found return tnum=0 and tpos=0
+ */
+int
+Inode2Tapepos(dump_ino_t ino, long *tnum, long long *tpos, int exactmatch)
+{
+	char *p, *pp;
+	char numbuff[32];
+	unsigned long tmpino;
+	long tmptnum;
+	long long tmptpos;
+
+	*tpos = 0;
+	*tnum = 0;
+	if (fseek(gTapeposfp, gSeekstart, SEEK_SET) == -1)
+		return errno;
+	while (fgets(gTps, sizeof(gTps), gTapeposfp) != NULL) {
+		gTps[strlen(gTps) - 1] = 0;	/* delete end of line */
+		p = gTps;
+		bzero(numbuff, sizeof(numbuff));
+		pp = numbuff;
+		/* read inode */
+		while ((*p != 0) && (*p != '\t'))
+			*pp++ = *p++;
+		tmpino = atol(numbuff);
+		if (*p == 0)
+			return 1;	/* may NOT happen */    
+		p++;
+		bzero(numbuff, sizeof(numbuff));
+		pp = numbuff;
+		/* read tapenum */
+		while ((*p != 0) && (*p != '\t'))
+			*pp++ = *p++;
+		if (*p == 0)
+			return 1;	/* may NOT happen */    
+		tmptnum = atol(numbuff);
+		p++;
+		bzero(numbuff, sizeof(numbuff));
+		pp = numbuff;
+		/* read tapepos */
+		while ((*p != 0) && (*p != '\t'))
+			*pp++ = *p++;
+		tmptpos = atoll(numbuff);
+
+		if (exactmatch) {
+			if (tmpino == ino)  {
+				*tnum = tmptnum;
+				*tpos = tmptpos;
+				return 0;
+			}
+		} else {
+			if (tmpino > ino)  {
+				return 0;
+			} else {
+				*tnum = tmptnum;
+				*tpos = tmptpos;
+			}
+		}
+	}
+	return 0;
+}
+#endif /* USE_QFA */