Commit 1d372116 authored by Andrew Morton's avatar Andrew Morton Committed by Linus Torvalds
Browse files

[PATCH] rock: lindent it 



Trying to turn rock.c into something which humans can read so we can fix some
bugs.

Start out by feeding it through scripts/Lindent.

Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 8a966191

fs/isofs/rock.c

+356 −291
Original line number Diff line number Diff line
@@ -22,7 +22,6 @@ 


#define SIG(A,B) ((A) | ((B) << 8))	/* isonum_721() */





/* This is a way of ensuring that we have something in the system

   use fields that is compatible with Rock Ridge */

#define CHECK_SP(FAIL)	       			\
@@ -93,7 +92,8 @@ int get_rock_ridge_filename(struct iso_directory_record * de, 
	CONTINUE_DECLS;

	int retnamlen = 0, truncate = 0;



  if (!ISOFS_SB(inode->i_sb)->s_rock) return 0;

	if (!ISOFS_SB(inode->i_sb)->s_rock)

		return 0;

	*retname = 0;



	SETUP_ROCK_RIDGE(de, chr, len);
@@ -104,15 +104,18 @@ int get_rock_ridge_filename(struct iso_directory_record * de, 


		while (len > 2) {	/* There may be one byte for padding somewhere */

			rr = (struct rock_ridge *)chr;

      if (rr->len < 3) goto out; /* Something got screwed up here */

			if (rr->len < 3)

				goto out;	/* Something got screwed up here */

			sig = isonum_721(chr);

			chr += rr->len;

			len -= rr->len;

      if (len < 0) goto out;	/* corrupted isofs */

			if (len < 0)

				goto out;	/* corrupted isofs */



			switch (sig) {

			case SIG('R', 'R'):

	if((rr->u.RR.flags[0] & RR_NM) == 0) goto out;

				if ((rr->u.RR.flags[0] & RR_NM) == 0)

					goto out;

				break;

			case SIG('S', 'P'):

				CHECK_SP(goto out);
@@ -121,8 +124,10 @@ int get_rock_ridge_filename(struct iso_directory_record * de, 
				CHECK_CE;

				break;

			case SIG('N', 'M'):

	if (truncate) break;

	if (rr->len < 5) break;

				if (truncate)

					break;

				if (rr->len < 5)

					break;

				/*

				 * If the flags are 2 or 4, this indicates '.' or '..'.

				 * We don't want to do anything with this, because it
@@ -135,7 +140,9 @@ int get_rock_ridge_filename(struct iso_directory_record * de, 
				}



				if (rr->u.NM.flags & ~1) {

	  printk("Unsupported NM flag settings (%d)\n",rr->u.NM.flags);

					printk

					    ("Unsupported NM flag settings (%d)\n",

					     rr->u.NM.flags);

					break;

				}

				if ((strlen(retname) + rr->len - 5) >= 254) {
@@ -146,7 +153,8 @@ int get_rock_ridge_filename(struct iso_directory_record * de, 
				retnamlen += rr->len - 5;

				break;

			case SIG('R', 'E'):

	if (buffer) kfree(buffer);

				if (buffer)

					kfree(buffer);

				return -1;

			default:

				break;
@@ -154,10 +162,12 @@ int get_rock_ridge_filename(struct iso_directory_record * de, 
		}

	}

	MAYBE_CONTINUE(repeat, inode);

  if (buffer) kfree(buffer);

	if (buffer)

		kfree(buffer);

	return retnamlen;	/* If 0, this file did not have a NM field */

      out:

  if(buffer) kfree(buffer);

	if (buffer)

		kfree(buffer);

	return 0;

}
@@ -170,14 +180,15 @@ parse_rock_ridge_inode_internal(struct iso_directory_record *de, 
	int symlink_len = 0;

	CONTINUE_DECLS;



  if (!ISOFS_SB(inode->i_sb)->s_rock) return 0;

	if (!ISOFS_SB(inode->i_sb)->s_rock)

		return 0;



	SETUP_ROCK_RIDGE(de, chr, len);

  if (regard_xa)

   {

	if (regard_xa) {

		chr += 14;

		len -= 14;

     if (len<0) len=0;

		if (len < 0)

			len = 0;

	}



      repeat:
@@ -189,17 +200,20 @@ parse_rock_ridge_inode_internal(struct iso_directory_record *de, 


		while (len > 2) {	/* There may be one byte for padding somewhere */

			rr = (struct rock_ridge *)chr;

      if (rr->len < 3) goto out; /* Something got screwed up here */

			if (rr->len < 3)

				goto out;	/* Something got screwed up here */

			sig = isonum_721(chr);

			chr += rr->len;

			len -= rr->len;

      if (len < 0) goto out;	/* corrupted isofs */

			if (len < 0)

				goto out;	/* corrupted isofs */



			switch (sig) {

#ifndef CONFIG_ZISOFS		/* No flag for SF or ZF */

			case SIG('R', 'R'):

				if ((rr->u.RR.flags[0] &

 	    (RR_PX | RR_TF | RR_SL | RR_CL)) == 0) goto out;

				     (RR_PX | RR_TF | RR_SL | RR_CL)) == 0)

					goto out;

				break;

#endif

			case SIG('S', 'P'):
@@ -211,8 +225,10 @@ parse_rock_ridge_inode_internal(struct iso_directory_record *de, 
			case SIG('E', 'R'):

				ISOFS_SB(inode->i_sb)->s_rock = 1;

				printk(KERN_DEBUG "ISO 9660 Extensions: ");

	{ int p;

	  for(p=0;p<rr->u.ER.len_id;p++) printk("%c",rr->u.ER.data[p]);

				{

					int p;

					for (p = 0; p < rr->u.ER.len_id; p++)

						printk("%c", rr->u.ER.data[p]);

				}

				printk("\n");

				break;
@@ -223,7 +239,8 @@ parse_rock_ridge_inode_internal(struct iso_directory_record *de, 
				inode->i_gid = isonum_733(rr->u.PX.gid);

				break;

			case SIG('P', 'N'):

	{ int high, low;

				{

					int high, low;

					high = isonum_733(rr->u.PN.dev_high);

					low = isonum_733(rr->u.PN.dev_low);

					/*
@@ -234,9 +251,11 @@ parse_rock_ridge_inode_internal(struct iso_directory_record *de, 
					 * stored in the low field, and use that.

					 */

					if ((low & ~0xff) && high == 0) {

	    inode->i_rdev = MKDEV(low >> 8, low & 0xff);

						inode->i_rdev =

						    MKDEV(low >> 8, low & 0xff);

					} else {

	    inode->i_rdev = MKDEV(high, low);

						inode->i_rdev =

						    MKDEV(high, low);

					}

				}

				break;
@@ -245,24 +264,33 @@ parse_rock_ridge_inode_internal(struct iso_directory_record *de, 
				   Try to handle this correctly for either case. */

				cnt = 0;	/* Rock ridge never appears on a High Sierra disk */

				if (rr->u.TF.flags & TF_CREATE) {

	  inode->i_ctime.tv_sec = iso_date(rr->u.TF.times[cnt++].time, 0);

					inode->i_ctime.tv_sec =

					    iso_date(rr->u.TF.times[cnt++].time,

						     0);

					inode->i_ctime.tv_nsec = 0;

				}

				if (rr->u.TF.flags & TF_MODIFY) {

	  inode->i_mtime.tv_sec = iso_date(rr->u.TF.times[cnt++].time, 0);

					inode->i_mtime.tv_sec =

					    iso_date(rr->u.TF.times[cnt++].time,

						     0);

					inode->i_mtime.tv_nsec = 0;

				}

				if (rr->u.TF.flags & TF_ACCESS) {

	  inode->i_atime.tv_sec = iso_date(rr->u.TF.times[cnt++].time, 0);

					inode->i_atime.tv_sec =

					    iso_date(rr->u.TF.times[cnt++].time,

						     0);

					inode->i_atime.tv_nsec = 0;

				}

				if (rr->u.TF.flags & TF_ATTRIBUTES) {

	  inode->i_ctime.tv_sec = iso_date(rr->u.TF.times[cnt++].time, 0);

					inode->i_ctime.tv_sec =

					    iso_date(rr->u.TF.times[cnt++].time,

						     0);

					inode->i_ctime.tv_nsec = 0;

				}

				break;

			case SIG('S', 'L'):

	{int slen;

				{

					int slen;

					struct SL_component *slp;

					struct SL_component *oldslp;

					slen = rr->len - 5;
@@ -272,7 +300,8 @@ parse_rock_ridge_inode_internal(struct iso_directory_record *de, 
						rootflag = 0;

						switch (slp->flags & ~1) {

						case 0:

	     inode->i_size += slp->len;

							inode->i_size +=

							    slp->len;

							break;

						case 2:

							inode->i_size += 1;
@@ -285,33 +314,48 @@ parse_rock_ridge_inode_internal(struct iso_directory_record *de, 
							inode->i_size += 1;

							break;

						default:

	     printk("Symlink component flag not implemented\n");

							printk

							    ("Symlink component flag not implemented\n");

						}

						slen -= slp->len + 2;

						oldslp = slp;

	   slp = (struct SL_component *) (((char *) slp) + slp->len + 2);

						slp =

						    (struct SL_component

						     *)(((char *)slp) +

							slp->len + 2);



						if (slen < 2) {

	     if(    ((rr->u.SL.flags & 1) != 0) 

		    && ((oldslp->flags & 1) == 0) ) inode->i_size += 1;

							if (((rr->u.SL.

							      flags & 1) != 0)

							    &&

							    ((oldslp->

							      flags & 1) == 0))

								inode->i_size +=

								    1;

							break;

						}



						/*

						 * If this component record isn't continued, then append a '/'.

						 */

	   if (!rootflag && (oldslp->flags & 1) == 0)

						if (!rootflag

						    && (oldslp->flags & 1) == 0)

							inode->i_size += 1;

					}

				}

				symlink_len = inode->i_size;

				break;

			case SIG('R', 'E'):

	printk(KERN_WARNING "Attempt to read inode for relocated directory\n");

				printk(KERN_WARNING

				       "Attempt to read inode for relocated directory\n");

				goto out;

			case SIG('C', 'L'):

	ISOFS_I(inode)->i_first_extent = isonum_733(rr->u.CL.location);

	reloc = isofs_iget(inode->i_sb, ISOFS_I(inode)->i_first_extent, 0);

				ISOFS_I(inode)->i_first_extent =

				    isonum_733(rr->u.CL.location);

				reloc =

				    isofs_iget(inode->i_sb,

					       ISOFS_I(inode)->i_first_extent,

					       0);

				if (!reloc)

					goto out;

				inode->i_mode = reloc->i_mode;
@@ -332,20 +376,42 @@ parse_rock_ridge_inode_internal(struct iso_directory_record *de, 
					int algo;

					algo = isonum_721(rr->u.ZF.algorithm);

					if (algo == SIG('p', 'z')) {

			      int block_shift = isonum_711(&rr->u.ZF.parms[1]);

			      if ( block_shift < PAGE_CACHE_SHIFT || block_shift > 17 ) {

				      printk(KERN_WARNING "isofs: Can't handle ZF block size of 2^%d\n", block_shift);

						int block_shift =

						    isonum_711(&rr->u.ZF.

							       parms[1]);

						if (block_shift <

						    PAGE_CACHE_SHIFT

						    || block_shift > 17) {

							printk(KERN_WARNING

							       "isofs: Can't handle ZF block size of 2^%d\n",

							       block_shift);

						} else {

							/* Note: we don't change i_blocks here */

				      ISOFS_I(inode)->i_file_format = isofs_file_compressed;

							ISOFS_I(inode)->

							    i_file_format =

							    isofs_file_compressed;

							/* Parameters to compression algorithm (header size, block size) */

				      ISOFS_I(inode)->i_format_parm[0] = isonum_711(&rr->u.ZF.parms[0]);

				      ISOFS_I(inode)->i_format_parm[1] = isonum_711(&rr->u.ZF.parms[1]);

				      inode->i_size = isonum_733(rr->u.ZF.real_size);

							ISOFS_I(inode)->

							    i_format_parm[0] =

							    isonum_711(&rr->u.

								       ZF.

								       parms

								       [0]);

							ISOFS_I(inode)->

							    i_format_parm[1] =

							    isonum_711(&rr->u.

								       ZF.

								       parms

								       [1]);

							inode->i_size =

							    isonum_733(rr->u.ZF.

								       real_size);

						}

					} else {

			      printk(KERN_WARNING "isofs: Unknown ZF compression algorithm: %c%c\n",

				     rr->u.ZF.algorithm[0], rr->u.ZF.algorithm[1]);

						printk(KERN_WARNING

						       "isofs: Unknown ZF compression algorithm: %c%c\n",

						       rr->u.ZF.algorithm[0],

						       rr->u.ZF.algorithm[1]);

					}

				}

				break;
@@ -357,7 +423,8 @@ parse_rock_ridge_inode_internal(struct iso_directory_record *de, 
	}

	MAYBE_CONTINUE(repeat, inode);

      out:

  if(buffer) kfree(buffer);

	if (buffer)

		kfree(buffer);

	return 0;

}
@@ -429,15 +496,13 @@ static char *get_symlink_chunk(char *rpnt, struct rock_ridge *rr, char *plimit) 
	return rpnt;

}



int parse_rock_ridge_inode(struct iso_directory_record * de,

			   struct inode * inode)

int parse_rock_ridge_inode(struct iso_directory_record *de, struct inode *inode)

{

	int result = parse_rock_ridge_inode_internal(de, inode, 0);

	/* if rockridge flag was reset and we didn't look for attributes

	 * behind eventual XA attributes, have a look there */

	if ((ISOFS_SB(inode->i_sb)->s_rock_offset == -1)

       &&(ISOFS_SB(inode->i_sb)->s_rock==2))

     {

	    && (ISOFS_SB(inode->i_sb)->s_rock == 2)) {

		result = parse_rock_ridge_inode_internal(de, inode, 14);

	}

	return result;

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