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fix error in mksquashfs4 when data can't be compressed

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SVN-Revision: 17585
This commit is contained in:
Matteo Croce 2009-09-15 09:01:27 +00:00
parent bc37b2e831
commit 9f53073e97
1 changed files with 51 additions and 33 deletions
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84
tools/squashfs4/patches/110-lzma.patch
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@ -1,5 +1,7 @@
--- a/squashfs-tools/mksquashfs.c
+++ b/squashfs-tools/mksquashfs.c
Index: squashfs4.0/squashfs-tools/mksquashfs.c
===================================================================
--- squashfs4.0.orig/squashfs-tools/mksquashfs.c 2009-04-05 23:22:48.000000000 +0200
+++ squashfs4.0/squashfs-tools/mksquashfs.c 2009-09-14 17:21:46.210480446 +0200
@@ -64,6 +64,18 @@
#include "global.h"
#include "sort.h"
@ -19,7 +21,7 @@
#ifdef SQUASHFS_TRACE
#define TRACE(s, args...) do { \
@@ -830,6 +842,19 @@ void sigalrm_handler()
@@ -830,6 +842,19 @@
rotate = (rotate + 1) % 4;
}
@ -39,7 +41,7 @@
unsigned int mangle2(z_stream **strm, char *d, char *s, int size,
int block_size, int uncompressed, int data_block)
@@ -841,6 +866,48 @@ unsigned int mangle2(z_stream **strm, ch
@@ -841,6 +866,50 @@
if(uncompressed)
goto notcompressed;
@ -75,9 +77,11 @@
+ case SZ_ERROR_PARAM:
+ BAD_ERROR("lzma::compress failed, invalid parameters\n");
+ break;
+ case SZ_ERROR_OUTPUT_EOF:
+ goto notcompressed;
+ /* should not happen */
+ default:
+ BAD_ERROR("lzma::compress failed, unknown error\n");
+ BAD_ERROR("lzma::compress failed, unknown error (%d)\n", res);
+ break;
+ }
+
@ -88,7 +92,7 @@
if(stream == NULL) {
if((stream = *strm = malloc(sizeof(z_stream))) == NULL)
BAD_ERROR("mangle::compress failed, not enough "
@@ -1669,17 +1736,17 @@ struct file_buffer *get_fragment(struct
@@ -1669,17 +1738,17 @@
else
data = read_from_disk(start_block, size);
@ -110,7 +114,7 @@
" unknown error %d\n", res);
}
} else if(compressed_buffer)
@@ -4282,6 +4349,10 @@ int main(int argc, char *argv[])
@@ -4282,6 +4351,10 @@
argv[0]);
exit(1);
}
@ -121,7 +125,7 @@
} else if(strcmp(argv[i], "-ef") == 0) {
if(++i == argc) {
ERROR("%s: -ef missing filename\n", argv[0]);
@@ -4410,6 +4481,9 @@ printOptions:
@@ -4410,6 +4483,9 @@
ERROR("-b <block_size>\t\tset data block to "
"<block_size>. Default %d bytes\n",
SQUASHFS_FILE_SIZE);
@ -131,7 +135,7 @@
ERROR("-processors <number>\tUse <number> processors."
" By default will use number of\n");
ERROR("\t\t\tprocessors available\n");
@@ -4804,7 +4878,7 @@ restore_filesystem:
@@ -4804,7 +4880,7 @@
sBlk.bytes_used = bytes;
/* Only compression supported */
@ -140,9 +144,11 @@
/* Xattrs are not currently supported */
sBlk.xattr_table_start = SQUASHFS_INVALID_BLK;
--- a/squashfs-tools/squashfs_fs.h
+++ b/squashfs-tools/squashfs_fs.h
@@ -229,6 +229,7 @@ typedef long long squashfs_block_t;
Index: squashfs4.0/squashfs-tools/squashfs_fs.h
===================================================================
--- squashfs4.0.orig/squashfs-tools/squashfs_fs.h 2009-03-18 03:50:20.000000000 +0100
+++ squashfs4.0/squashfs-tools/squashfs_fs.h 2009-09-14 17:20:36.310480350 +0200
@@ -229,6 +229,7 @@
typedef long long squashfs_inode_t;
#define ZLIB_COMPRESSION 1
@ -150,9 +156,11 @@
struct squashfs_super_block {
unsigned int s_magic;
--- a/squashfs-tools/Makefile
+++ b/squashfs-tools/Makefile
@@ -4,14 +4,20 @@ INCLUDEDIR = .
Index: squashfs4.0/squashfs-tools/Makefile
===================================================================
--- squashfs4.0.orig/squashfs-tools/Makefile 2009-04-05 04:03:36.000000000 +0200
+++ squashfs4.0/squashfs-tools/Makefile 2009-09-14 17:20:36.310480350 +0200
@@ -4,14 +4,20 @@
CFLAGS := -I$(INCLUDEDIR) -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_GNU_SOURCE -O2
@ -177,7 +185,7 @@
sort.o: sort.c squashfs_fs.h global.h sort.h Makefile
@@ -19,18 +25,20 @@ swap.o: swap.c Makefile
@@ -19,18 +25,20 @@
pseudo.o: pseudo.c pseudo.h Makefile
@ -205,9 +213,11 @@
clean:
-rm -f *.o mksquashfs unsquashfs
--- a/squashfs-tools/read_fs.c
+++ b/squashfs-tools/read_fs.c
@@ -51,6 +51,7 @@ extern unsigned int get_guid(unsigned in
Index: squashfs4.0/squashfs-tools/read_fs.c
===================================================================
--- squashfs4.0.orig/squashfs-tools/read_fs.c 2009-03-31 06:23:14.000000000 +0200
+++ squashfs4.0/squashfs-tools/read_fs.c 2009-09-14 17:20:36.310480350 +0200
@@ -51,6 +51,7 @@
#include "squashfs_swap.h"
#include "read_fs.h"
#include "global.h"
@ -215,7 +225,7 @@
#include <stdlib.h>
@@ -83,17 +84,17 @@ int read_block(int fd, long long start,
@@ -83,17 +84,17 @@
c_byte = SQUASHFS_COMPRESSED_SIZE(c_byte);
read_destination(fd, start + offset, c_byte, buffer);
@ -238,8 +248,10 @@
"%d\n", res);
return 0;
}
--- a/squashfs-tools/unsquashfs.c
+++ b/squashfs-tools/unsquashfs.c
Index: squashfs4.0/squashfs-tools/unsquashfs.c
===================================================================
--- squashfs4.0.orig/squashfs-tools/unsquashfs.c 2009-04-05 23:23:06.000000000 +0200
+++ squashfs4.0/squashfs-tools/unsquashfs.c 2009-09-14 17:20:36.310480350 +0200
@@ -24,6 +24,7 @@
#include "unsquashfs.h"
#include "squashfs_swap.h"
@ -248,7 +260,7 @@
#include "read_fs.h"
struct cache *fragment_cache, *data_cache;
@@ -597,18 +598,17 @@ int read_block(long long start, long lon
@@ -597,18 +598,17 @@
if(read_bytes(start + offset, c_byte, buffer) == FALSE)
goto failed;
@ -271,7 +283,7 @@
"%d\n", res);
goto failed;
}
@@ -645,18 +645,17 @@ int read_data_block(long long start, uns
@@ -645,18 +645,17 @@
if(read_bytes(start, c_byte, data) == FALSE)
goto failed;
@ -294,7 +306,7 @@
"%d\n", res);
goto failed;
}
@@ -1459,7 +1458,7 @@ int read_super(char *source)
@@ -1459,7 +1458,7 @@
s_ops.read_inode = read_inode_4;
s_ops.read_uids_guids = read_uids_guids_4;
memcpy(&sBlk, &sBlk_4, sizeof(sBlk_4));
@ -303,7 +315,7 @@
}
/*
@@ -1548,6 +1547,9 @@ int read_super(char *source)
@@ -1548,6 +1547,9 @@
goto failed_mount;
}
@ -313,7 +325,7 @@
return TRUE;
failed_mount:
@@ -1710,19 +1712,19 @@ void *deflator(void *arg)
@@ -1710,19 +1712,19 @@
int res;
unsigned long bytes = block_size;
@ -337,8 +349,10 @@
"%d\n", res);
} else
memcpy(entry->data, tmp, bytes);
--- a/squashfs-tools/mksquashfs.h
+++ b/squashfs-tools/mksquashfs.h
Index: squashfs4.0/squashfs-tools/mksquashfs.h
===================================================================
--- squashfs4.0.orig/squashfs-tools/mksquashfs.h 2009-02-19 19:31:08.000000000 +0100
+++ squashfs4.0/squashfs-tools/mksquashfs.h 2009-09-14 17:20:36.310480350 +0200
@@ -41,4 +41,9 @@
#define SQUASHFS_SWAP_LONG_LONGS(s, d, n) \
memcpy(d, s, n * sizeof(long long))
@ -349,8 +363,10 @@
+
+
#endif
--- /dev/null
+++ b/squashfs-tools/uncompress.c
Index: squashfs4.0/squashfs-tools/uncompress.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ squashfs4.0/squashfs-tools/uncompress.c 2009-09-14 17:20:36.310480350 +0200
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2009 Felix Fietkau <nbd@openwrt.org>
@ -410,8 +426,10 @@
+}
+
+
--- /dev/null
+++ b/squashfs-tools/uncompress.h
Index: squashfs4.0/squashfs-tools/uncompress.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ squashfs4.0/squashfs-tools/uncompress.h 2009-09-14 17:20:36.310480350 +0200
@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2009 Felix Fietkau <nbd@openwrt.org>