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authorDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2019-05-04 15:32:52 +0200
committerDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2019-05-04 22:22:48 +0200
commit2b975a449c17268f943403176a7609079b7af084 (patch)
treefee51e2f4b4f424c9a55dc35fb7aad21e3ce6580 /include/meta_writer.h
parent6f7ee71165b30272a4f18bca361c324c7671680c (diff)
Remove compressor internal buffers
Pass in an external destination buffer + size and allow for propper bounds checking (especially when unpacking). Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Diffstat (limited to 'include/meta_writer.h')
-rw-r--r--include/meta_writer.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/meta_writer.h b/include/meta_writer.h
index 03f9a2e..7f1be9a 100644
--- a/include/meta_writer.h
+++ b/include/meta_writer.h
@@ -6,11 +6,12 @@
#include "squashfs.h"
typedef struct {
- uint8_t data[SQFS_META_BLOCK_SIZE + 2];
size_t offset;
size_t block_offset;
int outfd;
compressor_t *cmp;
+ uint8_t data[SQFS_META_BLOCK_SIZE + 2];
+ uint8_t scratch[SQFS_META_BLOCK_SIZE + 2];
} meta_writer_t;
meta_writer_t *meta_writer_create(int fd, compressor_t *cmp);