diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/squashfs/sqfs_decompressor.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/fs/squashfs/sqfs_decompressor.c b/fs/squashfs/sqfs_decompressor.c index 9457ee5f0f..d69ddb24a4 100644 --- a/fs/squashfs/sqfs_decompressor.c +++ b/fs/squashfs/sqfs_decompressor.c @@ -9,6 +9,11 @@ #include <stdint.h> #include <stdio.h> #include <stdlib.h> + +#if IS_ENABLED(CONFIG_LZO) +#include <linux/lzo.h> +#endif + #if IS_ENABLED(CONFIG_ZLIB) #include <u-boot/zlib.h> #endif @@ -25,6 +30,10 @@ int sqfs_decompressor_init(struct squashfs_ctxt *ctxt) u16 comp_type = get_unaligned_le16(&ctxt->sblk->compression); switch (comp_type) { +#if IS_ENABLED(CONFIG_LZO) + case SQFS_COMP_LZO: + break; +#endif #if IS_ENABLED(CONFIG_ZLIB) case SQFS_COMP_ZLIB: break; @@ -49,6 +58,10 @@ void sqfs_decompressor_cleanup(struct squashfs_ctxt *ctxt) u16 comp_type = get_unaligned_le16(&ctxt->sblk->compression); switch (comp_type) { +#if IS_ENABLED(CONFIG_LZO) + case SQFS_COMP_LZO: + break; +#endif #if IS_ENABLED(CONFIG_ZLIB) case SQFS_COMP_ZLIB: break; @@ -101,6 +114,18 @@ int sqfs_decompress(struct squashfs_ctxt *ctxt, void *dest, int ret = 0; switch (comp_type) { +#if IS_ENABLED(CONFIG_LZO) + case SQFS_COMP_LZO: { + size_t lzo_dest_len = *dest_len; + ret = lzo1x_decompress_safe(source, src_len, dest, &lzo_dest_len); + if (ret) { + printf("LZO decompression failed. Error code: %d\n", ret); + return -EINVAL; + } + + break; + } +#endif #if IS_ENABLED(CONFIG_ZLIB) case SQFS_COMP_ZLIB: ret = uncompress(dest, dest_len, source, src_len); |