diff options
Diffstat (limited to 'compr_zlib.c')
| -rw-r--r-- | compr_zlib.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/compr_zlib.c b/compr_zlib.c index 167946e..d097693 100644 --- a/compr_zlib.c +++ b/compr_zlib.c @@ -44,17 +44,17 @@ #define min(x,y) ((x)<(y)?(x):(y)) - /* Plan: call deflate() with avail_in == *sourcelen, - avail_out = *dstlen - 12 and flush == Z_FINISH. - If it doesn't manage to finish, call it again with - avail_in == 0 and avail_out set to the remaining 12 - bytes for it to clean up. - Q: Is 12 bytes sufficient? - */ +/* Plan: call deflate() with avail_in == *sourcelen, + avail_out = *dstlen - 12 and flush == Z_FINISH. + If it doesn't manage to finish, call it again with + avail_in == 0 and avail_out set to the remaining 12 + bytes for it to clean up. +Q: Is 12 bytes sufficient? + */ #define STREAM_END_SPACE 12 int jffs2_zlib_compress(unsigned char *data_in, unsigned char *cpage_out, - uint32_t *sourcelen, uint32_t *dstlen, void *model) + uint32_t *sourcelen, uint32_t *dstlen, void *model) { z_stream strm; int ret; @@ -102,7 +102,7 @@ int jffs2_zlib_compress(unsigned char *data_in, unsigned char *cpage_out, } int jffs2_zlib_decompress(unsigned char *data_in, unsigned char *cpage_out, - uint32_t srclen, uint32_t destlen, void *model) + uint32_t srclen, uint32_t destlen, void *model) { z_stream strm; int ret; @@ -125,24 +125,24 @@ int jffs2_zlib_decompress(unsigned char *data_in, unsigned char *cpage_out, ; inflateEnd(&strm); - return 0; + return 0; } static struct jffs2_compressor jffs2_zlib_comp = { - .priority = JFFS2_ZLIB_PRIORITY, - .name = "zlib", - .disabled = 0, - .compr = JFFS2_COMPR_ZLIB, - .compress = &jffs2_zlib_compress, - .decompress = &jffs2_zlib_decompress, + .priority = JFFS2_ZLIB_PRIORITY, + .name = "zlib", + .disabled = 0, + .compr = JFFS2_COMPR_ZLIB, + .compress = &jffs2_zlib_compress, + .decompress = &jffs2_zlib_decompress, }; int jffs2_zlib_init(void) { - return jffs2_register_compressor(&jffs2_zlib_comp); + return jffs2_register_compressor(&jffs2_zlib_comp); } void jffs2_zlib_exit(void) { - jffs2_unregister_compressor(&jffs2_zlib_comp); + jffs2_unregister_compressor(&jffs2_zlib_comp); } |