On Tue, Nov 5, 2019 at 3:13 PM Stefan Agner <ste...@agner.ch> wrote:
>
> From: Stefan Agner <stefan.ag...@toradex.com>
>
> Add Zstandard (or just Zstd) compression support. This allows to
> create Zstd compressed tarballs by using tar.zst as IMAGE_FSTYPES.
>
> Signed-off-by: Stefan Agner <stefan.ag...@toradex.com>
> ---
> meta/classes/image_types.bbclass | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/meta/classes/image_types.bbclass
> b/meta/classes/image_types.bbclass
> index 2eeffbb366..eeae652e02 100644
> --- a/meta/classes/image_types.bbclass
> +++ b/meta/classes/image_types.bbclass
> @@ -269,7 +269,7 @@ IMAGE_TYPES = " \
> hddimg \
> squashfs squashfs-xz squashfs-lzo squashfs-lz4 \
> ubi ubifs multiubi \
> - tar tar.gz tar.bz2 tar.xz tar.lz4 \
> + tar tar.gz tar.bz2 tar.xz tar.lz4 tar.zst \
> cpio cpio.gz cpio.xz cpio.lzma cpio.lz4 \
> wic wic.gz wic.bz2 wic.lzma \
> container \
> @@ -282,7 +282,7 @@ IMAGE_TYPES = " \
> # CONVERSION_CMD/DEPENDS.
> COMPRESSIONTYPES ?= ""
>
> -CONVERSIONTYPES = "gz bz2 lzma xz lz4 lzo zip sum md5sum sha1sum sha224sum
> sha256sum sha384sum sha512sum bmap u-boot vmdk vdi qcow2 base64
> ${COMPRESSIONTYPES}"
> +CONVERSIONTYPES = "gz bz2 lzma xz lz4 lzo zip zst sum md5sum sha1sum
> sha224sum sha256sum sha384sum sha512sum bmap u-boot vmdk vdi qcow2 base64
> ${COMPRESSIONTYPES}"
> CONVERSION_CMD_lzma = "lzma -k -f -7
> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}"
> CONVERSION_CMD_gz = "gzip -f -9 -n -c --rsyncable
> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} >
> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.gz"
> CONVERSION_CMD_bz2 = "pbzip2 -f -k ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}"
> @@ -290,6 +290,7 @@ CONVERSION_CMD_xz = "xz -f -k -c ${XZ_COMPRESSION_LEVEL}
> ${XZ_DEFAULTS} --check=
> CONVERSION_CMD_lz4 = "lz4 -9 -z -l ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}
> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.lz4"
> CONVERSION_CMD_lzo = "lzop -9 ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}"
> CONVERSION_CMD_zip = "zip ${ZIP_COMPRESSION_LEVEL}
> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.zip
> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}"
> +CONVERSION_CMD_zst = "zstd -f -k -c ${ZSTD_COMPRESSION_LEVEL}
> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} >
> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.zst"
Where is ZSTD_COMPRESSION_LEVEL defined?
> CONVERSION_CMD_sum = "sumtool -i ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}
> -o ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.sum ${JFFS2_SUM_EXTRA_ARGS}"
> CONVERSION_CMD_md5sum = "md5sum ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} >
> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.md5sum"
> CONVERSION_CMD_sha1sum = "sha1sum ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}
> > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.sha1sum"
> @@ -310,6 +311,7 @@ CONVERSION_DEPENDS_xz = "xz-native"
> CONVERSION_DEPENDS_lz4 = "lz4-native"
> CONVERSION_DEPENDS_lzo = "lzop-native"
> CONVERSION_DEPENDS_zip = "zip-native"
> +CONVERSION_DEPENDS_zst = "zstd-native"
> CONVERSION_DEPENDS_sum = "mtd-utils-native"
> CONVERSION_DEPENDS_bmap = "bmap-tools-native"
> CONVERSION_DEPENDS_u-boot = "u-boot-tools-native"
> --
> 2.17.1
>
> --
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