diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/squashfs4/Makefile | 2 | ||||
| -rw-r--r-- | tools/squashfs4/patches/100-xz_wrapper-support-multiple-lzma-configuration-optio.patch | 68 |
2 files changed, 45 insertions, 25 deletions
diff --git a/tools/squashfs4/Makefile b/tools/squashfs4/Makefile index 8f281c704d..1ab4b536ae 100644 --- a/tools/squashfs4/Makefile +++ b/tools/squashfs4/Makefile @@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk PKG_NAME:=squashfs4 PKG_CPE_ID:=cpe:/a:phillip_lougher:squashfs PKG_VERSION:=4.6.1 -PKG_RELEASE=1 +PKG_RELEASE=2 PKG_SOURCE_PROTO:=git PKG_SOURCE_URL:=https://github.com/plougher/squashfs-tools diff --git a/tools/squashfs4/patches/100-xz_wrapper-support-multiple-lzma-configuration-optio.patch b/tools/squashfs4/patches/100-xz_wrapper-support-multiple-lzma-configuration-optio.patch index c882529cad..bcc962a9de 100644 --- a/tools/squashfs4/patches/100-xz_wrapper-support-multiple-lzma-configuration-optio.patch +++ b/tools/squashfs4/patches/100-xz_wrapper-support-multiple-lzma-configuration-optio.patch @@ -1,22 +1,24 @@ -From f49793cfbd72fdc40ab75dbffef42dca774701d1 Mon Sep 17 00:00:00 2001 +From dcb976fe4ee40e4bac8ae0dcc836629c625a6fd4 Mon Sep 17 00:00:00 2001 From: Christian Marangi <ansuelsmth@gmail.com> Date: Fri, 14 Oct 2022 15:59:16 +0200 Subject: [PATCH] xz_wrapper: support multiple lzma configuration options Add option to configure preset, lc, lp and pb lzma parameters. --Xpreset can be both a level or set to 'extreme' to use the lzma extreme -compression options. +-Xpreset can be used to set the compression level. +-Xe can be used to set the 'EXTREME' flag to use the lzma compression +options tweaking additional settings on top of the compression level set. New option added: -Xpreset + -Xe -Xlc -Xlp -Xpb Signed-off-by: Christian Marangi <ansuelsmth@gmail.com> --- - squashfs-tools/xz_wrapper.c | 112 +++++++++++++++++++++++++++++++++++- - 1 file changed, 109 insertions(+), 3 deletions(-) + squashfs-tools/xz_wrapper.c | 119 ++++++++++++++++++++++++++++++++++-- + 1 file changed, 115 insertions(+), 4 deletions(-) --- a/squashfs-tools/xz_wrapper.c +++ b/squashfs-tools/xz_wrapper.c @@ -53,26 +55,26 @@ Signed-off-by: Christian Marangi <ansuelsmth@gmail.com> + long val; + + if(argc < 2) { -+ fprintf(stderr, "xz: -Xpreset missing preset-level\n"); ++ fprintf(stderr, "xz: -Xpreset missing preset-level " ++ "(valid value 0-9)\n"); + goto failed; + } + -+ if (strcmp(argv[1], "extreme") == 0) { -+ preset = LZMA_PRESET_EXTREME; -+ -+ return 1; -+ } -+ + val = strtol(argv[1], &b, 10); -+ if ((int) val < 0 || (int) val & ~LZMA_PRESET_LEVEL_MASK) { ++ if (*b != '\0' || (int) val < 0 || (int) val & ~LZMA_PRESET_LEVEL_MASK) { + fprintf(stderr, "xz: -Xpreset can't be " + "negative or more than the max preset\n"); + goto failed; + } + -+ preset = (int) val; ++ preset &= ~LZMA_PRESET_LEVEL_MASK; ++ preset |= (int) val; + + return 1; ++ } else if(strcmp(argv[0], "-Xe") == 0) { ++ preset |= LZMA_PRESET_EXTREME; ++ ++ return 0; + } else if(strcmp(argv[0], "-Xlc") == 0) { + char *b; + long val; @@ -83,7 +85,7 @@ Signed-off-by: Christian Marangi <ansuelsmth@gmail.com> + } + + val = strtol(argv[1], &b, 10); -+ if ((int) val < LZMA_LCLP_MIN || (int) val > LZMA_LCLP_MAX) { ++ if (*b != '\0' || (int) val < LZMA_LCLP_MIN || (int) val > LZMA_LCLP_MAX) { + fprintf(stderr, "xz: -Xlc invalid value\n"); + goto failed; + } @@ -101,8 +103,8 @@ Signed-off-by: Christian Marangi <ansuelsmth@gmail.com> + } + + val = strtol(argv[1], &b, 10); -+ if ((int) val < LZMA_LCLP_MIN || (int) val > LZMA_LCLP_MAX) { -+ fprintf(stderr, "xz: -Xlc invalid value\n"); ++ if (*b != '\0' || (int) val < LZMA_LCLP_MIN || (int) val > LZMA_LCLP_MAX) { ++ fprintf(stderr, "xz: -Xlp invalid value\n"); + goto failed; + } + @@ -119,8 +121,8 @@ Signed-off-by: Christian Marangi <ansuelsmth@gmail.com> + } + + val = strtol(argv[1], &b, 10); -+ if ((int) val < LZMA_PB_MIN || (int) val > LZMA_PB_MAX) { -+ fprintf(stderr, "xz: -Xlc invalid value\n"); ++ if (*b != '\0' || (int) val < LZMA_PB_MIN || (int) val > LZMA_PB_MAX) { ++ fprintf(stderr, "xz: -Xpb invalid value\n"); + goto failed; + } + @@ -135,8 +137,9 @@ Signed-off-by: Christian Marangi <ansuelsmth@gmail.com> struct filter *filter = &stream->filter[i]; - if(lzma_lzma_preset(&stream->opt, LZMA_PRESET_DEFAULT)) -+ if(lzma_lzma_preset(&stream->opt, preset)) - goto failed; +- goto failed; ++ if(lzma_lzma_preset(&stream->opt, preset)) ++ goto failed; stream->opt.dict_size = stream->dictionary_size; @@ -152,16 +155,33 @@ Signed-off-by: Christian Marangi <ansuelsmth@gmail.com> filter->length = 0; res = lzma_stream_buffer_encode(filter->filter, LZMA_CHECK_CRC32, NULL, src, size, filter->buffer, -@@ -521,6 +617,12 @@ static void xz_usage(FILE *stream) +@@ -521,13 +617,28 @@ static void xz_usage(FILE *stream) fprintf(stream, " header as either 2^n or as 2^n+2^(n+1).\n\t\t"); fprintf(stream, "Example dict-sizes are 75%%, 50%%, 37.5%%, 25%%, or"); fprintf(stream, " 32K, 16K, 8K\n\t\tetc.\n"); -+ fprintf(stream, "\t -Xpreset <preset-level or extreme>\n"); ++ fprintf(stream, "\t -Xpreset <preset-level>\n"); + fprintf(stream, "\t\tUse <preset-value> as the custom preset to use"); -+ fprintf(stream, " on compress. Can be a level number or extreme.\n"); ++ fprintf(stream, " on compress.\n\t\t<preset-level> should be 0 .. 9"); ++ fprintf(stream, " (default 6)\n"); ++ fprintf(stream, "\t -Xe\n"); ++ fprintf(stream, "\t\tEnable additional compression settings by passing"); ++ fprintf(stream, " the EXTREME\n\t\tflag to the compression flags.\n"); + fprintf(stream, "\t -Xlc <value>\n"); + fprintf(stream, "\t -Xlp <value>\n"); + fprintf(stream, "\t -Xpb <value>\n"); } + static int option_args(char *option) + { + if(strcmp(option, "-Xbcj") == 0 || +- strcmp(option, "-Xdict-size") == 0) ++ strcmp(option, "-Xdict-size") == 0 || ++ strcmp(option, "-Xpreset") == 0 || ++ strcmp(option, "-Xe") == 0 || ++ strcmp(option, "-Xlc") == 0 || ++ strcmp(option, "-Xlp") == 0 || ++ strcmp(option, "-Xpb") == 0) + return 1; + + return 0; |